四虎影院精品-四虎影院紧急入口-四虎影院黄色-四虎影院海外永久-四虎影院国产精品-四虎影院国产

Focus on the upper die punch

Punch is also called punch, the mold, the male model, such as punch, and punch is divided into A-punch, T-punch, shaped punch.

Punch is installed in the stamping die on the metal parts, used in direct contact with the material, the material deformation, cutting materials.

Die punch is generally used as high-speed steel and tungsten steel as a material, high-speed steel punch and tungsten steel punch, etc., and high-speed steel is the most commonly used material, commonly used CR12, CR12MOV, asp23, skd11, skd51, skd61 Tungsten steel material is generally used in the requirements of the higher punching die!

Stamping die, and more particularly to a modular upper die punch. Provides a punch made up of two different materials that can replace the tip. It is made of a short punch and a long length of the punch handle, and the butt end face of the punch face and the punch handle are respectively perpendicular to the respective axis line, and the punch handle is coaxial with the punch The heart is set and connected by a connection. The punching handle of the product or the butt end of the punch is provided with a central groove on the end face of the punch or punch, and the groove corresponding to the product on the butt end of the punch or punch is provided with a central projection, and the buttocks and punch Is provided with a connecting hole extending transversely from the groove and the projection in the lateral direction. This product greatly saves the use of the punch cost and manufacturing costs.