The present invention discloses a battery shaping apparatus, which comprises a shaping upper pressing plate capable of moving up and down, an electrode lug rolling and pulling assembly for stretching a battery electrode lug, and an electrode lug correcting assembly for adjusting the battery electrode lug horizontal position, wherein the electrode lug rolling and pulling assembly and the electrode lug correcting assembly are positioned below the shaping upper pressing plate, the electrode lug rolling and pulling assembly comprises a rolling and pulling clamping head capable of horizontally moving, the rolling and pulling clamping head is provided with shaping roller selectively bearing against the battery electrode lug, and the electrode lug correcting assembly comprises a correcting plate selectively bearing against the battery electrode lug and a correcting drive block for driving the correcting plate to concurrently move. According to the technical scheme of the present invention, the rolling and pulling clamping head and the correcting plate are arranged below the shaping upper pressing plate in the side-by-side manner, such that the flattening on the battery and the stretching and correcting treatment on the battery electrode lug can be concurrently achieved so as to improve the production efficiency, the structure of the battery shaping apparatus is compact, the installation space of the equipment is saved, and the process layout is easily achieved in the small space; and the shaping roller is arranged, such that the damage on the battery electrode lug during the shaping process is prevented so as to improve the product reliability.