Patent ID: 7004826
Filing Date: 2006-02-28
Classification: B21H

Abstract:
1. A device for burnishing gear wheels, comprising: a single burnishing wheel adjustable on one side of a gearwheel to be burnished; two further burnishing wheels adjustable on an opposite side of the gearwheel to be burnished; one of said burnishing wheels being a driven wheel; a clamping device for axially clamping the gearwheel to be burnished, said clamping device having a central axis and being disposed to be oscillatable in a direction perpendicular to a rotation of the gearwheel; a clamping unit formed with bearing brackets supporting said single burnishing wheel and said further burnishing wheels, said bearing brackets being disposed to be tensioned against one another with the gearwheel to be burnished centrally positioned therebetween and having a predetermined force applied thereto, said clamping unit being movably disposed for aligning an axis of rotation of the gearwheel to be burnished with said central axis of said clamping device; and a first slide supporting said bearing bracket with said single burnishing wheel and a second slide supporting said bearing brackets with said further burnishing wheels, and a connecting rod tensioning said first and second slides against one another.