不同工艺参数下旋转弯管的成形性能仿真分析

Zhan Yuting, Wang Yuqi, Zhang Mingliang, Niu Yumin,Jin Kai

Tool Engineering(2022)

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Abstract
传统空心构件弯曲成形方法(如拉弯成形、压弯成形、推弯成形和绕弯成形等)以及近年兴起的三维自由弯曲成形技术一次仅能加工一根管件,这些弯曲方法难以成形具有三维回转特征的管件,而且加工效率逐渐跟不上工业应用需求.本文对空间管件定/转子式回转弯曲成形技术成形的管材进行有限元仿真,分析在不同工艺参数下成形后的管材残余应力和减薄率,进而得到较好的工艺参数.
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