Cloth bag dust removal device capable of automatically cleaning dust

The utility model relates to a self-deashing cloth bag dust removal device which comprises a cloth bag body, a dust collecting hopper is fixedly arranged at the bottom of the cloth bag body, a discharging opening is formed in one side of the dust collecting hopper, a center rod is rotationally arranged in the dust collecting hopper, a dust pushing rod is fixedly arranged on one side of the center rod, and deashing brushes are fixedly arranged at the two ends of a supporting cross rod. A chain driving assembly used for driving the center rod to rotate is arranged below the dust collecting hopper, during dust removal, the chain driving assembly is started to enable the center rod to rotate, the center rod rotates to drive the dust removal brush to rotate slowly, then dust on the inner wall of the cloth bag body is swept away, the wall hanging phenomenon is avoided, meanwhile, the center rod drives the dust pushing rod to rotate slowly, and the dust removal efficiency is improved. The dust collection device is c