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Использование: в области переработки пластмасс методом литья под давлением при изготовлении литьевых форм для тонкостенных изделий, имеющих сквозные или глухие отверстия, типа шайб. Сущность изобретения: форма содержит гнезда 3, оформ- ляющие знаки 5 с оформляющими отверстия элементами, выполненными с обратной конусностью, и трубчатые выталкиватели 10, в которых расположены знаки ?. Расстояние между наружной кромкой оформляющего отверстие элемента и внутренней кромкой выталкивателя не меньше половины глубины гнезда. 2 ил.^V4 СЛСА^ОhO ...

Литьевая форма для изготовления плоских полимерных изделий с поднутрением

Изобретение относится к литьевым формам для изготовления плоских полимерных изделий с поднутрением. Цель изобретения - снижение металлоемкости формы. Для этого выталкивающая система , содержащая закрепленный в плитах толкания 4 знак-выталкиватель 5,снабжена отражательным механизмом, выполненным в виде установленного на плите 2 подпружиненного ползуна 6 с наклонной отражательной поверхностью 7 на конце и закрепленного в литниковой плите 1 шибера 8 для перемещения ползуна 6. При раскрытии формы ползун 6 перемещается к оформляющей полости и отражательной поверхностью 7 сбрасывает изделие со знака-выталкивателя 5. 2 ил. с S (Л ...

Литьевая форма для полимерных изделий

Изобретение относится к технике переработки полимеров методом литья под давлением и может быть использовано для извлечения изделий из формы. Цель - упрощение конструкции формы. Для этого ме.ха- низм сбрасывания выполнен в виде стержня 7. На торце стержня закреплена упругая пластина 9, которая взаимодействует с наклонной поверхностью 12 паза 11 в плите пуансонов. Стержень снабжен буртом 13. установленным с возможностью взаимодействия с плитой выталкивателей. 1 з.п.ф-лы. I ил.

Пресс-форма для изготовления полимерных изделий

ПРЕСС-ФОРМА ДЛЯ ИЗГОТОВЛЕ НИЯ ПОЛИМЕРНЫХ ИЗДЕЛИЙ, содержащая раздвижные полуматрицы с ползунами опорную плиту, пуансон, подвижную плиту, связанную тягами с планками с направлякяцими для ползунов, и элементы для перемещения раздвижных полуматриц , отличающаяся тем, что, с целью повышения надежности работы пресс-формы, она снабжена обоймой для раздвижных полуматриц , жестко связанной с опорной плитой , а злементы для перемещения раздвижных полуматриц выполнены в виде закрепленных на опорной плите копиров для ползунов, при этом в опорной плите и обойме выполнены отверстия под тяги. 2. Пресс-форма по п.1, отличающаяся тем, что подвижная .тлита снабжена толкателем с гнездом под арматуру.

Универсальная блок-форма для изготовления изделий из полимерных материалов

Изобретение относится к переработке пластмасс в изделия, а именно к технологической оснастке, и может быть использоваЩ - -Г г ФигЛ но в многономенклатурном мелкосерийном производстве изделий из пластических масс групповым методом. Цель изобретения - расширение технологических возможностей и сокращение времени на переналадку. Для этого подвижная опорная плита 2 и плита выталкивателей 5 со сквозными отверстиями выполнены состоящими из обойм 9 и установленных в них с возможностью поворота сменных дисков 12с боковыми коническими поверхностями и сквозными отверстиями 21 для прохода выталкивателей , причем сменные диски 12 снабжены средствами для фиксации в обойме. 2 з.п. 6-лы. 7 ил. А. 7 11 (Л С Ю XI ю о 00 00 ...

Литьевая форма

Изобретение относится к области переработки пластических масс в изделия. Изобретение позволяет повысить надежность работы формы. Литьевая форма содержит подвижную плиту 1, неподвижную плиту 2, матрицу 3, дополнительную плиту 4, плиту 5 с выталкивателем 6, промежуточную плиту 9, открыватели литников 10, упор 11, шарик 12, колонку с кольцевой канавкой 13, захват 14. Для достижения цели изображения форма снабжена дополнительной плитой 4, установленной под матрицей 3, колонкой 13 с кольцевой канавкой, установленной в подвижной плите 1. При этом захват жестко закреплен на плите 2, упор установлен в сквозном пазу промежуточной плиты и выполнен в виде подвижного пальца и шарика 12, а механизм принудительного разъема формы в плоскости литников выполнен в виде подпружиненного фиксатора 8, установленного в дополнительной плите, и защелки - в матрице. 1 ил.

Литьевая форма для изготовления полимерных изделий

Изобретение относится к литьевым формам для изготовления коробчатых изделий. Цель изобретения - повышение надежности удаления крупногабаритных изделий. Для этого плита съема 5 снабжена сбрасывателем 8 изделия с хвостовиком 9 и двуплечим рычагом 10, установленным с возможностью взаимодействия большего плеча с хвостовиком 9, а основание 4 - стойкой 11, на конце которой установлен подпружиненный упор 12 для поворота рычага. При раскрытии формы упор поворачивает рычаг 10, который перемещает сбрасыватель. 2 ил.

Литьевая форма для изготовления изделий из пластмасс

ЛИТЬЕВАЯ ФОРМА ДЛЯ ИЗГОТОВЛЕНИЯ ИЗДЕЛИЙ ИЗ ПЛАСТМАСС, содержащая неподвижную полуформу и подвижную, включающую опорную плиту матрицедержателя и плиты выталкивающей системы с щелевыми выталкивателями, отличающаяся тем, что, с целью повьпиения надежности работы литьевой формы, опорная плита матрицедержателя снабжена вставками, которые взаимодействуют с пазами, выполненными вдоль продольной оси утолщенной части щелевого выталкивателя. (Л 00 ;0 00 Од со ...

Литьевая форма с двухступенчатой выталкивающей системой

Изобретение относится к литьевым формам с двухступенчатой выталкивающей системой для изготовления полимерных изделий. Цель изобретения - повышение надежности работы формы и уменьшение хода раскрытия. Для этого хвостовик 9 стержневого выталкивателя 8 выполнен на конце с диском 14, имеющим сообщающийся с прорезью 15 паз для прохода планки 13. Паз в плите матриц 3 выполнен с выступом 4 для поворота планки 13, а контртолкатели 12 установлены в плите матриц над концами планки 13, при этом в стенках трубчатого выталкивателя выполнены прорези 16 для перемещения планки 13. При раскрытии формы после удаления изделия из матрицы планка 13 упирается в выступ 4 паза в плите матриц и поворачивается под воздействием трубчатого выталкивателя 7, вызывая ускоренное перемещение стержневого выталкивателя 8. 5 ил.

Устройство для запирания прессформы машины для литья под давлением

Verfahren fuer den Betrieb von Spritz- und Druckgiessmaschinen und Vorrichtung zur Durchfuehrung dieses Verfahrens

INJECTION MOLDING MACHINE

FORMTRENNMITTEL UND MIT DIESEM DURCHFUEHRBARES VERFAHREN ZUR HERSTELLUNG VON GEGENSTAENDEN AUS POLYURETHANSCHAUM.

Release agent suitable for the prodn. of foamed polyurethane articles are comprises of aq. emulsions or dispersions of known release agents and conventional additives with a water content of at least 60 wt%, esp. 85-96 wt%, the water being masked by the effect of lyotropic mesomorphy. The water may be masked e.g. using a wax, fat and/or petrolatum emulsified with a masking agent assistant (I) which is esp. a surfactant with a HLB of 8 to 15, pref. 10 to 12, or a mixt. of these.

Verfahren und Vorrichtung zum Herstellen von Pfeilgetrieberädern und Pumpen, die dieselben enthalten

Antrieb für wenigstens eine linear bewegbare Achse einer Spritzgießmaschine

VERSCHLUSSSTOPFEN FÜR EINEN KANISTER SOWIE VERFAHREN ZUR DESSEN HERSTELLUNG

Temperierbares Werkzeug zur Formgebung von Werkstücken

Temperierbares Werkzeug (1) zur Formgebung von Werkstücken, nämlich ein Druckgusswerkzeug, mit einer die Kontur des Werkstücks abbildenden und einen Formhohlraum (2) begrenzenden Maske (3), einem mit der Maske (3) verbundenen Grundkörper (4) und zumindest einem ein Temperiermedium (5) aufnehmenden und zwischen dem Grundkörper (4) und der Maske (3) angeordneten Temperierhohlraum (6) zum Temperieren des Werkstücks, wobei sich die Maske (3) über zumindest eine den Temperierhohlraum (6) zumindest teilweise begrenzende Stütze (9) am Grundkörper (4) abstützt, wobei in der zumindest einen Stütze (9) ein Auswerferelement (13) zur Entfernung eines im Formhohlraum (2) angeordneten Werkstücks integriert ist, welches beweglich in einer die Maske (3), die Stütze (9) und zumindest einen Teil des Grundkörpers (4) durchsetzenden Durchbrechung (14) angeordnet ist, und wobei der Temperierhohlraum (6) durch zumindest ein Dichtelement (16) gegenüber der Durchbrechung (14) flüssigkeitsdicht abgedichtet ist, ...

Auswerfervorrichtung für eine Spritzgießmaschine

Auswerfervorrichtung für eine Spritzgießmaschine, mit wenigstens einem an einer ersten Anschlagfläche (1) angeordneten Auswerferstift (2), einer zweiten Anschlagfläche (3) und einer Antriebsvorrichtung (4) zum Verfahren der ersten Anschlagfläche (1) relativ zur zweiten Anschlagfläche (3), wobei eine Überwachungsvorrichtung (5) mit einem elektronischen Speicher vorgesehen ist, wobei im elektronischen Speicher eine das mechanische Verhalten der Auswerfervorrichtung repräsentierende Federkennlinie (F(x)) als Funktion (F) des Verfahrweges (x) der ersten Anschlagfläche (1) relativ zur zweiten Anschlagfläche (3) abgelegt ist und durch die Überwachungsvorrichtung (5) das Verfahren der ersten Anschlagfläche (1) relativ zur zweiten Anschlagfläche (3) unter Berücksichtigung der Federkennlinie (F(x)) überwachbar ist.

HÜLSENAUSWERFER

Montagesystem, Montageverfahren mit Montageeinheit

Ein Montagesystem umfasst eine Formungsmaschine, die eine erste Komponente und eine zweite Komponente formt, und einen Roboter, der eine Montageeinheit aufweist, die mit einem ersten Haltemittel, das die erste Komponente hält, und einem zweiten Haltemittel, das die zweite Komponente hält, versehen ist. Die erste Komponente und die zweite Komponente, die durch die Formungsmaschine geformt wurden, werden durch das erste Haltemittel und das zweite Haltemittel des Roboters gefasst und aus der Form entnommen und wenigstens eines aus dem ersten Haltemittel und dem zweiten Haltemittel in Bezug auf das andere bewegt, wodurch die durch das erste Haltemittel gehaltene erste Komponente und die durch das zweite Haltemittel gehaltene zweite Komponente zusammengesetzt werden, ohne sie loszulassen.

SPRITZGUSSVORRICHTUNG

SPRITZGUSSFORM MIT SCHWEBENDEM ABSTREIFRING

Moulded tool for injection moulding parts

The two mould halves (1, 21) of the mould each have a recess (6 and 33 respectively) for the particular mould half, compensating pieces (16; 41) and wedge strips (17; 42). The mould halves comprise a plurality of mould inserts (11, 12, 13; 36, 37, 38) of which the respective centre mould insert (11; 36) is arranged so as to be fixed, whereas the others (12, 13; 37, 38) are exchangeable from the mould parting plane (WTE) by releasing the bolted wedge strips (17; 42). By this means, the mould can, without removal from the injection moulding machine, be rapidly converted to different designs of injection moulded parts, whose shapes correspond, at least in the central region, to the fixedly arranged mould inserts (11; 36). ...

Auswurfvorrichtung und Verfahren zum Entformen eines Gussstücks aus einer Gussvorrichtung

Auswurfvorrichtung (10) zum Entformen von Gussstücken aus einer Gussvorrichtung umfassend mindestens einen Auswerfergrundkörper (16) mit wenigstens einem an dem Auswerfergrundkörper (16) angeordneten Auswurfelement (14), wobei die Auswurfvorrichtung (10) eine Positionskontrolleinheit (11) zur Kontrolle der Position zumindest eines Auswurfelements (14) aufweist und die Positionskontrolleinheit (11) ein mit dem Auswerfergrundkörper (16) verbundenes Auswerferpositionselement (18) sowie eine die Position des Auswerferpositionselements (18) abfragende Positionsabfrageeinheit (22) umfasst, dadurch gekennzeichnet, dass die Positionsabfrageeinheit (22) einen Körper, beispielsweise einen Stab (24), umfasst, wobei der Körper mit dem Auswerferpositionselement (18) in Wirkverbindung steht und die Position des Auswerferpositionselements (18) und damit des Auswerfergrundkörpers (16) bzw. des wenigstens einen Auswurfelements (14) an die Positionsabfrageeinheit (22)übertragbar ist.

Verfahren und Form zur Herstellung von Kunststoffgegenständen mit verminderten Oberflächenfehlern und Anordnung zu deren Anwendung

Form zur Verwendung in einem Kunststoffformungssystem zur Herstellung von Kunststoffgegenständen mit verminderten Oberflächenfehlern, umfassend - ein erstes poröses Formteil, - ein zweites poröses Formteil, wobei das erste und das zweite Formteil relativ zueinander zwischen einer offenen und einer geschlossenen Position beweglich sind, - wobei mindestens eines der porösen Formteile in der geschlossenen Position der Form einen den Gegenstand begrenzenden Hohlraum begrenzt, - wobei das mindestens eine poröse Formteil Gase aufnehmen kann, die an mindestens einer äußeren, in der geschlossenen Position des mindestens einen porösen Formteils unmittelbar an das mindestens eine poröse Formteil angrenzenden Oberfläche des Kunststoffgegenstands eingeschlossen sind, um die mindestens eine äußere Oberfläche zu entgasen und zu formen, jedoch den Austritt von Kunststoff aus dem den Gegenstand begrenzenden Hohlraum verhindern kann, - wobei Oberflächenfehler des Kunststoffgegenstands vermindert werden, ...

Vorrichtung und Verfahren zum Auswerfen von Formteilen

Entformung eines spritzgegossenen Kabelbinders durch Erzeugung eines Gasstromes zum Abziehen des Streifens vom Formteil

Spritzgusswerkzeug und Verfahren zum Spritzgießen von Verschlussteilen

Spritzgusswerkzeug (1) zum Spritzgießen von Verschlussteilen (2) zur Ausbildung eines reversiblen Schnellverschlusses, wobei, vorzugsweise, jedes Verschlussteil (2) eine bandartige Basis (3) und eine Vielzahl von Befestigungsstiften (4) aufweist und wobei jeder Befestigungsstift (4) einen von der Basis (3) abstehenden Stilabschnitt (5) und einen gegenüber dem Stilabschnitt (5) seitlich abstehenden Kopfabschnitt (6) am Ende des Stilabschnitts (5) aufweist, mit einer Werkzeug-Düsenseite (9) und einer Werkzeug-Auswerferseite (10), wobei zwischen wenigstens einem Kern (11) auf der Werkzeug-Düsenseite (9) und einer Auswerferplatte (15) auf der Werkzeug-Auswerferseite (10) eine Abstreiferplatte (16) angeordnet ist und wobei eine Relativbewegung zwischen der Auswerferplatte (15), der Abstreiferplatte (16) und dem Kern (11) vorgesehen ist, um beim Schließen des Spritzgusswerkzeugs (1) zwischen der Auswerferplatte (15), der Abstreiferplatte (16) und dem Kern (11) einen Formhohlraum zu bilden und ...

Auswerferhülse für eine Werkzeugform

Auswerferhülse für eine Werkzeugform mit einer einstückig ausgebildeten Hülse (1) mit einem einen ersten Innendurchmesser aufweisenden Führungsabschnitt (2) zum Führen eines Auswerferstifts (4) und einem sich vom Führungsabschnitt (2) erstreckenden Distanzabschnitt (3) mit einem größer als der erste Innendurchmesser ausgestalteten zweiten Innendurchmesser, und einem im Führungsabschnitt (2) geführten Auswerferstift (4), dadurch gekennzeichnet, dass in einer Innenwand (7) des Führungsabschnitts (2) zumindest eine Ausnehmung (6, 9) zur Aufnahme eines Schmiermittels vorgesehen ist.

Plattenfoermige Fertig-Laufsohle fuer leichtes,modisches Strassen- oder Luxusschuhwerk

VORRICHTUNG ZUM ENTFERNEN DES ANGUSSZAPFENS AUS AUF VERSCHIEBBAREN WAGEN ANGEORDNETEN SPRITZGUSSFORMEN EINER SPRITZGIESSMASCHINE

Device for fabricating fan-shaped jet for use in fluid guiding component cooling and lubricating unit, has base wall with opening for discharging fluid into device, where lip extends from base wall

The device (100) has a base wall (102) with an opening (104) for discharging a fluid into the device. A lip (108) extends from the base wall in direction of flow (106) of the fluid. Another lip (110) extends from the base wall in direction of flow of the fluid, where the lips are arranged together. The base wall and the lips are made of plastic. An independent claim is included for a method for manufacturing a jet fabricating device.

AUSWERFERVORRICHTUNG FUER FORMFUELLENDE MASCHINEN, INSBESONDERE SPRITZGIESSMASCHINEN

Fehlfunktionserfassungsverfahren in Spritzgussmaschinen

Fehlfunktionserfassungsverfahren in elektrischen Spritzgussmaschinen, in welchen ein gegossenes Produkt (1) in einem Auswurfschritt unter Verwendung eines Auswurfstifts (4) aus einer Form (3) entfernt wird, wobei das Verfahren die Schritte umfasst: vorheriges Speichern einer Beziehung zwischen dem Rotationswinkel eines Auswurf-Antriebsmotors (15) und dem Drehmoment des Auswurf-Antriebsmotors als Referenzmuster, wobei die Beziehung erhalten wurde aus guten Ergebnissen bei der Entfernung des gegossenen Produkts (1); Voreinstellen einer Toleranzgrenze des Referenzmusters bezüglich des Werts des Drehmoments; und Überwachen eines Musters des Drehmoments bezüglich des Rotationswinkels während des Auswurfschritts, und Erzeugen eines Alarms, wenn der Wert des Drehmoments außerhalb der Toleranzgrenze liegt.

Verfahren und Vorrichtung zum Ausstossen von Spritzgießteilen

Continuous strand i.e. sealing strand, manufacturing method, involves continuously opening mold cavity at distance to casting position by guiding molding units away from each other to demold hard continuous strand in mold cavity

The method involves combining and arranging mold units for forming a mold cavity (4), and moving the mold cavity in a longitudinal direction. Casting material is introduced into the mold cavity by a lateral inlet opening (5) of the mold cavity at a continuous casting position opposite to the movement direction of the mold cavity. The mold cavity is continuously opened at a distance to the casting position by guiding the molding units away from each other to demold the hard continuous strand (10) in the mold cavity. An independent claim is also included for a device for manufacturing a continuous strand comprising a mold cavity with mold units.

Vorrichtung zum Auswerfen von Spritzgussteilen

The invention relates to a device for ejecting injection moulded parts from an injection mould held by a platen (19) in an injection moulding machine. Said device comprises an ejection plate (9) to which at least one ejector pin is fixed or can be fixed, said pin being positioned in a moveable tool half of the injection mould in an axially displaceable manner. The ejector receiving element can be moved from a retraction position into an ejection position via linear guiding mechanisms (15), parallel to the longitudinal axis of the at least one ejector pin, by means of a motor-driven crank mechanism comprising a crankshaft (1), a crank (2) and a connecting rod (3). A spring force storage device is provided, the spring force thereof acting in the direction of the ejection position, and the connecting rod (3) is embodied as an arched component.

Two stage hydraulic ejector for an injection molding machine has a separate piston unit for movement of one plate after both plates have been moved by the machine hydraulic ejector

The ejector mechanism is able to control movements of two ejector plates(3,4) separately. The first stage(I) of ejector movement is effected by the hydraulic ejector(7) of the injection machine which moves both plates together. In the second stage a separate hydraulic piston arrangement(8) connected to one plate(3) effects movement of this plate only.

Magnetic developer roller

A magnet roller comprises a magnet body portion and a shaft portion formed integral with each other. The roller also comprises a plurality of poles in which the magnetic force between a magnetic pole having a maximum magnetic force and another magnetic pole having a minimum magnetic force differs by 100 G or more. Also disclosed is a molding method for manufacturing a magnetic roller. In molding the magnetic mixture, the magnetic body portion (1) of the magnet roller is pushed by ejection pins (4) to thereby remove the magnet roller from a mold (31,32). Alternatively, a gate is provided in the mold at a position corresponding to the outer circumferential surface or the end surface of the magnet body portion or the outer circumferential surface of the shaft portion, and the bonded magnet composition is injected through the gate into the mold cavity. The magnet roller may have an aluminium sleeve in which the inner diameter of the sleeve is X mm and the outer diameter of the magnet roller ...

Method and apparatus for injection moulding plastics material

The invention provides a method and apparatus for injection moulding a plastics article having thin and thick wall sections (14; 15) by employing a mould (10) having a mould cavity (13) corresponding to the shape of the article, the mould having at least one fluid injection member (22) extending into a portion of the mould cavity in or adjacent to the area in which a thick wall section (15) is to be formed. A quantity of molten plastics material (19) is introduced sufficient to fill the mould cavity, followed by a further quantity of molten plastics material sufficient to pack at least the portion or portions of the mould cavity in which the thin wall section or sections (14) are formed so that the or each thin wall section is self-supporting. Pressurized fluid is introduced through the or each fluid injection member to penetrate the plastics material surrounding the inner end (52) of the fluid injecting member (22) whereby a fluid-filled void (21) is formed within the plastics material ...

