Stone transportation system

The utility model provides a stone transportation system which comprises a first straight rail, a second straight rail and a support part, wherein the extension lines of the first straight rail and the second straight rail are intersected; the support part comprises fixed support parts and rotatable support devices, the straight rails are arranged on the fixed support parts, and a guide rail as wide as the straight rails is arranged on each rotatable support device and can be propped against the first straight rail and the second straight rail respectively; the rotating center of each rotatable support device is located at a corresponding intersection of the central line of the first straight rail and the central line of the second straight rail; the end surface of each guide rail, the end surface of the first straight rail and the end surface of the second straight rail are arcs, and centers of the arcs can serve as the rotating center of each rotatable support plate. The stone transportation system has the advantages that turning of a transportation route can be realized, an interval is avoided at the joint of the guide rails, so that a transporter can run smoothly.