| 摘要 |
A rail grinding unit comprises a support frame having opposite ends, an undercarriage having flanged wheels supporting each support frame end on the rails for mobility along a railroad track, a vertically adjustable carrier frame mounted on the support frame, an endless grinding band mounted on the carrier frame and trained about guide rollers under tension for rotation thereabout, a lower one of the guide rollers constituting a pressure roll for pressing the endless grinding band into grinding contact with the surface, and a vertical adjustment device connected to at least one of the frames for adjusting the depth of the grinding contact of the endless grinding band with the pressure roll in relation to the surface, the vertical adjustment device including a remote-controlled drive for operating the vertical adjustment device. |
