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给出了多点成形时非连续接触边界及库化摩擦边界条件的处理方法 ,引用经典的J2 流动理论研究了马鞍面的多点模具和多点压机成形时金属的流动规律
The treatment method of discontinuous contact boundary and libraryized friction boundary condition in multi-point forming is given. The classical J2 flow theory is used to study the metal flow in multi-point saddle and multi-point press