VORSCHUBGETRIEBE FUER AUTOMATISCHE GEWINDESCHNEIDMASCHINEN

PROCEDURE AND DEVICE FOR MANUFACTURING THREADS, IN PARTICULAR FOR DRILL PIPES OR SUCH A THING

VORSCHUBGETRIEBE FOR AUTOMATIC THREAD CUTTING MACHINES

Verfahren und Einrichtung zur Herstellung von Prägewalzen für Linsenrasterfilme.

Tour automatique

Thread-turning device

The device is mounted on the slide rest of an automatic lathe. The housing (5) is movably arranged relative to the supporting plate (6) rigidly fastened to the slide rest. Mounted in the housing is a drive shaft (3) with cams (9, 10 and 11), the interaction of which with corresponding rollers (12, 27 and 28) ensures the working stroke, the setting and the withdrawal of the tool. In the working position of the device, the axis of the drive shaft (3) is parallel to the circumferential surface of the thread to be turned. The tool holder (1) is displaceably arranged in the housing (5) and is kinematically connected to the drive shaft (3). The holder (1) moves in the housing (5) in the plane perpendicular to the axis of the drive shaft (3) and performs together with the housing (5) a movement parallel to the axis of the same shaft (3). The housing (5) is displaced by the working-stroke roller (12) which interacts with the corresponding cam (9) and is arranged on the slide (14) which is arranged ...

MECANISME DE COMMANDE DES DEPLACEMENTS DU CHARIOT PORTE-OUTIL D'UNE MACHINE-OUTIL

... a. Mécanisme de commande des déplacements du chariot porte-outil d'une machine-outil, dans laquelle les déplacements longitudinaux du chariot sont obtenus à partir d'une came cloche à rampe hélicoïdale, animée d'un mouvement de rotation continu et contre laquelle s'appuie un organe de transmission de mouvement relié audit chariot. b. L'organe de transmission de mouvement est constitué par un levier dont l'axe d'articulation est fixe, l'un des bras de ce levier, de longueur fixe, prenant appui sur la came, tandis que l'autre bras, de longueur réglable, prend appui sur le chariot par l'intermédiaire d'une rampe inclinée faisant avec l'axe du chariot un angle égal à la pente de l'hélice de la came. c. Machines à fileter.

APPARATUS IN A MULTI-SPINDLE AUTOMATIC LATHE FOR CUTTING INTERNAL AND EXTERNAL SCREWTHREADS ON WORKPIECES

CONTROL DRIVE OF DISPLACEMENTS OF the TOOL CARRIAGE Of a MACHINE TOOL

a. Mécanisme de commande des déplacements du chariot porte-outil d'une machine-outil, dans laquelle les déplacements longitudinaux du chariot sont obtenus à partir d'une came cloche à rampe hélicoïdale, animée d'un mouvement de rotation continu et contre laquelle s'appuie un organe de transmission de mouvement relié audit chariot. b. L'organe de transmission de mouvement est constitué par un levier dont l'axe d'articulation est fixe, l'un des bras de ce levier, de longueur fixe, prenant appui sur la came, tandis que l'autre bras, de longueur réglable, prend appui sur le chariot par l'intermédiaire d'une rampe inclinée faisant avec l'axe du chariot un angle égal à la pente de l'hélice de la came. c. Machines à fileter.

DEVICE TO CUT INTERNAL SCREW THREADS AND EXTERNAL ON MULTIPIN AUTOMATIC LATHES

Thread-turning device

The invention relates to machine tool construction. Arranged in the housing (1) of the device are a drive camshaft (7) and a slide (3) which is kinematically connected to the drive camshaft (7) and is constructed so as to be displaceable along the axis of the camshaft (7). A tool holder (4) displaceable in the plane perpendicular to the axis of the camshaft (7) is arranged in the slide (3). The slide (3) and the holder (4) are driven by different sections of the camshaft (7). Pivotably arranged in the slide (3) is a three-armed lever (10) which carries at its ends a setting roller (11) and a withdrawal roller (12) which interact with the camshaft (7) as well as a locking roller (14) which interacts with the holder (4). The axle (9) of the lever (10) is of elastically deformable construction and is arranged in such a way that the plane lying in the geometric pivoting axis of the lever (10) and the geometric axis of the locking roller (14) is approximately perpendicular to the contact surface ...

THREAD CHASER CARRIER FOR USE IN A DIEHEAD

VORSCHUBGETRIEBE FOR AUTOMATIC THREAD CUTTING MACHINES

Machine tool for cutting threads - has thread pitch adjusted by micrometer acting on sine bar supported by bracket on longitudinal carriage

Control device of the tool for threading for automatic turn

THREADING MACHINE

DEVICE TO CUT INTERNAL SCREW THREADS AND EXTERNAL ON MULTIPIN AUTOMATIC LATHES

MACHINE A FILETER A CONTROLE NUMERIQUE

... a. Machine à fileter, du type comprenant un chariot longitudinal dont les mouvements de va-et-vient sont commandés par un premier moteur à contrôle numérique, et un chariot transversal portant l'outil, dont les mouvements alternatifs sont commandés par un second moteur à contrôle numérique. b. Les mouvements du chariot transversal sont réalisés par l'action conjuguée d'une vis, entraînée en rotation par le moteur correspondant et coopérant avec un écrou, et d'une came susceptible de provoquer un déplacement en translation de ladite vis. c. Industrie de la machine-outil.

DEVICE IN ADVANCE FOR THREADING MACHINE

Dispositif d'avance pour machine à fileter automatique, qui comporte un bâti équipé d'un chariot de serrage coulissant, au moins un moteur d'entraînement, un mécanisme réducteur avec un axe porteur de l'outil de filetage, alors que le dispositif d'avance relie le chariot de serrage à un dispositif d'entraînement et comporte au moins un étage réducteur, ce dispositif étant caractérisé en ce que, en vue de réduire les coûts de fabrication, une roue au moins du dispositif d'avance se présente sous la forme d'un galet de friction interchangeable 11, associé à une surface de friction 10a. Feeding device for an automatic threading machine, which comprises a frame equipped with a sliding clamping carriage, at least one drive motor, a reduction mechanism with an axis carrying the threading tool, while the device for 'feed connects the clamping carriage to a drive device and comprises at least one reduction stage, this device being characterized in that, in order to reduce manufacturing costs, at least one wheel of the feed device is present under the shape of an interchangeable friction roller 11, associated with a friction surface 10a.

FEED GEAR FOR INJECTION MOLDING MACHINE THREADS

DIEHARD THREAD CHASER HOLDER AND CARRIER THEREFOR

A mechanism for controlling the movements of the tool-holding carriage of a machine tool

A mechanism for controlling the movements of the tool-holding carriage 2 of a machine-tool, in which the longitudinal movements of the carriage are obtained from a bell cam 5 with a helical cam surface, driven with a continuous rotational movement, is comprised by a lever 6 whose hinge pin 7 is fixed, one 9 of the arms of this lever, of fixed length, bearing on the cam whereas the other arm, adjustable in length, bears on the carriage through an inclined ramp 16 forming with the axis of the carriage an angle equal to the slope of the helix of the cam. The adjustable lever arm comprises a dovetailed slider 12 on a slide 11 with graduations for determining pitch size of screw threads to be cut. The cam axis may be parallel or perpendicular to the workpiece axis. ...

THREADING MACHINE

a. Machine à fileter, du type comprenant un chariot longitudinal dont les mouvements de va-et-vient sont obtenus à partir d'une première came dite de pas, un chariot transversal portant un outil et dont les mouvements alternatifs sont obtenus à partir d'une deuxième came dite d'avance et de recul, et des moyens pour assurer la progression de l'outil vers la pièce au cours des passes successives de filetage. b. Les moyens de progression de l'outil sont constitués par un moteur à contrôle numérique apte à assurer le déplacement transversal de la came d'avance et de recul. c. Filetage de pièces diverses.

Patent FR2153841A5

MACHINE PARTS

Safety device for a tapping device

System zum Berechnen einer Gewindesteigung

Ein System, das es möglich macht, Ursachen einer Schwankung von Gewindesteigungen zu beurteilen, wird bereitgestellt. Das System, das Gewindesteigungen berechnet, umfasst einen ersten Erfassungsteil, der Drehwinkel einer Drehspindel erfasst, einen zweiten Erfassungsteil, der Bewegungsumfänge einer Zuführspindel erfasst, und einen Berechnungsteil, der auf der Basis der Drehwinkel, die von dem ersten Erfassungsteil erfasst wurden, und der Bewegungsumfänge, die von dem zweiten Erfassungsteil erfasst wurden, die Bewegungsumfänge für jede Drehung der Drehspindel beim Bilden von Gewinden an einem Werkstück W berechnet.

