The repair of straightening machine roller box is the core link to ensure the efficient and stable operation of equipment. By accurately repairing worn parts (such as bearings, slides, etc.), the failure rate can be significantly reduced, the equipment life can be extended, and the straightening accuracy and production efficiency can be improved. This ensures the flatness and surface quality of metal materials such as steel plates, directly supporting the production capacity and product quality of industries such as metallurgy and building materials.