Battery piece reworking machine

The utility model relates to a battery piece reworking machine, and the machine comprises a transportation part which is used for transporting battery pieces, and the transportation direction is a first direction; the light source is at least located on one side, in the second direction, of the conveying part and used for emitting light to the battery piece to complete exposure, and the second direction is perpendicular to the first direction; the spraying module is at least located on the side, in the second direction, of the conveying piece, the light source and the spraying module are sequentially arranged in the first direction, and the spraying module comprises three sets of spraying assemblies sequentially arranged in the first direction; and the three groups of spraying assemblies which are sequentially arranged along the first direction are respectively used for spraying an alkaline solution capable of removing a copper plating layer, a first acid solution capable of removing a copper seed layer and a