Belt conveyor is a kind of continuous conveying equipment which uses the conveyor belt as the traction and bearing component and carries the material through the movement of the conveyor belt. Belt conveyor can be used to transport coal, grain, sand and many other industries, and plays a huge role in the work and production of large and medium-sized enterprises. In the modern economic construction, many large-scale material transportation is also inseparable from the belt conveyor, so the belt conveyor has a development prospect that can not be ignored.