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Patent Searching and Data


Matches 801 - 850 out of 8,804

Document Document Title
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...  
JP6417165B2  
JP6411136B2  
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...  
JP6408512B2  
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...  
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...  
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 ...  
JP6396816B2  
JP6390220B2  
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...  
JP6386319B2  
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...  
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 ...  
JP6378800B2  
JP6374002B2  
JP6371669B2  
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...  
JP6361243B2  
JP6363260B2  
JP2018111152A
To provide a centerless grinding device and a load measuring method capable of improving measurement accuracy of load actuated onto a blade.An adjustment grindstone 1 is rotated clockwise around a shaft line O, a grinding grindstone 2 is...  
JP2018111151A
To provide a grinding apparatus, etc. with which the grinding pressure acting on a workpiece from a whetstone can be appropriately controlled.A substantially cylindrical workpiece W is fixed on a workpiece support 4. A whetstone 1 is mov...  
JP2018111149A
To provide: a polishing processor capable of sufficiently reducing workpiece chatters; and a polishing processing method.A polishing processor 1 comprises: grinder side oscillation displacement arithmetic devices 26, 32 that obtain oscil...  
JP2018111136A
To provide a grinding device and grinding method capable of surely determining occurrence of slip between a workpiece and a main shaft.There is provided a grinding device 1 for grinding a workpiece W by rotating the workpiece W held by t...  
JP2018518379A
The method and the grinding machine which realizes this method in which the machinery members forming (2) which has an inner side crevice (6) which is bound in both ends (3, 5), and should be ground, and which should be processed is grou...  
JP6355183B1
Processing device 1 performs removal processing which removes at least one copy of a peripheral face of supported rotating body 6 which rotates with rotation of a plurality of support rotating bodies 501, 502 while being supported by a p...  
JP6352174B2  
JP2018099768A
To provide a grinding apparatus capable of switching surfaces of a workpiece to be ground, between an outer peripheral surface and an inner peripheral surface, without the need to retract a tailstock greatly.One end of a workpiece 15 is ...  
JP2018094684A
To provide a screw shaft polishing device and a screw shaft polishing method, which enable automatization of such adjusting operations that an angle of a polishing tool is adjusted in accordance with an angle of a helical groove of a scr...  
JP2018094665A
To provide a thread grinder and a thread manufacturing method that are able to shorten a time taken for a thread grinding process.A control device 200 comprises: a first grind stone table position control section 250 that controls the po...  
JP2018094678A
To provide a polishing method that allows for polishing an inner surface of a support post.A polishing method for polishing an inner surface 101c of a support post 101 having an opening part 101b includes: an arrangement step of insertin...  
JP2018094699A
To stabilize griding accuracy of a grinding apparatus without handling easiness of the apparatus.A griding apparatus 1 which is so configured as to sequentially grind respective inner peripheral surfaces of plural work-pieces W by a grin...  
JP6345341B2  
JP2018089758A
To shorten a processing time for forming a plurality of circular tips.A processing device (1) comprises holding means (8) for holding a square tip (C1) and processing means (5) for processing in a circular shape by cutting a side surface...  
JP6337475B2  
JP6337125B2  
JP6339784B2  
JP6333391B2  
JP6334253B2  
JP2018513025A
A method of carrying out outside grinding of the shaft member (10) provided with a rotation symmetry portion and the end face which has a center hole which decides a standard longitudinal direction axis and an axis-of-rotation line of a ...  
JP2018075642A
To provide a pipe body inside backing treatment device capable of efficiently executing backing treatment in a short time on a part of ranging over a wide range of an inner surface of a pipe body.A pipe body inside backing treatment devi...  
JP2018075651A
To detect a position of a grinding surface of a grindstone in a short time, even in a state of sticking a grinding liquid to a surface of the grindstone.An NC grinding device comprises a grindstone, grinding liquid supply means 90 for su...  
JP2018069416A
To provide an NC grinding apparatus capable of finishing a workpiece with high accuracy even when thermal displacement occurs in a ball screw or when wear or thermal displacement occurs in a grindstone or the like.In an NC grinding appar...  
JP2018069358A
To provide a grinding machine improved in workability of manual grinding work required to be carefully performed.A grinding machine comprises: a grindstone for grinding a work-piece; a nozzle which jets cooling liquid to the work-piece; ...  
JP2018069391A
To provide a grinding device enabled being hardly impacted by heat deformation of a mechanical structure in a simple and low cost way.A first grinding device 1A is configured to: measure a first groove bottom radius Di and a first center...  
JP2018069356A
To provide a grinder of which enlargement of a size is suppressed and which can assure a wider work-piece processing area.A grinder 10 comprises a partition wall which partitions a processing area 11A and a non-processing area 11B other ...  
JP2018069386A
To provide an inner pipe surface grinding apparatus for a large-diameter steel pipe which may accurately and efficiently remove projections or scratches, such as bead, generated on an inner surface of the large-diameter steel pipe.There ...  
JP2018051665A
To provide a numerical control grinding device which detects a torque of a motor for rotationally driving a grindstone by a torque sensor, and can optimally correct a relative travel speed between the grindstone and a processed object, a...  
JP2018051749A
To provide a processing device for a pipe end part capable of being applied to a plurality of pipes having mutually different pipe diameters and facilitating processing of the pipe end part of even a piping material of which rotation by ...  
JP2018053948A
To provide a shaft member for a fluid bearing device capable of improving bearing performance.A shaft member for a fluid bearing device includes: two bearing surfaces 31, 32 separated in an axial direction on its outer peripheral surface...  

Matches 801 - 850 out of 8,804