The study is to perform plastic finite element method for the whole process of car box filler forming and forecast the question or defect may appears, through using the advanced software DYNAFORM.

• 本文采用有限元分析软件Dynaform对该零件的成形过程进行计算机数值模拟,预测可能出现的问题或缺陷,然后通过修改和优化工艺及模具参数,得到适用于生产的加工模型。