Spiral gravity drum conveyor is a conveying device used for equipment and between floors, used for cooling, buffering, and conveying food. It is widely used in the conveying work of industries such as food and beverage. Its main application products include box and bottle conveyor, upper and lower floor conveyor buffering, bread, cake, and other cold buffering conveyor Spiral conveyor is a conveying device used between equipment and floors, suitable for product objects such as plastic boxes, paper boxes, and cardboard box packaging,