根据所确定的工艺方案对各工序模具进行设计，并介绍了成形模和修边侧冲孔模的模具结构以及关键零件的设计。
Moulds of each process is designed in light of the process optimized, and introducing the mould structure of the forming mould and side punch mould for trimming, and the design of key pieces.
所以，针对覆盖件开发一套实用的修边冲孔模cad系统无疑是十分必要的。
So it is very necessary to exploit a practical CAD system for panel trimming and punching die design.
在分析汽车覆盖件修边冲孔模典型结构的基础上，提出了一种基于功能组件的修边冲孔模cad系统结构。
Based on analysing the typical structure of trimming and punching dies, the author proposes a CAD system for panel trimming and punching die structure design based on functional component.
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