| A gear assembly generally consists pairs of gears | | | | consists of a set of gears with different diameters is |
| which are either driving or being driven. The gear | | | | positioned. Gear units are not stand alone machines |
| assembly is used to provide the rotational force | | | | and they connect the driving and the driven machines. |
| between the driving and the driven gears of the | | | | Thus the torques and rotational speeds gets changed. |
| assembly. While assembling this, the distance ratio | | | | They are a common feature in high speed rotating |
| should be taken into account and also this should be | | | | machinery. |
| maintained fixed as it ensures the fixed speed of the | | | | Gear box also known as gear head, speed reducer |
| assembly. Some of the gear assemblies are discussed | | | | and gear reducer is an important component in gear |
| here. | | | | assembly. It is mainly used to transmit the cause of |
| Geared actuators are devices which are used to | | | | rotational motion between two shafts. They are usually |
| control a mechanical device or system. They are used | | | | kept in casings which help in safe functioning and |
| to put something into action intelligently. After getting | | | | provide structural support. They can also be used to |
| low power signals these actuators will amplify the | | | | increase the speed. There are a lot of varieties of |
| signals as per the required output. They can produce | | | | gearboxes which can be used for a wide range of |
| both linear and rotational motion. | | | | applications. |
| Gear mandrels are used to shape any machine works. | | | | Gear trains consist of a combination of two of more |
| In a lathe say for example the component which holds | | | | gears which combine and rotate among one another |
| the machined piece is called the mandrel. The term | | | | by engaging their teeth together. They have an arm |
| mandrel generally refers to the component which | | | | and an electric motor on top of the system of gears |
| provides tight grip for other movable components. | | | | which provide the necessary torque. Their usage can |
| A gear unit is one type of gear assembly which | | | | e found in our watches or clocks. |