The trolley of the industrial crane is a device specially used for driving on the lifting machinery. It is usually made of steel structure and has strong load carrying capacity and stability. The car is equipped with an electric drive system, which can control its driving direction and speed by remote control or control console. You could see from this video, there are gear box and motors, brakes, etc. They are mainly devices of the trolley. The trolley of the industrial crane is usually used for the handling and lifting of goods in factories, docks, warehouses and other places. It is capable of driving on the beam of a lifting machine, moving goods from one position to another, or lifting and placing goods in a designated position. The trolley is usually equipped with safety protection devices, such as limit switches, heavy load protection devices, etc., to ensure safe operation. In addition, the car can also be equipped with various auxiliary equipment according to actual needs, such as fixtures, hooks, etc., to adapt to different lifting operations. The trolley of industrial crane has the characteristics of high efficiency, flexibility and safety, which can improve the efficiency and accuracy of lifting operations and reduce manpower input and labor intensity. It plays an important role in industrial production and is widely used in Industrial cranes such as overhead crane, gantry crane, port crane, bridge cranes, it mainly is for double girder cranes.