基于智能检测技术精确高效测量叶轮叶片

Accurate and Efficient Measurement of Impeller Blade Based on Intelligent Detection Technology

叶轮叶片型面通常为自由曲面,结构较为复杂,对叶轮叶片进行智能化检测和误差评定是保证叶轮叶片曲面加工质量的关键。对此,提出了基于智能检测技术对叶轮叶片进行精确、高效测量的方法。在测量中,使用三坐标测量设备,将叶轮叶片智慧装夹、测量路径规划、曲面拟合分析的结果用于优化后续加工的装夹姿态与快速误差修正,由此提高叶轮叶片的制造精度和加工效率。

The impeller blade profile is usually a free-form curved surface,and the structure is relatively complex.Intelligent detection and error evaluation of the impeller blade should be the key to ensuring the processing quality of the impeller blade curved surface.In this regard,a method based on intelligent detection technology to accurately and efficiently measure impeller blade was proposed.In the measurement,CMM is used,the analytical results of intelligent clamping,measurement path planning,and surface fitting of impeller blade are used to optimize the clamping attitude of subsequent processing and rapid error correction,thereby improving the manufacturing accuracy and processing efficiency.