Stone coal sorting device

The invention provides a slack coal sorting device, and belongs to the technical field of slack coal sorting, the slack coal sorting device comprises an intelligent dry separator, a conveying rack and an adjusting device, one end of the intelligent dry separator is provided with a blowing box body, one side, far away from the blowing box body, of the intelligent dry separator is provided with a supporting frame, and the inner wall of the supporting frame is provided with a guide frame; a screening box is fixedly connected to the position, corresponding to the guide frame, of the upper end of the supporting frame, a vibrator is installed on the surface of the upper end of the screening box, a feeding box is installed at the end, close to the screening box, of the conveying rack, and the bottom end of the feeding box communicates with the screening box. Coal is conveyed into the screening equipment through the feeding box for preliminary screening, and the problem that due to the fact that coal or slack coal of