HIGH FREGUENCY INDUCTION HEAT TERATMENT FOR INNER AND OUTER RACE OF RING GEAR

摘要

The present invention relates to an apparatus for high frequency heat treatment of inner and outer wheels of a ring gear comprising the inner and outer wheels. The apparatus for high frequency heat treatment of the inner and outer wheels of the ring gear comprises an inner wheel high frequency heat treatment device for heat-treating the inner wheel, and an outer wheel high frequency heat treatment device for heat-treating the outer wheel.