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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Форма поиска

Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 5298. Отображено 100.
12-07-2012 дата публикации

Method for controlling multiple shooting pots

Номер: US20120179288A1
Автор: Kevin Wing Hang Leung, Michael David Kershaw
Принадлежит: HUSKY INJECTION MOLDING SYSTEMS LTD

A method ( 300 ) is provided for controlling an injection unit ( 100 ) having a first sub-assembly and a second sub-assembly, first and second sub-assemblies being functionally identical units. The method ( 300 ) includes the steps of appreciating an operational parameter for each of the first and second sub-assemblies, appreciating a target set point ( 146 ) associated with operating each of the first and second sub-assemblies, and when the operational parameter for at least one of the first and second sub-assemblies differs from the target set point ( 146 ), adjusting the operation of the at least one sub-assembly towards the target set point ( 146 ) by a control action. The adaptive control regulator ( 148 ) is operable to modify the control law of one of the first and second sub-assemblies so that the first and second sub-assemblies have substantially equal performance.

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Номер записи: 1
04-10-2012 дата публикации

Injection molding flow control apparatus and method

Номер: US20120248644A1
Автор: Christian Götz, Juergen Wilhelm EMICH, Sergio De Oliveira Antunes
Принадлежит: Synventive Molding Solutions Inc

An apparatus for controlling the rate of flow to a mold cavity including a controller instructing a valve system to drive an actuator and a valve pin and including instructions that instruct the valve system to drive an actuator and a valve pin and including instructions that instruct the valve system to move from a start position to one or more intermediate drive rate positions and subsequently from the one or more intermediate drive rate positions to a high drive rate position on receipt by the controller of a signal from a position sensor that is indicative of the valve pin having reached a second position.

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Номер записи: 2
13-06-2013 дата публикации

Molding machine controlling apparatus and method of controlling molding machine

Номер: US20130147078A1
Автор: Harumichi Tokuyama, Haruyuki Matsubayashi, Takeshi Iida
Принадлежит: Toshiba Machine Co Ltd

A pressure detector which detects a pressure of a material in a cylinder, and a pressure compensator which compares, in injection control, a preset value of an injection pressure with an actual measurement value of the injection pressure detected by the pressure detector, generates an injection speed command to a servo motor based on a comparison value, and varies a proportional gain based on a deviation of the actual measurement value of the injection pressure from the preset value of the injection pressure.

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Номер записи: 3
08-08-2013 дата публикации

Injection molding machine

Номер: US20130202728A1
Автор: Hans-Peter Maenner
Принадлежит: OTTO MAENNER INNOVATION GMBH

An injection molding machine for producing molded parts has a machine table with a base frame on which three supporting elements with a baseplate disposed thereon are arranged. The base plate has a temperature-control element.

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Номер записи: 4
06-01-2022 дата публикации

METHOD FOR PRODUCING A COMPONENT, AND INJECTION MOLDING DEVICE

Номер: US20220001662A1
Автор: Hahn Martin
Принадлежит:

A method for producing a component, and an injection-molding device. In the method. the following steps are carried out, in particular in succession: closing an injection mold, injection molding a base body by introducing a first plastic material into a first injection-molding cavity, opening the injection mold, stamping one or more first film elements and removing the component from the mold. 1. A method for producing a component , the method comprising:a) closing an injection mold comprising a first mold half with a first mold cavity and at least one second mold half, wherein a first injection molding cavity defined by the first mold half and the at least one second mold half is formed,b) injection molding a base body by introducing a first plastic material into the first injection-molding cavity,c) opening the injection mold, wherein the base body remains following the contours in the first mold cavity of the first mold half and only a first partial area of the surface of the base body is exposed, but a second partial area of the surface of the base body still remains in the first mold half,d) stamping one or more first film elements onto at least one partial area of the exposed first partial area of the surface of the base body, wherein the base body remains following the contours in the first mold cavity of the first mold half and the first mold half acts as stamping receiver for the stamping of the one or more first film elements,e) removing the component, comprising the base body and the one or more first film elements, from the first mold half.2. The method according to claim 1 , whereinthe following further step is carried out one or more times after step d):f) applying a cover layer made of a second plastic material.3. The method according to claim 2 , wherein claim 2 ,when step f) is carried out, the base body remains following the contours in the first mold cavity of the first mold half.4. The method according to claim 2 , wherein claim 2 ,when step f) ...

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Номер записи: 5
07-01-2021 дата публикации

INJECTION MOLDING MACHINE SYSTEM

Номер: US20210001526A1
Автор: Hirano Takayuki, MORII Akira, ONSHI Hiroshi, SAEKI Akihiko
Принадлежит: THE JAPAN STREEL WORKS, LTD.

Provided is an injection molding machine system () that performs control of molding conditions in an injection molding machine () by an agent () including a machine learning device which performs reinforcement learning. In the present learning, physical data obtained from the injection molding machine () and a defect type indicating the type of a molding defect in a molded article are used as states, molding conditions are used as actions, and a defect state indicating the defect level of the molding defect is used as a reward. 1. An injection molding machine system comprising:an agent having a machine learner, the machine learner performing reinforcement learning of determining an action according to a value function while receiving rewards for actions done in various states and learning the value function, andan injection molding machine configured to manufacture a mold product under prescribed molding conditions; andthe injection molding machine system being configured to adjust the molding conditions using the agent, use, as the state, physical data obtained from the injection molding machine and a defect type representing a kind of a molding defect of the mold product;', 'use the molding conditions as the action; and', 'use, as the reward, a detect state indicating a defect degree of a molding defect., 'wherein the machine learner is configured to2. The injection molding machine system according to claim 1 , further comprising:a defect judging device configured to measure the mold product; anda classifier configured to perform learning through supervised learning,wherein the machine learner is configured to use, as the defect type and the defect state, output data obtained from the classifier when input data including measurement data of the mold product measured by using the defect judging device is input to the classifier that has performed the learning.3. The injection molding machine system according to claim 2 ,wherein the classifier is configured to ...

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Номер записи: 6
07-01-2021 дата публикации

MOLDING SUPPORT DEVICE FOR INJECTION MOLDING MACHINE

Номер: US20210001528A1
Автор: KOZUKA Makoto
Принадлежит: Nissei Plastic Industrial Co., Ltd.

Provided are a basic data input unit to input basic data including molding conditions data related to molding conditions and screw data related to the form of the screw; a calculation formula data setting unit to set solid phase rate calculation formula data to calculate the solid phase rate of the molten resin in a heating cylinder based on this basic data; a calculation processing function unit having a solid phase rate calculation processing unit to use calculation processing based on the basic data and the solid phase rate calculation formula data to calculate an estimated solid phase rate of the molten resin at the measurement completion; and an output processing function unit that performs display processing to display information related to the estimated solid phase rate on a display. 1. A molding support device for an injection molding machine for performing a molding support to an injection molding machine to inject plasticized molten resin with a screw to fill a metal mold with the resin , characterized in comprising:a basic data input unit that inputs basic data including molding conditions data related to at least molding conditions and screw data related to the form of the screw;a calculation formula data setting unit that sets solid phase rate calculation formula data to calculate, based on this basic data, the solid phase rate of the molten resin in the heating cylinder;a calculation processing function unit that has a solid phase rate calculation processing unit to use calculation processing based on the basic data and the solid phase rate calculation formula data to calculate an estimated solid phase rate of the molten resin at the measurement completion; andan output processing function unit that performs display processing to display information related to the estimated solid phase rate on a display.2. The molding support device for the injection molding machine according to claim 1 , wherein: the molding conditions data includes data related to ...

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Номер записи: 7
07-01-2021 дата публикации

Temperature control device for injection molding machine

Номер: US20210001529A1
Автор: Makoto Kozuka
Принадлежит: Nissei Plastic Industrial Co Ltd

A detector attachment unit is provided that has at least two or more mounting hole sections for which the temperature detector is detachably attached to the outer surface of the heating cylinder and the temperature detector can be attached at different selected positions in at least the axial direction of the heating cylinder. The temperature control system includes an inner wall face temperature conversion function unit to perform conversion processing to convert the heating temperature detected by the temperature detector to the inner wall face temperature of the heating cylinder, and an inner wall face temperature display function unit to perform at least display processing on the inner wall face temperature obtained by this inner wall face temperature conversion function unit.

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Номер записи: 8
04-01-2018 дата публикации

Method for evenly distributing plastic melt in a hot runner system using strain gauges

Номер: US20180001531A1
Автор: Brian Matthew Burns, Gene Michael Altonen, Rick Alan POLLARD, William Francis LAWLESS, III
Принадлежит: IMFLUX INC

A hot runner injection molding apparatus, and method of use, is disclosed in which strain gauges are provided in the temperature zones of the hot runner injection molding apparatus and a hot runner controller creates a target strain profile, detects deviations from the target strain profile in any temperature zone based on the strain readings provided by the strain gauges in each temperature zone, and instructs correction of deviations from the target strain profile in any deviating temperature zone by adjusting the heat produced by a heater or heaters in the deviating temperature zone. The target strain profile may be based on a median or average of strain readings provided over time by the strain gauges in each temperature zone. A hollow installation tube for placing the strain gauges in the hot runner injection molding apparatus is also disclosed.

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Номер записи: 9
02-01-2020 дата публикации

SYSTEMS AND APPROACHES FOR AUTOTUNING AN INJECTION MOLDING MACHINE

Номер: US20200001511A1
Автор: Altonen Gene Michael, Burns Brian Matthew
Принадлежит:

Systems and approaches for controlling an injection molding machine and a mold forming a mold cavity and being controlled according to an injection cycle. The systems and methods include analyzing a model of at least one of the injection molding machine, the mold, and a molten material to determine initial values for one or more control parameters of the injection molding machine, and executing a run of injection cycles at the injection molding machine; measuring operation of the injection molding machine during a particular injection cycle of the run of injection cycles; determining one or more operational parameters exceed a threshold; and upon determining that the one or more operational parameters exceed the threshold, adjusting the one or more control parameters for subsequent injection cycles of the run of injection cycles. 1. A method for controlling an injection molding machine and a mold forming a mold cavity , the injection molding machine being controlled according to an injection cycle , the method comprising:analyzing a model of at least one of the injection molding machine, the mold, and a molten material, to determine initial values for one or more control parameters of the injection molding machine;executing a run of injection cycles at the injection molding machine, wherein during each injection cycle of the run, the injection molding machine injects the molten material into a cavity of the mold according to an injection pattern;measuring operation of the injection molding machine during a particular injection cycle of the run of injection cycles;determining one or more operational parameters exceed a threshold; andupon determining that the one or more operational parameters exceed the threshold, adjusting the one or more control parameters for subsequent injection cycles of the run of injection cycles.2. The method of claim 1 , wherein determining that the one or more operational parameters exceed comprises:comparing a value of a particular ...

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Номер записи: 10
08-01-2015 дата публикации

DEVICE AND METHOD FOR PRESSURE CONTROL OF ELECTRIC INJECTION MOLDING MACHINE

Номер: US20150010667A1
Автор: Akasaka Noriyuki
Принадлежит:

{Problem}The exact method with small time-lag of detecting injection pressure for controlling pressure in an electric-motor driven injection molding machine without using a pressure detector has been asked for because the pressure detector is very expensive, necessitates troublesome works for mounting, an electric protection against noise and the works for zero-point and span adjustings and causes a complicate mechanical structure. 1 a high-gain observer operative to feed a high-precision estimate of injection pressure with very small time-lag which is obtained by using an injection velocity signal detected by a rotary encoder mounted on a servomotor axis and a differentiator and a motor current demand signal applied to said servomotor or an actual motor current signal as inputs and by executing at a contant time interval a discrete-time expression of time integration derived by applying a standard method of trapezoid rule to a continuous-time time integration equation between a screw position and an injection velocity and by executing at a constant time interval discrete-time arithmetic expressions derived by applying a standard method of forward rectangular rule to continuous-time calculation procedures which are derived from a continuous-time mathematical model of an injection mechanism representing motion equations of said injection and pressure application mechanism and consisting of a state equation having two state variables of an injection velocity variable and an injection pressure variable and having two input variables of said motor current demand signal applied to said servomotor or said actual motor current signal and a screw position signal and an output equation having one output variable of an injection velocity signal as a measurable state variable,', 'an injection pressure setting device operative to feed an injection pressure command signal,', 'a subtractor operative to feed a difference signal between said injection pressure command signal from ...

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Номер записи: 11
27-01-2022 дата публикации

Plasticizing Device, Injection Molding Apparatus, And Three-Dimensional Shaping Apparatus

Номер: US20220024092A1
Автор: MARUYAMA Hidenobu
Принадлежит:

A plasticizing device includes a passage defining section that is coupled to a hopper which stores a material and that defines a supply passage to which the material is supplied from the hopper, a plasticizing section that includes an introduction portion which communicates with the supply passage, and a screw, and that plasticizes the material supplied from the introduction portion by rotation of the screw to form a molten material, and a material detection section that detects the presence or absence of the material in the supply passage. 1. A plasticizing device , comprising:a passage defining section that is coupled to a hopper which stores a material and that defines a supply passage to which the material is supplied from the hopper;a plasticizing section that includes an introduction portion which communicates with the supply passage, and a screw, and that plasticizes the material supplied from the introduction portion by rotation of the screw to form a molten material; anda material detection section that detects the presence or absence of the material in the supply passage.2. The plasticizing device according to claim 1 , further comprising a control unit claim 1 , whereinthe control unit controls the screw so as to stop the rotation of the screw when the material detection section detects material shortage.3. The plasticizing device according to claim 1 , further comprising:a supply device that supplies the material to the hopper; anda control unit, whereinthe control unit controls the supply device so as to supply the material to the hopper when the material detection section detects material shortage.4. The plasticizing device according to claim 1 , whereinthe screw has a grooved face provided with a groove, andthe plasticizing section includes a barrel that has an opposed face opposed to the grooved face and that is provided with a communication hole at the opposed face.5. The plasticizing device according to claim 4 , wherein a heating section that ...

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Номер записи: 12
27-01-2022 дата публикации

Material Delivery Device, Three-Dimensional Shaping Device, And Injection Molding Device

Номер: US20220024097A1
Автор: MARUYAMA Hidenobu, MIYASHITA Daichi, Tanaka Yasuyuki
Принадлежит:

A material delivery device includes: a plasticizing unit including a screw; a nozzle through which a plasticized material is delivered to outside; a communication flow path provided between the screw and the nozzle and through which the plasticized material flows; a pressure detection unit including a first cylinder coupled to the communication flow path, a rod inserted into the first cylinder, and a pressure sensor disposed with the rod separated from the communication flow path, in which the rod is configured to receive a pressure of the plasticized material in the communication flow path at a first end surface facing the communication flow path, and transmit the pressure to the pressure sensor through a second end surface opposite to the first end surface; and a rotation regulation mechanism configured to regulate rotation of the rod about a central axis along a longitudinal direction of the rod by engaging a first engaging portion provided on a side surface of the rod and a second engaging portion to be engaged with the first engaging portion. 1. A material delivery device , comprising:a plasticizing unit including a screw and configured to plasticize a material by rotation of the screw to produce a plasticized material;a nozzle through which the plasticized material is delivered to outside;a communication flow path provided between the screw and the nozzle and through which the plasticized material flows;a pressure detection unit including a first cylinder coupled to the communication flow path, a rod inserted into the first cylinder, and a pressure sensor disposed with the rod separated from the communication flow path, in which the rod has a first end surface facing the communication flow path and a second end surface opposite to the first end surface in a longitudinal direction of the rod, and configured to receive a pressure of the plasticized material in the communication flow path at the first end surface and transmit the pressure to the pressure sensor ...

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Номер записи: 13
11-01-2018 дата публикации

MANUFACTURING METHOD AND INJECTION MOLDING SYSTEM

Номер: US20180009146A1
Автор: NAKAMURA Takashi
Принадлежит:

A method including a first step of performing clamping of a mold, injection and dwelling in an injection molding machine, a second step of performing a conveyance and a cooling of the mold outside of the machine, and a third step of performing a conveyance of the mold into the machine, an opening of the mold and an ejection of a molded part in the machine. The second step is performed for a first mold, the third step and the next first step are performed for a second mold. The first mold is conveyed by a first conveyance apparatus which is arranged on one lateral side of the machine. The second mold is conveyed by a second conveyance apparatus which is arranged on the other lateral side and is independently driven from the first conveyance apparatus. 1. A method of manufacturing a molded part by one injection molding machine while alternating two molds , the method comprising:a first step of performing clamping of a mold, injection and dwelling in the injection molding machine;a second step of, after the first step, performing a conveyance of the mold outside of the injection molding machine and a cooling of the mold outside of the injection molding machine; anda third step of, after the second step, performing a conveyance of the mold into the injection molding machine, an opening of the mold and an ejection of a molded part in the injection molding machine,wherein the first to third steps are repeatedly performed,while the second step is performed for a first mold, the third step and the next first step are performed for a second mold,the first mold is conveyed by a first conveyance apparatus which is arranged on one lateral side of the injection molding machine, andthe second mold is conveyed by a second conveyance apparatus which is arranged on the other lateral side of the injection molding machine and is independently driven from the first conveyance apparatus.2. The method according to claim 1 , whereineach of a fixed platen and a movable platen in the ...

