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JP2019042901A |
To provide a processing device that can perform both cutting processing and honing processing alone, is small-sized and does not require a complicated structure.The processing device, in which a cutting processing unit 6 having a cutting...
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JP2019042900A |
To provide a processing device that can perform both cutting processing and honing processing alone, is small-sized and does not require a complicated structure.The processing device, in which a cutting processing unit 6 having a cutting...
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JP2019042864A |
To provide a grinding apparatus capable of effectively preventing a ring-shaped member from having a chatter on an outer peripheral surface.A grinding apparatus comprises: a rotary drive shaft of a ring-shaped member 6; a grindstone 5 fo...
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JP6486379B2 |
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JP2019034390A |
To provide a grinding device configured to accurately grasp a diameter of a grinding wheel at low costs so that the grinding wheel can be used to use limit.A control device comprises: a pin-length memorizing part 94; a pin-length renewin...
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JP2019030932A |
To stably perform measurement of a height of a table top.In a processing device comprising a rotatable table base which can support a chuck table, which holds a tabular work-piece on a holding surface, on a supporting surface, and a spin...
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JP6476029B2 |
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JP2019025612A |
To provide an internal grinding device that is capable of grinding holes at both ends of a workpiece simultaneously and easily secures dimensional tolerance and geometric tolerance with high precision.An internal grinding device 1 for gr...
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JP6469715B2 |
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JP6469696B2 |
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JP2019018287A |
To provide a working apparatus that can perform grinding and honing by one apparatus, and is small and does not require complicated configuration.The working apparatus comprises: a tool table 41 which is movable in a Z direction and in w...
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JP6464666B2 |
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JP2019014019A |
To restrain formation of a sliding flaw on an outer peripheral surface of a workpiece in a shoe centerless-type grinding device.A grinding device 1 comprises: an electromagnetic chuck 5 having an attraction surface 5c for attracting one ...
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JP6459524B2 |
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JP2019010729A |
To provide a space-saving good operational centerless grinder by contriving the arrangement constitution of each configuration unit around the basic constitution of the grinder.In a centerless grinder, dressing means carrying out the dre...
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JP6453199B2 |
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JP6448108B2 |
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JP6447229B2 |
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JP2018202381A |
To provide a tool for polishing a special drainage fitting which allows sufficient polishing of the special drainage fitting, and a method of polishing a special drainage fitting using the same.A tool for polishing a special drainage fit...
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JP6445257B2 |
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JP6443595B1 |
A work piece support device (6) is arranged at least one about the direction of the circumference of a pedestal (10) and work piece (1a) rotated using a rotary drive (4), It has a shoe (11) made to Sliding contact to a peripheral surface...
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JP6437255B2 |
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JP2018193603A |
To provide a machining jig that has a smaller concentricity and a simple processing method, and does not generate a trouble such as dirt on a target material and an outer peripheral surface of the target material to be used.In a method f...
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JP2018187735A |
To provide a rotary feeder which does not require adjustment in association with movement of a base line of a work-piece, and of which down-sizing is possible.A rotary feeder 10 for a centerless grinder comprises a plurality of pairs of ...
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JP6430217B2 |
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JP6428374B2 |
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JP2018180934A |
To provide a center unit, machine tool and program that can shorten a preparation time.The tailstock center unit 30 includes: a tailstock center 35 that supports an end portion of a workpiece W; a tailstock center moving unit that moves ...
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JP2018176298A |
To provide a grinding machine utilizing a tailstock whose structure can be simplified.A tailstock 30 comprises: a first body 110 which is mounted with a center 100; and a second body 120 which can move in a rotation axis-line direction o...
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JP6423888B2 |
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JP2018171687A |
To solve such a problem that a conventional inner diameter processing method is advantageous in a case where a workpiece is in the simple ring shape or cylindrical shape, however, in a case where the outer diameter shape of the workpiece...
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JP6419575B2 |
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JP2018167348A |
To provide a grinding device and a grinding method by which slippage between a work-piece and a spindle can be prevented in advance.A grinding device 1 rotates a work-piece W whose both ends are supported by support parts (center 14, cen...
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JP6417165B2 |
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JP6411136B2 |
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JP2018161680A |
To provide a method for treating a shell internal surface that can reduce pin-hole defects.A method for treating a shell internal surface comprises a shell casting process S1, an internal surface grinding process S3 that performs grindin...
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JP6408512B2 |
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JP2018158402A |
To provide a machining apparatus that enables quick change of the operating condition of a cooling device for cooling hydraulic fluid used for a fluid bearing.A machining apparatus (grinder 1) comprises: a rotatable shaft (grinding wheel...
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JP2018153907A |
To provide a grinding work simulation device and method in which a grinding burn depth of a workpiece in the grinding work can be calculated more precisely.A grinding work simulation device 1 includes: a grinding burn depth calculation u...
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JP2018149676A |
To provide a processing device capable of suppressing fluctuations in radius of curvature of an outer peripheral surface of a rotor.A processing device 1, which is supported by a plurality of support rotors 501 and 502, performs removal ...
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JP6396816B2 |
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JP6390220B2 |
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JP2018525235A |
A method for grinding work piece by a grinding wheel is indicated. Work piece contains a curved shift portion (5) which connects a side wall part (4) which extends outward from the cylindrical shape-like bearing surface (3) and the cylin...
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JP6386319B2 |
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JP2018134716A |
To inhibit noise occurring in output of a sensor.A polishing device 1 includes: a motor 20; a polishing part 10 which is rotationally driven by the motor 20; a support part 30 supporting a body 21 of the motor 20; a block part 63 (a hold...
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JP2018134725A |
To provide a grinder that enables anyone to easily, safely, sanitarily and rapidly perform an abrasive operation for an end of a piping joint as preliminary treatment of butt welding for piping by avoiding the risk of a sander grinder.A ...
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JP6378800B2 |
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JP6374002B2 |
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JP6371669B2 |
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JP2018118339A |
To improve processing accuracy by restraining a positional deviation of an adsorption surface of a chuck without rearranging a shoe.By a shoe movable mechanism 10, a position of a front shoe 7 and a rear shoe 8 is constituted so as to sw...
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JP6361243B2 |
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