Nine-axis linkage intelligent welding process optimization method based on analogue simulation and digital twinning

By employing a nine-axis linkage intelligent welding process, combined with simulation and digital twin technologies, multiple bottlenecks in traditional robotic welding systems in high-end manufacturing have been solved, achieving precision and efficiency in the welding process, and improving welding quality and equipment utilization.

CN121998183APending Publication Date: 2026-05-08南宁桂电电子科技研究院有限公司 +1
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Patent Information

Application Number
CN202610071245.6
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-01-20
Publication Date
2026-05-08

AI Technical Summary

Technical Problem

Traditional robotic welding systems suffer from several problems in high-end manufacturing and non-standardized applications, including time-consuming manual operation for programming and teaching, lack of intelligent perception and adaptive capabilities, numerous safety hazards, difficulty in integrating systems for independent operation, insufficient precision in welding equipment coordination, difficulty in controlling welding deformation, high process debugging costs, and inability to monitor and optimize in real time.

Method used

Employing a nine-axis linkage intelligent welding process, a three-dimensional model is constructed using simulation and digital twin technology. Combined with AI multi-objective optimization algorithms, the optimal welding sequence and process parameters are generated, enabling automated and real-time optimization of welding trajectory planning and parameters. By combining the closed-loop collaborative control of a six-axis welding robot and a three-axis positioner, a virtual-real two-way data interaction channel is established to achieve intelligent management and control of the welding process.

Benefits of technology

It achieves precision and efficiency in the welding process, reduces deformation and weld quality defects, improves equipment utilization and production efficiency, shortens the trial and error time for new product processes, and enhances welding quality and consistency.

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Abstract

The invention discloses a nine-axis linkage intelligent welding process optimization method based on analogue simulation and digital twinning. An existing welding process mostly depends on artificial experience and single equipment control, and an integrated processing system of simulation prediction, equipment cooperation, virtual-real linkage and iterative optimization is lacked. According to the nine-axis linkage intelligent welding process optimization method, a platform is built based on simulation software, after a three-dimensional model of a to-be-welded component is built, the three-dimensional model of the to-be-welded component is subjected to multi-physics field coupling simulation processing to obtain welding data, the welding data is input into an AI multi-target optimization algorithm to form a simulation data training model, and the simulation data training model is used for training the to-be-welded component. Screening according to the simulation data training model to obtain a processing process of an optimal welding sequence and process parameters; through deep integration of intelligent equipment integration, technological process simulation optimization and digital twin control, the problems of low efficiency, poor quality and large deformation in a traditional manufacturing mode are systematically solved.
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