SKIVING CUTTER AND CREATING METHOD OF INTERNAL GEAR

摘要

PROBLEM TO BE SOLVED: To provide a skiving cutter which can secure a large rake angle to the edge of a blade and improve the intensity and the wear resistance of the edge of the blade; and a creating method of an internal gear using the skiving cutter.SOLUTION: A positive rake angle γ1 and a negative clearance angle &thetas;1 are formed for the edge of a blade 121 in a skiving cutter 11 used for creating an internal gear and the like. Moreover, the skiving cutter 11 is constituted so as to form a reverse tapered shape as a whole.