全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

铝合金板冲压成形Benchmark试验与有限元仿真

, PP. 232-235

Keywords: 铝合金板,冲压成形,Benchmark试验,有限元,仿真

Full-Text   Cite this paper   Add to My Lib

Abstract:

采用NUMISHEET2002会议提出的杯形件拉深Benchmark试验方案,在不同压边力工况下,对铝合金板6111-T4的拉深性能、各向异性行为、起皱缺陷进行了试验研究。研究表明:各向异性系数小并未对铝合金板的成形性能产生较大影响,通过增大压边力能有效解决起皱问题,铝合金板6111-T4具有良好的冲压成形性能。基于自主研发的冲压成形CAE软件KMAS平台,对Benchmark试验进行了仿真验证,与试验结果对比表明:KMAS软件采用的Barlat-Lian各向异性屈服准则和动力半显式算法能够准确模拟铝合金板的冲压成形。

References

[1]  Miller W S,Zhuang L,Bottema J,Recent development in aluminum alloys for the automotive.industry,Materials Science and Engineering A,2000(01).
[2]  Morita A,Aluminum alloys for automobile applications,Toyohashi:Japan Institute of Light Metals,1998.
[3]  Benedyk J C,Light metals in automotive applications,Light Metals Age,2000(01).
[4]  Hopf B,Birmans C,Lightweight body current status and future challenges,北京,2001.
[5]  Merklein M,Geiger M,New materials and production technologies for innovative lightweight constructions,Journal of Materials Processing Technology,2002(09).
[6]  Halil ibrahirn Demirci,Cemal Esner,Mustafa Yasar,Effect of the blank holder force on drawing of aluminum alloy square cup:theoretical and experimental investigation,Journal of Materials Processing Technology,2008(1-3).
[7]  赵茂俞,薛克敏,李萍,多元非线性回归的铝合金覆盖件成形模拟优化设计,农业机械学报,2008(09).
[8]  Dong Yol Yang,Soo Ik Oh,Hoon Huh,Benchmark problems and results,Korea,2002.
[9]  Barlat F,Lian J,Plasticity behavior and stretchability of sheet metals,part Ⅰ:a yield function for orthotropic sheets under plane stress conditions,International Journal of Plasticity,1989(01).
[10]  申国哲,胡平,王锦程,改进的速度迭代弹塑性大变形动力半显式算法,固体力学学报,2003(04).

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133