"线结构光振镜扫描测量系统通用标定方法研究与优化"。

The universal calibration method for a line structured light galvanometer scanning measurement system described in the document "一种线结构光振镜扫描测量系统通用标定方法.docx" provides a comprehensive approach to improve the accuracy and efficiency of three-dimensional surface measurement. Through the manipulation of a single mirror, this system offers a compact and efficient solution for capturing complex surface features with high precision. By establishing a direct relationship between the coefficients of the reflected laser plane equation and the angle of the galvanometer, the calibration process is simplified, reducing the complexity of system setup and enhancing the versatility of the method. Taking into account the relative positioning of the system components, a general expression for the coefficients of the laser plane equation as a function of the galvanometer angle is derived, allowing for a more streamlined calibration process. Through the use of specific galvanometer angles to determine the coefficients of the laser plane equation, the calibration method utilizes the least squares method to obtain the unknown coefficients in the expression. The experimental results demonstrate the effectiveness of the proposed calibration technique, with a maximum relative deviation of -0.3029% in height measurements of step blocks, showcasing the system's capability to capture multi-scale features of complex surfaces with high accuracy. In summary, the line structured light galvanometer scanning measurement system with the universal calibration method presented in the document offers a robust and efficient solution for three-dimensional surface measurement, providing accurate and reliable results for a wide range of applications. This approach not only simplifies the calibration process but also enhances the system's versatility and adaptability, making it a valuable tool for capturing intricate surface details with precision and efficiency.