Battery adjustable compatible positioning device

The utility model belongs to the technical field of battery processing tools, and particularly discloses a battery adjustable compatible positioning device, a clamping plate assembly comprises two clamping plates oppositely arranged on a bottom plate, the distance between the two clamping plates is adjustable, a clamping arm assembly comprises two lateral clamping arms oppositely arranged, and the lateral clamping arms are arranged on the bottom plate. The two ends of each lateral clamping arm are movably connected with the two clamping plates respectively, the distance between the two lateral clamping arms can be adjusted, and the two side walls in the thickness direction of the square-shell battery and the two side walls in the length direction of the square-shell battery can be adaptively clamped by adjusting the distance between the two clamping plates and the distance between the two lateral clamping arms. Therefore, the square-shell batteries of different models can be positioned and fixed, the applicab