compensation device and compensation method for visual 3D point cloud data based on vibration sensor

The invention discloses a compensation device and a compensation method for visual 3D point cloud data based on a vibration sensor. The compensation device designs a camera anti-vibration module in a laser camera for scanning a to-be-measured workpiece, an acceleration sensor is used for capturing a...

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Hauptverfasser: HAN XIUHONG, BAO MINGJIE, ZHANG BIN, HANG JINRU, BIAN SHAOSHUN, CHEN XIUCAI, LU ZHONGZHI, ZHOU PENGZHONG, YANG KAIGE, MAN YIQIAO
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention discloses a compensation device and a compensation method for visual 3D point cloud data based on a vibration sensor. The compensation device designs a camera anti-vibration module in a laser camera for scanning a to-be-measured workpiece, an acceleration sensor is used for capturing a vibration signal generated in the horizontal movement process of the camera, and the compensation method uses the device. A world coordinate system is determined through calibration, a temporary coordinate system is constructed, after the acceleration of camera vibration is detected, the displacement of a camera in three directions is solved through quadratic integration, the point cloud offset caused by camera vibration is calculated through coordinate transformation and compensated, the influence of camera vibration on a measurement result is effectively restrained. The precision of workpiece measurement in the high-temperature forging environment is improved. 本发明公开了一种基于振动传感器的视觉3D点云数据的补偿装置及补偿方法,所述补偿装置在扫描待测工件的激光相