Method for operating injection molding apparatus

There is provided a method for operating an injection molding apparatus (10) including a stationary mold (15), a movable mold (16) for cooperating with the stationary mold (15) to produce a molded product (35), an ejector pin (19) mounted within the movable mold (16), and a product removing arm (31) for taking out the molded product (35). The arm (31) starts to move towards a space (S) between the molds (15, 16) while the movable mold (16) is opened. During the movement of the arm (31), the pin (19) begins advancing to eject the product (35). The arm (31) holds the ejected product (35) within the space (S). The pin (19) is then retracted. The arm (31) holding the product (35) starts to move away from within the space(S) by the time the pin (19) completes the retracting operation.

HYDRAULIC OPERATING DEVICE FOR THE EJECTING DEVICE OF A MOULDING MACHINE

... 1,207,202. Injection moulding. ECKERT & ZIEGLER G.m.b.H. 24 April, 1968 [7 June, 1967], No. 19359/68. Heading B5A. [Also in Division F1] A floating piston 5, 6 is movable through an adjustable stroke in a closed cylinder 4, thereby to displace a predetermined volume of hydraulic fluid from a chamber 9 through a line 15 to a cylinder chamber 14 and thus cause proportional displacement of a piston 2 operating the ejecting device of a moulding machine. The stroke of the piston 5, 6, and consequently the piston 2, is adjusted by a setting pin 11 screwed into the cylinder 4 and locked by a sleeve 12. To move the floating piston 5, 6 to the right, a valve 19 is operated to cause pressurization of a line 22. Movement of the piston 5, 6 expels fluid from an annular space 8 in the cylinder 4 through a non-return valve 26 and lines 27, 28, 24 to a tank 21. Reversal of the valve 19 pressurizes the line 24 to return the piston 2. At the end of the return stroke, the resulting pressure build-up in the ...

APPARATUS AND METHOD FOR STRIPPING A MOULDED CUP-SHAPE ARTICLE FROM A MOULD

Method and apparatus for the production of hollow moulded articles and a hollow moulded article made by the method

A method of producing an injection-moulded plastics article having a hollow interior, such as a pipe section, comprises the steps of forming a mould cavity having outer dye parts (11, 12) and an inner mandrel (13) to define an annular mould cavity, introducing plastics material into the mould cavity (14) and delivering a pressurised fluid to the interface between the mandrel and the inner surface of the moulded article through passages (37) in the mandrel (13) opening to the surface thereof, and withdrawing the mandrel (13) while maintaining the outer dye parts (11,12) in a closed condition. Apparatus for producing such hollow moulded article, the hollow moulded article itself, and a method of lining an aged, broken or damaged pre-existing pipeline are also described. Two mating ends of pipe sections may be screw threaded together or an O-ring seal may be used to seal the junction. Alternatively, respective cooperating sump-engagement members may be formed at respectivce ends, whereby to ...

Manufacturing a mould and moulding an article using the mould

The invention relates to a method and system for producing verified component designs and for assisting in tool design to near-production specification in the materials of choice, via production processes and in considerably shorter time scales than has previously been possible. The method comprises the steps of:

Sample vessel

INJECTION BLOW MOULDING

Injection/blow moulding bottles.

Molecularly-oriented plastic bottles are produced by first forming a parison 8, in a closed parison-forming mold 102, having a neck ring assembly 106. The mould is then opened and the parison removed with the neck ring assembly while still hot. The removed parison is then temperature conditioned, Figure 13, free from the neck ring assembly and is then stretched and blown, Figure 18, without being cooled substantially below its stretch and blow temperature. ...

Reciprocating conveyor in blow-moulding.

An apparatus for blowing parisons to form bottles has a shuttle mechanism with a plurality of openings for receiving the parisons 8 (Fig. 3). These openings are spaced apart on longitudinally extending bars 203, and are constituted by a plurality of jaw sets 208 which are simultaneously opened and closed. An actuating arrangement 230 moves the jaw sets between two longitudinally spaced positions. Alternative arrangements are shown in Figs. 15 and 23. ...

CONTINUOUS AUTOMATED PLASTIC MOULDING METHOD AND APPARATUS

... 1420811 Injection needles ABBOTT LABORATORIES 29 March 1973 [7 April 1972] 15217/73 Heading A5R [Also in Divisions B5 and B8] Needles 48 supported in carriers 50 are fed to and delivered from a mould 99, where syringe bodies 46 or holding plates 32 (Fig. 42, not shown) are injection moulded thereabout, by two indexable transfer wheels 70, 75 each having carrier receiving stations on the periphery thereof, and by a conveyor 130 for advancing the carriers from the first transfer wheel 70 to the mould and then on to the second transfer wheel 75. The needles 48 are loaded into openings 52 in mould cores 51 on the carriers 50 by a device 100 at the 3 o'clock position of the wheel 70. Sheaths 49 are correctly orientated and fitted onto the bosses 47 moulded onto the needles by a device 165 at the 3 o'clock position of the second wheel 75. The syringe bodies are stripped from the cores 51 at the 5 o'clock position and fall into tubes 201 on a discharge conveyor 202. The stripped carriers 50 are ...

DEVICE FOR REMOVING CORES FROM MOULDINGS

INJECTION MOLDING MACHINES

INJECTION MOULDING MACHINE

... 1336900 Injection moulding machines K HEHL 19 April 1971 [24 April 1970] 26073/71 Heading B5A One coloured component 40 is moulded between a core or hollow 39 (or 38) in a mould half 30, and a cavity in a fixed mould half 31, the mould half 30 is then rotated in a clamping plate 1 through 180 degrees, and a different coloured component 41 is then moulded between the component 40 and another cavity in the mould half 31. Injection cylinders 4 ... 7 are provided and piston rods 2 extend between clamping plates 1 and 3. The mould half 30 has a pinion 10 on a shaft 81 rotated by teeth on a piston rod 11 of a cylinder 12 adjustably secured to the plate 1. A piston rod 23 of an ejector cylinder may be mounted in one of a plurality of bores 21 in the plate 1.

METHOD AND APPARATUS FOR AUTOMATICALLY HANDLING A MOULD FOR TYRES WITH A RIGID SEGMENTED CORE

PROCESS AND APPARATUS FOR THE FABRICATION OF MOULDED CHAI

... 1507372 Injection moulding chains NIPPON PLANNING CO Ltd 22 May 1975 [28 Dec 1974] 22401/75 Heading B5A [Also in Division B3] Injection moulded or die cast chains are made by moulding a first row of links 25 interconnected externally by portions 26 (Fig. 1) and moulding a second row of links 89 passing through the first row (Fig. 19), thereby interconnecting the links 25 and completing a length of chain. The portions 26 and the runner portions 90 are removed subsequently. Each row of links 26 is moulded with terminal connectors 28, 29 and successive rows are joined together by placing the connector 28 of a previously moulded row in the mould cavity where the connector 29 of the next row is to be moulded. Thus a continuous line of links is formed (Fig. 18) and is fed to a second mould 60 where the interconnecting links 89 are attached. Two rows of moulded links 26 are positioned in the second mould in cavities 82 (Figs. 12, 13 and 17B) and material so injected through a fixed mould portion ...

INJECTION-MOULDING MACHINE

A mold and method for molding a body or cap for a connector

A mold and method for molding a body or cap for a connector

The mould comprises a mould body (1) and an axial core (2) which together define a mould cavity in the shape of the body or cap. The core has a sleeve (3) and an inner pin (4) each having complementary castellations (8, 10) which interdigitate in a first configuration. In the first configuration, the castellations (8, 10) are arranged such that respective recesses (11) are formed each bound by the proximal end of a first castellation (8) and the side walls of adjacent second castellations (10) Each recess has a shape to form a respective first portion of the body or cap. The sleeve (3) and inner pin (4) are axially movable to a second configuration in which the castellations (8, 10) are disengaged from one another. The inner pin (4) is rotatable to a third configuration in which the first castellations (8) can be axially withdrawn following a path occupied by the second castellations (10) in the first configuration. For producing quick release connectors for pipes and cables.

RELEASING FROM FORM DEVICE FOR PLASTIC PROCESSING INJECTION MOLDS

FROM WELDED TOGETHER PIECES OF STEEL SHEET DANCE FORMED MASCHINENFUSS OF A PLASTIC INJECTION MOULDING MACHINE

HORIZONTAL BENCH PRESS WITH ELECTROMECHANICAL DRIVE FOR THE INJECTION MOULDING OF THERMOPLASTICS

MODULAR SYSTEM FOR FORMS OF INJECTION MOULDING MACHINES

METHOD AND DEVICE FOR THE HANDLING OF EJECTED SPRITZGUSSTEILEN

STECKERTEIL EINES ELEKTROGERÄTES SOWIE VORRICHTUNG MIT EINEM AUSWERFER ODER EINEM LÖSETEIL

INJECTION MOULDING OF LEAKAGE-FREE PLASTIC CONTAINERS, WEITERTRANSPORTUND CATCH METHOD, MANUFACTURING FACILITY

ANTRIEBSEINHEIT

STECKERTEIL EINES ELEKTROGERÄTES SOWIE VORRICHTUNG MIT EINEM AUSWERFER ODER EINEM LÖSETEIL

LÖSBARE VERBINDUNG EINES PLATTENARTIGEN BAUTEILS

OWNER FOR ROD-SHAPED DEODORIZATION AND DISINFECTANTS FOR TOILET DISHES AND DEVICE FOR THE PRODUCTION OF THE SAME

PLASTIC INJECTION MOULDING MACHINE WITH A MELTING CYLINDER AND WITH AN EJECTOR

INJECTION MOLD FOR THE PRODUCTION OF A CONTAINER CATCH WITH CAPTIVE ONE, RE-USABLE COVER CAP

OWNER FOR ROD-SHAPED DEODORIZATION AND DISINFECTANTS FOR TOILET DISHES AND DEVICE FOR THE PRODUCTION OF THE SAME

PLUG FOR A CAN AS WELL AS PROCEDURE FOR ITS PRODUCTION

CLOSING UNIT FOR AN INJECTION MOULDING MACHINE WITH FLOOR TOOL

AUSWERFERVORRICHTUNG MIT MOTORKRAFTBEGRENZER

PROCEDURE AND FORMING TOOL FOR THE INJECTION MOULDING OF A CATHETER, A CATHETER AND A USE OF THE SAME

EJECTOR UNIT FOR AN INJECTION MOULDING MACHINE

FORM CLOSING UNIT FOR A PLASTIC AN INJECTION MOULDING MACHINE

DEVICE FOR EJECTING SHAPED PARTS FROM AN INJECTION MOULDING MACHINE.

T-Auswerfer bzw. Kreuz-Auswerfer für Druck- und Spritzgießformen

Die Erfindung betrifft einen Auswerfer zur Entformung vonArtikeln bei Druck- und Spritzgießformen mit einemzylindrischen Schaft (3) und einem daran anschließendenAuswerferblatt (4), wobei das Auswerferblatt (4) ein T-Profiloder Kreuz-Profil aufweist.

OPENING DEVICE OF SLIDES IN MOULDS FOR THE EJECTION OF MOULDED PARTS

Opening device with slides in moulds to extract the moulded parts. The cavity is formed by mobile parts that can be removed to release the moulded parts. The cavity of the moulds is formed by slides that are installed on the corresponding holders that are fixed to the corresponding racks connected among them through a connection element, preferably a gear, and that are simultaneously activated with a driving element. 1. Opening device of slides in moulds to eject the moulded parts , characterized in that the cavity is formed by mobile parts that can be removed to release the moulded parts , the cavity of the moulds is formed by slides , the slides are arranged in a displacement assembly in opposite directions through the use of the corresponding racks linked among them through a connection element , like a gear for example , the movement of the slides is simultaneously activated with a driving element.2. Opening device of slides in moulds for the ejection of moulded parts claim 1 , according to the first claim 1 , characterized in that in each rack one or several slides from one or various cavities can be installed. This invention is related to the high precision injection moulds and it proposes an automatic opening device of the slides of the said moulds, enabling the easy draft of the moulded parts with undercuts without any deterioration.In some sectors, like for example the medical or pharmaceutical sector, precision tools are commonly used. In some occasions, these tools are very small and they are produced using special injection moulds.When the parts that have to be obtained must be formed with cavity inserts of the production moulds, those cavity inserts become undercuts making the draft process of the parts difficult.The cavity inserts can present cores, to be inserted in the part, or cavities to host the part.In order to solve that problem, the moulds with mobile parts called slides are used. This way, when the moulding of the parts is finished, the slides ...

PICKING TOOL

Disclosed herein is, amongst other things, a picking tool () for use in a post-mold picking device () of an injection molding system () and a related method of post-mold handling a molded article () therewith. The picking tool () includes a picker () that is configured to pick, in use, a molded article () from a holder (), wherein the picker () includes: a flow director () that is selectively operable, in use, to direct a flow of air into, or out of an interior of the molded article (); and a sealing element () that is sealable, in use, to an open end () of the molded article (), responsive to evacuation of the interior of the molded article (), and wherein the sealing element () is selectively positionable, in use, relative to the open end of the molded article (), between a picking position and a clearance position. 1200300132100. A picking tool ( , ) for use in a post-mold picking device () in an injection molding system () , comprising:{'b': 240', '340', '10', '130', '240', '340', '244', '344', '10, 'a picker (, ) that is configured to pick, in use, a molded article () from a holder (), wherein the picker (, ) includes: a flow director (, ) that is selectively operable, in use, to direct a flow of air into, or out of, an interior of the molded article ();'}{'b': 248', '348', '11', '10', '10', '248', '348', '10, 'a sealing element (, ) that is sealable, in use, to an open end () of the molded article (), responsive to evacuation of the interior of the molded article (), and wherein the sealing element (, ) is selectively positionable, in use, relative to the open end of the molded article (), between a picking position and a clearance position; and'}{'b': 238', '338', '248', '348, 'a positioner (, ) that is configured to selectively position the sealing element (, ).'}2200300. The picking tool ( claim 1 , ) of claim 1 , wherein:{'b': 240', '340', '246', '346', '246', '346', '248', '348', '248', '348, 'the picker (, ) also includes a biasing element (, ), wherein ...

Plastic injection mould with inner air extraction and extraction method for extracting the air carried out with said mould

A plastic injection mold which allows extracting the air from inside it during the injection process, and an extraction method, where the mold includes closing means, one or more injection cavities provided with at least one injection nozzle for introducing the hot material in a liquid state and at least one ejector device formed by a housing for an ejector pin responsible for extracting the part already molded, where an air duct connected to a vacuum pump or a suction device intercepts the housings of the ejector pins causing a suction of the air from inside the mold.

DEMOLDING MECHANISM FOR MOLDED ARTICLE HAVING INTERNAL THREAD

A demolding mechanism for demolding a molded article with internal thread is provided. The demolding mechanism includes an outer sleeve and a core. The sleeve includes a number of spring legs and a body. Each spring leg has an external thread. The core includes an end portion and a cylindrical shank. The end portion includes a central portion and a number of evenly spaced ribs. The diameter of the core is smaller than that of the sleeve. The sleeve is slidable along the core. When the spring legs move away and disengage from the ribs, the spring legs are configured to deflect inwardly, thereby enabling the external thread thereof to disengage from the inner thread of the molded article. 1. A demolding mechanism for demolding a molded article with inner thread , the demolding mechanism comprising: a plurality of spring legs, one end of each leg comprising an external thread; and', 'a hollow cylindrical sleeve body connected to the plurality of spring legs; and, 'a sleeve comprising an end portion comprising a central portion and a plurality of ribs evenly spaced from each other, protruding from the central portion, and each of which is received between two of the spring legs; and', 'a cylindrical shank connected to the end portion, the shank having a diameter smaller than a diameter of the sleeve body;, 'a core comprisingwherein the sleeve is unidirectionally and slidably sleeved on the core, a distal end of each spring leg and a distal end of the end portion are flush with each other, the sleeve is slidable along the core, and when the spring legs move away and disengage from the ribs, the spring legs are configured to deflect inwardly, thereby enabling the external thread thereof to disengage from the inner thread of the molded article.2. The demolding mechanism as described in claim 1 , wherein each of the spring leg further comprises a connection portion connecting the sleeve body and a middle portion claim 1 , the external radius of the connection portion is ...

Molded article transfer device

A molded article transfer device ( 150, 250 ) is described herein that is associated, in use, with an injection mold ( 100, 200 ). The molded article transfer device ( 150, 250 ) includes a transfer structure ( 151, 251 ) that defines, amongst other things, a first aperture ( 154 A) that is structured to receive a first molded article ( 102 A) from a first mold stack ( 106 A, 206 A) of the injection mold ( 100 ). The transfer structure ( 151, 251 ) also defines a first branch channel ( 156 A) and a first trunk channel ( 158 A) through which the first molded article ( 102 A) is passable. The first branch channel ( 156 A) connects the first aperture ( 154 A) with the first trunk channel ( 158 A) for passing, in use, the first molded article ( 102 A) thereto, whereafter it passes through the first trunk channel ( 158 A) towards an exit ( 164 A) thereof.

INJECTION MOLDING MACHINE

An injection molding machine including an ejector unit configured to eject a molding product from a mold, wherein the ejector unit includes a slide base freely movable relative to a toggle support disposed at a platen supporting the mold, a toggle mechanism configured to connect the toggle support and the slide base, disposed between the toggle support and the slide base, a driving source configured to operate the toggle mechanism in such a way that a distance between the toggle support and the slide base is changed, and an ejection member movable in conjunction with the slide base. 1. An injection molding machine comprising: an ejector unit configured to eject a molding product from a mold , wherein the ejector unit includesa slide base configured to move relative to a toggle support disposed at a platen supporting the mold,a toggle mechanism configured to be disposed between the toggle support and the slide base,a driving source configured to operate the toggle mechanism,an ejection member movable in conjunction with the slide base.2. The injection molding machine as claimed in claim 1 ,wherein the slide base is disposed at a greater distance apart from the mold than the toggle support.3. The injection molding machine as claimed in claim 1 ,wherein the ejection member includesa middle plate disposed at a certain distance apart from the slide base,a connection rod to connect the slide base and the middle plate,an ejector rod to be ejected with a movement of the middle plate toward the mold.4. The injection molding machine as claimed in claim 1 ,further comprising a controller configured to control the driving source,wherein the controller restricts driving force in an ejection direction if a prescribed condition is not met, whereas the controller releases the restriction if the prescribed condition is met, when a position of the ejection member relative to the mold is within a prescribed range.5. The injection molding machine as claimed in claim 1 ,wherein the ...

FILM TRANSFER METHOD AND APPEARANCE MEMBER MANUFACTURED BY USING THE SAME

A film transfer method is provided and includes the following steps: A mold apparatus is provided. In a mold cavity of the mold apparatus, a film substrate having a three-dimensional texture layer is provided. A melted plastic is injected into the mold cavity, such that the melted plastic covers the three-dimensional texture layer of the film substrate. The melted plastic is solidified. The solidified plastic is separated from the three-dimensional texture layer of the film substrate. 1. A film transfer method comprising:(a) providing a mold apparatus;(b) providing a film substrate having a three-dimensional texture layer in a mold cavity of the mold apparatus;(c) injecting a melted plastic into the mold cavity, such that the melted plastic covers the three-dimensional texture layer of the film substrate;(d) solidifying the melted plastic; and(e) separating the solidified plastic from the three-dimensional texture layer of the film substrate.2. The film transfer method as claimed in claim 1 , further comprising:coating a mold release layer on the three-dimensional texture layer of the film substrate; andoven-drying the mold release layer.3. The film transfer method as claimed in claim 2 , wherein the mold release layer is used for separating the solidified plastic from the three-dimensional texture layer of the film substrate.4. The film transfer method as claimed in claim 1 , further comprising:providing two rollers at two opposite sides of the mold apparatus, wherein two ends of the film substrate are respectively connected to the two rollers; androlling the two rollers, such that the film substrate moves on the mold apparatus.5. The film transfer method as claimed in claim 1 , further comprising:closing the mold apparatus, such that the film substrate is positioned in the mold cavity of the mold apparatus.6. The film transfer method as claimed in claim 1 , further comprising:demounting the mold apparatus and acquiring the solidified plastic from the mold ...

METHOD AND DEVICE FOR PROCESSING A TEAT RUBBER DURING PRODUCTION

During the production of teat rubbers, in particular of teat rubbers containing a high percentage of silicone, pressure is applied when the teat rubber preforms are removed, the radial expansion of teat rubber areas being appropriately limited to a maximum value. Hence, the removal can be executed automatically and at a comparatively high temperature without irreversible damage being caused to the material. The removal process can be supported by an appropriate contact surface whose contour corresponds, at least partially, to the outer contour of the preform. Furthermore, an appropriate removal device is provided. 1. Device for removing a preform of a teat rubber which has a head region and a tube region and is applied at least partially to an element determining the inner shape of the teat rubber , said device comprising:a removal unit with a contact face which is to be brought at least partially into contact with the preform,a fluid introduction means which is embodied for introducing a pressurized fluid into the tube region, andlimiting means for limiting the radial expansion of the tube region on introduction of the fluid, wherein the contact face is modelled on the contour of the preform and in that a traction mechanism is provided for exerting a tensile force on the preform via the contact face in the direction of the longitudinal axis of the preform.2. Device according to claim 1 , wherein the limiting means has a sleeve which at least partially surrounds the tube region to define a gap between the exterior and an inner face of the sleeve for limiting the radial expansion.3. Device according to claim 1 , wherein the limiting means is embodied to limit the radial expansion to 20 mm or less.4. Device according to claim 2 , wherein the sleeve has gas outlets which substantially prevent the production of gas pockets between the inner face of the sleeve and material of the tube region during the radial expansion.5. Device according to claim 1 , wherein the ...