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Номер записи: 14
14-01-2021 дата публикации

Method for the Automatic Process Monitoring and Process Diagnosis of a Piece-Based Process (batch production), in Particular an Injection-Moulding Process, and Machine That Performs the Process or Set of Machines that Performs the Process

Номер: US20210008774A1
Автор: BUSL MATTHIAS, KRUPPA STEFAN, Moser Stefan, SCHIFFERS REINHARD
Принадлежит:

A method for the automatic process monitoring and/or process diagnosis of a piece-based process, in particular a production process, in particular an injection-molding process, including the steps: a) performing an automated reference finding in order to obtain reference values (r. . . r) from values (x. . . x) of at least one process variable; b) performing an anomaly detection on the basis of the reference values (r. . . r) found in step (a); c) performing an automated cause analysis and/or an automated fault diagnosis on the basis of a qualitative model of process relationships and/or on the basis of dependencies of various process variables on each other. 1. A method for the automatic process monitoring and/or process diagnosis of a piece-based process , comprising an injection-moulding process with the steps:{'sub': 1', 'n', '0', 'j, 'a) performing an automated reference finding in order to obtain reference values (r. . . r) from values (x. . . x) of at least one process variable;'}{'sub': 1', 'n, 'b) performing an anomaly detection for the detection of extraordinary values on the basis of the reference values (r. . . r) found in step (a); and'}c) performing an automated cause analysis for determining causes of the anomaly and/or an automated fault diagnosis for diagnosis of process faults and process variable faults on a basis of a qualitative model of process relationships.2. The method according to claim 1 , wherein a result of the cause analysis and/or of the fault diagnosis is emitted at an output device or a result of the cause analysis/fault diagnosis is further processed in an automated manner claim 1 , in at least one of a machine control and/or in a control of a set of machines and/or in a control for influencing a machine environment.3. The method according to claim 1 , wherein step a) comprises at least one or more of the sub-steps listed below:{'sub': 0', 'j', '1', 'i', '1', 'i', '0', 'j, 'a1) Evaluation of process values x. . . xof process ...

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Номер записи: 15
03-02-2022 дата публикации

METHOD, SYSTEM, AND APPARATUS FOR INJECTION MOLDING

Номер: US20220032521A1
Автор: Joseph Andrew H., JR. Glenn W., Nausley, Stodart Scot
Принадлежит: Promess, Inc.

A system, method and apparatus for controlling an injection unit to transfer a material to a mold cavity includes a first actuator and a second actuator, and a controller that is operatively connected to the first actuator and the second actuator. The first and second actuators are coupled to a ram of the injection unit. The first actuator rotates the ram within the barrel, and the second actuator translates the ram within the barrel. During a material fill stage of an injection cycle, the controller controls the first actuator to rotate the ram within the barrel. The controller also controls the second actuator to translate the ram within the barrel, and controls the second actuator to retract the ram away from a nozzle of the injection unit while exerting a compression force on the ram towards the nozzle. 1. A system for controlling an injection unit that is arranged to transfer a material to a mold cavity , the system comprising:a first actuator, a second actuator, and a controller;wherein the controller is operatively connected to the first actuator and the second actuator;wherein the first and second actuators are coupled to a ram of the injection unit that is disposed within a barrel of the injection unit; the controller controls the first actuator to rotate the ram within the barrel,', 'the controller controls the second actuator to translate the ram within the barrel, and', 'the controller controls the second actuator to retract the ram away from a nozzle of the injection unit that fluidly couples to the mold cavity and to exert a compression force on the ram towards the nozzle of the injection unit., 'wherein, during a material fill stage of an injection cycle for operating the injection unit during which the material is introduced into the injection unit2. The system of claim 1 , further comprising a torque transducer in communication with the controller claim 1 , wherein the torque transducer is arranged to monitor a torque that is being exerted by the ...

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Номер записи: 16
03-02-2022 дата публикации

SYSTEM FOR CONTROLLING A SHUTTER OF A PLASTIC MATERIAL INJECTION SYSTEM

Номер: US20220032522A1
Автор: Deriche Eric
Принадлежит: RUNIPSYS EUROPE

The invention relates to a system for controlling a shutter () slidably arranged in a plastic material injection nozzle (), comprising a rotary electric motor (M) and a mechanism adapted to couple said motor (M) to the shutter to slidably drive it between a closing position of the nozzle and a maximum opening position of the nozzle, characterised in that said mechanism comprises: 111.-. (canceled)12. A system for controlling a shutter slidably arranged in a plastic material injection nozzle , comprising a rotary electric motor and a mechanism adapted to couple said motor to the shutter to slidably drive the shutter between a closing position of the nozzle and a maximum opening position of the nozzle , wherein the mechanism comprises:an eccentric integral with an output shaft of the motor so as to be rotationally driven by said output shaft, comprising a crank pin parallel to the output shaft but non-coaxial with said shaft,a slide adapted to be made integral with one end of the shutter, anda connecting rod comprising a first end articulated on the crank pin of the eccentric and a second end articulated on an axis of the slide such that rotation of the eccentric causes sliding of the oscillating shutter between the closing position and the maximum opening position.13. The system according to claim 12 , wherein the axis of rotation of the output shaft of the electric motor is perpendicular to the sliding axis of the shutter.14. The system according to claim 12 , further comprising a guide wherein the slide is slidably arranged.15. The system according to claim 12 , wherein the end of the shutter comprises a radial collar and the slide comprises a slot adapted to receive said collar claim 12 , said slot extending in a plane perpendicular to the sliding direction of the shutter.16. The system according to claim 12 , wherein the slide comprises a slot and a washer able to be displaced radially in said slot claim 12 , and the end of the shutter is integral with said ...

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Номер записи: 17
19-01-2017 дата публикации

MOLDING SYSTEM AND METHOD FOR OPERATING THE SAME

Номер: US20170015040A1
Автор: CHANG CHUAN WEI, CHANG RONG YEU, CHANG YUING, CHIEN CHING CHANG, CHIU HSIEN SEN, HSU CHIA HSIANG
Принадлежит:

A method for operating a molding machine includes specifying a simulating domain corresponding to a genuine domain in a mold disposed on the molding machine. The method proceeds to perform a virtual molding by using a setting packing pressure profile to generate a simulated state waveform, generating a designed state waveform including an isobaric phase and an isochoric phase while taking into consideration the simulated state waveform, and obtaining an updated packing pressure profile for applying a molding pressure to a portion of the genuine domain while taking into consideration a difference between the simulated state waveform and the designed state waveform. Subsequently, the method proceeds to set the molding machine while taking into consideration the updated packing pressure profile to perform an actual molding by applying an actual molding pressure to the at least a portion of the genuine domain to prepare the molding product. 1. A molding system , comprising:a molding machine;a mold disposed on the molding machine; and specifying a simulating domain corresponding to a genuine domain in the mold, wherein the genuine domain has a mold cavity to be filled with a molding resin from the molding machine to prepare a molding product;', 'performing a virtual molding by using a setting packing pressure profile to generate a simulated state waveform expressing a relationship between an in-mold pressure and an in-mold temperature of the molding resin;', 'generating a designed state waveform including an isobaric phase and an isochoric phase following the isobaric phase while taking into consideration the simulated state waveform;', 'obtaining an updated packing pressure profile for applying a molding pressure to at least a portion of the genuine domain while taking into consideration a difference between the simulated state waveform and the designed state waveform; and', 'setting the molding machine while taking into consideration the updated packing pressure ...

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Номер записи: 18
19-01-2017 дата публикации

INJECTION MOLDING SYSTEM

Номер: US20170015041A1
Автор: SHIRAISHI Wataru
Принадлежит:

Provided are a mirror-surface member configured to reflect an insert held by an insert moving means and an insertion position compensation means. An amount of misalignment between the insert and the insert moving means is calculated based on a photographed image of the insert reflected on the mirror-surface member, and an insertion position for the insert to be inserted into a mold is compensated based on the amount of misalignment. 1. An injection molding system configured to perform injection molding based on insert molding after an insert is inserted into a mold , the injection molding system comprising:an insert moving means for holding the insert and inserting the insert into the mold;an insert photographing means provided on the insert moving means and configured to photograph the insert;an insert holding position calculation means configured to calculate holding position information on the insert held by the insert moving means, based on image data of the insert photographed by the insert photographing means;a mirror-surface member configured to reflect the insert held by the insert moving means; andan insertion position compensation means,wherein the insertion position compensation means calculates an amount of misalignment between the insert and the insert moving means, based on the photographed image of the insert reflected on the mirror-surface member, and the insertion position compensation means compensates an insertion position for the insert to be inserted into the mold, based on the amount of misalignment.2. The injection molding system according to claim 1 , wherein the insert moving means is a robot.3. The injection molding system according to claim 1 , comprising an insertion position compensation value storage means configured to be stored for each shot number with compensation value data on the insertion position for the insert compensated by the insertion position compensation means claim 1 , along with a physical quantity related to molding by ...

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Номер записи: 19
17-01-2019 дата публикации

Apparatus for injection moulding of plastic materials

Номер: US20190016031A1
Автор: Maurizio Bazzo
Принадлежит: Inglass SpA

Apparatus for injection moulding of plastic material includes a mould having at least one gate towards a moulding cavity and at least one injector cooperating with the gate. The gate is formed by a gate insert screwed and arranged resting on a centring seat with conical surface of the mould.

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Номер записи: 20
17-01-2019 дата публикации

MOLD CLAMP CONTROL METHOD FOR INJECTION MOLDING MACHINE HAVING TOGGLE-TYPE MOLD CLAMPING MECHANISM

Номер: US20190016032A1
Автор: Miyamoto Kazuaki, Okamoto Akio
Принадлежит: UBE MACHINERY CORPORATION, LTD.

A mold clamp control method for an injection molding machine having a toggle-type mold clamping mechanism. The mold clamp control method includes: a low-pressure mold clamping step that performs position hold control by which a crosshead is held in a set holding position in a state where a toggle link has been bent, when injection-filling is started; and a compression-press step that performs speed and position control by which the crosshead is advanced toward a set advancement position from the set holding position in a state where a first output upper limit value has been provided to a driving section. Advancement of the crosshead is continued in at least part of the compression-press step in a state where a generated output of the driving section is maintained at the first output upper limit value. 1. A mold clamp control method for an injection molding machine having a toggle-type mold clamping mechanism ,the toggle-type mold clamping mechanism bending/extending a toggle link by retreating/advancing a crosshead in a mold opening/closing direction by a driving section, and thereby mold-opening/closing and mold-clamping a movable mold attached to a movable plate, with respect to a fixed mold attached to a fixed plate,the mold clamp control method including:a low-pressure mold clamping step that performs position hold control by which the crosshead is held in a set holding position in a state where the toggle link of the toggle-type mold clamping mechanism has been bent, when injection-filling is started; anda compression-press step that performs speed and position control by which the crosshead is advanced toward a set advancement position from the set holding position in a state where a first output upper limit value has been provided to the driving section of the toggle-type mold clamping mechanism,advancement of the crosshead being continued in at least part of the compression-press step in a state where a generated output of the driving section of the toggle- ...

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Номер записи: 21
16-01-2020 дата публикации

METHOD FOR PROCESSING FILMS, AND A FEED DEVICE, AN INJECTION MOLD AND A SYSTEM

Номер: US20200016802A1
Автор: Hahn Martin, HÖGL Helmut, STUHLINGER Christoph
Принадлежит:

A method for processing film webs including providing at least two film webs that are arranged next to one another in a direction substantially perpendicular to the feed direction and have motifs, delivering the at least two film webs that are arranged next to one another into the injection mold and aligning the at least two film webs that are arranged next to one another in such a way that each motif is arranged register-accurate with respect to a respective cavity. A feed device includes at least two film pay-off reels and at least two film take-up reels, wherein one film pay-off reel and one film take-up reel is assigned to each film web. An injection mold for back injection molding at least two film webs having motifs has at least two cavities. 1. A method for processing film webs , by means of a feed device with a feed direction and an injection mold having at least two cavities , wherein the method comprises the following steps:providing at least two film webs that are arranged next to one another in a direction substantially perpendicular to the feed direction and have motifs,delivering the at least two film webs that are arranged next to one another into the injection mold,aligning the at least two film webs that are arranged next to one another in such a way that each motif is arranged register-accurate with respect to a respective cavity.2. The method according to claim 1 , wherein the at least two film webs that are arranged next to one another are provided claim 1 , delivered and/or aligned independently of one another.3. The method according to claim 1 , wherein the alignment and/or delivery of the at least two film webs that are arranged next to one another is effected in each case with the help of at least one register mark.4. The method according to claim 1 , wherein the alignment and/or delivery of the at least two film webs that are arranged next to one another is effected in each case with the help of at least one motif of each of the at least two ...

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Номер записи: 22
16-01-2020 дата публикации

MOLDING APPARATUS AND METHOD OF CONTROLLING SAME

Номер: US20200016812A1
Автор: OUYANG Daoshan, WANG Zhiming, Weatherall Douglas James
Принадлежит:

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 ...

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Номер записи: 23
17-01-2019 дата публикации

UPSTREAM NOZZLE SENSOR FOR INJECTION MOLDING APPARATUS AND METHODS OF USE

Номер: US20190017886A1
Автор: Allen Bryan Keith, Altonen Gene Michael, Huang Chow-Chi, Pollard Rick Alan
Принадлежит:

A strain gauge nozzle adapter that may be placed between a barrel end cap and a nozzle body of an injection molding system, the strain gauge nozzle adapter having a strain gauge pin that measures strain within the strain gauge nozzle adapter for use in approximating conditions within an injection molding system, such as pressure or the location of a melt flow front. The strain gauge nozzle adapter may include a plurality of strain gauge pins. An alternative material insert in the strain gauge nozzle adapter may surround a strain gauge pin to amplify meaningful measurements obtained by the strain gauge pin so that noise measurements do not compromise the accuracy of approximation of conditions within a mold. 119.-. (canceled)20. A method of injection molding , comprising:measuring, using a strain gauge pin, the change in strain in a strain gauge nozzle adapter;approximating at least one of a pressure or a melt flow front location within the mold cavity based on the change in strain;comparing the approximated pressure or melt flow front location to a trigger point; and,if the approximated pressure or melt flow front location equals or exceeds the trigger point, activating a virtual cavity sensor, wherein upon activation, the virtual cavity sensor causes a controller to perform an action,the method further comprising amplifying a change in an alternative material insert of the strain gauge nozzle adapter.21. (canceled)22. The method of injection molding of claim 20 , wherein measuring the change in strain in a strain gauge nozzle adapter includes using a plurality of strain gauge pins.23. The method of injection molding of claim 20 , wherein measuring the change in strain in a strain gauge nozzle adapter includes using a secondary sensor.2433.-. (canceled)34. A method of injection molding claim 20 , comprising:measuring, using a strain gauge pin, the change in strain in a strain gauge feed system adapter;approximating at least one of a pressure or a melt flow front ...

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Номер записи: 24
26-01-2017 дата публикации

Method of Injection Molding USing One or More Strain Gauges as a Virtual Sensor

Номер: US20170021543A1
Автор: Gene Michael Altonen, H. Kenneth HANSON, III, Joshua Douglas Raker, Rick Alan POLLARD
Принадлежит: IMFLUX INC

A injection molding method involves measuring, using at least one strain gauge sensor, a change in strain in a mold side of a mold cavity, approximating a pressure within the mold cavity based on the change in strain, comparing the approximated pressure to a pre-set trigger point, and if the approximated pressure equals or exceeds the pre-set trigger point, activating a virtual cavity sensor having an optimal pre-defined pressure-time curve, wherein upon activation, the virtual cavity sensor tracks approximated pressures calculated from the change in strain measurements measured by the at least one strain gauge sensor over time and compares the results of the approximated pressure tracking to the optimal pre-defined pressure-time curve.

