细纱断头捻接作业机器人的原纱纱头精准定位方法及系统

By monitoring yarn static electricity in real time and using deep neural networks to predict dynamic deviation vectors, the robot path and gripping force are dynamically adjusted, solving the problem of inaccurate yarn end positioning caused by static interference and improving yarn end positioning accuracy and splicing success rate.

CN122082173BActive Publication Date: 2026-07-17DONGHUA UNIV

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
DONGHUA UNIV
Filing Date
2026-04-27
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

In textile production, electrostatic interference can cause inaccurate yarn end positioning, affecting the splicing quality. Existing technologies make it difficult to monitor and dynamically adjust robot operation strategies in real time to overcome electrostatic interference.

Method used

By monitoring the static electricity data of the yarn surface in real time using electrostatic sensors and combining it with a deep neural network model to predict the dynamic deviation of the yarn end positioning caused by electrostatic interference, the robot's operation path and gripping force are dynamically optimized to ensure accurate positioning.

Benefits of technology

It effectively suppresses yarn tip deviation caused by static electricity and environmental fluctuations, improves yarn tip positioning accuracy and splicing success rate, and reduces the risk of yarn breakage and splicing failure.

✦ Generated by Eureka AI based on patent content.

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Abstract

本发明属于纺纱技术领域,公开了细纱断头捻接作业机器人的原纱纱头精准定位方法及系统。通过分布于捻接作业区域的静电传感器实时采集纱线表面静电电位、电场强度及极性的原始静电数据,在预设时间窗口内进行时域与频域分析,提取静电场波动频率、幅值衰减趋势以及突发性静电脉冲强度与持续时间,生成静电变化特征数据;将静电变化特征数据、环境因素数据及机器人运行状态参数输入预先训练的深度神经网络模型,输出未来设定时间段内静电干扰对纱头定位造成的动态偏差矢量;根据预测结果动态优化机器人操作路径、抓取力度及捻接角度并进行闭环迭代更新,从而抑制静电及环境波动引起的纱头偏移,提高定位精度与捻接质量,降低断纱与接合失败风险。
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