Drawing die for inner plates of rear wheel covers of automobiles

2016 
The invention relates to a drawing die for inner plates of rear wheel covers of automobiles. The die comprises an upper die holder and a lower die holder which are arranged oppositely, wherein a lower die male die and an edge pressing lifting platform which surrounds the periphery of the lower die male die and can rise and fall vertically are arranged on the upper surface of the lower die holder; and an upper die female die fit with the lower die male die is arranged on the lower surface of the upper die holder. Compared with the prior art, the drawing die has the advantages as follows: edge pressing bosses are arranged on the edge pressing lifting platform, control on resistance on laminates in the drawing process is facilitated, the product quality is improved, the quenching treatment technology is adopted in stressed positions of the die, probability of galling, cracking, hidden cracking, wrinkling and the like in the drawing process of parts is reduced, and the service life of the die is prolonged.
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