铝合金支撑骨架组焊工艺研究  

Study on welding process of aluminum alloy supporting frameword

作　　者：杜委翰 赵阳 罗胜 向勇 赵鑫 DU Weihan;ZHAO Yang;LUO Sheng;XIANG Yong;ZHAO Xin(CRRC Chengdu Rolling Stock Co.,Ltd.,Chengdu 610511,Sichuan,China)

机构地区：[1]中车成都机车车辆有限公司,四川成都610511

出　　处：《金属加工(热加工)》2025年第4期93-96,共4页MW Metal Forming

摘　　要：对铝合金支撑骨架的组焊工艺进行研究,结合支撑骨架结构、焊缝形式和技术要求,从工艺设计、焊接参数、焊接顺序及焊接变形控制等方面进行分析和研究。通过采取免划线定位的组装设计、焊接坡口深度优化、尺寸工艺放量、焊接反变形、刚性固定方法,以及静压力调修方法,实现了支撑骨架样品试制,达到了技术指标,可以为同类铝合金货车产品的制造提供技术借鉴。The welding process of aluminum alloy support framework was studied,combined with the support framework structure,weld form and technical requirements,from the process design,welding parameters,welding sequence,welding deformation control and other aspects of analysis and control.By adopting the assembly design without marking positioning,the welding groove depth optimization,the size process volume,the welding reverse deformation,the rigid fixing method and the static pressure adjustment method,the support skeleton sample is trialproduced,and the technical index is reached,which can provide technical reference for the manufacturing of similar aluminum truck products.

关 键 词：铝合金 支撑骨架 焊接工艺 焊接变形 

分 类 号：TG457.1[金属学及工艺—焊接] TG457.2