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Номер записи: 25
25-01-2018 дата публикации

MOLDING SYSTEM FOR APPLYING A UNIFORM CLAMPING PRESSURE ONTO A SUBSTRATE

Номер: US20180021993A1
Автор: CHEONG Choon Hong, HAO Ji Yuan, HO Shu Chuen, KUAH Teng Hock, ONG Chin Guan, Wu Kai
Принадлежит:

A molding system for encapsulating electronic devices mounted on a substrate, the molding system comprising a first mold chase with a first mold chase surface and a second mold chase with a second mold chase surface opposite to the first mold chase surface, the first and second mold chase surfaces being operative to clamp onto the substrate and to apply a clamping pressure thereto. The molding system further comprises a first sensor located at a first position for determining a first relative distance between the substrate and a mold chase facing the substrate at the first position, and a second sensor located at a second position for determining a second relative distance between the substrate and a mold chase facing the substrate at the second position. The molding system also comprises a first actuator located adjacent to the first position and a second actuator located adjacent to the second position, wherein the first and second actuators are operative to adjust the first relative distance with respect to the second relative distance for applying a uniform clamping pressure onto the substrate. 1. A molding system for encapsulating electronic devices mounted on a substrate , the molding system comprising:a first mold chase with a first mold chase surface and a second mold chase with a second mold chase surface opposite to the first mold chase surface, the first and second mold chase surfaces being operative to clamp onto the substrate and to apply a clamping pressure thereto;a first sensor located at a first position for determining a first relative distance between the substrate and a mold chase facing the substrate at the first position;a second sensor located at a second position for determining a second relative distance between the substrate and a mold chase facing the substrate at the second position; anda first actuator located adjacent to the first position and a second actuator located adjacent to the second position, wherein the first and second ...

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Номер записи: 26
10-02-2022 дата публикации

Mold positioning device

Номер: US20220040898A1
Автор: Adrian Peter Looije, Alex Teng, Andre Axel KROMBERG, Bruno Giuseppe Sodaro, Dietmar Tiemo BRAND, Dirk Holger SCHLUMS, Jan Marius Manda, Jean-Christophe Witz, Maxfield Paul Bradshaw, Peter Adrian Looije, Ralf Walter Fisch, Renato Papa, Ruud Maria Theodorus Luijs, Sven Kmoch
Принадлежит: HUSKY INJECTION MOLDING SYSTEMS LTD

There is provided a structure for positioning a first mold part of a mold on a mold mounting face in an injection molding machine. The structure comprises a positioner configured to connect the first mold part to part of the injection molding machine, wherein the positioner is adjustable to position the first mold part on the mold mounting face. The structure further comprises controller executable instructions executable in a controller with which to resolve an alignment parameter of the mold using a feedback signal from a sensor. Further provided is a method of operating an injection molding machine which method comprises the steps of positioning a first mold part of a mold on a mold mounting face using a positioner and appreciating an alignment parameter of the mold with reference to a feedback signal from a sensor.

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Номер записи: 27
29-01-2015 дата публикации

ACOUSTIC NOISE SENSING FOR CONTROLLING MANUFACTURE OF A COMPONENT PART MADE OF A FLOWABLE BASE MATERIAL

Номер: US20150028507A1
Автор: Kukla Christian, Lucyshyn Thomas, MULLER Florian, Rath Gerhard
Принадлежит:

A tool () for manufacturing a component part from a flowable base material, wherein the tool () comprises a processing chamber () into which the flowable base material is introducible for manufacturing the component part, an acoustic sensor () configured for sensing an acoustic signal originating from the tool (), particularly from the processing chamber (), and being indicative of an interaction between the flowable base material and the tool (), particularly the processing chamber (), during the manufacturing, wherein the acoustic sensor () comprises a movable actuator (), and a control unit () configured for controlling and/or documenting the manufacturing in the processing chamber () based on the sensed acoustic signal. 123-. (canceled)24. A tool for manufacturing a component part from a flowable base material , the tool comprising:a processing chamber into which the flowable base material is introducible for manufacturing the component part;an acoustic sensor configured for sensing an acoustic signal originating from the tool, particularly from the processing chamber, and being indicative of an interaction between the flowable base material and the tool, particularly the processing chamber, during the manufacturing, wherein the acoustic sensor comprises a movable actuator; anda control unit configured for controlling and/or documenting the manufacturing in the processing chamber based on the sensed acoustic signal.25. The tool according to claim 24 , wherein the acoustic sensor comprises:at least one movable actuator to be positioned at the processing chamber and being configured for being moved by the flowable base material in response to the introduction of the flowable base material into the processing chamber;at least one acoustic wave generating element configured for generating an acoustic wave with a predetermined frequency characteristic upon being hit by the at least one actuator when being moved by the flowable base material.26. The tool according to ...

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Номер записи: 28
02-02-2017 дата публикации

Injection molding system for the calculation of optimum operating conditions and machine learning therefor

Номер: US20170031330A1
Автор: Kazuhiro Yamamoto, Wataru Shiraishi
Принадлежит: FANUC Corp

Disclosed is an injection molding system including: a state observation section observing, when injection molding is performed, physical-amounts relating to the injection molding that is being performed; a physical-amount data storage section storing the physical-amount data; a reward-conditions setting section setting reward conditions for machine learning; a reward calculation section calculating a reward based on the physical-amount data and the reward conditions; an operating-conditions adjustment learning section performing machine learning of adjusting operating conditions based on the reward calculated by the reward calculation section, the operating conditions, and the physical-amount data; a learning-result storage section storing a learning result of the machine learning by the operating-conditions adjustment learning section; and an operating-conditions adjustment-amount output section determining and outputting an operating condition to be adjusted and an adjustment amount based on the machine learning by the operating-conditions adjustment learning section.

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Номер записи: 29
04-02-2021 дата публикации

INJECTION MOULDING MACHINE

Номер: US20210031424A1
Автор: Denzler Björn, Hausmann Manfred, Muller Daniel
Принадлежит:

An injection moulding machine having a machine controller and a control unit, capable of starting up the injection moulding machine from a switched-off mode or a standby mode into a production operation for producing injection-moulded parts and to shut down back into a switched-off or standby mode. Start-up and shutdown of the injection moulding machine are each divided into a number of phases, and a sequence of specific machine movement commands and/or specific machine mode change commands is pre-programmed for each phase of start-up and for each phase of shutdown. One or more control elements are provided on the control unit which, when actuated, activate a pre-programmed sequence so that a phase of start-up or shutdown can be started, the functions of start-up or shutdown of the injection moulding machine associated with the machine movement command and/or the machine mode change command of this sequence then being triggered. 1. An injection moulding machine having a machine controller and having a control unit , designed as a man-machine interface , the control unit being configured in order to be able to start up the injection moulding machine from a switched-off state or from a standby state into a production operation for producing injection-moulded shaped parts and to shut down said machine from the production operation back into a switched-off or standby state ,wherein the start-up of the injection moulding machine and the shutdown of the injection moulding machine are respectively divided into several phases,that a sequence of specific machine movement commands and/or specific machine state change commands is pre-programmed for each phase of start-up and for each phase of shutdown, andthat on the control unit one or more control elements are provided, on the actuation of which a pre-programmed sequence can be activated and a phase of start-up or shutdown can be started, wherein the functions of start-up or shutdown of the injection moulding machine ...

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Номер записи: 30
04-02-2021 дата публикации

Temperature control device of injection molding machine having abnormality detection function

Номер: US20210031426A1
Автор: Junpei Maruyama
Принадлежит: FANUC Corp

An injection molding temperature control device according to an aspect of the present disclosure controls output of a heater that heats a target site, based on a detection value of a temperature sensor which detects temperature of the target site of an injection molding machine that injects resin into a mold using an injection machine, the injection molding temperature control device including: a temperature control unit which controls output of the heater so as to make the detection value of the temperature sensor approach a predetermined set temperature; a supplied heat amount calculation unit which calculates a supplied heat amount to the target site based on at least one of a drive voltage, a duty ratio and an electrical current value of the heater; and an abnormality detection unit which detects abnormality in temperature control of the target site, based on the detection value of the temperature sensor, and a supplied heat amount calculated by the supplied heat amount calculation unit.

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Номер записи: 31
05-02-2015 дата публикации

FLOW OF HYDRAULIC FLUID FROM ACCUMULATOR ASSEMBLY AND FROM PUMP ASSEMBLY TO ACTUATOR WHERE HIGHER FLOW IS REQUIRED

Номер: US20150037448A1
Автор: Schultz Gregory Allan
Принадлежит:

A memory assembly (), comprising: a storage media () tangibly embodying executable commands configured to direct a molding-system controller () to send a command signal to the first accumulator-control valve () and the first actuator control valve (), the command signal configured to request: (i) the first accumulator-control valve () to permit flow of hydraulic fluid from the first accumulator assembly () to the first actuator assembly (), and (ii) the first actuator control valve () to permit flow of hydraulic fluid from the first pump assembly () to the first actuator assembly () for the case where the molding-system controller () determines that the first actuator assembly () requires the flow from both the first pump assembly () and the first accumulator assembly () during a portion of a molding cycle. 1. (canceled)2. (canceled)3. A memory assembly , comprising:a storage media tangibly embodying executable commands configured to direct a molding-system controller to send a command signal to a first accumulator-control valve and to a first actuator control valve, (i) the first accumulator-control valve to permit flow of hydraulic fluid from a first accumulator assembly to a first actuator assembly, and', '(ii) the first actuator control valve to permit flow of hydraulic fluid from a first pump assembly to the first actuator assembly for a case where the molding-system controller determines that the first actuator assembly requires the flow from both the first pump assembly and the first accumulator assembly during a portion of a molding cycle., 'the command signal configured to request4. The memory assembly of claim 3 , further comprising: a first controller output configured to operatively connect to the first accumulator-control valve,', 'a second controller output configured to operatively connect to the first actuator control valve, and', 'a third controller output configured to operatively connect to the first pump assembly., 'a memory-interface assembly ...

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Номер записи: 32
09-02-2017 дата публикации

Injection molding machine including mold rotating device

Номер: US20170036384A1
Автор: Hajime Oono
Принадлежит: FANUC Corp

A first rotation controller that rotates a rotary table by feedback control based on a rotation amount detected by a rotation amount detection unit and a second rotation controller that rotates the rotary table by the feedback control based on a distance detected by a distance detection unit are included and rotation control by the first rotation controller is switched to that by the second rotation controller at a predetermined rotation angle.

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Номер записи: 33
07-02-2019 дата публикации

METHOD FOR PERFORMING A CYCLIC PRODUCTION PROCESS

Номер: US20190039274A1
Автор: FICK DANIEL, HAAG GUENTER, LIEDL PHILIPP, MEYER DIRK
Принадлежит:

A method for carrying out a cyclical manufacturing process produces parts within a predefined quality tolerance. After at least one process adjustment variable is changed, a quality feature of the parts produced with a changed process adjustment variable is checked against the range of the quality tolerance of the produced parts. A process characteristic variable zone is formed in an automated manner using at least one determined process characteristic variable variant that is process-stable and for which the process adjustment variable produces acceptable parts. 1. A process for performing a cyclic production process wherein articles are produced in said production process; where the production process is set via at least one process control variable; and wherein at least one quality characteristic of the articles produced and at least one quality tolerance range for the articles produced are predefined; the process comprising the steps of:a) varying a first process control variable;b) determining automatically for the varied first process control variable a first process parameter variation;c) checking automatically whether the first process parameter variation lies within a process stability limit and is stable in the process;d) checking automatically whether at least one quality characteristic of the articles produced with the varied first process control variable is within the at least one quality tolerance range for the articles produced and therefore acceptable parts have been produced; ande) automatically establishing a first process parameter zone for the first process parameter variation which is stable in the process and the process control variable of which results in the production of acceptable parts.2. The process according to claim 1 , further comprising determining a first process parameter zone limit of the first process parameter zone using a process parameter variation which is the smallest with respect to a dimension of a process parameter; or ...

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Номер записи: 34
07-02-2019 дата публикации

Brake control device for injection molding machine and brake control method for injection molding machine

Номер: US20190039275A1
Автор: Junpei Maruyama, Kazuyoshi Tanaka, Tatsuhiro Uchiyama
Принадлежит: FANUC Corp

A brake control method for an injection molding machine includes the steps of obtaining mold clamping force information indicating the mold clamping force of a mold opening/closing mechanism and determining whether or not the mold clamping force of the mold opening/closing mechanism exceeds a predetermined value, based on the mold clamping force information. When the mold clamping force of the mold opening/closing mechanism does not exceed the predetermined value and when a servo amplifier cuts off the supply of power to a servomotor that drives the mold opening/closing mechanism, a brake mechanism for applying braking force to the mold opening/closing mechanism is actuated. On the other hand, when the mold clamping force of the mold opening/closing mechanism exceeds the predetermined value, the brake mechanism will not be actuated.

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Номер записи: 35
18-02-2016 дата публикации

PLASTICIZING UNIT FOR AN INJECTION MOLDING MACHINE

Номер: US20160046055A1
Автор: PRAHER Bernhard
Принадлежит:

A plasticizing unit () for an injection molding machine having a plasticizing screw () arranged rotatably and displaceably in a cylinder bore of an axially extending plasticizing cylinder, wherein a screw prechamber () is arranged between an injection nozzle of the plasticizing cylinder and a screw tip of the plasticizing screw (), wherein a plurality of ultrasound transducers () is arranged at different axial positions of a wall () of the plasticizing cylinder and there is provided an evaluation unit () which is adapted to produce an axial temperature profile in the screw prechamber () from signals from the ultrasound transducers (). 1. A plasticizing unit for an injection molding machine having a plasticizing screw arranged rotatably and displaceably in a cylinder bore of an axially extending plasticizing cylinder , wherein a screw prechamber is arranged between an injection nozzle of the plasticizing cylinder and a screw tip of the plasticizing screw , wherein a plurality of ultrasound transducers is arranged at different axial positions of a wall of the plasticizing cylinder and there is provided an evaluation unit which is adapted to produce an axial temperature profile in the screw prechamber from signals from the ultrasound transducers.2. A plasticizing unit as set forth in wherein there is provided a single ultrasound transducer array with ultrasound transducers disposed along the screw prechamber at a side of the wall claim 1 , wherein the ultrasound transducer array is in the form of a transmitting and receiver array.3. A plasticizing unit as set forth in wherein two mutually opposite ultrasound transducer arrays with ultrasound transducers disposed along the screw prechamber are mounted at the wall of the plasticizing cylinder claim 1 , wherein an ultrasound transducer array is in the form of a transmitter array and the oppositely disposed ultrasound transducer array is in the form of a receiver array.4. A plasticizing unit as set forth in wherein the ...

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Номер записи: 36
15-02-2018 дата публикации

VALVE SYSTEM IN AN INJECTION MOLDING SYSTEM

Номер: US20180043590A1
Автор: Galati Vito, Tan Zhuang Rui
Принадлежит:

An injection molding apparatus including: 1. An injection molding apparatus comprising an injection molding machine , a manifold that receives injection fluid from the machine and routes the injection fluid during the course of an injection cycle from an upstream end toward a downstream end of a fluid flow channel disposed in the manifold or a nozzle communicating with the manifold , the fluid flow channel having a flow axis and a channel length , the fluid flow channel communicating at the downstream end with a gate to a cavity of a mold , the apparatus including:a valve pin driven by an actuator, the valve pin extending axially through at least a portion of the channel length of the fluid flow channel, the valve pin having an upstream end interconnected to the actuator and a downstream end, the valve pin being drivable by the actuator axially upstream and downstream through the fluid flow channel,the fluid flow channel including a throat having an inner circumferential surface having a selected throat configuration and throat diameter,wherein the bulbous protrusion and the throat are adapted to enable a restricted flow of the injection fluid from an upstream side of the bulbous protrusion to a downstream side of the bulbous protrusion that reduces tensile forces on the pin when the bulbous protrusion is axially aligned with the throat.the valve pin being drivable to a maximum downstream position where a distal tip end of the valve pin closes the gate and stops flow of the injection fluid through the gate.2. The apparatus of wherein:the actuator is driven by a valve assembly comprised of a housing and a spool slidably mounted and controllably movable back and forth along an axis within the housing between two or more drive fluid flow positions,the spool being mechanically driven by first and second actuators or solenoids that each separately engage the spool at opposing axial ends to effect movement of the spool back and forth between the drive fluid flow positions ...

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Номер записи: 37
03-03-2022 дата публикации

Plasticizing device, injection molding apparatus, and three-dimensional shaping apparatus

Номер: US20220063156A1
Автор: Hidenobu Maruyama, Kazunobu Maruyama, Masato Sugano
Принадлежит: Seiko Epson Corp

A plasticizing device includes a plasticizing section that includes a feeding port for receiving a material and plasticizes the material to generate a melted material, a material feeding section that includes a depositing port communicating with the feeding port and feeds the material from the depositing port to the plasticizing section, and a blowing section that blows gas into a feeding path connecting the depositing port and the feeding port.

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Номер записи: 38
08-05-2014 дата публикации

Injection Mold With Fail Safe Pressure Mechanism

Номер: US20140127338A1
Автор: Dennis James PRATEL, Gene Michael Altonen, Ralph Edwin Neufarth, Vincent Sean Breidenbach, Walter Thomas DAVIS, III
Принадлежит: Procter and Gamble Co

A low pressure injection mold includes a failsafe pressure mechanism that prevents the low pressure injection mold from being subjected to excessive injection pressures or excessive clamping tonnage that could damage the low pressure injection mold.

