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SLIDE BUSH + SHAFT Right-Fit Adjustment
2Pages

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Catalog excerpts

SLIDE BUSH + SHAFT Right-Fit Adjustment - 1

SERIES SLIDE BUSH + SHAFT Right-Fit Adjustment Too Big of a Radial Clearance or Preloading The FIT Series can solve. [Applicable Series] SLIDE BUSH/SLIDE UNIT/ SLIDE ROTARY BUSH/STROKE BUSH Have you ever experienced...* Radial Clearance between Slide Bush and Shaft Magnified View *...difficulty in matching fit? Preload *...obtaining the proper fit? Right-Fit Adjustment The SERIES ■The Best-Fit Clearance Adjustment between Slide Bush and Shaft NB's FIT Series takes advantage of Nippon Bearing's high accuracy technology to achieve a target clearance. ■Lower-Cost and High Accuracy Taking advantage of the lower cost Slide Bush, the linear motion produces a smooth, high-accuracy performance. Right-Fit SLIDE BUSH Clearance SLIDE SHAFT ↓ Small Example : SM16 (2 pcs in close contact)+ Slide Shaft Standard Product Maximum clearance + 17 microns FIT Series Clearance + 4 microns Placement deviation at the shaft end Standard Product 0.046mm Compared with FIT Series 0.011mm Improved by 70% 100mm In some extreme cases, designs have been sacrificed over to other 'types' of linear products to prevent excessive radial clearance or preload resulting in higher production component costs. Big ↑ Shaft Diameter Due to the combined tolerances of the bush's bore and the shaft's diameter, accuracy can be affected by 'clearance' or increased dynamic friction caused by preloading.

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SLIDE BUSH + SHAFT Right-Fit Adjustment - 2

■Part Number Structure example : F- SMS25GUU ×1 / SNS25×550 FIT series Slide Shaft part number Slide Bush part number Number of Slide Bush on one shaft ・Please refer to the appropriate catalog page for details. ・Please specify on the drawing about the shaft machining, radial clearance, match-marking, etc. ■Recommended Radial Clearance Depending on the application the range varies. The chart below is a guideline. Clearance (+)   ←   0   →  Clearance (-) Light-motion is required range 38 High-accuracy is required range 38 No-play is required range 38 ■Slide Bush, Radial Clearance (-) Limit...

Open the catalog to page 2

All NB Europe catalogs and technical brochures

  1. FIT SERIES

    2 Pages

  2. LINEAR SYSTEM

    21 Pages

  3. SLIDE GUIDE

    4 Pages

  4. SLIDE SCREW

    4 Pages

  5. ACTUATOR

    39 Pages

  6. SLIDE WAY

    33 Pages

  7. SHAFT

    15 Pages

  8. STROKE BUSH

    15 Pages

  9. TOPBALL

    11 Pages

  10. SLIDE BUSH

    70 Pages

  11. BALL SPLINE

    22 Pages

  12. SLIDE GUIDE

    40 Pages

  13. General catalog

    289 Pages

  14. Shaft Leaf

    9 Pages

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