在对车轮镦粗工步进行理论分析的基础上采用有限元软件DEFORM对镦粗及预成形工步进行了有限元模拟。
Finite element simulation for upsetting and performing steps has been done by finite software DEFORM on the basis of theoretical analysis for upsetting steps of wheel.
通过改进预锻模膛的设计，利用镦粗成型、反挤成型的原理，有效解决了130转向节板部模锻成型时充不满的问题。
By improving the design of forging die and using press-forging and backward extrusion principle, solves the problems of 130 steering knuckle forming which can not be fully filled during forming.
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