环件轧制又称环件辗扩或扩孔，是借助环件轧制设备——轧环机（又称辗扩机或扩孔机）使环件产生壁厚减小、直径扩大、截面轮廓成形的塑性加工工艺。
The rigid-plastic FEM is an effective method to cal- culate severe plastic deformations which include strip,beam rolling and ring rolling.
刚塑性有限元法适用于大塑性变形,包括板带、型钢轧制和环件轧制的模拟分析等。
参考来源 - 有限元方法在金属塑性成形中的应用·2,447,543篇论文数据，部分数据来源于NoteExpress
在环件轧制过程中，孔型是环件轧制的重要工艺参数之一。
The rolling pass is one of the important technological parameters of the ring rolling process.
本文分析了环件轧制的啮合运动，基于啮合理论提出了环件轧制孔型的共轭设计方法。
In this paper, the engaging movement of ring rolling is analyzed; a conjugate design method for ring rolling groove is developed based on the gear engaging theory.
所得到的结果有助于深入了解环件轧制过程的机理，对实际生产和轧制设计具有一定的指导作用。
The calculated results are very helpful to more deeply understand the deformation mechanics of ring rolling process and useful in practical ring production and design of mills.
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