Steel coil transport trolley of lifting device and using method of steel coil transport trolley

The invention provides a steel coil transportation trolley of a lifting device and a using method, and relates to the technical field of steel coil transportation equipment, the steel coil transportation trolley comprises a frame, a transmission track and a wireless transmitter, track wheel sets are connected to the two sides of the front face and the back face of the frame through bolts, wheels are installed in the track wheel sets, and the bottoms of the wheels are matched with the transmission track; the position of the trolley and the state of a steel coil are monitored in real time through sensing elements such as a proximity switch and a laser rangefinder, smooth proceeding of the whole process is ensured, it is ensured that the trolley can accurately reach the designated position through application of the laser rangefinder, the working efficiency and safety are improved, and the production cost is reduced. A guide rail sliding block transmission mechanism ensures the stability and the accuracy of the