The invention provides a train wheel set size detection method and a corresponding train wheel set size detection device, and the measurement precision and robustness are effectively improved. The invention discloses a method for detecting the size of a train wheel set. The method comprises the following steps of: 1, detecting the arrival of a wheel by using a wheel detection module arranged at the front part; 2, controlling a vision measurement module to project laser by using an electrical control module, continuously collecting multiple frames by using a camera, and acquiring multiple frames of laser light bar wheel images corresponding to each wheel by using a data processing module; step 3, inputting multiple frames of images acquired by each wheel into the trained laser light bar wheel image quality evaluation CNN network for reasoning calculation to obtain a quality evaluation result of each frame of image of the wheel; and step 4, selecting an image of which the quality meets the requirement for each wheel, calculating wheel set geometric dimension parameters according to the visual model, and taking the wheel set geometric dimension parameters as a final result.
本发明提供了一种列车轮对尺寸检测方法,本发明还提供了对应的列车对尺寸检测的装置,其有效提高测量精度和鲁棒性。一种列车轮对尺寸检测方法,其包括如下步骤:步骤一、利用布置于前部的车轮检测模块检测车轮到来;步骤二、利用电气控制模块控制视觉测量模块投射激光、相机连续多帧采集,数据处理模块获取各车轮对应的多帧激光光条车轮图像;步骤三、按照每个车轮将其采集到的多帧图像分别输入训练好的激光光条车轮图像质量评价CNN网络进行推理计算,得到该车轮每帧图像的质量评价结果;步骤四、每个车轮选取质量达到要求的图像根据视觉模型计算轮对几何尺寸参数,作为最终结果。
Train wheel set size detection method and device
一种列车轮对尺寸检测方法及装置
2023-03-28
Patent
Elektronische Ressource
Chinesisch
IPC: | G01B MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS , Messen der Länge, der Dicke oder ähnlicher linearer Abmessungen / B61K Andere Hilfseinrichtungen für Eisenbahnen , OTHER AUXILIARY EQUIPMENT FOR RAILWAYS / G06N COMPUTER SYSTEMS BASED ON SPECIFIC COMPUTATIONAL MODELS , Rechnersysteme, basierend auf spezifischen Rechenmodellen / G06T Bilddatenverarbeitung oder Bilddatenerzeugung allgemein , IMAGE DATA PROCESSING OR GENERATION, IN GENERAL |
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