The application field of screw lift is in the manufacturing industries of machinery manufacturing, metallurgical industry, engineering construction, petrochemical equipment, etc. It has many functions such as lifting, lowering, relying on auxiliary components for propulsion, flipping, and adjusting various height positions. The screw lift is a basic lifting and hoisting accessory. The screw lift has many advantages such as compact structure, small volume, light weight, wide power source, no noise, easy installation, flexible use, multiple functions, multiple types of supporting facilities, high reliability, and long service life.