The structure of the shearing die, running on common use press, with radial clamping for round bar was introduced. 介绍了一种用在通用冲床上的径向夹紧圆钢剪切模的结构、工作原理和设计制造要点。
Based on analyzing the characteristics of automobile door-inner, two sheet metal and the position of weld-bead are determined, and two schemes of forming processes are put forward, which are "step blank-holder" and "step blank-holder& weld-bead clamping bar". 在分析汽车门内板零件特点的基础上,确定拼焊板材料和焊缝位置,提出阶梯压边圈和阶梯压边圈+焊缝夹紧柱两种控制焊缝移动的工艺方案;