Automatic discharging device for PE plastic particles

The utility model belongs to the technical field of PE plastic particle blocking prevention, and discloses an automatic PE plastic particle discharging device which comprises a discharging port, a push plate is arranged on the inner wall of the discharging port, and a clamping plate is installed at one end of the push plate. A positive and negative motor is started, a rotating shaft rotates to drive a cam to rotate and move downwards along the inner wall of a circular ring, a connecting rod drives a limiting plate to move downwards along a groove in the outer portion of a discharging opening, meanwhile, the connecting rod drives two adjacent clamping plates to move downwards along a rectangular hole formed in the inner wall of the discharging opening, and the cam rotates upwards along the inner wall of the circular ring through rotation of the rotating shaft; and meanwhile, a limiting plate moves upwards along a groove to drive a clamping plate to move upwards in a rectangular hole, a push plate slides up and