DISPOSITIF D'AVANCE POUR MACHINE A FILETER

Dispositif d'avance pour machine à fileter automatique, qui comporte un bâti équipé d'un chariot de serrage coulissant, au moins un moteur d'entraînement, un mécanisme réducteur avec un axe porteur de l'outil de filetage, alors que le dispositif d'avance relie le chariot de serrage à un dispositif d'entraînement et comporte au moins un étage réducteur, ce dispositif étant caractérisé en ce que, en vue de réduire les coûts de fabrication, une roue au moins du dispositif d'avance se présente sous la forme d'un galet de friction interchangeable 11, associé à une surface de friction 10a.

EINRICHTUNG ZUR ERZEUGUNG VON INNENUND AUSSENGEWINDE AUF MEHRSPINDEL-DREHAUTOMATEN

THREAD-CUTTING LATHES

Digitally controlled compound tool slide with rapid approach/retraction

In a thread-cutting machine comprising a longitudinal carriage whose reciprocal movements are controlled by a first digitally controlled motor and a transverse carriage 7 carrying the tool, whose reciprocal movements are controlled by a second digitally controlled motor 9, the movements of the transverse carriage are provided through the combined action of a screw 10, rotated by the corresponding motor 9 and cooperating with a nut on the longitudinal carriage, and a cam 11 capable of causing a translatory movement of said screw for fast approach and retraction. The cam 11 is axially fixed on the screw 10 and rotates, by action of a friction ring 24 rotating with the screw, cooperating with stationary followers 19 for producing the translation until a stop 29 engages a respective follower, the cam then slipping on the friction ring. End-of-travel blocks control reversal of the longitudinal carriage. The machine is adaptable for conical threads. ...

TAP PHASE DETECTION METHOD, FEMALE THREAD PROCESSING METHOD IN MACHINE TOOL, AND MACHINE TOOL

A tap phase detection method includes: acquiring a relation between a rotation angle and an existence of a screw thread by measuring a position of the screw thread of a tap with a sensor from a direction intersecting with an axial direction of the tap while rotating the tap; and detecting a phase of the tap based on the acquired relation between the rotation angle and the existence of the screw thread.

Tool for producing a thread-like groove

The tool for producing a thread-like groove (14) in a drill hole (11) in a concrete wall (10) has a rotary percussion bit (15). The tool edge (17') is located at the tip of the rotary percussion bit. Located in a centre area is a coarse-pitch thread (18) in which balls (21, 22) engage which are arranged in a fixed position in the housing. By a percussion movement on the rotary percussion bit, a rotary and axial movement is imparted to the rotary percussion bit as a result of the coarse-pitch thread and the balls. After the thread-like groove is produced in the drill hole in the concrete, a compound anchor is inserted into the groove with the addition of a hardening compound mixture. In this way, especially good adherence of the compound anchor is obtained. ...

VORSCHUBANTRIEB AN GEWINDESCHNEIDANLAGEN

Machine tool for cutting threads - has thread pitch adjusted by micrometer acting on sine bar supported by bracket on longitudinal carriage

The machine tool is used for cutting threads and has a sine bar for adjusting the pitch of the thread to be cut. The angle of the sine bar is adjusted by means of a micrometer, supplied with the machine. The cutting tool (6) and holder (7) slides on a transversal carriage (5), this being supported on a longitudinal carriage (4). A bracket (19) on this longitudinal carriage carries the sine bar (15) and its control slide (18), the assembly forming part of the moving slide (3). The micrometer (20) has a threaded shaft (27) sliding, but not rotating, and actuating a block (24) in a slot (23) in the sine bar.

MACHINE A FILETER

... a. Machine à fileter, du type comprenant un chariot longitudinal dont les mouvements de va-et-vient sont obtenus à partir d'une première came dite de pas, un chariot transversal portant un outil et dont les mouvements alternatifs sont obtenus à partir d'une deuxième came dite d'avance et de recul, et des moyens pour assurer la progression de l'outil vers la pièce au cours des passes successives de filetage. b. Les moyens de progression de l'outil sont constitués par un moteur à contrôle numérique apte à assurer le déplacement transversal de la came d'avance et de recul. c. Filetage de pièces diverses.

THREADING MACHINE HAS NUMERICAL CONTROL

Single point threading attachment with lead-screw rotational timing means

A single point threading attachment for use on an engine lathe includes a cutting tool carrying an advancing block adapted to be mounted to the carriage, a half-nut closing mechanism, a lead-screw timing mechanism, a pneumatic carriage control, and a control circuitry for coordinating the operation thereof. The attachment is intended for use in successive cutting passes upon a workpiece carried in a conventional engine lathe upon which the attachment is mounted. The timing control is adapted to be mounted upon or formed from a modified existing engine lathe timing dial, and includes a plurality of pins carried upon a plate mounted on the shaft of the timing dial. A pair of switches are mounted adjacent the timing dial shaft to be engaged by the rotating pins. The switches are located at an angle slightly larger than a multiple of the angle separating adjacent pins upon the plate of the timing dial shaft. Thus, as the timing dial shaft is rotated, the switches are successively actuated to ...

Patent DE2405029A1

GEWINDESTREHLVORRICHTUNG FUER DREHMASCHINEN INSBESONDERE DREHAUTOMATEN

AUTOMATISCHE ZUSTELLEINRICHTUNG FUER WERKZEUGMASCHINEN

System zum Berechnen einer Gewindesteigung

System (30) zum Berechnen einer Gewindesteigung (P1-Pn) von Gewinden (26), die an einem Werkstück (W) ausgebildet werden, durch einen synchronisierten Betrieb zwischen einer Drehspindel (20), die das Werkstück (W) dreht, und einer Zuführspindel (22), die ein Werkzeug (18) zuführt, wobei das System (30) Folgendes umfasst:einen ersten Erfassungsteil (32);einen zweiten Erfassungsteil (34), der einen Bewegungsumfang (ξ) der Zuführspindel (22) erfasst; undeinen Berechnungsteil (36); dadurch gekennzeichnet, dassder erste Erfassungsteil (32) einen Drehwinkel (θ) der Drehspindel (20) erfasst; undder Berechnungsteil (36) den Bewegungsumfang (P(n)) der Zuführspindel (22) für jede Drehung um 360° der Drehspindel (20) beim Ausbilden von Gewinden (26) an dem Werkstück (W) auf der Basis des Drehwinkels (θ), der von dem ersten Erfassungsteil (32) erfasst wurde, und des Bewegungsumfangs (ξ), der von dem zweiten Erfassungsteil (34) erfasst wurde, berechnet.

System for calculating thread pitch

A system which makes it possible to judge causes of fluctuation in thread pitches is provided. The system which calculates thread pitches includes a first detection part that detects rotation angles of a rotary shaft, a second detection part that detects movement amounts of a feed shaft, and a calculation part that, based on the rotation angles detected by the first detection part and the movement amounts detected by the second detection part, calculates the movement amounts for each rotation of the rotary shaft in forming threads on a workpiece W.

Safety device for tapping machine - has switch operated by guide die which with second die engages with mandrel

The safety device for a tapping machine has a guide mandrel on the tool spindle with guide dies which can move radially and opposite in a housing. During the working sequence, these dies are held flexibly in engagement with the guide mandrel by a pre-tensioned spring. A safety switch (38) is arranged in the displacement region of at least one guide die (18) and is operated by this. The dies (18, 19) are coupled with a drive which effects a complete lifting of both guide dies out of the region of the lead mandrel (17) on operating the safety switch.

THREAD AND WORM GRINDING AND MILLING MACHINES

... 1536866 Thread machining HORSTMANN GEAR CO Ltd 15 Oct 1976 [15 Oct 1975] 42107/75 Headings B3K and B3D A method of forming a helical thread of constant pitch on a frusto-conical workpiece, in which the workpiece 8 is rotated about axis y relative to a machining head 10 carrying a grinding or milling wheel 11 rotating about axis z inclined to the axis y at the helix angle, is characterized in that as relative axial traverse between the workpiece 8 and the wheel 11 takes place along axis y, the machining head 10 is pivoted about axis x, perpendicular to axis y, to apply a correction to the helix angle to ensure a constant pitch along the frusto-conical workpiece. The correction may be applied mechanically by an arm 16 attached to the machining head 10 engaging an inclined cam, or electronically (Fig. 5, not shown) in which a signal from a linear transducer (27) (28) representative of the relative axial feed controls via a control unit (25) a servo-motor (21) which rotates the machining head ...

