Height adjusting mechanism for disc brush support

The utility model discloses a disc brush support height adjusting mechanism which comprises an idler wheel transmission frame and a cleaning mechanism installed in the center of the lower end of the idler wheel transmission frame in a matched mode, and a glass substrate is placed at the upper end of the idler wheel transmission frame in a matched mode. The roller conveying frame comprises a rectangular frame body and conveying roller frames evenly distributed in the rectangular frame body. According to the disc brush support height adjusting mechanism, the distance between a disc brush and a glass substrate can be adjusted, the press-in amount between a cleaning rolling brush and the glass substrate can be changed, and actual cleaning is facilitated; the rectangular frame rotates back and forth, the bottom gear is driven to rotate, the butterfly brush is driven to rotate back and forth for cleaning, and compared with single reverse rotating cleaning, the cleaning mode is more thorough in cleaning, simple in s