A method for producing gears, includes the following: machining of gears with a gear tool in a single-indexing method, wherein the gear tool produces tooth gaps on each of the gears by machining. A pitch compensation with compensation parameters is predefined for the gears; wherein the compensation parameters are predefined by a machine control as a function of a wear condition of the gear tool.

A method for manufacturing a hypoid gear includes: a tooth cutting step of machining a shape of a tooth of the hypoid gear; a surface treatment step of forming a third intermediary gear provided with a hardened layer on a surface of the tooth; a lapping step of machining the third intermediary gear using an abrasive particle having a diameter of 14 μm or less to form a fourth intermediary gear; and a shot peening step of spraying a particle having a diameter of 160 μm or less onto the fourth intermediary gear.

A method for manufacturing a hypoid gear includes: a tooth cutting step of machining a shape of a tooth of the hypoid gear; a surface treatment step of forming a third intermediary gear provided with a hardened layer on a surface of the tooth; a lapping step of machining the third intermediary gear using an abrasive particle having a diameter of 14 μm or less to form a fourth intermediary gear; and a shot peening step of spraying a particle having a diameter of 160 μm or less onto the fourth intermediary gear.

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 step of defining a temporary master. A second step creates a virtual master which is especially well-suited for accommodating the requirements of the jobs in the consolidation variety. A third step determines cutting depths and optimized machine settings for all consolidation jobs using the virtual master.

A helical sector gear having a body and a gear segment having a plurality of helical teeth. The gear segment has a toothed sector, on which all of the helical teeth are formed, and spacing segments on the opposite circumferential ends of the toothed sector. Each of the spacing segments has a circumferential surface, which is longer than a pitch of the helical teeth, and a radial surface that is formed in a helical manner that conforms to the helix angle of helical teeth. A die set for forming the helical sector gear and a related method are also provided.

A helical sector gear having a body and a gear segment having a plurality of helical teeth. The gear segment has a toothed sector, on which all of the helical teeth are formed, and spacing segments on the opposite circumferential ends of the toothed sector. Each of the spacing segments has a circumferential surface, which is longer than a pitch of the helical teeth, and a radial surface that is formed in a helical manner that conforms to the helix angle of helical teeth. A die set for forming the helical sector gear and a related method are also provided.

An apparatus for inspecting and/or measuring a gear wheel workpiece, which comprises: a first workpiece spindle for fastening and rotationally driving the gear wheel workpiece, a rotational drive for rotationally driving the gear wheel workpiece when it is fastened on the first workpiece spindle, measuring means for inspecting and/or measuring the gear wheel workpiece when it is fastened on the first workpiece spindle,
wherein the rotational drive is designed to rotationally drive the gear wheel workpiece including the first workpiece spindle during a measurement and/or inspection phase, while the measuring means is used for inspecting and/or measuring the gear wheel workpiece, rotationally drive the gear wheel workpiece including the workpiece spindle during a spinning phase to spin off a liquid.

An apparatus for inspecting and/or measuring a gear wheel workpiece, which comprises: a first workpiece spindle for fastening and rotationally driving the gear wheel workpiece, a rotational drive for rotationally driving the gear wheel workpiece when it is fastened on the first workpiece spindle, measuring means for inspecting and/or measuring the gear wheel workpiece when it is fastened on the first workpiece spindle,
wherein the rotational drive is designed to rotationally drive the gear wheel workpiece including the first workpiece spindle during a measurement and/or inspection phase, while the measuring means is used for inspecting and/or measuring the gear wheel workpiece, rotationally drive the gear wheel workpiece including the workpiece spindle during a spinning phase to spin off a liquid.

Provided is a controller for controlling a gear cutting machine having a plurality of axes, the controller including an axis information storage unit configured to store data related to control of the plurality of axes during machining, and a disturbance component identification unit configured to identify a component of disturbance with respect to the plurality of axes using the data stored by the axis information storage unit and measurement results of machining accuracy of a workpiece machined by the cutting machine.

Provided is a controller for controlling a gear cutting machine having a plurality of axes, the controller including an axis information storage unit configured to store data related to control of the plurality of axes during machining, and a disturbance component identification unit configured to identify a component of disturbance with respect to the plurality of axes using the data stored by the axis information storage unit and measurement results of machining accuracy of a workpiece machined by the cutting machine.