A THREADING ATTACHMENT FOR AUTOMATIC LATHES

Cam actuated screw cutting mechanism for lathes - has worm and wheel drive actuated by shaft with freewheel clutch

The screw cutting accessory for a lathe has a cam driven by a dog clutch and a nonjamming drive. This cam is used for feeding a slide against a spring force. The dog clutch connects coaxial coupling shafts. This coupling has free-wheel coupling features and it couples the shafts when the follower spring attempts to rotate the shaft which is connected to the drive in the driving direction of the other shaft. The cam plate actuates a spring loaded follower which actuates a longutidinal slide of the lathe. The screw cutting tool is moved along the workpiece by the cam. At the end of the cutting cycle the tool is withdrawn and returned to the initial position. The cam is generated by a worm and wheel, the worm being actuated by the shaft with coupling.

FEED GEAR FOR INJECTION MOLDING MACHINE THREADS

ネジピッチを算出するシステム

... 【課題】ネジピッチの変動の要因を判断することが困難であった。【解決手段】ネジピッチを算出するシステム３０は、回転軸２０の回転角度を検出する第１の検出部３２と、送り軸２２の移動量を検出する第２の検出部３４と、第１の検出部３２によって検出された回転角度と、第２の検出部３４によって検出された移動量とに基づいて、ワークＷにネジを形成したときの回転軸２０の１回転毎の上記移動量を算出する算出部３６とを備える。【選択図】図１ ...

Hydraulic feed control for turret drill - has sensor to feed impulse to spool valve for each tool spindle revolution

The drill supplementary pressure fluid feed unit comprises a cylinder and a piston guided floatingly between one fixed and one adjustable stop. This divides the cylinder into two chambers. The piston is fed with pressure fluid from the supply pump via conduits which also connects the two chambers with a pump connected path valve. The working spindle of the drilling machine has a switch arrangement, so that for each complete revolution of the spindle a switch impulse is conveyed to the path valve, causing it to change from one outlet to another. The valve impulse control is formed by a contact-less induction type signal transmitter.

Multi spindle turret type drill - has additional hydraulic supply to feed ram for tapping threads controlled by spindle speed

The drill is partic. of turret type, with a number of tool spindles sliding axially in an indexing drum and a main spindle rotating these spindles and feeding them forward. The main spindle is mounted in a drill head with hydraulic feed, and the drum is rotated to bring the tool spindles one by one into line with the main one, when the feed movement of the head couples them together. The hydraulic head feed has a supply pump and a ram (8), and there is a further supply system for the ram when tapping threads (65). This is controlled both by the rotational speed, by a component (76) driven by the main spindle (11), and also by a setting device varying the quantity of fluid supplied per unit of time.

GEWINDESCHNEIDWERKZEUG

Long stroke turret control mechanism for automatic screw machine

Mechanism for providing and controlling long stroke turret slide movement in an automatically operable screw machine. Means are provided to obtain a longer stroke of the turret slide than is normally possible in an automatically operable screw machine. Fluid operable means control the movement of the turret slide member or turret support member with respect to a mechanically operable carrier member upon which the turret slide member rests.

Patent DE3829216C2

Gewindeschneidvorrichtung fuer eine selbsttaetige Drehbank

MACHINE A FILETER

Production of threads for drill strings comprises mechanically producing a radial oscillation movement between a rotating tool and the workpiece

Production of threads comprises mechanically producing a radial oscillation movement between a rotating tool and the workpiece. An independent claim is also included for a device for producing threads. Preferred Features: The radial oscillation movement is synchronized with the relative rotating movement. The oscillation movement is produced using a cam plate. The rotating tool moves relative to the workpiece using the cam plate and is moved against the spring force by the cam plate.

METHOD AND APPARATUS FOR PRODUCING THREADS, IN PARTICULAR FOR DRILL STRINGS OR THE LIKE

AUTOMATIC FEEDING DEVICE FOR DRILLING AND TAPPING WORK BY USUAL LATHE

PURPOSE: To realize automation and save-power by enabling chamfering immediately after drilling and tapping with a center drill and by machining outer diameter and end face with a cutting tool. CONSTITUTION: A center drill 20 is centered and fixed on a cutter table 14 so as to be turned to right and left with a round bar portion of a square shank 15 front. Center rubbing is made on a work 6 mounted on a chuck 23 by the drill 20, and drilling and tapping works are made at a stretch with a drill 26 mounted on a drill socket (not shown). Then, machining of outer diameter and end face can be made with a cutting tool immediately after drilling and tapping with the center drill 20, and save power can be realized. COPYRIGHT: (C)1986,JPO&Japio ...

EINRICHTUNG ZUM GEWINDESCHNEIDEN AUF DREHAUTOMATEN

A THREADING ATTACHMENT FOR AUTOMATIC LATHES

An attachment for an automatic lathe (10) and which is capable of carrying out threading operations without the need for purpose made cams; the attachment having a pair of quills (30, 34), one (30) holding a drill bit (32) and the other (34) a threading bit (36), with means such as cams (52, 90), for interchanging the quills (30, 34) precisely with respect to a work piece.(14). The interchange of the quills (30, 34) and operation of the threading bit (36) are predetermined.

MECHANISM FOR CONTROLLING MOTION OF TOOL REST OF SCREW CUTTING MACHINE

STREHLERHALTER FUER EINEN STREHLERTRAEGER

GEWINDESTREHLVORRICHTUNG, INSBESONDERE FUER DREHAUTOMATEN

GEWINDESCHNEIDMASCHINE

Milling machine tool spindle sleeve - has spindle partly surrounded by hollow shaft rotating in dependence of tool spindle to set feed

The spindle sleeve unit is fitted partly in a hollow shaft (24) with a cam roller (32). The assembly contains a longitudinal feed section (33) and distancing ring (32) fitted on the tool spindle (10) by a bush (35). The tool spindle and the hollow shaft rotate in the same direction. The feed velocity results from the speed difference. The open longitudinal feed curve (33) is arranged on the tool spindle so that the cutting forces produce longitudinal feed drag towards the cam roller (12).

TAPPING TOOL AND METHOD FOR PRODUCING A THREADED BORE

THREADING DEVICE

Gewindebohr-Werkzeug und Verfahren zur Erzeugung einer Gewindebohrung

Die Erfindung betrifft ein Gewindebohr-Werkzeug zum Erzeugen einer Gewindebohrung (1) mit Innengewinde (9) in einem Werkstück (5), wobei das Gewindebohr-Werkzeug an seiner Bohrerspitze (25) eine Hauptschneide (27) und ein in einer Gewindebohr-Richtung (I) nacheilendes Gewindeprofil (29) aufweist. Das Verfahren weist einen Gewindebohr-Hub (G) auf, in dem das Gewindebohr-Werkzeug (23) mit einem Gewindebohr-Vorschub (f) in der Gewindebohr-Richtung (I) und mit einer damit synchronisierten Gewindebohr-Drehzahl (n) in das Werkstück (5) eingetrieben wird und die Werkzeug-Hauptschneide (27) eine Kernlochbohrung erzeugt sowie das Werkzeug-Gewindeprofil (29) ein Innengewinde (9) an der Innenwandung der Kernlochbohrung bildet. Im Gewindebohr-Hub (G) werden Späne (51) erzeugt, die in einer zur Gewindebohr-Richtung (I) gegenläufigen Spanabfuhrrichtung aus der Gewindebohrung (1) gefördert werden und dabei mit, den abzuführenden Spänen (51) zugewandten Gewindeflanken (19) des Innengewindes (9) kollidieren ...

COMBINED BORING AND THREADING TOOL

Diehead chaser carrier

A holder for use with a screw cutting diehead of a machine tool, the holder having a recess for the reception of a thread chaser element, which recess has a surface arranged to locate the chaser element therein at a predetermined helix angle, and the holder being adapted to permit the element to be gripped in position therein. The invention also includes the combination of a chaser carrier and separate chaser holder mounted therein.

METHOD AND APPARATUS FOR PRODUCING THREADS, IN PARTICULAR FOR DRILL STRINGS OR THE LIKE

The invention proposes a method of producing threads, in particular for drill strings or the like, wherein the workpiece and the turning tool (4) perform a relative rotary movement at high speed about an axis of the workpiece and a relative longitudinal movement at a speed which in contrast is lower, and wherein furthermore an oscillating radial relative rotary movement is effected between the turning tool (4) and the workpiece, in which method the radial oscillating movement is produced mechanically (3.2, 3.3), wherein in particular the radial oscillating movement is synchronized with the relative rotary movement. Furthermore, the invention comprises an apparatus for producing threads by a device (3.2, 3.3) for producing the radial mechanical oscillating movement, wherein in particular the radial oscillating movement is synchronized with the relative rotary movement.

