Square battery cell tab folding device

The utility model discloses a square battery cell tab folding device, which belongs to the field of battery cells and comprises a base, a support plate is bolted on the back of the top of the base, a fixed box is bolted on the top of the front of the support plate, an air cylinder is bolted on the top of an inner cavity of the fixed box, and a bending plate is bolted on a piston rod of the air cylinder. A fixing plate used in cooperation with the bending plate is bolted to the back face of the top of the base, the front face of the fixing plate is inclined, through cooperation of a motor, a lead screw, a threaded sleeve, a pressing plate and a bottom plate, a user can conveniently fix a square battery cell, the square battery cell is prevented from moving in the tab bending process, the tab bending precision is improved, the consistency is improved, and the production efficiency is improved. The quality of the square battery cell is improved, the tabs of the square battery cell are bent through the air cylind