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WO/2018/009453A1 |
Multi-part abrasive tools are disclosed herein. In one embodiment, an abrasive tool includes a first body, a second body, and a braze layer that couples the first body to the second body. The braze layer includes a braze alloy having a l...
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WO/2018/000529A1 |
A solid lubricated metal cutting tool (10) and a machining method therefor, related to the technical field of metal cutting tools. A metal cutting tool (10) is machined to have a surface texture morphology, the surface texture morphology...
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WO/2018/001757A1 |
The invention relates to a method for producing a freeform fresnel surface having a number of fresnel facets (12) with a respective fresnel segment surface (10) and a trailing edge (28). In the method, the production of the freeform fres...
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WO/2018/003789A1 |
The present invention is a coated cutting tool with a base material and a coating layer provided on the base material. The coating layer has an upper layer and lower layer that are laminated in order from the base material side to the su...
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WO/2018/003873A1 |
In this cutting insert: a corner blade is formed in a corner section of a polygonal surface of a polygonal plate-shaped insert body, the corner blade having a rake surface on the polygonal surface and forming a convex curve shape in plan...
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WO/2018/003877A1 |
Provided is a super hard sintered body which contains 5-55% by mass of W, with the balance made up of WC and unavoidable impurities, and which is excellent in terms of high hardness and high strength.
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WO/2017/220221A1 |
A turning insert (1) comprising a top surface (2), an opposite bottom surface (3), a side surface (4) connecting the top and bottom surfaces (2, 3), a cutting edge ( 15) formed at an intersection between the top surface (2) and the side ...
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WO/2017/221231A1 |
A non-indexable, one-sided cutting insert (18, 118) includes opposite insert side surfaces (20) which define an insert width (IW) therebetween, opposite insert front and rear surfaces (22, 24, 124) which extend between the insert side su...
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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...
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WO/2017/217481A1 |
The disclosed cutting insert comprises: a top surface and a bottom surface, each having first side parts, second side parts, and corner parts located between the first and second side parts; side surfaces located between the top surface ...
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WO/2017/203435A1 |
The invention relates to an insert holder (10), for receiving and releasably blocking a cutting insert (30) provided with a central hole (31), comprising a body (11) with a seat (20), for receiving the insert (30), with a base surface (2...
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WO/2017/204141A1 |
A coated cutting tool provided with a substrate and a coating layer formed on the surface of the substrate, wherein: the coated cutting tool has a rake face, a flank face, and a cutting edge ridgeline part between the rake face and the f...
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WO/2017/202679A1 |
The invention relates to a cutting insert (14) for a tool (10) for machining a workpiece, comprising a first side (30), an opposing second side (32) and a borehole (26) running along a borehole axis (28), which penetrates the cutting ins...
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WO/2017/204045A1 |
This vibration cutting insert includes: a top surface that has a cutting surface and a breaker surface; a first side surface; a second side surface; and a bottom surface. When viewed in a direction from the top surface toward the bottom ...
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WO/2017/204152A1 |
A cBN sintered compact cutting tool which uses, as a tool base, a sintered compact containing cBN particles and a binder phase, and which is configured such that: the cBN particles have an average particle diameter of 0.5 μm or less; th...
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WO/2017/199730A1 |
A hard coating film (12) contains at least tungsten, an element M, and carbon. In the hard coating film (12), the element M is at least one type of element selected from the group consisting of aluminum, silicon, boron and elements belon...
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WO/2017/198759A1 |
The invention relates to a holder (12) for a tool (10) for the material-removing machining of a workpiece, wherein the holder (12) has a cutting insert holder (20) for holding a cutting insert (14) in the region of the front end (18) of ...
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WO/2017/198417A1 |
A metal cutting tool (10;110;310;410) comprises a tool holder (11;111;311;411); a seat (12;112;412) in said tool holder defined by side walls (13,14:313,314:413,414) and a bottom surface (15;215;315), a replaceable element constituted by...
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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...
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WO/2017/191744A1 |
Provided is cemented carbide comprising a hard phase, a binder phase, and unavoidable impurities. The hard phase is provided with a first hard phase having tungsten carbide as its main component and with a second hard phase having as its...
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WO/2016/203950A9 |
This diamond single crystal includes nitrogen atoms. The concentration of the nitrogen atoms changes periodically along the crystal orientation of the diamond single crystal. The arithmetic mean value Aave, the maximum value Amax, and th...
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WO/2017/188266A1 |
An insert according to one mode of the present invention is provided with: a substrate; and a resin layer positioned on the substrate. The substrate has: a first surface that includes a rake surface region; a second surface that is adjac...
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WO/2017/188154A1 |
Provided is a cutting tool comprising: a base; a diamond layer positioned on the base; a first surface; a second surface; and a cutting blade positioned on at least a portion of a ridge line where the first surface and second surface mee...
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WO/2017/187068A1 |
This production method for a vehicle braking system comprises the steps of: – machining a hub (26) so as to provide it with a nose (28) and a tapped hole (34), – mounting, on the nose (28) of the hub (26), a ring (36) having at least...
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WO/2017/188240A1 |
In the case of this tip, a first inner surface of a first member and a second inner surface of a second member face each other. The first inner surface and the second inner surface have a frame-like convex part and a concave part, respec...
