Beam Deflection Calculator
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Open Source
- FreeCAD WizardShaft - https://www.freecadweb.org/wiki/PartDesign_WizardShaft. This provides moment of inertia, but not deflection.
Online Calculator
- Yes! Quick analysis - https://www.engineering.com/calculators/beams.htm
Example
1 lb force, on a 12" shaft. Force point in middle of shaft, so this would be worst case scenario
Interpretation: for reference, this is about 100 micron deflection, but if shaft were supported on one end, so actual result is better.