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Patent Searching and Data


Matches 1 - 50 out of 5,995

Document Document Title
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...  
WO/2017/019497A1
Thread repair tools are disclosed. Methods of making thread repair tools, and methods of using thread repair tools are also disclosed.  
WO/2017/009742A1
Described is a procedure for tapping metal elements, in which a tap (15) provided with an external threading is placed in contact with a metal element (16), for realising a threading internally of the element, comprising the following wo...  
WO/2017/002762A1
Provided is a rotary machine tool such as an end-mill, drill, tap or the like, with which it is possible to measure, in real time, the damage, breakage or extreme wear thereof, without performing a special process or the like. The rotary...  
WO/2016/208536A1
A cutting insert according to the present disclosure comprises a polygonal upper surface, side surfaces adjacent to said upper surface and corners (3a), and is provided with cutting edges (11) located on the ridges where the upper surfac...  
WO/2016/203519A1
According to the present invention, an insert part (3) of a thread mill (1A) is affixed to a tip part of a body (2A) by screws (8). The insert part (3) is configured by superimposing an insert (4) for finishing processing and an insert (...  
WO/2016/163628A1
A screw thread structure for preventing being pulled out according to the present invention, with respect to a screw thread having a set pitch with a thread structure comprising, on the sides of each thread, a no-load-bearing flank which...  
WO/2016/138672A1
A tapping machine control system, comprising: an automatic feeding mechanism (1), for supplying a product; a clamping apparatus (2), for clamping the product to move the same to a preset location; a splitter (3), for rotating the product...  
WO/2016/133143A1
Provided is a screw-thread repair device that has high screw-thread repair capability and that is capable of easily performing screw-thread repair without requiring technical skills even when a screw to be repaired, having a large pitch ...  
WO/2016/119272A1
A fully-automatic tapping device comprising a machine frame (100). A tapping machine (200) is provided on the machine frame (100), a clamp holder (400) used for placing a blank to be processed is also provided on the machine frame (100),...  
WO/2016/113956A1
The present invention is a hard coating wherein: the hard coating comprises two first crystal phases and a second crystal phase disposed between the two first crystal phases; the two first crystal phases each independently comprise a lay...  
WO/2016/067371A1
A numerical control device (1) that moves a cutting tool and an object to be machined relative to each other and performs thread cutting on the object to be machined, said numerical control device (1) being provided with: a drive unit (1...  
WO/2016/066165A1
A device for creating threaded holes, in particular a threaded drill, comprising a first drill bit which has a thread cutting edge and a shank, and comprising a second drill bit which has a thread cutting edge and possibly a shank, where...  
WO/2016/067372A1
A numerical control device (1) is provided with: a drive unit (10) for controlling a spindle that causes an object to be machined to rotate, a first drive shaft that feeds and moves a cutting tool relative to the object to be machined al...  
WO/2016/062399A1
A device (44) for forming a thread in a workpiece has a housing and a plurality of tool receptacles (2) which are rotatably and displaceably mounted in or on the housing for a respective thread-forming tool, wherein a linear drive and a ...  
WO/2016/062400A1
A machining system for a workpiece comprises a thread-shaping device (44) for shaping a thread in a workpiece, the machining system comprising a housing and one or more tool holders rotatably and slidingly mounted in or on the housing fo...  
WO/2016/060036A1
This threaded shaft grinding method performs grinding by moving the threaded shaft (10), contacting a grinding wheel head (5), by a movement amount in the axial direction while rotating the threaded shaft (10). In order to form n thread ...  
WO/2016/060016A1
This in-process effective diameter measurement device 12 for a threaded shaft workpiece is provided with a measurement element 13 which is arranged so as to be able to contact a thread groove in the workpiece 11 on the side opposite of t...  
WO/2016/056526A1
 The purpose of the present invention is to provide a machine tool with which entanglement of long, continuous shavings about a workpiece and/or a cutting tool is avoided, and damage to the machined surfaces of the workpiece is avoided...  
WO/2016/045681A1
The present disclosure relates to a lightweight thread cutting tap having a body, comprising at a first end a connector portion, and, at a second end, a threaded portion for cutting a thread of an opening in which said threaded portion i...  
WO/2016/038912A1
Provided is a cutting tap capable of forming a female thread with high precision even when the dimensional precision of the inner circumference of the female thread pilot hole is low. Multiple finishing thread grooves (10) formed so that...  
WO/2016/033855A1
A screw tap with a double-head stepped quick-changing shank which is related to the field of mechanical screw tap. The screw tap comprises a quick-changing shank (1) which is provided with two sections of rods at both ends of the shank r...  
WO/2016/030099A1
Disclosed is a thread forming tool (1) for the chipless production of threads in workpieces, said thread forming tool comprising at least one thread creating region (32, 34) having at least one pressing wedge (321, 322), wherein the pres...  
WO/2016/030100A1
Disclosed is a thread forming tool, in particular a thread forming tap (1), comprising a thread forming region (5) which has at least two thread forming teeth (8) and a tooth gullet (10) disposed between the thread forming teeth (8), whe...  
WO/2016/023794A1
The invention relates to a multiple-use tool (5) for a punching device, in particular for a turret punch press, having a housing and a tool head (9) that interacts with the punching device. The tool head is connected to a tap magazine (1...  
WO/2016/021335A1
 A screw thread corrector (1) for correcting a screw thread of a damaged screw, the screw thread corrector (1) being provided with: a screw thread correcting blade (8) having a plurality of correcting blades (20) arranged in the direct...  
WO/2016/000200A1
An efficient rear-outlet type equidistance nut tapping machine comprises a machine casing (27) and several sets of tapping devices arranged side by side. Each tapping device comprises a drive motor (26), a transmission mechanism, a tappi...  
WO/2015/188998A1
The invention relates to a thread milling cutter having a main body which is composed of a shank (1) and of a cutting edge part (2) which is of cylindrical basic form, and having an axis of rotation (3) and multiple cutting teeth (15) wh...  

Matches 1 - 50 out of 5,995