多工位电液束加工技术  

Electro Stream Machining Technology of Multi-Station

作　　者：张明岐 潘志福 傅军英 崔海军 ZHANG Mingqi;PAN Zhifu;FU Junying;CUI Haijun(AVIC Manufacturing Technology Institute,Beijing 100024,China)

机构地区：[1]中国航空制造技术研究院,北京100024

出　　处：《航空制造技术》2021年第9期22-29,共8页Aeronautical Manufacturing Technology

摘　　要：现代航空发动机制造对涡轮工作叶片的小孔加工同时提出了高品质、高效率的要求。为了进一步提高航空发动机涡轮叶片气膜孔加工效率,对多工位电液束加工技术进行了研究。包括多工位电液束加工布局设计、设备设计,以及叶片定位与自动检测、加工初始间隙自动确定、加工穿透检测等关键技术的实现和应用效果。通过叶片的自动定位检测,实现了气膜孔加工中涡轮叶片型面偏差修正,通过置换探针,解决了加工初始间隙确定的难题,通过采用图像监控加工返液,实现了穿透后的自动换位加工。In modern aero-engine manufacturing,high quality and high efficiency are simultaneously required for gas holes machining in turbine blade.Solutions and application results of multi-station electro stream machining technology is described,including the design of multi-station layout and equipment,the technology of blade positioning and automatic detection,the automatic setting of machining gaps and the technology of precise alignment and penetration detection.Through the automatic alignment and detection of blade,correcting the deviation of blade profile is realized.Through the replaced probe,the problem of determining the initial clearance is solved.By monitoring the processing fluid,the automatic transposition machining after penetration is realized.

关 键 词：多工位 电液束加工 叶片定位 自动对刀 穿透检测 

分 类 号：V263[航空宇航科学与技术—航空宇航制造工程]