Mechanical Engineering(6th Sem.)
Machine Design – II Books__________________________________Machine Design Book-1 27/01/2012
Shared by: Nilesh Nagvansh
Textbook Of Machine Design 21/01/2012
Uploaded by> MYcsvtu Notes
Machine Design – II__________________________________1. Unit-1
2. Unit-2
3. Unit-3
4. Unit-4
5. Unit-5
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Machine Design – II SyllabusUNIT – 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. |
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