Welding equipment and method for sleeve hanger with large end and small end connected in series

The invention provides welding equipment and method for a reducer series sleeve hanger. Welding equipment for large-and-small-head series sleeve hangers comprises a bottom plate, at least one side plate, at least one adjusting assembly, at least one welding assembly, at least one moving assembly, at least one rotating assembly and at least one clamping assembly used for clamping the large-and-small-head series sleeve hangers. The side plate and the moving assembly are both installed on the bottom plate, the adjusting assembly is installed on the side plate, and the welding assembly is installed on the adjusting assembly. The rotating assembly is installed on the moving assembly, and the clamping assembly is installed on the rotating assembly. 本发明提供了一种大小头串联套筒悬挂器焊接设备以及方法。一种大小头串联套筒悬挂器焊接设备，包括：底板、至少一个侧板、至少一个调节组件、至少一个焊接组件、至少一个移动组件、至少一个旋转组件以及至少一个用于夹持大小头串联套筒悬挂器的夹持组件，所述侧板以及所述移动组件均安装在所述底板上，所述调节组件安装在所述侧板上，所述焊接组件安装在所述调节组件上；所述旋转组件安装在所述移动组件上，所述夹持组件安装在所述旋转组件上。