Fundamentals of Gear Design and Application
What Will You Learn
- Describe the "Law of Gearing," conjugate action and specifically, involute profiles
- Review the various definitions and terms used in gearing
- Identify the function and operation of all gear arrangements
- Appraise preliminary design considerations and the gear system design process
- Explain practical gear measurement and inspection techniques, tools and equipment
- Recognize "Best Practices" in regards to gear system design
- Discuss some of the new and automated gear design systems
Is This Course For You
More specifically, anyone responsible for the following will benefit:
- Mechanical power transmission system design, development, durability assessment and application
- Application and development of geared systems technologies
- Management of transmission designers and manufacturers
- Supply of components and sub-systems to mechanical power transmission system manufacturers
Materials Provided
Course Requirements
Topics
- Principles of Gears
- Purpose of gears
- Basic concepts -- Law of gearing; common tooth forms
- Classification of gears
- Definitions and terms used in gearing
- Velocity ratio
- Pitch surfaces
- Gear Tooth Action
- Conjugacy
- Profile curves
- Surface of action
- Profile sliding
- Gear Geometry and Nomenclature
- Principle of planes
- Tooth nomenclature
- Blank nomenclature
- Gear Arrangements
- Simple gear train
- Compound gear train -- ratios
- Epicyclic -- configurations (solar, planetary, star); ratios; tooth number selection and build requirements; application
- Preliminary Design Considerations
- Gear type selection
- Preliminary estimate of size
- Stress formulations
- Gear Drawing Data
- Gear System Design Process
- Calculation of gear tooth data
- Gear rating practice
- Gear Design Process
- Layout
- Root geometry
- Backlash
- Gear Measurement and Inspection
- Dimension over pins
- Pin diameter
- Modify pin diameter and dimension over pins
- Pin contact point
- Charts - involute; lead; red liner
- Dimension sheet
- Gear Design Systems and Best Practices
- Common proportions
- Interchangeability
- Tooling considerations
- Mounting considerations
- Best practices
- Application