punching die structure for aluminium windows

- Apr 10, 2018-

Structural classification of cold die: (1) According to the nature of the process, it is divided into blanking die, punching die, trimming die, bending die, drawing die, forming die and flanging die, etc.; (2) According to the process combination Divided into single-step molds, composite molds and continuous molds; (3) according to the structural form, according to the upper and lower mold guide, divided into non-guide mold and guide column mold, guide plate mold; according to the discharge device is divided into fixed discharge Die and elastic unloading die; According to the form of material, it can be divided into fixed block nail, movable block pin die, positive pin die and side blade die, etc.; (4) According to the material using convex and concave die, Divided into carbide die, steel carbide die, steel die, rubber die and polyester die, etc.

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