为了实现对光电编码器在动态状态下的误码检测, 提高批量生产时对光电编码器的误码检测速度, 设计了光电编码器动态误码检测系统。首先, 对光电编码器误码产生原因进行了分析, 并对光电编码器误码进行特征识别。其次, 针对光电编码器误码的特征, 采用微分方法对光电编码器进行动态误码检测。然后, 搭建了光电编码器动态误码检测系统, 设计了软硬件电路。最后, 对所设计光电编码器动态误码检测系统进行实验验证。实验表明: 所设计的动态误码检测系统能够实现对0~8 r/s转速下光电编码器的误码检测, 检测结果直观、准确。检测系统极大的提高了批量生产光电编码器时的检验速度。

A photoelectric encoder measurement system was designed to achieve dynamic encoder measurement and improve the efficiency of the measurement in mass production. Firstly, error sources of photoelectric encoders were analyzed, and their features were recognized. Secondly, based on the feature, encoder measurement was accomplished by adopting differential method, and the detection system was designed by software and hardware. Lastly, experiments were conducted to verify the system. The results showed that the system is capable to detect encoder errors at speeds ranging 0-8 r/s, and the results are straightforward, accurate, and swift, which highly improve the efficiency of encoder measurement.