利用有限元技术，对凸翻边钣金零件的高压橡皮成形过程进行模拟分析。
FEM has been used to simulate and analyze the high pressure rubber forming process of part with flange bending.
然后开展了凸、凹弧翻边的回弹试验，通过对试验数据的统计分析，得出了各因素及交互作用对回弹量的影响大小。
Then experiments on springback in concave and convex edge flanging are carried out, significance of factors and their interactions are studied with statistics approach.
分析了挤压翻边与传统翻边应力状态的不同之处，以及翻边凸模的冲头曲率半径对翻边效果的影响。
The differences of stress state between extrusion-flanging and traditional flanging, and the influences of curvature radius of burring punch on flange height were analyzed.
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