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THEORY OF MACHINES
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DI03000141
Code: DI03000141
Credits: 4
Semester 3
Production
Theory of Machines and Mechanisms
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Follow on Instagram for UpdatesTheory of Machines and Mechanisms Syllabus — Unit-wise Content
The official GTU curriculum for Theory of Machines and Mechanisms (subject code DI03000141) as prescribed for Production · Semester 3 divides the course into 6 units, covering 63 listed topics. The unit-wise breakdown below is read from the GTU syllabus document for this subject code, so you can check what the course actually covers before deciding which papers to attempt.
Download the official syllabus PDF (DI03000141)Unit 1 Motions & Mechanisms
- 1.1 Theory of machines: Introduction
- scope and importance in design and analysis
- basic terminology that has already been studied in Engineering Mechanics. 1.2 Kinematics of Machines: Definition of Kinematics
- Kinematic link
- Kinematic pair, and its types
- degree of freedom
- constrained motion and its types
- Kinematic chain and its types
- machine, and structure. 1.3 Inversions of four-bar chain
- Single Slider Crank chain and Double Slider Crank Chain. 1.4 Concept of velocity and acceleration of a point on link by relative velocity method in four-bar chain and single slider crank mechanism (without numerical)
Unit 2 Cams and Followers
- definition and application of Cams and Followers. 2.2 Classification of Cams and Followers. 2.3 Different follower motions and their displacement diagrams like Uniform velocity
- Simple harmonic motion (SHM)
- Uniform acceleration and retardation. 2.4 Drawing of a profile of radial cam with a knife-edge
- roller & flat- faced follower with and without offset with reciprocating motion (Graphical method)
Unit 3 Bearings, Clutches, Brake & Dynamometer
- basic terminology of friction
- types and application of friction
- simple numerical based on friction. 3.2 Uniform pressure and Uniform wear theories. 3.3 Types of thrust bearing
- Torque and Power lost in Flat pivot
- conical pivot
- single collar
- multi-collar bearing and it's numerical. 3.4 Function of Clutch and its application
- Construction and working of Single plate clutch
- multi-plate clutch
- Centrifugal Clutch
- Cone clutch
- Diaphragm clutch
- (Simple numerical on single and multi- plate clutch) 3.5 Function of brake and its application
- Construction and working of i) block brake ii) band brake iii) Band & block brake iv) internal expanding shoe brake v) disc brake (without numerical). 3.6 Dynamometer- Function
- Construction and working of i) Rope Program Name: Engineering Level: Diploma Branch: Mechanical Engineering / Mechanical Engineering (CAD/CAM) / Mechatronics Engineering Course / Subject Code: DI03000141 Course / Subject Name: Theory of Machines and Mechanisms Brake
- ii) Hydraulic iii) Eddy current
Unit 4 Power transmission
- need, and types of power transmission. 4.2 Types of Drives-Belt
- Gear and their comparison with applications
- advantages & limitations. 4.3 Flat belt
- V-belt & its applications
- angle of lap, belt length
- Slip and Creep
- Determination of velocity ratio
- the ratio of tight side and slack side tension
- centrifugal tension and initial tension
- condition for maximum power transmission (Numerical on belt drives) 4.4 Rope Drives- types
- Advantages & limitations of steel ropes 4.5 Chain Drives- Advantages & disadvantages
- Selection of chain & sprocket wheels 4.6 Gear Drives- Classification of Gears - Nomenclature of a gear - explanation and applications of spur
- helical and bevel gears
- worm and worm wheel
- rack and pinion
- types of gear trains
- their selection for different applications. 4.7 Train value & Speed ratio for Simple
- Compound, and Riveted gear trains using spur gears (Numerical of gear drive for finding Speed ratio or Train ratio excluding epicyclic gear train)
Unit 5 Flywheel and Governors
- 5.1 Flywheel- Concept
- function and application of flywheel with the help of turning moment diagram for Single cylinder double acting steam engine
- Single cylinder 4 -Stroke I.C
- Co-efficient of fluctuation of energy
- Co-efficient of fluctuation of speed
- Energy stored in a Flywheel and its significance
- Simple numerical. 5.2 Governor- Concept
- function and application & terminology of Governors
- Explanation of Watt
- Proell. 5.3 Comparison between Flywheel and Governor
Unit 6 Balancing and Vibrations
- 6.1 Concepts and types of balancing. 6.2 Effects of unbalanced masses. 6.3 Balancing of single rotating mass
- Analytical and graphical method for balancing of several masses revolving in the same plane. 6.4 Concept
- types and terminology used in vibration
- causes of vibrations in machines
- their harmful effects and remedies
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