TWO-PLATEN HYBRID INJECTION MOLDING MACHINE

An injection molding machine comprises a machine base, and a stationary platen and a moving platen supported by the base. Each platen supports a respective stationary and moving mold half for forming a mold between the platens. An electrically driven platen actuator is coupled to the moving platen for advancing and retracting the moving platen between mold-closed and mold-open positions. At least one hydraulic clamp actuator is coupled to the platens for clamping together the stationary and moving platens when the moving platen is in the mold-closed position. A hydraulically powered rotary injection drive is coupled to the plasticizing screw for rotating the screw, and a hydraulic injection actuator is coupled to a plasticizing screw for injecting the injection material into the mold. 1. An injection molding machine , comprising:a) a machine base;b) a stationary platen and a moving platen supported by the machine base, each platen supporting a respective stationary and moving mold half for forming a mold between the platens; (i) an electrically driven platen actuator coupled to the moving platen for advancing and retracting the moving platen between mold-closed and mold-open positions; and', '(ii) an ejector coupled to the moving platen and actuated by an electrically driven ejector actuator coupled to the ejector for moving the ejector between advanced and retracted positions for ejecting molded articles from the moving mold half when the moving platen is in the mold-open position; and, 'c) a plurality of electrically powered machine components, including (i) at least one hydraulic clamp actuator coupled to the platens for clamping together the stationary and moving platens when the moving platen is in the mold-closed position; and', '(ii) an injection unit supported by the machine base including a plasticizing screw for plasticizing an injection material and a hydraulically powered rotary injection drive coupled to the plasticizing screw for rotating the ...

Insulating plate, insulating plate manufacturing method and terminal block

An insulating plate ( 20 ) made of synthetic resin for transferring heat transferred from conductors to nuts ( 10 ) to a heat sink ( 40 ) is provided with nut accommodating recesses ( 21 ) for accommodating the nuts ( 10 ). Each nut accommodating recess ( 21 ) includes a bottom plate ( 22 ) to be sandwiched between the nuts ( 10 ) and the heat sink ( 40 ) and a surrounding wall ( 23 ) vertically extending from the bottom plate ( 22 ) to surround the side surface of the nut ( 10 ). The surrounding walls ( 23 ) are provided with first and second pressing surfaces ( 28, 29 ) to be pressed by ejector pins ( 83 ).

MOLDING MACHINE HAVING AUXILIARY EJECTION-ASSISTANCE ASSEMBLY CONFIGURED TO APPLY ADDITIONAL EJECTION FORCE

A molding machine comprises a machine ejection assembly and an auxiliary ejection assistant assembly coupled to the machine ejection assembly, wherein the auxiliary assistant assembly is used to generate an additional ejecting force. 1100. A molding machine () , comprising:{'b': '106', 'a machine-ejection assembly (); and'}{'b': 108', '106, 'an auxiliary ejection-assistance assembly () being coupled to the machine-ejection assembly ().'}2100. A molding machine () of claim 1 , wherein:{'b': 106', '102', '102', '104', '106', '107', '104', '107', '104, 'the machine-ejection assembly () is supported by a platen assembly (), the platen assembly () is configured to support, in use, a mold assembly (), the machine-ejection assembly () is configured to provide, in use, an ejection force to a molded part () is located in the mold assembly (), the ejection force for ejecting the molded part () from the mold assembly (); and'}{'b': 108', '107', '104, 'the auxiliary ejection-assistance assembly () is configured to apply, in use, an additional ejection force being usable for ejecting, in use, the molded part () from the mold assembly ().'}3100. The molding machine () of claim 2 , wherein:{'b': 108', '102, 'the auxiliary ejection-assistance assembly () is configured to receive, in use, an additional force as a result of a movement of the platen assembly ().'}4100. The molding machine () of claim 2 , wherein:{'b': '108', 'claim-text': {'b': 204', '304', '404', '106, 'an accumulator bottle (; ; ) that is configured to apply the additional ejection force to the machine-ejection assembly ().'}, 'the auxiliary ejection-assistance assembly () includes5100. The molding machine () of claim 2 , wherein:{'b': '108', 'claim-text': [{'b': '202', 'a booster cylinder ();'}, {'b': '204', 'an accumulator bottle ();'}, {'b': '206', 'a control valve (); and'}, {'b': '208', 'an intensifier cylinder (),'}, {'b': 202', '206, 'the booster cylinder () is connected to the control valve (),'}, {'b': 202 ...

MOLD CLAMPING DEVICE AND MOLDED PRODUCT EJECTING METHOD

Provided is a mold clamping device that saves a space, has a light machine weight and requires low manufacturing cost in an injection molding machine, a diecast machine, and the like. The mold clamping device includes: a stationary platen having a stationary mold; a movable platen having a movable mold; a plurality of tie bars supported by the stationary platen; end blocks provided in the same number as the tie bars, which is penetrated by the tie bars and coupled with the movable platen with toggle link mechanisms; split nuts supported by the end blocks and capable of being engaged with and disengaged from the tie bars; a mold opening-closing drive unit for opening and closing the movable platen, the end blocks, and the toggle link mechanisms; and a cross head for operating the toggle link mechanisms to generate a mold clamping force. 1. A mold clamping device comprising:a stationary platen having a surface to which a stationary mold can be mounted;a movable platen having a surface to which a movable mold can be mounted, and the surface to which the movable mold can be mounted faces the surface to which the stationary mold of the stationary platen can be mounted;a plurality of tie bars supported by the stationary platen and passing through the movable platen;a plurality of end blocks each comprising at least one of split nuts capable of being engaged with and disengaged from one of the tie bars;a plurality of mold clamping toggle link mechanisms at least one of which is provided to each of the end blocks and which couple the end blocks with the movable platen;a cross head provided coupled with the mold clamping toggle link mechanisms for stretching and contracting the mold clamping toggle link mechanisms;a mold opening-closing drive unit for moving the movable platen in a mold opening-closing direction with respect to the stationary platen; andeach of the end blocks being provided to each of the tie bars or provided to two or more adjacent tie bars of the tie bars. ...

INJECTION MOLDING APPARATUS

An injection molding apparatus includes, as its drive sources, an electric power supply source, compressed air source and hydraulic pressure supply source. A hydraulic-pressure-supply-destination selection section supplies hydraulic pressure from the hydraulic pressure supply source to a selected one of first and second mold clamping cylinders. Necessary capacity of the hydraulic pressure supply source can be lowered as compared to a case where all of the mold clamping mechanisms and injecting machines are driven by hydraulic pressure. Because only a selected one of the mold clamping mechanisms is driven at a time, the necessary capacity of the hydraulic pressure supply source can be halved as compared to a case where the mold clamping mechanisms are driven simultaneously. 1. An injection molding apparatus comprises:a plurality of mold clamping mechanisms;a single hydraulic pressure supply source provided for supplying mold clamping hydraulic pressure to the plurality of mold clamping mechanisms;a hydraulic-pressure-supply-destination selection section for making a hydraulic-pressure supply destination selection such that hydraulic pressure is supplied from the hydraulic pressure supply source to any one of the plurality of mold clamping mechanisms;a turntable for shifting injection molds, disposed thereon, between the mold clamping mechanisms;a plurality of injecting machines provided in association with the plurality of mold clamping mechanisms for injecting resin material to the injection molds clamped by corresponding ones of the mold clamping mechanisms; andan electric power supply source or a compressed air supply source provided for supplying driving electric power or compressed air to the plurality of injecting machines.2. The injection molding apparatus according to claim 1 , which further comprises an ejection mechanism for ejecting a molded product from the injection mold claim 1 , and wherein the driving electric power or compressed air is supplied from ...

Injection mould product ejection apparatus and method

An injection mould product ejection apparatus comprising: an ejection element; and a displacing member for displacing the ejection element between a retracted moulding position and a first extended ejection position; wherein, the ejection element is an ejection assembly and comprises: a) an inner ejection sub-assembly, and b) an outer ejection bush surrounding the inner ejection sub-assembly, said displacing member comprises: a collective displacing member, for displacing the whole ejection assembly from the retracted moulding position to an intermediate ejection position, and a sub-assembly displacing member, for converting the ejection assembly from the intermediate ejection position to the first extended ejection position by extending the sub-assembly relative to the outer ejection bush.

SWEEP CORE DIE DEVICE

A sweep core die device for a throttle body, or other part, has a cover insert and an ej insert that engage leaving voids therein, a ram component entering the voids, and cores connected to the ram component by ball joints and other components for simultaneous movement in several axes within the voids. The cores are mirror image and connect to one end of a mount. The other end of the mount pivotally connects to the ej insert. A shaft pivotally connects to each mount and to a clamp outwardly from the inserts. The clamp moves relative to the two inserts, moves the shafts, and thus rotates the cores inwardly and outwardly through the voids. The cores have the internal shape of the passage through each horn of a finished throttle body or other part. The cores produce passages so fuel attains laminar flow within the part. 1. A device for making a part having internal laminar flow of fluid there through , said device comprising:two mutually engaging inserts, said inserts cooperating and having mutual voids therein, said inserts adapted to make the part;a ram assembly operatively entering said inserts and partially occupying said mutual voids;said inserts including an ej insert being generally rectangular and having a front, an opposite back, a right side, an opposite left side, a bottom and an opposite top, and a cover insert being generally rectangular and having a front, an opposite back, a right side, an opposite left side, a bottom and an opposite top wherein said bottom of said cover insert mates with said top of said ej insert; and,wherein said ram assembly, said ej insert and said cover insert cooperate and are adapted to make the part hollow.2. The part making device of further comprising:said bottom of said ej insert being generally planar and flat;said top of said ej insert having two haunches therein, said haunches extend generally away from said top and towards said left side and said right side respectively, wherein said ram assembly operates upon said ...

LEVER-TYPE MOLD EJECTION MECHANISM OF INJECTION MOLDING MACHINE

A lever-type mold ejection mechanism is arranged on a platen of a mold in the injection molding machine. The lever-type ejection mechanism includes a base body arranged on the platen; an actuating cylinder having a motion shaft; a link rod having a first end and a second end opposite to each other, wherein the first end is pivotally disposed on the base body through a first pivot axis, and the second end is pivotally disposed on an end of the motion shaft of the actuating cylinder through a second pivot axis, and the link rod has a movable ejector pin at its bottom surface adjacent to the first end; and a ejector rod resisting between the ejector pin and the mold. The actuating cylinder is operated to push the mold through the link rod in a lever manner so as to obtain enough pushing force. 1. A lever-type mold ejection mechanism arranged on a platen of a mold of an injection molding machine , comprising:a base body arranged on the platen;an actuating cylinder having a motion shaft;a link rod having a first end and a second end which are opposite to each other, wherein the first end is pivotally disposed on the base body through a first pivot axis, and the second end is pivotally disposed on an end of the motion shaft of the actuating cylinder through a second pivot axis, and a movable ejector pin is disposed on a bottom surface of the link rod adjacent to the first end; andan ejector rod resisting between the ejector pin and the mold.2. The lever-type mold ejection mechanism of claim 1 , wherein an arc-shaped groove is formed on the bottom surface of the link rod adjacent to the first end claim 1 , and the arc-shaped groove is provided with an opening at its bottom claim 1 , and the ejector pin is movably arranged in the arc-shaped groove claim 1 , and a portion of a peripheral surface of the ejector pin protrudes out of the bottom surface of the link rod through the opening of the arc-shaped groove.3. The lever-type mold ejection mechanism of claim 1 , wherein the ...

INJECTION MOLDING DEVICE COMPRISING A SLIDE

A device and method for molding a plastic component, comprising a slide movable in a translational movement between a position in which the slide is open and a position in which the slide is closed, the slide comprising a cold runner opening into the molding cavity and the device comprising an ejection member for ejecting plastic sprue formed in the cold runner. The ejection member comprises at least two parts, the first part being borne by the mobile part and the second part being borne by the slide, the slide being movable between a position in which the two parts of the ejection member are offset and a position in which the two parts of the ejection member are more or less aligned so that they can collaborate with one another. The molding cavity comprises a region intended to form a rib or a tab of the plastic component, the cold runner opening into this region. 1. A device for molding a plastic component , this device comprising two parts , respectively a fixed part and a mobile part , which can be moved relative to one another between a position in which the molding device is open and a position in which said device is closed , a slide movable in a translational movement between a position in which the slide is open and a position in which the slide is closed , the two parts of the device and the slide forming a cavity in which to mold the plastic component , wherein the slide comprises a cold runner opening into the molding cavity , in that the device comprises an ejection member , for ejecting plastic sprue formed in the cold runner , this ejection member being movable in an ejection direction and comprising at least a first part and a second part , the first part of the ejection member being borne by the mobile part of the device and the second part of the ejection member being borne by the slide , the slide being movable , substantially perpendicularly to the direction in which the ejection member moves , between a position in which the two parts of the ...

INJECTION MOLDING PROCESS

A controller () is described herein that includes instructions () that are embodied in a controller-usable memory () of the controller (), the instructions () for directing the controller () to execute a process () of injection molding a first molded article (A) using an injection mold (). The process includes, amongst other things, a step of arranging () a first stack portion () to eject the first molded article (A) therefrom with holding a position of a stripper sleeve () of the first stack portion (), along the mold-stroke axis (X), while retracting a mold core () of the first stack portion () along the mold-stroke axis (X), wherein the retraction of the mold core () causes a retraction thereof from the first molded article () in cooperation with the stripper sleeve () contacting the first molded article (). 15015125105015125011000102100200300800900. A controller () including instructions () being embodied in a controller-usable memory () of the controller () , the instructions () for directing the controller () to execute a process () of injection molding a first molded article (A) in an injection mold ( , , , , ) , the process comprising:{'b': 1002', '110', '120', '106', '206', '306', '100', '200', '300', '800', '900', '101, 'closing () a first stack portion () relative to a second stack portion () of a first mold stack (A, A, A), along a mold-stroke axis (X) of the injection mold (, , , , ), to define a molding cavity ();'}{'b': 1004', '102', '101, 'molding () the first molded article (A) within the molding cavity ();'}{'b': 1006', '110', '120', '102', '122', '120, 'opening () of the first stack portion () relative to the second stack portion (), along the mold-stroke axis (X), to retract the first molded article (A) from a cavity insert () of the second stack portion (); and'}{'b': 1008', '110', '102', '116', '110', '111', '110', '111', '102', '116', '102, 'arranging () the first stack portion () to eject the first molded article (A) therefrom with holding a ...

MOLDING DEVICE AND METHOD OF MANUFACTURING MOLDED PRODUCT

A molding device for manufacturing a molded product having an inner space bent in a circular arc shape includes: a set of molds joinable to and separable from each other, the set of molds being capable of forming a cavity having a shape corresponding to an outer shape of the molded product in a joined state at the time of molding; a core having an outer shape corresponding to an inner shape of the molded product for use in a state where the core is arranged in the inside of the cavity formed by the set of molds at the time of molding; and an ejector plate having a core through hole through which the core passes for ejecting the molded product formed around the core along the circular arc shape in a separated state where the set of molds is separated from each other. 112.-. (canceled)13. A molding device for manufacturing a molded product having an inner space bent in a circular arc shape , the molding device comprising:a set of molds which is joinable to and separable from each other, the set of molds being capable of forming a cavity having a shape corresponding to an outer shape of the molded product in a joined state at the time of molding;a core which has an outer shape corresponding to an inner shape of the molded product, and is used in a state where the core is arranged in the inside of the cavity which the set of molds forms at the time of molding; andan ejector plate which has a core through hole through which the core passes, and ejects the molded product formed around the core along the circular arc shape in a separated state where the set of molds is separated from each other, whereinthe ejector plate is rotatable about a rotary shaft perpendicular to a plane along the circular arc shape,the molding device further includes an ejector plate rotating pin which is extensible and retractable in the direction perpendicular to the rotary shaft, and rotates the ejector plate by pushing, andthe molding device further includes an ejector plate pull-back pin which ...

METHOD FOR MANUFACTURING THERMOPLASTIC SYNTHETIC RESIN PRODUCTS

Disclosed is a method of manufacturing a thermoplastic synthetic resin product, including preparing a mold having a cavity formed in a predetermined shape; filling the cavity of the mold with a thermoplastic synthetic resin material in an amount greater than the volume of the cavity of the mold; heating the mold under pressure; releasing the pressure when the thermoplastic synthetic resin material charged in the cavity of the mold is melted by heating, and opening the mold; removing, of the melted thermoplastic synthetic resin material in the opened mold, the material other than the material charged in the cavity of the mold; placing either a fabric or a hot melt on the mold having the cavity filled with the thermoplastic synthetic resin material; and cooling the mold under pressure, thus integrating either the fabric or the hot melt with the thermoplastic synthetic resin material in contact with either the fabric or the hot melt. 1. A method of manufacturing a thermoplastic synthetic resin product , comprising:preparing a mold having a cavity formed in a predetermined shape;filling the cavity of the mold with a thermoplastic synthetic resin material in an amount greater than a volume of the cavity of the mold;heating the mold under pressure;releasing the pressure when the thermoplastic synthetic resin material charged in the cavity of the mold is melted by heating, and opening the mold;removing, of the melted thermoplastic synthetic resin material in the opened mold, the material other than the material charged in the cavity of the mold;placing either a fabric or a hot melt on the mold having the cavity filled with the thermoplastic synthetic resin material; andcooling the mold under pressure, thus integrating either the fabric or the hot melt with the thermoplastic synthetic resin material in contact with either the fabric or the hot melt.2. A method of manufacturing a thermoplastic synthetic resin product , comprising:preparing a mold having a plurality of ...

A METHOD OF PREPARING A MOULD FOR INJECTION MOLDING

Method of preparing a mould for injection moulding are disclosed including the steps of: placing the mould in a chamber; creating an atmosphere in the chamber which includes vaporised siloxanes. The step of creating the atmosphere may include the steps of: introducing liquid siloxanes into the chamber; and applying heat to cause vaporisation of at least some of the liquid siloxanes. 1. A method of preparing a mould for injection moulding comprising:placing the mould in a chamber;creating an atmosphere in the chamber which includes vaporised siloxanes.2. A method according to claim 1 , wherein the step of creating the atmosphere comprises:introducing liquid siloxanes into the chamber; andapplying heat to cause vaporisation of at least some of the liquid siloxanes.3. A method according to claim 1 , wherein the siloxanes comprise cyclosiloxanes.4. A method according to claim 1 , wherein the siloxanes comprise polydimethylcyclosiloxanes.5. A method according to claim 4 , wherein the polydimethylcyclosiloxanes comprise at least one of hexamethylcyclotrisiloxane claim 4 , octamethylcyclotetrasiloxane claim 4 , decamethylcyclopentasiloxane claim 4 , dodecamethylcyclohexasiloxane claim 4 , tetradecamethylcycloheptasiloxane or octadecamethylcyclooctasiloxane.6. A method according to claim 2 , wherein the chamber is provided in the form of a substantially gas tight vessel and the step of applying heat is carried out by placing the vessel in an oven.7. A method of conducting an injection moulding operation utilising an injection moulding machine and at least one injection mould comprising:preparing the mould by exposing surfaces of the mould to evaporated siloxanes prior to installing the mould in the injection moulding machine.8. A method of conducting an injection moulding operation according to claim 2 , wherein the step of preparing the mould is carried out in accordance with . The present invention relates to methods of conducting injection moulding operations and to ...

CLOSED MOLD COMPOSITE MATERIAL MANUCATURING METHODS, DEVICES, AND SYSTEMS

Methods, devices and systems for closed mold composite material production may include placing an injection tool connected within a pressure chamber, where the injection tool is connected to a material distribution system within the pressure chamber. The methods, devices and systems may also include injecting material at an injection pressure and an injection flow rate, via the material distribution system, into the injection tool and raising an environment pressure of the pressure chamber during the injection process. The methods, devices and systems may include equalizing an injection tool pressure and the environment pressure and adjusting the environment pressure to a curing pressure to cure the material within the injection tool to form a composite product. 1placing an injection tool within a pressure chamber, wherein the injection tool is connected to a material distribution system;injecting material at an injection pressure and an injection flow rate, via the material distribution system, into the injection tool;raising an environment pressure of the pressure chamber;equalizing an injection tool pressure and the environment pressure;adjusting the environment pressure to a curing pressure;applying a heat to the material at the curing pressure to cure the material within the injection tool to form a composite product; andremoving the composite product from the injection tool.. A method for closed mold composite material production, comprising: This application claims the benefit of priority to U.S. Provisional Application No. 61/669,352 entitled “COMPOSITE MANUFACTURING METHODS, DEVICES, AND SYSTEMS,” filed Jul. 9, 2012. The preceding application is incorporated by reference in its entirety herein.In closed mold composite material manufacturing, tooling that is generally used in the manufacturing process should be able to sustain very high cavity pressures that are required to ensure complete laminate saturation and cure the laminates involved in the ...

THIN TYPE INJECTION MOLDING SKIN MANUFACTURING APPARATUS AND SKIN TAKING OUT METHOD OF THE SAME

A thin type injection molding skin manufacturing apparatus in which a mold movable part moves to be separated from a mold fixing part at a time of taking out a skin to open a mold, may include a holder part cavity for molding a holder part formed integrally with the skin, which is formed inside the mold fixing part and a fixing part slider capable of elastically pressing the holder part molded in the holder part cavity installed on the end of the holder part cavity, and as a result, the fixing part slider presses and holds the holder part molded integrally with the skin when the mold movable part moves to be separated from the mold fixing part. 1. A thin type injection molding skin manufacturing apparatus in which a mold movable part moves to be separated from a mold fixing part at a time of taking out a skin to open a mold ,wherein a holder part cavity for molding a holder part formed integrally with the skin is formed inside the mold fixing part and a fixing part slider elastically pressing the holder part molded in the holder part cavity installed on an end of the holder part cavity, and as a result, the fixing part slider presses and holds the holder part molded integrally with the skin when the mold movable part moves to be separated from the mold fixing part.2. The apparatus of claim 1 , wherein the fixing part slider is mounted on the end of the holder part cavity via a holder part pressing spring to be elastically supported claim 1 , the fixing part slider moves by force to pull the fixing part slider in a direction to compress the holder part pressing spring to form a space in which an injection resin is charged therebelow during molding the holder part claim 1 , and when force to pull the fixing part slider is removed in the direction to compress the holder part pressing spring when molding the holder part is completed claim 1 , the fixing part slider returns in a direction to press the holder part by elastic restoration force of the holder part pressing ...

