内高压成形技术具有诸多的优点如零件具有重量轻、刚度好、零件数量少、可减少后续机械加工和组装焊接量及成本低等, 广泛应用于宇航、汽车等工业. 采用数值模拟技术对防锈铝内高压成形过程中材料的合理流动趋势及其对最终成形结果的影响进行了分析, 并与实验结果进行了比较. 结果表明低塑性材料-防锈铝成形过程中皱纹的形成及形状是关键, 影响到成形的结果, 应采用合理的工艺参数来控制皱纹的形成.
参考文献
| [1] | LI-Hui,KANG Da-chang,ZHANG Shi-hong,DAI Kun,WANG Zhong-ren.Numerical simulation of cup hydrodynamic deep drawing[J].中国有色金属学会会刊,2000(05):631. |
| [2] | LANG Li-hui;KANG Da-chang;ZHANG Shi-hong .Numerical simulation of cup hydrodynamic deep drawing[J].Transactions of Nonferrous Metals Society of China,2000(5):631-634. |
| [3] | Kleiner M;Homberg W;Brosius A.Process and control of sheet metal hydroforming[A].German:Springer-Verlag,1999:1243-1252. |
| [4] | Dohman F;Hartl C.Hydroforming: research and practical application[A].Ohio,USA,1997:17-25. |
| [5] | Charles C;Shah S.Hydroforming process overview and applications[A].Ohio,USA,1997:22-26. |
| [6] | Ghousti O;Baida M;Lenoir H.3D simulation of tube hydroforming[A].German:Springer-Verlag,1999:1211-1216. |
| [7] | Manabe K;Amino M;Nakamura S.FE analysis on local thinning and fracture phenomenon in hydroforming of tubular components[A].German:Springer-Verlag,1999:1229-1234. |
| [8] | Thuvesen D;Rask I.Simulation of a product engineering process- tube hydroforming[A].Beasncon,France,1999:485-489. |
| [9] | Manabe K;Nakamura S.Finite element simulation of hydroforming process of pre-bent circular tubes[A].Beasncon,France,1999:503-508. |
| [10] | Whirley R G;Englmann B E;Logan R W .Some aspects of sheer forming simulation using explicit finite element techniques,Numerical Methods for Simulation of Industrial Metal Forming Processes[J].ASME CED-Vol 5/AMD,1992,156:77-83. |
| [11] | Hallquist J O .Ls-dyna3d User's Manual[P].USA Livermore Software Technology Corporation,Version 940,1997. |
| [12] | 郎利辉 .内高压液力加工技术及其成形过程数值模拟[D].Harbin:Harbin Institute of Technology,2001. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分：
-
10%
-
20%
-
30%
-
40%
-
50%