Unmanned distribution vehicle and working method thereof

The invention relates to an unmanned distribution vehicle and a working method thereof. The unmanned distribution vehicle comprises a chassis device, a compartment body and a storage cabinet located in the compartment body, and a window is formed in the front face of the compartment body; the storage cabinet comprises a cabinet body, a retractable door is arranged on the front face of the cabinet body, the retractable door is composed of an upper side moving curtain door, a lower side moving curtain door, a left side moving curtain door and a right side moving curtain door which move independently, goods taking windows adjustable in position and size are formed among the four side moving curtain doors, and the side moving curtain doors rotate to the periphery of the cabinet body when moving outwards. The positions and the sizes of the goods taking windows are adjusted through movement of the four side-moving curtain doors, the goods taking windows corresponding to any storage grid in position ...