Paperboard semi-finished product stacking device

The utility model discloses a paperboard semi-finished product stacking device which comprises a sliding rail frame, a stacking supporting plate and a set of suspension arms. The stacking supporting plate is arranged on the bottom plate, grooves are formed in the symmetrical positions of the two sides of the bottom plate, supporting feet are arranged on the two sides of the bottom of the stacking supporting plate and located in the grooves, and a plurality of limiting grooves are formed in the outer side walls of the supporting feet in the vertical direction. The lifting arms are located on the two sides of the stacking supporting plate correspondingly, a plurality of clamping plates are arranged at the bottoms of the lifting arms and matched with the limiting grooves, and the lifting arms are connected together through an adjusting assembly; the two ends of the adjusting assembly are arranged on the sliding rail frame. The position of the suspension arm does not hinder transfer of the paperboard stack, the p