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Matches 1 - 50 out of 6,948

Document Document Title
WO/2019/213872A1
An opposite grinding apparatus and opposite grinding method for improving machining precision of gears. The opposite grinding apparatus comprises a driving friction wheel (1), a driving belt pulley (2), a transmission belt A (3), a conne...  
WO/2019/207077A1
The invention relates to a method for machining toothings provided on workpieces, in which a number of workpieces are fed to at least one machining station with at least two machining operations and/or to at least two machining stations ...  
WO/2019/195234A1
A method wherein by reducing the amount of current, and therefore torque, to the linear servo motor (50) and/or rotary servo motor (52) of a loader mechanism (9), the loader mechanism is operable for determining proper workpiece position...  
WO/2019/190972A1
A worm comprises enveloping worm teeth having relieved ends. The worm is machined in three steps comprising machining a threaded section, machining a first end section, and machining a second end section. The threaded section is machined...  
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 ...  
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...  
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...  
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...  
WO/2019/175495A1
The invention concerns a method for machining a toothing (1) with variable pitch (PI) on a rack (2), said method being characterised in that it is implemented by a machine tool which is provided with a rotary cutting tool (3) other than ...  
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...  
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...  
WO/2019/170403A1
The invention relates to a contact rolling tester (100) for a dual-flank roll test of a toothing (2) which is supported by a free-running shaft (1) and has an axis of rotation, with a holder (13, 14) for holding the shaft during the roll...  
WO/2019/161822A1
The invention relates to a method and a device for chamfering and deburring gears (1) from the front, comprising a chamfering tool (2) having at least one tool blade (3), designed as a cutting plate, with at least one cutting edge (4), w...  
WO/2019/161942A1
The invention relates to a chamfering tool (4) for chamfering workpiece toothings (22), comprising a helical toothing, which has, for each spiral, a plurality of teeth (5) having a geometrically defined cutting edge and which has a tooth...  
WO/2019/161823A1
The invention relates to a method and a device for chamfering and deburring gears (1) from the front, comprising a chamfering tool (2) having at least one tool blade (3), which is designed as a cutting plate, with at least one cutting ed...  
WO/2019/165270A1
The present disclosure includes a part hold-down assembly for retaining an oversized part. The part hold-down assembly is aligned along a central force axis and applies a downward force onto the part. The part-hold down assembly includes...  
WO/2019/158994A1
A method of preparing a machining process of a toothed workpiece (1) rotatably drivable around its rotation axis (C10), the machining process to be executed by a tool (11) rotatably drivable around its rotation axis (B10), wherein, for e...  
WO/2019/120831A1
The invention relates to a method for machining toothings, which method uses a disc-shaped, toothed tool that is rotationally driven about its axis of rotation and has a geometrically defined cutting edge. The tool teeth are produced fro...  
WO/2019/110519A1
The invention relates to a method for producing a gear wheel (10) having at least one row of teeth (28), having a plurality of teeth (14), which is arranged in a first region (I) of the gear wheel (10) and adjoins a second region (II) of...  
WO/2019/096542A1
The invention relates to a method for cutting a gear (2) in a workpiece held in a setup, in which a gear-cutting tool (1) that rotates about its axis of rotation and has cutting edges (5) is brought into in particular rolling subtractive...  
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...  
WO/2019/082943A1
A wheel bearing device 1 comprising: an outer member 2 on the inner periphery of which an outer-side rolling surface 2c/2d is formed; an inner member 3 on the outer periphery of which an inner-side rolling surface 3c/3d is formed; and a ...  
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...  
WO/2019/048348A1
The invention relates to a device for machining workpieces, in particular for hob peeling, comprising an output unit (12), a drive unit (14) and a transmission device (30), which is arranged between the units and which provides an output...  
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...  
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...  
WO/2019/035397A1
This vanadium silicon carbonitride film comprises vanadium, silicon, carbon, and nitrogen. When vanadium element concentration (vanadium element concentration + silicon element concentration + carbon element concentration + nitrogen elem...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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% ...  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  

Matches 1 - 50 out of 6,948