| 摘要 |
PURPOSE:To promote enlargement in a load bearing area as well as to make large load in vertical directions holdable, by using a roller as a device which exists between a slide block and a drive block and guides this slide block. CONSTITUTION:A slide block 1 is provided with a horizontal part 2a and a vertical part 2b, and its section is made up into almost tilted L-shaped form. And, a pair of roller guides 4 are attached to a tip end of the horizontal part 2a and a lower end of the vertical part 2b of the slide block 1. In addition there are provided with a lot of rollers 6 which circulates the inside of a roller endless track formed each in the horizontal part 2a and the vertical part 2b and holds the load between the slide block 1 and a track block 5. Here, in a stationary part 21 of a bed or the like, there are provided with setting reference planes 21a and 21b which clamp the track block 5 with a clamping bolt 8. And, a moving block 20 is installed and clamped with a setting bolt 7 to be fitted with some play in a setting hole 2d installed in a setting part 2c of the slide block 1. |
