Soil sample tray switching device

The utility model provides a soil sample tray switching device. The soil sample tray switching device comprises a cabinet body, the transfer assembly is arranged in the cabinet body and comprises a horizontally-arranged linear module, and the linear module comprises a guide rail and a moving platform capable of linearly moving along the guide rail; one end of the guide rail extends out of the cabinet body, so that the mobile platform can move out of the cabinet body; the lifting frame is arranged on the moving platform, a lifting part is arranged at the top of the lifting frame, and the lifting part can lift the soil sample tray to change the height position of the soil sample tray; the tray limiting assembly is arranged on the side of the moving platform, and the tray limiting assembly is arranged to be capable of limiting horizontal movement of the soil sample tray located at the specific height position. Smooth connection is provided for manual and automatic mechanical switching in automatic soil sample tr