Soil screening device

The invention provides a soil screening device, and relates to the technical field of soil screening devices. According to the scheme, the soil screening device comprises a soil screening box, a stirring chamber is arranged in a control cavity, the stirring chamber is provided with a feeding port and a discharging port, the discharging port communicates with a soil screening cavity, the stirring chamber is provided with a conveying assembly matched with the discharging port, and the soil screening box is provided with a stirring assembly matched with the stirring chamber; a first screening plate, a second screening plate and a soil collecting container are sequentially mounted in the soil screening cavity, a plurality of first screening holes are formed in the first screening plate, the first screening plate is obliquely arranged, a plurality of second screening holes are formed in the second screening plate, and the second screening plate is obliquely arranged; the garbage collecting cavity is provided with