| 摘要 |
Tool arrangement for the production of helical teeth in gear wheels, wherein a roughing hob (20), at least one deburring cutter (16, 18) and a finishing ho b (12) can be fastened on a common mandrel (14) in a predetermined rotational position relative to one another, and the teeth of the finishing hob, which are situated along a helical line, each have a different cross section such that the engagement angle of the right or left flanks decreases continuously starting from a maximum value of the first tooth up to the last tooth, and t he maximum engagement angle of the right flanks of the first or last tooth coincides with the minimum engagement angle of the left flanks, and vice ver sa. |
