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搅拌摩擦焊搅拌头的研究进展
计鹏飞1,张振2,赵光辉3,关震磊1,赵晓敏1
1.首都航天机械有限公司,北京 100076;2.中国科学院金属研究所,沈阳 110016;3.火箭军装备部驻北京地区第一军事代表室,北京 100076
摘要:
概述了国内外铝合金、镁合金、铜合金、钛合金及钢铁材料等多种合金搅拌摩擦焊用搅拌头的结构设计、材料、磨损失效和寿命等方面的研究进展,对比了各搅拌头的结构设计和材料性能优缺点,分析了搅拌头失效方式和寿命,展望了搅拌头的研究发展趋势。
关键词:  搅拌摩擦焊  搅拌头  轴肩  搅拌针  失效机理
DOI:10.12044/j.issn.1007-2330.2020.03.002
分类号:TG453.9
基金项目:
Research Progress of Stirring Tool for Friction Stir Welding
JI Pengfei1, ZHANG Zhen2, ZHAO Guanghui3, GUAN Zhenlei1, ZHAO Xiaomin1
1.Capital aerospace machinery Co. LTD.,Beijing 100076;2.Institute of Metal Research,Chinese Academy of Sciences,Shenyang 110016;3.The First Military Representative Office of the Armed Forces in Beijing,Beijing 100076
Abstract:
Recent progress of structure design,material, wear failure and service life of stirring tool for friction stir welding of aluminum alloy,magnesium alloy,copper alloy,titanium alloy,iron and steel alloys is summarized.The advantages and disadvantages of structure design and material properties of various stirring tool are compared,and life-cycle are analyzed.At last,the research and development trend of stirring tool is evaluated.
Key words:  Friction stir welding  Welding tool  Shoulder  Tool pin  Failure mechanism