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WO/2017/187806A1 |
This cutting insert has a body and a blade portion. The blade portion includes a top surface, a side surface, a land surface. The side surface has a front side surface and a pair of lateral side surfaces. The intersection portion between...
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WO/2017/187693A1 |
The cutting tool according to an embodiment of the present invention is a cutting tool for cutting rotationally symmetric surfaces on rotating workpieces. The cutting comprises a step for feeding the cutting tool in a direction that is i...
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WO/2017/183592A1 |
A cutting tool K for performing cutting of a relatively rotating external workpiece while relatively feeding same in a specified direction is configured to have: cutting sections 2L1, 2L2 that have a tool edge 2B; a base section, which i...
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WO/2017/183327A1 |
This surface-coated cutting tool is provided with a base and a coating film that is formed on the surface of the base. The coating film comprises an alternation layer. The alternation layer includes a first layer that has a first composi...
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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...
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WO/2017/179233A1 |
A hard coating that is formed on a substrate, wherein the hard coating comprises a bilayer structure layer made by laminating, in order from the substrate side, a lower layer and an upper layer. When the lower surface of the lower layer ...
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WO/2017/178155A1 |
A grooving insert (1) comprising a front surface (4) and an opposite rear surface (5), a first side surface (6) and an opposite second side surface (7), a top surface (2) and an opposite bottom surface (3), the top surface (2) comprising...
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WO/2017/179657A1 |
A cutting insert of an embodiment comprises a base body having a first face, second faces, and first cutting edges positioned along first ridge lines where the first face and the second faces intersect. The base body has a hard phase con...
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WO/2017/179221A1 |
This surface-coated cutting tool is provided with a base material and a coating formed on the surface of the base material. The coating contains a hard layer. The hard layer contains a plurality of crystal grains having a sodium chloride...
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WO/2017/179218A1 |
This surface-coated cutting tool is provided with a base material and a coating formed on the surface of the base material. The coating contains a first hard coating layer containing crystal grains having a sodium chloride crystal struct...
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WO/2017/178157A1 |
A face grooving tool body (51), comprising a blade portion (52) comprising a top surface (53), an opposite bottom surface (54), a first side surface (55) and an opposite second side surface (56), a front end (57) and an opposite rear end...
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WO/2017/179220A1 |
This surface-coated cutting tool is provided with a base material and a coating formed on the surface of the base material. The coating contains a hard layer. The hard layer contains a plurality of crystal grains having a sodium chloride...
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WO/2017/175438A1 |
Provided are a cutting tool and a method for machining an annular groove, wherein the cutting tool is provided with a cutting tip (11, 11A, 11B) and a tip holder (12, 12A, 12B), and the tip holder (12, 12A, 12B) includes the following: a...
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WO/2017/175400A1 |
This cutting tool is provided with a base material and a coating that is formed on the base material, wherein the coating includes a hard layer, and the hard layer includes a plurality of crystal grains having a sodium chloride crystalli...
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WO/2017/175398A1 |
This surface-coated cutting tool is provided with a base material and a coating that is formed on the surface of the base material, wherein the coating includes a first hard coating layer that includes crystal grains having a sodium chlo...
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WO/2017/175803A1 |
A coated cutting tool including a base material and a coating layer formed on the surface of the base material, wherein the coating layer has an alternating layered structure in which a first composite nitride layer containing a compound...
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WO/2017/168841A1 |
A surface-coated cBN sintered body according to the present invention comprises a cBN sintered body and a coating film that covers the surface of the cBN sintered body. The cBN sintered body contains cBN particles and a binder. The ratio...
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WO/2017/170536A1 |
A coated cutting tool which has a hard coating film on the surface of a cutting tool. The hard coating film is formed of a nitride wherein: the content ratio of titanium (Ti) with respect to the total amount of metal elements (including ...
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WO/2017/169303A1 |
Provided are a structure of a cutting edge of a machining tool, and a surface treatment method for the same, with which it is possible to improve the durability of a machining tool such as a cutting tool. In this surface treatment method...
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WO/2017/167906A1 |
The present invention relates to a cemented carbide body comprising WC in a metallic binder phase. The cemented carbide body comprises a bulk portion and a surface portion. The grain size of the WC in the surface portion is smaller than ...
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WO/2017/167980A1 |
A coated cutting tool consisting of a substrate of cemented carbide, cermet, ceramics, steel or cubic boron nitride and a multi-layered wear resistant coating, wherein the multi-layered wear resistant coating has a total thickness from 5...
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WO/2017/170603A1 |
This coated cutting tool comprises a base material and a coating layer formed in at least a portion of the surface of the base material, the cover layer comprising at least one composite nitride layer that contains a compound comprising ...
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WO/2017/170409A1 |
A tip according to an embodiment comprises: a first region; and a second region that has different material properties from the first region, and that has a cutting edge in at least a portion of a ridgeline part between adjacent surfaces...
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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...
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WO/2017/170687A1 |
Provided is a surface coated cutting tool having exceptional welding resistance and defect resistance when cutting carbon steel, alloy steel, etc., particularly chipping resistance and defect resistance during intermittent cutting, etc. ...
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