Precision casting mold sprue cleaning device

The utility model discloses a precision casting mold sprue cleaning device which comprises a washing box, a hot air box is fixedly connected to the rear end of the washing box, box legs are fixedly connected to the four corners of the bottom of the end, away from the joint, of the washing box and the hot air box, and a water gun is fixedly connected into the washing box. The left end of the waterpump is fixedly connected to the water tank, the lower end of the washing tank is fixedly connected with a material bin, and the bottom of the material bin is fixedly connected with a valve. Accordingto the utility model, the transmission belt is additionally arranged, so that a plurality of precision casting mold gates can be cleaned at the same time, the whole process is semi-automatic, the manual investment is reduced, the cleaning time is shortened, the precision casting mold gates are quickly air-dried by hot air, the dryness which can be immediately used is achieved, and the filter boxis additionally arranged fo