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Patent Searching and Data


Matches 651 - 700 out of 6,219

Document Document Title
JP2017517404A
A screw cutter fraise which has the cutting insertion in which an index is possible is provided. The present invention relates to a screw cutter fraise. A main part in which the screw cutter fraise was provided with a cylindrical shape-l...  
JP2017113823A
To provide a cutting tap that hardly causes chips to bite between a workpiece and the cutting tap when a prepared hole for the female screw formed in the workpiece is tapped.In a cutting tap T, its outer periphery has a plurality of scre...  
JP2017113845A
To provide a punch capable of completing lower hole drilling, burring, and tapping by one stroke of a press machine, a tapping unit, a press mold, and a press processing method.A punch 4 has: a lower hole drilling part 41; a burring form...  
JP6144165B2  
JP6140223B2  
JP2017087338A
To provide a machine tool that is able to easily set a rotation speed that is able to hinder chattering vibration efficiently, and also easily set its alteration width, etc.The main shaft control part of a machine tool alters, in tool pa...  
JP2017088917A
To provide a hard metal alloy excellent in loss resistance and a cutting tool.There is provided a hard alloy having a first hard phase which consists of WC particles, one or more kind of second hard phase which is difference from the fir...  
JP6133666B2  
JPWO2016067372A1
The principal axis which rotates the candidate for processing, and the 1st driving shaft to which send a cutting tool relatively to the above-mentioned candidate for processing, and it makes it move along with the lead direction and perp...  
JPWO2016067371A1
The principal axis which is a numerical control unit (1) which moves a cutting tool and the candidate for processing relatively, and performs screw cutter processing for [above-mentioned] processing, and rotates the above-mentioned candi...  
JP6120229B2  
JP2017071054A
To form a coated film having excellent abrasion resistance and excellent chipping resistance.There is provided a surface-coated cutting tool which has a base material and a coated film formed on the coated film, where the coated film con...  
JP2017071044A
To prevent roughly expansion of crystal grain and generation of crack on coat during cooling.A surface cover cutting tool comprises a substrate and coat formed on the substrate. The coat comprises α-AlOlayer containing a plurality of α...  
JP2017064905A
To provide a tool having a groove forming range formed so that a groove which makes it possible to form a screw in a core hole can be manufactured at the wall part of the core favorably.Provided is a groove forming tool, especially a com...  
JP2017064909A
To enhance clamping capacity for a cutting insert for screw cutting.A cutting insert (1) for threading comprises two opposite end surfaces (2, 3) and a peripheral side surface (4) which extends therebetween. The peripheral side surface h...  
JPWO2015137445A1
A cut tap with endurance which coiling round about a tap of cutting waste does not produce easily to a cut tap, and breakage of a cut tap by coiling round of scraps does not produce easily at the time of cutting is provided. Friction to ...  
JP2017064876A
To provide a manufacturing method for a ball screw shaft which can secure good surface accuracy of a ball screw groove.A ball screw shaft 1 is manufactured by a manufacturing method which includes: a first step for forming a spiral shaft...  
JP6107210B2  
JP6103007B2  
JP6099225B2  
JPWO2015079505A1
A hard lubricous tunic and a hard lubricous tunic covering tool which have hard and abrasion resistance are provided. (CraMobWcVdBe)1*x*yCxNy of A layer 22 (Cr),aMobWcVdBe)1*x*y*zCxNyOz of B layer 24 is formed by control of a composition...  
JPWO2015079589A1
A hard lubricous tunic and a hard lubricous tunic covering tool which have hard and abrasion resistance are provided. (CraMobWcVdBe)1*x*y*zCxNyOzA layer 24 which comprises Of acid carbide, an oxynitride, or acid carbon nitride, and Si(1*...  
JPWO2015079590A1
A hard lubricous tunic and a hard lubricous tunic covering tool which have hard and abrasion resistance are provided. (CraMobWcVdBe)1*x*y*zCxNyOzA layer 22 which comprises Of acid carbide, an oxynitride, or acid carbon nitride, and W(1*f...  
JP2017042874A
To provide a pneumatic tool improved in operability when switching normal rotation and reverse rotation.An air motor 20 provided in a tool housing 30 has a first air supply-exhaust port 24 and a second air supply-exhaust port 25, is driv...  
JPWO2014189018A1
The cutting insertion for screw cutters of the present invention (1) is provided with the two opposite end faces (2, 3) and the circumferential side (4) which extends among these. The circumferential side has the 1st flank part (7a) and ...  
JPWO2014188603A1
