A device is provided for unloading parts from a plurality of stacked trays. The device includes a receiving station with an elevator for lifting a topmost tray to a predetermined position; a temporary holder for the topmost tray while the elevator lowers the remaining trays a preselected distance; a conveyor for moving from an initial position to below the topmost tray; the temporary holder further for releasing the topmost tray onto the conveyor for conveying to an unloading station; an unloader disposed above the topmost tray to unload it; an additional elevator for receiving the topmost tray after unloading; and the conveyor further for returning to the initial position to receive the next topmost tray.
