5083铝合金焊接数值分析研究  

Numerical Analysis of 5083 Aluminum Alloy Welding

作　　者：邱燕超 刘颖 于滢 芦海涛 QIU Yanchao;LIU Ying;YU Ying;LU Haitao(Chinese Academy of Metrology,Beijing 100020;Tianjin University of Finance and Economics,Tianjin 300221)

机构地区：[1]中国计量科学研究院,北京100020 [2]天津财经大学,天津300221

出　　处：《现代制造技术与装备》2021年第12期107-109,共3页Modern Manufacturing Technology and Equipment

摘　　要：铝合金摩擦搅拌焊技术是一种新型的焊接技术。针对铝合金摩擦搅拌焊不同工艺参数,通过数值模拟方法,对焊缝的成形、温度场、应力应变及塑性流动行为进行了研究,并通过激光显微镜等实验手段对其不同区域的三维形貌进行了观察验证,从而为铝合金摩擦搅拌焊技术的发展提供理论和实验支持。Friction stir welding of aluminum alloy is a new welding technology.In this paper,aiming at different process parameters of friction stir welding of aluminum alloy,the weld forming,temperature field,stress-strain and plastic flow behavior are studied by numerical simulation method,and the three-dimensional morphology of different areas is observed and verified by experimental means such as laser microscope.These analyses provide theoretical and experimental support for the development of friction stir welding technology of aluminum alloy.

关 键 词：摩擦搅拌焊 铝合金 数值模拟 三维形貌 

分 类 号：TG457.14[金属学及工艺—焊接]