0- A worm gear pair is used to transmit power from an electric motor running at 1500 p.m to the machine running at 60 r.p.m. The axial pitch of the worm is 18.85 mm while the diameteral quotient is 10. If the centre distance is to be fixed at 180 mm, designate the gear pair.
- Explain gear manufacturing methods indicating their relative advantages.
- Discuss the design procedure of spur gears.
- Discuss the role of Lewis and Buckingham equation in design of gear.
- Write down these equations and explain the various variables in the equation.
- Explain the different causes of gear tooth failures & suggest possible remedies to avoid such
- What conditions must be specified for a pair of helical gears to mesh properly?
