Rail Deflections

From Teamnumber1

Revision as of 20:25, 13 April 2007 by Martin (Talk | contribs)

The Mathcad file for determining rail deflection from a given diameter, and vice-versa: mathcad file.

The Excel file contain tables of maximum deflections & diameters: excel file.

Based on sensitivity of the errors, we chose a rail diameter of 1/2", and equivalent bushings specified below.


Bushing Selection

http://www.mcmaster.com/

Plain Bearings This product matches all of your selections.

Part Number: 2610T17

$2.98 Each

Material Plastic Plastic Type Delrin Type Sleeve Bearings For Shaft Diameter 1/2" Shaft Diameter Tolerance +0.002" to -0.000" Outside Diameter 5/8" Outside Diameter Tolerance +0.002" to -0.000" Length 3/8" Length Tolerance ±0.005" Load (P Max) 1,000 Speed (V Max) 1,000 Load at Speed (PV Max) 2,700 Temperature Range -20° to +180° F Specifications Met Not Rated

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