Gelatinized sand gravel mixing equipment with automatic cleaning function

The utility model relates to the technical field of gelled sand and gravel mixing equipment, in particular to gelled sand and gravel mixing equipment with an automatic cleaning function, which comprises a roller, a worktable for mounting the roller, and a limiting frame for limiting the roller from being separated from the worktable. A stirring shaft coaxially penetrates through the roller, one end of the stirring shaft penetrates through and extends out of the inner wall of the bottom of the roller, the stirring shaft is rotationally connected with the roller, a driving assembly used for driving the stirring shaft to rotate relative to the roller is fixedly arranged at the end, located outside the roller, of the stirring shaft, and the driving assembly is fixedly connected to the workbench; a bearing rod is fixedly connected to the peripheral side wall of the stirring shaft, the bearing rod is located in the roller, the bearing rod is arranged in the radial direction of the stirring shaft, a scraping plate i