7.A] Give the classifications of Gear Drives. Enlist each of their applications
Answer:-
Spur Gear:
A spur gear is the most common type of gear. They have Straight teeth they are mounted
on the parallel shaft. When the spur gears are Engaged the contact will be to the Entire width
parallel to the Axis of the shaft. Spur gears are operating at moderate speeds.
Helical Gear:
Applications of helical gears include Textile industries, plastic industries, air compressors, paper industries, rolling processes, oil industries, etc.
Bevel Gear:
Bevel gears are used in the differential gearbox of the automobile, hand drills, agricultural machines, printing machines, mining, robotics, cement mills, etc.
Worm Gear:
Worm gear applications include Transportation machinery, machine tools, speed reducers, lifts, screw conveyors, etc.
Rack and Pinion Gear:
The applications of Rack and pinion include steering mechanisms of cars, lock gate control for canals, stairlifts, actuators to control the valves of pipelines, etc.