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Patent Searching and Data


Matches 651 - 700 out of 5,747

Document Document Title
JP2020179482A
To provide a manufacturing method capable of manufacturing a welding sleeve of a metal seal joint by using a tubular material at low cost. In a state where the outer peripheral portion of a cylindrical material 60 is grasped by a chuck 5...  
JP2020176640A
To provide a processing method of an outer ring flange part of a wheel bearing device which can grind a fastening face fastened with a bolt of the outer ring flange part so as to have surface roughness at which a regulated thrust force c...  
JP2020530817A
The first wheel set (20A) wheel of the rail car (26) and the first underfloor wheel set (1A) for correcting the brake disc, and the wheel and the second wheel set (20B) of the rail car (26). A device for machining multiple wheel sets (20...  
JP6771622B1
To provide a manufacturing method for forming an undercut-shaped groove in a series of manufacturing steps of a ballpoint pen tip. A method for manufacturing a ballpoint pen tip 10 includes a step of attaching a cylindrical work W to a p...  
JP2020151755A
To make it possible to obtain a prescribed small inner diameter while reducing a drawing ratio of a tip drawing part, thereby enabling molding of a hollow shaft with a high form accuracy, and further, to suppress that stress concentratio...  
JP2020146751A
To provide a pointing machine which can change interval between cutting tools without causing chip biting due to cutting a wire.A spindle 2, which is rotatable around a central axis, is provided. A cutter holder 5 is fixed to an end of t...  
JP6754910B1
[Subject] Even if there is change to a production process, while it can respond more flexibly and a run truck is moving, when an auxiliary processing part performs auxiliary processing of a workpiece, a manufacturing system with high man...  
JP6750037B2
A portable lathe machine (500) for machining a work piece includes a support housing (502) adapted for mounting on the work piece and a rotating head (504) rotatably mounted on the support housing (502) about an axis (526). A drive modul...  
JP2020131401A
To provide a cutting method with use of a lathe by which deformation of a work-piece and damage of a surface can be avoided when chucking, and even for a work-piece in which areas with different diameters are continuous in an axial direc...  
JP2020131348A
To provide a cover for a portable type lathe which can improve workability in work-piece cutting work, and a portable type lathe.A cover body 10 has a cylindrical part 10a, a first wall 10b, and a second wall 10c. The cylindrical part 10...  
JP2020131311A
To provide a centering mechanism which can realize easy and high accurate centering.Provide is a centering mechanism of an axis processing machine. The axis processing machine has: a driven bearing 22 which is installed on a shaft arm 9a...  
JP6746174B1
[Subject] The cover for portable type lathes and portable type lathe which can improve the workability in cutting of a work are provided. [Means for Solution] Cover body 10 has tubed part 10a, the 1st wall 10b, and the 2nd wall 10c. Tube...  
JP6744419B2
According to the present invention, a low surface-roughness part (114a) is formed at a first tapered part (114), and, as a result, the roughness of an opening-edge of a groove part (113a) of an internal spline part (113) that opens at th...  
JP2020121377A
To provide a groove cutting tool which has high accuracy and low manufacturing cost in a cutting tool for processing a toric groove such as an O-ring groove on a flat surface.A base material of a groove cutting tool has: a shank which ex...  
JP6730796B2
To provide a crank shaft manufacturing method which can suppress phase shift of a crank shaft material.A crank shaft manufacturing method using a crank shaft mirror 1 comprises: a process for determining a phase of a crank shaft material...  
JP6727220B2
A machine tool (10) provided with a main shaft (11) for holding a workpiece, and a tool rest (20) in which a tool (28) for machining a workpiece is disposed, the main shaft (11) and the tool rest (20) being movably disposed relative to e...  
JP6715264B2
A peeling machine includes a rotating head installed rotating around an axis of rotation and provided with a central cavity. During use, an oblong product to be worked is disposed and a plurality of support sliders are installed thereon ...  
JP2020082263A
To provide a lathe which can shorten cycle time of work-piece processing.A lathe 1 comprises: a first spindle (12) which grips a work-piece W0, and is rotatable around a spindle center line AX1; a second spindle (22) which grips the work...  
JP2020082278A
To provide a machine tool that can finish a concaved cylindrical surface of a work-piece with a small surface roughness, and scan shorten a processing time by eliminating a grinding process with a grindstone.A cutting tool T1, which has ...  
JP6701267B2
To provide an outer diameter boring tool which inhibits occurence of chattering vibration, and to provide a machine tool including such an outer diameter boring tool.An outer diameter boring tool includes: a tool body 21 which includes a...  
JP2020075312A
To process an inner periphery and an outer periphery of a work-piece perfectly coaxially when turing, and to reduce strain in a radial direction of the work-piece when clamping.A turning device comprises: a spindle 11 which rotates aroun...  
JPWO2019012937A1
The work (W) which makes the relative displacement of the tool (3) carry out in the direction of an axis of a work (W), and rotates is deeply cut in the predetermined cut depth, Subsequently, the Turning process of making the above-menti...  
JP2020076126A
To provide a blank material for a magnetic disk capable of preventing or suppressing generation of a hole on a chamfered part, and thereby suppressing generation of disk-flattering.A blank material for a magnetic disk comprises an alumin...  
JP2020069617A
