According to the large deformation elastic-plastic FEM and contact theory,the nonlinear finite element simulation of involutes spline cold rolling is provided by means of the software of ANSYS.

• 依据大变形弹塑性有限元理论和接触理论,借助于有限元软件ANSYS对渐开线花键冷搓成形的过程进行了数值模拟,对其中一些关键技术进行了研究,并通过模拟的顺利实现证实了其有效性。