Sizing material cyclic delivery system of mill

The utility model relates to a sizing material cyclic delivery system of mill, this system include inboard belt conveyors and outside belt conveyors, and inboard belt conveyors includes inboard conveyor belt, send gluey frame and big chill roll, send the top of gluey frame setting at the gluey dolly device of pendulum, send gluey frame to be provided with a plurality of roll bodies, and inboard conveyor belt sets up on the roll body, and big chill roll setting is in the below of system, and inboard conveyor belt's lower extreme downwardly extending sets up on big chill roll, outside belt conveyors includes lower carriage and support, the outside conveyor belt of rising, and the lower carriage setting is provided with the roll body in the below of mill on lower carriage and the ascending support, and outside conveyor belt sets up on the roll body, the utility model has the characteristics of it is following: including outside belt lead to the fact the encapsulated position of film to set up easily to shell the rubber roll device, to guarantee film disappearance rubber coating, to reduce the equipment trouble number, improvement production efficiency.