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Номер записи: 39
10-03-2022 дата публикации

METHOD OF ADJUSTING A DIMENSION OF A MOLDED PRODUCT

Номер: US20220072750A1
Автор: CHANG RONG-YEU, CHANG YUING, Cheng Ting-Yu, HSU CHIA-HSIANG
Принадлежит:

The present disclosure provides a method of adjusting a dimension of a molded product. The method includes generating a plurality of adjusted molding conditions comprising an adjusted velocity profile and an adjusted packing pressure profile; conducting, via an injection-molding apparatus, an actual molding to produce a molded product using the adjusted molding conditions if the adjusted molding condition is qualified; determining whether a dimension of the molded product needs to be adjusted; and updating at least one of the adjusted molding conditions if the dimension of the molded product needs to be adjusted. 1. A method of adjusting a dimension of a molded product , comprising:generating a plurality of adjusted molding conditions comprising an adjusted velocity profile and an adjusted packing pressure profile;conducting, via an injection-molding apparatus, an actual molding to produce a molded product using the adjusted molding conditions if the adjusted molding conditions are qualified;determining whether a dimension of the molded product needs to be adjusted; andupdating at least one of the adjusted molding conditions if the dimension of the molded product needs to be adjusted.2. The method of claim 1 , wherein generating the plurality of adjusted molding conditions comprises:performing, via the computer-assisted engineering simulation software, a first simulation process to generate a plurality of molding conditions comprising a default injection velocity profile and a default packing pressure profile;conducting, via the injection-molding apparatus, a trial molding to inject a molding material into a mold using the molding conditions and then sensing a plurality of in-mold pressures at different sites in a mold cavity of the mold during the trial molding;conducting, via the injection-molding apparatus, an actual molding to produce the molded product using the molding conditions that were used for conducting the trial molding if a deviation of the in-mold ...

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Номер записи: 40
01-03-2018 дата публикации

INJECTION MOLDING SYSTEM WITH USER-ADJUSTABLE VARIABLES

Номер: US20180056566A1
Автор: Altonen Gene Michael, Burns Brian Matthew, Hanson, III H. Kenneth
Принадлежит:

An injection molding machine uses a controller to effectively control its operation. The controller may determine and/or receive information regarding the machine's maximum load capacity, and may also determine a current operational load value of the machine. The controller may cause the machine to operate at any number of combinations of settings of operational parameters which result in the machine operating at or below the maximum load value by adjusting any number of machine parameters associated with the injection molding machine based on feedback sensors measuring real-time operating conditions of the machine. 1. A method of operating an injection molding machine , the method comprising:providing an injection molding machine having a controller adapted to control operation thereof;entering a learning mode of the controller to obtain a reference load curve;upon obtaining the reference load curve, entering an operational mode of the controller; andusing the controller, selectively operating the injection molding machine such that an average operational load value of the injection molding machine remains at or below the reference load curve.2. The method of claim 1 , wherein the reference load curve is obtained by calculating an initial load value of the injection molding machine based on a first set of operating parameters and calculating a modified load value of the injection molding machine by operating the injection molding machine based on a second set of operating parameters.3. The method of claim 2 , wherein the initial load value is calculated by sensing at least one of a nozzle pressure claim 2 , injection pressure claim 2 , screw velocity claim 2 , and voltage over a predetermined per-cycle period of time and calculating a load value using the sensed data.4. The method of claim 2 , wherein the modified load value is calculated by sensing at least one of a nozzle pressure claim 2 , injection pressure claim 2 , screw velocity claim 2 , and voltage over a ...

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Номер записи: 41
01-03-2018 дата публикации

INJECTION MOLDING SYSTEM WITH DISCRETELY-ADJUSTABLE VARIABLE CONTROL

Номер: US20180056567A1
Автор: Altonen Gene Michael, Burns Brian Matthew, Hanson, III H. Kenneth
Принадлежит:

An injection molding machine uses a controller to effectively control its operation. The controller may determine and/or receive information regarding the machine's maximum load capacity, and may also determine a current operational load value of the machine. The controller also may determine a number of set points used to operate the machine. The controller may cause the machine to operate at these set points, thereby resulting in the machine operating at or below the maximum load value by adjusting any number of machine parameters associated with the injection molding machine. 1. A method of operating an injection molding machine , the method comprising:providing an injection molding machine having a controller adapted to control operation thereof;entering a learning mode of the controller to obtain a reference load curve;upon obtaining the reference load curve, obtaining a plurality of set points along the reference load curve;upon obtaining the reference load curve and the plurality of set points, entering an operational mode of the controller; andusing the controller, operating the injection molding machine at one of the plurality of set points such that an average operational load value of the injection molding machine remains at or below the reference load curve.2. The method of claim 1 , wherein the reference load curve is obtained by calculating an initial load value of the injection molding machine based on a first set of operating parameters and calculating a modified load value of the injection molding machine by operating the injection molding machine based on a second set of operating parameters.3. The method of claim 2 , wherein the initial load value is calculated by sensing at least one of a nozzle pressure claim 2 , injection pressure claim 2 , screw velocity claim 2 , and voltage over a predetermined per-cycle period of time and calculating a load value using the sensed data.4. The method of claim 2 , wherein the modified load value is calculated ...

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Номер записи: 42
02-03-2017 дата публикации

INJECTION MOLDING SYSTEM

Номер: US20170057144A1
Автор: SHIRAISHI Wataru
Принадлежит:

In an injection molding system, a holding force changing means reduces a holding force to a predetermined level or less if a predetermined or higher load is detected by an external load detection means after a molded article is transported to a work area of an operator by a molded article transport device. Thus, the operator can easily take out and inspect the molded article. 1. An injection molding system comprising an injection molding machine , which comprises a mold and molds a molded article by means of the mold , and a molded article transport device , which takes out the molded article from the mold and transports the molded article , and configured so that the molded article transport device and an operator share an area in common and perform cooperative work , the injection molding system comprising:a holding force changing means for changing a holding force of the molded article transport device to hold the molded article; andan external load detection means for detecting an external load applied to the molded article held by the molded article transport device,wherein the holding force changing means reduces the holding force to a predetermined level or less if a predetermined or higher load is detected by the external load detection means after the molded article is transported to the work area of the operator by the molded article transport device.2. An injection molding system comprising an injection molding machine , which comprises a mold and molds a molded article by means of the mold , and a molded article transport device , which takes out the molded article from the mold and transports the molded article , and configured so that the molded article transport device and an operator share an area in common and perform cooperative work , the injection molding system comprising:a holding force changing means for changing a holding force of the molded article transport device to hold the molded article,wherein the holding force changing means reduces ...

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Номер записи: 43
02-03-2017 дата публикации

PLASTIC ARTICLE FORMING APPARATUSES AND METHODS FOR CONTROLLING MELT FLOW

Номер: US20170057148A1
Автор: Altonen Gene Michael, Dodd Michael Thomas, RAKER Joshua Douglas
Принадлежит:

A process of forming molded articles using an injection molding apparatus is provided. The process includes providing a thermoplastic material to the injection molding apparatus. The thermoplastic material is heated such that the thermoplastic material is in a molten state. The molten thermoplastic material is injected into at least one mold cavity of the injection molding apparatus using an injection element. A melt pressure of the thermoplastic material filling the at least one mold cavity is monitored using a sensor. The sensor provides a signal indicative of melt pressure in the cavity to a controller. The controller controls the injection element thereby changing melt pressure of the thermoplastic material filling the at least one mold cavity based on the signal to reach a target cavity pressure. A molded article is formed by reducing a mold temperature of the thermoplastic material within the at least one mold cavity. 1. A process of forming molded articles using an injection molding apparatus , the process comprising:providing a thermoplastic material to the injection molding apparatus;heating the thermoplastic material such that the thermoplastic material is in a molten state;injecting the molten thermoplastic material into at least one mold cavity of the injection molding apparatus using an injection element;monitoring melt pressure of the thermoplastic material filling the at least one mold cavity using a sensor, the sensor providing a signal indicative of melt pressure in the at least one mold cavity to a controller;the controller controlling the injection element thereby changing melt pressure of the thermoplastic material filling the at least one mold cavity based on the signal to reach a target cavity pressure; andforming a molded article by reducing a mold temperature of the thermoplastic material within the at least one mold cavity.2. The process of claim 1 , wherein the thermoplastic material having a starting melt flow index (MFI) and a range of ...

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Номер записи: 44
04-03-2021 дата публикации

Injection molding machine

Номер: US20210060841A1
Автор: Keisuke SUGAHARA
Принадлежит: FANUC Corp

An injection molding machine includes a belt transmission mechanism (mold opening/closing mechanism, ejector mechanism, screw drive mechanism, injection mechanism) configured to transmit drive force from a driving shaft (driving pulley) to a driven shaft (driven pulley) by means of a belt. The injection molding machine includes: a cover covering part or entirety of the belt; and a sensor attached to the cover and configured to detect an abnormality of the belt.

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Номер записи: 45
20-02-2020 дата публикации

Injection molding machine and the molding method thereof

Номер: US20200055223A1
Автор: Hirofumi Murata
Принадлежит: Nissei Plastic Industrial Co Ltd

A specific mold status Ac is caused in advance in which the interval of an inner portion Xi in the parting plane direction of a parting gap C between a fixed mold 2c and a movable mold 2m during the injection filling is larger than the interval of an outer edge portion Xo and the interval of the outer edge portion Xo is equal to or lower than a predetermined size Ls including 0. A molding injection pressure Pi is set as an injection pressure at which a non-defective product can be molded and a molding mold clamping force Pc is set as a mold clamping force by which a non-defective product can be molded. During the production, a mold 2 is clamped by a molding mold clamping force Pc and the clamped mold 2 is filled with the injected resin R by a molding injection pressure Pi. After a predetermined cooling time Tc has passed, a molded piece G is removed.

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Номер записи: 46
17-03-2022 дата публикации

METHOD FOR VIEWING AND SELECTING PRODUCTION RESOURCES, IN PARTICULAR PERIPHERAL DEVICES, FOR THE INJECTION MOLDING INDUSTRY, AND AN INDUSTRIAL INSTALLATION

Номер: US20220080634A1
Автор: RELLA Johannes, WITTMANN Peter Michael
Принадлежит: WITTMANN KUNSTSTOFFGERAETE GMBH

Method for viewing and selecting production resources, in particular peripheral devices, for the injection molding industry, which are organized in at least one work cell for producing an injection-molded part and connected to one another via a network. Following a manual storage request on a control device, in particular a work cell controller, or on a production resource, in particular a processing machine, all connected production resources are queried and defined data, such as the respective settings, as well as program sequences, formulations and other configurations, are read out from these and, together with the internal settings, in particular those of the processing machine, combined to form a mold data record for this injection-molded part. A listing of production resources for the injection-molded part producible on this processing machine can be automatically generated from the mold data record and displayed at an output location, preferably of the processing machine. 1. A method for viewing and selecting production resources , in particular peripheral devices , for the injection molding industry , which are organized in at least one work cell for producing an injection-molded part and are connected to one another via a network , wherein , following a manual storage request on a control device , in particular a work cell controller , or on a production resource , in particular a processing machine , all connected production resources are queried and defined data , such as the respective settings , as well as program sequences , formulations and other configurations , are read out from these and , together with the internal settings , in particular those of the processing machine , combined to form a mold data record for this injection-molded part , wherein a listing of the necessary production resources for the injection-molded part that can be produced on this processing machine can be automatically generated at any time from the mold data record and ...

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Номер записи: 47
09-03-2017 дата публикации

INJECTION MOLDING SYSTEM

Номер: US20170066172A1
Автор: NAGANO Yasumasa, SHIRAISHI Wataru
Принадлежит:

In an injection molding system, an amount of deformation of an elastic member is calculated from image data of the elastic member causing a nozzle to generate a nozzle touch force and a nozzle touch force of the nozzle is calculated by converting the amount of deformation. Accordingly, it becomes possible to detect abnormal conditions such as resin leakage and mold deformation and exercise correct control of the nozzle touch force. 1. An injection molding system including a mold , a nozzle capable of coming into contact with the mold , and an elastic member causing the nozzle to come into contact with the mold and having an injection unit causing the nozzle to generate a nozzle touch force by deforming the elastic member , the injection molding system comprising:an elastic member shooting unit for shooting the elastic member;a deformation amount calculation unit for calculating an amount of deformation of the elastic member from image data of the elastic member shot by the elastic member shooting unit; anda nozzle touch force conversion unit for converting data of the amount of deformation calculated by the deformation amount calculation unit into the nozzle touch force based on a correlation between the amount of deformation of the elastic member and the nozzle touch force determined in advance.2. The injection molding system according to claim 1 , further comprising a nozzle touch force control unit capable of controlling by setting a predetermined nozzle touch force.3. The injection molding system according to claim 1 , further comprising an elastic member shooting position moving unit for moving a shooting position of the elastic member shooting unit.4. The injection molding system according to claim 1 , further comprising:an injection unit shooting unit for shooting the injection unit; andan injection unit position calculation unit for calculating a position of the injection unit based on image data of the injection unit shot by the injection unit shooting unit ...

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Номер записи: 48
11-03-2021 дата публикации

Injection molding machine

Номер: US20210069956A1
Автор: Keisei KUMAMOTO, Yoshitaka HOSOTSUBO
Принадлежит: Sodick Co Ltd

An injection molding machine which includes a mold clamping device ( 20 ) that opens and closes a mold ( 90 ) and clamps the closed mold, an injection device ( 30 ) that injects a material into the clamped mold, and an ejecting device ( 21 ) that ejects a molded product ( 100 ) molded in the mold is provided. The injection molding machine further includes a plurality of cameras ( 2 ) that photograph the injection molding machine to generate image data, a memory ( 6 ) that records the image data, an input device that sets at least one photographing time by selecting the start or end of each process in a molding cycle, and a control device that controls the camera to photograph the injection molding machine at the at least one photographing time, and controls the memory to record the image data.

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Номер записи: 49
11-03-2021 дата публикации

CONTROL DEVICE AND CONTROL METHOD FOR INJECTION MOLDING MACHINE

Номер: US20210069957A1
Автор: HORIUCHI Atsushi
Принадлежит:

A control device for an injection molding machine is equipped with a pressure acquisition unit that acquires a pressure of a resin inside a cylinder, a reverse rotation control unit that causes a screw to be rotated in reverse based on a predetermined reverse rotation condition so as to reduce the resin pressure after having moved the screw rearward to a metering position, a compensation amount calculation unit that calculates a compensation amount to be made with respect to the reverse rotation condition, based on the resin pressure inside the cylinder acquired by the pressure acquisition unit when the reverse rotation of the screw is stopped, and a predetermined compensation function, and a compensation processing unit configured to compensate the reverse rotation condition based on the compensation amount calculated by the compensation amount calculation unit. 1. A control device for an injection molding machine including a cylinder into which a resin is supplied , and a screw configured to move forward and rearward and rotate inside the cylinder , the injection molding machine being configured to perform a metering of the resin while the resin is being melted inside the cylinder , by causing the screw to be moved rearward to a predetermined metering position while being forwardly rotated , the control device comprising:a pressure acquisition unit configured to acquire a resin pressure inside the cylinder;a reverse rotation control unit configured to cause the screw to be rotated in reverse based on a predetermined reverse rotation condition so as to reduce the resin pressure, after having moved the screw rearward to the metering position;a compensation amount calculation unit configured to calculate a compensation amount to be made with respect to the reverse rotation condition, based on the resin pressure inside the cylinder acquired by the pressure acquisition unit when the reverse rotation of the screw is stopped, and a predetermined compensation function; ...

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Номер записи: 50
24-03-2022 дата публикации

Injection Molding System and Setting Support Method for Injection Molding Machine

Номер: US20220088844A1
Автор: Arai Satoshi, SHIMADA Ryotaro
Принадлежит:

Provided is an injection molding system capable of improving usability for a user. The injection molding system determines a combination of a mold and an injection molding machine and a specific molding condition specific to the combination of the mold and the injection molding machine, and outputs the determined specific molding condition in a predetermined form for manual input to the injection molding machine. 1. An injection molding system comprising:one or more computers each including a processor and a storage device, whereinthe processordetermines a combination of a mold and an injection molding machine and a specific molding condition specific to the combination of the mold and the injection molding machine, andoutputs the determined specific molding condition in a predetermined form for manual input to the injection molding machine.2. The injection molding system according to claim 1 , whereinthe predetermined form corresponds to a configuration of a setting screen associated with the injection molding machine.3. The injection molding system according to claim 2 , whereinthe predetermined form is generated based on screen configuration information corresponding to the setting screen and the specific molding condition.4. The injection molding system according to claim 2 , whereinthe predetermined form corresponds to the configuration of the setting screen associated with the injection molding machine for manually inputting each setting parameter included in the specific molding condition.5. The injection molding system according to claim 1 , whereinthe predetermined form is associated with a user of the injection molding machine.6. The injection molding system according to claim 1 , whereinthe predetermined form includes a first predetermined form associated with a configuration of a setting screen associated with the injection molding machine and a second predetermined form associated with a user of the injection molding machine.7. The injection molding ...

