Automatic air sweeping device of cloth paving machine

The invention discloses an automatic air sweeping device of a cloth paving machine. An air sweeping rod assembly is located at the front end of a cutter assembly, the two ends of the air sweeping rodassembly are each connected with a swing rod arm, the swing rod arms are connected with the lower end of a steel wire rope, the upper end of the steel wire rope is connected with a cloth pressing shaft of the cutter assembly through a support, the cloth pressing shaft rotates in one direction to pave cloth, the cloth pressing shaft rotates to drive the steel wire rope to move, the lower end of thesteel wire rope enables the swing rod arms to do downward indexing motion due to the gravity of the air sweeping rod assembly, the air sweeping rod assembly is pressed on the surface of the cloth andslides, and air below the cloth is scraped and swept out; and the cloth pressing shaft rotates in the other direction to carry out cloth paving return stroke, the lower end of the steel wire rope isdriven to enable the swing r