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WO/2019/025240A1 |
A hobbing machine (1), comprising - a workpiece spindle (3), by means of which a workpiece (21) can be rotated about a workpiece axis (WSA), - a hobbing head (16), - at least one chamfering device (17, 18), - a first slide (11) having a ...
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WO/2019/011602A1 |
The invention relates to a method for machining a toothing (2) having an axis of rotation (C), in which a machining tool (4), which is rotationally driven about its axis of rotation (B), removes material from the toothing while executing...
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WO/2019/014509A1 |
A method directed to gear cutting tools and gear cutter job consolidation resulting in a single cutter capable of cutting a plurality of different members of a part family. The method comprises a multi-step approach comprising a first st...
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WO/2019/011871A1 |
The invention relates to a method for generating a workpiece (3) having a second tooth system (2) incorporated into a first tooth system (1) having a specified tooth system geometry, wherein a first generative processing engagement, inte...
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WO/2018/234062A1 |
The invention relates to a moving system (100) for transposing workpieces that are provided for gear cutting on a workpiece spindle (200) and have a workpiece axis of rotation, from a first position (A), taken up while they are being fed...
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WO/2018/233938A1 |
The invention relates to a method for producing a gear, wherein at least a flank of the gear is machined with the removal of chips by means of a tool (103). The gear and the tool (103) are excited to carry out a mechanical oscillation re...
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WO/2018/224227A1 |
The invention relates to a gear (101) having a first group (103) of at least two teeth (107, 113) adjoining one another and a second group (105) of at least two teeth (109, 115) adjoining one another. The load-bearing flanks of the teeth...
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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/2018/210607A1 |
The invention relates to a machine for the precision machining of toothed workpieces, which machine comprises a tool spindle (30) for mounting a precision machining tool (31). The tool spindle can be driven to rotate about a tool spindle...
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WO/2018/193919A1 |
This rack shaft (50) is provided with: a hollow shaft body (51); and first and second rack teeth (52, 53) respectively meshing with first and second pinion gears (16, 25). The shaft body (51) has a second compressed section (55) which is...
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WO/2018/187820A1 |
A method of machining a tooth flank of a gear with a gear machining tool. The method comprises rotating the tool and bringing the tool and the tooth flank into contact. Relative movements are provided between the tool and the gear to tra...
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WO/2018/180117A1 |
An aspect of a broaching tool of the present invention is provided with a plurality of processing blade parts aligned along a central axis extending in the vertical direction. Each of the processing blade parts has a plurality of teeth s...
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WO/2018/180157A1 |
An aspect of this broaching tool is provided with a plurality of processing blade parts aligned along a central axis extending in the vertical direction. Each of the processing blade parts has a plurality of teeth sections protruding out...
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WO/2018/180156A1 |
An aspect of this broaching tool is provided with: a plurality of processing blade parts aligned along a central axis extending in the vertical direction; and a plurality of rake parts which are disposed between and connect the processin...
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WO/2018/177563A1 |
The invention relates to a process for machining a gear workpiece (100) comprising a plurality of tooth spaces (6), each of which is defined by two tooth flanks (5.1, 5.2); in said process, a gear tooth-forming tool (1) is used in order ...
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WO/2018/180119A1 |
An aspect of this broaching tool is provided with a plurality of processing blade parts aligned along a central axis extending in the vertical direction. Each of the processing blade parts has a plurality of teeth sections protruding out...
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WO/2018/180118A1 |
An aspect of this broaching tool is provided with: a plurality of processing blade parts aligned along a central axis extending in the vertical direction; and a shaft disposed along the central axis. Each of the processing blade parts ha...
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WO/2018/172516A1 |
A method for machining a toothed workpiece (1), wherein the method comprises a step 1) of producing a chamfer on the toothed workpiece (1) by skiving, wherein a tool (2) rotating about a tool axis (WZA) slides with a toothed first machin...
