- Title: Design of Machine Elements I
- Department: Mechanical Engineering
- Author: Prof. S.K.Roychowdhury,Prof. B. Maiti,Prof. G. Chakraborty
- University: IIT Kharagpur
- Type: WebLink
- Abstract:
Module-1
Lecture-1
Design philosophy
Design-A decision-making process
Machine design
Design of machine elements
Design principle
Lecture-2
Design Procedure
Types and considerations.
Stochastic design principles
Lecture-3
Engineering Materials
Classification and properties
Lecture-4
Engineering Materials
ISO codes.
Module-2
Lecture-5
Stresses in Machine Elements
Types of simple stresses
State of stress at point-implications
Lecture-6
Stresses in Machine Elements
Principal stresses
Compound stresses in machine parts
Module-3
Lecture-7
Design for strength
Static loading
Theories of failures
Allowable stress
Factor of safety
Lecture-8
Strain
Strain components
Stress-strain relationship
Lecture-9
Stress concentration factor
Stress intensity factor
Lecture-10
Design for variable loading
Fluctuating stresses
Fatigue failure
Strain and stress life
Endurance limit
Fatigue strength
Lecture-11
Fatigue strength and design
Modified Goodman diagram
Gerber Line
Soderberg line
Lecture-12
Design for combined fatigue loading
Module-4
Lecture-13
Fasteners
Types and uses
Design of pin joints
Lecture-14
Fasteners
Design of cotter and knuckle joints
Lecture-15
Keys
Types and uses
Design of machine keys
Lecture-16
Fasteners
Couplings
Types and uses
General design principle
Lecture-17
Fasteners
Flange couplings
Rigid and flexible
Design procedures
Module-5
Lecture-18
Threaded fasteners
Thread forms
Types of threaded fasteners
Lecture-19
Threaded fasteners
Design of bolted joints
Dynamic loading
Lecture-20
Power screws
Working principles
Lecture-21
Power screws
Design procedure
Module-6
Lecture-22
Riveted joints
Rivets
Types and uses
Riveted joints
Types and efficiency
Lecture-23
Riveted joints
Design procedure
Lecture-24
Welded joints
Types of weldments and symbols
Strength of welded joints
Lecture-25
Welded joints
Design principle
Lecture-26
Eccentric loading of riveted, welded and bolted joints
General Design principle
Module-7
Lecture-27
Mechanical Springs
Helical springs
Stresses and Deflection
Lecture-28
Helical Springs
Stresses and deflection
Design principles
Lecture-29
Leaf springs
Stresses
Design principles
Lecture-30
Levers
General design principles
Lecture-31
Levers
Types and design procedures
Lecture-32
Brackets
Types Design principles
Module-8
Lecture-33 Shafts
Static loading: stresses
Design principle
Lecture-34 Shafts
Fatigue loading
Lecture-35 Shafts
Design principle for fatigue loading
Module-9
Lecture-36 Thin cylinders
Stresses
Lecture-37 Thick cylinders
Design principles
Thick cylinders
Stresses due to internal and external pressures
Lecture-38 Thick cylinders
Design methodology for enhanced pressure