The oil-water separator is mainly used in wet processing, and the drive shaft is driven by the decelerating motor through the oil adhesive belt to drive the rotating movement of the moving shaft, and the oil slick is glued from the oil mixing zone. Finally, the oil scraper is scraped into the oil distribution box. This machine occupies less land, stable work, easy to install. The user can choose the model according to the specific size of the water tank and the amount of oil slick.