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WO/2018/162484A1 |
The invention relates to a tool (1) for dressing or cutting teeth of fine machining tools, which tool makes it possible to exactly reproduce, in a simple manner, the required tooth geometry on the fine machining tool which is to be dress...
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WO/2018/162642A1 |
The invention relates to a method for producing toothed racks (51, 61) which extend in the direction of a longitudinal axis (L) and comprise, in a toothing plane parallel to the longitudinal axis (L), a toothing (9) having teeth (92) ext...
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WO/2018/162663A1 |
The invention provides a tool (2), a method and a machine which enable ridge-like sharpened points (28) to be created on teeth (21, 24) of a toothed wheel (26) having inner and outer teeth with shorter changeover times in a tool clamp. T...
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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/2018/092369A9 |
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/2018/137800A1 |
The present specification relates to a method for machining of ball tracks of an inner race of a constant velocity joint comprising the steps of providing a power skiving tool (1) having a plurality of cutting members and a first axis of...
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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/2018/130495A1 |
The invention relates to a method which is carried out in a grinding machine (100) comprising the following: - a tool spindle (11) for receiving a cup grinding wheel (10), which is provided with an abrasive surface, and for rotating the ...
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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/2018/130260A1 |
The invention relates to a method and a machine tool for hard finishing toothed gearing, particularly internally toothed portions (3), in which method a toothed hard finishing tool (W) which rotates about its axis of rotation is brought ...
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WO/2018/124893A1 |
A block assembly for locking a toothed gear housed in a frame includes a body shaped to couple to a portion of the frame adjacent to the gear for translation in a first direction parallel to an axis of the gear, and a locking block coupl...
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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/2018/093755A1 |
A cutter head (30) having stick blades (82) with a circular (62) or partially circular (72, 92, 102, 112, 122) cross-section wherein the circular part of the cross-section is dominating. The cutter head preferably includes cutter head sl...
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WO/2018/086441A1 |
Disclosed is a tool for machining a modified gear of an ROV thruster, comprising a tool head and a hob provided on the tool head. The hob comprises a plurality of continuously and linearly arranged hob teeth. The height of any of the hob...
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WO/2018/079650A1 |
The main spindle unit (30) has a main spindle (31), a front bearing (41), a rear bearing (43), a front case (61) for covering the front bearing (41), and a rear case (71) for covering the rear bearing (43). The front case (61) has a fron...
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WO/2018/078964A1 |
A skiving cutter (100) comprises cutting parts (120) in which the tooth traces (L) extend in directions that are inclined with respect to the axial line (Ac) of a base (110). The cutting parts (120) are divided into multiple segment cutt...
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WO/2018/072221A1 |
A gear grinding machine capable of controlling sizes of ground teeth of processed gears, comprising a base (1), a hydraulic cylinder (9) being provided at one end of the upper surface of the base (1), a hydraulic telescopic rod (10) bein...
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WO/2018/073047A1 |
A tool for hob peeling pre-toothed, rotating workpieces comprises a gear-shaped main body and tooth-shaped cutting inserts (1.2), which are arranged on the front side of the main body in the region of the tip circle. Each cutting insert ...
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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/2018/070403A1 |
A gear machining apparatus 1 forms a gear in a workpiece W by moving a tooth cutting tool 42 relative to the workpiece W in the direction of the rotational axis of the workpiece W while synchronously rotating the tooth cutting tool 42 an...
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WO/2018/055484A1 |
Invention relates to a method of producing a crown wheel with near-net shaped as-forged teeth having continuous grain flow lines and having minimal machining allowance. The method of invention comprises the steps of making ring using ham...
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WO/2018/051939A1 |
Provided is a surface-coated cutting tool exhibiting excellent chipping resistance and wear resistance in intermittent cutting. A surface-coated cutting tool in which a hard coating layer including a TiAlN layer is provided on the surfac...
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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/2018/035922A1 |
An automobile gear polishing machine having a fine adjustment function comprises a cylindrical housing (1). A first annular recess (2) is arranged at a central portion of an inner wall of the cylindrical housing (1). A first gear (3) eng...
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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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