带冠整体叶轮通道加工方法的分析和探索  

Investigation and Analysis on Machining Method for the Channels of Integrated Impeller With Annular Corona

作　　者：赵素芳[1] 云乃彰[1] 许文砚[1] 徐家文[1] 

机构地区：[1]南京航空航天大学机电学院

出　　处：《航空制造技术》2004年第4期86-87,91,共3页Aeronautical Manufacturing Technology

摘　　要：讨论了整体叶轮应用于现代发动机的发展趋势及其制造难点。在分析现有加工工艺的基础上,提出了适用于带冠整体叶轮叶片型面的新型加工方法——电解加工与电火花加工的组合工艺。In this paper, a discussion of the development trend of integrated impeller applied to modern engine and its manufacturing difficulties is described. On the basis of the analysis of existing manufacturing methods, a kind of new method that is the combination of ECM and EDM suited for machining blade profile of integrated impeller with annular corona is presented.

关 键 词：带冠整体叶轮 电解加工 电火花加工 航空发动机 叶片型面 

分 类 号：V263.1[航空宇航科学与技术—航空宇航制造工程] V232.4