一种三维测量方法、装置、电子设备及存储介质

本发明公开了一种三维测量方法、装置、电子设备及存储介质，属于3D视觉技术领域。本发明的三维测量方法包括：获取预设的标定块和标定块的3D模型数据；通过预设的3D相机获取标定块的第一点云数据；对第一点云数据进行滤波处理，得到第二点云数据；对第二点云数据进行特征提取处理，得到第三点云数据；对标定块的3D模型数据和第三点云数据进行配准处理，得到3D相机的拍摄位姿数据；通过3D相机获取目标工件的第四点云数据；根据拍摄位姿数据，对第四点云数据进行拼接处理，得到目标点云数据；这种三维测量方法通过获取梯形凸台的点云数据以校准3D相机的拍摄位姿数据，从而提高对工件参数的测量精度。

The invention discloses a three-dimensional measurement method and device, electronic equipment and a storage medium, and belongs to the technical field of 3D vision. The three-dimensional measurement method comprises the following steps: acquiring a preset calibration block and 3D model data of the calibration block; acquiring first point cloud data of the calibration block through a preset 3D camera; filtering the first point cloud data to obtain second point cloud data; performing feature extraction processing on the second point cloud data to obtain third point cloud data; performing registration processing on the 3D model data of the calibration block and the third point cloud data to obtain shooting pose data of the 3D camera; acquiring fourth point cloud data of the target workpiece through the 3D camera; performing splicing processing on the fourth point cloud data according to the shooting pose data to obtain target point cloud data; according to the three-dimensional measurement method, the shooting pose data of the 3D camera is calibrated by acquiring the point cloud data of the trapezoidal boss, so that the measurement precision of workpiece parameters is improved.