Patent ID: 6647841
Filing Date: 2003-11-18
Classification: B23B,B23F,Y10T

Abstract:
A device for end face transmission of a driving torque of a work spindle (3) of a machine tool, to a rotating workpiece (21), comprising a work arbor (1) firmly attached to said spindle (3) and a spring loaded work center (26) axially displaceably located therein without play, wherein between said work arbor (1) and said workpiece (21) torsionally and axially rigidly connected without play to said work arbor (1) a wobble plate (10) is arranged, said wobble plate (10) having a surface contacting the workpiece end face (29) and being coated with hard material grains (24) and wherein said wobble plate and said work arbor are torsionally and rigidly connected to one another by means of a pliable, axially elastic thin-walled tube.