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JP3722889B2 |
To improve the workability and to reduce the cost by executing indexing of working position of a punch and a die with a single stand of indexing motor installed on a moving body. A punch block 69 attaching plural numbers of punches 33 an...
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JP3720298B2 |
To provide a rotation indexing device for a machine tool capable of avoiding or suppressing reduction of pre-load of any rolling element row or suppressing lowering of supporting rigidity of a rotation side coupling, even if pre-load sho...
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JP3717770B2 |
To facilitate a work to regulate a backlash between a worm and a worm wheel. A dividing head is formed that the worm is divided into a hollow worm body having a duel lead worm tooth and a drive shaft fitted in the worm body and the worm ...
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JP3717841B2 |
To provide a pneumatically-operated indexing apparatus simple in structure, and easy in manufacture and maintenance capable of attaining size, weight and cost reductions. This pneumatically-operated indexing apparatus 1 is provided with ...
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JP2005313304A |
To propose a precision tilt table device with a clamp mechanism for a positioned table.The table 6 of the precision tilt table device 1 is kept in a clamped state by a spring force of a clamp actuator 20. At the time of positioning, the ...
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JP3713190B2 |
To certainly stop and hold a rotating shaft at a predetermined rotation angle even on a low working pressure in a circular table device such as an indexing device. In this circular table device, a table surface 7 is disposed at one axial...
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JP3712620B2 |
To provide a circular table with an NC device and a uniform indexing method therefor that ensure an automatic computation of a moving angle by the NC device on the circular table, upon a command of a dividing number from an NC device on ...
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JP2005532186A |
The subject invention provides a locating assembly for centering and securing a work piece. The locating assembly includes a body. The body defines an internal cavity and an opening from the cavity to the exterior of the body. A locating...
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JP3709506B2 |
To dispense with inverter control and to accomplish a stable motion at a high rotational speed and improvement of stopping accuracy in a turntable used when conversion of the direction is carried out in conveyance of an automobile or a c...
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JP2005531419A |
A method of indexing a rotating cutting tool, and a tool for machining. The tool includes a body, and one or more cutting parts, that can be moved relative to the body at least into a first position and a second position. The cutting par...
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JP3701712B2 |
PURPOSE: To perform the retractable operation of an indexing plunger pin to an indexing location hole easily and lightly by connecting this indexing plunger pin to an operating handle of a servo assisted mechanism such as a lever. CONSTI...
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JP3703152B2 |
PURPOSE: To provide an actuator operable by a pressure medium having a reduced manufacturing cost, a relatively short structure length, and improved operational reliability. CONSTITUTION: This actuator has piston and cylinder units A, B,...
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JP2005246522A |
To provide a rotary table device of simple constitution and excellent practicability such as allowing the attachment of a rotary joint as well as the appropriate correction of unbalance torque over the whole rotation region of 360°.This...
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JP3695806B2 |
To extremely simplify the assembly work of a bearing as well as to simplify the structure of the supporting part of the bearing. Inner wheels 30a, 32a are fitted to an output shaft 20 while the inside of the inner wheels 30a, 32a of thir...
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JP3691139B2 |
To manufacture a coupling component at extremely low cost by providing reference surfaces for accurate axial positioning having a plurality of coupling components crossing in the chuck direction to achieve relative movement. A chuck devi...
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JP3690870B2 |
To improve working efficiency while securing the positioning precision of a blank. While elevating and lowering a blanking punch 13, a part of the blank 1 placed on the front surface of a turn table 9 is blanked. The elevating/lowering s...
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JP3676928B2 |
To facilitate adjustment operations for the fixed angle of a fence body by working a screw member at the rotation side to fix the fence body onto a table without using a tool. This device is equipped with a fence body 22 provided in such...
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JP3672804B2 |
To provide a rotating angle indexing device of a turntable capable of easily performing dividing and indexing securing high machining accuracy. This rotating angle indexing device for a turntable is provided with a computing means for co...
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JP3672995B2 |
To provide a tool indexing device for a machine tool, which can substantially dispense with disassembly of a tool bed when the centering of a tool indexing position is carried out, and the necessity of driving of a tapered pin so that no...
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JP2005186192A |
To improve working accuracy of dividing by eliminating backlash of an index turning table using a gear.This index turning table includes: a worm wheel 6 fitted to a shaft 2 of a turning table 1; two worm gears 7, 8 meshing with the worm ...
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JP2005186206A |
To realize a spindle unit for a lathe and a lathe apparatus, having a new suitable mechanism for transmitting the driving force of a driving source to a spindle.This spindle unit for a lathe includes: a rotatable spindle having a holding...
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JP2005169617A |
To obtain the insertion end of a tool capable of optimally transmitting high rotation moment and a shock impulse without a risk of breakage.The insertion end at least partially extends along the axis line A of the tool 2 driven by rotati...
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JP3664471B2 |
To easily attach or detach members constituting a rotary joint, and to inspect and modify parts of the rotary joint without moving a whole index table or attaching or detaching the table. In this index table 1, a distributor 5 and a shaf...
