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Patent Searching and Data


Matches 1 - 50 out of 6,053

Document Document Title
WO/2018/092369A1
This sintered body contains cubic boron nitride particles and a binder. The particle size D50 of the cubic boron nitride particles, at which the cumulative value is 50% in an area-based particle size distribution, is more than 0.5 μm bu...  
WO/2018/092021A2
A tapping machine (10), for tapping perforated products such as nuts (14), bushings or the like, comprises a spindle (11) on the longitudinal axis (12) of which a tapping tool (13) is rotatably mounted which tapping tool (13) is provided...  
WO/2018/074186A1
Provided is a raceway groove machining method in which machined-side raceway grooves for roll-contacting rolling elements are formed in the circumferential direction in a machined surface, which is the cylindrical circumferential surface...  
WO/2018/070195A1
A surface-coated cutting tool which comprises: a substrate that has a rake face and a clearance; and a coating film that covers the surface of the substrate. The substrate is a cBN sintered body or a ceramic sintered body; the coating fi...  
WO/2018/067062A1
The invention concerns a method for the manufacture of a section of screw rod (1', 1") that extends along the z-axis (Z). The method comprises the steps: processing of a workpiece (23) to comprise at least one threaded groove (11); proce...  
WO/2018/066319A1
This method for producing a diamond polycrystal comprises: a first step for subjecting a high-pressure-phase carbon powder to a heat treatment at 1300°C or higher to thereby obtain a heat-treated carbon powder; and a second step for sin...  
WO/2018/060112A1
A thread forming tool (10) for forming an internal thread in a workpiece, the thread forming tool comprising a shank (1) and a thread forming portion (2), which are rotatable around a common axis (50), said axis extending in a longitudin...  
WO/2018/047158A1
A cutting tool (20) includes a replaceable cutting insert (22) and a tool body (24). The tool body (24) includes a tool body surface (26) and an insert pocket (28) recessed therein. The cutting insert (22) is releasably retained in the i...  
WO/2018/047735A1
Disclosed is a cutting tool comprising a base material and a film provided on the base material, wherein: the base material is a cBN sintered compact including greater than or equal to 80 vol% to less than 100 vol% of cBN, and a binding ...  
WO/2018/047733A1
Disclosed is a cutting tool comprising a base material and a film provided on the base material, wherein: the base material is a cBN sintered compact including greater than or equal to 30 vol% to less than 80 vol% of cBN, and a binding m...  
WO/2018/047734A1
Disclosed is a cutting tool comprising a base material and a film provided on the base material, wherein: the base material is a cBN sintered compact formed from cBN particles; the film includes a compound layer having the composition Ti...  
WO/2018/037625A1
This surface coating cutting tool comprises a base material and a coating film formed on the base material. The coating film includes an α-Al2O3 layer. The α-Al2O3 layer contains multiple α-Al2O3 crystal grains and chlorine, and the T...  
WO/2018/037624A1
This surface coated cutting tool has a rake face and a flank face, is provided with a substrate and a coating formed on said substrate, the substrate includes a cutting blade that connects the rake face and the flank face, and has an oxy...  
WO/2018/037648A1
In a surface coated cutting tool provided with a substrate and a coating formed on the substrate, the substrate is a cemented carbide or cermet, and the surface of the substrate includes a rake face, a flank face, and a cutting edge whic...  
WO/2018/037647A1
In a cutting tool provided with a substrate, the substrate is a cemented carbide or cermet, the surface of the substrate includes a rake face, a flank face, and a cutting edge which connects the rake face and the flank face, and in the s...  
WO/2018/029780A1
Provided is a thread forming tap that can suppress female-screw processing defects. A partial thread (33) is provided, in the axis (O) direction view, with a protrusion (33a) formed so as to protrude in the radial direction and a clearan...  