Numeral controlling device

Automatic measurement and control of screw cutting machines - has transducers for rotary and linear movement and electronic counter

The screw-pitch measuring machine comprises a sliding block with chuck and tail stock (1) in which the workpiece is mounted, and a linear measuring track. The workpiece (6) is rotated by a motro (3) with tachometer head (4), and a stylus tracks the screw thread (7), with its output connected to an electronic unit (9). A linear measurement transducer (14, 15) is mounted on a swivelling arm so that it may be inclined to the horizontal at some known angle. The linear transducer actuator is operated by a fork assembly attached normal to the slding test block. The tachometer and linear scale output signals are connected to a counter circuit (5) form which the machine constant can be determined.

GEWINDESTREHLVORRICHTUNG FUER EINE SELBSTTAETIGE DREHBANK

Long stroke turret control mechanism for automatic screw machine

Mechanism for providing and controlling long stroke turret slide movement in an automatically operable screw machine. Means are provided to obtain a longer stroke of the turret slide than is normally possible in an automatically operable screw machine. Fluid operable means control the movement of the turret slide member or turret support member with respect to a mechanically operable carrier member upon which the turret slide member rests.

Automatic lathe thread chasing attachment - has feeler valve in ram supply bearing against rotating chaser cam

The thread chasing attachment is for automatic lathes with a hydraulic ram in the feed drive to a tool slide, using a cam rotating at a speed in a set proportion to that of the lathe spindle, and comprising a chaser cam with chasing and return strokes. In the hydraulic supply to the ram is a feeler valve, whose feeler pin bears via a rod against the rotating chaser cam during the chasing operation. The cam drum carrying the chaser cam is couple by a shaft, running in bearings in a baseplate, to the tool slide, which has a setting device carrying the chasing tool.

EINRICHTUNG ZUM GEWINDESCHNEIDEN AUF DREHAUTOMATEN

Gewindebohr-Werkzeug und Verfahren zur Erzeugung einer Gewindebohrung

Gewindebohr-Werkzeug zur Erzeugung einer Gewindebohrung (1) mit Innengewinde (9) in einem Werkstück (5), bei dem in einem Gewindebohr-Hub (G) das Gewindebohr-Werkzeug (23) in das Werkstück (5) eintreibbar ist, und in einem Reversier-Hub (R) das Gewindebohr-Werkzeug (23) aus der Gewindebohrung (1) herausführbar ist, wobei das Gewindebohr-Werkzeug (23) einen Spannschaft (24) und einen daran anschließenden Gewindebohr-Körper (26) aufweist, entlang dessen Längsachse (A) sich zumindest eine Spannut (28) bis zu einer stirnseitigen Hauptschneide (27) an der Bohrerspitze (25) erstreckt, an welcher Hauptschneide (27) eine die Spannut (28) begrenzende Spanfläche (31) und eine stirnseitige Freifläche (33) der Bohrerspitze (25) zusammenlaufen, wobei in der Werkzeug-Umfangsrichtung die Spannut (28) durch zumindest einen Bohrersteg (35) begrenzt ist und die Spanfläche (31) der Spannut (28) unter Bildung einer Nebenschneide (36) in eine außenumfangsseitige Rückenfläche (37) des Bohrerstegs (35) übergeht ...

Threading attachment for automatic lathes

An attachment for an automatic lathe (10) and which is capable of carrying out threading operations without the need for purpose made cams; the attachment having a pair of quills (30, 34), one (30) holding a drill bit (32) and the other (34) a threading bit (36), with means such as cams (52, 90), for interchanging the quills (30, 34) precisely with respect to a work piece. (14). The interchange of the quills (30, 34) and operation of the threading bit (36) are predetermined ...

VORRICHTUNG ZUR STEUERUNG DER VERSCHIEBUNGEN DES WERKZEUGSUPPORTS EINER GEWINDESCHNEIDMASCHINE

GEWINDESCHNEIDMASCHINE

Copying turret lathe with tread chasing facility - has movable copying probe which keeps turret feed synchronous with spindle rotation

A copying lathe with workpiece feed system as in the main patent, employs a thread chasing system without the thread chasing arrangement mounted on the turret. The copying probe (13) is moved by rotation of the main spindle (5). The movement is synchronous according to the pitch of the thread to be cut. The turret (1) with chasing tool follows the copying probe (13) through the copying template which is positioned between the turret arms. The nut is housed in a fork, and the lead screw prevents rotation.

FEEDING MECHANISM OF THREADING MACHINE

Machine tool automatic positioner - has curved disc eccentric to drive shaft, in working contact with tool holder

The automatic positioning mechanism is for a machine tool, where the transmission of the corresponding force to the tool during the work cycle occurs via an adjustable staged drive. A curved disc (18) is fitted eccentrically for adjustment and fixture purposes counter to the drive shaft (15) and effectively connected to a tool holder. The extent to which the tool is adjusted in its position per work cycle is determined by regulation of the drive step extent by an electro-magnetic coupling (16). This in turn is controlled by the angle displacement of the curve disc.

Method and apparatus for milling or grinding internal and external threads of relatively large diameter

In a method of producing internal and external threads of relatively large diameter by means of a milling or grinding head, provision is made for the meshing of a thread, axially connected to the milling or grinding head, with a threaded extension of an axially fixed support device producing the circular movement to be used for driving the milling head in the direction perpendicular to the plane of the circular path, in the course of which the relative rotation between thread and threaded extension, derived from the circular movement of the milling head, takes place about the fixed axis of the thread to be produced. Serving to carry out this method is an apparatus which comprises a milling or grinding head (3) which can be guided in a circle relative to a workpiece (1) by means of a support device (14) and which is distinguished by a guide arbor (21) which can be secured in a fixed position in the thread axis (15) corresponding to the centre point of the guide circle, by a guide device ...

Thread-cutting machine

A thread-cutting machine, of the type which includes a longitudinal carriage whose reciprocal movements are obtained from a first cam, called pitch cam, a transverse carriage carrying a tool and whose reciprocal movements are obtained from a second cam, called forward and backward movement cam, and means for ensuring the progression of the tool towards the work piece during successive threading cuts is characterized in that the tool progression means are formed by a numerical control motor capable of ensuring the transverse movement of the forward and backward movement cam and a third cam is operatively connected between the pitch cam and forward and backward movement cam for synchronizing the reciprocal movement of the forward and backward movement cam with the pitch cam.

DEVICE FOR PERFORMING MALE SCREW CUTTING AND FEMALE SCREW CUTTING BY MULTIISHAFT AUTOMATIC LATHE

Numerical control device

A numerical control apparatus includes: a drive unit controlling a main shaft rotating a workpiece, a first drive shaft feeding a cutting tool relatively to the workpiece along a perpendicular direction to a lead direction of a thread, and a second drive shaft feeding the cutting tool relatively to the workpiece along the lead direction; and a vibration unit superimposing, on movement of the first drive shaft, vibration having a period having a predetermined ratio with a rotation period of the main shaft, and forms a thread on the workpiece by moving the cutting tool and the workpiece relative to each other and performing cut processes on the workpiece. The numerical control apparatus includes a thread-cutting vibration adjustment unit controlling the drive unit to shift phase of the vibration with respect to phase of the main shaft by a predetermined vibration phase shift amount every time in the cut processes.

Thread cutting attachment

A thread cutting attachment for lathes is disclosed for milling a wide variety of threads on workpieces using a master threading bar axially aligned and synchronously driven with the workpiece. The device is readily attachable to an ordinary lathe. It comprises a master threaded arbor adapted to be held in the chuck of the lathe headstock and a cutting assembly guided on the compound rest of the lathe. This assembly comprises a base plate slideably mounted on a base member and a master thread bar follower nut affixed to the base plate to drive the assembly along the longitudinal axis of the lathe toward and away from the tailstock. The workpiece is axially secured between the threading bar and the chuck of the tailstock, and the cutter is mounted on the base plate and readily engaged therefrom with the workpiece. An automatically retractable tool post is also disclosed.

System for calculating thread pitch

A system which makes it possible to judge causes of fluctuation in thread pitches is provided. The system which calculates thread pitches includes a first detection part that detects rotation angles of a rotary shaft, a second detection part that detects movement amounts of a feed shaft, and a calculation part that, based on the rotation angles detected by the first detection part and the movement amounts detected by the second detection part, calculates the movement amounts for each rotation of the rotary shaft in forming threads on a workpiece W.

