激光表面改性技术及其研究进展  

Laser Surface Modification Technology and Research Progress

作　　者：陈小明[1,2,3] 王海金 周夏凉 赵坚[1,3] 伏利 刘伟[1,4] CHEN Xiaoming 1,2,3 , WANG Haijin 1,3 , ZHOU Xialiang 1,2,3 ,ZHAO Jian 1,3 , FU Li 1,4 , LIU Wei 1,4(1 Standard ＆ Quality Control Research Institute, Ministry of Water Resources, Hangzhou 310012;2 Key Laboratory of Research on Hydraulic and Hydro-Power Equipment Surface Engineering Technology of Zhejiang Province, Hangzhou 310012;3 Hydraulic Machinery and Remanufacturing Technology Engineering Laboratory of Zhejiang Province, Hangzhou 310012;4 Hangzhou Mechanical Design Research Institute, Ministry of Water Resources, Hangzhou 31001)

机构地区：[1]水利部产品质量标准研究所,杭州310012 [2]浙江省水利水电装备表面工程技术研究重点实验室,杭州310012 [3]水利机械及其再制造浙江省工程实验室,杭州310012 [4]水利部杭州机械设计研究所,杭州310012

出　　处：《材料导报》2018年第A01期341-344,共4页Materials Reports

基　　金：浙江省科技计划项目(2014C31156;2016C3791);水利部拔尖人才专项资金项目(2015132-4)

摘　　要：激光表面改性技术是表面工程中的先进技术之一,其在先进制造与再制造领域的应用备受关注。本文概述了激光表面改性技术中的激光相变硬化、激光熔凝硬化、激光冲击硬化、激光合金化、激光熔覆等,介绍了以上几种激光表面改性技术的研究现状,最后对激光表面改性技术的发展与工程应用的前景进行了展望。Laser surface modification technology is one of the advanced technologies in surface engineering,which has become a hot spot in advanced manufacturing and remanufacturing application.The main laser surface modification methods are introduced in this paper,including laser phase transformation hardening,laser melt hardening,laser shock hardening,laser surface alloying.Finally,the prospect of technical development and engineering application is also predicated.

关 键 词：激光技术 表面改性 激光硬化 激光合金化 激光熔覆 

分 类 号：TB306[一般工业技术—材料科学与工程] TN249[电子电信—物理电子学]