Concrete mixing mechanism

The utility model discloses a concrete mixing mechanism which comprises a material box and a shell, two material guide pipes are arranged between the material box and the shell to enable the material box to be communicated with the shell, a rotating hole is formed in the top of the shell, a clamping ring is rotatably connected in the rotating hole, a rotating disc is fixedly connected to the bottom of the clamping ring and located in the shell, and the rotating disc is fixedly connected to the bottom of the clamping ring. And two through holes are formed in the upper surface of the rotating disc, materials in the material guiding pipe enter the shell through the through holes, a supporting frame is fixedly connected to the outer wall of the top of the shell, and a motor is fixedly connected to the top of the supporting frame. According to the utility model, not only can intermittent blanking be carried out, long uniform stirring and mixing time caused by excessive added materials be avoided, and the stirring