Battery re-pressing mold assembly

The utility model discloses a battery re-pressing die assembly which comprises a re-pressing female die body, a re-pressing female die core and a re-pressing female die neck bush which are coaxially assembled, an inner cavity in the axis direction is formed in the re-pressing female die body, and an inner cavity used for installing a battery steel shell is formed in the re-pressing female die core. The re-pressing female die core and the re-pressing female die neck bush are assembled in an inner cavity of the re-pressing female die body from top to bottom, and the re-pressing female die core and the re-pressing female die neck bush are made of ceramic materials. An original re-pressing female die body is divided into the re-pressing female die body and the re-pressing female die neck bush, the re-pressing female die neck bush and the re-pressing female die core are made of zirconia ceramic materials, the materials have high hardness, low adhesion and high surface smoothness in the using process, magnetism is