有色合金复杂薄壁铸件反重力铸造技术的发展和展望  

Development and Prospect of Counter-gravity Casting Complex Thin-walled Castings of Nonferrous Alloy

作　　者：严青松[1] 余欢[1] 魏伯康[2] 徐志峰[1] 蔡长春[1] 万红[1] 

机构地区：[1]南昌航空工业学院,江西南昌330034 [2]华中科技大学,湖北武汉430074

出　　处：《铸造》2006年第6期550-554,共5页Foundry

基　　金：国防科工委科技项目(BB200300088)。

摘　　要：对复杂薄壁铸件的基本概念及特征进行了介绍,并综述了有色合金复杂薄壁铸件反重力铸造技术的研究现状,对真空吸铸、低压铸造和差压铸造反重力铸造技术的工艺原理、发展概况、特点和应用进行了介绍,并对它们的特性和适用性作了比较,展望了未来反重力铸造技术的发展趋势。The paper introduces basic concept and character of complex thin-walled castings, and outlines research actuality of counter-gravity casting complex thin-walled castings of nonferrous alloy, which introduces technical theory, developing survey, characteristic and applications of vacuum suction casting, low-pressure casting and counter-pressure casting counter-gravity casting technology, and compares their speciality and applicability, meanwhile, prospects development tendency of counter-gravity casting techniques in the future.

关 键 词：有色合金 薄壁铸件 反重力铸造 发展和展望 

分 类 号：TG249[金属学及工艺—铸造]