Jacket noise reduction structure of plastic pulverizer

The utility model discloses a jacket noise reduction structure of a plastic pulverizer, and relates to the technical field of pulverizer noise reduction. The device comprises a lower fixing shell, an upper fixing shell and a driving box, a plurality of fixed supporting legs are welded and fixed to the bottom of the lower fixing shell, rubber pads are connected to the bottoms of the fixed supporting legs, clamping grooves are formed in the upper fixing shell, the lower fixing shell, the upper fixing shell and the driving box, and the clamping grooves are filled with sound insulation pads. An upper fixing plate and a lower fixing plate are welded to one end of the lower fixing shell and one end of the upper fixing shell respectively, a groove is formed in the lower fixing plate, a protruding plate is welded to the upper fixing plate, the peripheral side face of the protruding plate is sleeved with a buffering pad, and a buffering ring is arranged between the upper fixing plate and the lower fixing plate. Accord