汽车发动机曲轴及其焊接修复技术研究  

Research on automobile engine crankshaft and its welding repair technology

作　　者：丁健 包国连 DING Jian;BAO Guolian(Shenyang SIASUN Robot Automation Co.,Ltd.,Shenyang 110167,Liaoning China)

机构地区：[1]沈阳新松机器人自动化股份有限公司,辽宁沈阳110167

出　　处：《中国铸造装备与技术》2022年第5期80-84,共5页China Foundry Machinery & Technology

摘　　要：曲轴是汽车发动机系统的关键零部件,首先通过对汽车发动机曲轴的功能重要性、结构特殊性以及工作原理进行分析,突出了曲轴在汽车安全行驶过程中的关键性与重要性,然后简要概述了汽车发动机曲轴的装置结构及其生产加工特点,紧接着从焊接修复方法的选择、焊条的性质、焊接修复工艺措施三个方面分析了曲轴焊接修复工艺设计,最后从曲轴焊接修复前五项准备工作和焊接修复过程六项重点工作,详细介绍了曲轴焊接修复过程实施细节及关键控制点,对同类结构件焊接修复具有重要参考意义。The crankshaft is the key component of the automobile engine system. Firstly, through the analysis of the functional importance, structural particularity and working principle of the automobile engine crankshaft, the key and importance of the crankshaft in the safe driving process of the automobile have been highlighted. Then the device structure of automobile engine crankshaft and its production &processing characteristics have been summarized, while the crankshaft welding repair process design has been analyzed by the selection of welding repair methods, the properties of welding electrodes, and the welding repair process measures. Finally, the six key tasks of preparation work and welding repair process have been introduced in detail, as well as the implementation details and key control points of the crankshaft welding repair process, which has important reference significance for the welding repair of similar structural parts.

关 键 词：曲轴 焊接 修复技术 

分 类 号：TG246[金属学及工艺—铸造]