Pole group positioning tool for lead-acid battery through-wall welding

The utility model belongs to the technical field of through-wall welding positioning, and discloses a lead-acid battery through-wall welding plate group positioning tool which comprises a connecting block, a first abutting block, a second abutting block, a flat block and a clamping groove, the first abutting block is arranged on one side of the top face of the connecting block, and the second abutting block is arranged on the other side of the bottom face of the connecting block. The second abutting block and the first abutting block are arranged in a central symmetry mode and located at the upper end and the lower end of the connecting block, the second abutting block and the connecting block are connected and fixed through a flat block, the first abutting block and the connecting block are connected and fixed through a flat block, clamping grooves are defined by the flat block, the second abutting block, the first abutting block and the connecting block, and the clamping grooves are located in the two sides