Rolling tool, apparatus and method for the production of crowned teeth, and gear

摘要

The invention relates to a rolling tool (2) for producing crowned teeth on a gear (5) using a transverse rolling process, in particular for compressing the teeth of the gear (5) at least in some areas, comprising a tool body (6) which has tool teeth (7) projecting radially outward for meshing with the teeth of the gear (5) to be rolled, wherein at least some areas of the tool teeth (7) are concave in the axial direction in the area of the tooth flanks.

主权项

1. A rolling tool for producing a crowned toothing on a gear using a transverse rolling process and for compressing teeth of the gear, the rolling tool comprising a tool body configured to rotate about an axis and having tool teeth projecting radially outward for meshing with the teeth of the gear to be rolled, each tool tooth of the tool teeth having a respective tooth flank extending in an axial direction,
wherein each tooth flank comprises a plurality of sections arranged behind one another in the axial direction, each section of the plurality of sections having a respective concave crowning, and wherein a first section of the plurality of sections has at least two different radii of curvature in a radial direction.