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过去饮科厂用的汽水、啤酒等瓶盖。是用小型专用机冲制。这种专用机因需要量少,目前没有厂家专门生产。为此,设计了在普通冲床上冲制瓶盖的模具。冲模结构是冲裁凸模、成形凸凹模在上,冲裁凹模与拉深凸模在下。这种模具缺点是:凸凹模寿命不长,刃磨后型腔尺寸受影响,刃磨几次就要报废;型腔齿形加工比较麻烦。为了解决这些问题,现改成浮动冲裁、拉深成形模,结
Drinking drinks factory in the past with soft drinks, beer and other caps. Is a small dedicated machine Chong system. This special machine due to the small amount of demand, there is no manufacturer specializing in the production. To this end, the design of the common punch punching bottle mold. Die structure is blanking punch, forming punch and die on the punching die and drawing punch in the next. The disadvantage of this mold is: punch life is not long, after grinding the cavity size affected, grinding will be scrapped several times; cavity tooth shape processing more trouble. In order to solve these problems, it has been changed to floating blanking, deep drawing die, knot