Filtering device for lubricating oil production

The utility model relates to the technical field of lubricating oil production, and discloses a filtering device for lubricating oil production, which comprises a shell, the bottom side of the shell is rotatably connected with a rotating shaft, the upper part of the outer wall of the rotating shaft is rotatably connected with a first filtering box, and the upper part of the outer wall of the rotating shaft is fixedly connected with a first stirring blade; a second filter box is rotatably connected to the middle of the outer wall of the rotating shaft, a second stirring blade is fixedly connected to the middle of the outer wall of the rotating shaft, a third filter box is rotatably connected to the lower portion of the outer wall of the rotating shaft, and a third stirring blade is fixedly connected to the lower portion of the outer wall of the rotating shaft. According to the lubricating oil filtering device, multiple filtering is conducted on lubricating oil through the filtering cloth, the filtering paper a