Course Program
MECHANICAL DESIGN AND FATIGUE ANALYSIS
Introduction and Preliminary Concepts:
- Introduction to the course
- Review of stress and strain states
- Cauchy's tetrahedron
- Mohr's circles
- Principal stresses
- Strain measurement
- Stress concentration factors
- Failure criteria
Static Load Design:
- Design of a mechanical component under static loads: sizing and verification
- Curved beam theory
- Design of a hook
- Elastic instability
- Column with axial load
Fatigue and Life Prediction:
- Introduction to high-cycle fatigue failure of a component
- Wöhler curve
- Factors influencing the fatigue behavior of a component
- Effect of mean load on fatigue behavior: fatigue diagrams
- Fatigue design of a component: sizing and verification
- Life assessment
MACHINE COMPONENTS DESIGN
Shafts and Bearings:
Bearings:
Strength verification
Service life
Wear
Static and fatigue design of:
Helical springs
Torsion bars
Leaf springs
Threaded Joints:
Screws and bolts
Lead screws
Nomenclature, sizing, tightening torque
Shaft-Hub Connections:
Splined profiles
Keys and keyways
Pins
Transmission Systems:
Belts and pulleys
Gears:
Bending strength
Tooth wear
Welded Joints:
Strength verification
