Cleaning device for building material production

The utility model discloses a cleaning device for building material production, relates to the field of building material processing, and provides the following scheme aiming at the problems that an existing cleaning device for building material production cannot spray water to the surface of a building material according to actual needs and cannot recycle water in the using process. The conveying belt comprises a frame and a conveying belt body, the conveying belt body is located below the frame, supporting legs are fixedly connected to the two sides of the bottom of the conveying belt body correspondingly, a first shell and a second shell are fixedly connected to the upper sections of the two sides of an inner cavity of the frame correspondingly, and first bearings are fixedly connected to the top and the bottom of an inner cavity of the first shell correspondingly; an inner cavity of the first bearing is rotationally connected with a first threaded rod, and the bottom end of the first threaded rod penetrat