Cement concrete raw material mixing device

The utility model discloses a cement concrete raw material mixing device which comprises a stirring machine, a hollow box body, a first packing auger and a second packing auger, a first inner groove penetrating through the top is formed in the position, close to one side, of the inner side of the stirring machine, a first material conveying pipe is installed on the inner side of the first inner groove, and the hollow box body is installed on one side of the first material conveying pipe. The auger I is arranged close to the middle of the front part of the hollow box body, a material conveying pipe II penetrating through the top of the hollow box body is mounted between the auger I and the hollow box body, the auger II is arranged on one side, far away from the stirrer, of the rear part of the hollow box body, and a material conveying pipe III penetrating through the top of the hollow box body is mounted between the auger II and the hollow box body; according to the cement concrete raw material mixing device d