Automated Materials Handling Facility Segmentation

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Solution Overview

Problem

Traditional materials handling facilities are labor-intensive, leading to increased costs, handling time, and the risk of mis-handling due to multiple human interactions during the storage, packaging, and shipping processes.

Innovation Solution

An automated materials handling facility (AMHF) utilizing automated guidance vehicles, robotic arms, and mobile drive units, controlled by a materials handling control system, to automate the receipt, sorting, storage, picking, packing, and shipping processes, minimizing human intervention and optimizing item flow.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If automated devices are used to handle items, then handling time and productivity are improved, but device complexity increases

Engineering Contradiction:
Improvehandling timeVSAvoidautomation system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The automated materials handling facility is divided into multiple workstations (receive station, inspection station, sort station, stow station, pick station, pack station, shipping station) that perform specific functions independently. This segmentation allows the system to achieve high productivity through coordinated automation while managing complexity by localizing functions at each station rather than requiring a single complex automated system.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If multiple human agents handle a single item, then flexibility and adaptability are improved, but the risk of mis-handling and processing time increase

Engineering Contradiction:
Improvehandling flexibilityVSAvoiditem handling accuracy
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The system incorporates imaging devices at each workstation that capture images of items and transmit them to a server for processing. The server compares actual item characteristics with expected characteristics and provides feedback to determine proper routing. This feedback mechanism ensures high reliability and accuracy in item handling while maintaining adaptability through automated decision-making based on real-time data.

Inventive Principle:
Principle #23Feedback

3Productivity

If automated sorting and routing systems are implemented, then processing speed and productivity are improved, but system complexity and initial costs increase

Engineering Contradiction:
Improveprocessing speedVSAvoidsorting system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The server acts as an intermediary that receives imaging data from multiple workstations, processes item information, determines proper routing, and sends instructions to automated devices. This intermediary approach allows the system to achieve high processing speed through centralized intelligent decision-making while managing complexity by separating the control function (server) from the execution functions (automated devices at each workstation).

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS9600798B2Automated materials handling facility
Publication Date: 2017.03.21 AMAZON TECH INC
  • US9600798B2 patent drawing
  • US9600798B2 patent drawing
  • US9600798B2 patent drawing

AI summary

Disclosed are systems and methods for an automated materials handling facility. The automated materials handling facility uses a series of automated devices, such as automated guidance vehicles, mobile drive units, robotic arms, automated sorters, etc., to facilitate item receive, stow, pick, shipping and other aspects of materials handling. The automated devices are controlled by a materials handling control system that sends instructions to the various devices to coordinate operation of those devices and to coordinate flow of items through the materials handling system.