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JP3691139 |
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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JP2005161474 |
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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JP2005138275 |
To provide a tiltable circular table apparatus in which movable portions are appropriately clamped when a circular table to be rotated and a circular table apparatus to be tilted are positioned.The tiltable circular table apparatus compr...
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JP2005138283 |
To provide a clamp instrument capable of performing clamping at high accuracy.Four center positioning pins having a conical shape are disposed in a first connection element at least partially, and are adapted so as to engage with four co...
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JP2005138243 |
To provide a high-accuracy index table, facilitating fitting of a rotary table to a frame and applying suitable pre-load to a bearing.In this index table, two bearings are disposed between the rotatable table and the frame separated from...
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JP2005138216 |
To provide an index table, facilitating rotation of a rotary table and restraining the rotary table and a frame from abutting on each other to hold down abrasion when the rotary table is rotated, thereby keeping the working accuracy of a...
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JP3676928 |
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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JP2005118946 |
To provide a clamping device for properly clamping a shaft even if misalignment is caused in the rotatably supported shaft and the clamping device; and a rotary table device.This clamping device 52 clamps the rotatably supported shaft, a...
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JP3672995 |
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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JP3672804 |
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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JP3664471 |
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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JP3660603 |
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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JP3656376 |
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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JP2005046968 |
To provide an index table formed in such a structure that does not generate an eccentric load on a seal member for sealing installed between a distributor and a shaft forming a rotary joint in the index table with the built-in rotary joi...
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JP2005040848 |
To provide a durable rotary indexing table apparatus in which backlash in the gear train of a reduction gear is eliminated and a bending apparatus for a metal plate using the same.The rotary indexing table apparatus 80 is provided with a...
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JP3643209 |
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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JP3643207 |
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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JP3643208 |
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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JP2005022014 |
To change the attitude of a workpiece by the feed operation of a spindle in an NC machining device.An NC spindle unit 9 and a workpiece positioning unit 10 are installed on a base. A roughly shaped material W is fixed to a movable jig 15...
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JP2005007526 |
To provide a tool swiveling device for machine tool, improving a positional accuracy of a tool when the tool is fixed at a free position, making machining carried out while swiveling the tool smooth, and having a compact body and high st...
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JP3632786 |
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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JP2005001056 |
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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JP2004348350 |
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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JP2004338087 |
To accurately convey a tool holder in its position between a magazine position and a working position.This machine tool 10 has at least one working spindle 12, in which a tool receptacle 14 for tool holders 15 is provided. Furthermore, t...
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JP3609674 |
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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JP2004276120 |
To dispense with grooving work by providing a stopper mechanism formed of a rocking piece of a rotary stopper and a stopper plate.In this rotary table device, the stopper mechanism is formed of the rotary stopper 5 of a table 4 and the s...
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JP2004261879 |
To provide a cross rail clamping device capable of realizing elimination of the oil pressure without giving an impairing cross rail movement control function for controlling with fixation/release of clamp by using an air cylinder device ...
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JP3599715 |
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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JP2004261880 |
To provide a cross rail positioning device capable of sufficiently withstanding a large load even in the case of using an air cylinder device which does not generate the driving force for directly opposing to a load of the cross rail as ...
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JP2004223625 |
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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JP2004216461 |
To provide a positioning mechanism for positioning an object in a short time without the need for complicated control.A gripping device 8 for gripping protruded portions 2b, 2c, 2d, 2e provided on the surface of the moving or rotating ob...
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JP2004216462 |
To provide a positioning mechanism for positioning an object in a short time without the need for complicated control.A plurality of protruded portions 2a, 2b, 2c, 2d provided on one surface of a turn table 2 are arranged in such a manne...
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JP3575847 |
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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JP3575846 |
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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JP2004160642 |
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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JP3561289 |
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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JP2004152917 |
To provide a wafer supporting device effective in correct detection of contacting positions at respective points of a large diameter wafer and capable of protecting a probe needle upon over-load without damaging the same.In the wafer sup...
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JP2004142023 |
To provide an index table with reduced restrictions in conditions of it use and usable for general purposes.In a rectangular parallelepiped frame 11, which composes the external shape of an index table 1, of four faces 5, 6, 7 and 8 that...
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JP2004142076 |
To make an operation for mounting and dismounting a reference tool on the spindle 6 and a storage space for the reference tool in the case of the phase adjustment of a workpiece w unnecessary, and further to prevent the direct applicatio...
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JP2004142081 |
To simplify the constitution of a locking means 10 for fixing a revolving table in an indexed position.Stopper pieces 21a, 21b are provided on a base 2, and positioning means 22a, 22b are provided on the lower surface of the revolving ta...
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JP2004142080 |
To provide an index type revolving table device wherein fine control is realized by making the displacement of an abutting member to a stopper piece for positioning, smaller than the displacement of lead of an ordinary control screw.A fi...
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JP3550330 |
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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JP3550405 |
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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JP2004090108 |
To provide a tool support device of a numerically controlled lathe capable of automatically controlling turning angle without disposing a dedicated driving device even when a cross slide having a turning function is disposed.A carriage 2...
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JP2004082287 |
To provide a rotary table device being miniaturized in the height direction and improving the maintenance of clamp means and an encoder, and to provide a machine tool comprising the rotary table device.This rotary table device comprises ...
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JP2004087569 |
To provide a positioning structure whereby an assembly error can be suppressed and it is prevented that a soft resin member is smashed by a resin housing and a board.In the positioning structure 10, a pair of bosses 12 standing on a main...
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JP2004074357 |
To optimize the driving operation of a driving source of a movable structure selectively mounting different mass objects according to the amount of the mass objects mounted thereon.A plurality of control parameters individually optimizin...
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JP2004074328 |
To prevent breakage of a disc held by inner stress of an index table when clamped.In the index table including a frame 2 and a rotary table 3 to support the rotary table 3 by the frame 2 to be capable of rotating, this clamping device in...
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JP2004074360 |
To optimize a tool selecting operation of a turret according to contents of a machining program in a turret installing a rotary tool.This control method determines, at first, whether the rotary tool is included in various tools mounted o...
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JP3529427 |
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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