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Номер записи: 51
24-03-2022 дата публикации

IMPROVEMENTS IN OR RELATING TO INJECTION SYSTEMS

Номер: US20220088845A1
Автор: Bertin Andre, VANEGHEM Bertrand
Принадлежит:

A resin detection system for closing an automated valve to prevent resin entering a vacuum line portion of an outlet line is described. The resin detection system comprises a support () to a pneumatically-actuated device (), a capacitive sensor () and a valve () are mounted. The sensor is configured to provide at least one signal indicative of the presence of resin in the outlet line which is used to close the valve automatically once the presence of resin is sensed by the capacitive sensor. The resin detection system forms part of an injection moulding apparatus and receives signals from a processor thereof to ensure that, if too much resin is injected, the valve is automatically closed even in the event that the sensor does not detect the presence of resin in the outlet line. 2. An injection moulding apparatus according to claim 1 , wherein the predetermined position comprises one of: upstream of the valve and downstream of the valve.3. An injection moulding apparatus according to claim 1 , wherein the processor is further configured for determining an actual quantity of liquid resin injected into the inlet line claim 1 , for comparing the determined quantity of liquid resin with the prescribed quantity of liquid resin claim 1 , and for generating a signal when the comparison exceeds a predetermined threshold to close the valve in the outlet line.4. An injection moulding apparatus according to claim 3 , wherein the generated signal is configured for generating an alarm.5. An injection moulding apparatus according to claim 1 , wherein the resin detection system comprises a differential detector having first and second sensors and the at least one signal comprises a differential signal derived from signals provided by the first and second sensors.6. An injection moulding apparatus according to claim 1 , wherein the at least one sensor comprises a capacitive sensor.7. An injection moulding apparatus according to claim 1 , wherein the resin detection system further ...

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Номер записи: 52
07-03-2019 дата публикации

SYSTEMS AND METHODS FOR AUTOTUNING PID CONTROL OF INJECTION MOLDING MACHINES

Номер: US20190070762A1
Автор: Altonen Gene Michael, Burns Brian Matthew
Принадлежит:

In order to reduce oscillations in process variables of an injection molding process, a variable-gain proportional-integral-derivative (PID) controller is utilized to control one or more of the process variables. The injection molding system may also include a tuning controller to automatically tune at least one of the proportional, integral, or derivative gains within a mold cycle. The tuning controller may obtain sensor data that monitors the operation of the injection molding machine to determine an adjustment to at least one of the proportional, integral, or derivative gains. The tuning controller may adjust the gains of the variable-gain PID controller in accordance with the determined adjustment to the at least one of the proportional, integral, or derivative gains. 1. A injection molding system comprising:injection molding machine;a pressure sensor configured to sense an injection pressure;a proportional-integral-derivative (PID) controller operatively connected to the pressure sensor and configured to control the injection pressure of the injection molding machine based upon an error between the sensed injection pressure and a pressure setpoint indicated by a control model, the PID controller having (i) a first gain associated with a proportional component; (ii) a second gain associated with an integral component; and (iii) a third gain associated with a derivative component;at least one other sensor configured to generate sensor data indicative of other operating parameters of the injection molding machine; and obtain, from the at least one other sensor, the generated sensor data;', 'based on the sensor data, determine a gain adjustment for at least one of the first, second, and third gains; and', 'adjust, using the determined gain adjustment, at least one of the first, second, and third gains., 'a tuning controller operatively connected to the at least one other sensor and to the PID controller, the tuning controller configured to2. The injection molding ...

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Номер записи: 53
07-03-2019 дата публикации

SYSTEMS AND METHODS FOR NORMALIZING PID CONTROL ACROSS INJECTION MOLDING MACHINES

Номер: US20190070763A1
Автор: Altonen Gene Michael, Burns Brian Matthew
Принадлежит:

In order to reduce oscillations in process variables of an injection molding process, an injection molding machine may be operatively connected to a model database that stores models of injection molding machines and molds. A tuning controller may set initial gain values of a variable-gain proportional-integral-derivative (PID) controller. To set the initial gains, the tuning controller may be configured to obtain, from the model database, a model for a first and second injection molding machines and a model for a mold. The tuning controller may analyze the models to determine a correlation between injection molding machine parameters and mold cycle performance for the mold. Accordingly, the tuning controller may apply the correlation to determine an initial gain value for a least one of the first, second, and third gains of the PID controller. The tuning controller may then set the initial gain values for the PID controller. 1. An injection molding system comprising:a first injection molding machine including a mold;a model database configured to store models for (i) the first injection molding machine, (ii) a second injection molding machine, and (iii) the mold, wherein the model of the mold includes data associated with historic mold cycles executed by the second injection molding machine using the mold;a proportional-integral-derivative (PID) controller configured to control an injection pressure of the first injection molding machine based upon a mold cycle, the PID controller having (i) a first gain associated with a proportional component; (ii) a second gain associated with an integral component; and (iii) a third gain associated with a derivative component; and obtain, from the model database, the model for the first and second injection molding machines and the model for the mold;', 'analyze the model of the mold and the model of the second molding machine to determine a correlation between injection molding machine parameters and mold cycle performance for ...

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Номер записи: 54
18-03-2021 дата публикации

INJECTION MOLDING APPARATUS AND METHOD FOR AUTOMATIC CYCLE TO CYCLE CAVITY INJECTION

Номер: US20210078221A1
Автор: Moss Mark
Принадлежит:

An injection molding system comprising: 1. An injection molding system for initiating flow of fluid material into multiple gates of a mold cavity during an injection molding cycle , the system comprising:a first selected valve comprising a first fluid flow passage having a first gate to the cavity, a first valve pin driven reciprocally along an axial upstream downstream path of travel through the first flow passage by a first actuator between gate open and gate closed positions,one or more downstream valves, each downstream valve comprising a downstream fluid flow passage having a downstream gate to the cavity disposed downstream of the first gate, a downstream valve pin driven reciprocally along an axial upstream downstream path of travel through the downstream fluid flow passage by a downstream actuator between a gate open and a gate closed position,at least one fluid property sensor mounted within the system such that the fluid property sensor detects, at a downstream detection time, a flow front of the fluid material flowing downstream through the mold cavity at a trigger location within the cavity disposed between the first gate and at least one selected downstream gate,the fluid property sensor sending a first signal indicative of the downstream detection time to a controller,the controller receiving the first signal and including a set of instructions that instruct the actuator of the valve associated with the at least one selected downstream gate to open the gate on a first injection cycle by withdrawing the valve pin from the gate closed position at an instruction time (X), the instruction time on the first injection cycle comprising a predetermined open gate target time (X) following the downstream detection time,wherein the valve associated with the at least one selected downstream gate further includes a position sensor that detects an actual open gate time (A) upon withdrawal of the valve pin from the at least one selected downstream gate, the position ...

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Номер записи: 55
18-03-2021 дата публикации

INJECTION MOLDING APPARATUS AND METHOD FOR AUTOMATIC CYCLE TO CYCLE CAVITY INJECTION

Номер: US20210078226A1
Автор: Moss Mark
Принадлежит:

An injection molding system comprising: 112.-. (canceled)13. An injection molding system for initiating flow of fluid material into multiple gates of a mold cavity during an injection molding cycle , the system comprising:a first selected valve comprising a first fluid flow passage having a first gate to the cavity, a first valve pin driven reciprocally along an axial upstream downstream path of travel through the first flow passage by a first actuator between gate open and gate closed positions,one or more downstream valves, each downstream valve comprising a downstream fluid flow passage having a downstream gate to the cavity disposed downstream of the first gate, a downstream valve pin driven reciprocally along an axial upstream downstream path of travel through the downstream fluid flow passage by a downstream actuator between a gate open and a gate closed position,a controller receiving a first signal, indicative of a start of injection that feeds the fluid material to the injection molding system, the controller including a set of instructions that instruct the actuator of the valve associated with the at least one selected downstream gate to open the gate by withdrawing the valve pin from the gate closed position at an instruction time (X), the instruction time comprising a predetermined open gate target time (X) based on the first signal,wherein the valve associated with the at least one selected downstream gate further includes a position sensor that detects an actual open gate time (A) upon withdrawal of the valve pin from the at least one selected downstream gate, the position sensor sending a signal indicative of the actual open gate time (A) to the controller,the controller receiving the signal from the position sensor and including a set of instructions that automatically determines an automatic adjusted instruction time (X′) for use on a subsequent injection cycle, wherein the instructions that automatically determines comprises decreasing the time of ...

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Номер записи: 56
26-03-2015 дата публикации

INJECTION MOLDING MACHINE WITH VISCOSITY MEASURING FUNCTION AND METHOD FOR MEASURING VISCOSITY USING INJECTION MOLDING MACHINE

Номер: US20150084221A1
Автор: Oomori Akira
Принадлежит:

A nozzle is attached to a heating cylinder via a nozzle adapter. A sensor for pressure measurement is attached to the nozzle adapter. A molten resin is injected into the air with a front of the nozzle open, and a resin pressure is measured by pressure measuring unit while the molten resin is being injected into the air. Based on the resin pressure, the viscosity of the injected molten resin is determined. 1. An injection molding machine configured to melt a resin in a heating cylinder and then move a screw or a plunger forward to inject the molten resin through a nozzle , the injection molding machine comprising:a nozzle adapter attached between a tip portion of the heating cylinder and the nozzle to provide a molten resin channel that connects the heating cylinder to the nozzle;a pressure measuring unit configured to measure a resin pressure in the nozzle adapter; anda molten resin injecting unit configured to inject the molten resin into air with a front of the nozzle open,the injection molding machine further comprising:a viscosity determining unit configured to determine viscosity of the injected molten resin based on the resin pressure measured by the pressure measuring unit while the molten resin injecting unit is injecting the molten resin into the air.2. The injection molding machine according to claim 1 , wherein a resin pressure measurement position in the nozzle adapter is a position closer to the nozzle than an axial position that is closest to the nozzle claim 1 , among axial positions where the molten resin channel has a diameter equal to an inner diameter of a heating cylinder-side end surface.3. The injection molding machine according to claim 1 , wherein a pressure measurement position in the nozzle adapter is a cylindrical portion claim 1 , of the molten resin channel claim 1 , which has an inner diameter equal to an inner diameter of a nozzle-side end surface.4. The injection molding machine according to claim 1 , further comprising a storing unit ...

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Номер записи: 57
14-03-2019 дата публикации

SYSTEM AND METHOD FOR INJECTION MOULDING OF PLASTIC MATERIALS

Номер: US20190077062A1
Автор: BAZZO Maurizio
Принадлежит:

A system and method for the injection moulding of plastic material through a plurality of injectors each having a pin valve displaceable in a controlled fashion between a closing position and an opening position by a respective actuator of an electronic control type, in which there is provided prompt activation of a preset function of changing a colour of the plastic material to be injected, actuated according to an optimized sequence which minimizes a number of moulding operations required to change the colour. 1. A system for the injection molding of plastic material through a plurality of injectors each having a valve pin displaceable in a controlled fashion between a closing position and an opening position by a respective electronically controlled actuator according to set cycles , the system comprising:said set cycles including a standard injection cycle wherein some of the plurality of injectors inject an amount of plastic material lower than a maximum amount and lower than that of other of the plurality of injectors which inject a lesser amount of material as compared to the some of the plurality of injectors;an electronic control unit configured to activate a preset function of changing a color of the plastic material to be injected, actuated according to a color changing sequence different from the standard injection cycle,the color changing sequence including a complete opening of said some of the plurality of injectors to inject a maximum amount of plastic material for a limited number of injection cycles during which the other of the plurality of injectors remain closed, so as to reduce a number of molding operations required to change the color as compared to using the standard injection cycle to change the color of the plastic material to be injected.2. The system according to claim 1 , wherein the actuators are electrical actuators. This application is a divisional of U.S. application Ser. No. 15/007,722 filed on Jan. 27, 2016, and claims priority to ...

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Номер записи: 58
22-03-2018 дата публикации

Method for Molding Container Using Injection Stretch Blow Molding Machine

Номер: US20180079122A1
Автор: AOKI Shigeto, Hasegawa Kazuhide, MATSUZAKA Naohide
Принадлежит:

The present invention enables injection by an injection device to be carried out in an early stage while obviating nozzle touch, and shortens the molding cycle of an injection stretch blow molding machine. In the present invention, an injection device , which is designed to perform injection when a value counted up by a timer reaches a set count value, is linked and fixed to a hot runner device of an injection stretch blow molding machine . The count start point of the timer is set to: a stage in which a rotating plate rotates; a stage in which the rotating plate is made to stop rotating and is non-rotatably fixed; or a stage in which mold clamping of an upper mold and a lower mold begins. 1the injection molding unit of the injection stretch blow molding machine includes: a lower mold that is a cavity mold disposed on a side of an injection device, a hot runner nozzle of a hot runner device installed in the molding machine being disposed so as to face a bottom of the lower mold; an upper mold that is movable upward and downward in the vertical direction of the molding machine, the upper mold being a core mold that descends through the lip mold situated in the injection molding unit and forms an injection mold having a preform forming space therein with the lower mold on which the lip mold is overlaid; and a clamping device that clamps the upper mold and the lower mold on which the lip mold that passes the upper mold is overlaid,the method comprising:injecting a molten resin into the injection mold constituted of the upper mold, the lip mold situated in a position corresponding to the injection molding unit by a turn of the rotating plate, and the lower mold, to mold a preform;transferring the preform that is molded in the injection molding unit and held by the lip mold to the stretch blow molding unit by the turn of the rotating plate, and molding a container in the stretch blow molding unit by stretching and blowing the preform; andtransferring the container that ...

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Номер записи: 59
24-03-2016 дата публикации

Methods of Using Retrofitted Injection Molding Machines with Faster Cycle Times

Номер: US20160082636A1
Автор: Altonen Gene Michael, Dodd Michael Thomas
Принадлежит:

An injection molding machine that uses a mold and a native controller to operate according to an original mold cycle to mold plastic objects is retrofitted with a retrofit controller; the retrofitted machine uses the mold and the retrofit controller to operate according to a retrofit mold cycle to mold plastic objects. When molding according to the retrofit mold cycle, the injection molding machine can obtain a faster cycle time. 1. A method of using an injection molding machine , the method comprising:first, injection molding using a first injection molding machine, a first mold, and a native controller to injection mold production versions of a plastic object according to an original mold cycle for the first mold, the first injection molding machine including an injection unit, a nozzle in fluid communication with the injection unit, and the first mold, which is in fluid communication with the nozzle, wherein the native controller is programmed with at least a portion of the original mold cycle, wherein the original mold cycle has an original average cycle time, and wherein the native controller at least partially controls injection pressures of the machine according to the original mold cycle; andsecond, injection molding using a second injection molding machine, a second mold, and a retrofit controller to injection mold production versions of the plastic object according to a retrofit mold cycle for the second mold, the second injection molding machine including an injection unit, a nozzle in fluid communication with the injection unit, and the second mold, which is in fluid communication with the nozzle, wherein the retrofit controller is programmed with at least a portion of the retrofit mold cycle, wherein the retrofit mold cycle has a retrofit average cycle time, wherein the retrofit controller at least partially controls injection pressures of the machine according to the retrofit mold cycle;wherein the retrofit average cycle time is 5-35% shorter than the ...

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Номер записи: 60
24-03-2016 дата публикации

Methods of Using Retrofitted Injection Molding Machines with Reduced Pressures

Номер: US20160082638A1
Автор: Gene Michael Altonen, Michael Thomas Dodd
Принадлежит: IMFLUX INC

An injection molding machine that uses a mold and a native controller to operate according to an original mold cycle to mold plastic objects is retrofitted with a retrofit controller; the retrofitted machine uses the mold and the retrofit controller to operate according to a retrofit mold cycle to mold plastic objects. The retrofit mold cycle has a maximum injection pressure that is less than a maximum injection pressure of the original mold cycle. The retrofit mold cycle can also have more constant injection pressures than the original mold cycle.

