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WO/2011/129008A1 |
Provided is a gear machining method whereby a gear to be machined that is eccentrically mounted can be machined with high accuracy. For this purpose, the gear machining method is such that a target table rotation phase (Co)for a rotation...
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WO/2011/127663A1 |
A gear flexible cutting machine includes: a plane revolving platform(1), which has a vertical through hole(11) and can revolve around a vertical axis; and a frame(2), a spindle head(3) setting on the frame which can displace relatively t...
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WO/2011/121822A1 |
Provided is a gear processing machine which has a simple configuration, and is capable of processing a gear with high accuracy. For this purpose, a gear grinding machine wherein a tooth alignment operation is performed prior to grinding,...
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WO/2011/114558A1 |
Provided is a chamfering device such that in a simple configuration, position adjustments of a chamfering cutter and a deburring cutter with respect to a workpiece can be easily carried out. The chamfering device is equipped with the cha...
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WO/2011/111808A1 |
Provided are a threaded electrodeposition tool and a gear processing method using the threaded electrodeposition tool. The threaded electrodeposition tool makes it possible for truing to be performed even with a truing grindstone that ha...
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WO/2011/101117A1 |
A hydraulic clamping element (1) has a housing (2) which is provided, on an end face (5), with an annular piston (6) which can move in the axial direction of the housing (2) and which delimits an annular space (17) formed in the housing ...
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WO/2011/101405A1 |
The invention relates to a hobbing machine (10) for simultaneously hobbing three workpieces, comprising a triple milling head (34) having three miller spindle axes (S1, S2, S3) that are parallel to one another, a triple tailstock (32) an...
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WO/2011/099545A1 |
The relative movement trajectory of the convex teeth pins (12b) of a mating gear (a fixed shaft) (12) with respect to a concave-convex gear (an oscillating gear) (15) when transmitting power between the mating gear (12) and the concave-c...
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WO/2011/098239A1 |
The invention relates to a side-milling cutter (1) for producing a toothing system (Z), having at least one insert (5) having a rectangular cross section arranged in a holding pocket (3) as an insert seat, having two top surfaces (9) fac...
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WO/2011/099546A1 |
Involves a trajectory extraction step (S2) for extracting the relative movement trajectory of the convex teeth pins (12b) of a mating gear (a fixed shaft) (12) in relation to a concave-convex gear (an oscillating gear) (15) when transmit...
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WO/2011/096104A1 |
The vertical movement cycle and the movement trajectory inclination angle of a cutter (114) are switched so that when a main spindle (113) is moving downward, a head (112) is moved so as to position the cutter (114) at a machining locati...
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WO/2011/095154A1 |
The invention relates to a method and device for deburring toothed workpieces by means of a finger-shaped deburring tool (2), wherein the deburring tool (2) is movably guided in a retainer (3), wherein the teeth (4) are moved one after t...
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WO/2011/096274A1 |
Disclosed is a machine tool for machining screw rotors, capable of machining a large number of high-precision screw rotors having variable lead and tilt angles at low cost in a short time without requiring enormous machining workload and...
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WO/2011/094492A1 |
A continuous method of manufacturing a face gear utilizing a tool, representing a plane which can be oriented to a face gear workpiece under an angle equal to the pressure angle of the mating pinion member of the gear set (e.g. the face ...
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WO/2011/089761A1 |
The disclosed system includes a personal computer (10) having correction coefficients (α) for the correction of errors in the tooth profile and correction coefficients (β) for the correction of meshing positions, the correction coeffic...
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WO/2011/087759A1 |
Method and apparatus wherein the front machining of a gear blank (40) are carried out on a CNC bevel gear generating machine (44) utilizing the motions available in such machines with minimal modifications to the existing machine tool.
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WO/2011/067949A1 |
Provided is a gear machining machine which has a cutter head with improved rigidity, and contributes to improving machining accuracy and making quality uniform when either an external gear or an internal gear has been machined. For this ...
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WO/2011/059945A1 |
Workholding equipment for a machine tool, in particular an arbor chuck (2), having a plurality of internal elements comprising a wobble washer (26) and at least one of a floating nut (24) and flat washer (28) which counteract workpiece m...
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WO/2011/047957A1 |
The invention relates to a method for hard fine machining of a pre-manufactured flank (11) of a gear wheel by a machine having at least five axes controlled in coordination and one additional tool axis (WA). According to the invention, a...
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WO/2011/048975A1 |
Disclosed is a method of machining a tooth surface which is formed on the outer periphery of a cylindrical toothed member and extends along the center axis of the toothed member. The above-mentioned method comprises a process wherein the...
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WO/2011/042315A1 |
The invention relates to the production of dip-coated ring gears (32) with straight or rectilinear hypocycloids as the longitudinal flank line of the toothing. Production is performed by means of a moulding process in which the axial mov...
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WO/2011/043225A1 |
A device for measuring tooth surface run-out comprises: a contact detector (44) which measures the run-out at the tooth surface of a dresser with respect to a grinding tooth surface formed on a helical grinding tooth (70) of a grinding t...
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WO/2011/039838A1 |
Provided is a gear grinding machine the maintainability of which can be improved and which is capable of being miniaturized. More specifically, provided is a gear grinding machine wherein a threaded grinding stone (17) and a workpiece (W...
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WO/2011/039025A1 |
The invention relates to a method for producing an internal toothing (2) having deflecting surfaces, wherein the internal toothing (2) is disposed in a component (1) comprising an end face (1b), a longitudinal axis (1a), and an end face ...
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WO/2011/036789A1 |
Provided is a method of phasing a threaded grinding stone, as well as a gear grinding machine, the aforementioned method and machine being such that the phasing of the threaded grinding stone with respect to a gear to be machined or to a...
