文章介绍一种在普通冲床使用并能快速、准确改变步距的自动送料机构。
The mechanism can be used in ordinary punch, the step of which can be changed quickly and accurately.
然后根据该套模具的特点来设计带滚式自动送料机构和完成一些与其相关的计算。
The mold according to the characteristics of the design with automatic roll-feed mechanism and the completion of a number of related calculations.
普通冲床上使用的各种自动送料机构，在冲压生产中通常送料步距是不能改变的。
The step of ordinary automatic feed mechanism used in punch can't be changed.
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