| 5A90铝锂合金板材的温热拉深成形 |
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| 引用本文： | 马高山,万敏,吴向东.5A90铝锂合金板材的温热拉深成形[J].郑州大学学报(工学版),2010,31(1). |
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| 作者姓名： | 马高山 万敏 吴向东 |
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| 作者单位： | 1. 郑州航空工业管理学院机电工程学院,河南,郑州,450015
2. 北京航空航天大学机械工程及自动化学院,北京,100083 |
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| 基金项目： | 国家自然科学基金资助项目(50475004) |
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| 摘 要： | 在数值模拟研究压边力、毛料直径、凸凹模圆角半径、变形温度等对5A90铝锂合金板材拉深成形影响的基础上,采用正交试验设计方法对拉深成形工艺参数进行了优化设计,并进行了相应的拉深成形试验研究,研究表明,变形温度对拉深成形影响最显著,其次是毛料大小,而变形速度和压边力大小的影响较小,同时,通过对试验结果的计算、分析和总结,获得了5A90铝锂合金板材拉深成形的最佳工艺参数组合,在最佳工艺参数条件下,铝锂合金的拉深系数达到了0.45.
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| 关 键 词： | 铝锂合金 温热成形 拉深成形 数值模拟 |
Deep Drawing with 5A90 Al-Li Alloy Sheets at Elevated Temperature |
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| MA Gao-shan
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WAN Min
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WU Xiang-dong.Deep Drawing with 5A90 Al-Li Alloy Sheets at Elevated Temperature[J].Journal of Zhengzhou University: Eng Sci,2010,31(1). |
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| Authors: | MA Gao-shan WAN Min WU Xiang-dong |
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| Affiliation: | MA Gao-shan1,WAN Min2,WU Xiang-dong2(1.School of Mechatronics Engineering,Zhengzhou Institute of Aeronautical Industry Management,Zhengzhou 450015,China,2.School of Mechanical Engineering , Automation,Beijing University of Aeronautics , Astronautics,Beijing 100083,China) |
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| Abstract: | On the basis of numerical simulating the effects of holder force,diameter of blank,punch radius,die corner radius and temperature on deep drawing for 5A90 Al-Li alloy sheets,the deep drawing parameters were optimized by orthogonal experimental design method,and the corresponding deep drawing tests were carried out.The results show that the significant factors on deep drawing are temperature,diameter of blank,drawing speed and holder force in order.The optimal compounding of deep drawing parameters for 5A90 ... |
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| Keywords: | Aluminum-Lithium alloy warm and hot forming deep drawing numerical simulation |
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