摘要:
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研究薄板充液拉深锥形件的过程中的法兰变形区失稳起皱的临界条件 ,提出克服法兰变形区及自由变形区失稳起皱的措施 ,为充液拉深工艺设计提供理论参考
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The critical condition of the formation of wrinkle on the flange deformation area during its hydraulic counter pressure stretching is studied, the way to control the wrinkle on the flange is suggested, then theoretical reference is provided to the design of hydraulic counter pressure drawing.
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基金项目:
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1998年河北省自然科学基金资助项目 (5982 65)
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作者简介:
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参考文献:
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1 吕炎.冲压成形理论与工艺.北京:机械工业出版社,1991
2 KazuhikoNakamura,TakeoNakagawa.MetalSheetFormingProcesswithHydraulicCounterPressure.UnitedStatesPatent.486849,1983
3 梁金生,梁广川,高广华.不锈钢板拉深失稳的研究.河北工业大学学报.1998(2):114~120
4 唐景林,张利伟,聂绍珉.圆锥形零件充液拉深的数值模拟研究.燕山大学学报.1999,23(3):209~211
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