Lithium battery formation and capacity grading all-in-one machine

The utility model discloses a lithium battery formation and capacity grading all-in-one machine which comprises a rack, a formation device, a capacity grading device, a material taking manipulator, asliding rail and a transfer device for arranging and shaping a lithium battery pack. Wherein the formation device, the transfer device and the capacity grading device are sequentially arranged on therack along the length direction of the rack; the sliding rail is arranged on the machine frame in the length direction of the machine frame, the sliding rail is further located above the formation device, the transfer device and the capacity grading device correspondingly, and the material taking mechanical arm is arranged on the sliding rail in a sliding mode and selectively slides to the position corresponding to any one of the formation device, the transfer device and the capacity grading device. According to the utility model, the formation device, the capacity grading device and the transfer device are all arrange