Deviation hole measuring device and measuring method

The invention relates to the technical field of aircraft detection, in particular to a deviation hole measuring device and method, and the device comprises a measuring ruler, a hole measuring column, a limiting indicating part, and a sliding connection part. The top end of the measuring hole column is fixedly connected with the bottom end of the measuring ruler; the limiting indicating piece comprises a connecting plate, a scale indicating line and a U-shaped wrapping part; the scale indicating line is arranged on the connecting plate, and the U-shaped wrapping part is fixedly connected with the bottom of the connecting plate; the measuring ruler is provided with a guide groove and measuring scales, and the sliding connecting piece is matched with the guide groove, so that the connecting plate is in sliding connection with the measuring ruler. According to the technical scheme, the structure is simple, the operation is convenient, the manufacturing cost and the material cost are low, the hole offset distance