用于舱段自动对接的单目视觉相对位姿测量方法及舱段对接方法

By installing target fixtures on the docking surfaces of the modules and using a monocular vision system to calculate the relative attitude and displacement of the modules, the problems of poor versatility and cumbersome operation in existing automatic docking methods have been solved, achieving efficient and accurate automatic docking of modules.

CN119245504BActive Publication Date: 2026-07-17XIAN AEROSPACE SAINENG AUTOMATION TECH CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
XIAN AEROSPACE SAINENG AUTOMATION TECH CO LTD
Filing Date
2024-08-21
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing automatic docking methods have poor versatility in positional relationship calibration, are cumbersome to operate, and traditional rigid tooling positioning methods are labor-intensive, inefficient, and have low accuracy, making it difficult to achieve efficient automated docking.

Method used

Two small target fixtures are installed on the docking surface of the modules. Images are acquired through a monocular vision system, the relative attitude and displacement of the modules are calculated, and the yaw angle, pitch angle and roll angle of the modules are adjusted by an attitude adjustment mechanism to achieve automatic docking.

Benefits of technology

It improves the flexibility and applicability of relative position and orientation measurement, simplifies the calibration process, enhances measurement accuracy and ease of operation, and enables efficient and automatic docking of compartments.

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Abstract

本发明涉及舱段位姿测量方法,具体涉及用于舱段自动对接的单目视觉相对位姿测量方法及舱段对接方法,为解决现有自动对接方法中存在位姿关系标定的通用性较差、操作过程较繁琐的不足之处。本发明舱段对接方法在固定舱段和活动舱段的对接面一一对应各布设L个标靶工装,其中,L≥2;舱段对接方法利用相对位姿测量方法计算活动舱段的相对位姿,具体通过采集待对接状态图像、计算活动舱段的相对姿态、引导调姿机构调整活动舱段的角度、引导调姿机构调整活动舱段位移等步骤实现舱段的自动对接。
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