Mumbai University > Mechanical Engineering > Sem 7 > Machine Design 2

Marks: 5M

Year: Dec 2016

1) Spur Gear

• Automobile gearbox
• Machine tool gearbox
• Watches, toys, safe locks

2) Helical gears

• Used along with spur gear in gear box
• Toys, High speed end of gearbox
• Household application (Low noise applications)

3) Bevel gears

• Differential gearbox, applications where shafts are at angle.
• Propeller shafts in automobile, Drill machine chainless bicycle

4) Worm gears

• Tacometer Lathe machine
• Household/Domestic application (as smooth operation)
• Cranes (Due to sdelf locking [worm wheel does not drive worm])