Tool coupling device with transmission unit and method for producing a thread or a threaded hole

A tool coupling device for coupling a tool can comprise a drive shaft for coupling to the drive, an output shaft for coupling to the tool, the output shaft being rotatable about a central axis (A), a transmission unit connected between the drive shaft and the output shaft and translating a rotational movement of the drive shaft at an input speed (nS) into a rotational movement of the output shaft at an output speed (nW) greater than the input speed (nS) and a non-rotating housing, wherein the transmission unit, and at least a part of the input shaft and a part of the output shaft that are both coupled to the transmission unit, are arranged within the housing, wherein the drive shaft is rotatably mounted on the housing; and wherein the output shaft is rotatably supported solely on the input shaft and is not rotatably supported on the housing.

NUMERICAL CONTROL DEVICE

A numerical control apparatus includes: a drive unit controlling a main shaft rotating a workpiece, a first drive shaft feeding a cutting tool relatively to the workpiece along a perpendicular direction to a lead direction of a thread, and a second drive shaft feeding the cutting tool relatively to the workpiece along the lead direction; and a vibration unit superimposing, on movement of the first drive shaft, vibration having a period having a predetermined ratio with a rotation period of the main shaft, and forms a thread on the workpiece by moving the cutting tool and the workpiece relative to each other and performing cut processes on the workpiece. The numerical control apparatus includes a thread-cutting vibration adjustment unit controlling the drive unit to shift phase of the vibration with respect to phase of the main shaft by a predetermined vibration phase shift amount every time in the cut processes. 1. A numerical control apparatus that performs a thread cutting process for forming a thread on a workpiece by moving a cutting tool and the workpiece relative to each other and performing a cut process more than once on the workpiece , the numerical control apparatus comprising:a drive unit to control a main shaft that rotates the workpiece and a drive shaft that feeds to move the cutting tool relatively to the workpiece in a direction perpendicular to a direction of a rotation axis of the main shaft;a vibration unit to superimpose, on movmeent of the drive shaft, a vibration that is a eciprocating feed movement; anda thread-cutting vibration adjustment unit to control the drive unit such that a phase of the vibration is shifted with respect to a phase of the main shaft by a predetermined vibration phase shift amount every time in the cut process performed more than once.2. (canceled)3. The numerical control apparatus according to claim 1 , wherein the thread-cutting vibration adjustment unit causes the drive shaft to make a preliminary movement from a ...

Numerical control device

数控装置(1)具有：驱动部(10)，其对主轴、第1驱动轴以及第2驱动轴进行控制，其中，所述主轴使加工对象旋转，所述第1驱动轴使切削刀具沿与通过切削加工而形成的螺纹的导程方向垂直的方向相对于所述加工对象相对地进行进给移动，所述第2驱动轴使所述切削刀具沿所述导程方向相对于所述加工对象相对地进行进给移动；以及振动单元(482、483)，其使作为相对于所述主轴的旋转周期而具有预先规定的比的周期的往返进给移动的振动与所述第1驱动轴的移动叠加，通过使所述切削刀具和所述加工对象相对地移动而对所述加工对象进行多次进刀加工，由此进行在所述加工对象形成螺纹的螺纹车削加工，其中，具有螺纹车削振动调整部(484)，其在多次所述进刀加工中，以使得所述振动的相位相对于所述主轴的相位每次偏移预先规定的振动相位偏移量的方式，对所述驱动部进行控制。

Tapping tool and method for producing a threaded bore

A tapping tool for producing a threaded bore having an internal thread in a workpiece. The tapping tool has a main cutting edge on its drill tip and a thread profile trailing in a tapping direction. The method has a tapping stroke in which the tapping tool is driven into the workpiece at a tapping feed rate in the tapping direction and at a tapping speed synchronized therewith and the main cutting edge of the tool produces a core hole bore and the tool thread profile forms an internal thread on the inner wall of the core hole bore. Chips are produced in the tapping stroke, which are conveyed out of the threaded bore in a chip removal direction opposite to the tapping direction and collide with thread flanks of the internal thread facing toward the chips to be removed.

A kind of tool setting model

本发明提供一种对刀样板，主要包括平板(2)和安装座(1)，平板(2)固定在安装座(1)上，在平板(2)上开设有切口槽，处于平板(2)同一侧的切口槽包含至少一个方形槽(3)和至少一个V形槽(4)，方形槽(3)和V形槽(4)的轴对称线均与安装座(1)的中心轴线相互垂直。其中的方形槽(3)可以实现倒角刀具等成形刀具的对刀操作并减小对刀误差，V形槽(4)可以实现梯形螺纹刀具等成形刀具的对刀调整并减小对刀误差。本发明解决了在数控车床上使用多把刀具加工梯形螺纹、蜗杆时存在的刀具不标准、刀位点难统一、无法精确对刀等操作难题，具有对刀误差小、结构简单、操作方便、实施成本低等突出优点。

Advancing mechanism for automatic screw thread cutting machines

In an automatic screw thread cutting machine having a clamping carriage for clamping an elongated workpiece, one end portion of which is to be provided with a screw thread, and a spindle coaxially arranged with a workpiece held by said clamping carriage and carrying at one end thereof facing the end portion of the workpiece a screw cutting tool and being driven over a stepdown gearing from a motor, an advancing mechanism for advancing the clamping carriage towards said spindle and including a rod connected to the carriage and having a pair of opposite smooth parallel friction surfaces and a friction wheel driven by the spindle and pressed against one of the friction surfaces while the other friction surface is engaged by a counter roll. The friction wheel is exchangeble against a friction wheel of different diameter to thereby change the speed of advancement of the carriage.

ADVANCING MECHANISM FOR THREADING MACHINES

Process and device for producing threads, especially for boring rods or the like

本发明建议一种用于生产螺纹，特别是用于钻杆等的螺纹的方法，其中工件和车刀(4)具有绕工件轴线的高速相对旋转运动和相对较低速度的相对纵向运动，且其中进一步地在车刀(4)和工件之间导致摆动的径向相对旋转运动，其中，径向摆动运动机械地(3.2、3.3)产生，其中径向摆动运动尤其与相对旋转运动同步。本发明还包括一种通过用于产生径向机械摆动运动的装置(3.2)生产螺纹的设备，其中径向摆动运动尤其与相对旋转运动同步。

Float, float assemblies, float adapters and interfaces, vibration apparatus, and groovers and methods

A concrete float, float assembly, float adapter and interface, and vibration apparatus and methods are described. A vibration assembly has at least first and second interface components, and for example one interface component can join with an interface component on a pivot assembly and another interface component can join with an interface component on a finishing tool. An interface such as may be included in a quick attach/release configuration may be integrated on vibration apparatus and/or on a pivot assembly for quick attach/release of a joining component. A vibration assembly may include a load transmission or transfer component for transferring a load through the vibration assembly. A pivot assembly may include first and second interface components.

Tool coupling device with transmission unit and method for producing a thread or a threaded hole

Die Werkzeugkoppelvorrichtung zum Koppeln eines Werkzeugs, insbesondere eines Werkzeugs zum Erzeugen eines Gewindes oder eines Gewindelochs, an einen Antrieb, insbesondere einen Antrieb einer Werkzeugmaschine, umfassta) eine Antriebswelle (90) zum Koppeln an den Antrieb,b) eine Abtriebswelle (12) zum Koppeln an das Werkzeug (2), wobei die Abtriebswelle (12) um eine zentrale Achse (A) dreht oder drehbar ist,c) eine Übersetzungseinheit (16), die zwischen Antriebswelle (90) und Abtriebswelle (12) geschaltet ist und gemäß einem Übersetzungsverhältnis eine Drehbewegung der Antriebswelle (90) mit einer Antriebsdrehzahl (ns) in eine Drehbewegung der Abtriebswelle (12) mit einer Abtriebsdrehzahl (nw), die größer als die Antriebsdrehzahl (ns) ist, übersetzt, undd) ein nicht mitdrehendes Gehäuse (100),e) wobei die Übersetzungseinheit (16) und zumindest ein mit der Übersetzungseinheit (16) gekoppelter Teil (95, 95A, 95B, 95C) der Antriebswelle (90) sowie ein mit der Übersetzungseinheit (16) gekoppelter Teil (18, 20, 15) der Abtriebswelle (12) innerhalb des Gehäuses (100) angeordnet sind,f) wobei die Antriebswelle (90) an oder in dem Gehäuse (100) drehgelagert ist undg) wobei die Abtriebswelle (12) ausschließlich an oder in der Antriebswelle (90) drehgelagert ist und nicht an oder in dem Gehäuse (100) drehgelagert ist. The tool coupling device for coupling a tool, in particular a tool for producing a thread or a threaded hole, to a drive, in particular a drive of a machine tool, comprises a) a drive shaft (90) for coupling to the drive, b) an output shaft (12) for coupling to the tool (2), the output shaft (12) rotating or being rotatable about a central axis (A),c) a transmission unit (16) which is connected between the input shaft (90) and the output shaft (12) and according to a transmission ratio a rotational movement of the input shaft (90) at an input speed (ns) is translated into a rotational movement of the output shaft (12) at an output speed (nw) that is greater than ...

