Design of Mechanical Transmission Systems

Week 1 : Course Introduction, Evaluation, and application of Gearbox, GP, Step Ratio, Preferred Numbers, Structural Formula & Rules of optimum Gearbox, Ray diagram construction.

Week 2 : Machine Tool Gearbox - Kinematic diagram construction, Centre distance and teeth calculation, Problem solving.

Week 3 : Automobile Gearbox - General engine operation and transmission types, Saw tooth diagram and design procedure for gearbox, Problem solving, tyre specification. 

Week 4 : Basic transmission types and kinematic diagram, Gear failures and material selection, module calculation concept – part I.  

Week 5 : Module calculation concept – part II, shaft design, lubrication selection and method, bearing selection and gearbox losses.

Week 6 : Brake - Introduction, working principle and types, Torque requirement for drum brake systems, Problem solving.

Week 7 : Torque requirement for disc brake systems, static and dynamic analysis, dynamic analysis – brake force distribution and optimum.

Week 8 : Problem solving, Braking efficiency & distance and brake factor, Problem solving and friction materials.

Week 9 : Thermal analysis and braking conditions, Energy and power, braking power absorbed by lining and drum/disc, Single stop braking and repeated braking – temperature analysis.

Week 10 : Brake - Thermal analysis problem solving.

Clutch: Types and working method, Torque transmitting capacity – uniform pressure & wear theories.

Week 11 : Clutch - Multiple discs and cone clutches, problem solving, Centrifugal clutch, Dynamic analysis

Week 12 : Clutch - Dynamic analysis problem solving 

Belt Drives - Introduction and types, Geometrical relationship for open and crossed belt drives - V and micro-v belts, Selection of V and micro-v belts, V and micro-v pulley design.

• P.H. Joshi (2007), Machine Tools Handbook – Design and Operation, Tata McGraw Hill, New Delhi
• N. K. Mehta (2010), Machine Tool Design and Numerical Control, McGraw Hill, New Delhi.
• G. Lechner and H. Naunheimer (1999), Automotive Transmissions: Fundamentals, Selection, Design and Application, Springer, Berlin.
• Peter Lynwander (1983), Gear Drive Systems : Design and Application, Marcel Dekker Inc, New York.
• Stephen P radzevich (2012), Dudley’s Handbook of Practical Gear Design and Manufacture, CRC Press, New York.
• Damir Jelaska (2012), Gears and Gear Drives, Wiley Publication,Chichester, UK
• Gitan Maitra (2001), Handbook of Gear Design, Tata McGraw Hill, New Delhi.
• A. Stokes (1992), Manual Gearbox Design, Butterworth Heinemann.
• U.C. Jindal (2010), Machine Design, Pearson, New Delhi.
• N.A. Rothbart (1995), Mechanical Design and Systems Handbook, MaGraw Hill Book Co., New York.
• T.P. Newcombe and R.I. Spur (1969), The Braking of Road Vehicles, Chapman and Hall Ltd., London.
• Andrew J Day et al (2013), Braking of Road Vehicles, University of Bradford, UK
• Rudalf Limpert (1992), Brake Design and Safety, SAE, Philadelphia, USA
• Bert Breuer and Uwe Dausend, Advanced Brake Technology, SAE, Philadelphia, USA.
• Neimann (1980), Machine Elements, Allied Publisher, New Delhi.
• H.H. Mabie, and F.W. Ocvirk (1976), Mechanisms of and Dynamicsof Machinery, John Wiley.
• J.E. Shigley (1989), Mechanical Engineering Design, McGraw Hill.

The course is free to enroll and learn from. But if you want a certificate, you have to register and write the proctored exam conducted by us in person at any of the designated exam centres.