GEAR-SHAVING TOOL HAVING CUTTING EDGES ON THE TOOL TOOTH FLANKS

摘要

1450617 Gear shaving HURTH VERWALTUNGS-GmbH 21 Nov 1974 [30 Jan 1974] 50465/74 Heading B3K In a method of gear shaving, the shaving tool is in the form of a gear 11 and meshes with the gear 12 to be machined, the axes of rotation of the gear tool and workpiece gear being in parallel planes and inclined to each other in a clockwise direction looking from the tool to the workpiece. The shaving tool is provided with a plurality of flutes 16 arranged across the faces of the teeth and which extend radially, the flutes on one tooth being staggered in relation to the flutes on successive teeth but are arranged so that flutes on selected teeth are formed on a helix on which the cutting edges of the flutes lie. Rotation of the shaving tool with the gear causes a cutting action across the gear due to the helical configuration of the cutting edge to shave the gear teeth flanks in a transverse direction 15. Reference has been directed by the Comptroller to Specifications 1,376,700; 1,355,762 and 1,348,226.