WO/2018/028810A1
The invention relates to a tool for producing an internal thread (7) in a workpiece pilot hole (1) having a thread major diameter (dA) and a thread minor diameter (dK), which tool (9) has a thread-forming section (11), by means of which ...  
WO/2018/010831A8
The invention relates to a method for producing a threaded hole (1) in a workpiece (5) by means of a thread tapping tool (23), which has at the tapping tip (25) thereof a main cutting edge (27) and a thread profile (29), which lags in a ...  
WO/2018/010831A1
The invention relates to a method for producing a threaded hole (1) in a workpiece (5) by means of a thread tapping tool (23), which has at the tapping tip (25) thereof a main cutting edge (27) and a thread profile (29), which lags in a ...  
WO/2018/010830A1
The invention relates to a method for producing a threaded bore (1) in a workpiece (5) with a tapping tool (23) which has, at its drill tip (25), a main lip (27) and a thread profile (29), trailing in a tapping direction (I), with at lea...  
WO/2018/001633A1
A method of configuring a machine (201) for production of a thread, having a pitch (227), on a workpiece (310), the machine (201) comprising: a tool (220) having a thread (223) centred on a first axis (250) and comprising one or more thr...  
WO/2018/002165A1
The invention relates to a machining cutting tool (10) and a method for the production thereof, wherein a base body (12), preferably made of a tool steel, and which can be accommodated in a machine tool, is brought into a final shape via...  
WO/2018/000009A1
The invention relates to a drilling tool (3) and to a method for drilling a hole using the drilling tool (3). The drilling tool (3) comprises a tool body (7) having a receiving side (9) for receiving in a drive spindle (5) and a processi...  
WO/2017/222251A1
A machining center controlling method according to the present invention comprises the steps of: turning on a synchronization control (S310); and turning on a synchronization control of a position control unit (61) for a first spindle (4...  
WO/2017/216698A1
The present disclosure relates to the field of manufacturing technology. In particular, the present disclosure relates to an apparatus for performing finishing operation on a ball screw. The apparatus of the present disclosure operates w...  
WO/2017/217012A1
This surface-coated cutting tool is provided with a substrate and a coating which is disposed on the substrate, and which is formed so as to cover at least a portion of a flank face. The coating includes an inner layer and an outer layer...  
WO/2017/203738A9
This sintered body comprises a first material and a second material, wherein the first material is partially-stabilized ZrO2 in which 5-90 vol% of Al2O3 with respect to all the first material is dispersed at crystal grain boundaries or i...  
WO/2017/203738A1
This sintered body comprises a first material and a second material, wherein the first material is partially-stabilized ZrO2 in which 5-90 vol% of Al2O3 with respect to all the first material is dispersed at crystal grain boundaries or i...  
WO/2017/199752A1
Provided is a tool in which at least the cutting edge has a lower member comprising a cemented carbide, an upper member formed closer to the surface than the lower member and comprising a sintered body, and an intermediate layer formed b...  
WO/2017/187329A1
A combined drilling-taping tool for chipless thermoplastic extrusion forming, calibration and tapping of a hole with a neck in thin metal sheets was created. An economic effect is achieved by forming and tapping holes using the proposed ...  
WO/2017/183591A1
A cutting chip that cuts an external workpiece that moves relative thereto. The cutting chip is characterized by having: a columnar main body; and a blade part that is arranged at an end part of the main body and that comprises a blade e...  
WO/2017/174671A1
The invention relates to a tool (1) for the material-removing machining of a workpiece. The tool (1) has a proximal and a distal end. The tool (1) according to the invention also comprises a shaft (2) for connecting the tool (1) to a dri...  
WO/2017/169498A1
The surface-coated cutting tool is equipped with a base material and a coating formed on a surface of the base material. The coating includes a first alternating layer and second alternating layer formed on the first alternating layer. T...  