INJECTION MOLDING DEVICE COMPRISING MOVABLE STRIPPERS

A molding device for manufacturing a plastic hollow part by injection molding includes an injection nozzle and first and second molding stations. Each molding station has a first mold including two mold halves forming, respectively, first and second mold cavities, and a core having a first end, which can be at least partially located inside the first and second mold cavities. A first stripper can be arranged on the core in a passive position, spaced from the first end of the core at a first distance; in a molding position, spaced from the first end of the core at a second distance; and in a demolding position, spaced from the first end of the core at a third distance; wherein the first distance is greater than the second distance, and the second distance is greater than the third distance. 21113. The molding device according to claim 1 , wherein the first distance (D) is larger than a length (L) of the first mold cavity ().33015401512. The molding device according to claim 1 , wherein the demolding position of the stripper () at the core () is located where at least a part of the hollow part () was located at the core () at a first and second molding station ( claim 1 , ).43223. The molding device according to claim 1 , wherein the third distance (D) is smaller than a length (L) of the second mold cavity ().515123. The molding device according to claim 1 , wherein the core () is transferable from the first molding station () to at least one of the second molding station () and the demolding station () by rotation of 90°.655051525343401512553533053. The molding device according to claim 1 , wherein the molding device comprises at least a third molding station () including at least a third mold () comprising a first mold half () and a second mold half () forming a third mold cavity () for molding a third part () of the hollow part () claim 1 , wherein the core () that is transferable from at least one of the first molding station () and the second molding station () ...

METHOD FOR PRODUCING AN INJECTION-MOLDED PRODUCT, CORRESPONDING INJECTION-MOLDED PRODUCT, AND USE OF ESPECIALLY PREPARED SUNFLOWER HULL FIBERS AS AN ADDITIVE

A method for producing an injection-molded product is provided, where sunflower hulls are processed into sunflower hull fibers at a maximum temperature Tof less than 200° C. Then an injection-moldable composite material is produced by mixing the sunflower hull fibers with a plastic material at a maximum temperature Tofless than 200° C. Next the produced injection-moldable composite material is automatically injection-molded into an injection-molding tool such that a molded composite material is produced. The composite material introduced into the injection-molding tool has a temperature Tof more than 200° C. in at least one section of the injection-molding tool. Then the molded composite material is removed such that the injection-molded product is produced. A corresponding injection-molded product and the use of especially prepared sunflower hull fibers as an additive are also provided. 1. A method for producing an injection molded product , comprising the steps of:{'sub': 'PFmax', '(a) processing sunflower hulls into sunflower hull fibers at a maximum temperature Tof less than 200° C;'}{'sub': 'PCmax', '(b) producing an injection moldable composite material by mixing the sunflower hull fibers produced in step (a) with a plastics material at a maximum temperature Tof less than 200° C.;'}{'sub': 'IM', '(c) automatically injection molding the produced injection moldable composite material into an injection mold to obtain a molded composite material, wherein where the composite material introduced into the injection mold has a temperature Tof greater than 200° C. in at least one section of the injection mold; and'}(d) demolding the molded composite material to obtain the injection molded product.2. The method as claimed in ;{'sub': IM', 'PFmax', 'PCmax, 'wherein the difference ΔT between the temperature Tand the higher of the two temperatures Tand Tis greater than 20° C.'}3. The method as claimed in ;{'sub': 'IM', 'wherein the at least one section of the injection ...

INJECTION MOLDING WITH TARGETED HEATING OF MOLD CAVITIES IN A NON-MOLDING POSITION

Injection molding utilizing targeted heating of mold cavities when in a non-molding position, thereby facilitating enhancement of the appearance and strength of injection molding parts in a manner that does not significantly increase cycle times or energy consumption. 1. A method of injection molding , comprising:injecting a molten thermoplastic material into a mold cavity defined by a mold of an injection molding system, the injecting being performed when the mold cavity is in a first molding position;forming a molded article by reducing a mold temperature of the molten thermoplastic material within the mold cavity;ejecting the molded article from the mold cavity;moving the mold cavity from the first molding position to a non-molding position;heating at least a portion of a wall of the mold cavity when the mold cavity is in the non-molding position;moving the mold cavity from the non-molding position to one of the first molding position or a second molding position different from the first molding position; andwhen the mold is in the first or second molding position, injecting the molten thermoplastic material into the mold cavity having the at least partially heated wall.2. The method of claim 1 , wherein the forming and the ejecting are performed when the mold cavity is in the first molding position.3. The method of claim 1 , further comprising claim 1 , prior to the injecting claim 1 , closing the mold by moving first and second mold portions toward one another in a transverse direction claim 1 , and prior to the ejecting claim 1 , opening the mold by moving the first and second mold portions away from one another in the transverse direction claim 1 , wherein moving the mold cavity from the first molding position to the non-molding position comprises rotating the mold cavity about an axis extending perpendicular to the transverse direction.4. The method of claim 1 , wherein the mold comprises one of a group consisting of a cube mold claim 1 , a helicopter mold ...

DRAG REDUCING AERODYNAMIC VEHICLE COMPONENTS AND METHODS OF MAKING THE SAME

A process of making a drag-reducing aerodynamic vehicle system includes injection molding a body configured for attachment to a roof of a vehicle with a sliding core, wherein the body comprises an air inlet extending through a surface of the body, wherein the air inlet includes an air guide boss extending from an interior surface of the body, wherein the air guide boss adjusts an air stagnation point away from the windshield to reduce air pressure and drag on the vehicle; and ejecting the drag-reducing aerodynamic vehicle system from the injection mold using the sliding core. 1. A drag-reducing aerodynamic vehicle system , comprising:a body attached to a roof of a vehicle, wherein the body comprises an air inlet including slits in the body, wherein the slits are disposed laterally to one another on opposing sides of a bisection of the vehicle and wherein the slits extend a length all or part of the way from a top of the body to a bottom of the body;wherein the air inlet includes an air guide boss extending from an interior surface of the body; andwherein the air entering the air inlet exits through an outlet and moves toward a side and rear of the vehicle, thereby reducing the drag experienced by the vehicle and wherein the air guide boss adjusts an air stagnation point away from a windshield and accelerates air flow between the vehicle and a trailer attached to the vehicle to prevent air recirculation to reduce air pressure and drag on the vehicle.2. The drag-reducing aerodynamic vehicle system of claim 1 , wherein the body comprises a polymeric material selected from polybutylene terephthalate; acrylonitrile-butadiene-styrene; polycarbonate; polyethylene terephthalate; acrylic-styrene-acrylonitrile; acrylonitrile-(ethylene-polypropylene diamine modified)-styrene; phenylene ether resins; polyamides; phenylene sulfide resins; polyvinyl chloride; high impact polystyrene; polyolefins; or a combination comprising at least one of the foregoing.3. A drag-reducing ...

FIBER REINFORCED RESIN GEAR, METHOD OF FORMING FIBER REINFORCED RESIN GEAR BY INJECTION MOLDING, FIBER REINFORCED RESIN ROTARY BODY, METHOD OF FORMING FIBER REINFORCED RESIN ROTARY BODY BY INJECTION MOLDING

Plural ejector pins are made to project before a molten resin containing reinforcing fibers is injected into an inside of a cavity through pin point gates in a web forming portion in the inside of the cavity and at positions outside the pin point gates in a radial direction. The ejector pins are retracted from the inside of the cavity after a flow of the molten resin containing reinforcing fibers injected into the inside of the cavity through the pin point gates impinges on the ejector pins and is divided and before a tooth portion forming portion in the inside of the cavity is filled with the molten resin containing reinforcing fibers. Accordingly, weld lines which extend along the radial direction are formed at positions outside the ejector pins in the radial direction, and the molten resin is filled in portions formed after the ejector pins are retracted. 1. A method of injection molding of a fiber reinforced resin gear by injecting a molten resin containing reinforcing fibers into the inside of a cavity through a plurality of pin point gates to form a tooth portion on an outer peripheral side of a web , whereina plurality of ejector pins are made to project in a web forming portion in the inside of the cavity and at positions outside the pin point gates in the radial direction before the molten resin containing reinforcing fibers is injected into the inside of the cavity through the pin point gates, andthe plurality of ejector pins are retracted from the inside of the cavity after the flow of the molten resin containing reinforcing fibers injected into the inside of the cavity through the pin point gates impinges on the plurality of ejector pins and is divided and before a tooth portion forming portion in the inside of the cavity is filled with the molten resin containing reinforcing fibers, so that weld lines which extend along the radial direction are formed at positions outside the plurality of ejector pins in the radial direction and the molten resin ...

INJECTION MOLD FOR MANUFACTURING AN INJECTION-MOLDED COMPONENT AND METHOD FOR MANUFACTURING AN INJECTION-MOLDED COMPONENT

The invention relates to an injection mold for manufacturing an injection-molded component from plastic material. The injection mold including an outer first half-mold and an outer second half-mold, which, when joined, define an empty space, which determines an outer contour of the injection-molded component, and a core, which is located in the empty space and determines an inner contour of the injection-molded component. A wire passes through the core and the joined outer first half-mold and outer second half-mold, and plural pairs of clamping jaws fix the wire in its position. A method for manufacturing an injection-molded component is also disclosed. 1. An injection mold for manufacturing an injection-molded component from a plastic material , the injection mold comprising:an outer first half-mold;an outer second half-mold, which, when joined, defines an empty space which determines an outer contour of the injection-molded component;a core located in the empty space, the core determining an inner contour of the injection-molded component;a wire passing through the core and the joined outer first half-mold and outer second half-mold; and,plural pairs of clamping jaws fixing the wire in a first position.2. The injection mold according to claim 1 , wherein the core has a bore-hole along a centerline claim 1 , in which the wire is guided.3. The injection mold according to claim 1 , wherein the core comprises a first half and a second half claim 1 , with a semicircular groove shaped in each half claim 1 , so that in an assembled state of the two halves a bore-hole for guiding the wire results.4. The injection mold according to claim 1 , wherein by the wire claim 1 , clamped and positioned by means of the pairs of clamping jaws claim 1 , an opening is formable in the injection-molded component during the injection process claim 1 , wherein the wire is fixed the first position in a contour space between the core and the joined outer first half-mold and outer second half ...

METHOD FOR MANUFACTURING OF URINARY CATHETERS

A method for manufacturing an elongated element () is provided. The method comprises arranging a molding cavity (), defined by a mold () and a mold insert (), said mold insert () comprising a mold core () and a displaceable mold cavity wall (), said displaceable mold cavity wall () being arranged between the mold () and the mold core (), such that the molding cavity has a start volume in a start position of the displaceable mold cavity wall (). Then a liquid material is injected into a proximal end () of the molding cavity (), where after the displaceable mold cavity wall () is displaced in relation to and along with the mold () and the mold core (), distally during said injection, to increase the molding cavity volume from the start volume into an end volume at an end position of the displaceable mold cavity wall (), wherein the molding cavity () in said end position of the displaceable mold cavity wall () corresponds to the elongated element (). The liquid material is solidified, such that the elongated element () is formed, and the elongated element () and mold insert () is removed from said mold (), where after the elongated element () is removed from said mold insert (). An elongated element and a mold assembly for the manufacture thereof are also provided. 1. A method for manufacturing an elongated element , comprising the steps of:arranging a molding cavity, defined by a mold and a mold insert, said mold insert comprising a mold core and a displaceable mold cavity wall, said displaceable mold cavity wall being arranged between the mold and the mold core, such that the molding cavity has a start volume in a start position of the displaceable mold cavity wall;injecting a liquid material into a proximal end of the molding cavity;displacing the displaceable mold cavity wall, in relation to and along with the mold and the mold core, distally during said injection, to increase the molding cavity volume from the start volume into an end volume at an end position of ...

MOLDING APPARATUS AND METHOD OF CONTROLLING SAME

There is disclosed a method () of ejecting a molded article () from an injection mold (). The method () comprises: during a second portion of the mold opening cycle of the injection mold (), the second portion occurring later in time relative to a first portion of the mold opening cycle of the injection mold (): controlling velocity of at least one of: (i) the moveable mold half () relative to the stationary mold half (), (ii) the ejector () relative to the moveable mold half (); and (iii) an ejector actuator linked to the core insert (); and (iv) a stripper actuator that is linked to the stripper sleeve (); the controlling executed such that the molded article () is ejected from the molding component with a substantially zero departure-velocity along the first axis of operation. 1. A method of ejecting a molded article from an injection mold , the injection mold including a stationary mold half and a movable half , the moveable mold half further including a molding component for defining , in use , at least a portion of the molded article , the molding component including a core insert and a stripper sleeve positionable around the core insert , the injection mold configured to be used in a molding machine , the molding machine having a controller apparatus , the method executable by the controller apparatus , the method comprising:during a first portion of a mold opening cycle of the injection mold:initiating opening the injection mold with movement of the moveable mold half through a mold stroke away from the stationary mold half from a mold closed position towards a mold open position;initiating movement of an ejector of the moveable mold half through an ejector stroke from a molding position towards an ejection position relative to the moveable mold half;the opening the injection mold and moving the ejector being done along a first axis of operation of the injection mold in relatively opposite directions of movement;during a second portion of the mold opening ...

PLASTIC INJECTION MOLDING DEVICE AND METHOD USING THE SAME

A plastic injection molding device and a method using the same are provided. The plastic injection molding device is formed with a female mold and a male mold. The male mold is formed with a plastic passing portion and a partition portion. The plastic passing portion is formed in a Y shape including two linear passages in communication with each other. The partition portion is disposed between the two linear passages. After a liquid plastic material is fully filled in a cavity jointly formed by the male and the female mold, a whole plastic body is integrally solidified in both of the cavity and the plastic passing portion. When the whole plastic body is discharged from the cavity, the plastic body in the plastic passing portion is snapped by the partition portion. 1. A plastic injection molding device comprising:a female mold comprising a plastic injecting passage; and a plastic passing portion having a first linear passage and a second linear passage communicated with each other, wherein the second linear passage is obliquely connected with the first linear passage; and', 'a partition portion disposed between the first linear passage and the second linear passage,, 'a male mold comprisingwherein when the male mold and the female mold are engaged with each other, a cavity is defined between the female mold and the male mold, the first linear passage is in communication with the cavity, and the second linear passage is in communication with the plastic injecting passage,wherein after a liquid plastic material is filled into the cavity from the plastic injecting passage, the liquid plastic material is integrally solidified to form a whole plastic body in the plastic injecting passage, the plastic passing portion and the cavity,wherein when the male mold is separated from the female mold, and the plastic body is pushed away from the male mold, the partition portion splits the part of the plastic body in the first linear passage and the part of the plastic body in the ...

METHOD OF OVERMOULDING TOP MOUNTED SEAL PLUG CAVITIES

A method includes providing a mold defining a mold cavity for receiving material to be molded into a molded part, positioning an insert at least partially in the mold such that a portion of the insert defines a portion of the mold cavity, and injecting the material into the mold cavity to substantially fill the mold cavity to form the molded part. The molded par can then be removed from the mold and the insert can be removed from the molded part. The mold can include silicone and the insert can include polyoxymethylene. 120.-. (canceled)21. A method , comprising:positioning an insert at least partially into a mold such that a portion of the insert defines a portion of a mold cavity and portions of the mold define other portions of the mold cavity, the insert defining a shape of a ridge on an outer surface of the molded part extending between holes defined by the molded part;injecting the material into the mold cavity to substantially the mold cavity to form the molded part;removing the molded part from the mold; andremoving the insert from the molded part.22. The method of claim 21 , wherein the outer surface is an outer top surface of the molded part claim 21 , the outer top surface opposite a bottom surface of the molded part configured to be coupled to a device housing.23. The method of claim 22 , a bottom surface of the insert defines the outer top surface of the molded part including the ridge.24. The method of claim 21 , wherein the ridge has a thickness of about 0.9 millimeters or less.25. The method of claim 21 , wherein the insert is entirely contained in the mold.26. The method of claim 21 , wherein the holes are set screw holes.27. The method of claim 21 , wherein the mold further defines an insert cavity adjacent to the mold cavity.28. The method of claim 27 , wherein the insert cavity is in fluid communication with the mold cavity.9. The method of claim 28 , wherein at least a portion of the insert is positioned in the insert cavity claim 28 , and ...

MICROSTRUCTURE USING CROSS-LINKED HYALURONIC ACID HYDROGEL, AND METHOD FOR PRODUCING SAME

The present invention provides microstructures using crosslinked hyaluronic acid hydrogels and the method for preparing the same. The present invention for preparing microstructures using crosslinked hyaluronic acid hydrogels allows the preparation of microstructures with a uniform shape and minimum deformation. Furthermore, the microstructures made using crosslinked hyaluronic acid hydrogels in the present invention can improve skin aging, e.g. wrinkles, replenish moisture, easily absorb body fluids due to its outstanding swelling performance, provide a longer duration in the body due to its resistance against a hyaluronic acid hydrolyzing enzyme, enabling the safe delivery of effective components in the body. 1. A microstructure comprising crosslinked hyaluronic acid hydrogels and non-crosslinked hyaluronic acid.2. The microstructure of claim 1 , wherein the crosslinked hyaluronic acid hydrogel has the crosslinking rate of 1-50%.3. (canceled)4. The microstructure of claim 1 , wherein the solid content of crosslinked hyaluronic acid hydrogel is equal to or below 15% (w/v).5. (canceled)6. (canceled)7. (canceled)8. (canceled)9. (canceled)10. (canceled)11. (canceled)12. (canceled)13. The microstructure of claim 12 , wherein the ratio of non-crosslinked hyaluronic acid and crosslinked hyaluronic acid is characterized by 5˜2000 to 100 (w/w).14. (canceled)15. A method for preparing microstructures comprising the following steps:(a) supplying a mixture of crosslinked hyaluronic acid hydrogel and non-crosslinked hyaluronic acid into a micro-mold;(b) injecting the mixture into the micro-mold cavities; and(c) separating the micro-mold and the mixture to form a microstructure.16. The method of claim 15 , wherein the crosslinked hyaluronic acid hydrogel is characterized by having a crosslinking density of 1-50%.17. The method of claim 15 , wherein the injection is characterized by being carried out by applying an external force to the mixture18. The method of claim 17 , ...

Method for manufacturing of urinary catheters

A method for manufacturing an elongated element ( 200 ) is disclosed. The method comprises arranging a molding cavity ( 101 ), defined by a mold ( 103 ) and a mold insert ( 104 ), said mold insert ( 104 ) comprising a mold core ( 105 ). A liquid material is then injected into a proximal end ( 102 ) of the molding cavity ( 101 ), and the material is solidified, such that the elongated element ( 200 ) is formed. The elongated element ( 200 ) and mold insert ( 104 ) are removed from said mold ( 103 ), and the elongated element ( 200 ) is removed from said mold insert ( 104 ), wherein said removal of said elongated element ( 200 ) from said mold insert ( 104 ) comprises injecting a fluid in the interface between the elongated element ( 200 ) and the mold core ( 105 ). A mold assembly for the manufacture thereof is also provided.

METHOD OF MANUFACTURE OF A COMPONENT FOR A MOTOR-VEHICLE INTERIOR

A method for the manufacture of a component for a motor-vehicle interior with an associated film in which an electronic circuit is integrated with at least one proximity sensor includes the step of thermoforming the film on a mold element and the step of injection of plastic material in a mold cavity in such a way as to obtain a component for interior of motor-vehicle comprising a body of substantially transparent plastic material associated to the film The component includes one or more proximity sensors for activating a functional component of the motor-vehicle. 1. Method for the manufacture of a component for amotor vehicle interior with an associated flexible film of plastic material in which an electronic circuit is integrated including one or more proximity sensors and one or more LED light sources, providing said flexible film of plastic material with said integrated electronic circuit,', 'thermoforming said film on a mold element having a profile surface corresponding to a back surface of the motor-vehicle interior component to which said film is intended to be associated,', 'arranging said thermoformed film within a cavity of a mold to form said component by injection of plastic material, said mold cavity being defined between a first and a second main surfaces facing each other and respectively intended to define a back surface and a front surface of the component,', 'said film being arranged on said first main surface of the mold cavity.', 'forming said component by injecting plastic material into said cavity through at least one injection duct opening out on said mold cavity at said first surface of the mold cavity, said film having at least one opening at said injection duct, for the passage of the plastic material injected into the mold cavity, and', 'removing the formed component with the film associated therewith, said film defining the back surface of the component., 'said method comprising the following steps2. Method for the manufacture of a motor ...

INJECTION MOLD HAVING AN IN-MOLD LID CLOSING DEVICE

An injection mold for molding a flip-top closure having a body portion and a lid attached to the body portion by a living hinge has first and second mold portions for defining first and second portions of the flip-top closure respectively, a lid closing tool for closing the lid of the flip-top closure on the body portion after a molding of the flip-top closure in the injection mold and before an ejection of the flip-top closure from the injection mold, and first and second linear actuators operatively connected to the lid closing tool for moving the lid closing tool about first and second axes respectively. The first and second linear actuators are controllable to move the lid closing tool along a lid closing path for closing the lid. An in-mold lid closing device and a method for making a flip-top closure are also disclosed. 1100300101010101212141412121616100300. An injection mold ( , ) for molding a flip-top closure (′ , ) , the flip-top closure (′ , ) having a body portion (′ , ) and a lid (′ , ) attached to the body portion (′ , ) by a living hinge (′ , ) , the injection mold ( , ) comprising:{'b': 104', '304', '10', '10, 'a first mold portion (, ) for defining a first portion of the flip-top closure (′, );'}{'b': 102', '302', '10', '10, 'a second mold portion (, ) for defining a second portion of the flip-top closure (′, );'}{'b': 164', '364', '14', '14', '10', '10', '12', '12', '10', '10', '100', '300', '10', '10', '100', '300, 'a lid closing tool (, ) for closing the lid (′, ) of the flip-top closure (′, ) on the body portion (′, ) after a molding of the flip-top closure (′, ) in the injection mold (, ) and before an ejection of the flip-top closure (′, ) from the injection mold (, );'}{'b': 160', '360', '164', '364', '164', '364', '172', '372, 'a first linear actuator (, ) operatively connected to the lid closing tool (, ) for moving the lid closing tool (, ) about a first axis (, ); and'}{'b': 162', '362', '164', '364', '164', '364', '188', '388', '160', ' ...

