Cleaning device for sanding machine

The cleaning device for the sander comprises a workbench, a sanding device is arranged at the top end of the workbench through a mounting frame, supports which are symmetrically distributed are fixedly arranged on the two sides of the top end of the workbench, and the outer walls of the opposite sides of the two supports are jointly connected with a rotating roller through bearings. The two rotating rollers are jointly sleeved with a conveying belt, a power component is arranged on one side of one support, an air box with the top end of an opening structure is fixedly arranged in the middle of the top end of the workbench, the inner walls of the two sides of the air box are jointly connected with a rotating shaft through bearings, and the rotating shaft is jointly sleeved with a cleaning roller. And bristles are arranged outside the cleaning roller. According to the cleaning device, the cleaning roller can rotate through the working power of the conveying belt, then dust and impurities on the surface of the c