▎ 摘　　要

NOVELTY - The utility model belongs to the technical field of nano graphene composite material preparation tool, especially a quantitative conveying mechanism for preparing nano graphene composite material, comprising a material distributing box and a material distributing box; four corners of the bottom end face of the material distributing box are fixedly connected with with a supporting leg; the top end face of the material distributing box is connected with a material storing pipe; the bottom end face of the distributing box is connected with a discharging pipe; the inner side of the distributing box is provided with a disc-shaped cavity; through the disc-shaped material distributing wheel and the material distributing wheel outer side is provided with a material distributing groove; the bulk material enters into the material distributing groove after entering into the material distributing box; at this time, the first motor is operated; through the first transmission wheel; the transmission of the second transmission wheel and the transmission belt, so that the material distributing wheel rotates slowly, so that the material distributing groove bears the raw material meeting the volume and changing the position; the redundant raw material will accumulate in the material storing pipe to wait for the next material distributing groove; so as to finish the continuous quantitative packaging of the bulk material.