搅拌摩擦焊技术的研究进展  

Research Progress of Friction Stir Welding Technology

作　　者：武凯[1] 贾贺鹏 孙宇[1] 张华德 林永勇 胡峰峰 WU Kai;JIA Hepeng;SUN Yu;ZHANG Huade;LIN Yongyong;HU Fengfeng(School of Mechanical Engineering,Nanjing University of Science and Technology,Nanjing 210094,China;Aerospace Engineering Equipment(Suzhou)Co.,Ltd.,Suzhou 215200,China)

机构地区：[1]南京理工大学机械工程学院,江苏南京210094 [2]航天工程装备(苏州)有限公司,江苏苏州215200

出　　处：《机械制造与自动化》2020年第6期1-9,共9页Machine Building & Automation

基　　金：江苏省科技成果转化专项项目(BA2019029);苏州市重点研发产业化重点项目(SGC201914)。

摘　　要：搅拌摩擦焊(FSW)是一种新型固相连接技术,主要用于常规熔焊难以焊接的铝合金及其他合金的连接和加工中。FSW具有焊接强度高、残余应力低、焊接效率高、成本低和绿色环保等优点,被广泛应用于航空航天、船舶、轨道交通、汽车及能源等工业领域。概述了FSW技术的发展和现状,对FSW相关机理、工艺、数值模拟技术、设备以及应用进行了综述。Friction stir welding(FSW)is a new type of solid phase connection technology,mainly used in the connection and processing of aluminum alloys and other alloys,in which it is difficult to weld by conventional fusion welding.FSW is characteristic of high welding strength,low residual stress,high welding efficiency,low cost and green environmental protection.It is widely used in industrial fields such as aerospace,shipping,rail transit,automobiles and energy.This article summarizes the development and current status of FSW technology,and overviews the FSW related mechanism,process,numerical simulation,equipment and appli-cations.

关 键 词：搅拌摩擦焊 机理 工艺 数值模拟 设备 

分 类 号：TG453.9[金属学及工艺—焊接]