17-02-2016 дата публикации
Номер: CN0205032533U
Принадлежит:
The utility model discloses a metal can cap punching shear die, it includes die carrier and lower die carrier, establish cylindrical cavity in going up the die carrier, the cavity top is equipped with a blow vent, and the external air pump A of air vent establishes the piston in the cavity, the fixed ejector pin that is equipped with in piston below, upward the die carrier below is fixed is equipped with the upper die base, fixes being equipped with the mold core on the upper die base, is equipped with the gas circuit in upper die base and the last mold core, external air pump B, it is equipped with the mould circle to go up mold core outside cover, the cover is equipped with the edge of a knife outside the mould circle, goes up edge of a knife upper end and links to each other with the movable lower extreme that passes the last ejector pin of upper die base, it is equipped with pressure material ring to go up the edge of a knife outside, fixing on the lower die carrier and being equipped ...
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