Based on ideal deformation theory, the authors developed a finite element inverse approach for sheet metal forming process simulation, and the computer program was implemented.
依据理想形变理论，研究开发了冲压成形过程模拟的有限元逆算法，并考虑了成形中的压边力，拉延筋等工艺条件，实现了计算机程序。
Based on the triangular membrane element model, a high precision inverse approach with finite element is deduced.
以三角形膜单元为基础，推导了精度较高的有限元逆算法。
Inverse Approach has been selected to calculate the blank shape and independent finite element program has been developed.
以锥形盆为例，验证了根据有限元逆算法设计的毛料展开程序在毛料展开中的有效性和精确性。
Inverse Approach has been selected to calculate the blank shape and independent finite element program has been developed.
以锥形盆为例，验证了根据有限元逆算法设计的毛料展开程序在毛料展开中的有效性和精确性。
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