Force measuring device for ship main engine mooring test and testing method thereof

The invention relates to a force measuring device for a ship main engine mooring test and a testing method thereof.The force measuring device comprises a first supporting frame, a second supporting frame and a movable oil cylinder panel, the first supporting frame and the second supporting frame are arranged side by side in the left-right direction, and a plurality of guiding shafts are installed between the first supporting frame and the second supporting frame; a movable oil cylinder panel is transversely installed on the guide shaft in a sliding mode, an oil cylinder structure is transversely installed in the middle of the second supporting frame, a main shaft of the oil cylinder structure is in butt joint with the movable oil cylinder panel, a winding steel rope is installed on the movable oil cylinder panel, the right end of the winding steel rope is connected with one end of a tension meter, and the other end of the tension meter is connected with a steel wire rope. The other end of the tension meter is