1·To analyze the draw craft of overlay of automobile, make to sure the draw craft of overlay of automobile, availably avoid the phenomenon of cockling, crazing, burr and flipping.
从汽车覆盖件拉深工艺设计依据到设计原则的分析，确定了正确的汽车覆盖件拉深工艺的方案，有效地避免覆盖件的起皱、开裂、拉毛和回弹现象。