AR Conveyance Guidance for Fewer Stops in Board Production

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Solution Overview

Problem

The frequent stopping of conveyance apparatuses in board production lines due to operator approach leads to decreased production efficiency, necessitating a system to provide information about the movement of these apparatuses to operators.

Innovation Solution

A conveyance apparatus information teaching system that includes an acquisition section to gather information about the movement of conveyance apparatuses and a display section to overlay this information onto the real-world view of operators using augmented reality, guiding them to reduce unnecessary stops.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the conveyance apparatus stops when the operator approaches to ensure safety and allow maintenance, then operator safety and operational accessibility are improved, but production efficiency deteriorates due to frequent stops

Engineering Contradiction:
Improveoperator safetyVSAvoidproduction efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The system provides real-time feedback to the operator about the conveyance apparatus movement state through AR display. The acquisition section obtains movement information, and the display section presents it to the operator, enabling the operator to make informed decisions about when to approach or wait, thereby reducing unnecessary stops while maintaining safety

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The AR display acts as an intermediary between the conveyance apparatus control system and the operator. It conveys movement information to the operator without requiring direct interaction with the apparatus, allowing the operator to assess safety conditions and proceed appropriately, reducing stops while ensuring safety

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If the conveyance apparatus moves continuously without stopping to maintain high production speed, then productivity is improved, but the risk of operator injury increases when operators need to approach for maintenance or inspection

Engineering Contradiction:
Improveproduction speedVSAvoidoperator injury risk
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The system provides real-time feedback about the conveyance apparatus movement state to the operator through AR display. This enables the operator to assess current safety conditions before approaching, reducing injury risk while allowing continuous operation to maintain productivity

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system presents movement information to the operator in advance before the operator approaches the conveyance apparatus. This preliminary information allows the operator to prepare appropriately and only approach when safe, preventing injury while maintaining continuous production flow

Inventive Principle:
Principle #10Preliminary action

3Productivity

If the system provides detailed movement information to the operator to reduce unnecessary stops, then production efficiency is improved, but the system complexity increases due to additional sensors and display components

Engineering Contradiction:
Improveproduction efficiencyVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The AR display device performs multiple functions: it displays conveyance apparatus movement information, provides operational guidance to the operator, and potentially integrates with other production line systems. This multi-functionality justifies the added complexity by delivering multiple benefits from a single integrated system

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

Solution Approach 2:

The AR display serves as an intermediary interface that consolidates information from various sensors and presents it in a unified, easy-to-understand format. This intermediary role simplifies the overall system architecture by providing a single point of interaction rather than multiple separate display systems

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20240345571A1Conveyance apparatus information teaching system and conveyance apparatus information teaching method
Publication Date: 2024.10.17 FUJI CORP
  • US20240345571A1 patent drawing
  • US20240345571A1 patent drawing
  • US20240345571A1 patent drawing

AI summary

A conveyance apparatus information teaching system includes an acquisition section and a display section. The acquisition section acquires conveyance apparatus information including information related to the movement of a conveyance apparatus configured to convey an article used in a predetermined board work to a board production line including a board working machine configured to produce a board product by performing the board work on a board. When an operator visually recognizes a target region which is at least a part region of the board production line via an augmented reality device capable of displaying virtual information in accordance with a real world visually recognized by the operator, the display section displays the virtual information including the conveyance apparatus information acquired by the acquisition section in an overlapping manner on a real target region visually recognized by the operator via the augmented reality device.