This paper briefly introduces a new dual blank - holder.

介绍了一种新型的双层组合压边圈.

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Different blank - holder gaps and separation forces are used to control the blank holding force ( BHF ).

压边力采用不同的压边间隙和施加不同的分离力来实现.

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The definition methods of blank holder force, punch velocity and lubrication condition are elaborated.

阐述了如何设置压边力 、 凸模速度、润滑等工艺条件.

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The structure of a drawing die without a blank holder and with a flange is proposed.

介绍了裙边油底壳拉伸模结构,裙边油底壳周边需在凹模和压边圈拉伸成形.

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