Lubricating oil production impurity filtering device and use method thereof

The invention discloses a lubricating oil production impurity filtering device and a use method thereof, and relates to the field of filtering devices. The lubricating oil production impurity filtering device comprises a filtering machine body, a discharging pipe is arranged on the outer wall of the filtering machine body, a supporting plate is arranged on the outer wall of the filtering machine body, and a collecting mechanism used for collecting filtered lubricating oil of the filtering machine body is arranged on the outer wall of the supporting plate. The material collecting mechanism comprises a material collecting barrel arranged above the supporting plate, a moving plate is arranged on the outer wall of the discharging pipe, a sleeving barrel is arranged below the moving plate, and the outer wall of the material collecting barrel is movably sleeved with the sleeving barrel. According to the lubricating oil production impurity filtering device and the using method thereof, the material receiving barrel