Eight-head automatic welding trolley convenient to adjust

The utility model discloses an eight-head automatic welding trolley convenient to adjust. The eight-head automatic welding trolley comprises a working table, a driving table is installed at the bottom end of the working table, supporting rods are installed on the two sides of the top end of the working table, one end of a driving wire is connected with a welding head, and a clamping structure is arranged in the middle of the top end of the working table. According to the utility model, the first connecting block is firstly subjected to certain installation treatment, then is matched with the positioning sheet under the matching of the positioning pin, and then is placed at the position of the second assembling plate under the connection of the first assembling plate, so that the whole assembling work is completed; according to the welding device, the first connecting block and the second connecting block are arranged, then the multi-directional positioning work of the welding device is completed under the arr