It is used to remove the material attached to the conveyor belt. The simplest cleaning device is scraper cleaner. There are also P, H alloy sweeper and air segment sweeper.
The P and H alloy sweeper shall be installed according to the instruction manual provided by the manufacturer.
The air cleaner is used to remove the materials attached to the non working surface and prevent the material from entering the rear roller or the tension roller of the vertical tightening device. It is generally welded on the middle frame ahead of the two kinds of rollers and adjusts the length of the chain.