Spin welding platform

The utility model discloses a rotary welding platform which comprises a working table (1), the upper surface of the working table (1) is fixedly connected with a fixed seat (3) through a bolt (2), the upper surface of the working table (1) is connected with a sliding seat (5) capable of sliding to be close to or away from the fixed seat (3), and the fixed seat (3) is rotationally connected with driving wheels (4) which are symmetrically arranged. The sliding seat (5) is rotationally connected with driven wheels (6) which are symmetrically arranged, the driving wheels (4) correspond to the driven wheels (6) in a one-to-one mode, and a driving mechanism which drives the two driving wheels (4) to rotate synchronously in the same direction is arranged on the workbench (1). The supporting device is simple in structure and convenient to use and operate, workpieces of different sizes can be supported and placed, the cylinder barrel can be conveniently driven to rotate, and convenience is provided for welding. 本实用新型公