Bag Packaging Control for Optional Gas Replacement Settings

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Solution Overview

Problem

In packaging apparatuses with optional devices, there is a risk of manufacturing packages that do not meet specifications due to the optional device being mistakenly set to an inoperative setting, unless the operator notices the mistake.

Innovation Solution

A packaging apparatus equipped with an operation control unit, detection units, and a notification unit that detects the presence and setting status of optional devices, issuing notifications and requiring operator confirmation before starting the packaging process to ensure correct operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If optional devices are attached to the packaging apparatus to enhance functionality, then the versatility and adaptability of the packaging system is improved, but the risk of operational errors increases when operators mistakenly set the optional device to inoperative mode

Engineering Contradiction:
ImproveversatilityVSAvoidoperational reliability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The system continuously monitors the operational status of optional devices and provides real-time feedback to operators through notifications. When an optional device is detected to be in an inoperative setting, the system automatically generates a notification alerting the operator to the potential error, enabling timely correction before packaging operations commence.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system performs preliminary detection and verification of optional device settings before packaging operations begin. By checking the operational status in advance and notifying operators of any inoperative settings prior to production, the system prevents errors from occurring during actual packaging operations.

Inventive Principle:
Principle #10Preliminary action

2Manufacturing precision

If the packaging apparatus continuously monitors optional device settings and issues notifications, then the reliability of package specification consistency is improved, but the device complexity increases due to additional detection and notification systems

Engineering Contradiction:
Improvepackage specification consistencyVSAvoidsystem complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The control unit serves multiple functions: it controls the packaging mechanism operation, detects the operational status of optional devices, and manages notification outputs. By consolidating these functions into a single control unit, the system achieves comprehensive monitoring without proportionally increasing overall system complexity.

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

Solution Approach 2:

The system automatically detects and monitors its own operational status regarding optional devices without requiring external monitoring equipment. The control unit independently verifies whether optional devices are in operative or inoperative settings and self-manages the notification process, reducing the need for additional complex external systems.

Inventive Principle:
Principle #25Self-service

Data Source

PatentEP3974922B1Packaging apparatus
Publication Date: 2023.12.13 ISHIDA CO LTD
  • EP3974922B1 patent drawingFigure 1
  • EP3974922B1 patent drawingFigure 2
  • EP3974922B1 patent drawingFigure 3~4

AI summary

A packaging apparatus (100) reducing the possibility that packages inconsistent with desired specifications is manufactured due to an optional device (50) being mistakenly set to an operative or inoperative setting. A bag-making and packaging apparatus (100) operates a bag-making and packaging unit to manufacture bags (B) containing articles inside (A), and a gas replacement device (50) can be optionally attached to the bag-making and packaging apparatus (100). The bag-making and packaging apparatus (100) includes an operation control unit (96a) controlling the operation of the bag-making and packaging unit (100), a first detection unit (96c) detecting whether or not the gas replacement device is attached to the bag-making and packaging apparatus (100), a second detection unit (96d) detecting whether a setting of the gas replacement device (50) is set to an operative or an inoperative setting, a notification unit (94, 97) issuing a notification of information relating to the gas replacement device (50), and a notification control unit (96b). The notification control unit (96b) makes the notification unit (94, 97) issuing a notification that the gas replacement device (50) is set to the inoperative setting when the first detection unit (96c) detects that the gas replacement device (50) is attached to the bag-making and packaging apparatus (100) and the second detection unit (96d) detects that the gas replacement device (50) is set to the inoperative setting before the operation of the bag-making and packaging unit (100) is started.