Verfahren und vorrichtung zum herstellen von gewinden, insbesondere für bohrgestänge oder dergleichen

고정밀 특수 피치용 나사 가공장치

본 발명은 고정밀 특수 피치용 나사 가공장치에 관한 것이다. 본 발명은 샤프트 등의 단부에 나사를 가공하는 장치에 있어서, 상면에 정역모터(200)의 구동력으로 회전되는 스크류바(300)가 구비된 베이스부재(100)와; 상기 베이스부재(100)의 상면에서 스크류바(300)와 나사 결합된 이동체(400)에 의해 전후진 하게 되는 이동프레임(500)과; 이 이동프레임(500)에 세워져 고정되며 일측 회전모터(800)의 회전축과 연결되어 회전하게 되며 나사가 가공될 샤프트를 고정하도록 고정척(600)을 갖는 고정부재(700)와; 상기 베이스부재(100)의 상면에 위치되며 상기 샤프트의 회전시 그 단부에 나사를 형성하게 되는 가공체(900);를 포함하여 구성됨을 특징으로 한다. 이같은 본 발명은, 나사 가공될 샤프트가 고정된 고정척을 회전모터가 회전시키고 이와동시에 정역모터가 고정척을 전후진 시켜 가공자의 모터 회전수 조절에 따라 원하는 피치로 나사를 가공할 수 있도록 하여 표준 피치를 갖는 나사가 아닌 고정밀 피치를 갖는 나사를 간편하게 형성시킬 수 있는 효과가 있다. 고정밀, 특수피치, 나사 가공장치,

めねじ切削工具

Dispositivo de acoplamiento de herramienta teniendo una unidad de transmision y metodo para la generacion de una rosca o de un agujero roscado.

La presente invención se relaciona con un dispositivo de acoplamiento de herramienta para acoplar una herramienta, en particular, una herramienta para la generación de una rosca o de un agujero roscado a un accionamiento, en particular, a un accionamiento de una máquina herramienta, que comprende a) un árbol motor (90) para el acoplamiento al accionamiento, b) un árbol de toma (12) de fuerza para el acoplamiento a la herramienta (2), el árbol de toma de fuerza (12) rotando o pudiendo rotar sobre un eje (ZA) central, c) una unidad de transmisión (16) que está interpuesta entre el árbol motor (90) y el árbol de toma de fuerza (12) y que multiplica un movimiento rotatorio del árbol motor (90) con un número de revoluciones de entrada (ns) según una relación de multiplicación a un movimiento de rotación del árbol de toma de fuerza (12) con un número de revoluciones de salida (nw) que es mayor que el número de revoluciones de entrada (ns), y d) una caja (100) que no gira junto con la unidad de transmisión, e) la unidad de transmisión (16) y al menos una parte (95, 95A, 95B, 95C) del árbol motor (90) acoplada a la unidad de transmisión (16), así como una parte (18, 20, 15) del árbol de toma de fuerza (12) acoplada a la unidad de transmisión (16) estando dispuestas dentro de la caja (100), f) el árbol motor (90) estando alojado en forma rotatoria sobre o en la caja (100) y g) el árbol de toma de fuerza (12) estando alojado en forma rotatoria exclusivamente sobre o en el árbol motor (90) y no está alojado en forma rotatoria sobre o en la caja (100).

具傳動單元之工具聯接裝置和用於產生螺紋或螺紋孔的方法

一種將一工具聯接到一驅動器的工具聯接裝置，特別是用於產生一螺紋或是一螺紋孔的一工具，特別是一加工工具的一驅動器，包括： a）一驅動軸（90），用於聯接到該驅動器； b）一輸出軸（12），用於聯接到該工具（2），該輸出軸（12）以一中心軸線（A）旋轉或是對該中心軸線（A）可轉動； c）一傳輸單元（16），連接在該驅動軸（90）與該輸出軸（12）之間，依據一傳輸比使該驅動軸（90）在一輸入速度（n s ）的一旋轉運動轉變成該輸出軸（12）在一輸出速度（n w ）的一旋轉運動，而該輸出速度（n w ）大於該輸入速度（n s ）；以及 d）一非轉動的外殼（100）； e）其中該傳輸單元（16）以及該輸入軸（90）聯接到該傳輸單元（16）的至少一部分（95、95A、95B、95C）與該輸出軸（12）聯接到該傳輸單元（16）的一部分（18、20、15）係設置在該外殼（100）內； f）其中該驅動軸（90）可轉動地安裝在該外殼（100）上或是在該外殼（100）中；以及 g）其中該輸出軸（12）可轉動地僅安裝在該輸入軸（90）上或是在該驅動軸（90）中，且未轉動地安裝在該外殼（100）上或是在該外殼（100）中。

Float, float assemblies, float adapters and interfaces, vibration apparatus, and groovers and methods

A concrete float, float assembly, float adapter and interface, and vibration apparatus and methods are described. A vibration assembly has at least first and second interface components, and for example one interface component can join with an interface component on a pivot assembly and another interface component can join with an interface component on a finishing tool. An interface such as may be included in a quick attach/release configuration may be integrated on vibration apparatus and/or on a pivot assembly for quick attach/release of a joining component. A vibration assembly may include a load transmission or transfer component for transferring a load through the vibration assembly. A pivot assembly may include first and second interface components.

フロート、フロートアセンブリ、フロートアダプタおよび界面、振動装置、ならびに溝付け装置および方法

コンクリートフロート、フロートアセンブリ、フロートアダプタおよび界面、ならびに振動装置および方法が、説明される。振動アセンブリは、少なくとも第１および第２の界面構成要素を有し、例えば、１つの界面構成要素は、枢動アセンブリ上の界面構成要素と継合することができ、別の界面構成要素は、仕上ツール上の界面構成要素と継合することができる。迅速取付／解放構成内に含まれ得るような界面は、継合構成要素の迅速取付／解放のための振動装置および／または枢動アセンブリ上に統合されてもよい。振動アセンブリは、振動アセンブリを通して、荷重を伝搬するための荷重伝達または伝搬構成要素を含んでもよい。枢動アセンブリは、第１および第２の界面構成要素を含んでもよい。

Float, float assemblies, float adapters and interfaces, vibration apparatus, and groovers and methods

A concrete float, float assembly, float adapter and interface, and vibration apparatus and methods are described. A vibration assembly has at least first and second interface components, and for example one interface component can join with an interface component on a pivot assembly and another interface component can join with an interface component on a finishing tool. An interface such as may be included in a quick attach/release configuration may be integrated on vibration apparatus and/or on a pivot assembly for quick attach/release of a joining component. A vibration assembly may include a load transmission or transfer component for transferring a load through the vibration assembly. A pivot assembly may include first and second interface components.

丝锥的相位检测方法及机床的内螺纹加工方法、机床

提供丝锥的相位检测方法及机床的内螺纹加工方法、机床。不使用专用的装置而以简便的方法检测丝锥的相位。在使丝锥(4)旋转的同时从与丝锥4的轴向交叉的方向通过传感器(激光照射装置(7)以及激光检测装置(8))测定丝锥(4)的螺纹牙(4a)的位置，取得旋转角度与螺纹牙(4a)的有无的关系，基于所取得的旋转角度与螺纹牙(4a)的有无的关系检测丝锥(4)的相位。

Herramienta para la producción de un agujero roscado y procedimiento para producir un agujero roscado

La invención se refiere a una herramienta de roscado para realizar un orificio roscado (1) con rosca interior (9) en una pieza de trabajo (5), presentando la herramienta de roscado en su punta de broca (25) un filo de corte principal (27). y un perfil de rosca (29) que se arrastra en una dirección de roscado (I). El método implica una carrera de roscado (G), en la que la herramienta de roscado (23) se acciona con un movimiento de avance de roscado (fG) en la dirección de roscado (I), y con una velocidad de rotación de roscado (nG) sincronizada con el mismo, hacia el la pieza de trabajo (5), y el filo de corte principal de la herramienta (27) produce un orificio central y el perfil de rosca de la herramienta (29) forma una rosca interna (9) en la pared interior del orificio central. En la carrera de roscado (G) se generan virutas (51), que son transportadas fuera del orificio roscado (1) en una dirección de descarga de virutas opuesta a la dirección de roscado (I), y que chocan con los flancos de rosca (19). de la rosca interna (9) que mira hacia las virutas (51) para su descarga. Según la invención, el perfil de rosca de herramienta (29) presenta al menos un diente de inversión (57), con el que durante la carrera de inversión (R) se puede eliminar un sobredimensionamiento de flanco (Δx) de aquellos flancos de rosca (19) de la rosca interna (9) a producir que, durante la carrera de roscado (G), mira hacia las virutas (51) para su descarga. (Traducción automática con Google Translate, sin valor legal)

