Enamel pipe machining and welding device

The utility model discloses an enamel pipe machining and welding device which comprises a welding table, sliding blocks are symmetrically arranged at the top end of the welding table in a sliding mode, the top ends of the sliding blocks are fixedly connected with a supporting plate, a clamping cylinder used for welding and clamping an enamel pipe is arranged on one side of the supporting plate, and the supporting plate is provided with an auxiliary mechanism used for connecting and fixing the clamping cylinder. And the auxiliary mechanism comprises a bearing plate, a mounting frame and a positioning column, one side of the bearing plate is fixedly connected with the clamping cylinder, and one side of the supporting plate is slidably arranged on a limiting block used for mounting and fixing the mounting frame. The bearing plate, the mounting frame, the positioning column, the limiting block, the connecting rod and the supporting plate are matched with one another, the bearing plate supports the clamping cylind