A conveyor belt is a mechanical device consisting of a continuous loop of material or "belt" that moves objects from one location to another. Conveyor belts are commonly used in industries such as manufacturing, food processing, packaging, and transportation, among others.

The belt is typically made of materials such as rubber, PVC, or other synthetic materials that are durable and able to withstand the stress of constant movement. The belt is looped around two or more pulleys, which are rotating wheels with a cylindrical shape. One or more of the pulleys is powered by an electric motor or other power source, which drives the belt and moves the objects along the conveyor.

As the belt moves, it carries objects placed on it from one end to the other. Objects can be loaded onto the belt manually or automatically, depending on the design of the conveyor. In some cases, the conveyor may also have a mechanism for controlling the speed of the belt, which can be useful for regulating the flow of materials or for preventing damage to fragile objects.

Conveyor belts can be designed for a variety of purposes, such as carrying heavy loads, handling delicate materials, or transporting products through different stages of a manufacturing process. They are a reliable and efficient way to move objects from one location to another, and have become an essential tool in many industries.