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Номер записи: 61
24-03-2016 дата публикации

Methods of Using Retrofitted Injection Molding Machines with Reduced Temperatures

Номер: US20160082639A1
Автор: Altonen Gene Michael, Dodd Michael Thomas
Принадлежит:

An injection molding machine that uses a mold and a native controller to operate according to an original mold cycle to mold plastic objects is retrofitted with a retrofit controller; the retrofitted machine uses the mold and the retrofit controller to operate according to a retrofit mold cycle to mold plastic objects. When molding according to the retrofit mold cycle, the injection molding machine uses lower temperatures, when compared to molding according to the original mold cycle. 1. A method of using an injection molding machine , the method comprising:first, injection molding using a first injection molding machine, a first mold, and a native controller to injection mold production versions of a plastic object according to an original mold cycle for the first mold, the first injection molding machine including an injection unit, a nozzle in fluid communication with the injection unit, and the first mold, which is in fluid communication with the nozzle, wherein the native controller is programmed with at least a portion of the original mold cycle, wherein during the original mold cycle, the first injection molding machine has an average original mold cycle machine temperature profile; andsecond, injection molding using a second injection molding machine, a second mold, and a retrofit controller to injection mold production versions of the plastic object according to a retrofit mold cycle for the second mold, the second injection molding machine including an injection unit, a nozzle in fluid communication with the injection unit, and the second mold, which is in fluid communication with the nozzle, wherein the retrofit controller is programmed with at least a portion of the retrofit mold cycle, wherein during the retrofit mold cycle the second injection molding machine has an average retrofit mold cycle machine temperature profile;wherein the average retrofit mold cycle machine temperature profile is 5-50° C. less than the average original mold cycle machine ...

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Номер записи: 62
31-03-2022 дата публикации

SYSTEMS AND APPROACHES FOR AUTOTUNING AN INJECTION MOLDING MACHINE

Номер: US20220097273A1
Автор: Altonen Gene Michael, Burns Brian Matthew
Принадлежит:

Systems and approaches for controlling an injection molding machine and a mold forming a mold cavity and being controlled according to an injection cycle. The systems and methods include analyzing a model of at least one of the injection molding machine, the mold, and a molten material to determine initial values for one or more control parameters of the injection molding machine, and executing a run of injection cycles at the injection molding machine; measuring operation of the injection molding machine during a particular injection cycle of the run of injection cycles; determining one or more operational parameters exceed a threshold; and upon determining that the one or more operational parameters exceed the threshold, adjusting the one or more control parameters for subsequent injection cycles of the run of injection cycles. 1. An injection molding system comprising:an injection molding machine;a mold;a model database configured to store models for (i) the injection molding machine and (ii) the mold; and{'claim-text': ['analyze the model of at least the injection molding machine, wherein the model of the injection molding machine includes an indication of a resistivity for one or more parts of the injection molding machine;', 'determine initial values for one or more control parameters of the injection molding machine based at least upon the resistivity for the one or parts of the injection molding machine;', 'execute a run of injection cycles at the injection molding machine, wherein during each injection cycle of the run, the injection molding machine injects a molten material into a cavity of the mold according to an injection pattern;', 'measure operation of the injection molding machine during a particular injection cycle of the run of injection cycles;', 'determine one or more operational parameters exceed a threshold; and', 'upon determining that the one or more operational parameters exceed the threshold, adjust the one or more control parameters for ...

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Номер записи: 63
12-03-2020 дата публикации

Closed Loop Control for Injection Molding Processes

Номер: US20200078998A1
Автор: Gene Michael Altonen, William Francis LAWLESS, III
Принадлежит: IMFLUX INC

Systems and approaches for controlling an injection molding machine having a mold forming a mold cavity and being controlled according to an injection cycle include extruding a molten polymer according to an extrusion profile and measuring at least one variable during the extrusion profile with a first sensor. At least one extrusion operational parameter is adjusted based on the measured variable. The extrusion profile is terminated upon the molten polymer exceeding a first threshold, and the molten polymer is injected into the mold cavity according to an injection profile via a screw that moves from a first position to a second position. Upon completion of the injection profile, a recovery profile commences in which the screw is moved to the first position.

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Номер записи: 64
25-03-2021 дата публикации

INJECTION MOLDING MACHINE AND FLASH PREVENTION METHOD

Номер: US20210086424A1
Автор: Hakoda Takashi, OGASAWARA Mitsuhiro
Принадлежит:

When an injection molding machine performs molding, the mold clamping force on the mold is adjusted on the basis of a mold displacement of the mold or the injection peak pressure and injection foremost position so that the molding is performed without causing flash and by an appropriate mold clamping force with which energy can be reduced. The amount of mold displacement and also the injection peak pressure and the injection foremost position are monitored during automatic operation. If there occurs no mold displacement change exceeding a threshold or if there occurs no injection peak pressure anomaly or injection foremost position anomaly exceeding thresholds, the automatic operation is continued. If the mold displacement change occurs or if the injection peak pressure anomaly and the injection foremost position anomaly occur, the operation of the injection molding machine is stopped. 1. An injection molding machine comprising a mold clamping unit and an injection unit , the mold clamping unit including a movable platen attached movably along a tie bar located across a stationary platen and a pressure-receiving platen , the injection molding machine capable of performing automatic operation of repeating a molding cycle by the mold clamping unit closing a mold including a movable mold attached to the movable platen and a fixed mold attached to the stationary platen and applying a mold clamping force to perform mold clamping by extension of a toggle mechanism located between the pressure-receiving platen and the movable platen and the injection unit performing injection filling of a molten resin into the clamped mold ,the injection molding machine further comprising a mold gap detection sensor configured to detect mold displacement of the mold, the mold displacement referring to a change occurring in a gap between contact surfaces of the movable mold and the fixed mold along with a change in a length of the tie bar during the injection filling, an injection pressure ...

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Номер записи: 65
25-03-2021 дата публикации

INJECTION MOLDING SYSTEM AND METHOD FOR MANUFACTURING MOLDED OBJECT

Номер: US20210086425A1
Автор: ANEGAWA Kenta, Hayashi Riona, SASAGAWA Kakeru, Shinbaru Yuji, Takano Hiroki, Yamashita Seiichiro, Yokota Kei
Принадлежит:

An injection molding system includes: an injection molding machine configured to operate in accordance with a command generated using a first language, and inject a molten material into a mold to mold a molded object; a robot configured to operate in accordance with a command generated using a second language, and convey the molded object; and a control device configured to control the injection molding machine and the robot. When determining that an error occurs in at least one of the injection molding machine and the robot, the control device transmits, to the injection molding machine, a command generated using the first language and for causing the injection molding machine to execute a return operation, and transmits, to the robot, a command interpretable by the second language and for causing the robot to execute a return operation, so as to cause the injection molding machine and the robot to execute the return operations. 1. An injection molding system comprising:an injection molding machine configured to operate in accordance with a command generated using a first language, and inject a molten material from a nozzle into a mold to mold a molded object;a robot configured to operate in accordance with a command generated using a second language, and convey the molded object molded by the injection molding machine; anda control device configured to transmit the command generated using the first language to the injection molding machine to control the injection molding machine, and transmit a command interpretable by the second language to the robot to control the robot, whereinwhen determining that an error occurs in at least one of the injection molding machine and the robot, the control device transmits, to the injection molding machine, a command generated using the first language and for causing the injection molding machine to execute a return operation, and transmits, to the robot, a command interpretable by the second language and for causing the robot ...

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Номер записи: 66
25-03-2021 дата публикации

Heating module, method for producing a molded part and device for producing a molded part

Номер: US20210086435A1
Автор: André Kuhn, Martin Hahn, Oliver Leyh
Принадлежит: Leonhard Kurz Stiftung and Co KG

A heating module for heating at least one film element. The heating module has two or more heating segments with in each case one or more heating elements for heating a first area of the film element assigned to the respective heating segment, wherein the heating module and/or at least one of the heating segments includes at least one sensor for measuring the state of the heating of the film element.

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Номер записи: 67
29-03-2018 дата публикации

INJECTION MOLDING SYSTEM, INJECTION MOLDING MACHINE, AND PERIPHERAL DEVICE

Номер: US20180085985A1
Автор: UCHIYAMA Tatsuhiro
Принадлежит: FANUC Corporation

An injection molding system capable of easily calculating relative position information between a movable part of an injection molding machine and a movable part of a peripheral device is provided. A first control unit of an injection molding machine calculates first relative position information which is relative position information of a first movement position M set to a movable part in relation to a first reference position K set to a first connection portion A second control unit of a robot calculates second relative position information which is relative position information of a second movement position M set to a hand in relation to a second reference position K set to a second connection portion The first control unit and the second control unit calculate inter-drive-unit relative position information which is relative position information between the first movement position M and the second movement position M on the basis of the first relative position information and the second relative position information. 1. An injection molding system comprising an injection molding machine and a peripheral device connected to the injection molding machine , whereinthe injection molding machine includes:a first movable part;a first driving unit that moves the first movable part;a first control unit that calculates first relative position information on a relative position of a first movement position of the first movable part in relation to a first reference position of the injection molding machine; anda first output unit that outputs the first relative position information calculated by the first control unit to the peripheral device, andthe peripheral device includes:a second movable part;a second driving unit that moves the second movable part;a second control unit that calculates second relative position information on a relative position of a second movement position of the second movable part in relation to a second reference position of the peripheral device; ...

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Номер записи: 68
05-05-2022 дата публикации

MOLDING ASSISTANCE DEVICE FOR INJECTION MOLDING MACHINE

Номер: US20220134623A1
Автор: KOZUKA Makoto
Принадлежит: Nissei Plastic Industrial Co., Ltd.

A molding machine is provided with a basic information setting function unit for setting basic information including resin data relating to pellet material, screw data relating to screw, and molding condition data relating to molding conditions, computation processing function unit comprising a provisional plastication time computation processing unit for calculating a provisional plastication time from the basic information, a melt film heating amount computation processing unit for calculating a heating amount of a melt film from the provisional plastication time obtained from the provisional plastication time computation processing unit, and a plastication delay time conversion processing unit for converting the heating amount of the melt film obtained from the melt film heating amount computation processing unit into a plastication delay time, and an output function unit for outputting plastication delay time or plastication information obtained based on the plastication delay time.

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Номер записи: 69
19-03-2020 дата публикации

RESIN MOLDED ARTICLE AND METHOD FOR PRODUCING RESIN MOLDED ARTICLE

Номер: US20200086538A1
Автор: Funaoka Daiki
Принадлежит: TOYOBO CO., LTD.

An object of the present invention is to provide a technique by which, when producing a resin molded article using an insert member having low pressure resistance, molding can be easily performed, and deformation of the insert member can be suppressed. A method for producing a resin molded article of the present invention, the method includes the steps of disposing an insert member in a cavity of a mold; performing injection of molten resin into the cavity; terminating the injection on and after the molten resin reaches an overflow portion in the cavity and before the molten resin fills the overflow portion; and separating resin in the overflow portion. 1. A method for producing a resin molded article , the method comprising the steps of:disposing an insert member in a cavity of a mold;performing injection of molten resin into the cavity;terminating the injection on and after the molten resin reaches an overflow portion in the cavity and before the molten resin fills the overflow portion; andseparating resin in the overflow portion.2. The method for producing a resin molded article according to claim 1 , wherein the insert member is one or more tubes.3. The method for producing a resin molded article according to claim 2 , wherein claim 2 , under compression load of 100 gf per 1 cm of a length of the tubes by a pressure element claim 2 , the tubes have a height in a direction of compression of 7/10 or less of a height in the direction of compression prior to applying the compression load.4. The method for producing a resin molded article according to claim 1 , wherein the insert member is an electronic component having a hollow portion.5. The method for producing a resin molded article according to claim 1 , wherein a molding temperature is 100° C. or higher and 250 ° C. or lower.6. The method for producing a resin molded article according to claim 1 , wherein a pressure of the injection is 0.1 MPa or more and 50 MPa or less.7. The method for producing a resin ...

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Номер записи: 70
19-03-2020 дата публикации

METHODS FOR CONTROLLING INJECTION MOLDING PROCESSES BASED ON ACTUAL PLASTIC MELT PRESSURE OR CAVITY PRESSURE

Номер: US20200086542A1
Автор: Altonen Gene Michael, Collins Bryler, Huang Chow-Chi, III William Francis, Lawless
Принадлежит:

A method for controlling an injection molding process based upon an actual plastic melt pressure including identifying an optimal actual plastic melt pressure curve over time based on a baseline cycle, and adjusting in a subsequent cycle an injection pressure in order to cause a monitored pressure of the molten thermoplastic material to follow the optimal actual plastic melt pressure curve over time. A method for controlling an injection molding process based upon an plastic melt pressure setpoint adjusted using a cavity pressure, wherein the cavity pressure is multiplied by a process factor. Further, a method for controlling an injection molding process using real time cavity pressure including identifying an optimal cavity pressure curve over time based on a baseline cycle and adjusting, in a subsequent cycle, an injection pressure in order to cause a monitored cavity pressure to follow the optimal cavity pressure curve over time. 1. A method for controlling an injection molding process based upon an actual plastic melt pressure , the method comprising:injecting molten thermoplastic material into a mold cavity during a baseline cycle;measuring, using a sensor in or near a nozzle, a pressure of the molten thermoplastic material during the baseline cycle;tracking, by a controller, the measured pressure of the molten thermoplastic material over time during the baseline cycle;identifying, by the controller, an optimal actual plastic melt pressure curve over time based on the baseline cycle;injecting molten thermoplastic material into the mold cavity during a subsequent cycle;monitoring, using the sensor in or near the nozzle, the pressure of the molten thermoplastic material during the subsequent cycle; andadjusting, by the controller, an injection pressure in order to cause the monitored pressure of the molten thermoplastic material during the subsequent cycle to follow the optimal actual plastic melt pressure curve over time.2. The method of claim 1 , wherein the ...

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Номер записи: 71
19-03-2020 дата публикации

Temperature Control Device

Номер: US20200086544A1
Автор: KUDAMATSU Jun
Принадлежит:

A temperature control device is provided that is capable of making the temperature of a metallic mold speedily reach a target temperature. 1. A temperature control device that controls a temperature of a medium circulated through an object via a pipeline , the device comprising:a first medium circulating portion that circulates the medium via a first pipeline;a second medium circulating portion that circulates the medium via a second pipeline;a third medium circulating portion that circulates the medium via a third pipeline;a switching portion that switches the medium circulated through the object by selecting any one of the first pipeline, the second pipeline and the third pipeline; anda pressure supply portion that supplies a required pressure through a pressure pipe communicating with each of the first pipeline, the second pipeline and the third pipeline.2. The temperature control device according to claim 1 ,wherein the pressure supply portion is provided with a pressure control portion that controls the pressure supplied by the pressure supply portion, andthe pressure control portion controls the pressure so as to be not less than a saturated water vapor pressure corresponding to the highest one of temperatures at which the media circulating through the first pipeline, the second pipeline and the third pipeline come to a boil.3. The temperature control device according to claim 2 ,wherein a temperature detection portion is provided that detects the temperatures of the media circulating through the first pipeline, the second pipeline and the third pipeline, andthe pressure control portion controls the pressure so as to be not less than a saturated water vapor pressure corresponding to the highest one of temperatures of the media detected by the temperature detection portion.4. The temperature control device according to claim 3 ,wherein a calculation portion is provided that repetitively calculates the highest saturated water vapor pressure of saturated water ...

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Номер записи: 72
09-04-2015 дата публикации

Process and apparatus for making tufted article

Номер: US20150097309A1
Автор: Casey Joseph Gustafson, Gene Michael Altonen, Matthew Lloyd Newman
Принадлежит: Procter and Gamble Co

A process for making a tufted article from a thermoplastic material comprises controlling injection pressure according to a pressure-dominated algorithm including detecting at least 100 melt-pressure measurements per second upstream a front end of a mold cavity. An apparatus comprises a pressure-control mechanism for monitoring and adjusting an injection pressure according to the pressure-dominated algorithm, wherein the pressure-control mechanism comprises at least one high-frequency pressure sensor located upstream the mold cavity's front end.

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Номер записи: 73
21-03-2019 дата публикации

MANUFACTURING METHOD OF STACKED CORE AND MANUFACTURING DEVICE OF STACKED CORE

Номер: US20190089231A1
Автор: ICHIMARU Tomoyoshi, ISHIMATSU Hisatomo, KOTANI Shuhei, MABU Hirotoshi
Принадлежит: MITSUI HIGH-TEC, INC.

