Speed reducers are fairly easy pieces of machinery. A speed reducer is simply a gear teach between the motor and the machinery that is used to reduce the velocity with which power is transmitted. Swiftness reducers, also called equipment reducers, are mechanical devices more often than not utilized for two reasons. Gear reducers essential use is definitely to duplicate the way of gear speed reducer measuring torque produced by an info power resource to expand the way of measuring usable work.
Speed reducers mainly serve two functions. Initial, they consider the torque produced by the energy source (the input) and multiply it. Second, speed reducers, much as the name implies, decrease the swiftness of the input so that the output may be the correct speed.
How does a quickness reducer increase the torque while decreasing the swiftness? The output equipment of a rate reducer has more tooth compared to the input gear. 
So, while the output gear might rotate more gradually, reducing the velocity of the insight, the torque is increased.
So, last but not least, they take an input power source and raise the torque whilst decreasing the speed.
Speed reducers can be found in many shapes and sizes, but some of the very most commonly found velocity reducers are gearboxes.