激光表面强化与微纳制造技术研究进展

Research Progress in Laser Surface Strengthening and Micro-Nano Manufacturing Technology

我国激光表面强化技术和表面微纳结构制造技术虽然起步较晚,但近年来发展十分迅速,已在激光与物质瞬态作用基础理论、激光冲击强化、激光表面熔凝、激光表面熔覆、激光表面直写、激光诱导表面微结构等方面取得了重要进展;但是,与对激光技术研究起步更早的国家相比,我国仍然存在缺乏首创工艺技术、激光与物质瞬态作用基础理论研究薄弱等问题,在工业技术应用和装备研制方面也存在一定差距。综述了激光表面强化与微纳制造技术的研究进展。随着微纳结构制造产业的不断发展进步、新合金新材料应用需求的增加以及环保要求的提高,激光表面强化和激光表面微纳结构制造技术会向着效率更高、精度更高、性能更高的方向继续迈进,在实际生产中的应用也将得到进一步的发展。

Although the development of laser surface strengthening and surface micro-nano structure manufacturing technologies in China began relatively late,it has progressed rapidly in recent years.Significant advancements have been made in areas such as the fundamental theories of laser-material transient interactions,laser shock peening,laser surface melting,laser surface cladding,laser direct writing and laser-induced surface microstructures.However,compared to countries with earlier research in laser technology,China still faces challenges such as a lack of pioneering process technologies and weak fundamental research in laser-material transient interactions.Additionally,there are gaps in industrial technology applications and equipment development.In this paper,the research progress in laser surface strengthening and micro-nano manu-facturing technology was reviewed.With the continuous advancement of micro-nano structure manufacturing industry,the increasing application demand for new alloys and new materials,and heightened environmental requirements,laser surface strengthening and laser surface micro-nano structure manufacturing technologies are expected to continue progressing towards higher efficiency,precision and performance,with further de-velopments in practical applications.