BENDING DEVICE FOR PROGRESSIVE MOLD

摘要

A bending apparatus of a progressive mold in which a punch capable of being separately replaced from a punch case is provided to replace the punch through a fixing cavity which is formed in an upper holder. An installation hole(21) is penetrated in an upper holder(20). An upper retainer is installed at the upper holder. A mounting hole connected in the fixing cavity is formed in the upper retainer. A punch case is fixed on the mounting hole of the upper retainer. The mounting hole of the upper retainer is fixed on the punch case. The punch case is formed so that the punch hole be penetrated. A punch passes through the punch hole of the punch case. A molding part is formed in one end of the punch. A punch head is equipped in the other end of the punch. The punch is fixed to one end of the fixing cavity with the set screw.