Stack separation control method, model training method, and stack separation control system

By dynamically adjusting the speed of the belt conveyor unit using a reinforcement learning model, the problem of poor stacking separation effect in existing technologies is solved, achieving efficient and low-cost stacking separation control, which is suitable for express sorting systems.

CN122403072APending Publication Date: 2026-07-17WUHAN JIDONG INTELLIGENT TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
WUHAN JIDONG INTELLIGENT TECH CO LTD
Filing Date
2026-04-08
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

When faced with packages of varying sizes, weights, and materials, as well as dynamic material feed rates, existing automated conveyor lines cannot make optimal decisions using fixed-rule speed control strategies. This results in poor separation of stacked items and poses high maintenance costs and the risk of equipment damage.

Method used

A reinforcement learning model is used to dynamically adjust the speed of the belt conveyor unit. By combining low-dimensional physical features and high-dimensional visual feature data, differentiated speed combinations are achieved through closed-loop control, which reduces system debugging and maintenance costs and improves the separation effect of stacked parts.

Benefits of technology

It enables adaptive separation of packages of different sizes, weights and shapes, reduces system debugging and maintenance costs, improves separation efficiency, reduces equipment failure risk, and is suitable for the transformation of existing express sorting lines.

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Abstract

本申请提供了一种叠件分离控制方法,应用于工控机,该方法包括:获取当前时刻的目标数据;目标数据包括物理特征数据和至少两个皮带输送单元输送的货物流的视觉特征数据;物理特征数据包括各皮带输送单元的速度数据和用于指示货物分离度的货物数据;通过强化学习模型,基于当前时刻的目标数据确定当前时刻各皮带输送单元的目标速度;强化学习模型在训练过程中的目标奖励值是基于样本采集数据中的物理特征数据确定的;向可编程逻辑控制器发送当前时刻各皮带输送单元的目标速度;可编程逻辑控制器被配置为控制各皮带输送单元以对应的目标速度运行,以通过各皮带输送单元之间的速度差对货物流中的堆叠货物进行分离。本申请能够提高叠件的分离效果。
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