DEVICE AND METHOD FOR THE SUCTION OF AIR IN INJECTION MOLDS AND THE SUBSEQUENT EXPULSION OF MOLDED PIECES

The device for the suction of air in injection molds and the subsequent expulsion of molded pieces has a Venturi ejector connected to a first valve, that when the mold is closed causes the suction of air in a mold cavity, having at least one insert made from porous material through which and by means of a communication duct that defines a suction circuit, and a second valve, that after the solidification of the plastic material, causes the air to be blown towards the at least one insert made of porous material, cleaning the at least one insert made of porous material. The volume of air to be reduced in the second part of the injection cycle with the same empirical value of 90% efficiency of the Venturi ejector. 1. A device for the suction of air in injection molds and the subsequent expulsion of molded pieces , comprising a Venturi ejector connected to a first valve , that when the mold is closed causes the suction of air in a mold cavity , comprising at least one insert made from porous material through which and by means of a communication duct that defines a suction circuit , and a second valve , that after the solidification of the plastic material , causes the air to be blown towards said at least one insert made of porous material , cleaning said at least one insert made of porous material.2. The device according to claim 1 , wherein said Venturi ejector is connected to the insert made of porous material through a pneumatic double-effect piston.3. The device according to claim 1 , wherein said Venturi ejector connected through a pneumatic double-effect piston maintains the suction circuit open claim 1 , during the entire injection cycle claim 1 , through the pressure of the circuit itself.4. The device according to claim 1 , wherein said at least one insert made of porous material is made of bronze or stainless steel.5. The device according to claim 1 , wherein said at least one insert made of porous material comprises a smooth face and a face provided with a ...

INJECTION MOLD AND MANUFACTURING METHOD

At a temperature at the time of molding, an end surface of an ejector pin in a sliding direction is as high as or higher than an upper surface of an upper surface portion of a mold body, the upper surface being adjacent to a cavity on the ejector pin side. 1. An injection mold comprising:a mold body that includes a fixed-side member and a movable-side member and in which a cavity is formed; and an ejector pin,wherein said mold body and said ejector pin have linear expansion coefficients different from each other, andat a temperature at a time of molding,an end surface of said ejector pin on said cavity side in a sliding direction is as high as or higher than an adjacent surface of said movable-side member, said adjacent surface being adjacent to said cavity.2. The injection mold according to claim 1 ,{'sup': '−6', 'wherein said mold body and said ejector pin are different from each other in linear expansion coefficient by 2×10/K or more.'}3. The injection mold according to claim 1 , further comprisinga support member that supports said mold body and has the same linear expansion coefficient as the linear expansion coefficient of said ejector pin, {'br': None, 'i': L≥L', 'L', 'L', 'A−B', 'Tm−Ta, '1+2+1×()×(),'}, 'wherein a length L of said ejector pin at a temperature at a time of mold assembly iswhere the temperature at the time of mold assembly is Ta, the temperature at the time of molding is Tm, the linear expansion coefficient of said mold body is A, the linear expansion coefficient of each of said ejector pin and said support member is B, a length of said ejector pin at the temperature at the time of mold assembly in a region where the linear expansion coefficient differs between said ejector pin and said mold body in said sliding direction is L1, and a length of said ejector pin at the temperature at the time of mold assembly in a region where the linear expansion coefficient coincides between said ejector pin and said support member in said sliding direction ...

LAYER THICKNESS REGULATING MEMBER FOR REGULATING LAYER THICKNESS OF DEVELOPER CARRIED ON DEVELOPER CARRYING MEMBER AND LAYER THICKNESS REGULATING MEMBER MANUFACTURING METHOD

A layer thickness regulating member includes: an opposing portion having an opposing surface to a peripheral surface of a developer carrying member; and a layer thickness regulating portion, projected from the opposing surface toward the developer carrying member, for regulating a layer thickness of a developer carried on the developer carrying member. The layer thickness regulating portion is integrally molded with the opposing portion. The layer thickness regulating member is, after being molded in a metal mold, separated by being pushed from a side opposite from the opposing portion of the layer thickness regulating member when the layer thickness regulating member is separated from the metal mold. 1. A layer thickness regulating member comprising:an opposing portion having an opposing surface to a peripheral surface of a developer carrying member; anda layer thickness regulating portion, projected from said opposing surface toward the developer carrying member, for regulating a layer thickness of a developer carried on the developer carrying member, wherein said layer thickness regulating portion is integrally molded with said opposing portion,wherein said layer thickness regulating member is, after being molded in a metal mold, separated by being pushed from a side opposite from said opposing portion of said layer thickness regulating member when said layer thickness regulating member is separated from the metal mold.2. A layer thickness regulating member according to claim 1 , further comprising a rib portion provided in the side opposite from said opposing portion claim 1 ,wherein a free end surface of said rib portion is pressed when said layer thickness regulating member is separated from the metal mold.3. A layer thickness regulating member according to claim 2 , wherein said rib portion is provided at a non-overlapping position with a position corresponding to a position where said layer thickness regulating portion is provided.4. A manufacturing method ...

INJECTION MOLDING APPARATUS FOR WORM WHEEL

Provided is an injection molding apparatus for a worm wheel, in which the worm wheel is not only integrally manufactured by an injection mold method, but a gear teeth structure of a gear forming unit is also manufactured as an injection mold without a hobbing operation, and the structure of the injection molding apparatus is also improved so that worm wheel products can be easily taken out from the injection mold. The injection molding apparatus includes: a boss injection mold; a product injection mold having a movable side core, a fixed side core, and a worm gear tooth-shaped core; and a take-out unit for taking out a worm wheel product formed with a worm gear by the product injection mold, wherein the take-out unit includes: a plurality of take-out pins; a take-out plate; and a guide unit guiding rotation of the worm gear tooth-shaped core. 1. An injection molding apparatus for a worm wheel , the injection molding apparatus comprising:a boss injection mold;a product injection mold having a movable side core on which a worm wheel boss integrated with a worm wheel hub into which a worm wheel shaft is press-fitted by the boss injection mold is mounted to move forward and backward, a fixed side core whose inner side surface is placed to face the movable side core and on an outer side of which a resin injection inlet is provided, and a worm gear tooth-shaped core placed on an inner side of the movable side core and configured in a gear tooth shape of a worm gear on an inner circumferential surface thereof; anda take-out unit for taking out a worm wheel product formed with a worm gear by the product injection mold,wherein the take-out unit comprises: a plurality of take-out pins coupled to penetrate the movable side core; a take-out plate coupled to have ends of the plurality of take-out pins fixed; and a guide unit guiding rotation of the worm gear tooth-shaped core at the time of taking out the worm wheel product.2. The injection molding apparatus of claim 1 , wherein ...

INJECTION MOLD WITH INTERNAL SEPARATOR FOR MOLDING PROCESSES

A separating system for separating or separating items formed in a cavity of an injection molding system to separate them from material in the mold's runner, has a clamp plate for anchoring the separator system. The clamp plate secures a separating plate that supports a first separating pin, either directly or via an actuator. The first separating pin includes a base, a body having a cross-sectional portion, a neck having a cross-sectional portion, and a wedge-shaped tip. The system includes a support plate that supports a cavity plate, where the cavity plate has a first cavity and a first gate that fluidly couples the first cavity to a first runner channel. The separating first separating pin can be articulated to separate a molded material at a boundary between the first gate and the first cavity. 1. In an injection-molding system , a separator system for separating items formed in an injection mold , the separator system comprising: an ejector plate that supports and articulates a first ejector pin, the ejector plate being movable relative to the clamp plate;', 'an ejector-retainer plate secured to the ejector plate such that the first ejector pin is secured to the ejector plate;', 'a separating plate that supports and articulates a first separating pin, the first separating pin being secured to the separating plate by a separating retainer plate, and the first separating pin having a base, a body having a cross-sectional portion, a neck having a cross-sectional portion, and a wedge-shaped tip;, 'a clamp plate for anchoring the separator system, the clamp plate securing'} a first cavity, and', 'a first gate that fluidly couples the first cavity to a first runner channel;', 'the cavity plate also comprising a cavity plate separating channel therein which is shaped similar to and slightly larger than the cross-sectional portion of the neck; and, 'a support plate providing structure that supports a cavity plate, the support plate comprising a support plate ...

INJECTION MOLD DEVICE AND INJECTION MOLDING MACHINE

A first fitting surface and a first mating surface taking a concave shape are formed on a fixed mold a second fitting surface to be fitted to the first fitting surface in clamping and a second mating surface taking a convex shape which is to be mated in the first mating surface in the clamping are formed in a moving mold and a concave portion is provided on a bottom surface of the first mating surface to form a cavity Consequently, the fixed mold and the moving mold are positioned by fitting the first fitting surface and the second fitting surface and mating the first mating surface and the second mating surface Consequently, it is not necessary to provide a guide pin in order to carry out the positioning and a size of a device can be reduced correspondingly. Moreover, it is possible to decrease heat capacities of the fixed mold and the moving mold by the reduction in the size, thereby decreasing consumed power required for a temperature control. 1. An injection mold device comprising:a fixed mold having a first fitting surface and a first mating surface taking a concave or convex shape;a moving mold having a second fitting surface opposed to the first fitting surface and a second mating surface taking a convex or concave shape and opposed to the first mating surface; anda cavity formed by providing at least a concave portion on at least one of the first mating surface and the second mating surface,wherein the first fitting surface and the second fitting surface, and the first mating surface and the second mating surface are formed in such a manner that the first fitting surface and the second fitting surface are fitted and the first mating surface and the second mating surface are mated when the fixed mold and the moving mold are clamped.2. The injection mold device according to claim 1 , wherein a sprue from a nozzle of a molding machine to the cavity is formed as a passage for a molten resin in the fixed mold.3. The injection mold device according to claim 1 , ...

HIGH ASPECT RATIO POLYMER ELONGATE AND ONE-DIMENSIONAL MICRO STRUCTURE FABRICATION

A preferred method of the invention introduces organosilicon polymer into the reservoir of a mold with trenches defining a negative mold impression of a feature that has a high aspect ratio in fluid communication with the micro-dimensioned reservoir. The mold is preferably coated with a low-stiction coating. The polymer is moved via capillary action into the negative mold from the reservoir. The polymer is cured. The polymer is then released from the mold. Preferably, the polymer is soaked in a releasing solution prior to release. Preferably, the polymer is released by gripping cured polymer in the reservoir and gently peeling the cured micropolymer from the mold. In preferred embodiments, the polymer is poly-dimethyl-siloxane (PDMS). A preferred structure formed by methods of the invention is polymer microbeam in a liquid having a length of one to a few millimeters and a stiffness of k<0.1 pN/μm. Aerodynamic features can be created along with the beam. Preferred microbeams can be ten or a few tens of microns deep and wide and a millimeter or a few millimeters long. 1. A method for fabricating a high aspect ratio micro structure , comprising:introducing organosilicon polymer into the reservoir of a mold having a negative mold impression of a feature that has a high aspect ratio in fluid communication with a micro-dimensioned reservoir;permitting capillary action to move the polymer into the reservoir;curing the polymer;releasing the polymer from the mold.2. The method of claim 1 , wherein the releasing is conducted with the mold and the cured micropolymer immersed in liquid.3. The method of claim 2 , further comprising severing the material that cured in the reservoir.4. The method of claim 1 , wherein the mold comprises a plurality of micro-dimensioned reservoirs.5. The method of claim 1 , wherein the polymer comprises poly-dimethyl-siloxane (PDMS).6. The method of claim 5 , wherein the PDMS has a cross-linker to base ratio of ˜4:1.7. The method of claim 1 , ...

MOLDED INSULATOR

A molded insulated connector for a Quadrax cable. The connector includes an outer tube and four inner tubes housed within the outer tube. Each inner tube defines a hole configured to receive a medium for transmitting signals. Outer beams connect and space apart the inner tubes and the outer tubes. Inner beams connect and space apart the inner tubes. The outer tube, inner tubes, outer beams, and inner beams define hollow passageways which extend through the outer tube. 1. A connector comprising:an outer tube having an inner surface;a first inner tube having a hole and an outer surface and disposed within the outer tube, the hole of the first inner tube configured to receive a first medium for transmitting signals;a second inner tube having a hole and an outer surface and disposed within the outer tube, the hole of the second inner tube configured to receive a second medium for transmitting signals;a first outer beam connected between the outer surface of the first inner tube and the inner surface of the outer tube, the first outer beam suspending the first inner tube from the outer tube and preventing the first inner tube from contacting the inner surface of the outer tube;a second outer beam connected between the outer surface of the second inner tube and the inner surface of the outer tube, the second outer beam suspending the second inner tube from the outer tube and preventing the second inner tube from contacting the inner surface of the outer tube; anda first passageway defined by the inner surface of the outer tube, the first inner tube, the second inner tube, the first outer beam, and the second outer beam, the first passageway extending completely through the outer tube.2. The connector of claim 1 , further comprising a first inner beam connected between the first inner tube and the second inner tube claim 1 , the first inner beam connecting the first inner tube to the second inner tube claim 1 , wherein the first passageway is further defined by the first ...

Resin filling method

A resin filling method that includes the steps of filling in a filling step the filling clearance with the molten resin pressurized by the pressurizing unit, through the first flow path and the second flow path, with the laminated core being held between the flow path plate in contact with the upper mold and the lower mold; moving the upper mold and the pressurizing unit up with respect to the flow path plate to create a space between the upper mold and the flow path plate; removing residual resin in a resin removing step remaining in the second flow path in the flow path plate, with the flow path plate being located on the laminated core; and moving in a core removing step the flow path plate up from the laminated core and then removing the laminated core from the lower mold.

APPARATUS FOR MOLDING PLASTIC ELEMENTS

An apparatus for molding plastic elements includes a device for injection molding elements made of plastics and a device for unloading the molded plastic elements from the molding device. The molding device is associated with an extraction plate adapted to move, on command, at least one part of the molding device in order to allow the unloading of the plastic elements. The extraction plate is connected functionally, by way of posts to an actuation element and an abutment body and further actuation elements are provided which act between the abutment body and the actuation element and are adapted to move, substantially parallel to the direction of extension of the posts, the actuation element with respect to the abutment body. The abutment body is arranged between the extraction plate and the actuation element. 112-. (canceled)13. An apparatus for molding plastic elements comprises a device for injection molding a plurality of elements made of plastics and a device for unloading said molded plastic elements from said molding device , said molding device being associated with an extraction plate adapted to move , on command , at least one part of said molding device in order to allow the unloading of said plurality of plastic elements , said extraction plate being connected functionally , by way of a plurality of posts , to an actuation element , there being an abutment body and actuation means which act between said abutment body and said actuation element and are adapted to move , substantially parallel to the direction of extension of said posts , said actuation element with respect to said abutment body , wherein said abutment body is arranged between said extraction plate and said actuation element.14. The apparatus according to claim 13 , wherein said actuation means comprise at least one linear actuator claim 13 , which comprises a stem and a respective cylinder claim 13 , said stem being supported integrally by said abutment body and the respective cylinder ...

MICROFLUIDIC DEVICE

A method of manufacturing a microfluidic device comprises moulding a substrate using a master die having at least one outer stepped formation; and forming at least one microstructured formation having an outer rim, the depth of the outer rim being shallower than that of the microstructured formation. 1. A method of manufacturing a microfluidic device , the method comprising:moulding a substrate using a master die having at least one outer stepped formation; andforming at least one microstructured formation having an outer rim, the depth of the outer rim being shallower than that of the microstructured formation.2. A method according to claim 1 , in which the moulding step comprises moulding the substrate using a master die so that a surface of the substrate includes one or more microstructured formations complementary to respective moulding formations on the die claim 1 , the microstructured formations including a microfluidic channel and forming at least part of a microfluidic channel network comprising a plurality of microfluidic channels claim 1 ,in which one or more of the moulding formations on the master die comprise the outer stepped formation so that the respective complementary microstructured formations on the substrate include the outer rim shallower than the microstructured formation, the rim not being in the plane of the substrate.3. A method according to claim 1 , in which at least a portion of the outer rim is substantially parallel to the plane of the substrate surface.4. A method according to claim 1 , in which the outer rim has a depth of 1 μm-100 μm.5. A method according to claim 4 , in which the outer rim has a depth of 1 μm-10 μm.6. A method according to claim 2 , in which one or more of the moulding formations on the master die are chamfered so as to be narrower at a distal end than at a proximal end.7. A method according to claim 2 , in which the master die comprises one or more anchor formations having a greater height or depth than the ...

STRENGTHENED HELMET WITH BUFFER PORTIONS AND MANUFACTURING METHOD THEREOF

A helmet for ball sports has a main body and two strengthening elements. The two strengthening elements are mounted on two inner walls of the main body. A first surface of each strengthening element abuts and is connected to the main body. Second surfaces of the strengthening elements face to each other. Through holes of each strengthening element are formed through the first surface and the second surface so that the strengthening elements are latticed. With the helmet mounted with the strengthening elements on two sides, the strengthening elements enhance an anti-impact capacity on the two sides of the helmet. Besides, with the latticed strengthening elements, the weights of the strengthening elements are lightened and do not cause weighted burden on the neck of the user. 1. A helmet comprising: 'a plurality of buffer portions on an inner side of the main body; and', 'a main body comprising a first surface mounted on an inner wall of the corresponding buffer portion;', 'a second surface facing to the second surface of another strengthening element; and', 'a plurality of through holes formed through the first surface and the second surface, thereby the strengthening element being latticed., 'a plurality of strengthening elements respectively mounted on the buffer portions of the main body; each one of the strengthening elements including2. The helmet as claimed in claim 1 , wherein a sectional area of each one of the through holes of the strengthening elements is hexagonal in shape.3. The helmet as claimed in claim 1 , wherein the first surface and the second surface of each one of the strengthening elements are parallel to each other.4. The helmet as claimed in claim 2 , wherein the first surface and the second surface of each one of the strengthening elements are parallel to each other.5. The helmet as claimed in claim 1 , wherein a distance between the first surface and the second surface of each one of the strengthening elements is less than or equal to 10 mm.6 ...

METHOD OF MAKING A BRIDGE OF EYEGLASSES

A method of making a bridge of eyeglasses includes the steps of: closing first and second mold cores to define therebetween a mold cavity having a shape corresponding to that of the bridge, the mold cavity having at least one injection hole communicating with an external environment; injecting metal clay through the at least one injection hole into the mold cavity at a high pressure to form a bridge blank; separating the first and second mold cores to expose the mold cavity and then ejecting the bridge blank from the mold cavity; and subjecting the bridge blank to a sintering process. 1. A method of making a bridge of eyeglasses , the bridge including a bridge frame , the bridge frame including a bridge frame main body having a continuous smooth and undulating outer surface and an inner surface opposite to the outer surface , said method comprising the steps of:closing a first mold core and a second mold core of a mold to define therebetween a mold cavity having a shape corresponding to that of the bridge, the mold cavity having at least one injection hole communicating with an external environment, and a junction line that is formed when the first and second mold cores are closed and that corresponds to the inner surface of the bridge frame main body;injecting metal clay formed from a mixture of metal powder and polymer binder through the at least one injection hole into the mold cavity at a high pressure to form a bridge blank, the bridge blank including a blank bridge frame, a blank connecting protruding line and at least one injection eyelet, the blank bridge frame having a blank bridge frame main body, the blank bridge frame main body having a continuous smooth and undulating blank outer surface and a blank inner surface opposite to the blank outer surface, the blank connecting protruding line being located on the blank inner surface;separating the first and second mold cores to expose the mold cavity and then ejecting the bridge blank from the mold cavity; ...

Method for producing casing for radial compressor, and method for producing radial compressor

The present invention provides a method for producing a casing for a compressor, the method including an intake-side casing molding process of molding an intake portion and a first main body portion of a scroll portion by integral molding of resin; an impeller-side casing molding process of integrally molding a second main body portion of the scroll portion and a diffuser portion by a resin molding metal mold used in the intake-side casing molding process; a die sliding process of combining the intake portion and the first main body portion which have been integrally molded, and the second main body portion and the diffuser portion which have been integrally molded, by slide of the resin molding metal mold; and a secondary molding process of joining the intake portion and the first main body portion, and the second main body portion and the diffuser portion combined with each other by resin.

System And Method To Form Attachment Structure

Methods and systems for forming an injection molded part. The system includes a mold cavity housing having a first end and a second end and an opening passing through the housing from the first end to the second end, a lifter member having a first end and a second end, a plurality of attachment formation members, and a groove formed in an outside surface of the lifter member, a lifter guide having a guide member, wherein the rotary lifter translates within the opening in the mold cavity housing and rotates as the guide member travels along the groove in the lifter member.

MOLDS, MOLD ASSEMBLIES AND STACK COMPONENTS

An injection mold () including a core plate assembly (), a cavity plate assembly () and a stripper plate assembly () arranged between the core and cavity plate assemblies (). The mold () includes a plurality of mold stacks (MS) with a molding configuration, in which the mold stacks (MS) are closed to define molding cavities. A gap (G) is provided between the core plate () and the stripper plate () when the mold () is in the molding configuration, such that a clamping load (CL) applied to urge the core plate () toward the cavity plate () is directed substantially entirely through the mold stacks (MS). 1. An injection mold comprising:a core plate assembly, a cavity plate assembly and a stripper plate assembly arranged between the core and cavity plate assemblies;a plurality of mold stacks, each of which includes a core insert, a cavity insert and a split mold insert pair arranged therebetween;the core plate assembly including a core plate having a plurality of the core inserts mounted thereon;the stripper plate assembly including a stripper plate with a bearing surface upon which a plurality of slide pairs are slidably supported, each slide pair being configured to retain a subset of the split mold inserts thereon;the cavity plate assembly including a cavity plate having a plurality of the cavity inserts mounted thereon;wherein the mold comprises a molding configuration in which the mold stacks are closed to define molding cavities and the stack height is configured such that a clamping load applied, in use, to urge the core plate toward the cavity plate is directed substantially entirely through the mold stacks.2. An injection mold according to claim 1 , wherein the distance between the split mold inserts and the core plate claim 1 , when the mold is in the molding configuration claim 1 , is greater than the thickness of the stripper plate assembly received therebetween claim 1 , thereby to prevent the clamping load from being directed through the stripper plate ...

