一种焊接机器人的焊前全局规划方法及系统

By combining sparse observation and neural implicit reconstruction techniques with Bayesian deep learning and Markov decision processes, autonomous global planning of welding robots is achieved, solving the problem of reliance on manual intervention in existing technologies and improving production efficiency and flexible automation capabilities.

CN122100191BActive Publication Date: 2026-07-17HUNAN UNIV
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Patent Information

Application Number
CN202610600503.5
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2026-04-30
Publication Date
2026-07-17
Estimated Expiration
2046-04-30

AI Technical Summary

Technical Problem

Existing welding robots lack adaptability when dealing with non-standard components and cannot perform global planning autonomously, resulting in low efficiency and reliance on manual intervention, which cannot meet the needs of flexible automated production.

Method used

By combining sparsely observed RGB-D images with neural implicit 3D reconstruction, and through Bayesian deep learning and Markov decision process models, autonomous decision-making and global planning are achieved to generate welding paths.

Benefits of technology

It enables robots to autonomously perceive and plan, and can autonomously decide when to stop observing under sparse observation conditions, generating global welding planning tasks. This solves the problem of relying on human intervention in existing technologies and improves production efficiency and flexible automation capabilities.

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Abstract

本发明公开了一种焊接机器人的焊前全局规划方法及系统,涉及焊接机器人智能控制技术领域,包括步骤:基于神经隐式表征技术生成待焊钢构件的初始三维空间结构;构建目标构件对应的板件焊缝层次化拓扑图;基于对目标构件各条待焊焊缝的认知置信度计算全局拓扑完备性指数;若全局拓扑完备性指数未达到预设可信阈值,则结合焊接工艺需求在信息增益机制下规划主动补测;若全局拓扑完备性指数达到预设可信阈值,则判定认知完备,输出全局焊接规划任务。本发明的方法,通过评估、决策、执行的循环,迭代地逼近认知完备状态,并最终生成全局焊接规划任务,解决了现有的焊接机器人被动模式工作模式难以满足柔性自动化生产的需求的技术问题。
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Citation Information

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