Our accordion-type protective covers feature a tight and rational structure, noiseless operation, large stroke, quick movement, and long service life. They are widely used on common machine tools, CNC machine tools, hydraulic machinery, and other equipment. Our accordion protective cover equipment can be made with steel support frames, wooden frames, PVC frames, cold-rolled steel frame accordion covers, etc., tailored to the operating environment of the equipment. The internal structure of the accordion protective cover is designed with grooves, roller wheels, nylon slides, sliding blocks, tension rods, tension springs, and nylon shafts, all adapted to the specific requirements of the equipment's operating environment.