66kV变电站引流线夹视觉引导拆装方法、设备及介质

By using visual guidance and robotic arm operation, the problem of inaccurate positioning of drainage clamps was solved, enabling efficient and safe assembly and disassembly of drainage clamps, and improving positioning accuracy and work efficiency.

CN120421965BActive Publication Date: 2026-07-17CHANGCHUN POWER SUPPLY OF JILIN POWER

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
CHANGCHUN POWER SUPPLY OF JILIN POWER
Filing Date
2025-04-24
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In the existing technology, the inaccurate positioning of the 66kV substation diversion clamps leads to difficulties in disassembly and assembly, low work efficiency, and the manual operation poses risks of working at height and requires high precision.

Method used

A visual guidance method is adopted, in which the robotic arm recognizes the image information of the drainage clamp, performs component recognition, point cloud fitting and planar parameter calculation, and combines Euler rotation angle transformation to generate an accurate rotation matrix to adjust the pose of the robotic arm, so as to realize the live assembly and disassembly of the drainage clamp.

Benefits of technology

It improves the positioning accuracy and operational efficiency of the drainage clamp, reduces the risks of high-altitude operations, and achieves millimeter-level positioning accuracy and fully automated operation.

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Abstract

本申请涉及视觉定位技术领域,提供一种66kV变电站引流线夹视觉引导拆装方法、设备及介质,通过识别引流线夹图像中纵向排列的两个待拆装组件及组件类型,便于后续根据组件类型对待拆装组件进行针对性处理;通过点云信息进行平面拟合,有效降低了数据维度,提高数据处理效率,还能辅助进行准确的目标定位;根据平面参数计算俯仰角、偏航角、偏航角及两个待拆装组件间的中心点,并结合欧拉旋转角向四元数的转换进一步简化了计算,从而提高定位效率;根据机械臂坐标系修正旋转矩阵,并根据中心点及修正后的旋转矩阵调整输出矩阵,使最终输出至机械臂的矩阵更加准确,从而能够辅助机械臂高效且准确地进行位姿调整,并对引流线夹执行带电拆装。
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