铝合金激光焊接新技术
New laser welding technologies of aluminium alloys
丁灏，马云霞，白培康，刘斌
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作者单位：中北大学
中文关键字：激光-GMA电弧复合焊技术；激光填丝焊；双光束激光焊接；激光辅助搅拌摩擦焊
英文关键字：Laser-GMA hybrid welding arc technology;laser welding with filler wire; dual- beam laser welding; laser-assisted friction stir welding
中文摘要：介绍了铝合金激光焊接的四种新技术：激光-GMA电弧复合焊、激光填丝焊、双光束激光焊接和激光辅助搅拌摩擦焊的原理及其工艺特点。在此基础上重点阐述了用这四种激光焊接方法焊接铝合金的研究进展。
英文摘要：The respective principles of the four new Laser welding technologies of aluminum alloys such as laser-GMA hybrid welding arc, laser welding with filler wire, dual-beam laser welding and laser-assisted friction stir welding and its process features were introducted. On this basis, the research progress of the above methods for welding aluminum alloys were reviewed.