Battery cell welding jig

The utility model provides a battery cell welding jig which comprises a support, a welding jig body, a welding jig main body, a welding jig main body, a welding jig main body and a welding jig main body, and the support is provided with a containing cavity for containing a battery cell; the outer frame plate is assembled on the periphery of the bracket in a surrounding manner; the bracket and the outer frame plate are clamped between the first cover plate and the second cover plate, a first welding hole corresponding to the battery cell is formed in the first cover plate, a first accommodating groove for accommodating the busbar is formed in the surface, facing the bracket, of the first cover plate, and the first welding hole is communicated with the first accommodating groove; and the guide block is connected with the outer frame plate, and a positioning concave part capable of being matched with a first positioning convex part on the welding equipment is arranged on the guide block. According to the technic