While controlling chipping which occurs during tap processing, the tap for screw cutting where Female thread accuracy is also stabilized is provided. Chipping is controlled by the thing of piece edge 28 for which it saves and the shape o...  
JPWO2014155632A1
A hard tunic for tools and a metalworking tool which have high hardness, low friction nature, welding-proof nature, and oxidation resistance are provided. Hard tunic 30 for tools is X.1*a*bZaOb(however, X shows at least one sort of metal...  
JP2017035745A
To provide a cutting processing method of a seamless steel pipe capable of improving production efficiency, while restraining cutting resistance and agglutination in screw cutting processing time.A cutting processing method of a seamless...  
JPWO2014167984A1
A cutting tool for nut processing and a nut processing method which can process a female screw into inner skin of a nut of a slide screw device for high precision, high intensity, and low cost are provided. A cutting tool for nut process...  
JP2017030061A
To shorten cycle time by controlling a spindle to fulfill an acceleration capability thereof to a maximum extent with a simple configuration in a machine tool performing tapping by synchronous operation of the spindle and a feed rod.A sp...  
JP2017024087A
To provide a control device, a threading device, a control method, and a computer program by which moving time of a processing blade that performs threading motion can be shortened.A control device according to the present invention cont...  
JP6069566B1
[Subject] Efficient screw processing is performed by reducing the number of times of movement of a main part of a tool at the time of forming a thread groove. [Means for Solution] an edge which saved into a tip part of main part 1 of a t...  
JP2017019026A
To facilitate tap replacement, to eliminate a need of a motor installation by driving a tap mechanically, and to realize a tapping with no electricity consumption.A tapping device is configured to rotate a cylindrical gear 4 in an elevat...  
JP3208585U
[Subject] A tap handle which can be used also in a case which is choked up although metal cuts and being lent into a female screw turned off by building materials etc., or an entrance of a female screw has damaged is provided. [Means for...  
JP2017019096A
To provide a surface-coated cutting tool with an improved mechanical property of a film and a longer service life than that of cutting tools.A surface-coated cutting tool comprises a base material and a film formed on the base material. ...  
JP2017019095A
To provide a surface-coated cutting tool with an improved mechanical property of a film and a longer service life than that of cutting tools.A surface-coated cutting tool comprises a base material and a film formed on the base material. ...  
JP2017015145A
To provide a ball screw having structure capable of attaining substantial light-weight formation while keeping sufficient strength regardless of size and regardless of kind.This invention comprises a screw shaft 2 having a ball screw gro...  
JP6061355B2  
JP2017006995A
To provide a nut tap hardly causing a nut with damage on an end part of a female thread during production of nuts.A nut tap 1 comprises: a thread part 15 having a thread 18 in an outer periphery for processing a female thread 17 in an in...  
JP2016221597A
To provide a tap which can be easily disassembled.A knife edge member 2 and a joint member 4 are connected to each other by a first fitting part 21 and a first matching part 41, and the joint member 4 and a shank member 3 are connected t...  
JP2016221596A
To provide a screw thread trimming device which is compact and low-cost more than the conventional.In a screw thread trimming device 10 of the invention, a trimming tool 40 is supported as capable of straight moving, a blade tip 51 facin...  
JP2016215370A
To specify a novel tool for generating an internal thread.A thread generating tool for producing a thread in a workpiece has the following features that a) the tool rotates around a tool axis (A), b) the tool has a number n (n≥1) of gr...  
JP6045259B2  
JP6044905B2  
JP2016203340A
To provide a machining method by which specific positions of screw mountain parts based on a reference position of a holder, which become start positions of tap cutting, can be identified easily with high accuracy, so that a work-piece c...  
JP2016203341A
To provide a machining method by which specific positions of screw mountain parts based on a reference position of a holder, which become start positions of tap cutting, can be identified easily with high accuracy, so that a work-piece c...  
JP6037255B1
[Subject] A surface coated cutting tool which is excellent also in high hardness and toughness is provided. [Means for Solution] A surface coated cutting tool is provided with a substrate and a tunic formed in the surface of the substrat...  
JP6030654B2  
JP6029216B2  
JP6028098B2  

Matches 651 - 700 out of 6,219