Screen cloth cleaning mechanism for swinging screen

The utility model discloses a screen cloth cleaning mechanism for a swinging screen, belonging to sieving equipment. The technical scheme provided by the utility model is that: the screen cloth cleaning mechanism for the swinging screen comprises the screen cloth cleaning mechanism; the screen cloth cleaning mechanism has the structure that: a shell below screen cloth is provided with a ball carrying disk; elastic balls are distributed on the ball carrying disk; falling holes are distributed on the ball carrying disk; upper orifices of the falling holes are flared openings with large tops and small bottoms; and gaps are reserved between the upper ends of the elastic balls and the screen cloth. The diameter of the elastic balls is not less than 10 mm; and the gaps between the upper ends of the elastic balls and the screen cloth are not less than 10 mm. A bearing in a driver is a roller bearing. The screen cloth cleaning mechanism is particularly suitable for sieving powder.