Flexible rubber workpiece 3D wall thickness extraction method based on SAD stereo matching and high-precision equipment cooperation

The invention discloses a flexible rubber workpiece 3D wall thickness extraction method based on SAD stereo matching and high-precision equipment cooperation. The invention provides a flexible rubber workpiece 3D wall thickness extraction method based on SAD stereo matching and high-precision equipment cooperation, and aims to solve the problem of high-precision flexible rubber product wall thickness measurement. The method comprises the following steps: 1, calibrating an industrial camera; 2, obtaining a to-be-detected image; 3, preprocessing the image; 4, edge extraction; 5, performing SAD stereo matching; 6, carrying out collaborative splicing based on image features and high-precision equipment; 7, obtaining the feature wall thickness in a 3D manner; and 8, testing the robustness of the measurement method, analyzing the numerical value consistency and the like. High-precision equipment control and an image processing algorithm are combined to be applied to the field of flexible material vision measurement