UNIT 1:
Crane hook and C frame, design based on strength and stiffness
Calculation of principle stresses for various load combinations
Direct, Bending and torsional stress equations
Factor of safety, theories of failure,
Introduction to the design process - factors influencing machine design
Selection of materials based on mechanical properties, Preferred numbers, fits and tolerances
Eccentric loading, curved beams
Direct, Bending and torsional stress equations
UNIT 2:
Stress concentration - Theoretical stress concentration factor - Size factor
S-N curve – Continued cyclic stress Soderberg, Goodman and Gerber relations.
Stress concentration - Theoretical stress concentration factor - Size factor
Variable and cyclic loads – Fatigue strength
Surface finish factor - fatigue stress concentration factor - notch sensitivity
UNIT 3:
Design of solid hollow shafts based on strength
Design of solid and hollow shafts based on rigidity, critical speed
Design of solid and hollow shafts based on rigidity, critical speed
Design of solid and hollow shafts based on rigidity, critical speed
UNIT 4:
Design of helical springs under constant and variable loads.
Design of leaf springs under constant and variable loads
Design of torsional springs under constant and variable loads
Design of Rolling Contact Bearing
Design of Sliding Contact Bearing
Design of Sliding Contact Bearing
Design of Rolling Contact Bearing
Design of Rolling Contact Bearing
UNIT 5:
Design of Flywheel Pulleys
Design of Flywheel Pulleys
Case study on Design and Analysis of Engine Components.