Heating mechanism of microwave equipment for amino acid granulation

The utility model relates to the technical field of amino acid microwave equipment, and particularly discloses a heating mechanism of microwave equipment for amino acid granulation, which comprises a heating box, the upper end of the heating box is fixedly connected with a preheating box, the lower end of the preheating box is fixedly connected with a blanking pipe, and the lower end of the blanking pipe is inserted into the heating box; an air suction box is fixedly connected to one side of the preheating box, an exhaust box is fixedly connected to the other side of the preheating box, an exhaust pipe is fixedly connected to the outer side of the air suction box, a fan is fixedly installed in the air suction box, rotating cylinders are symmetrically and rotationally connected into the preheating box, and the two ends of each rotating cylinder are located in the air suction box and the exhaust box respectively. By designing the preheating box, the air suction box and the exhaust box, waste gas and moisture ge