汽车后门柱拉延工艺及模具设计

介绍了凌河牌汽车驾驶室后门柱拉延工艺及模具设计过程。根据工件在拉延过程中材料变形，流动特点，该设计从工艺和模具结构两方面采取了模拟，并采用了较为新颖的内一外双边结构，有效地解决了拉裂和起皱问题，提高了产品质量。

Drawing Technology and Die Design of Rear Pillar of Motor Vehicle Cab Door

Drawing technology and die design of rear pillar of cab door for Linghe truck are presented in the article. According to material features of deform and noating in the drawing process of work piece,measures are adopted from boeh respects of technological process and die structure,and fairly new fashioned double side structure inner and outer is used,the design thus effectively solves the problem of break and crease,and raises quality of products.