Patent ID: 7371158
Filing Date: 2008-05-13
Classification: B24B

Abstract:
1. A plating removing apparatus for a two-piece wheel for removing plating of a portion to be welded on an inner circumferential surface of a rim in a two-piece vehicle wheel composed of the rim and a disk, comprising: a pair of support rollers horizontally arranged with the center axes of the support rollers being set in parallel and spaced at an interval that is smaller than the outside diameter of the rim; a positioning member that positions the rim supported on the support rollers with a center axis of the rim being made substantially horizontal in the axial direction of the support rollers; a pair of holding rollers that pressurize the rim positioned and held on the support rollers from above and hold the rim between the support rollers and the holding rollers; a rotation drive means that rotates and drives the rim held between the support rollers and holding rollers; a grinding means that extends to an inside of the rim for grinding a portion of the rim to be welded, with respect to the disk, and for removing plating of the portion to be welded; and a drill for forming a valve fixing hole, wherein the drill protrudes to an upper side of a bottom of the rim, and a means for elevating said drill.