This book presents practical gearbox design and application information to individuals responsible for the specification and operation of mechanical systems incorporating gear drives. It focuses on parallel shaft and planetary units using spur and helical gearing.
Preface
Types of Gear Drives: Arrangements, Tooth Forms
Physical Arrangement Gear Ratio Torque Loading Efficiency Space and Weight Limitations Physical Environment References
Gear Tooth Design
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
Gearbox Rating
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 and Seals
Bearings Seals References
Lubrication Systems
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
Materials and Heat Treatments
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
Manufacturing Methods
Hobbing Shaping Lapping Shaving Grinding Honing Other Methods of Gear Tooth Machining Shot Peening Inspection Equipment Functional Inspections References
Gearbox Economics
Gear Quality Material Costs Effect of Quantity on Costs References
Planetary Gear Trains
Analysis of Planetary Gear Arrangements Stoekicht Design References
Gearbox Installation: Mounting, Alignment, Couplings
Couplings and System Alignment Alignment Procedure References
Gear Unit Operation: Testing, Startup, Condition Monitoring References
Testing Special Tests Initial Field Startup Condition Monitoring References
Maintenance and Failure Analysis: Scheduled Maintenance Actions
Storage Overhaul and Spare Parts Troubleshooting References
Appendix
Index
Biography
Peter Lynwander, Lynn Faulkner