To provide a weld bead cutting device and a weld bead cutting method capable of satisfactorily cutting a weld bead over the whole circumferential direction even when the cross-section of a liner is not complete roundness and a distance b...  
JPWO2019211887A1
The shuttle unit (3) which holds Differential case (10) and rotates Differential case (10), Having a tool buck (6) which supports a processing unit (4) of one pair of right and left by which countering arrangement was carried out, and a ...  
JP2020066090A
To provide a method for manufacturing a non-contact seal structure in which a manufacturing time is shortened and a manufacturing cost can be suppressed as compared to before, and provide a rotary machine.According to the present inventi...  
JP6687316B2
To simultaneously apply fairing processing and groove processing to an end part and an end surface of a welding steel pipe.A processing device of a steel pipe end part comprises (i) a groove processing device for processing a groove on a...  
JPWO2019171444A1
The screw lead to which a numerical control unit (1) expresses the movement magnitude of the thread Waring tool per work 1 rotation, The standard differential rate showing the difference of the standard revolving speed of a thread Waring...  
JP6679599B2
A method for manufacturing a machine component having a rotation symmetry plane includes machining a rotation symmetry plane by feeding a linear or curved cutting edge while the cutting edge is in contact with a point of cutting of the r...  
JP6676772B2
A device for forming inside three-dimensional finned tube by multi-edge ploughing and extruding, comprises a machine frame, a machine head, a supporting mechanism, an axial feeding mechanism and a cutter assembly for forming inside fins....  
JP2020049646A
To provide a novel and improved microfabrication device, microfabrication method, transfer mold and transfer object that can inhibit generation of defects.A microfabrication device comprises a tool mounting portion, a predetermined cutti...  
JP2020044647A
To provide a method for machining wheel running surfaces of wheels for rail vehicles using a wheel machining machine.The method includes performing a rolling process on the wheels with a rolling tool that applies a rolling force to the w...  
JP2020046066A
To provide a resin pipe capable of visually recognizing that the outer peripheral surface of a pipe body is scraped off, in a state of being arranged in various directions.A resin pipe 1 comprises a pipe body 11 formed of an olefin resin...  
JPWO2018207299A1
A sphere processing device of the present invention is provided with the following. A main spindle device made to rotate a work focusing on a principal-axis axis, A rotation table device made to rotate a rotation table focusing on a tabl...  
JP2020037148A
To provide a processing method and a processing device for a polygonal shape, which enable a peripheral surface of the polygonal shape with an arbitrary number of corners to be processed by using a versatile tool or a device.A processing...  
JP6661823B1
[Subject] Provide a machine tool which can improve the conventional machine tool and can prevent generating of long OFF powder in the case of screw cutter processing. [Means for Solution] Chuck means 6 holding a workpiece, and a tool hol...  
JP2020034887A
To provide a precursor lens for eyeglasses with minus strength in which a feeling of strangeness is small with respect to vision when seen from a third person and processing steps are a few, and to provide eyeglasses' lens having the pre...  
JP6655884B2
To provide a scraper, in which during cutting, chips are prevented from getting entangled with the scraper and a pipe so as to allow fusion between the pipe and a joint to be secured and a blade to be moved with comparatively small force...  
JP2020028931A
To provide a groove processing device which can align groove positions of pipe bodies between plural pipe bodies in pipe body groove processing in a panel material in which the plural pipe bodies are connected by a flat plate, and a meth...  
JP2020506075A
A step which provides metal work piece (18) which is the method of cutting a slot of a predetermined flute width to a work peace, and has a peripheral surface (31), A fixed or blade part (2) which has fixed braid width (13) substantially...  
JPWO2019021410A1
The cutting chip concerning the present invention is provided in the main shaft part so that it may project in the 1st direction from the peripheral face of a main shaft part, It is a cutting chip used when cutting a slot to the inner sk...  
JP2020026007A
To enable construction of processing means for stably forming a wedge oil film generating region shape of a dynamic pressure thrust bearing in a short period of time by processing machinery.Wedge oil film generating region shape molding ...  
JP6646064B2
The present disclosure reduces equipment failures, decreases maintenance frequency, and stabilizes cutting operation. Specifically, a holder (5) includes a fitting surface (52) capable of fitting a distal end (2a) of an electrode tip (2)...  
JP2020023028A
To provide a scraper device that can be used for tubes or joint members of a plurality of inside diameters, including small inside-diameters, without replacing a fixing portion for each tube diameter.A scraper device 1 that spirally scra...  
JP6639476B2  
JP6638736B2  
JP2020006338A
To provide a lightweight kneading paddle that comprises a small number of components and that prevents production of metal contamination.A plurality of kneading paddles 10, which are attached in the state of being aligned in an axial dir...  
JP2020009248A
To provide a controller for machine tool, capable of suppressing an increase in the load of a machine tool caused by vibrating cutting.A controller 20 for machine tool, which is a controller 20 for machine tool having a plurality of feed...  
JP6626165B2  
JP2019536640A
The present invention relates to the deep hole punching method for manufacturing the pipe (104) provided with the internal molding part which has at least one crevice which extends in a screw type over the inside of a pipe (104), and is ...  

Matches 651 - 700 out of 5,747