Material stacking device

The utility model provides a material stacking device which comprises a control unit and a pair of oppositely-arranged clamping lifting assemblies, each clamping lifting assembly is provided with a supporting plate, and the two supporting plates are arranged on the two sides of a material respectively, controlled by the control unit to oppositely stretch out to clamp and support the material and can move up and down. The stacking lifting assembly is arranged between the pair of clamping lifting assemblies, the upper end of the stacking lifting assembly is connected with a supporting table, and the supporting table is controlled and driven by the control unit to drive the materials placed on the supporting table to ascend; the control unit is used for controlling the pair of clamping lifting assemblies to drive the supporting plates to move up and down and horizontally and oppositely stretch out or deviate, and the clamping lifting assemblies are matched with the stacking lifting assembly to drive a plurality