The manufacturing method of a motor core includes attaching an ID code to a stack of blanked members in which a magnet insertion hole to fill with a resin material is formed, the ID code containing information in accordance with a type of the stack, reading the information from the ID code which is attached to the stack, and setting a mold condition based on the information read from the ID code. The mold condition includes at least one type of condition including: the resin material to be injected to the magnet insertion hole, an injection amount of the resin material, and a discharge position of the resin material. A mold device is controlled to inject the resin material to the magnet insertion hole in accordance with the mold condition. 1. A manufacturing method of a stacked core , comprising:attaching an information storage portion to a stack of electrical steel sheets in which a resin filling hole to fill with a resin material is formed, the information storage portion containing information in accordance with a type of the stack;reading the information from the information storage portion attached to the stack; a type of the resin material to be injected to the resin filling hole,', 'an injection amount of the resin material, and', 'a discharge position of the resin material; and, 'selecting a mold condition based on the information read from the information storage portion, the mold condition selected from a group of mold conditions consisting of'}controlling a mold device to inject the resin material to the resin filling hole based, at least in part, on the selected mold condition.2. The manufacturing method of a stacked core according to claim 1 , further comprising:before the mold device is controlled to inject the resin material to the resin filling hole, conveying the stack to a pre-heating device; andbefore the mold device is controlled to inject the resin material to the resin filling hole, conveying the pre-heated stack from the pre-heating device to ...

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Номер записи: 74
07-04-2016 дата публикации

Injection molding system

Номер: US20160096298A1
Автор: Tatsuhiro Uchiyama
Принадлежит: FANUC Corp

Types of molded articles carried by a carrier are identified and the molded articles are sorted based on image-related information for the molded articles molded based on set operating conditions for injection molding machines and molded article images acquired by an image acquisition unit. It is thus possible to narrow down candidate images in processing in a molded article identification unit, thereby making it possible to construct an injection molding system that has excellent production efficiency with a reduced load on processing in the molded article identification unit.

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Номер записи: 75
12-05-2022 дата публикации

Injection Molding Machine Management System

Номер: US20220143887A1
Автор: Hiroki Minowa, Kazuhiko Tsuchimoto, Takuya Higuchi, Yuji Saito
Принадлежит: Seiko Epson Corp

There is provided an injection molding machine management system including an injection molding machine configured to mold a molded article with injection molding, a peripheral device configured to perform a post-process of the injection molding, and a control device communicably coupled to the injection molding machine and the peripheral device. The injection molding machine management system includes a generating section configured to generate a common identifier for each of predetermined production units and transmit the common identifier to the peripheral device. Molding data concerning the injection molding and post-process data concerning the post-process are correlated with the common identifier.

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Номер записи: 76
06-04-2017 дата публикации

CONTROL SYSTEM AND CONTROL METHOD OF MANUFACTURING INJECTION MOLDING PRODUCTS

Номер: US20170095960A1
Автор: Chang Yung-Hsiang, Chen Shia-Chung, LEE KUAN-HUA, TSENG CHIA-YEN
Принадлежит:

A control system and a control method of manufacturing injection molding products are provided. The control system includes an injection molding machine, an information input interface, a computing server and a data conversion device. At first, product information is inputted through the information input interface. The product information is transmitted to the computing server, and then the computing server determines injection molding parameters according to the product information. The injection molding parameters are transmitted to the information input interface. After data conversion through the data conversion device, the injection molding machine is controlled to manufacture the injection molding products according to the converted injection molding parameters. 1. A control system of manufacturing injection molding products , comprising:an injection molding machine, configured to manufacture the injection molding products;an information input interface, configured to receive and transmit product information of the injection molding products;a computing server, in communication with the information input interface, configured to receive the product information transmitted from the information input interface, determine a plurality of injection molding parameters according to the product information, and transmit the injection molding parameters to the information input interface; anda data conversion device, in communication with the injection molding machine and the information input interface, configured to receive and convert the injection molding parameters from the information input interface, the converted injection molding parameters having a data format acceptable by the injection molding machine which is controlled according to the converted injection molding parameters.2. The control system according to claim 1 , wherein the injection molding parameters include a melting temperature claim 1 , a mold temperature claim 1 , a filling time claim 1 , an ...

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Номер записи: 77
16-04-2015 дата публикации

CLOSED LOOP CONTROL OF AUXILIARY INJECTION UNIT

Номер: US20150102515A1
Автор: Catoen Bruce, Gammon Scott
Принадлежит:

A method and apparatus of controlling commencement of an injection of a melt stream of moldable material from an auxiliary injection unit. A sensor is placed in an injection molding system to sense a condition related to an injection of a first melt stream of a first moldable material provided by a primary injection unit. Commencement of a second melt stream of a second moldable material from the auxiliary injection unit is initiated upon the sensed condition related to the injection of the first melt stream being detected at a preselected value. The sensed condition may be a pressure, velocity or temperature of the first melt stream as provided by a direct sensor, a force or strain on a hot runner component as provided by an indirect sensor or the occurrence of a function of the injection molding system as provided by a functional sensor. 1. A method of injection molding , the method comprising:monitoring a condition related to an injection of a first melt stream of moldable material from a primary injection unit having a primary injection unit controller with a sensor in communication with a secondary injection unit controller; andsignaling a secondary injection unit with the secondary injection unit controller to adjust an injection of a second melt stream of moldable material from the secondary injection unit in response to the monitored condition of the first melt stream.2. The method of injection molding according to claim 1 , wherein the monitoring the condition related to the injection of the first melt stream of moldable material comprises measuring the condition related to the injection of the first melt stream at preset time intervals.3. The method of injection molding according to claim 1 , further comprising:adjusting the injection of the second melt stream of moldable material to be proportionate to the injection of the first melt stream of moldable material.4. The method of injection molding according to claim 1 , further comprising:determining ...

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Номер записи: 78
16-04-2015 дата публикации

POWER SUPPLYING METHOD FOR INJECTION MOLDING MACHINE HAVING TRANSFORMER

Номер: US20150102760A1
Автор: KOYAMA Hideki
Принадлежит:

An injection molding machine has a first servo amplifier configured to operate with a first voltage, a second servo amplifier configured to operate with a second voltage, and a transformer which has a primary side terminal and a secondary side terminal and transforms voltages mutually in a predetermined voltage ratio. A main power supply is connected to a primary side terminal or a secondary side terminal of the transformer, depending on whether a voltage of the main power supply supplied to the injection molding machine is equal to the first voltage or the second voltage, respectively. The first or the second servo amplifier is connected to a terminal of the transformer on the side where the main power supply is not connected. 1. A power supplying method for an injection molding machine , supplying a voltage by, when the voltage of a main power supply supplied to the injection molding machine is equal to the first allowable voltage, connecting the primary side terminal of the transformer to the main power supply, and connecting the first servo amplifier directly to the main power supply, while connecting the second servo amplifier to the secondary side terminal of the transformer to cause the transformer to transform the voltage of the main power supply in the predetermined voltage ratio; and', 'supplying a voltage by, when the voltage of a main power supply supplied to the injection molding machine is equal to the second allowable voltage, connecting the secondary side terminal of the transformer to the main power supply, and connecting the first servo amplifier to the primary side terminal of the transformer to cause the transformer to transform the voltage of the main power supply in the reciprocal of the predetermined voltage ratio, while connecting the second servo amplifier directly to the main power supply., 'wherein the injection molding machine includes a first servo amplifier configured to operate with a first allowable voltage, a second servo amplifier ...

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Номер записи: 79
19-03-2020 дата публикации

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

Номер: US20200092377A1
Автор: Koji Ikeda, Mitsuhara Hamahata, Ryuichi Kanazawa
Принадлежит: Yushin Precision Equipment Co Ltd

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.

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Номер записи: 80
26-03-2020 дата публикации

Multi-layer injection molded container

Номер: US20200094457A1
Автор: Brian W. Elflein, Joel R. Frerichs, Joshua J. Eastman
Принадлежит: Gateway Plastics LLC

A method for manufacturing an injection molded container includes operating an injection molding apparatus to inject one or more polymeric materials into a mold cavity to form a container. The container includes an energy director ring protruding from an inside surface of the container and extending circumferentially along the inside surface. The method includes welding a filter onto the inside surface by applying a welding force to the inside surface. The energy director ring causes the welding force to be concentrated at a location of the energy director ring, thereby forming a circumferential weld that secures the filter to the inside surface the location of the energy director ring.

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Номер записи: 81
26-03-2020 дата публикации

DEVICE FOR ASSISTING MOLDING CONDITION DETERMINATION AND INJECTION MOLDING APPARATUS

Номер: US20200094461A1
Автор: BABA Toshiyuki, Hasuike Masaharu, KIMURA Kouji, Okubo Yusuke
Принадлежит: JTEKT CORPORATION

A device for assisting molding condition determination includes a molding state data adjustment amount obtaining unit and a molding condition element adjustment amount obtaining unit. The molding state data adjustment amount obtaining unit obtains, using a first learning model, a molding state data adjustment amount having a value equivalent to a difference between molding state data detected by a sensor and a molding state data target value. The molding condition element adjustment amount obtaining unit obtains, using a second learning model, an adjustment amount for a molding condition element corresponding to the molding state data adjustment amount. 1. A device for assisting molding condition determination and for use with a molding method that molds an article by feeding molten material into a cavity of a mold of a molding apparatus , the device comprising:a first learning model storage unit that stores a first learning model created through machine learning in which at least molding state data detected during molding of the article by a sensor attached to the molding apparatus is used as first learning data, the first learning model relating to the molding state data and a quality element of the molded article;a second learning model storage unit that stores a second learning model created through machine learning in which the molding state data and a molding condition element are used as second learning data, the second learning model relating to the molding state data and the molding condition element;a molding state data adjustment amount obtaining unit that obtains, using the first learning model, a molding state data adjustment amount having a value equivalent to a difference between the molding state data detected by the sensor and a molding state data target value; anda molding condition element adjustment amount obtaining unit that obtains, using the second learning model, an adjustment amount for the molding condition element corresponding to the ...

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Номер записи: 82
08-04-2021 дата публикации

External sensor kit for injection molding apparatus and methods of use

Номер: US20210101323A1
Автор: Chow-Chi Huang, Gene Michael Altonen, Rick Alan POLLARD
Принадлежит: IMFLUX INC

Embodiments within the scope of the present disclosure are directed to external sensor kits that may be included in new injection molds or retrofitted into existing injection molds in order to approximate conditions within a mold, such as pressure or the location of a melt flow front. Such kits are designed to amplify meaningful measurements obtained by the external sensor kit so that noise measurements do not prevent the approximation of conditions within a mold. In some embodiments within the scope of the present disclosure, an external sensor kit includes a strain gauge sensor, a coupon, a support bracket, and a hammer. The strain gauge sensor is placed on a surface of the coupon and measures the strain in the coupon.

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Номер записи: 83
26-03-2020 дата публикации

DISPLAY DEVICE AND DISPLAY SYSTEM OF INJECTION MOLDING MACHINE

Номер: US20200097143A1
Автор: MARUYAMA Junpei, UCHIYAMA Tatsuhiro
Принадлежит: FANUC Corporation

A display device and a display system of an injection molding machine, capable of automatically displaying a window highly relevant to a window being displayed on a main screen on a sub-screen are provided. 1. A display device of an injection molding machine , capable of displaying two or more windows , comprising:a display unit having t least a main display unit and a sub-display unit;an input unit that receives an input related to selection of a window to be displayed on the display unit; anda display control unit that selectively controls the window to be displayed on the display unit based on the input to the input unit, whereinthe display control unit switches a window to be displayed on the main display unit based on the input to the input unit and displays a window displayed in the past on the main display unit on the sub-display.2. The display device of the injection molding machine according to claim 1 , whereinthe display control unit displays a window displayed previously on the main display unit on the sub-display unit.3. The display device of the injection molding machine according to claim 1 , whereinthe input unit receives a switching input for switching a window to be displayed on the sub-display unit, andthe display control unit switches a window to be displayed on the sub-display unit based on the switching input to the input unit.4. The display device of the injection molding machine according to claim 1 , further comprising:a counting unit that counts the number of display times of a window on the main display unit, whereinthe display control unit displays a window of which the number of display times counted by the counting unit is the largest on the sub-display unit.5. The display device of the injection molding machine according to claim 1 , further comprising:a counting unit that counts the number of selection times of a window selected to be displayed on the main display unit subsequently to a window being displayed on the main display unit, ...

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Номер записи: 84
02-06-2022 дата публикации

Closed Loop Control for Injection Molding Processes

Номер: US20220168938A1
Автор: Altonen Gene Michael, III William Francis, Lawless
Принадлежит:

Systems and approaches for controlling an injection molding machine having a mold forming a mold cavity and being controlled according to an injection cycle include extruding a molten polymer according to an extrusion profile and measuring at least one variable during the extrusion profile with a first sensor. At least one extrusion operational parameter is adjusted based on the measured variable. The extrusion profile is terminated upon the molten polymer exceeding a first threshold, and the molten polymer is injected into the mold cavity according to an injection profile via a screw that moves from a first position to a second position. Upon completion of the injection profile, a recovery profile commences in which the screw is moved to the first position. 1. An injection molding machine comprising:an injection unit having a mold forming a mold cavity and a screw that moves from a first position to a second position, the injection unit adapted to receive and inject a molten plastic material into the mold cavity via the screw to form a molded part;a controller adapted to control operation of the injection molding machine according to an injection cycle;a first sensor coupled to the injection molding machine and the controller, the first sensor adapted to measure at least one variable during an extrusion profile; adjust, during the extrusion profile, at least one extrusion operational parameter of the injection molding machine based on the at least one measured variable measured from the first sensor,', 'terminate the extrusion profile upon the molten polymer exceeding a first threshold,', 'inject the molten polymer into the mold cavity according to an injection profile using a screw that moves from a first position to a second position, and', 'upon completion of the injection profile, commence a recovery profile in which the screw is moved to the first position., 'wherein the controller is adapted to2. The injection molding machine of claim 1 , further comprising a ...

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Номер записи: 85
02-06-2022 дата публикации

APPARATUS FOR TAKING OUT MOLDED PRODUCT AND METHOD OF MONITORING OPERATIONS THEREOF

Номер: US20220168940A1
Автор: Kubo Sanai
Принадлежит:

A cycle time administration section of an apparatus for taking out a molded product of the present invention includes: a measurement section for measuring a cycle time for every one cycle of taking out a molded product; a setting and storing section for setting and storing a target cycle time; a comparison section for comparing the measured cycle time and the target cycle time for every one cycle; a counting section for counting the number of times that the measured cycle times consecutively exceed target time, following the measured cycle time that has first exceeded the target cycle time, if it is determined that the measured cycle time has exceeded the target cycle time as a result of the comparing; and an outputting section for outputting a detection signal if the counted number of times is more than n times. 1. A method of monitoring operations of an apparatus for taking out a molded product , comprising the steps of:measuring a cycle time required for one cycle of taking out a molded product from an injection molding machine;setting a target cycle time allowed by an administrator;comparing the cycle time measured every one cycle and the target cycle time;counting the number of times that the measured cycle times consecutively exceed the target cycle time, following the measured cycle time that has first exceeded the target cycle time, if it is determined that the measured cycle time has exceeded the target cycle time as a result of the comparing; andoutputting a detection signal if the counted number of times that the measured cycle times consecutively exceed the target cycle time is more than n times where n is an integer of one or more.2. The method of monitoring operations of an apparatus for taking out a molded product according to claim 1 , wherein:the target cycle time can be set only by the administrator of the apparatus for taking out a molded product.3. The method of monitoring operations of an apparatus for taking out a molded product according to ...

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Номер записи: 86
19-04-2018 дата публикации

CONTROL DEVICE FOR A HANDLING DEVICE

Номер: US20180104875A1
Автор: HOEGLINGER Wolfgang
Принадлежит:

A control device for a handling device includes a storage medium, a processing unit, an output for outputting signals, and an input for receiving signals from the handling device. A waiting phase is conducted before an actuation of an end-of-arm tool mounted to an end-of-arm of a handling arm. The signals received by the input represent a dynamic parameter of the end-of-arm of the handling arm and the threshold value corresponds to a specific dynamic parameter of the end-of-arm stored in the storage medium. The received signals can be compared with the threshold value by a comparison unit of the control device, and the end of the waiting phase can be determined when reaching the threshold value. Depending on the curve of the dynamic parameter, the threshold valuecan be determined and the end of the waiting phase can be determined when reaching the threshold value (G). 2. The control device according to claim 1 , wherein a continuation signal can be outputted by the control device in dependence on the determined end of the waiting phase.3. The control device according to claim 1 , wherein the dynamic parameter is an oscillation value which is determined claim 1 , preferably measured or calculated claim 1 , on the basis of the speed claim 1 , the acceleration claim 1 , the deflection claim 1 , the stress state claim 1 , and/or the position of the end-of-arm.4. A handling device for a molding machine claim 1 , comprisinga handling arm which comprises an end-of-arm,an end-of-arm tool mounted to the handling arm for handling a molding part or a semi-finished product,at least one drive device for the handling arm, and{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'a control device according to .'}5. The handling device according to claim 4 , wherein the handling device comprises a handling control system claim 4 , wherein the control device is signally connected to the handling control system or is integrated into the handling control system.6. The handling device ...

