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Deep Groove Ball Bearings Id

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Deep Groove Ball Bearings Id

  1. 1. Deep Groove Ball Bearings
  2. 2. Deep Groove Ball Bearings
  3. 3. Deep Groove Ball Bearing Components Seal Rolling elements Inner ring Outer ring Cage Seal
  4. 4. Axial and Radial Load Capability Radial load Combined load FrAxial load Fa
  5. 5. Seal and Shield Variations Shields Low-friction seals Seals-Z and -2Z -RZ and -2RZ -RS1 and -2RS1 Contaminant Silent Grease Speed exclusion running retention capability
  6. 6. Characteristics of Different SealsApplication Shield SealNeed 2Z 2RZ 2RS1Low friction +++ ++(+) –torqueHigh speed +++ ++(+) –abilityGrease + ++ +++retentionDust + ++ +++exclusionWater – – +exclusionLow/high Depends on: Depends on:operatingtemperature Grease – Grease – Rubber mix+++ Excellent ++ Good + Fair – Poor
  7. 7. Application: Worm Wheel
  8. 8. Snap Ring and Filling Slot, Drive End
  9. 9. Check Machine Drawings and Fits
  10. 10. Preparations for Efficient Dismounting
  11. 11. Preparations before Bearing Changes
  12. 12. Dismounting a Deep Groove Ball Bearing
  13. 13. Removing the Interference Fit Outer Ring
  14. 14. Press
  15. 15. Using Bearing PullersExternal Internal BlindSpread Reach Withdrawal force
  16. 16. Pulling on the Inner Ring
  17. 17. Pulling on the Inner Ring
  18. 18. Pullers for Difficult ApplicationsDesignation Bore diameter SKF bearing mm seriesTMBP 20 105 – 160 60 65 – 150 62 45 – 105 63 30 – 85 64
  19. 19. Smaller Pullers for Blind HousingsDesignation Bore diameter SKF bearing mm seriesTMBP 61 10 – 100 60 10 – 85 62 10 – 65 63 17 – 50 64
  20. 20. Spring Operated Jaw PullerDesignation Width of Effective Withdrawal grip length of force (spread) arms (reach) kN mm mm TMMA 3 36 – 150 150 30 TMMA 5 52 – 200 200 50 TMMA 8 75 – 250 250 80
  21. 21. Before Fitting Bearings
  22. 22. Check Bearing and Keep Protected
  23. 23. Check Lubricant
  24. 24. Cold Bearing Fitting
  25. 25. Press Fitting
  26. 26. Principle of Induction Heating
  27. 27. Induction Heater RangeA = TMBH 1 B = TIH 025/TIH 030 C = TIH 060 D = TIH 120
  28. 28. Small Induction Heaters

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