The utility model discloses a feed cooling system, including cooler, material sieve and cylinder, the material sieve sets up in the discharge gate position of cooler, and the tip of material sieve and the piston rod of cylinder are connected, and the material plus sieve is provided with horizontal guide arm and vertical guide arm, and horizontal guide arm forms screening grid hole in many ways with crisscross setting of vertical guide arm, and horizontal guide arm sets up the board into rectangle side, is provided with the guide plate on the lateral wall of horizontal guide arm, is provided with the thick liquid leaf on another lateral wall of horizontal guide arm, vertical guide arm sets up to the cylinder siphuncle, is provided with the fixed axle on the lateral wall of vertical guide arm. The utility model discloses a feed cooling system has realized the screening and the unloading homogeneity of material, and the material can cool off fully, has improved the cooling effect, has solved the putty problem, has improved production efficiency greatly, convenient operation simultaneously, and durable, the cost of manufacture is low.