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JP2005161474A |
To provide a machine tool capable of transferring a turret to an unclamping state from a clamping state with a simple constitution.This machine tool has a base, turret type tool posts 15 and 17 arranged on the base, having revolvably the...
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JP3660603B2 |
To provide an axial direction setting device having a worm drive device capable of implementing the rapid return from the set position exclusive for the device by a simple means so as to reduce the length of a set passage. This axial dir...
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JP3656376B2 |
To improve the rigidity of a table by providing a presser member which applies pushing pressure so as to push a ring member whose one end is locked to a rotating table, against a base. A motor connected to a worm 71 is rotated so that a ...
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JP3643208B2 |
To simplify and besides downsize the structure by stopping some rotation with not less than one rotation and not more than two rotations, using a slider and a circular slot, in case that the first member and the second member arranged co...
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JP3643207B2 |
To simplify and besides downsize the structure by stopping some rotation with not less than one rotation and not more than two rotations, using a slider and a slot, in case that the first member or the second member arranged concentrical...
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JP3643209B2 |
To simplify and besides downsize the structure by stopping some rotation with not less than one rotation and not more than two rotations, using a slider and a slot, in case that the first member or the second member arranged concentrical...
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JP3632786B2 |
To ensure an accurate indexing at the time of processing a key groove. A cam shaft S is centered with the use of V-like shape blocks 2, 2 provided on opposite sides of a base 1, and two plunger type indexing pins 10L, 10R are fitted in a...
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JP3627855B2 |
A probe arm comprises a base member 10 securable to a surface of a machine tool, and a rotatable hub 12, carrying an arm member 16 with a tool-setting probe (18 Fig 1). The hub has a portion 22 with three radial projections (26 Fig 2) wh...
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JP3616176B2 |
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JP3609882B2 |
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JP3609674B2 |
To solve a problem that a rectangular plate to be worked can be sucked for positioning and that a member to be worked formed into any desirable shape can not be sucked for positioning. A pad base is installed freely to be moved in the cr...
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JP2005001056A |
To provide a clamping device which does not cause wear and damage on/to the index teeth due to incorrect engagement of the respective rows of index teeth during clamping and does not cause defective machining.One of the row of rotary sid...
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JP2004348350A |
To provide a correction device which accurately measures rotation accuracy of a rotary table, corrects the rotating operation based on the result of measurement, and to improve accuracy of determination.A correction device 1 is prepared ...
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JP3599715B2 |
To provide a stop mechanism capable of stopping any of forward and reverse rotation instantaneously and having a simple structure and provide a round table having the stop mechanism. This stop mechanism is provided with a fixed body 11, ...
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JP3575846B2 |
PURPOSE: To provide an intermittent dividing device with a mechanical hand for integrating a plurality of mechanical hands which is actuated corresponding to intermittent dividing movement and handling a plurality of work at one effort. ...
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JP3575847B2 |
PURPOSE: To handle a plurality of works at one effort by providing with a first cam structure for converting rotational movement of an input rotation shaft into intermittent oscillate movement with stationary period and a second cam stru...
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JP3570694B2 |
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JP3571605B2 |
A machining center includes a spindle (2), a main table (4) and an NC device (6) for making a machining relative movement between the spindle and the main table. An index apparatus includes a housing (8) mounted on the main table. An ind...
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JP3568445B2 |
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JP3561289B2 |
PURPOSE: To enable accurate positioning in an operative position repetitively. CONSTITUTION: An arm 12 holding a tool setting probe in a machine tool can turn freely between an operative position and an inoperative position. The operativ...
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JP2004223625A |
To provide a holding device for a workpiece, not requiring much time and labor for centering work without shifting of working for both end faces in processing the end face of the workpiece positioned on one side of a rotating shaft of th...
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JP3550405B2 |
PURPOSE: To provide the detecting device of an attachment capable of eliminating the detection error of the angular phase of a gear coupling and detecting the angular phase of the attachment with high precision. CONSTITUTION: A magnetic ...
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JP3550330B2 |
To provide a clamping device capable of providing a sufficient clamping force even in a small rotary table. A rotary table comprises a spindle rotatably supported to a frame body, a work table fixed to the end part of the spindle, and a ...
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JP2004160642A |
To provide an inclining and rotating table device capable of securing enhanced indexing accuracy of an inclined angle of a table surface of a rotating table.A first V-shaped groove 34 is directly formed on a shaft body 20 provided on a s...
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JP3535161B2 |
PCT No. PCT/EP94/00452 Sec. 371 Date Dec. 5, 1994 Sec. 102(e) Date Dec. 5, 1994 PCT Filed Feb. 17, 1994 PCT Pub. No. WO94/19132 PCT Pub. Date Sep. 1, 1994A tool assembly comprising two components, adapted to be coaxially coupled together...
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JP2004515370A |
An indexing device and method is provided to selectively orient work pieces at predetermined angular positions and hold the work pieces at those positions. The indexing device has a rotary member rotatably coupled to a support and a trig...
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JP3529427B2 |
PURPOSE: To eliminate the interference between a dividing head and a workpiece by installing a dividing device for dividing a spindle unit in the revolution direction around the tilt axis which crosses aslantly with the axis line of the ...
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