Conveyor is a handling machine that transports materials on a certain line. The conveyor can carry out horizontal, inclined and vertical transport, and can also form a space transport line. It can be conveyed by a single unit, or multiple units can be formed or combined with other conveying equipment to form a horizontal or inclined conveying system to meet the needs of different layouts. It can carry materials continuously, with large conveying capacity, brisk operation and simple structure.