EVA (Ethylene Vinyl Acetate) underwater pelletizer pelletizing mechanism with cutter head convenient to replace

The utility model discloses an EVA (Ethylene Vinyl Acetate) underwater pelletizer pelletizing mechanism convenient to replace a tool bit, which comprises a pelletizing mechanism and a pelletizing cover, an extruder is arranged on one side of the pelletizing cover, a glue outlet of the extruder is connected with a mouth die pipe, the pelletizing mechanism is sleeved on the other side of the pelletizing cover, the pelletizing mechanism comprises a driving motor, a fixed seat and a pelletizing tool apron, the driving shaft of the driving motor is rightward, and the fixed seat is connected with the pelletizing tool apron. The fixed seat is arranged on the front side of the driving motor, and the pelletizing cutter seat is movably arranged at the tail end of a driving shaft of the driving motor and abuts against the mouth mold pipe. The upper side of the granulating cover is provided with the opening with the cover body, the granulating cutter holder can be contacted through the opening, and meanwhile, the granula