Sampling device for production of dry hard machine-made sand premixed concrete

The utility model provides a sampling device for production of dry and hard machine-made sand premixed concrete, belongs to the technical field of concrete production, and solves the problem that concrete is wasted due to the fact that the concrete is easy to adhere to the inner wall of the sampling device when the sampling device is used for sampling at present. The sampling device for dry hard machine-made sand premixed concrete production comprises a shell, a box body is fixed to the top of the shell, a first motor is arranged in the box body, fixing plates are fixed to the front side and the rear side of the inner wall of the shell correspondingly, and a screw is fixed to an output shaft of the first motor; and the other end of the screw penetrates into the shell and is rotationally connected with the top of the fixing plate, the surface of the screw is in threaded connection with a threaded sleeve, and supporting rods are fixed to the periphery of the threaded sleeve. According to the utility model, conc