Blade diagnosis method, blade diagnosis device, blade tip shape calculation method, and blade tip shape calculation device

摘要

To provide a blade diagnostic method and a blade diagnostic apparatus for diagnosing a blade by calculating the tip shape of the blade.SOLUTION: A blade diagnostic method includes a calculation step of calculating the position of the end part of a blade at a position apart from the center of the blade in the thickness direction by a predetermined distance on the basis of the length in the direction orthogonal to the width direction of a groove formed in a workpiece by a blade at a position apart from the center of the groove by the predetermined distance in the width direction.SELECTED DRAWING: Figure 4