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Номер записи: 87
21-04-2016 дата публикации

CONTROL DEVICE FOR INJECTION MOLDING MACHINE

Номер: US20160110032A1
Автор: Kariya Toshihiko, Okochi Yasuo, TAKII Takashi
Принадлежит:

Provided is a control device for an injection molding machine, capable of reducing the load on a user, in relation to display image selection. The control device for the injection molding machine comprises: a display unit that displays display images including information relating to molding conditions for the injection molding machine; display image selection buttons that directly summon display images and display the display images on the display unit; and a storage unit that stores a plurality of desired display image selection buttons, as customizable menu display items. 19-. (canceled)10. A control device for an injection molding machine comprising:a display unit which displays a display image including information relating to molding conditions of an injection molding machine;a display image selection button which directly summons the display image and displays the display image on the display unit;a storage unit which stores a plurality of desired display image selection buttons as customizable menu display items; anda control unit which controls the display of the display image and the display of the customizable menu on the display unit,wherein a customized menu display item, in which the plurality of desired display image selection buttons are customized and a user selectively operates the desired display image, is able to be stored in the storage unit.11. The control device for an injection molding machine according to claim 10 ,wherein the storage unit further stores one user ID or a plurality of user IDs assigned to each user, and one customized menu display item or a plurality of customized menu display items associated with the user ID, andwherein the control unit reads the customized menu display item associated with one user ID from the storage unit and displays the display image including the customized menu display item on the display unit when one user ID among the plurality of user IDs is input.12. The control device for an injection molding ...

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Номер записи: 88
02-04-2020 дата публикации

STATE DETERMINATION DEVICE AND STATE DETERMINATION METHOD

Номер: US20200101651A1
Автор: HORIUCHI Atsushi
Принадлежит:

A state determination device that determines an operation state of an injection molding machine stores respective specification data of a reference injection molding machine and an injection molding machine that is different from the reference injection molding machine, and acquires data related to the injection molding machine. Then, the state determination device converts the acquired data into yardstick data by a conversion formula set for every type of data, by using the stored specification data of the reference injection molding machine and the stored specification data of the injection molding machine and performs machine learning using the yardstick data obtained through the conversion so as to generate a learning model. 1. A state determination device that determines an operation state of an injection molding machine , the state determination device comprising:a data acquisition unit that acquires data related to the injection molding machine;a specification data storage unit that stores respective specification data of a reference injection molding machine and one or more other injection molding machines different from the reference injection molding machine;a numeric conversion unit that converts data acquired by the data acquisition unit into yardstick data by a conversion formula set for every type of data, using the specification data of the reference injection molding machine and the specification data of the other injection molding machine which are stored in the specification data storage unit; anda learning unit that performs machine learning using the yardstick data obtained through conversion performed by the numeric conversion unit, and generates a learning model.2. A state determination device that determines an operation state of an injection molding machine , the state determination device comprising:a data acquisition unit that acquires data related to the injection molding machine;a specification data storage unit that stores respective ...

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Номер записи: 89
02-04-2020 дата публикации

Injection molding machine and screw control method for injection molding machine

Номер: US20200101652A1
Автор: Junpei Maruyama, Kodai Nanri
Принадлежит: FANUC Corp

An injection molding machine includes: a screw inserted in an injection cylinder and configured to be movable in the axial direction; a motor configured to move the screw; a torque detection unit configured to detect the torque of the motor; a position detection unit configured to detect the position of the screw; a motor drive control unit configured to drive the motor while imposing torque limitation so that the motor's torque will not exceed a limit torque, to thereby advance the screw to the foremost position in the direction of injection; and a determination unit configured to determine that unmelted resin remains inside the injection cylinder if the moving speed of the screw becomes lower than or equal to a predetermined speed while the screw is advancing to the foremost position.

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Номер записи: 90
30-04-2015 дата публикации

Injection Molding Machines and Methods for Accounting for Changes in Material Properties During Injection Molding Runs

Номер: US20150115491A1
Автор: Altonen Gene Michael, Breidenbach Vincent Sean, GERGOV Milko Georgiev, McConnell Kimberly Nichole
Принадлежит:

A method and a machine account for changes in material properties of molten plastic material during an injection run. A change in a control signal is calculated by a controller during the injection molding run. If the change in the control signal indicates a change in material flowability, the controller alters a target injection pressure to ensure that molten plastic material completely fills and packs a mold cavity to prevent part flaws such as short shots or flashing. 1. A method of automatically adjusting an injection molding process to compensate for variations in the flowability of a molten plastic material , the method comprising:providing an injection molding machine with at least one mold cavity;providing an injection molding controller, which includes a pressure control output that is configured to provide a control signal, which, at least partially determines an injection molding pressure for the injection molding process of the injection molding machine;measuring a first control signal from the pressure control output at a first time in an injection molding cycle;measuring a second control signal from the pressure control output at a second time in the injection molding cycle, subsequent to the first time;comparing the first control signal from the pressure control output and the second control signal from the pressure control output to obtain a comparison result; anddetermining a third control signal for the pressure control output, based at least in part on the comparison result, at a third time that is subsequent to the second time.2. The method of claim 1 , wherein the determining includes determining the third control signal at a third time claim 1 , which is within the same injection molding cycle as the second time.3. The method of claim 1 , wherein the third time is located in a subsequent molding cycle from the second time.4. The method of claim 1 , including:determining a time difference between the first time and the second time; andwherein ...

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Номер записи: 91
28-04-2016 дата публикации

Temperature control device of injection molding machine

Номер: US20160114514A1
Автор: Hiroyuki Miyazaki, Takashi Hakoda, Toshimi Kato
Принадлежит: Nissei Plastic Industrial Co Ltd

A PID control system 10 is included to determine the deviation value e of a detection temperature PV and a set temperature SV, to perform PID control such that the deviation value e becomes zero and to output, to the corresponding heating portion 4 or cooling portion 5 , only one of a heating operation amount yh which is generated by an I operation output, a D operation output, the deviation value e and a heating side proportional band to perform control on the heating portion 4 and a cooling operation amount yc which is generated by an I operation output, a D operation output, the deviation value e and a cooling side proportional band to perform control on the cooling portions 5 , whichever amount is relatively larger.

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Номер записи: 92
26-04-2018 дата публикации

Nozzle for a tool for injecting chemical anchor resin

Номер: US20180111154A1
Автор: Emmanuel Vallon, Guy Jaillet, Jean-Luc Simonin, Jerome Couvreur, Ludovic Tournier, Matthieu Perrier, Michel Gleizolles, Pascale Grandjean
Принадлежит: ILLINOIS TOOL WORKS INC

A nozzle for a tool for injecting chemical anchor resin into a hole in a wall, said nozzle comprising a body of elongate shape and comprising a longitudinal end for connection to said tool or to at least one cartridge of said tool, said body comprising at least one internal longitudinal duct for the passage of resin, wherein said nozzle comprises mechanisms for cleaning said hole by brushing and/or injection of air.

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Номер записи: 93
26-04-2018 дата публикации

PORTABLE TOOL

Номер: US20180111297A1
Автор: Couvreur Jérôme, Gleizolles Michel, Grandjean Pascale, Jaillet Guy, Perrier Matthieu, Simonin Jean-Luc, Tournier Ludovic, Vallon Emmanuel
Принадлежит:

A tool for injecting chemical anchor resin into a hole in a wall, comprising a main handgrip for holding the tool, a trigger for operating at least one function of the tool, and a member of elongate shape intended to be inserted into a hole in the wall, said tool being equipped with a depth stop intended to bear against the wall, wherein the depth stop is situated at a free longitudinal end of a piston rod of a linear actuator of the tool and in that the tool further comprises actuator control mechanism(s) configured to vary the deployed length of said piston rod while the tool is in operation. 117-. (canceled)18. A chemical anchor resin injecting tool comprising:a main handgrip;a trigger;an elongate member sized for insertion into a hole in a wall;a linear actuator including a piston rod and a depth stop attached to a free end of the piston rod and configured to bear against the wall; andan actuator control assembly operably connected to the linear actuator to vary a deployed length of the piston rod.19. The chemical anchor resin injecting tool of claim 18 , which is configured to inject resin into the hole.20. The chemical anchor resin injecting tool of claim 18 , wherein the elongate member includes a nozzle through which resin or air can be injected into the hole.21. The chemical anchor resin injecting tool of claim 18 , wherein the actuator control assembly is operably connected to the linear actuator to reduce the deployed length of the piston rod at a first speed during a first phase of operation of the chemical anchor resin injecting tool and to increase the deployed length of the piston rod at a second speed during a second phase of operation of the chemical anchor resin injecting tool.22. The chemical anchor resin injecting tool of claim 21 , wherein the first phase of operation is a phase of cleaning by injection of air into the hole or of brushing of at least one wall of the hole claim 21 , and the second phase of operation is a phase of injecting resin ...

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Номер записи: 94
09-06-2022 дата публикации

METHOD FOR OPERATING A DEVICE, COMPUTER PROGRAM PRODUCT AND DEVICE FOR PRODUCING A PRODUCT

Номер: US20220176604A1
Автор: Nigl Christoph
Принадлежит:

A method for operating a device to produce a product includes capturing at least one quality data record that includes measured values of one or more quality parameters that each correspond to one property of the product. The method captures at least one associated machine data record including actual values of several adjustable machine parameters of the device, chronologically assigns the quality data record to the machine data record, and generates a first data record comprising chronologically-correlated measured values and actual values. The preceding steps are repeated at least once to generate at least one second data record. A correlation is determined between the quality parameter(s) and the machine parameter(s). The method provides a corresponding target value for at least one of the adjustable machine parameters on the basis of the control model, proceeding from a target value of the quality parameter(s). 1. A method for operating a device for producing a product , the method comprising:capturing at least one quality data record comprising measured values of one or more quality parameters that each correspond to one property of the product;capturing at least one associated machine data record comprising actual values of one or more adjustable machine parameters of the device;chronologically assigning the quality data record to the machine data record and generating a first data record comprising chronologically-correlated measured values and actual values;repeating the preceding steps at least once to generate at least one second data record;determining a correlation between the one or more quality parameters and the one or more adjustable machine parameters by comparing the captured first and second data records and creating a control model for the device;providing a corresponding target value for at least one of the one or more adjustable machine parameters on the basis of the control model, and proceeding from the corresponding target value of the one ...

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Номер записи: 95
27-04-2017 дата публикации

EJECTION CONTROLLER FOR INJECTION MOLDING MACHINE

Номер: US20170113389A1
Автор: Saitou Shinichi, WAKEBE Shuichi
Принадлежит:

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 ...

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Номер записи: 96
18-04-2019 дата публикации

PRESSURE SENSOR FOR A METAL OR PLASTICS PROCESSING TOOL

Номер: US20190111604A1
Автор: HATT TANJA
Принадлежит:

A space-saving pressure sensor for a metal or plastics processing tool is configured to perform date stamping during injection molding with the processing tool. The pressure sensor is configured to be inserted into a single drilled hole of the tool. A first cast-compatible mark and a second cast-compatible mark of the pressure sensor may be adjusted against one another in such a way that a variety of different date marks can be created, which may then be applied to different injection-molded products. The pressure sensor may be used within the framework of manufacturing an injection-molded product. 1. Pressure sensor for a metal or plastics processing tool , comprising:a) a sensor housing, that can be connected to the tool;b) a pressure transducer arranged within the sensor housing;c) wherein the pressure sensor has a first front face with a first cast-compatible mark;d) wherein the pressure sensor additionally has a second front face with a second cast-compatible mark; ande) wherein the first front face and the second front face are adjustable against one another.2. The pressure sensor according to claim 1 , wherein the first front face is operatively connected to the pressure transducer.3. The pressure sensor according to claim 1 , wherein the second front face completely surrounds the first front face.4. The pressure sensor according to claim 1 , wherein the first front face and the second front face are substantially arranged in a common plane.5. The pressure sensor according to claim 1 , wherein the second front face with the second cast-compatible mark is arranged on a bushing.6. The pressure sensor according to claim 5 , wherein the bushing is in contact with the sensor housing.7. The pressure sensor according to claim 6 , wherein the bushing is fixedly connected to the sensor housing.8. The pressure sensor according to claim 1 , further comprising an adjustment element claim 1 , wherein the first front face is arranged on the adjustment element such that the ...

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Номер записи: 97
13-05-2021 дата публикации

Measuring arrangement for a shaping machine

Номер: US20210138709A1
Автор: Christoph Balka, David MUEHLEHNER
Принадлежит: ENGEL AUSTRIA GMBH

A measuring arrangement for a shaping machine includes a measuring diaphragm deformable by a force action, a measuring device for metrological detection of a deformation of the measuring diaphragm with the output of a measurement signal, and an evaluation device connected to the measuring device. The evaluation device, in the course of a first calibration, can convert the measurement signal originating from the deformation of the measuring diaphragm with a force from a first force value range into a first output signal, and the first output signal is in a previously defined value range. The evaluation device, in the course of a second calibration, can convert the measurement signal originating from the deformation of the measuring diaphragm with a force from a second force value range differing from the first force value range into a second output signal, and the second output signal is in the previously defined value range.

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Номер записи: 98
09-04-2020 дата публикации

METHOD FOR EVENLY DISTRIBUTING PLASTIC MELT IN A HOT RUNNER SYSTEM USING STRAIN GAUGES

Номер: US20200108538A1
Автор: Altonen Gene Michael, Burns Brian Matthew, III William Francis, Lawless, Pollard Rick Alan
Принадлежит:

A hot runner injection molding apparatus, and method of use, is disclosed in which strain gauges are provided in the temperature zones of the hot runner injection molding apparatus and a hot runner controller creates a target strain profile, detects deviations from the target strain profile in any temperature zone based on the strain readings provided by the strain gauges in each temperature zone, and instructs correction of deviations from the target strain profile in any deviating temperature zone by adjusting the heat produced by a heater or heaters in the deviating temperature zone. The target strain profile may be based on a median or average of strain readings provided over time by the strain gauges in each temperature zone. A hollow installation tube for placing the strain gauges in the hot runner injection molding apparatus is also disclosed. 112-. (canceled)13. A method of evenly distributing molten thermoplastic material to multiple cavities using a hot runner system in a molding apparatus comprising:creating, by one or more processors, a target strain profile for a molding process of a molding apparatus;receiving, by the one or more processors, strain readings reflecting changes in strain during a molding process as an output from at least one strain gauge in each of a plurality of temperature zones of the molding apparatus,monitoring, by the one or more processors, the strain readings for each temperature zone in order to detect a deviation from the target strain profile by a temperature zone;if a deviation is detected, determining, by the one or more processors, whether the deviation exceeds a deviation limit;if the deviation exceeds a deviation limit, adjusting heat produced by one or more heaters in the deviating temperature zone in order to correct the deviation,and amplifying the changes in strain sensed by at least one of the at least one strain gauge in each of the plurality of temperature zones using an alternative material insert filling an ...

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Номер записи: 99
03-05-2018 дата публикации

DETERMINING PROCESS PARAMETER VALUES IN AN INJECTION MOULDING PROCESS

Номер: US20180117816A1
Автор: MAERTL Josef, MENSLER Holger
Принадлежит: BT Bayern Treuhand Management & Technologie AG

The invention describes a method of determining a number of process parameter values within an injection mould (F) during an injection moulding process, which method comprises the steps of determining geometric data of the injection mould (F) and/or of a form part () to be manufactured, determining a virtual part-specific pressure curve (p) of an injection moulding process, determining a part-specific event pattern (M) on the basis of the virtual part-specific pressure curve (p), carrying out an injection moulding process using the injection mould (F) and determining a measured pressure curve (p) during the injection moulding process and determining a measurement event pattern (M) on the basis of the measured pressure curve (p). Process parameter values are derived on the basis of the virtual event pattern and the measurement event pattern. The invention further describes a corresponding process parameter value determining apparatus and an injection mould arrangement. 11. Method of determining a number of process parameter values within an injection mould (F) during an injection moulding process , which method comprises the steps of{'b': 1', '1', '1', '1', '1, 'determining geometric data of the injection mould (F) and/or of a form part (, ′, ″) to be manufactured in the injection mould (F),'}{'sub': 'S', 'determining a virtual part-specific pressure curve (p) of an injection moulding process on the basis of the geometric data,'}{'sub': S', 'S', 'S', 'S1', 'S2', 'S3', '1', '2', '3', 'S1', 'S2', 'S3, 'b': '1', 'determining a part-specific event pattern (M) on the basis of the virtual part-specific pressure curve (p), whereby the part-specific event pattern (M) comprises a plurality of unique virtual events (E, E, E, . . . ) linked to characteristic event locations (F, F, F, . . . ) of the part geometry, to each of which is assigned at least one relative time information (t, t, t, . . . ) and/or virtual actuator position as well as at least one position datum, which ...

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Номер записи: 100