Detachable split type punch

Abstract

The utility model discloses a detachable split type punch, including punch mandrel, punch cutting edge, stop piece and elastic part, the punch mandrel includes outer connecting portion, inner connecting portion, cap portion and first joint part, the outer connecting portion with the inner connecting portion is located the both sides of cap portion respectively, the first joint part is located the outer wall of inner connecting portion, the one side of cap portion is equipped with first limit hole near punch cutting edge, the top of punch cutting edge is equipped with second limit hole and connecting groove, second limit hole with first limit hole corresponds, the inner wall of connecting groove is equipped with second joint part and rotation groove, and second joint part is located the top of rotation groove, and inner connecting portion can stretch into connecting groove, and first joint part can stretch into rotation groove after avoiding second joint part, and after rotating, abuts with second joint part.

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