WEIGHT COMPENSATED MOLDING MACHINE

Wings are provided on mold components and linear ways are provided below these wings. A pad rides on each linear way below each wing. A force generator, such as a spring, is disposed between each wing and underlying pad. In this way the weight of the mold components is borne, at least in part, by the linear ways so that the weight on components that might otherwise sag is lessened. 1. A mold assembly for use in a molding machine comprising:an ejector box having a plurality of guides, said ejector box defining at least one ejector box linear way;a cassette having at least one cassette plate extending within said ejector box and supported on said guides, each cassette plate for supporting a mold piece, each cassette plate having at least one cassette plate support member extending over one said ejector box linear way;at least one pad riding on each said ejector box linear way such that there is a pad below each cassette plate support member; anda force generator disposed between said cassette plate support member and said pad below said cassette plate support member.2. The mold assembly of wherein said at least one ejector box linear way comprises a first ejector box linear way at a first side of said ejector box and a second ejector box linear way at a second side of said ejector box and wherein said at least one cassette plate support member comprises a pair of wings projecting from opposed sides of said each cassette plate.3. The mold assembly of wherein each said force generator is a spring.4. The mold assembly of wherein an outer end of each wing of said pair of wings defines a spring cavity for receiving one said spring.5. The mold assembly of wherein one of said outer end of each wing and each pad below said outer end of each wing defines a key and another of said outer end of each wing and said pad below said outer end of each wing defines a keyway such that any given wing is free to move toward and away from a given pad below said given wing and said given ...

MODULAR MOLDING SYSTEMS AND METHODS FOR MAKING BATTING HELMETS

A system for manufacturing a shell for a batting helmet includes interchangeable mold-core portions configured to form a cavity for receiving molding material. The mold-core portions include a first base mold-core portion and a plurality of inner side mold-core portions configured to form an interior contour of the shell. The mold-core portions further include a second base mold-core portion and a plurality of outer mold-core portions configured to form an exterior contour of the shell. Mold-core portions are interchangeable, removable, and replaceable from an interlocked position relative to other mold-core portions. A method of manufacturing batting helmet shells includes selecting mold-core portions corresponding to various helmet shell configurations having various protective features, assembling the mold-core portions into a mold assembly, and providing molding material into a cavity in the mold assembly. A kit of parts for making a shell for a batting helmet includes a variety of interchangeable mold-core portions. 1. A system for manufacturing a shell for a batting helmet , the system comprising: a first base mold-core portion and a plurality of inner side mold-core portions configured to form an interior contour of the shell, wherein the inner side mold-core portions are removable and replaceable from an interlocked position relative to the first base mold-core portion such that they are interchangeable with other mold-core portions; and', 'a second base mold-core portion and a plurality of outer mold-core portions configured to form an exterior contour of the shell, wherein the outer mold-core portions are removable and replaceable from an interlocked position relative to the second base mold-core portion such that they are interchangeable with other mold-core portions; wherein, 'a plurality of mold-core portions configured to form a cavity for receiving a molding material, the plurality of mold-core portions comprisingwhen the first base mold-core portion, ...

PART EJECTION SYSTEM FOR INJECTION MOLDING APPARATUS

A method for forming a part in an injection mold includes heating a polymer material to a temperature greater than or equal to a polymer glass transition temperature; injecting the polymer material into the injection molding apparatus of any of the preceding claims while pressing together the stationary half mold surface and the moving half mold surface to form the molding cavity; cooling a surface of the molding cavity with the cooling system; separating the stationary half mold surface and the moving half mold surface; and moving the ejection block relative to the stationary half thereby pushing the part away from the stationary half molding surface and ejecting the part from the injection molding apparatus. 1. An injection molding apparatus comprising: a sprue opening extending through a thickness of the stationary half forming a sprue passage;', 'a stationary half mold surface; and', 'an ejection block cavity disposed adjacent to the sprue opening;, 'a stationary half comprisinga moving half disposed opposite the stationary half and comprising a moving half mold surface, wherein the stationary half mold surface and the moving half mold surface face one another;a presser in mechanical communication with, and configured to move, the stationary half, the moving half, or both together to form a molding cavity between the stationary half mold surface and the moving half mold surface;an ejection block comprising a mold contact surface forming a portion of the stationary half mold surface, wherein at least a portion of the ejection block is disposed within the ejection block cavity, and wherein the ejection block is configured to movably fit within the ejection block cavity; andan injector for introducing a material to be molded through the sprue passage and into the molding cavity; anda cooling system in thermal communication with at least one of the stationary half mold surface and the moving half mold surface for cooling the material during or after it is introduced ...

INJECTION MOLDING PROCESSES FOR MOLDING BARREL AND THERMOPLASTIC SYRINGES HAVING LOW AXIAL DRAFT ANGLES

Methods of molding a barrel, such as a syringe barrel having very low draft, are disclosed. Thermoplastic syringes having very low interior draft angels are also disclosed. 1. A method of molding a barrel configured for storing and dispensing an injectable product , the method comprising:providing injection molding equipment including a substantially rigid surface defining a cavity and a substantially rigid core, the cavity and core defining a molding space between them, at least one of the cavity and the core being movable with respect to the other along a parting axis to open the molding space for removing a molded barrel, at least one portion of the core being a low draft element having a draft angle of from greater than 0° to 0.16° with respect to the parting axis;injecting a thermoplastic fluid molding material into the molding space, the molding material being selected from the group consisting of: olefin polymer, polypropylene (PP), polyethylene (PE), cyclic olefin copolymer (COC), cyclic olefin polymer (COP) and a combination of two or more of the foregoing;forming at least a surface of the fluid molding material against the low draft element to define a low draft formed surface;solidifying at least the low draft formed surface to provide a solid low draft formed surface;creating a clearance between the low draft element and the low draft formed surface sufficiently to release the low draft element from the low draft formed surface;parting the cavity and core along the parting axis; andremoving the barrel from the molding space without causing defects on the barrel.2. The method of claim 1 , further comprising:heating at least part of the low draft element to a first selected temperature to expand it; andcooling at least part of the low draft element to a second selected average temperature less than the first selected temperature to thermally contract at least a portion of the low draft element away from the solid low draft formed surface to create the ...

ARTIFICIAL PANEL, A METHOD FOR MANUFACTURING SAME AND FURNITURE ARTICLES THEREFROM

A molded panel resembling a natural wickerwork panel, a furniture article comprising such a panel and a method for its manufacture, the panel comprising a plurality of warp strands and a plurality of weft strands interlacing the warp strands, such that at locations where warp and weft strands intersect they form together an integrated, solid molded material location. 1. A molded panel resembling a natural wickerwork panel , said panel comprising a plurality of warp strands and a plurality of weft strands interlacing said warp strands , wherein at locations where warp and weft strands intersect they form together an integrated , solid molded material location.2. A molded panel according to claim 1 , wherein its two faces mimic a natural wickerwork surface.3. A molded panel according to claim 2 , wherein the two faces each mimic a different pattern of natural wickerwork surface.4. A molded panel according to claim 1 , wherein fine gaps extend between at least several neighboring warp and weft strands.5. A molded panel according to claim 1 , wherein undulating neighboring weft strands give rise to a vertical gap extending between a maximal space adjacent each warp strand and zeroing at a locations where the neighboring weft strands tangentially intersect each other.6. A molded panel according to claim 1 , said panel being free of any anchoring structure or members.7. A molded panel according to claim 1 , wherein a frame is integrally molded with the panel as an ornamental element and for reinforcement of the panel.8. A molded panel according to claim 1 , wherein each undulating weft strand is integrally molded at its intersecting locations with warp strands.9. A molded panel according to claim 1 , wherein a longitudinal continuous claim 1 , longitudinal and straight gap extends parallel to the warp strands claim 1 , at both sides thereof claim 1 , between undulating weft strands.10. A molded panel according to claim 1 , wherein a pair of alternatingly undulating weft ...

INKPAD HOLDER AND DEVICE AND METHOD FOR PRODUCING THE SAME

The invention relates to an inkpad holder () for arrangement in an insertion compartment () of a self-inking stamp (), said inkpad holder () having a bottom () and walls () projecting therefrom which delimit a receiving space for receiving an inkpad (). At least one wall () of the inkpad holder () has a retaining web () protruding into the receiving space in order to retain the inkpad (), the retaining web () extending over the entire length of the wall (). The invention further relates to a device () and a method for producing such an inkpad holder (). 120-. (canceled)21184415161751641416175192021222021281931223114414282820212920214223129223122: A device () for injection moulding of an inkpad holder () , wherein the inkpad holder () has a bottom () and walls ( , ) projecting therefrom which delimit a receiving space for receiving an inkpad () , at least one wall () of the inkpad holder () comprising a retaining web () protruding into the receiving space and extending over the entire length of the wall ( , ) in order to retain the inkpad () , having an injection mould tool () comprising a first () and a second tool part () , the injection mould tool enclosing a mould cavity () in a closing position , the first () and the second tool part () being movably mounted relative to one another in an opening or closing direction () , wherein the injection mould tool () comprises at least one slide part () extending over the entire length of the mould cavity () , which slide part () is movably arranged between an injection position engaging behind the retaining web () of the inkpad holder () and a separating position releasing the retaining web () in a direction (′) deviating from the opening or closing direction () of the tool parts ( , ) , wherein at least one ejector () is arranged on one of the tool parts ( , ) for removing the inkpad holder () from the mould cavity () , the at least one slide part () being different from the ejector () , so that the inkpad holder is ...

MOLDING APPARATUS

An in-mold shutter () for embedding in an injection mold () is described herein. The in-mold shutter () includes a shutter actuator () that is configured to selectively engage a first mold shoe () of the injection mold () with a platen of a mold clamping assembly () to hold the first mold shoe () in an extended position (E), along a mold-stroke axis (X), during a step of molding a first molded article (A) in the injection mold (). Also described herein is a molded article transfer device () for use with the injection mold (). The molded article transfer device () includes a shuttle () that is slidably arranged, in use, within the injection mold (). The shuttle () defines a first aperture (A), at least in part, that alternately accommodates: (i) a first mold stack (A, A, A) arranged therein; and (ii) a first molded article (A) received therein with opening of the first mold stack (A, A, A). 1. A molding process , comprising:closing a first mold stack of an injection mold to define a molding cavity therein;shuttering an in-mold shutter to engage a first mold shoe of the injection mold with one of a moving platen and a stationary platen of a injection molding system;molding a first molded article within the molding cavity;un-shuttering the in-mold shutter to disengage the first mold shoe from the one of the moving platen and the stationary platen; andselectively positioning the first mold shoe, along a mold-stroke axis.2. The molding process of claim 1 , wherein:a first stack portion and a second stack portion of the first mold stack are repositioned relative to each other substantially without requiring relative movement between the moving platen and the stationary platen.3. The molding process of claim 1 , wherein:the in-mold shutter includes a shutter member and a link member, wherein one of the shutter member and the link member is associated with the one of the moving platen and the stationary platen, and a remaining one of the shutter member and the link member ...

PREFORM MOLDING UNIT EQUIPPED WITH A ROTATABLE CORE HOLDER

Unit () for molding preforms () that each have a body () and a neck () extending the body (), this unit () including: a frame (), —a mold holder () secured to the frame () and carrying at least one mold body () having the impression of the body () of the preform (); mobile equipment () including a carriage () and a core holder () carrying at least one primary core (A) and one secondary core (B), the carriage () being mounted so as to be movable with respect to the frame () between a molding position and a demolding position, this core holder () being rotatable with respect to the carriage (), in the demolding position of the latter, about a rotation axis parallel to the molding axis in order to transpose the cores (A, B). 24107108108622710862. Molding unit () according to claim 1 , further comprising a shoring-up device () including a stop () mounted to move between an active position in which the stop () rests against the core holder () perpendicular to the mold holder () claim 1 , and an inactive position in which the stop () is separated from the core holder ().346119. Molding unit () according to claim 1 , wherein the carriage () is mounted in translation in relation to the frame ().442729626464. Molding unit () according to claim 1 , wherein the mold holder () includes a number of mold bodies () claim 1 , and the core holder () carries a number of primary cores (A) and a number of secondary cores (B).542729. Molding unit () according to claim 4 , wherein the mold holder () carries a row of mold bodies ().6429. Molding unit () according to claim 5 , wherein the mold bodies () are placed side by side along a curved line.744748491725047274835294835. Molding unit () according to claim 1 , further comprising a pair of drawers () claim 1 , each carrying at least one neck half-ring () having an inner face () bearing the imprint of the neck () of a preform () and a tapered outer face () claim 1 , each drawer () being movable in relation to the mold holder () between a ...

Tamper Evident Closure and Method of Making Same

A one piece molded tamper evident push-on closure suitable for closing an opening of a bottle, and method for manufacture thereof. The closure includes a cap portion, a latch ring portion and a frangible connector connecting the cap portion and the latch ring portion. The closure includes a plurality of resiliently deformable teeth extending inwardly from the latch ring portion and towards the cap portion for engaging the latch ring portion onto the neck of the bottle. The closure includes a manually engageable tab projecting from the latch ring portion to permit application of a manual force to rupture the frangible connector and permit the cap portion to be at least partially disconnected from the latch ring portion. 1. A one piece molded tamper evident push-on closure suitable for closing an opening of a bottle , comprising:a cap portion comprising a sidewall and a top wall;a plurality of engageable protrusions on an inner surface of the top wall of the cap portion for rotation of the closure during molding;a latch ring portion;a plurality of resiliently deformable teeth extending inwardly from the latch ring portion and towards the cap portion for engaging the latch ring portion onto a neck of the bottle, each of said teeth being connected to the latch ring portion at a proximal end and having a distal end; anda frangible connector connecting the cap portion and the latch ring portion.2. The closure of claim 1 , further comprising a manually engageable tab projecting from the latch ring portion to permit application of a manual force to rupture the frangible connector and permit the cap portion to be at least partially disconnected from the latch ring portion.3. The closure of claim 1 , further comprising a first continuous annular ridge protruding inwardly from the top wall of the cap portion for engaging an outer edge of the opening of the bottle.4. The closure of claim 1 , further comprising a second continuous ridge protruding inwardly from the sidewall of ...

SCANNING LENS AND METHOD FOR MANUFACTURING SCANNING LENS

A scanning lens molded of resin includes: a lens portion having an elongate shape extending in a main scanning direction and having an optical surface; a slant portion having at least one slant surface slanting relative to the main scanning direction; and an ejector pin mark formed on the slant surface when thrusting out the scanning lens by ejector pins. The ejector pin mark is formed along a slanting direction of the slant surface. 1. A scanning lens molded of resin comprising:a lens portion having an elongate shape extending in a main scanning direction and having an optical surface;a slant portion having at least one slant surface slanting relative to the main scanning direction; andan ejector pin mark formed on the slant surface when thrusting out the scanning lens by ejector pins,wherein the ejector pin mark is formed along a slanting direction of the slant surface.2. The scanning lens according to claim 1 , wherein a parting line extending in the main scanning direction is provided on the scanning lens claim 1 , wherein the slant portion has at least two slant surfaces which are spaced apart from each other in the main scanning direction claim 1 , and each slant surface has an ejector pin mark claim 1 , and wherein each slant surface and each ejector pin mark formed thereon is slanted in a direction away from the parting line toward inward of the scanning lens in the main scanning direction.3. The scanning lens according to claim 2 , wherein the slant surfaces and the ejector pin marks are provided symmetrically with respect to a center of the optical plane.4. The scanning lens according to claim 1 , wherein the slant portion is provided on each side in a sub-scanning direction of the lens portion claim 1 , and wherein ejector pin marks formed on corresponding slant portions overlap each other as viewed from the sub-scanning direction.5. The scanning lens according to claim 1 , wherein the slant portion includes a pair of rib portions extending in the main ...

METHOD OF MANUFACTURING LAYER THICKNESS REGULATING MEMBER

A layer thickness regulating member includes: an opposing portion having an opposing surface to a peripheral surface of a developer carrying member; and a layer thickness regulating portion, projected from the opposing surface toward the developer carrying member, for regulating a layer thickness of a developer carried on the developer carrying member. The layer thickness regulating portion is integrally molded with the opposing portion. The layer thickness regulating member is, after being molded in a metal mold, separated by being pushed from a side opposite from the opposing portion of the layer thickness regulating member when the layer thickness regulating member is separated from the metal mold. 1. A method of manufacturing a layer thickness regulating member for regulating an amount of a developer carried on a developer carrying member , the layer thickness regulating member including:a base portion;a layer thickness regulating portion, projected from a front side surface of the base portion, configured to regulate a layer thickness of the developer; anda reinforcing rib portion, projected in a rear side of the base portion, formed along a longitudinal direction of the layer thickness regulating member,wherein the layer thickness regulating portion, the reinforcing rib portion, and the base portion are integrally molded,the method comprising:a first step of ejecting a resin material between a first split mold for molding the front side surface of the base portion and a second split mold for molding the rear side of the base portion;a second step of solidifying the resin material ejected in the first step; anda third step of separating the layer thickness regulating member from the second split mold by pushing out a free end of the reinforcing rib portion after the second step.2. The method according to claim 1 , wherein in the third step claim 1 , the reinforcing rib portion is pushed out at a plurality of positions different with respect to a longitudinal ...

DISPLAY PANEL AND MANUFACTURING METHOD THEREOF, DISPLAY DEVICE AND MOULD

A display panel, a manufacturing method thereof, a display device and a mould are disclosed. The display panel includes a first substrate and a second substrate disposed opposite to each other; a sealant disposed in a non-display region between the first substrate and the second substrate; and a protection structure disposed on a side surface of the display panel, wherein a material of forming the protection structure is an insulating material with viscosity; and a height of the protection structure in a direction perpendicular to surfaces of the first substrate and the second substrate is not greater than a thickness of the display panel. 1. A display panel , comprising:a first substrate and a second substrate disposed opposite to each other;a sealant disposed in a non-display region between the first substrate and the second substrate; anda protection structure disposed on a side surface of the display panel, whereina material of forming the protection structure is an insulating material with viscosity; and a height of the protection structure in a direction perpendicular to surfaces of the first substrate and the second substrate is not greater than a thickness of the display panel.2. The display panel according to claim 1 , wherein the protection structure is disposed at a same side of the first substrate and the second substrate by extending from a surface of the first substrate far away from the second substrate to a surface of the second substrate far away from the first substrate.3. The display panel according to claim 1 , wherein water absorption of the material of forming the protection structure is less than a default threshold; and the default threshold is a minimum water absorption that affects a normal operation of the display panel.4. The display panel according to claim 1 , wherein a lead region is disposed on one side of the second substrate of the display panel which is protruded over the first substrate; and the protection structure is disposed on ...

INJECTION MOLD AND ASSOCIATED INJECTION METHOD

An injection mold including at least one first mold portion, at least a second mold portion positioned facing the first mold portion, the first portion or the second portion of the mold being configured to be axially movable relative to respectively the second portion or the first mold portion between at least an opening position of the injection mold and a closing position of the injection mold, at least one first workstation called injection station, and at least a second workstation called insert laying station and/or an ejection station. An injection method implemented by the injection mold. 1. An injection mold comprising at least one first mold portion , at least a second mold portion positioned facing the first mold portion , the first mold portion or the second mold portion portion being configured to be axially movable relative to respectively the second portion or the first mold portion between at least an opening position of the injection mold and a closing position of the injection mold , at least one first workstation called injection station , and at least a second work station called insert laying station , the first mold portion comprising:at least one first movable charger configured to move at least in rotation at least between the first station and the second station, said first charger being positioned between the first mold portion and the second mold portion,at least one first molding cavity intended to be positioned at the first station and at least a second molding cavity intended to be positioned at the second station, the second mold portion comprising:at least a second charger positioned between the first charger and the second mold portion, the second charger being arranged at least partially facing the first charger,at least a first complementary molding cavity intended to be positioned at the first station and configured to cooperate with the first molding cavity of the first mold portion intended to be positioned at the first station, ...

MULTIPLE-COMPONENT INJECTION MOLD ASSEMBLY

An injection mold assembly for manufacturing multiple-component articles includes opposed first and second mold halves mounted for movement in reciprocal directions along an axis of reciprocation between an open position and a closed position. A stripper plate is mounted between the first and second mold halves for reciprocation between a retracted position and an extended position when the first and second mold halves are in the open position thereof. Mold cores in one of a plurality of mold core assemblies are carried by the first mold half, and each mold core is mounted for rotation between a first position and a second position about an axis of rotation for the respective mold core assembly. The stripper plate accommodates rotation of the mold cores between the first and second positions while the stripper plate is in the retracted position. 1. An injection mold assembly for manufacturing multiple-component articles , the assembly comprising:opposed first and second mold halves mounted for movement in reciprocal directions along an axis of reciprocation between an open position and a closed position;a stripper plate mounted between the first and second mold halves for reciprocation between a retracted position and an extended position when the first and second mold halves are in the open position thereof; andmold cores in one of a plurality of mold core assemblies carried by the first mold half, each mold core mounted for rotation between a first position and a second position about an axis of rotation for the respective mold core assembly;wherein the stripper plate accommodates rotation of the mold cores between the first and second positions thereof while the stripper plate is in the retracted position thereof.2. The assembly of claim 1 , wherein:each mold core carries a collar; andeach collar is mounted for rotation within the stripper plate and for reciprocation over the mold core between a retracted position and an extended position.3. The assembly of claim ...

INJECTION MOLD WITH A TRANSFER LOADER AND ASSOCIATED INJECTION METHOD

An injection mold including at least one first station for the injection of a first portion of the part, at least one second station for the injection of a second portion of the part, a first loader including at least one first molding cavity, the first loader being movable at least in rotation between the first injection station and a first transfer and/or assembly area, a second loader including at least one first molding cavity, the second loader being movable at least in rotation between the second injection station and a second transfer and/or assembly area, wherein the injection mold includes at least one transfer loader, movable at least in rotation between the first transfer and/or assembly area and the second transfer and/or assembly area. 1. An injection mold comprising:at least one first station for the injection of a first portion of the part,at least one second station for the injection of a second portion of the part,a first loader including at least one first molding cavity, said first loader being movable at least in rotation between the first station and a first transfer and/or assembly area,a second loader including at least one first molding cavity, said second loader being movable at least in rotation between the second station and a second transfer and/or assembly area,wherein the injection mold comprises at least one transfer loader, movable at least in rotation between the first transfer and/or assembly area and the second transfer and/or assembly area, said transfer loader being configured to transfer the first portion of the part from the first loader on the second loader and/or said transfer loader being configured to transfer the second portion of the part from the second loader on the first loader.2. The injection mold according to claim 1 , wherein the transfer loader comprises at least one first transfer cavity shaped so as to pair in the first transfer and/or assembly area with the at least one molding cavity of the first loader so as ...

