CSVTU B.E. VI Semester Mechanical Engineering Machine Design – II Syllabus

CHHATTISGARH SWAMI VIVEKANAND TECHNICAL UNIVERSITY, BHILAI (C G)

Semester: VI Branch: Mechanical Engg.

Subject: Machine Design – II

Note: 1) Design data book by PSG and ISI data sheets are allowed in the examination.

2) The duration of the paper is 4 (four) hours.

UNIT – I

Spring

Spring materials and their mechanical properties, equation for stress and deflection, helical coil springs of circular

section for tension, compression and torsion, dynamic loading, fatigue loading, Wahl line, leaf spring and laminated

spring.

UNIT – II

GEARS

Spur Gears

Gear Drives, Classification of Gears, Selection of Type of Gears, Law of Gearing, Force Analysis, Gear Tooth

Failures, Selection of Material, Number of Teeth, Face Width, Beam Strength of Gear Tooth, Effective Load on

Gear Tooth, Estimation of Module Based on Wear Strength, Lewis equation, Gear Design for Maximum Power

Transmitting Capacity, Gear Lubrication.

UNIT-III

Helical Gears

Helical Gears, Terminology of Helical Gears, Virtual Number of Teeth, Tooth Proportions, Force Analysis, Beam

Strength of Helical Gears, Effective Load on Gear Tooth, Wear Strength of Helical Gears.

Bevel Gears

:

Bevel Gears, Terminology of Bevel Gears, Force Analysis, Beam strength of Bevel Gears, Wear Strength of Bevel

Gears, Effective Load on Gear Tooth.

UNIT – IV

BEARINGS

Rolling Contact Bearings

Types of ball and roller bearings, selection of bearing for radial and axial load, bearing life, Mounting and lubrication,

shaft scales – contact type and clearance type.

Journal Bearings

Types of lubrication, viscosity, Hydrodynamic theory of lubrication, Sommerfield number, heat balance, selfcontained

bearings, bearing materials.

UNIT – V

Clutches

Friction clutches, Friction materials, Torque transmitting capacity, Single & Multiple plate clutch, centrifugal clutches.

Belt and Rope Drive:

Flat and V-belts, belt constructions, geometrical relationships for length of the belt, analysis of belt tensions,

condition for maximum power, selection of flat & V-belts, adjustment of belt tensions, Wire ropes, stresses in wire

ropes.

TEXT BOOKS

1. Design of Machine Elements from V.B. Bhandari, TMH Publications.

2. Machine Design by Shigley – McGraw Hill Pub.

REFERENCE BOOKS

1. Machine Design by Movnin – MIR Publishers

2. Machine Design by Sharma & Agrawal – Katson publications

3. Principles of Mechanical Design by R. Phelan – McGraw Hill Pub.

4. Machine Design by Suderraj Murthy – Khanna Publishers

5.

 

Machine Design, theory & Practice by Michels Walter, J, Wilson Charles E. & Add, MacMilan Publishers, New York.

 

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