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WO/2011/036791A1 |
Provided is a device for phasing a threaded grinding stone, the aforementioned device being configured in a simple manner and capable of accurately phasing the threaded grinding stone with respect to a gear to be machined or to a dresser...
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WO/2011/036790A1 |
Provided is a method of phasing a threaded grinding stone, as well as a device therefor, the aforementioned method and device being such that contact or non-contact of a threaded grinding stone with a disk dresser can be detected with hi...
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WO/2011/038201A1 |
Gear processing machine (4), such as a gear cutting or grinding machine, wherein a chamfering and/or deburring apparatus (2) and auxiliary spindle (10) are included on the same machine. A transfer mechanism (8) loads, unloads and transfe...
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WO/2011/034837A1 |
The present invention is directed to an arbor chuck workholding assembly comprising an arbor chuck (2), outer ring (6), clamp ring (8) and backing ring (10). The arbor chuck comprises a plurality of holding angle lugs (18) and ejecting a...
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WO/2011/024626A1 |
Provided are an internal gear machining method and an internal gear machining device, by which a precise tooth profile grinding can be realized by correcting a tooth profile error when grinding of a tooth profile of an internal gear is p...
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WO/2011/017301A1 |
A cutter disk having cutting blades oriented on its circumference with the cutting edges of the blades oriented perpendicular to the axis of rotation of the cutter disk thereby representing a plane which can be oriented to a work piece (...
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WO/2011/013516A1 |
A method for dressing a tool used for a method for machining an internally toothed gear, the method for machining an internally toothed gear being capable of, even if the grindstone of the tool has a regenerated grinding surface, machini...
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WO/2011/010210A1 |
A machine (1) for making gears. The machine comprising at least one piece -holder -table (7), which is mounted to rotate about a given first longitudinal axis (8) thereof, and supports a piece being machined; and at least an operating he...
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WO/2011/010209A1 |
The machine (1) comprises a piece -holder, unit (3*, 3**) and an operating unit (20) equipped with an operating head (30) provided with at least one tool (33; 33A, 33B) for machining a piece. Moreover, one piece-holder unit (3*; 3**) and...
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WO/2010/144929A1 |
The invention relates to a method and to a device (1) for profile-milling at least one tooth face (4) of a tooth (3) from a workpiece (2), with a workpiece (2), a milling tool (5) having a concave milling profile (8) that deviates at lea...
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WO/2010/143047A1 |
A machine for making gears is provided with at least one faceplate (7), which supports a piece during machining and is movable in a given forward direction (4), at least one operating head (39), that supports at least one tool (42) for m...
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WO/2010/142578A1 |
The invention relates to a device for generating teeth of workpieces (3) by hob peeling, having a workpiece spindle (1) that can be rotatably driven for accommodating the work wheel (3) to be geared, particularly internally, and having a...
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WO/2010/102992A1 |
The invention relates to a device for producing a crown gear (1), comprising a workpiece spindle (4) that can be rotated about a workpiece spindle axis (5) for rotationally driving a workpiece (1) in which teeth are to be cut, a tool spi...
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WO/2010/095668A1 |
A machine tool is equipped with an automatic speed feedback gain setter which updates the speed feedback gain automatically, a sensor which measures the rotational speed of a motor which rotates a table supporting a work, and a controlle...
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WO/2010/095667A1 |
A machine tool is equipped with an automatic speed feedback gain setter which calculates the speed feedback gain based on the moment of inertia of a work, a sensor which measures the sensor value relating to the rotation of a table suppo...
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WO/2010/092711A1 |
Provided is a gear shaping method and a gear produced by the gear shaping method. Therein, a chamfering process is performed to chamfer the corners (30, 31) if the end surfaces of a cut gear (14) cut from a raw material, and then a first...
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WO/2010/091946A1 |
The invention relates to a method for determining the profile of a substantially involute worm grinding wheel used for generation grinding of helical tooth gear wheels in a continuous diagonal generation method, wherein the axle distance...
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WO/2010/079113A2 |
The invention relates to a method for cutting teeth in workpieces (1), wherein in a roughing operation a blank substantially without teeth receives rough teeth using a first cutting tool (1) comprising cutting teeth (3), wherein teeth (1...
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WO/2010/079651A1 |
An internal gear processing method, using an increased slip speed to improve processing accuracy and to extend the life of a tool. An internal gear processing method configured such that a workpiece (W) which is rotatable about a workpi...
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WO/2010/078672A1 |
A cutting tool insert (10, 10´), the insert (10, 10´) is massive. The insert(10, 10´) comprises a combining portion used for connection and a cutting tip (12) at one end; the cutting tip (12) comprises a cutting face (13) on the top a...
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WO/2010/073944A1 |
Provided is an internal gear grinding machine that is compact and can save the installation space by simplifying the dressing operation. The internal gear grinding machine has a spiral grinding tool (17) of barrel shape which is rotated...
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WO/2010/073943A1 |
Provided is an internal gear grinding machine that can save the installation space and prevent damages to a tool in case of troubles such as power outage by simplifying the dressing operation. The internal gear grinding machine has a spi...
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WO/2010/073848A1 |
A barrel-shaped threaded tool for machining an internally toothed gear, the tool being capable of highly precise machining by appropriate setting of a torsion angle. A threaded grindstone (11) is formed into a barrel shape such that the...
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WO/2010/072280A1 |
The invention relates to a hob comprising a helically curved tooth profile (3), wherein a plurality of segments (14A, B) covering only a limited angle range are attached to a base body (2) for forming the tooth profile, wherein the segme...
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WO/2010/073681A1 |
Disclosed is an insert for cutting that is detachably mounted on an insert-mounting seat (4) formed on the outer perimeter of a tool main body (1) that forms essentially a disc shape that is rotated around an axis (O). The insert is prov...
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