ネジピッチを算出するシステム

【課題】ネジピッチの変動の要因を判断することが困難であった。【解決手段】ネジピッチを算出するシステム３０は、回転軸２０の回転角度を検出する第１の検出部３２と、送り軸２２の移動量を検出する第２の検出部３４と、第１の検出部３２によって検出された回転角度と、第２の検出部３４によって検出された移動量とに基づいて、ワークＷにネジを形成したときの回転軸２０の１回転毎の上記移動量を算出する算出部３６とを備える。【選択図】図１

螺距计算系统

提供一种能够判断螺距的变动的主要原因的螺距计算系统。螺距计算系统具备：第一检测部，其检测旋转轴的旋转角度；第二检测部，其检测进给轴的移动量；以及计算部，其基于由第一检测部检测出的旋转角度以及由第二检测部检测出的移动量，来计算在工件(W)处形成螺纹时的旋转轴每旋转一周的上述移动量。

Float, float assemblies, float adapters and interfaces, vibration apparatus, and groovers and methods

너트 전조 탭핑기

너트 전조 탭핑기는 다양한 규격의 나사산이 형성되지 않은 너트의 이동을 가이드하는 복수의 슈트로 이루어진 슈트부, 복수의 슈트부를 지지하며, 복수의 슈트 각각이 정렬되기 위한 장착정렬부가 형성된 베이스, 슈트부에 의해 가이드 이동된 나사산이 형성되지 않은 너트에 대하여 가공위치에서 해제위치에서 나사산이 형성되지 않은 너트를 전조 태핑 가공하는 탭핑가공부 및 탭핑가공부에 의해 가공되어 전조 탭핑 가공 완료된 너트의 전조 탭핑 가공상태를 검사하는 센서부를 포함한다.

너트 전조 탭핑기

너트 전조 탭핑기는 다양한 규격의 나사산이 형성되지 않은 너트의 이동을 가이드하는 복수의 슈트로 이루어진 슈트부, 복수의 슈트부를 지지하며, 복수의 슈트 각각이 정렬되기 위한 장착정렬부가 형성된 베이스 및 베이스에 지지되어 슈트부를 탈장착 가능하게 클램핑하는 장착부를 갖는 지지부를 포함한다.

Verfahren zur Erkennung einer Gewindebohrerphase, Verfahren zur Bearbeitung eines Innengewindes in einer Werkzeugmaschine, und Werkzeugmaschine

Ein Verfahren zur Erkennung einer Gewindebohrerphase umfasst: Erfassen einer Beziehung zwischen einem Drehwinkel und einem Vorhandensein eines Schraubengewindes (4a) durch Messen einer Position des Schraubengewindes (4a) eines Gewindebohrers (4) mit einem Sensor (7, 8) aus einer Richtung, die sich mit einer axialen Richtung des Gewindebohrers (4) schneidet, während der Gewindebohrer (4) gedreht wird; und Erfassen einer Phase des Gewindebohrers (4) basierend auf der erfassten Beziehung zwischen dem Drehwinkel und dem Vorhandensein des Schraubengewindes (4a).

너트 전조 탭핑시스템

너트 전조 탭핑시스템은 다양한 규격의 너트 별로 이송하기 위한 복수의 이송경로를 제공하는 너트이송부, 너트이송부로부터 이송된 다양한 규격의 나사산이 형성되지 않은 너트 별로 이동을 가이드하는 복수의 슈트로 이루어진 슈트부, 슈트부에 의해 이송 가이드된 나사산이 형성되지 않은 너트에 대하여 가공위치에서 나사산이 형성되지 않은 너트 별로 전조 태핑 가공하는 복수의 전조 탭핑봉을 갖는 탭핑가공부 및 다양한 규격의 너트 중 어느 하나의 규격의 너트가 전조 탭핑되도록 탭핑가공부를 제어하고, 어느 하나의 규격의 너트가 전조 탭핑 완료되면 기설정된 다른 규격의 해당 너트가 해당 슈트로 이송되도록 너트이송부를 제어하며, 기설정된 다른 규격의 너트에 대응하는 전조 탭핑봉으로 전조 탭핑 가공되도록 탭핑가공부를 제어하는 제어부를 포함한다.

너트 전조 탭핑시스템

너트 전조 탭핑시스템은 다양한 규격의 너트 별로 이송하기 위한 복수의 이송경로를 제공하는 너트이송부, 너트이송부로부터 이송된 다양한 규격의 나사산이 형성되지 않은 너트 별로 이동을 가이드하는 복수의 슈트로 이루어진 슈트부, 슈트부에 의해 이송 가이드된 나사산이 형성되지 않은 너트에 대하여 가공위치에서 나사산이 형성되지 않은 너트 별로 전조 태핑 가공하는 복수의 전조 탭핑봉을 갖는 탭핑가공부 및 다양한 규격의 너트 중 어느 하나의 규격의 너트가 전조 탭핑되도록 탭핑가공부를 제어하고, 어느 하나의 규격의 너트가 전조 탭핑 완료되면 기설정된 다른 규격의 해당 너트가 해당 슈트로 이송되도록 너트이송부를 제어하며, 기설정된 다른 규격의 너트에 대응하는 전조 탭핑봉으로 전조 탭핑 가공되도록 탭핑가공부를 제어하는 제어부를 포함한다.

너트 전조 탭핑기

너트 전조 탭핑기는 다양한 규격의 나사산이 형성되지 않은 너트의 이동을 가이드하는 복수의 슈트로 이루어진 슈트부, 복수의 슈트부를 지지하며, 복수의 슈트 각각이 정렬되기 위한 장착정렬부가 형성된 베이스 및 베이스에 지지되어 슈트부를 탈장착 가능하게 클램핑하는 장착부를 갖는 지지부를 포함한다.

너트 전조 탭핑기

너트 전조 탭핑기는 다양한 규격의 나사산이 형성되지 않은 너트의 이동을 가이드하는 복수의 슈트로 이루어진 슈트부, 복수의 슈트부를 지지하며, 복수의 슈트 각각이 정렬되기 위한 장착정렬부가 형성된 베이스, 슈트부에 의해 가이드 이동된 나사산이 형성되지 않은 너트에 대하여 가공위치에서 해제위치에서 나사산이 형성되지 않은 너트를 전조 태핑 가공하는 탭핑가공부 및 탭핑가공부에 의해 가공되어 전조 탭핑 가공 완료된 너트의 전조 탭핑 가공상태를 검사하는 센서부를 포함한다.

모터축의 암나사 가공장치

본 발명은 종래 모터의 모터축 내측부에 암나사를 가공함에 있어서 야기되는 문제점을 해결하기 위해 안출된 것으로서, 실린더의 작동에 의해 작동되는 홀가공부와 나사홈가공부를 양측에 구성하고, 모터가 올려지는 모터안착부에 모터를 고정하는 척을 구성하여 모터를 해체하지 않고 조립양산된 모터의 모터축 내측부에 암나사를 가공하도록 함으로써, 모터축에 암나사를 가공하는 작업의 편의성은 물론 실용성 및 생산성효율성의 증대를 가져올 수 있도록 한 모터축의 암나사 가공장치를 제공하고자 한다. 이를 위해 본 발명은, 모터가 안착되어 척에 의해 고정되는 모터안착부와, 모터안착부에 안착된 모터축을 지지하는 모터축 회전지지부와, 모터축 내측부에 암나사홀을 가공하는 홀가공부와, 모터축 내측부에 암나사를 가공하는 나사홈가공부와, 홀가공부와 나사홈가공부를 이동시키는 슬라이딩이동부와, 슬라이딩이동부가 가이드되는 슬라이딩가이드부와, 슬라이딩이동부를 전진 및 후진시키는 전/후진실린더로 구성된다. 모터축, 암나사 가공, 암나사 가공장치

