Ball mill blanking dustproof device

The utility model discloses a ball mill blanking dustproof device. The ball mill blanking dustproof device comprises a ball mill and a dustproof device, wherein the ball mill comprises a blanking hopper; the dustproof device comprises a turning plate, a power device and a control device; the turning plate is arranged in the blanking hopper through a rotary shaft; the rotary shaft is rotated to drive the turning plate to realize closing or opening of the blanking hopper; one end of the rotary shaft is connected with one end of a connecting rod; the other end of the connecting rod is connected with a movable shaft; the movable shaft is connected with the power device; the power device is connected with the control device. An electromagnetic valve controlled by a pedal switch is arranged on a blanking air inlet pipe of the ball mill; when blanking is needed, the pedal switch is controlled to control the electromagnetic valve to be opened for the blanking; when the blanking is not needed, the electromagnetic valv