Intersecting line welding equipment

The utility model discloses intersecting line welding equipment. The intersecting line welding equipment comprises a workbench, a displacement assembly, a first support, a welding gun, a rotating assembly and a clamping unit, wherein the displacement assembly and the first support are connected with the workbench, the welding gun is connected with the displacement assembly, the rotating assembly is arranged on the first support, and the clamping unit is arranged on the rotating assembly. The clamping unit comprises a supporting seat connected with the rotating assembly, a group of connecting rings symmetrically mounted on the supporting seat, and a plurality of limiting parts uniformly arranged on the connecting rings; the limiting part comprises a driving part arranged on the connecting ring, a rotating shaft connected with the driving part, a rotating frame arranged at one end of the rotating shaft and a limiting block installed on the rotating frame. According to the device, the limiting work of the main p