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WO/2020/017644A1 |
A machining tool (10) forms a first relief surface (14), a valve seat surface (16), and a second relief surface (18) by cutting the inner periphery of a valve seat blank (12) having an opening (12a). The machining tool (10) is provided w...
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WO/2020/003679A1 |
This reamer is provided with a base metal and a plurality of outer circumference cutting edges that are made of a super-hard tool material and provided on the outer circumference of the base metal. The base metal extends from the tip to ...
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WO/2020/003680A1 |
This reamer is provided with a base metal, a plurality of outer circumference cutting edges made of a super-hard tool material and provided on the outer circumference of the base metal, and margins provided at the backside of the plurali...
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WO/2019/210897A1 |
The invention relates to a tool holder (2) for connecting a machining tool (4) having a depth-control stop (3) to a working spindle of a machine tool, having a spindle-side shaft part (6) and a receiving part (7) which supports the machi...
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WO/2019/181136A1 |
A surface coated cutting tool including a substrate and a coating that coats the substrate, wherein the coating contains a hard coating layer comprising a domain region and a matrix region. The domain region is a region that exists in a ...
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WO/2019/181134A1 |
Provided is a surface-coated cutting tool including a base material and a coating that covers the base material, wherein: the coating contains a hard coating layer comprising domain regions and a matrix region; the domain regions are reg...
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WO/2019/181133A1 |
Provided is a surface-coated cutting tool including a base material and a coating that covers the base material, wherein: the coating contains a hard coating layer comprising domain regions and a matrix region; the domain regions are reg...
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WO/2019/181135A1 |
Provided is a surface-coated cutting tool including a base material and a coating that covers the base material, wherein: the coating contains a hard coating layer comprising domain regions and a matrix region; the domain regions are reg...
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WO/2019/171653A1 |
This surface-coated cutting tool comprises a substrate and a coating layer which coats the substrate, the coating layer comprising alternating layers obtained by alternately laminating first unit layers and second unit layers upon one an...
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WO/2019/171648A1 |
This surface-coated cutting tool contains a substrate and a coating layer which covers the substrate, the coating layer containing first unit layers and second unit layers alternately laminated upon one another. The first unit layers com...
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WO/2019/166479A1 |
A cutting tool body (109) is disclosed, comprising a first member (101) and a second member (102), both having a substantially cylindrical shape, and arranged such that a tool body central axis (T) coincides with a central axis (LI, L2) ...
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WO/2019/110452A1 |
The invention relates to a drill head (1) comprising a cutting insert (2), characterized in that the drill head (1) comprises, over its thickness, at least one device for allowing the movement of a liquid, the device comprising at least ...
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WO/2019/087481A1 |
Provided is a sintered body including 3 to 80 volume% of cubic boron nitride particles and a binding material, wherein the binding material contains: at least one selected from the group consisting of at least one compound and solid solu...
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WO/2019/087656A1 |
A cutting tool according to one embodiment of the present invention is formed in a rod-shape extending from a first end to a second end, and has a body capable of rotating about a rotation axis. The body has a first edge, a second edge, ...
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WO/2019/073752A1 |
This rotary cutting tool is provided with a core, and a plurality of PCBN tips provided at the outer periphery of the core, wherein: the plurality of PCBN tips include an inclined cutting edge positioned at an outer peripheral distal end...
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WO/2019/065397A1 |
The coated cutting tool according to the present invention comprises a hard nitride coating that contains Ti at 70 atomic% to 95 atomic% and Si at 5 atomic% to 30 atomic% with respect to the total metallic element content, and Ar at 0.05...
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WO/2019/044791A1 |
[Problem] To provide a tapered reamer with which it is possible to achieve an improvement in machining accuracy and machining life. [Solution] In a tapered reamer 1 provided with a plurality of cutting edges 11, 12, 13 forming a helical ...
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WO/2019/039001A1 |
The rotary cutting tool comprises a substrate, a first diamond layer, and a second diamond layer. The substrate comprises a head portion, a body portion, and a shoulder portion constituting the boundary between the head portion and body ...
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WO/2019/035219A1 |
This coated cutting tool is a coated cutting tool having a hard coating film on a surface of a tool, wherein: the hard coating film is a nitride; the hard coating film includes from 80 at.% to 90 at.% of aluminum (Al) and from 10 at.% to...
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WO/2019/035220A1 |
A hard coating film of this coated cutting tool comprises: from 70 at.% to 80 at.% of Al and from 20 at.% to 30 at.% of Ti with respect to the total amount of metal elements (including semimetal elements); and at most 0.50 at.% of Ar wit...
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WO/2019/002050A1 |
The invention relates to a cutting tool (10), more particularly for producing or reworking a reamed hole, comprising a clamping shank (14) and a tool carrier (12) with a cutting head (22) and at least one cutter (18) arranged on an axial...
