Gear Drive Systems Design and Application

Preface

Types of Gear Drives: Arrangements, Tooth Forms

Physical Arrangement Gear Ratio Torque Loading Efficiency Space and Weight Limitations Physical Environment References

The Involute Curve Gear Tooth Definitions Gear Tooth Generations Gear Teeth in Action Rolling and Sliding Velocities Helical Gears Internal Gears Measurement Over Balls or Wires Engineering Drawing Format Spline Design References

Tooth Loads Strength Rating Bending Stress Rating Durability Rating Compressive Stress Rating AGMA Standards for Enclosed Drive Ratings High-Speed Gearing API Standard Sample Rating Case Scoring Flash Temperature Index Scoring Criterion Number Minimum Film Thickness Criterion Shaft Rating Shaft Stresses Keyways Spline Rating References

Bearings Seals References

Viscosity Viscosity Index Pour Point Gear Lubricants Rust- and Oxidation- Inhibited Oils Extreme Pressure Gear Lubricants Synthetic Lubricants Lubricant Viscosity Selection Types of Lubrication Systems Pumps Filtration Coolers Oil Reservoir Breather (Vent) Piping References

Hardening Fundamentals Hardenability and the Use of Alloy Steels Steel Quality Processing of Through- Hardened Gears Carburizing Nitriding Forging of Gear Blanks Housing Materials Hardness Testing Nondestructive Testing Magnetic Particle Inspection Liquid Penetrant Inspection Surface Temper Inspection References

Hobbing Shaping Lapping Shaving Grinding Honing Other Methods of Gear Tooth Machining Shot Peening Inspection Equipment Functional Inspections References

Gear Quality Material Costs Effect of Quantity on Costs References

Analysis of Planetary Gear Arrangements Stoekicht Design References

Couplings and System Alignment Alignment Procedure References

Testing Special Tests Initial Field Startup Condition Monitoring References

Storage Overhaul and Spare Parts Troubleshooting References