This paper calculated a complex drawn piece with the program DYNAFORM.The influence of various blank shapes and dimensions etc. on flowing of material arc discussed.

• 本文采用Dynaform软件对非轴对称车灯灯圈的成形过程进行了数值模拟，研究了不同形状、尺寸的毛坯在成形时材料的流动规律。