Commercial concrete proportioning device

The utility model discloses a commercial concrete proportioning device, which belongs to the technical field of concrete processing equipment, and comprises a stirring tank, a stirring motor is arranged at the upper end of the stirring tank, a stirring rod is arranged on a rotating shaft of the stirring motor, a discharge port is arranged at the lower end of the stirring tank, an additive box is arranged on one side of the stirring tank, and the additive box is arranged on the other side of the stirring tank. Concrete materials enter the cylinder body from the feeding port through the discharging plate, the driving motor rotates to enable the spiral conveying rod to rotate, the spiral conveying rod enables the materials to rise, then the materials enter the stirring tank from the discharging port and flow back to be stirred again, it is guaranteed that the materials are fully mixed and matched, water is fed into the stirring tank through the connecting pipe, the materials are evenly mixed, and the materials a