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WO/2019/002123A1 |
Cutting tool, in particular finishing tool, comprising a cutting head (2) that has at least one cutting wedge (6) with a front cutting edge and/or peripheral cutting edge. A receiving space (12) is formed in the cutting head (2), adjacen...
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WO/2018/231104A1 |
The invention relates to a method for producing and a cutting tool, respectively, for cutting hard materials such a natural stone or concrete or the like. A ductile support body (2) is the base body of the cutting tool, and a plurality o...
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WO/2018/224378A1 |
The invention relates to a cutting tool, in particular for producing or post-processing a reamed hole, comprising at least one blade arranged at an axial cutting head end of a tool carrier. The tool carrier comprises a chip-removal space...
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WO/2018/220910A1 |
A surface-coated cubic boron nitride sintered body comprises a substrate, which is a cubic boron nitride sintered body, and a coating film that comes into contact with and covers the substrate. At the interface between the cubic boron ni...
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WO/2018/216256A1 |
A coating is formed on a base material and comprises at least one layer. Of said layers, at least one layer is a TiCN layer that is made of titanium carbonitride. Granular structures of the titanium carbonitride occupy at least 75 area% ...
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WO/2018/206704A1 |
The invention relates to a multi-edge reamer (1) with a cutting region (3) that has a main part (5) which comprises a central axis (M) and from which at least a first number of first cutters (15) extend, said cutters having respective cu...
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WO/2018/202726A1 |
The invention relates to a cutting tool having a tool head (14) that can be rotated about its mid-axis (12) and has a front end face (24) and a circumferential surface (16), a plurality of cutting elements (18) and associated chip groove...
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WO/2018/167944A1 |
A drilling tool that forms a hole in a cylinder head, which is the workpiece, wherein a valve seat and a valve guide of an intake valve or an exhaust valve of the engine cylinder head are press fit into the hole. The tool comprises cutti...
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WO/2018/158976A1 |
This surface-coated cutting tool includes a base material and a coating formed on the surface thereof, wherein: the coating includes one or more layers; at least one of the layers is an Al-rich layer that contains hard particles; the har...
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WO/2018/158975A1 |
This surface-coated cutting tool includes a base material and a coating formed on the surface thereof, wherein: the coating includes one or more layers; at least one of the layers is an Al-rich layer that contains hard particles; the har...
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WO/2018/158974A1 |
This surface-coated cutting tool includes a base material and a coating formed on the surface thereof, wherein: the coating includes one or more layers; at least one of the layers is an Al-rich layer that contains hard particles; the har...
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WO/2018/154557A1 |
A hole machining tool (100, 300) includes an outwardly facing pad pocket (20) and a guide pad (118, 218, 318) secured therein. The pad pocket includes a pocket base surface (32) and a wedge member (128, 228, 328) which includes opposite ...
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WO/2018/092369A9 |
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...
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WO/2018/105403A9 |
A surface coated cutting tool comprises a base material made of a cemented carbide and a coating. The coating includes an intermediate layer in contact with the base material, and an upper layer formed on the intermediate layer. The uppe...
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WO/2018/139585A1 |
One embodiment of a rotary tool has a main body that can rotate about a central axis and that is a rod shape extending from a first end to a second end. The main body comprises: a first cutting edge positioned on the first end; a first g...
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WO/2018/100849A9 |
A surface-coated cutting tool which is provided with a base material and a coating film that covers the surface of the base material. The coating film comprises a super-multilayer structure layer in which layers A and layers B having a c...
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WO/2018/066319A9 |
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...
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WO/2018/114179A1 |
The invention relates to a press (1) for shaping sheet metal (2), comprising a punching tool for cutting or piercing the sheet metal (2) and a shaping tool for shaping a cut edge (4) generated by the cutting or piercing. According to the...
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WO/2018/105035A1 |
Multiple grooves, which are closed on a first end side and are open on a second end side, are provided on the outer circumferential surface of the body of an insert holder, and said body is also provided with a first protrusion that is a...
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WO/2018/092195A1 |
This cutting tool is provided with a shank part, a joining part, and a cutting part attached to the shank part via the joining part. The cutting part has a core part and a surface part. The surface part, arranged about the central axis o...
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WO/2018/083743A1 |
A body (3) for a cutting tool (1) with a replaceable tip is provided with: a cylinder section (32) formed from a first metallic material and extended in the axial direction; and a female threaded section (33) provided on the inner periph...
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WO/2018/077495A1 |
The invention relates to a machining tool for use in machine tools for rotating cutting operations, comprising a main body (14), which can be rotated about a center axis (12) and which is elongate in the direction of the center axis, at ...
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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...
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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...
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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 ...
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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...
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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...
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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...
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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...
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