Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 651 - 700 out of 8,892

Document Document Title
JP6888397B2
To provide a machine tool system which securely makes surface roughness of a workpiece after lapping in a desired state.A machine tool system is a machine tool 1 which laps a workpiece W after grinding, and includes a lapping tool 52 whi...  
JP6888396B2
To provide a grinder which can obtain desired surface roughness while grinding efficiently.A grinder 1 includes a grinding wheel 50 which grinds a workpiece W, a sensor 100 which detects surface roughness of the workpiece W ground by the...  
JP2021084211A
To suppress bending or bending of a wire for polishing or grinding an inner diameter of a hollow work when it is separated from the work, and to reduce the difficulty of an operation of inserting the wire into the inner diameter of the w...  
JP2021084153A
To provide a grinding device and a vibration grinding method capable of giving an arbitrary vibration to a grindstone shaft with a simple configuration. A grinding device 1 has a grind wheel 50, a grindstone shaft 52 to which the grind w...  
JP6881003B2
To provide a structure capable of facilitating reduction of rotational torque of a tapered roller bearing.A grinding method for tapered roller comprises rotatably arranging multiple tapered rollers 4 between an inner diameter side inclin...  
JP2021079479A
To provide a chatter evaluation system that evaluates amounts of chatter of a surface of a work-piece with good accuracy, in an in-process for grinding.A chatter evaluation system 1 according to the present invention comprises: a sizing ...  
JP2021079480A
To provide a chatter evaluation system that evaluates amounts of chatter of a surface of a work-piece with good accuracy, in an in-process of grinding.A chatter evaluation system 1 comprises: an axial directional movement calculation dev...  
JP6877800B1
To perform finish grinding of a round hole of a work, and to realize finish grinding of an inner surface of a round hole which cannot be performed by an inner surface grinding machine in a horizontal machining center. As a first step, a ...  
JP2021074841A
To provide a processing quality prediction system that can predict a state of an affected layer generated in a work-piece, with higher accuracy.A processing quality prediction system 1 comprises: a grinder main body 11 that performs grin...  
JP2021074793A
To provide a grinding machine that can grind an object to be ground with high processing accuracy, and a core material manufacturing method.A grinding machine 1, which grinds an object B to be ground in a longitudinal shape, comprises: a...  
JP2021074833A
To provide a grinding device that can be suppressed from deterioration in processing accuracy, even when wear and deformation occur in a contact maker of a rest device.A grinding device 1 comprises: a grinding wheel head 3 which is mount...  
JP2021074834A
To provide a grinding device that can be suppressed from deterioration in processing accuracy due to influence of variation of an outer diameter of an object to be ground during grinding.A grinding device 1 comprises a grinding wheel hea...  
JP2021074792A
To provide a grinding machine that can grind an object to be ground with high processing accuracy even when accelerating a speed of feeding the object to be ground, and a core material manufacturing method.A grinding machine 1, which ope...  
JP2021074842A
To provide a processing quality prediction system that can predict a depth of an affected layer generated in a work-piece, with higher accuracy.A processing quality prediction system 1 comprises: a grinder main body 11 that performs grin...  
JP2021077205A
To provide a quality prediction system that is superb in versatility.A quality prediction system 1 includes a model production unit 73 that regards as an explanatory variable a feature quantity of condition data detected by a first detec...  
JP2021070135A
To provide a grinding device that can accurately detect a supplied state of a coolant.A grinding device 100 comprises: a grindstone 2 grinding a workpiece 80; an electric motor 3 for a grindstone which rotationally drives the grindstone ...  
JP2021070134A
To provide a grinding device and a grinding method, allowing for improvement of accuracy of determining grinding burn in a workpiece.A grinding device 100 comprises: a grindstone 2 grinding a workpiece 80; an electric motor 3 for a grind...  
JP2021070104A
To provide a grinding device that can detect occurrence of abnormality such as wear of a contactor that contacts a work-piece, by detecting a state of a rest device that supports the work-piece.A grinding device 100, which grinds a camsh...  
JP6865088B2
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...  
JP2021064777A
To provide a single crystal silicon outer diameter polishing device for a semiconductor device that improves polishing efficiency on a single crystal silicon.A single crystal silicon outer diameter polishing device for a semiconductor de...  
JP2021062466A
To disclose a pottery bottle bent neck polishing device.A pottery bottle bent neck polishing device includes a base. A slide space that is opened upward is installed in the base. Slide plates are slidably connected at symmetric positions...  
JP6862764B2
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...  
JP6861025B2
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 ...  
