Item Transport Apparatus for Fulfillment Center Placement Optimization

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Solution Overview

Problem

In fulfillment centers, the random stow-based item placing method leads to inefficient management and reduced efficiency due to random scattering of items, making it difficult to optimize item placement based on specific characteristics.

Innovation Solution

An electronic apparatus that identifies characteristic information of items and determines the most suitable placement space among multiple options, using a processor to control transport devices to place items accordingly, ensuring efficient management and placement based on characteristics such as sales rate, risk of damage, or special management requirements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If random stow-based item placing method is used, then work efficiency is maximized by considering worker's movement, but item management efficiency deteriorates due to random scattering of items

Engineering Contradiction:
Improvework efficiencyVSAvoiditem management efficiency
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The system applies different placement strategies to different items based on their characteristics. Items with main characteristic information (such as high-value or high-risk items) are placed in specific designated locations, while other items follow random stow placement. This local differentiation allows the fulfillment center to maintain work efficiency for most items while ensuring proper management for items requiring special attention.

Inventive Principle:
Principle #3Local quality

2Adaptability or versatility

If items are randomly scattered and placed, then placement flexibility is improved, but item management becomes difficult

Engineering Contradiction:
Improveplacement flexibilityVSAvoiditem management difficulty
Core Design Contradiction:
Adaptability or versatilityVSDifficulty of detecting and measuring

Solution Approach 1:

The system segments items into two categories based on their characteristics: items with main characteristic information and items without. This segmentation allows the fulfillment center to apply different management approaches to different segments. Items requiring special management are identified and placed in specific locations, while other items maintain random placement flexibility.

Inventive Principle:
Principle #1Segmentation

3Ease of operation

If planned placement is implemented for all items, then item management efficiency is improved, but work efficiency may be reduced due to rigid placement requirements

Engineering Contradiction:
Improveitem management efficiencyVSAvoidwork efficiency
Core Design Contradiction:
Ease of operationVSProductivity

Solution Approach 1:

Instead of implementing planned placement for all items (excessive action), the system applies planned placement only to items that have main characteristic information (partial action). This selective approach ensures that management efficiency is improved for items that require it, while random stow placement continues to be used for other items to maintain overall work efficiency.

Inventive Principle:
Principle #16Partial or excessive action

Data Source

PatentUS11760572B2Apparatus for conveying product and operating method thereof
Publication Date: 2023.09.19 COUPANG CORP
  • US11760572B2 patent drawing
  • US11760572B2 patent drawing
  • US11760572B2 patent drawing

AI summary

Provided are an electronic apparatus for transporting an item and an operation method thereof. The operation method includes identifying characteristic information of the item, identifying whether the identified characteristic information comprises main characteristic information associated with planned placement, based on a result of whether the identified characteristic information comprises the main characteristic information, identifying a placement space corresponding to the main characteristic information among a plurality of placement spaces or identifying one placement space among the plurality of placement spaces, and controlling a transport device to transport the item to a location corresponding to the identified placement space.