Patent ID: 7794186

Claim:
Gear cutting machine for producing a gear, said gear cutting machine having a stationary stand, a work piece carriage, a tool carriage, a tool axis of rotation (C) and a pivot axis (B) about which said tool carriage is pivotally mounted, said gear having tooth flanks, a back face and edges defined between the tooth flanks and the back face, said gear cutting machine having a device to chamfer and/or deburr the edges, said device comprising a tool to chamfer and/or deburr the gear, said tool having a number of starts, wherein the chamfer and/or deburr device is attached to said stationary stand, said chamfer and/or deburr device comprising a linear track whereby said device is movable along said track in a vertical direction (Y 2 ), said device also comprising a tool axis of rotation (C 2 ) and a pivot axis (B 2 ), with said tool axis (C 2 ) of said device being separate from the tool axis (C) of said gear cutting machine and said pivot axis (B 2 ) of said device being separate from the pivot axis (B) of said gear cutting machine; wherein the linear track extends perpendicular to a workpiece axis of rotation (A) and to the tool axis of rotation (C) of the machine and wherein the pivot axis (B 2 ) of the device is positioned parallel to a vertical axis (Y) along which the workpiece carriage is movably mounted along and relative to said stand for vertical workpiece movement on the machine.