Based on the inverse approach,the trimming line and the formability of the sheet metal at local flanging area could be predicted from the geometry of the designed part.
该系统基于有限元逆算法,根据翻边形状反向快速计算修边线尺寸以及翻边成形中可能出现的起皱和破裂等缺陷。
参考来源 - 汽车覆盖件修边与翻边工序的快速仿真系统The design of Stamping direction, draw bead, trimming line and the positioning of trimming part were illustrated.
对拉深工序中冲压方向的确定、拉延筋的设置,修边工序中的修边线的计算,整形工序中修边件的定位、压料面的选择等关键成形工艺予以说明。
参考来源 - 轿车后桥悬挂内板成形数值模拟及工艺参数优化·2,447,543篇论文数据，部分数据来源于NoteExpress
本文首先对几种常用的修边线计算方法进行了探讨。
Several common methods of calculating the cutting contour were discussed in this thesis.
如果试冲零件边缘线有误差，可反复采用这种方法优化修边线。
If the edge line of the stamped part still has dimensional problem, this method can be used repeatedly to optimize the trimming line.
采用一个汽车地板零件的修边线确定算例，验证了上面提出的方法的可行性。
An example of determining the trimming line of a car floor part is provided to verify this method.
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