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摘要：
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本文对围绕中心刚性轴的圆形法兰的摆动辗压进行了理论分析。假定材料沿径向流动,确定了速度场以及法兰的应变率和应变分布。本文所用的本构关系在温成形的温度范围内是正确的。这些本构方程考虑了应变硬化和由于材料的恢复和再结晶所引起的应变软化。这些关系式使得法兰上任意点上的屈服应力能作为时间和温度函数从数值上加以确定。本文还分析了增量变形和温材料与模具表面之间断续地接触对热传导和温度分布的影响。
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基金项目：
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作者简介：
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参考文献：
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见《锻压技术》1985年第2期
1． Grzeskowiak, J." Warm Forming Using Rocking Die Press" ICFG presentation 1983．
2． Haw kyard,J. B.,Yunus,N.M. and Gumani,C K.S."Prediction of Force in the Rotary Forg ing of short Circular Cylinders" Proc Ist. Int. Cont.on Rotary Metalworking Processes/November1979/J .F.C .Publications.
3． Hawkyard,J.B., Moussa, G."Rotary Forging of a Component with a Non-ciroular Fla nge-Control of Forging Force and Energu Dissipa tion.Poc. 2nd Int. Conf. on Rotary Metalworking Processes /October 1982/IFC Publications.
4． Marciniak Z., Konieczny A."analysis of Multi-Stage Deformation within the Warm-For ming Temperature Range". Annals of the CIRP Vo.29/1/1980．
5． Milczarek, E. Obrobka Plastyczna KI Z3 1972/.
6． Nakane, T., Kobayashi, M., Nakamura, K."Deformation Behaviour in Simultaneous backward Extrusion-Upsetting by Rotary Forging". Proc. 2nd Int.Conf.on Rotary Metalworking proce sses/1982/I.F.S. Publications.
7． Pei Xinghua,Zhon Decheng,Wang Zhonren,"A Study on the Rotary Forging"Proc. 2nd Int.Conf. on Rotary Metalworking Processes.I.F.S Publications.
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