INJECTION MOLDING MACHINE

An injection molding machine includes an ejector unit configured to eject a molding product from a mold. The ejector unit includes a support provided on a platen to which the mold is attached, a slidable base configured to slide relative to the support, a transmission mechanism supported by the support and configured to convert an input into an output corresponding to the distance between the support and the slidable base and transmit the output to the slidable base, a drive source configured to cause the transmission mechanism to operate, an ejection member configured to move together with the slidable base, and an adjustment mechanism configured to adjust the position of the slidable base relative to the ejection member. 1. An injection molding machine , comprising:an ejector unit configured to eject a molding product from a mold, a support provided on a platen to which the mold is attached;', 'a slidable base configured to slide relative to the support;', 'a transmission mechanism supported by the support and configured to convert an input into an output corresponding to a distance between the support and the slidable base and transmit the output to the slidable base;', 'a drive source configured to cause the transmission mechanism to operate;', 'an ejection member configured to move together with the slidable base; and', 'an adjustment mechanism configured to adjust a position of the slidable base relative to the ejection member., 'the ejector unit including'}2. The injection molding machine as claimed in claim 1 , further comprising:a controller configured to monitor at least one of a force to release the molding product from the mold and a speed at which the molding product is released from the mold and control the adjustment mechanism based on a result of monitoring the at least one of the force and the speed.3. The injection molding machine as claimed in claim 1 , further comprising:a controller configured to control the adjustment mechanism,wherein the ...

A FRAMELESS TEMPORARY OR EMERGENCY SHELTER

A foldable, frameless emergency shelter is constructed from a radial array of bendable yet rigid panels such as of a foamed plastic. Panels have adjoining edges with matching convexly curved profiles. The edges are always held to each other with a flexible fastener such as an adhesive tape. During erection, a flat panel inherently deforms into a curved cylindrical tapered shape enclosing a space. A door and an optional floor are provided. The shelter has a rigid conical cap including holes for guy ropes, a door and an optional window. 1100106107107110109108501806108106107107110109a,b,a,b,. A foldable frameless temporary dwelling comprised of a radial array ( , and ) of inter-connected shaped side panels capable of being unfolded for use , characterised in that the side panels are comprised of a rigid and durable sheet material capable of being bent into a curved shape; each side panel shares a common side edge with each adjacent side panel and is joined to the adjacent side panel at a foldable joint () comprised of a flexible yet inextensible fastening means ( ,) originally fixed in place between the edges of the panels and connecting the edges together when the common edges are aligned parallel and overlaid (); at least one side edge of each side panel shares a common edge profile with each adjacent panel and at least a portion of each side panel is capable of flexing into the curved shape during and after an unfolding process in response to a tension thereby developed across the fastening means () as a result of flexion along the or each curved joint and passed between the panels ( , and ) , thereby causing each unfolded panel to adopt an at least partially curved configuration that encloses the dwelling.2100106107107112113a,b. A dwelling () as claimed in characterised in that each side panel has a shape selected from the range of: a “full panel” () having a modified isosceles trapezoidal shape wherein both side edges of the shape are convexly curved along their ...

System for manufacturing molded product and apparatus for taking out molded product

There are provided a molded product manufacturing system that can be easily adapted to IoT and an apparatus for taking out a molded product that can promote adaptation of the molded product manufacturing system to IoT. A molded product manufacturing system includes an injection molding machine, an apparatus for taking out a molded product, and one or more peripheral devices arranged around the apparatus to operate together during operation of the apparatus. The apparatus includes a communication unit operable to transmit internal data to an external server via a communication network. The communication unit of the apparatus transmits external data, which is output from the one or more peripheral devices, to external servers together with information on a die.

METHOD AND DEVICE FOR PRODUCING COMPONENTS OR PROFILES

A method for producing components or profiles from at least one solidifiable plastic mass in an injection moulding facility, said method comprising stationary mould components and mould components which are movable with respect thereto. The method includes injection of solidifiable plastic mass into a runner formed in the movable mould components and, from there, via connections either in portions into one or more mould cavities. The runner is enclosed by at least one stationary, temperature-controlled mould component. A continuous runner mass strand is formed with attachment mass strands, which is transported away from the casting site with increasing cooling and solidification and increasing length, together with the filled mould cavities and mould cavity portions. The runner mass strand, together with the connection mass strands, after its solidification and after opening the mould cavity or the mould cavities is separated from the component(s), and the component or the components is/are ejected. 1. A method for producing components or profiles from at least one solidifiable plastic mass in an injection moulding facility , said method comprising stationary mould components and mould components which are movable with respect thereto , wherein the movable mould components contain at least one mould cavity and the stationary mould components have at least one casting site , over which the solidifiable plastic mass is injected into the area between the stationary mould components and the mould cavity/ies in the movable mould components , while moving the movable mould components with the mould cavity/ies away from the casting site , the method comprising: b1) either in portions into an individual mould cavity', 'b2) or one after the other into individual mould cavities,, 'a) injection of solidifiable plastic mass into a runner formed in the movable mould components and, from there, via connections'}c) wherein the runner in the region of the casting site, as well as ...

INJECTION MOLD

An injection mold includes an upper mold core, an upper mold plate, a sprue bushing and an upper mold fixing plate. The sprue bushing is completely accommodated in the upper mold plate and the upper mold core, the sprue bushing defining a runner therein. The sprue bushing includes a mounting part and an extending part extending from the mounting part, the mounting part is received in the upper mold plate, the extending part is disposed through the upper mold core, and the runner runs through the mounting part and the extending part. The upper mold fixing plate is piled on and fixed to the upper mold plate, the upper mold fixing plate is provided with a through hole communicated with the runner, the upper mold fixing plate includes a flange extending inwardly from a side wall of the through hole, the flange abuts against the mounting part. 1. An injection mold , comprising:an upper mold core;an upper mold plate;a sprue bushing completely accommodated in the upper mold plate and the upper mold core, the sprue bushing defining a runner therein, wherein the sprue bushing comprises a mounting part and an extending part extending from the mounting part, a cross section of the mounting part is larger than that of the extending part, the mounting part is received in the upper mold plate, the extending part is disposed through the upper mold core, and the runner runs through the mounting part and the extending part; andan upper mold fixing plate, wherein the upper mold fixing plate is piled on and fixed to the upper mold plate, the upper mold fixing plate is provided with a through hole communicated with the runner, the upper mold fixing plate includes a flange extending inwardly from a side wall of the through hole, the flange abuts against the mounting part, the injection mold includes a fastener, and the fastener is disposed through the flange and is fixedly connected with the mounting part.2. The injection mold according to claim 1 , wherein the upper mold plate defines ...

PIN HAVING LIGHT GUIDE FOR INJECTION MOLD

A pin having a light guide for an injection mold includes an outer sleeve having a hollow portion, an inner sleeve fixed to the hollow portion of the outer sleeve, a bundle sleeve fixed to a hollow portion of the inner sleeve, a bundle fiber fixed to a hollow portion of the bundle sleeve. A leading end portion of the bundle sleeve has a substantially cone-shaped caulked portion. A portion of the hollow portion of the inner sleeve which is brought into contact with the cone-shaped caulked portion of the bundle sleeve has a tapered shape that coincides with the shape of the portion of the bundle sleeve. A shoulder portion is formed at a rear end portion of the hollow portion of the outer sleeve and a rear end of the inner sleeve is engage with the shoulder portion. 1. A pin having a light guide for an injection mold , comprising:an outer sleeve having a hollow portion;an inner sleeve fixed to the hollow portion of the outer sleeve;a bundle sleeve fixed to a hollow portion of the inner sleeve; anda bundle fiber fixed to a hollow portion of the bundle sleeve,wherein a leading end portion of the bundle sleeve has a substantially cone-shaped caulked portion,a portion of the hollow portion of the inner sleeve which is brought into contact with the cone-shaped caulked portion of the bundle sleeve has a tapered shape that coincides with the shape of the portion of the bundle sleeve,a shoulder portion is formed at a rear end portion of the hollow portion of the outer sleeve, anda rear end of the inner sleeve is engaged with the shoulder portion.2. The pin of claim 1 , wherein the bundle sleeve has a bolt portion at a rear end portion thereof;a nut is engaged with the bolt portion;the nut is positioned between a rear end of the inner sleeve and the shoulder portion; anda part of the nut is engaged with the shoulder portion.3. The pin of claim 2 , wherein a heat resistant resin layer is provided between the rear end of the inner sleeve and the nut.4. The pin of claim 1 , ...

MOLDED POCKET IN TRANSACTION CARD CONTRUCTION

Methods and apparatuses are provided for manufacturing a transaction card. The disclosed methods and apparatuses may be used to form a transaction card frame within a mold. The transaction card frame may include one or more recessed portions formed within a first surface of the transaction card frame. The one or more recessed portions may be configured for affixing one or more electronic components. 1. A method of manufacturing a transaction card , the method comprising:forming a transaction card frame within a mold, the transaction card frame including at least one recessed portion within a first surface;the at least one recessed portion configured for affixing one or more electronic components.2. The method of claim 1 , wherein forming the transaction card frame within the mold comprises injection molding the transaction card frame using the mold.3. The method of claim 2 , wherein injection molding the transaction card frame using the mold comprises injecting a material for forming the transaction card frame through a gate disposed in the mold at a location corresponding to the at least one recessed portion.4. The method of claim 1 , wherein forming the transaction card frame within the mold comprises compression molding the transaction card frame within the mold.5. The method of claim 1 ,wherein the mold includes a structure for molding the at least one recessed portion within the first surface of the transaction card frame, andwherein forming the transaction card frame within the mold comprises forming the at least one recessed portion within the mold for affixing the at least one electronic component.6. The method of claim 5 , wherein forming the at least one recessed portion within the mold does not involve milling to form the recessed portion.7. The method of claim 5 , wherein forming the at least one recessed portion within the mold comprises forming a second surface recessed a first depth from the first surface using the mold.8. The method of claim 7 , ...

ELECTRICAL MOLD CLAMPING APPARATUS OF PLASTIC INJECTION MOLDING MACHINES

An electrical mold clamping apparatus of a plastic injection molding machines includes a motor unit mounted onto a link base for driving a gear at an end of a ball screw in the link base to rotate and a ball screw socket disposed at a fixed base, and the other end of the ball screw of the link base is screwed into the ball screw socket. When the motor unit drives the ball screw to rotate, the link base is displaced with the rotation of the ball screw to achieve the effect of reducing the load of the motor unit as well as the loss of energy. 1. An electrical mold clamping apparatus of a plastic injection molding machines , having a plurality of tie bars disposed on the plastic injection machine , and each of the tie bars having a fixed base , a link base , a movable mold base and a stationary mold base , and a first link rod seat being disposed on an end surface of the fixed base , and a through hole being formed at the center of the fixed base , and a second link rod seat being disposed on an end surface of the movable mold base , and the electrical mold clamping apparatus comprising:a first motor unit, installed to a side portion of the link base, and coupled to a first driving gear;a ball screw socket, having an inner hole configured to be corresponsive to a through hole of the fixed base;a hollow shaft seat, disposed at the center of the link base;a ball screw, having a first end screwed into the inner hole of the ball screw socket and a second end passed into the hollow shaft seat;a first driven gear, coupled to the second end of the ball screw, and first driving belt looped between the first driven gear and the first driving gear; andat least two sets of corresponsive link rod units, each including a first link rod, a second link rod and a third link rod, and a first end of the first link rod being pivotally coupled to a first link rod seat of the fixed base, and a first end of the second link rod being pivotally coupled to a second link rod seat of the movable ...

INJECTION MOLDING SYSTEM

An injection molding system includes a cavity moving unit configured to move the movable side mold, for positioning at least one cavity selected arbitrarily in fillable position such that resin injected is configured to fill the cavity in fillable position when the molds are closed and at least one cavity, different from the cavity in the fillable position, in ejectable position such that a molded item in the ejectable position is configured to be taken out when the molds are closed, and a molded item ejection unit configured to eject the molded item in the cavity positioned in the ejectable position when the molds are closed. 1. An injection molding system comprising:molds composed of a fixed side mold and a movable side mold including a plurality of cavities;a mold opening/closing unit configured to open and close the mold;a cavity moving unit configured to move the movable side mold, for positioning at least one arbitrarily selected cavity in fillable position such that resin injected is configured to fill the cavity in fillable position when the molds are closed and at least one cavity, different from the cavity in the fillable position, in ejectable position such that a molded item in the ejectable position is configured to be ejected when the molds are closed;a molded item ejection unit configured to eject the molded item in the cavity positioned in the ejection position when the molds are closed.2. An injection molding system according to comprising:a component insertion unit configured to insert a component in a cavity in the ejection position.3. An injection molding system according to comprising:an injection condition storing unit configured to store injection condition in association with the plurality of cavities; whereinthe injection molding system is configured to read out the injection condition corresponding to the cavity positioned in the fillable position from the injection condition storing unit and inject a molten resin in accordance with the ...

EJECTION CONTROLLER FOR INJECTION MOLDING MACHINE

An ejection controller for an injection molding machine has a function of interrupting ejection by an ejection device before the ejection is completed, a function of detecting closing of an open safety door surrounding a mold clamping unit of the injection molding machine, and a function of restarting the ejection by the ejection device when the closing of the open safety door is detected while the ejection device is interrupted. 1. An ejection controller for an injection molding machine ,the injection molding machine comprising:a mold clamping unit;an injection unit;a mold unit;an ejection device for releasing a molded article of a resin from the mold unit after the resin injected from the injection unit into the mold unit is molded; anda cover unit provided at least around the mold clamping unit and comprising a safety door capable of being opened and closed,the ejection controller comprising:an ejection interruption control unit configured to interrupt ejection by the ejection device before the ejection is completed;a safety door closing detection unit configured to detect closing of the safety door in an open state; andan ejection restart control unit configured to restart the ejection by the ejection device when the safety door closing detection unit detects the closing of the open safety door while the ejection device is interrupted by the ejection interruption control unit.2. The ejection controller for an injection molding machine according to claim 1 , wherein the ejection interruption control unit is configured to interrupt the ejection by the ejection device in a predetermined ejection interrupting position.3. The ejection controller for an injection molding machine according to claim 1 , further comprising an ejection load detection unit configured to detect a value of an ejection load of the ejection device claim 1 , wherein the ejection interruption control unit is configured to interrupt the ejection by the ejection device when the ejection load value ...

PERMANENT TOOLING FOR COMPOSITE COIL SPRING COMPRESSION MOLDING

Tooling for use in forming a variable taper component is provided. The tooling includes an inner mandrel and an outer mandrel disposed around the inner mandrel. The inner mandrel includes a master insert defining opposed tapered edge faces, an external surface having a variable taper and a plurality of recesses configured to receive at least a portion of the variable taper component, and a tapered internal surface. The inner mandrel also includes a plurality of interlocking pieces arranged concentrically around the master insert, and a tapered inner sleeve disposed against the tapered internal surfaces of the plurality of interlocking pieces and the master insert. The outer mandrel defines a corresponding plurality of recesses configured to receive at least a portion of the variable taper component, wherein a maximum width of the interlocking pieces and the master insert is smaller than a minimum width of ends of the variable taper component. 1. Tooling for use in forming a variable taper component , the tooling comprising: [ opposed tapered edge faces, each tapered edge face defining at least one locking feature;', 'an external surface having a variable taper and a plurality of recesses configured to receive at least a portion of the variable taper component; and', 'a tapered internal surface;, 'a master insert defining, opposed tapered edge faces, one of the opposed tapered edge faces defining at least one locking feature and another of the opposed tapered edge faces defining at least one receiving feature to engage the at least one locking feature of an adjacent interlocking piece;', 'an external surface defining a variable taper and a plurality of recesses configured to receive at least a portion of the variable taper component; and', 'a tapered internal surface; and, 'a plurality of interlocking pieces arranged concentrically around the master insert, each interlocking piece defining, 'a tapered inner sleeve disposed against the tapered internal surfaces of the ...

NEEDLE-SHAPED BODY AND METHOD FOR PRODUCING NEEDLE-SHAPED BODY

A method for producing a needle-shaped body having needles on a first surface of a substrate made of a thermoplastic resin, the method including the steps of: forming the needle-shaped body by filling the thermoplastic resin into a duplication plate having recesses that correspond to shapes of the needles; providing a support member made of a material different from a material for the needle-shaped body on a second surface of the substrate which is opposite to the first surface; and removing the needle-shaped body and the support member which are integrally formed from the duplication plate. 12-. (canceled)3. A method for producing a needle-shaped body having needles on a first surface of a substrate made of a thermoplastic resin , the method comprising the steps of:forming the needle-shaped body by filling the thermoplastic resin into a duplication plate having recesses that correspond to shapes of the needles;providing a support member made of a material different from a material for the needle-shaped body on a second surface of the substrate which is opposite to the first surface;removing the needle-shaped body and the support member which are integrally formed from the duplication plate; andremoving the support member from the needle-shaped body using a solvent in which the material for the support member is soluble.45-. (canceled)6. The method for producing a needle-shaped body of claim 3 , wherein the support member is made of a water-soluble material.7. The method for producing a needle-shaped body of claim 3 , wherein the support member is made of polyvinyl alcohol.89-. (canceled)10. The method for producing a needle-shaped body of claim 3 , wherein a surface of the support member that is in contact with the second surface of the substrate has a recess claim 3 , a projection or a configuration made by combination thereof.11. The method for producing a needle-shaped body of claim 3 , further comprising a step of adhering the second surface of the substrate ...

Droplet Deposition Apparatus and Method for Manufacturing the Same

A droplet deposition apparatus, such as an inkjet printhead, that includes an integrally-formed manifold component and one or more actuator components; these actuator components provide an first array of fluid chambers, each of which has a piezoelectric actuator element and a nozzle, with this piezoelectric actuator element being able to cause the release in a deposition direction of fluid droplets through the nozzle in response to electrical signals; the first array of fluid chambers extends in an array direction from a first longitudinal end to a second, opposite longitudinal end, this array direction being perpendicular to the deposition direction; in addition, the manifold component is elongate in the array direction and includes a first and second manifold chambers, with these manifold chambers extending side-by-side in the array direction and the first manifold chamber being fluidically connected to the second manifold chamber via each of the fluid chambers in the first array; the cross-sectional area of at least one of these manifold chambers is tapered with distance in the array direction, for example to improve purging of the chambers during start-up; the cross-sectional shape of the integrally-formed manifold component perpendicular to the array direction varies with distance in the array direction such that the centroid of the cross-section remains a substantially constant distance, in said deposition direction, from said array of fluid chambers over the length of the first array of fluid chambers, with the integrally-formed manifold component thus being essentially self-stiffening. 1. Droplet deposition apparatus comprising an integrally-formed manifold component and one or more actuator components;wherein said one or more actuator components provide first and second arrays of fluid chambers, each fluid chamber having a piezoelectric actuator element and a nozzle, said piezoelectric actuator element being operable to cause the release in a deposition ...

MOLDED PLASTIC ARTICLE AND METHOD OF MANUFACTURING SAME

A molded plastic article having a bonded plastic portion bonding a first body and a second body together; a connecting plastic portion , formed by solidifying the molten plastic flowing out from the plastic channel, having one end connected to the bonding plastic portion ; and a flow tab plastic portion formed by solidifying the molten plastic, connected to the other end of the connecting plastic portion connected to the other end portion of the . A portion of reduced diameter is provided to the flow tab plastic portion on the connecting plastic portion side. 1. A molded plastic article comprising:a first body; anda second body,the molded plastic article formed by putting together the first body and the second body to form a single unit,a concave first plastic channel formed in the first body,a concave second plastic channel formed in the second body,a bonded plastic portion formed by solidifying molten plastic inside a plastic channel formed by the first plastic channel and the second plastic channel upon putting the first body and the second body together,a connecting plastic portion formed by molten plastic flowing out from the plastic channel solidifying, with one end connected to the bonded plastic portion, anda flow tab plastic portion formed by molten plastic flowing out from the connecting resin portion solidifying and connected to the other end of the connecting portion,a portion of reduced diameter or a planar portion provided to a connecting plastic portion side of the flow tab plastic portion.2. The molded plastic article according to claim 1 ,wherein, in a plane perpendicular to a bonding surface for bonding the first body and the second body together, a centerline of either the portion of reduced diameter or the planar portion of the flow tab plastic portion and a centerline of a body portion of the flow tab plastic portion are not collinear.3. The molded plastic article according to claim 1 ,wherein, in a plane parallel to the bonding surface bonding ...

Sealing profile receiving device having a first and a second holding unit

A sealing profile receiving device having first and second holding units for receiving and holding first and second sealing profile elements, and a casting unit for casting a connecting portion for connecting the first and second sealing profile elements and/or for casting first and second end terminations of the first and second sealing profile elements. A first and/or second and/or third drive unit for driving at least one holding and/or clamping and/or ejector element is/are provided and includes a chain comprising a plurality of chain links arranged at least between two guide faces of a guide unit for guiding the chain and/or chain links, such that an adjusting force can be exerted in the pulling and pushing directions of the chain by the first and/or second and/or third drive unit.

Molded pocket in transaction card construction

Methods and apparatuses are provided for manufacturing a transaction card. The disclosed methods and apparatuses may be used to form a transaction card frame within a mold. The transaction card frame may include one or more recessed portions formed within a first surface of the transaction card frame. The one or more recessed portions may be configured for affixing one or more electronic components.

