Pelletizing device for preparing polypropylene fibers

The utility model discloses a granulation device for polypropylene fiber preparation, which comprises a granulation device main body, one end of the upper surface of the granulation device main body is provided with a stirring tank main body, the upper surface of the stirring tank main body is fixedly provided with a filtering assembly, and the position of a feeding assembly corresponds to the position of the filtering assembly. A vibration motor is fixedly mounted in the middle of the lower surface of the filter plate, a feeding assembly is fixedly mounted at the upper end of the vibration motor, a discharging assembly is arranged on the feeding assembly, a pushing assembly is fixedly mounted at the upper end of the feeding assembly, a connecting plate is fixedly mounted between the feeding assembly and the filter assembly, and baffles are fixedly mounted at the two ends of the connecting plate. When polypropylene fibers fall onto the filter plate, the vibration motor is started, the vibration motor can driv