Recycling and granulating system for producing foam boards

The utility model discloses a recovery granulation system for producing foam boards, which comprises a base and a tank body, a crushing cylinder communicated with the tank body is arranged at the top of the tank body, an electric heating wire is arranged on the inner wall of the tank body, a feed hopper is arranged on one side of the crushing cylinder, a crushing assembly is arranged in the crushing cylinder, and a discharge hopper is arranged on the other side of the crushing cylinder. A granulation plate is arranged at one end of the tank body through a clamping assembly, and a shielding assembly for preventing particles from splashing is arranged on one side, close to the granulation plate, of the base; a rotating shaft is arranged at the bottom of the tank body, one end of the rotating shaft is connected with the output end of the conveying motor, the end, away from the conveying motor, of the rotating shaft extends to one side of the granulation plate and is connected with a cutting knife, a transmission