IN-MOLD ASSEMBLY SYSTEM FOR AN INJECTION MOLDING MACHINE

An injection molding machine comprises a machine base, a first platen for supporting a first mold half, and a second platen for supporting a second mold half. At least one of the platens is translatable along a machine axis for moving the mold halves between a mold-open and a mold-closed position. The first and second mold halves define a first set of cavities for forming a first set of articles, and a second set of cavities for forming a second set of articles. The machine further comprises a manipulator comprising a first set of first receivers for receiving the first set of articles. The manipulator is moveable among a retracted position, a first advanced position, and a second advanced position. When in the retracted position, the manipulator is clear of the mold halves. When in the first advanced position, the first set of first receivers is aligned with the first set of cavities for receiving the first set of articles. When in the second advanced position, the first set of first receivers is aligned with the second set of cavities for receiving the second set of articles in an assembled condition with the first set of articles. 1. An injection molding machine , comprising:a) a machine base;b) a first mold support for supporting a first mold half and a second mold support for supporting a second mold half, the mold supports mounted on the machine base, at least one of the mold supports translatable along a machine axis for moving the mold halves between a mold-open and a mold-closed position, the first and second mold halves defining a set of first cavities for forming a set of first articles and a set of second cavities for forming a set of second articles; and i) when in the retracted position, the manipulator is clear of the mold halves,', 'ii) when in the first advanced position, the first set of first receivers is aligned with the set of first cavities for receiving the set of first articles, and', 'iii) when in the second advanced position, the first set ...

MULTISTAGE EJECTION OF AN INJECTION MOLDED MATERIAL

The present invention relates to an ejection system for an injection molding apparatus comprising: a mold plate, housing a mold cavity consisting a molded material and a plurality of ejector pins arranged in such a way to extend sequentially through the mold cavity in order to push the perimeter of the molded material in a multi-stage sequence. 1. A multi-stage ejector system for an injection molding apparatus comprising:a mold plate housing a molded material within a mold cavity; anda plurality of ejector pins configured to sequentially extend through the mold cavity to eject a surface of the molded material from the mold plate in multiple stages.2. The system of claim 1 , further comprises:an ejector plate operatively coupled to a retainer plate, adapted to move towards the mold plate;a plurality of ejector pins at different counterbore depths in the retainer plate and extending through the mold plate; anda plurality of knock out rods, extending through the ejector plate and configured to sequentially actuate the plurality of ejector pins during movement of the ejector-retainer plate.3. The system of claim 2 , wherein the plurality of knock out rods comprises of different sizes correlating with the counterbore depth of the corresponding ejector pin.4. The system of claim 2 , wherein the distance between head portion of each knock out rod and leading surface of the ejector plate determines the sequence of actuation of the plurality of ejector pins.5. The system of claim 4 , wherein the sequence of actuation of the plurality of ejector pins correlates with the sequence of ejection of the molded material.6. The system of claim 1 , further comprises a mold back up plate.7. The system of claim 1 , wherein the molded material comprises a pet treat.8. The system of claim 1 , wherein the sequence of actuation of plurality of ejector pins comprises a predetermined sequence.9. The system of claim 1 , wherein the mold cavity comprises at least one undercut portion.10. The ...

ONE-PIECE VENTABLE PISTON FOR A DISPENSING APPARATUS, A DISPENSING APPARATUS WITH SAME, AND METHOD OF MAKING SAME

A piston has a one-piece body having a first portion and a second portion. The second portion is integrally formed with the first portion, is flexibly movable between a first position and a second position relative to the first portion, and is biased toward the first position. The first portion has an orifice, and the second portion has a seal member. When the second portion is disposed in the first position, the seal member is disposed in a sealed arrangement with the orifice, and when the second portion is disposed in the second position, the seal member is disposed in an unsealed arrangement with the orifice. 1. A piston , comprising:a one-piece body having a first portion and a second portion, the second portion being integrally formed with the first portion, being flexibly movable between a first position and a second position relative to the first portion, and being biased toward the first position;wherein the first portion comprises an orifice;wherein the second portion comprises a seal member;wherein when the second portion is disposed in the first position, the seal member is disposed in a sealed arrangement with the orifice; andwherein when the second portion is disposed in the second position, the seal member is disposed in an unsealed arrangement with the orifice.2. The piston of claim 1 , wherein:when the second portion is disposed in the second position, the one-piece body comprises a gas flow passage structurally configured to permit gas flow from a front side of the second portion to a rear side of the first portion through the orifice.3. The piston of claim 1 , wherein:the first portion comprises an engagement feature;the second portion comprises a reciprocal engagement feature; andwhen the second portion is disposed in each of the first position and the second position, the reciprocal engagement feature is constrained by the engagement feature.4. The piston of claim 3 , wherein the engagement feature is a first engagement feature and the reciprocal ...

CASSETTE TYPE MOLD APPARATUS

A cassette type mold apparatus includes a sub-runner formed on a parting surface of a fixed side matrix or a movable side matrix, a gate provided in a fixed side cassette mold or a movable side cassette mold and configured to inject a molten resin into a cavity space from the sub-runner, and a hot runner provided on the fixed side matrix so that a tip end thereof is aligned with the sub-runner to be perpendicular to the sub-runner and is in parallel with a mold opening and closing direction. In the cassette type mold apparatus, the movable side cassette mold can be stacked on the fixed side cassette mold in a state in which a cavity and a core are aligned and can be integrally loaded in a direction of a side surface of the entire mold. 1. A cassette type mold apparatus which comprises a fixed side matrix installed at and fixed to a fixed platen of a vertical injection molding machine , a movable side matrix installed at and fixed to a movable platen disposed to face the fixed platen , a fixed side cassette mold loaded in the fixed side matrix , and a movable side cassette mold loaded in the movable side matrix , comprising:a sub-runner formed on at least a parting surface of the fixed side matrix or the movable side matrix,a gate provided in at least the fixed side cassette mold or the movable side cassette mold and configured to inject a molten resin into a cavity space from the sub-runner, anda hot runner provided on the fixed side matrix so that a tip end thereof is aligned with the sub-runner to be perpendicular to the sub-runner and provided to be in parallel with a mold opening and closing direction,wherein the movable side cassette mold is stacked on the fixed side cassette mold in a state in which a cavity and a core are aligned and is integrally loaded in a direction of a side surface of the entire mold.2. The cassette type mold apparatus according to claim 1 , wherein a plurality of rolling guides provided to be rotatable are provided on an upper surface ...

FOAM-MOLDING PARTS MANUFACTURING METHOD, FOAM-MOLDING PART, AND FOAM-MOLD

Two partings are provided, a movable core edge face where core back is performed with a mold plate being configured of multiple plates is provided within the thickness of a component edge face, and a driving unit is provided to a pushing-cut shape and a nipping shape. 1. A foam-molding parts manufacturing method , wherein a said fixed-side mold plate and a movable-side mold plate are closed , thereby forming a cavity within a mold , and a foaming resin is injected into said cavity , and then , the capacity of said cavity is expanded to promote foaming within said cavity , and after cooling , said fixed-side mold plate and said movable-side mold plate are opened to extract a molding part from said cavity;wherein expansion of the capacity of said cavity is performed by moving a movable core forming a portion of said cavity relative to said cavity while closing said fixed-side mold plate and said movable-side mold plate.2. The foam-molding parts manufacturing method according to claim 1 , wherein a second movable-side mold plate that can be separated from said moveable-side mold plate is included claim 1 , said movable core is fixed to said second movable-side mold claim 1 , and the movement of said movable core is performed by separating said second movable-side mold plate from said movable-side mold plate and moving toward the mold-opening direction.3. The foam-molding parts manufacturing method according to claim 1 , wherein a second fixed-side mold plate that can be separated from said fixed-side mold plate is included claim 1 , said movable core is fixed to said second fixed-side mold plate claim 1 , and the movement of said movable core is performed by separating said fixed-side mold plate from said second fixed-side mold plate and moving toward the mold-opening direction.4. The foam-molding parts manufacturing method according to claim 1 , wherein said mold further includes an insert block making up a portion of said cavity claim 1 , and said insert block is ...

UNIVERSAL HARDWARE PLATFORM AND TOOLSET FOR OPERATING AND FABRICATING MICROFLUIDIC DEVICES

A microfluidic device platform may include a valve manifold adapted to deliver a programmable pressure to a plurality of ports, a cell chamber having programmable environmental control, and a chip-to-world interface. 1. A modular control system for operating a pressure-driven microfluidic device , comprising:a base module including both electrical and pneumatic connections;one or more pneumatic control modules including a plurality of pneumatic output ports; andan electrical bus and a pneumatic bus common to the base module and the one or more pneumatic control modules.2. The modular control system of claim 1 , including a modular digital environmental chamber controller claim 1 , comprising:one or more pneumatic outputs supplying chamber atmosphere gas;one or more pneumatic solenoid valves;a reprogrammable microcontroller;external connectors for remote digital environmental sensors capable of powering remote resistive loads;pneumatic and electrical bus connections configured to be shared among several modules; andan additively-manufactured manifold body with internal pneumatic circuits connecting the one or more pneumatic solenoid valves, the one or more pneumatic outputs, and a pneumatic bus.3. The modular digital environmental chamber controller of claim 2 , wherein the microcontroller is capable of recording diagnostic data indicating an operational condition of the environmental chamber controller4. The modular control system of claim 1 , including an environmental chamber comprising:an environmental basin;a gas conditioning basin;one or more resistive heaters attached to the environmental basin and the gas conditioning basin;an input for a supply of chamber atmosphere gas;one or more digital sensors to monitor environmental conditions; andan additively-manufactured manifold body with internal pneumatic circuits connecting the environmental basin, gas conditioning basin, lid, and supply of chamber atmosphere gas.5. The environmental chamber of claim 4 , wherein ...

MOLDING APPARATUS AND METHOD OF CONTROLLING SAME

There is disclosed a method () of ejecting a molded article () from an injection mold (). The method () comprises: during a second portion of the mold opening cycle of the injection mold (), the second portion occurring later in time relative to a first portion of the mold opening cycle of the injection mold (): controlling velocity of at least one of: (i) the moveable mold half () relative to the stationary mold half (), (ii) the ejector () relative to the moveable mold half (); and (iii) an ejector actuator linked to the core insert (); and (iv) a stripper actuator that is linked to the stripper sleeve (); the controlling executed such that the molded article () is ejected from the molding component with a substantially zero departure-velocity along the first axis of operation. 1. A non-transitory computer readable medium , the non-transitory computer readable medium storing computer executable instructions , which computer executable instructions when executed can cause a controller apparatus of a molding machine to a execute a method of ejecting a molded article from an injection mold , the injection mold including a stationary mold half and a movable half , the moveable mold half further including a molding component for defining , in use , at least a portion of the molded article , the molding component including a core insert and a stripper sleeve positionable around the core insert , the injection mold configured to be used in a molding machine , the method comprising: initiating opening the injection mold with movement of the moveable mold half through a mold stroke away from the stationary mold half from a mold closed position towards a mold open position;', 'initiating movement of an ejector of the moveable mold half through an ejector stroke from a molding position towards an ejection position relative to the moveable mold half;', 'the opening the injection mold and moving the ejector being done along a first axis of operation of the injection mold in ...

MANUFACTURING METHOD AND MANUFACTURING DEVICE FOR INTEGRALLY FORMING WATERPROOF STRUCTURE FOR 3C ELECTRONIC PRODUCT

A manufacturing method and a manufacturing device for integrally forming a waterproof structure for a 3C electronic product, and the method includes the following steps: a. feeding a predetermined amount of a solid silicone raw material into a sprue; b. extruding the solid silicone raw material in the sprue, so that the solid silicone raw material flows into, through a silicone inlet channel, a waterproof structure cavity in a mold in which a product is placed; and c. heating the flowable solid silicone with a high temperature in the mold to have a vulcanization reaction, and finally to integrally form a silicone waterproof structure on the product. The waterproof structure is of a great waterproof performance, good material toughness, small wear when being used repeatedly, and great fatigue resistance. 1. A manufacturing method for integrally forming a waterproof structure for a 3C electronic product , comprising the following steps:a. feeding a predetermined amount of a solid silicone raw material into a sprue;b. extruding the solid silicone raw material in the sprue, so that the solid silicone raw material flows into, through a silicone inlet channel, a waterproof structure cavity in a mold in which a product is placed; andc. heating the solid silicone with a high temperature in the mold to have a vulcanization reaction, and finally to integrally form a silicone waterproof structure on the product.2. The manufacturing method for integrally forming a waterproof structure for a 3C electronic product according to claim 1 , further comprising the following step after step c:d. separating an upper mold part of the mold upwardly from a lower mold part for supporting the product, and ejecting the product with the silicone waterproof structure upward from the lower mold part by using an ejection mechanism provided in the lower mold part.3. A manufacturing device for integrally forming a waterproof structure for a 3C electronic product claim 1 , comprising: a mold ...

Ejector pin and method manufacturing the same

Various embodiments provide an ejector pin for a mold, wherein the ejector pin comprises a pin shaft comprising a pinhead at one end and a butting region at the opposite end of the pin shaft, wherein a circumferential groove formed in the pin shaft in the butting region.

DIALYZER MANUFACTURING TOOL

A dialyzer housing manufacturing system includes a molding device configured to mold a dialyzer housing, and a tool coupled to a robotic arm and configured to retrieve the dialyzer housing from the molding device after the dialyzer housing is molded. The tool includes a frame, a first suction cup connected to a first portion of the frame, and a second suction cup connected to a second portion of the frame, the second suction cup being oriented about 70 degrees to about 110 degrees relative to the first suction cup. 1. A dialyzer housing manufacturing system comprising:a molding device configured to mold a dialyzer housing; and a frame;', 'a first suction cup connected to a first portion of the frame; and', 'a second suction cup connected to a second portion of the frame, the second suction cup being oriented about 70 degrees to about 110 degrees relative to the first suction cup., 'a tool coupled to a robotic arm and configured to retrieve the dialyzer housing from the molding device after the dialyzer housing is molded, the tool comprising2. The dialyzer housing manufacturing system of claim 1 , wherein the first and second suction cups are fluidly coupled to a vacuum source.3. The dialyzer housing manufacturing system of claim 1 , further comprising:a third suction cup connected to the first portion of the frame;a fourth suction cup connected to the first portion of the frame;a fifth suction cup connected to the first portion of the frame;a sixth suction cup connected to the second portion of the frame;a seventh suction cup connected to the second portion of the frame; andan eighth suction cup connected to the second portion of the frame, the sixth, seventh, and eighth suction cups being oriented about 70 degrees to about 110 degrees relative to the third, fourth, and fifth suction cups.4. The dialyzer housing manufacturing system of claim 1 , wherein the molding device is configured to mold two dialyzer housings.5. The dialyzer housing manufacturing system of ...

CLEANING ROLLER, CHARGING DEVICE, IMAGE FORMING APPARATUS INCLUDING CLEANING ROLLER OR CHARGING DEVICE, AND METHOD OF MANUFACTURING CLEANING ROLLER

In a cleaning roller, a plurality of uneven portions are formed on a surface. A rotation shaft of the cleaning roller is inserted into a cylindrical hole of a cylindrical cleaning member in which the plurality of uneven portions are formed, and the clean member and a rotation shaft are fixed in a state where the cleaning member is twisted in a circumferential direction. The cleaning member, in which the plurality of uneven portions extending so as to twist in the circumferential direction are formed, is molded by rotating an extrusion molding die while extruding an extrusion molding material toward an extrusion molding hole of the extrusion molding die. An injection molding material with which the injection molding die is filled is solidified to mold the cleaning member and the cleaning member is stripped from the injection molding die by rotating the extrusion molding die around an axis. 1. A cleaning roller which is in contact with a cleaning object to clean the cleaning object ,wherein a plurality of uneven portions extending so as to twist in a circumferential direction of the cleaning roller are formed on an outer periphery surface of the cleaning roller.2. The cleaning roller according to claim 1 , {'br': None, 'i': N=π*R', 'W+D, '*cos θ/()'}, 'wherein in a case where a width of a projection portion of the uneven portion is W, a width of a recess portion of the uneven portion is D, an outer diameter of the cleaning roller is R, a torsion angle of the uneven portion with respect to an axis of the cleaning roller is θ, and a circumference ratio is π, the following equation is satisfiedwhere, N is 3 or more.3. The cleaning roller according to claim 1 , {'br': None, 'i': M', 'W+D', 'L, '=()/sin θ/'}, 'wherein in a case where a width of a projection portion of the uneven portion is W, a width of a recess portion of the uneven portion is D, a torsion angle of the uneven portion with respect to an axis of the cleaning roller is θ, and an entire length of a cleaning ...

Modular pod for a mold

A modular pod for an injection mold includes a molding insert shaped to produce a molded part. The modular pod can be linked with a plurality of additional modular pods to form an injection mold. When a molding insert experiences a problem, the molding insert can be removed from the mold and replaced with a replacement insert. The modular pod employs a mechanical solution to eject the formed parts from the mold, without employing hydraulics.

SYSTEMS AND METHODS FOR OPERATING AN INJECTION MOLDING MACHINE

A method of operating an injection molding machine includes translating a movable platen from a closed position to a part transfer position by overshooting the transfer position in an opening direction away from a stationary platen to an over-travel position, and then translating the moving platen back to the transfer position in a closing direction, opposite the opening direction. Movement of a take-out device towards an advanced position, in which the take-out device reaches between mold halves carried by the stationary and movable platens, occurs while the movable platen is moving between the over-travel and transfer positions, prior to coming to rest in the transfer position. When resting in the transfer position, the method includes transferring molded articles from a first mold section mounted to the movable platen to retained engagement on the take-out device reaching between the platens. 1. A method of operating an injection molding machine , the method comprising:a) releasing a clamp pressure, the clamp pressure holding a first mold section and a second mold section together, the first mold section mounted to a movable platen and the second mold section mounted to a stationary platen;b) translating the movable platen in an opening direction away from the stationary platen to open the mold, the translating step including translating the movable platen from a mold-closed position to an over-travel position spaced axially apart from the mold-closed position;c) translating the movable platen in a closing direction opposite the opening direction from the over-travel position to a transfer position axially intermediate the mold-closed position and the over-travel position;d) moving a take-out device from a retracted position to an advanced position, the take-out device clear of the first and second mold sections when in the retracted position, and the take-out device reaching between the first and second mold sections when in the advanced position for receiving ...

MOLDING DIE PROJECTION MECHANISM AND MOLDING DIE COMPRISING SAME PROJECTION MECHANISM

A projection mechanism of a molding die configured to mold a molded article by a fixed-side die and a movable-side die, the projection mechanism including: a projection pin using a reaction force of a spring as a drive source; and a first spring and a second spring configured to project the projection pin, wherein the first spring has a maximum reaction force in a die clamping state, and projects the projection pin while gradually reducing the reaction force in a projection process, and the second spring projects the projection pin with a constant reaction force while projecting the projection pin from the die clamping state, where stop of movement of the second projection pin during the projection process causes compression of the second spring to increase the reaction force of the second spring, thereby energizing the projection pin to further project the projection pin. 1. A projection mechanism of a molding die configured to mold a molded article by a fixed-side die and a movable-side die , the projection mechanism comprising:a projection pin using a reaction force of a spring as a drive source; anda first spring and a second spring configured to project the projection pin,whereinthe first spring has a maximum reaction force in a die clamping state, and projects the projection pin while gradually reducing the reaction force in a projection process, andthe second spring projects the projection pin with a constant reaction force while projecting the projection pin from the die clamping state,where stop of movement of the projection pin during the projection process causes compression of the second spring to increase the reaction force of the second spring, thereby energizing the projection pin to further project the projection pin.2. The projection mechanism of the molding die as claimed in claim 1 , whereinthe second spring is compressed by an ejector plate member when a load not less than the reaction forces of the first spring and the second spring is applied ...

PERIMETER EJECTION OF AN INJECTION MOLDED MATERIAL

The present invention relates to a perimeter ejector system for an injection molding apparatus comprising: a mold plate, housing a mold cavity consisting a molded material; and at least one lifting pin configured to extend through at least one corner or edge of the mold cavity, in order to eject the molded material off the cavity space. The lifting pin further comprises a push surface shaped to match the profile of the mold cavity, thus forming an integral part of the mold cavity. 1. A perimeter ejector system for an injection molding apparatus comprising:a mold plate, housing a molded material within a mold cavity; andat least one lifting pin, forming an integral part of the mold cavity by comprising a push surface at least in part shaped to match the mold cavity profile, wherein the lifting pin is configured to extend through at least one side of the mold cavity for ejecting the molded material.2. The system of claim 1 , further comprises a retainer plate which holds a base portion of the lifting pin claim 1 , wherein the retainer plate is operatively coupled to an ejector plate.3. The system of claim 2 , wherein the ejector plate and retainer plate is adapted to move towards the mold plate for actuating the lifting pin to extend through the mold cavity.4. The system of claim 2 , wherein the lifting pin extends through the mold cavity till the molded material is ejected out completely out of the mold cavity.5. The system of claim 1 , further comprises a mold back up plate.6. The system of claim 1 , wherein the molded material comprises a molded pet treat.7. The system of claim 1 , wherein the mold cavity comprises at least one undercut portion.8. The system of claim 1 , wherein the lifting pin is actuated by an actuator.9. The system of claim 8 , wherein the actuator comprises a hydraulic drive or a pneumatic drive or a servomechanism or an electric actuator claim 8 , a thermal actuator or a magnetic actuator or a mechanical actuator claim 8 , for actuating the ...

Moulding arrangement and a method for producing an article using the moulding arrangement

A molding arrangement serves for molding articles at each stroke of an injection-molding machine in which an injection mold is mounted. The articles are composed of components made of different materials in cavities formed in the injection mold, with each cavities corresponding to the shape of a component whereby identical cavities are separated by angular distances and placed at equal distances from a central axis of the injection mold and parts of the cavities are formed in a separately movable section of the movable mold half. The injection molding arrangement includes an operation part for displacing the section to-and-fro between closed and open positions of the injection mold and in open positions to turn the section about the central axis angles corresponding to the angles between the cavities to form whole cavities in the injection mold in closed position.