A novel guide rail for on lathe

The utility model discloses a novel guide rail for on lathe, the guide rail includes guide rail body (1), be provided with on both sides inner wall surface its length direction of edge of guide rail body (1) a plurality of balls (2), stretch out ball (2) the inner wall surface, be provided with the ball accommodation space on guide rail body (1), ball (2) are arranged in in the ball accommodationspace, still be provided with lubricating oil passageway (4) on guide rail body (1), lubricating oil passageway (4) with ball accommodation space intercommunication. The utility model provides an among the prior art friction of guide rail and slider influence its life's technical problem. 本实用新型公开了种用于机床上的新型导轨，所述导轨包括导轨本体(1)，所述导轨本体(1)的两侧内壁表面沿其长度方向上设置有若干滚珠(2)，所述滚珠(2)伸出所述内壁表面，所述导轨本体(1)上设置有滚珠容置空间，所述滚珠(2)置于所述滚珠容置空间中，所述导轨本体(1)上还设置有润滑油通道(4)，所述润滑油通道(4)与所述滚珠容置空间连通。本实用新型解决了现有技术中导轨与滑块摩擦影响其使用寿命的技术问题。