透平膨胀机叶轮多轴加工方法研究  

Whole Cast Aluminum Impeller and Multi-Axis Machining Applications

作　　者：宋明伟[1] 董建荣[1] 魏志强[1] 

机构地区：[1]河北机电职业技术学院机械工程系,河北邢台054048

出　　处：《机械设计与制造》2015年第5期207-209,共3页Machinery Design & Manufacture

摘　　要：针对透平膨胀机叶轮叶片薄、扭曲大,叶片间隔小,形状复杂等特点,对其多轴加工过程进行了详细的分析,研究并试验了叶轮多轴加工方法,有效的解决了加工过程中的问题;首先对叶轮毛坯的编程与加工、定位与装卡,五轴加工机床的选择以及叶轮CAM设置等工艺过程进行了合理的设置,然后对整个工艺过程进行了多次实践验证,最终实现了优化叶轮加工过程,提高加工效率的目的;目前这一技术已成功运用到多种整体叶轮的加工,并获得了良好的效果。Aiming at the characteristics of turbo-expander impeller blades that it being thin,twisted large and small blade spacing,and its shape and other,carried out detailed analysis on multi-axis machining process,researched and tested the impeller multi-axis machining methods, effectively solving the process the problem; first aiming at the wheel blank programming and machining process,positioning and installation card,5-axis machining and impeller CAM,it chose a reasonable setting,then the whole process had been proven many times,eventually achieved the optimal impeller machining process,improved the purposes of processing efficiency; present this technology had been successfully applied to a variety of integral impeller machining,and obtained good results.

关 键 词：叶轮 多轴加工 加工工艺 CAM 

分 类 号：TH16[机械工程—机械制造及自动化]