Belt Conveyor is a kind of conveying machine which transport bulk materials and unit loads from one place to another place continuously. divided into rise-and-fall and non rise-and-fall type, according to different transport requirements, the transport system can be single belt conveyor or consist of several conveyors or be combined with other conveying equipment.It can be setted both horizontally and sloping. Belt conveyor machine consist of conveyor frame, conveyor belt, conveyor pulley, conveyor rollers, tension devices, driving unit and other components etc.