Transcription of Best Practices and Preventative Maintenance …
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Best Practices and Preventative Maintenance …
Best Practices and Preventative MaintenanceBearings and bearing and | Baldor Electric Company2 Unmountedbearings Internal to machine Difficult to maintain No interchange Locking? Sealing?Naked Bearings vs. Mounted Bearings| Baldor Electric Company3 Mounted bearings External to machine Easier to maintain Many types and purposes Not all created equal Moderate radial load capacity Moderate thrust load capacity Up to 3-1/2 bore High speed range Up to 12,000 RPM on Grip Tight adapter with labyrinth seal Ball and socket insert design 2 degrees of static misalignmentTypes of Bearings -Ball| Baldor Electric Company4 Spherical roller bearings S-2000 USAF Imperial Tapered roller bearings Type E EXL Special DutyTypes of Bearings -Roller5 Spherical roller Tapered rollerMisalignment| Baldor Electric Company6 Ball bearingBearing Terminology LoadRadial LoadThrust or Axial LoadThrust or Axial LoadRadial LoadBearing Terminology-Misalignment Alignment Misalignment can cause excessive loads, heat, vibra
Inserts –SHAFT ATTACHMENT Concentric Lock 360 Concentric fit to shaft •Less Vibration at Higher Speeds •No Marring of shaft during installation Tapered Adapter Sleeve 360 Concentric fit to shaft Entire Length of Bearing Bore
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