WO/2017/163972A1
This hard coating 20 includes each of the elements Al, Cr, and N. The hard coating 20 has a cubic rock salt-type crystal structure, and comprises the compositional formula AlmCr1-mN1-x-y-zCxByOz (where 0.68≤m≤0.85, and y≤0.10). Whe...  
WO/2017/159030A1
A hard coating 20 is an alternately layered film in which boride layers 71 that configure boride phases, which are regions comprising chemical bonds between an element M and B, and carbide layers 72 that configure carbide phases, which a...  
WO/2017/154121A1
Provided is a taper thread-cutting spiral pipe tap for which the occurrence, in the female thread, of gouges and cutting edge marks when tap rotation is stopped is limited. The taper thread-cutting spiral pipe tap 10 has four helical gro...  
WO/2017/155191A1
The present invention relates to an assembly of a plated steel pipe and a metal fastener, and a manufacturing method therefor. The assembly of a plated steel pipe and a metal fastener comprises: a steel pipe (10) having an outer circumfe...  
WO/2017/130340A1
Provided is a screw machining method which is capable of inhibiting the formation of a protrusion in a screw tread tip portion, even if rolling machining is performed. Cutting machining is used to form a screw thread (2A) on the inner ci...  
WO/2017/122557A1
In this screw thread cutter, a screw thread cutting blade is formed on the distal-end-portion outer periphery of a cutter body. The finishing blade thread height, from a tangent passing through the bottom of second and third valleys to t...  
WO/2017/113168A1
A threaded hole machining process for a cover plate of a filter, and a filter and a cover plate thereof made by the machining process. The machining process comprises the following steps: machining a pre-punching hole at a position where...  
WO/2017/113055A1
A hole tapping method and a numerically-controlled machine tool. The method comprises: obtaining instructed main shaft displacement and sending same to a main shaft motor driver (1105); obtaining actual main shaft displacement by using a...  
WO/2017/094628A1
A tool in which at least a portion of a cutting blade comprises a sintered body containing cubic boron nitride, wherein: the sintered body integrally and inseparably has an internal area and a binder phase enrichment layer that is formed...  
WO/2017/094152A1
Provided is a tapered pipe thread-machining spiral tap for which the occurrence of tearing and of cutting edge marks in the female thread when tap rotation is stopped is limited. The tapered pipe thread-machining spiral tap 10 has three ...  
WO/2017/085041A1
A tool, in particular for machining metal workpieces, is specified, having a cartridge (20) in which an RFID chip is accommodated in an encapsulated manner, said cartridge (20) being held in a blind hole (14) in the tool (12), wherein th...  
WO/2017/078174A1
Provided is a manufacturing method for a compound screw having a first thread groove and a second thread groove with a different lead angle or lead direction from the first thread groove, wherein at least a portion of the first thread gr...  
WO/2017/063770A1
The invention relates to a machining unit (1) for machining workpieces (100), comprising a rotating tool (2). The machining unit (1) comprises a spindle (10) for performing a rotational motion of the tool (2) about an axis of rotation (A...  
WO/2017/057264A1
Provided is a power steering device comprising a rack shaft (7) obtained by joining a first member on which rack teeth are formed and a second member (7b) serving as a ball screw shaft on which a shaft-side ball screw groove (42a) is for...  
WO/2017/057517A1
[Problem] To form an internal thread having the same concave curve as with thread milling blades having the shape of a concave curve, without using such thread milling blades, when forming an internal thread in a mold component or the li...  
WO/2017/042061A1
The invention relates to a whirling tool (10) for the metal-cutting machining of a workpiece, comprising three, or a plurality of three cutting plates (14a, 14b), wherein each of the cutting plates (14a, 14b) has at least one cutting edg...  
WO/2017/016704A1
The invention relates to a thread former (10) having a shaft (1) and a forming section (2) which has a polygonal cross-section, wherein a bridge (3) or a plurality of bridges (3) of the thread former extend along the circumference of the...  

Matches 1 - 50 out of 6,053