Orienting device based on inertia wheel type steel coil lifting appliance, using method and application

The invention belongs to the technical field of coil steel loading and unloading automatic operation equipment, and discloses an inertia wheel based orienting device of a steel coil lifting appliance, and the orienting device can be connected with a top cross beam and a top box body; the orientation device comprises a power source, a motor, a reduction gearbox, an inertia wheel and an attitude sensor, the power source is connected with the motor, the reduction gearbox and the attitude sensor, the reduction gearbox comprises an input shaft and an output shaft, the input shaft of the reduction gearbox is coaxially connected with the output shaft of the motor, and the output shaft of the reduction gearbox is coaxially connected with the inertia wheel. The inertia wheel is coaxially arranged on the top of the reduction gearbox, and the motor can drive the inertia wheel to rotate in the horizontal direction through the reduction gearbox. The orienting device can realize real-time control of the opening direction o