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蒙皮柔性夹持数控切边的工艺设计方法

胡福文 李东升 李小强 朱明华

胡福文, 李东升, 李小强, 等 . 蒙皮柔性夹持数控切边的工艺设计方法[J]. 北京航空航天大学学报, 2012, 38(5): 675-680.
引用本文: 胡福文, 李东升, 李小强, 等 . 蒙皮柔性夹持数控切边的工艺设计方法[J]. 北京航空航天大学学报, 2012, 38(5): 675-680.
Hu Fuwen, Li Dongsheng, Li Xiaoqiang, et al. Process planning of aircraft skins NC trimming based on reconfigurable fixture[J]. Journal of Beijing University of Aeronautics and Astronautics, 2012, 38(5): 675-680. (in Chinese)
Citation: Hu Fuwen, Li Dongsheng, Li Xiaoqiang, et al. Process planning of aircraft skins NC trimming based on reconfigurable fixture[J]. Journal of Beijing University of Aeronautics and Astronautics, 2012, 38(5): 675-680. (in Chinese)

蒙皮柔性夹持数控切边的工艺设计方法

基金项目: 国家863计划资助项目(2007AA041905)
详细信息
  • 中图分类号: TP 391.73

Process planning of aircraft skins NC trimming based on reconfigurable fixture

  • 摘要: 针对可重构柔性工装配合五轴铣床实现蒙皮数控切边这一新技术,进行了工艺设计方法研究.首先介绍了数控可重构柔性工装的定位原理、结构原理以及基准传递协调原理.针对新技术应用中合理布局、精确定位和稳定夹持等3个问题,进行了工艺分析研究.突破了曲面零件装夹姿态定位算法、支撑立柱升程计算、自动化布局设计和装夹过程仿真等关键技术,开发了面向新装备新技术的工艺设计仿真系统.应用任意拉格朗日-欧拉法实现了蒙皮切边过程的有限元仿真,给出了仿真实例.选择某型号飞机镜面蒙皮零件,应用所提出的工艺设计方法进行了工艺试验,对试验结果进行了误差分析,结果表明加工精度满足制造要求.

     

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出版历程
  • 收稿日期:  2011-02-28
  • 网络出版日期:  2012-05-30

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