Working of bearings and their different types

Bearing is a rotating device that is used to reduce friction while allowing linear and rotational movements. Resembling small wheels, bearings literally allow a machine to roll over it for smooth function. The friction is reduced between the bearing and the surface which is rolled over it. The uses of bearings, while reducing friction enhance speed and efficiency.

Bearings are basically made of small ball that have smooth surfaces both on internal and external front. The bearings themselves carry the load of the weight. It is the load of the surface which rotates the bearings. The loading on the bearings are not the same and the loading is of two types, radial and thrust.

In radial load, like that of a pulley, the weight on the bearings causes it to rotate and roll. In thrust load, the stress on bearings is on entirely different way.  Some bearings are designed to carry both radial and thrust load. The tries of car are both used to carry radial and thrust load. Bearings can be divided into different kinds depending on the type of load they are made to carry and the amount of that load.

Ball bearings are very common type of bearings. They can handle both type of thrust and radial load but the amount of the load is very small. They can be found in wide applications such as roller blades and hard drives. These bearings can break if more than permitted load is put on them.

Roller bearings NSK Ball bearings in Delhi are made to carry large amount of load. This bearing is in form of a cylinder, where the load is distributed over a large area, this design permits the bearing to take large load. This design is meant only for radial load not for thrust loads. In application where space is constraint, the needle bearings are used. The needle bearings are used with small diameters cylinder

Ball thrust bearings are made to handle the thrust load in low speed low load applications. Ball thrust bearings are used in bar stool s to support the weight of the seat.

Roller thrust bearings SKF Bearing dealer in Delhi are used to handle the large thrust load. They are used in cars, where they handle the handle the helical gears. . Tapered roller bearings are used to handle both radial and thrust loads.  They are used in car hubs because car wheels have to take large amount in both radial and thrust variety. Some bearings are made for specific uses. The magnetic bearings and giant roller bearings are the example of these types of bearings. Magnetic bearings are used in high speed devices because they have no moving parts and provide stability for devices that move very fast. Giant rollers bearings are use do move large structure like buildings and large structural components.  They are also used at shipyards to move the ships for repair works.