本发明包括一个齿轮切削刀具驱动以绕炉，其设置来容纳滚刀的工具夹持器的工具轴线，并设置在工具轴的所期望的方向 对转运蛋白的可旋转地支撑组件，所述移动装置设定的组件的旋转位置可通过它来进行，该组件，它以不从设定旋转位置旋转 切齿机有关加工的齿轮齿和一个固定装置可以通过被固定。 根据本发明，固定在旋转时，耦合到所述组件延伸臂被设置，延伸臂是该装置的一个功能元件。

The present invention includes a gear cutting tool driven to rotate about the tool axis of the hob, the tool holder that is provided to accommodate the hob, and set the desired direction of the tool axis to a rotatably supported assembly on the transporter, the mobile device settings of the rotational positions of the assembly can be carried out by it, the assembly is, it so as not to rotate from the set rotation position gear cutting machine articles for machining gear teeth and a fixing device which can be fixed by. According to the present invention, is fixed so as to rotate, the extension arm coupled to the assembly there is provided a extension arm is a functional element of the device.