Multi-node type stainless steel pipe inner welding system

The invention provides a multi-node stainless steel pipe inner welding system which solves the problems of radial stability of pipeline welding and the like and comprises a linear guide rail, a plurality of moving platforms are slidably mounted on the linear guide rail, lifting adjusting assemblies are mounted on the moving platforms respectively, and the lifting adjusting assemblies are connected with transverse adjusting assemblies. The transverse adjusting assembly is movably connected with a swing arm assembly, a welding platform is installed at the tail end of the swing arm assembly, and a pipe supporting assembly is installed on the movable platform. The device has the advantages of good supporting stability, high welding efficiency and the like. 本发明提供了一种多节点式不锈钢管内焊系统，它解决了管道焊接径向稳定性等问题，其包括直线导轨，直线导轨上滑动安装有若干移动平台，移动平台上分别安装有升降调节组件，升降调节组件连接有横向调节组件，横向调节组件活动连接有摆臂组件，摆臂组件末端安装有焊接平台，移动平台上安装有管件支撑组件。本发明具有支撑稳定性好、焊接效率高等优点。