高效气动套管自动补贴装置金属锚锥度角设计  

Tapered angle design for the metal anchor in an automatic patch device of aerodynamic casing pipe

作　　者：田振亚[1] 高东强[1] 郑梅[1] 曾珊琪[1] 

机构地区：[1]陕西科技大学机电工程学院,陕西西安710021

出　　处：《模具技术》2008年第6期6-9,30,共5页Die and Mould Technology

摘　　要：介绍了高效气动套管自动补贴装置补贴动作原理,对锥套和金属锚关键部件进行了力学分析,确定了金属锚锥度角的取值范围。通过ANSYS有限元分析,得出了锥度角与扩径力、锚体最大塑性变形量以及残余应力的关系,经过分析比较,得出了最佳锥度角。实践证明,把有限元分析应用到工程设计中可以有效提高设计准确性以及设计效率。The patch principle of an automatic patch device of aerodynamic casing pipe was introduced.Mechanical analysis was conducted for the critical parts of metal anchor and the tapered sleeve and the value range of metal anchor s tapered angle was also obtained.The relationship between the tapered angle and expending force,and the relationship between the maximum plastic deformation and the residual stress were obtained by ANSYS finite element analysis.The optimal tapered angle was gained by comparing and analyz...

关 键 词：金属锚 锥套锥度角 有限元分析 

分 类 号：TH122[机械工程—机械设计及理论]