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对铝、镁和钛基轻合金的激光表面改性技术,主要包括激光表面重熔、合金化、涂敷和冲击强化等的特点及研究和应用现状进行了简单评述.并提出了今后的发展趋势。用高能激光束对材料表面进行处理,改善表面某种性能的技术,统称为激光表面改性。与热喷涂和等离子堆焊工艺相比,
The laser surface modification techniques of aluminum, magnesium and titanium based light alloys are briefly reviewed, including the characteristics of laser surface remelting, alloying, coating and impact strengthening, etc. And put forward the future development trend. The use of high-energy laser beam on the surface of the material to improve the surface of a certain performance of the technology, collectively referred to as laser surface modification. Compared with thermal spraying and plasma surfacing process,