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螺距计算系统

提供一种能够判断螺距的变动的主要原因的螺距计算系统。螺距计算系统具备：第一检测部，其检测旋转轴的旋转角度；第二检测部，其检测进给轴的移动量；以及计算部，其基于由第一检测部检测出的旋转角度以及由第二检测部检测出的移动量，来计算在工件(W)处形成螺纹时的旋转轴每旋转一周的上述移动量。

Dispositivo per l'esecuzione di filettature interne ed esterne su torni automatici a piu'mandrini

Device for performing male screw cutting and female screw cutting by multiishaft automatic lathe

모터축의 암나사 가공장치

본 발명은 종래 모터의 모터축 내측부에 암나사를 가공함에 있어서 야기되는 문제점을 해결하기 위해 안출된 것으로서, 실린더의 작동에 의해 작동되는 홀가공부와 나사홈가공부를 양측에 구성하고, 모터가 올려지는 모터안착부에 모터를 고정하는 척을 구성하여 모터를 해체하지 않고 조립양산된 모터의 모터축 내측부에 암나사를 가공하도록 함으로써, 모터축에 암나사를 가공하는 작업의 편의성은 물론 실용성 및 생산성효율성의 증대를 가져올 수 있도록 한 모터축의 암나사 가공장치를 제공하고자 한다. 이를 위해 본 발명은, 모터가 안착되어 척에 의해 고정되는 모터안착부와, 모터안착부에 안착된 모터축을 지지하는 모터축 회전지지부와, 모터축 내측부에 암나사홀을 가공하는 홀가공부와, 모터축 내측부에 암나사를 가공하는 나사홈가공부와, 홀가공부와 나사홈가공부를 이동시키는 슬라이딩이동부와, 슬라이딩이동부가 가이드되는 슬라이딩가이드부와, 슬라이딩이동부를 전진 및 후진시키는 전/후진실린더로 구성된다. 모터축, 암나사 가공, 암나사 가공장치

변속 유닛을 구비한 공구 결합 디바이스 및 스레드 또는 스레드된 홀을 생성하기 위한 방법

공구, 특히 스레드 또는 스레드된 홀을 생성하기 위한 공구를, 드라이브, 특히 머신 공구의 드라이브에 결합시키기 위한 공구 결합 디바이스는, a) 드라이브에 결합하기 위한 드라이브 샤프트(90), b) 공구(2)에 결합하기 위한 출력 샤프트(12)로서, 출력 샤프트(12)는 중심축(A)을 중심으로 회전하거나 회전 가능하고, c) 입력 샤프트(90)와 출력 샤프트(12) 사이에 연결되고 변속비에 따라 입력 속도(n S )에서의 드라이브 샤프트(90)의 회전 이동을 입력 속도(n S )보다 더 큰 출력 속도(n W )에서의 출력 샤프트(12)의 회전 이동으로 변속하는 변속 유닛(16) 및 d) 비-회전 하우징(100)을 포함하며, e) 변속 유닛(16) 및 변속 유닛(16)에 결합되는 입력 샤프트(90)의 적어도 일부 및 변속 유닛(16)에 결합되는 출력 샤프트(12)의 일부(18, 20, 15)는 하우징(100) 내에 배열되고, f) 드라이브 샤프트(90)는 상기 하우징(100) 상에 또는 그 내에 회전 장착되고, g) 출력 샤프트(12)는 입력 샤프트(90) 상에 또는 그 내에만 회전식으로 지지되고 하우징(100) 상에 또는 그 내에 회전식으로 지지되지 않는다.

Numerical control device

Werkzeugkoppelvorrichtung mit übersetzungseinheit und verfahren zum erzeugen eines gewindes oder eines gewindelochs

Werkzeugkoppelvorrichtung mit übersetzungseinheit und verfahren zum erzeugen eines gewindes oder eines gewindelochs

丝锥的相位检测方法及机床的内螺纹加工方法、机床

提供丝锥的相位检测方法及机床的内螺纹加工方法、机床。不使用专用的装置而以简便的方法检测丝锥的相位。在使丝锥(4)旋转的同时从与丝锥4的轴向交叉的方向通过传感器(激光照射装置(7)以及激光检测装置(8))测定丝锥(4)的螺纹牙(4a)的位置，取得旋转角度与螺纹牙(4a)的有无的关系，基于所取得的旋转角度与螺纹牙(4a)的有无的关系检测丝锥(4)的相位。

具有传动单元的工具联接装置和制造螺纹或螺纹孔的方法

本申请涉及具有传动单元的工具联接装置和制造螺纹或螺纹孔的方法。工具联接装置，其用于将工具，特别是用于制造螺纹或螺纹孔的工具联接至驱动器，特别是工具机床的驱动器，包括：驱动轴，用于联接至驱动器；从动轴，用于联接至工具，其中从动轴围绕中心轴线旋转或可旋转；传动单元，连接在驱动轴和从动轴之间并根据传动比将驱动轴以驱动转速的旋转运动转换成从动轴以大于驱动转速的从动转速的旋转运动；以及非旋转的壳体，其中传动单元至少和驱动轴的与传动单元联接的部件以及从动轴的与传动单元联接的部件布置在壳体内，驱动轴可旋转地支承在壳体上或其中，以及从动轴仅可旋转地支承在驱动轴上或其中，而不是可旋转地支承在壳体上或其中。

攻丝刀具和用于产生螺纹孔的方法

本发明涉及攻丝刀具，用于在工件(5)中制造带有内螺纹(9)的螺纹孔(1)，其在其钻尖(25)上具有主切削刃(27)和在攻丝方向(I)上追随的螺纹成型部(29)。方法包括攻丝行程(G)，攻丝刀具(23)能以在攻丝方向(I)上的攻丝进给量(f G )和与其同步的攻丝转速(n G )进入到工件(5)中，主切削刃(27)形成芯孔，螺纹成型部(29)在芯孔的内壁上形成内螺纹(9)。攻丝行程(G)中产生切屑(51)，切屑在与攻丝方向(I)相反的切屑排出方向(S)从螺纹孔(1)中被输出，且与面对要排出的切屑(51)的内螺纹(9)的螺纹成型部(29)碰撞。根据本发明，刀具的螺纹成型部(29)具有至少一个反向齿(57)，在反向行程(R)中能通过该反向齿从所要制造的内螺纹(9)的螺纹轮廓侧面(19)去除侧面余量(Δx)，该螺纹轮廓侧面在攻丝行程(G)中面对要排出的切屑(51)。

이동식 탭가공장치

본 발명은, 대형롤러 등과 같이 그 하중 및 그 크기가 비교적 크게 형성되는 가공물에 대하여 탭가공의 편의성을 제공함은 물론, 작업공간의 제한을 받지 않으면서 가공작업을 안정적으로 수행하여 사용성이 향상되도록; 상부에 넓이를 가지는 베이스플레이트가 구비된 장치본체와; 상기 베이스플레이트에 직선왕복이동가능하게 구비되는 가공몸체와; 전원공급부의 전원을 제어하도록 된 제어수단의 제어를 통해 전원을 공급받아 선단에 구비되는 드릴척을 회전운동시키어 상기 드릴척에 탈부착되는 탭을 회전운동시키도록 된 구동수단과; 일단은 상기 가공몸체에 가공물의 전면에 대하여 원형태의 축회전운동가능하게 축결합되는 결속체와, 상기 구동수단이 결속고정되는 고정브라켓과, 일단은 상기 결속체가 결속되며 타단은 상기 고정브라켓이 고정되되 상기 고정브라켓을 가공물측 방향으로 직선운동가능하도록 된 연결부재를 구비하는 운동고정수단과; 상기 장치본체를 이동가능하도록 바닥에 대하여 공회전가능하도록 된 다수의 이동바퀴들을 구비하는 이동수단;을 포함하는 것을 특징으로 하는 이동식 탭가공장치를 제공한다.

一种便携式工件攻丝机

本发明涉及一种工件攻丝机，尤其涉及一种便携式工件攻丝机。技术问题为：提供一种能够实现自动攻丝，节约人力，并且方便移动的便携式工件攻丝机。技术方案是：一种便携式工件攻丝机，包括有底板、垫块、安装板、固定板、导杆、压块、连接杆、第一螺母、安装杆、第一轴承座、第一丝杆、减速电机等；底板的顶部前后左右四侧均连接有垫块，底板的右侧连接有安装板，安装板的左侧连接有固定板，固定板的前后左右四侧均开有第一导孔。本发明通过减速电机能够实现丝锥的转动，从而无需人工转动丝锥，并且通过握住把手可以方便的搬运该设备，气泵和电控阀的存在，能够实现丝锥的自动上下运动，无需依靠人力来上下移动丝锥，提高了该装置的智能化。