JP2021058962A
To provide a polishing tool which is excellent in polishing performance and can continuously polish the entire inner surface of a metal pipe with drawn tip, and a polishing method.This polishing tool is configured in such a manner that a...  
JP2021059008A
To provide a steel wire scale removal device which can completely perform scale removal processing on an entire steel wire with small contamination and high scale removal efficiency.A steel wire scale removal device comprises: a pluralit...  
JP2021053673A
To provide a rolling method which can widen a rolling width reduced accompanying increase of materials to be rolled without stopping a rolling line.A rolling method, which is performed using a rolling machine 4 that sequentially rolls a ...  
JP2021053617A
To provide a rust removal and surface treatment apparatus for steel pipes for supporting construction.A rust removal and surface treatment apparatus for steel pipes for supporting construction of the present invention comprises: a main b...  
JP6854168B2
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...  
JP2021049626A
To provide a cylinder grinding device that can accurately support a work-piece at a rotation center regardless of weight of the work-piece to secure safety in processing accuracy.A cylinder grinding device 1 comprises: a data base 391 th...  
JP6851545B2
This crankshaft-polishing device is provided with a plurality of polishing tools for polishing a crankshaft, a plurality of slide shafts for causing the polishing tools to slide outward or inward, a tool jig that connects the plurality o...  
JP2021045799A
To provide a grindstone cover device for an internal grinding machine that can prevent the grindstone from scattering due to breakage during setup change.A grindstone cover device 9 comprises: a spindle stock 2 that supports a spindle 3 ...  
JP2021045800A
To provide a roll cleaning device by which an operator can feel a pressing force onto a roll surface as if the roll surface is directly wiped even when separating far from a roll by remote control or the like, and further, the pressing f...  
JPWO2020183768A1
The displacement drive unit and the rotation drive unit move the loading member until the loading member supported by the loading member support mechanism is moved from the work set state to the work retracted state and returned to the w...  
JP6842277B2
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...  
JP6842703B2
To provide a method for feeding work-piece by which work-pieces having circular cross section such as, for example, a roller can be fed to a centerless grinder one by one.In feeding a work-piece W to a centerless grinder which loads the ...  
JP2021039194A
To provide a photoreceptor drum in which good characteristics can be obtained even after polishing, an image forming apparatus including the photoreceptor drum, and a regeneration method for a photoreceptor drum.A surface of a protective...  
JP2021037600A
To provide a grinding unit that can rotate a grinding grindstone around a unique rotation axis different from a rotation axis of a tool spindle and a complex machining machine equipped with the same.The complex machining machine comprise...  
JP2021030319A
To enable even a wafer cut along an outer peripheral edge thereof to be positioned in a predetermined direction in the next step.A wafer processing method comprises: a holding table preparing step ST1 of preparing a holding table in whic...  
JP2021030324A
To provide a technique for cleaning a taper shank part with a flange of a tool holder.A tool holder cleaner comprises: a flange polishing member 31 that contacts a flange flat surface 113 of a taper shank part 110 with a flange; a taper ...  
JP2021030424A
To provide a polishing device for a metal pipe material inner surface.A polishing device includes a main body, an operation space is provided in a left end wall of the main body, a left end of the operation space communicates with an ext...  
JP2021020262A
To provide a grinder which can reduce a rotation runout amount of a workpiece by reducing a bending moment which is generated at the workpiece even if a center hole of the workpiece has an inclination, and can resultantly improve the gri...  
JP6831604B1
To provide a cylindrical grinding device capable of performing machining having a high coaxiality with respect to a central axis of a work having a cylindrical shape. A cylindrical grindstone device 100 is mounted on a fixed side center ...  
JP6827359B2
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 ...  
JP6827768B2
The grinding machine is provided with a dividing wall and a clamp part. The dividing wall divides a machining area from a non-machining area excluding the machining area. The clamp part extends from the non-machining area toward the mach...  
JP2021010962A
To provide a grinding method by which a to-be-ground-part can be ground at a low cost and with constant grinding efficiency.A grinding method is a method for grinding a cylindrical part Wa, a shoulder part 32b, and a recessed R part 32c ...  
JP2021011419A
To provide equipment for perforating an amorphous inorganic nonmetal material having stable performance.Equipment for perforating an amorphous inorganic nonmetal material having stable performance includes a perforation box. A perforatio...  
JP6814291B2
The invention relates to a method for grinding the contour of the body (110) of a roll (100), in particular a roll having a roll contour having a steep curve course in a roll stand for rolling metal strip, having the following steps: spe...  
JP6810595B2
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...  
JP6810646B2
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 ...  
JP6808224B2
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...  

Matches 651 - 700 out of 8,892