| 摘要 |
A straight-sliding roller bearing and a straight guide apparatus mounted with the roller bearing are provided. The straight-sliding roller bearing comprises a slide base having loaded roller rolling faces and non-loaded roller rolling faces provided on a front end of a horizontal portion and on a lower end of a vertical portion, a pair of roller retainers attached to the front end of the horizontal portion and the lower end of the vertical portion of the slide base for forming endless roller raceways in conjunction with the loaded roller rolling faces and non-loaded rolling faces, a raceway base having rolling faces opposite to the respective loaded rolling faces, and a number of rollers recirculating in the respective endless roller raceways to support loads, wherein the slide base is provided with an attaching portion projecting from one end of the horizontal portion in the opposite direction to the horizontal portion. The upper face of the attaching portion is in the same plane with an upper face of the horizontal portion, whereby height and preload of the upper face of the horizontal section can be adjusted by exerting a pushing pressure on the attaching section.
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