Filtering device for processing coating

The utility model discloses a filtering device for processing coating, which relates to the field of coating processing, and comprises a shell, the shell consists of an upper shell and a lower shell, the top of the upper shell is connected with a top cover for closing a top opening through a second lock catch component, an inverted conical filter cone is arranged in the upper shell, and a filter screen is arranged in the inverted conical filter cone. The top of the inverted-cone-shaped filter cone is connected with a flow guide column penetrating through the top cover, and a discharging gap is formed between the flow guide column and the top cover hole. The inverted-cone-shaped filter cone is arranged in the shell, the flow guide column penetrating through the top cover is arranged at the top of the filter cone, the blanking gap exists between the flow guide column and the top cover, the feeding pipe is arranged at the top of the top cover around the flow guide column and the blanking gap, and coating needing