Article Routing Control for Mixed-Size Logistics Sorting

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Solution Overview

Problem

Current sorting systems in logistics struggle to efficiently handle a wide variety of articles, leading to increased operational burdens and costs due to the need for multiple sorters and manual sorting, which is not cost-effective and delays handling processes.

Innovation Solution

An article management system comprising a receiver, processor, and transmitter that uses article measurement information to select divergence control signals to direct articles to either a sorter or an automated guided vehicle (AGV) based on sorting destination information, enabling efficient routing and sorting of articles of different sizes, shapes, and weights.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple types of sorters are installed to handle every kind of articles, then the handling capability is improved, but the system size increases and cost-effectiveness deteriorates

Engineering Contradiction:
Improvehandling capabilityVSAvoidsystem size
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent applies universality by making a single sorter capable of handling multiple types of articles through adjustable guide walls and configurable sorting zones. The sorter can be reconfigured via control unit to accommodate different article sizes, shapes, and destinations, eliminating the need for multiple dedicated sorters while maintaining versatile handling capability

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent implements dynamics through movable and adjustable guide walls that can be repositioned based on article characteristics. The guide walls dynamically adapt to different article types by changing their positions and configurations, allowing the same sorter hardware to efficiently handle varying article dimensions and sorting requirements

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If manual sorting is used for articles out of sorter capability, then handling flexibility is improved, but labor burden increases and handling speed decreases

Engineering Contradiction:
Improvehandling flexibilityVSAvoidhandling speed
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The patent applies self-service by implementing an automated article recognition and routing system. Sensors and image processing automatically identify article characteristics, and the control unit autonomously determines optimal sorting destinations and adjusts guide wall positions without human intervention, maintaining flexibility while eliminating manual labor

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical sorting operations with automated sensing and control systems. Image processors and sensors substitute for human visual inspection, while motorized guide walls replace manual positioning, thereby maintaining handling flexibility while dramatically increasing processing speed

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Manufacturing precision

If operators manually pick and route articles to respective sorters, then sorting accuracy is improved, but labor cost increases and processing time increases

Engineering Contradiction:
Improvesorting accuracyVSAvoidprocessing time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The patent implements feedback through sensors that continuously monitor article characteristics and positioning. The control unit receives real-time data from sensors, processes article information, and automatically adjusts guide wall positions and sorter configurations to ensure accurate routing, eliminating the need for manual verification while maintaining high sorting accuracy

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent applies preliminary action by pre-configuring guide walls and sorting zones based on anticipated article types. The system proactively adjusts settings before articles arrive, and the control unit pre-determines optimal routing paths based on article characteristics detected in advance, thereby ensuring accuracy while minimizing processing time

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11376634B2Article management device, article management system, and computer-readable storage medium
Publication Date: 2022.07.05 KK TOSHIBA
  • US11376634B2 patent drawing
  • US11376634B2 patent drawing
  • US11376634B2 patent drawing

AI summary

According to one embodiment, an article management device includes a receiver, a processor, and a transmitter. The receiver is configured to receive article measurement information. The processor is configured to select a first divergence control signal or a second divergence control signal based on the article measurement information, the first divergence control signal being for forwarding the article to a sorter configured to sort the article according to sorting destination information corresponding to the article, the second divergence control signal being for forwarding the article to a carrier. The transmitter is configured to transmit the first or the second divergence control signal to a diverger configured to forward the article toward the sorter or the carrier.