基于样条有限条法的冷弯成形全流程模拟

钢铁研究学报, 2002, 14(3): 19-24.

1.北方交通大学交通安全与人机工程实验室,北京,100044

2.燕山大学轧机研究所,河北,秦皇岛,066004

3.军械工程学院基础部,河北,石家庄,050003

4.燕山大学轧机研究所,河北,秦皇岛,066004

基金项目: 国家自然科学基金(59875075)

Simulation of Cold-Roll Forming Process Based on Spline Finite Strip Method

采用基于更新拉格朗日法(UL法)的弹塑性大变形样条有限条法,结合流动模型,分析并模拟了普通槽钢成形过程中变形带材的位移场、应变场和应力场.计算结果与相关文献的实验结果相吻合,进一步证明了计算方法和所建模型的有效性,为设计工作提供了理论依据,对实际生产具有重要意义.

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