| 摘要 |
The present invention relates to an axle spring structure for a railroad. To this end, the present invention comprises: in an axle spring structure for a railroad, with one side coupled to a bogie frame and the other side coupled to an axle box, an inner body formed extending from one side of the bogie frame to the axle box; an outer body of a cylindrical shape provided with a receiving space into which the inner body is inserted; a coil spring wound around the outer circumferential face of the inner body and having one side coupled to the inner body and the other side coupled to the axle box; and an axle spring member wrapping the inner body and coupled to the receiving space by insertion, wherein a flange part coupled to the outer body is provided on the outer circumferential face of the axle spring member to accomplish the stable movement of the axle box with respect to the bogie frame. |
