Traction mechanism for plastic particle extruder

The utility model discloses a traction mechanism for a plastic particle extruder. The traction mechanism comprises a water tank and a traction unit, fixing holes are symmetrically formed in the front and rear ends of the bottom surface of the water tank; the traction unit is arranged in the water tank, a driven shaft is rotationally connected to the upper end of the left side in the water tank and matched with the traction unit, rubber rings are evenly arranged on the outer side face of the driven shaft, a control switch is arranged on the front side face of the water tank, and the input end of the control switch is electrically connected with an external power source; the traction unit comprises a motor, a traction roller, a synchronous belt and a synchronous wheel, and the front end and the rear end of the traction roller are rotationally connected with rotating holes correspondingly formed in the water tank through sealing bearings. And therefore, the plastic strip is prevented from being broken during tra