At the same time, analyze the welding deformation of straight-line segment model of side rail, and compare the results with test data, verify this method is efficient.
同时，针对汽车纵梁部分直线段模型进行焊接变形分析，并与试验数据进行了对比，验证了该方法的有效性。
2
The paper describes the application of the ultrasonic in welding car's bumper, especially in the construction of the weldingline.
本文介绍超声波在国产轿车后保险杠总成焊接中的应用，着重介绍了该焊装线的组成。
3
The production line is composed of de-coiler, punching, roll forming (welding), cutting system, electric control system, etc.