Dynamic drying system for livestock breeding feed

The invention discloses a livestock breeding feed dynamic drying system which comprises a fixing frame, a plurality of heat absorption pipes are arranged on the fixing frame, and the heat absorption pipes absorb heat of solar energy; the multiple heat absorption pipes are connected with transmission air pipes, and the other ends of the transmission air pipes are connected with the tank body. A feeding hole is formed in the top of the tank body; an auger conveyor is arranged at a position close to the bottom of the tank body; a plurality of convex lenses capable of rotating are arranged above the heat absorption pipe, and the focuses of the convex lenses are located on the surface of the heat absorption pipe; a columnar cylinder is arranged on the inner side wall of the tank body, the two ends of the columnar cylinder are transparent, and a plurality of holes are formed in the surface of the columnar cylinder; the columnar barrel is connected with a plurality of first springs and is connected with the inner wa