Patent ID: 7228643
Filing Date: 2007-06-12
Classification: B23F

Abstract:
1. Gaging components for determining the position of machine axes in a gear lapping or gear testing machine, said gaging components comprising at least one of: (a) a pinion cone gage fixture for clamping into a pinion workholding apparatus of the lapping or testing machine, said pinion cone gage fixture having a shank and a back mounting face generally the same as the shank and back mounting face of an actual pinion member to be lapped or tested, said pinion cone gage fixture further including a probe having a tip with a tip center, said probe being mounted in the pinion cone gage fixture whereby said tip center lies in a predetermined position relative to the pinion cone gage fixture, and, (b) a gear cone gage fixture for clamping into a ring gear workholding apparatus of the lapping or testing machine, said gear cone gage fixture having a bore and a back seating surface generally the same as the bore and back seating surface of an actual ring gear member to be lapped or tested, said gear cone gage fixture further including a front surface with an axis gaging target protruding outwardly from the front surface, said axis gaging target having an outer surface and a bore, said bore having a diameter larger than the diameter of said probe tip.