激光-TIG复合焊接热源机理研究现状与进展  

New development of mechanisms of laser-TIG arc hybrid welding

作　　者：夏源[1] 宋永伦[1] 胡坤平[1] 杨晓红[1] 

机构地区：[1]北京工业大学机电学院,100124

出　　处：《焊接》2008年第12期21-24,共4页Welding & Joining

摘　　要：阐述了国内外关于激光-TIG复合热源焊接机理的研究现状,介绍了光谱诊断技术在激光-TIG复合热源机理研究中的应用。建立了具有高时间分辨率的光谱分析系统,运用等离子体的光谱分析技术,分析了激光-TIG复合热源焊接过程中激光和电弧的相互作用机理。研究表明,应用先进的光谱诊断技术可以对激光-TIG复合热源焊接中复杂的物理现象进行诊断,是提高和发展复合焊接技术的一种有效方法。The study on mechanism of laser-TIG hybrid welding was expounded at home and abroad and the application of spectral diagnosis technology was also introduced. Based on the high time resolution spectral instruments,the mechanism of laser-TIG hybrid welding was analyzed by using the technology of spectral analysis. The research shows that it is an effective method to improve and enhance the development of laser-TIG hybrid welding through diagnosing its complex physical phenomena with modern spectral system.

关 键 词：复合焊接 等离子体 光谱诊断 机理 

分 类 号：TG456.7[金属学及工艺—焊接]