Packaging Unit Process Control Using Identifier-Linked Data Images

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Solution Overview

Problem

High-speed manufacturing processes for packaging units, such as sealed containers for food, face challenges in accurately optimizing performance without significant resource allocation or disrupting production lines, leading to sub-optimal results.

Innovation Solution

Implementing machine-readable identifiers on packaging materials to associate with corresponding data images, allowing for the storage and retrieval of process parameters across the manufacturing chain, enabling dynamic optimization and control of each packaging unit based on its unique characteristics.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If high-speed manufacturing processes are used to increase throughput, then productivity is improved, but measurement precision and process control accuracy deteriorate

Engineering Contradiction:
ImprovethroughputVSAvoidprocess control accuracy
Core Design Contradiction:
ProductivityVSMeasurement precision

Solution Approach 1:

The patent implements a feedback mechanism where machine readable identifiers (MRIs) are registered on packaging material, followed by capturing images and extracting process parameters. These parameters are then used to control subsequent process applications. This closed-loop feedback system enables real-time adjustments even at high speeds, resolving the contradiction between throughput and control accuracy.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The patent replaces traditional mechanical measurement and control systems with optical and computational methods. Instead of using complex mechanical sensors and actuators, the system uses image capture devices, MRI scanning, and computer vision algorithms to detect packaging material characteristics and control process parameters, enabling high-speed operation without sacrificing precision.

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

2Manufacturing precision

If comprehensive process optimization is implemented to improve manufacturing precision, then device complexity and resource requirements increase

Engineering Contradiction:
Improveprocess optimization accuracyVSAvoidresource allocation
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent extracts only the essential process parameters needed for control from the packaging material images using MRI and image processing. Instead of analyzing all possible parameters, the system identifies and extracts only those critical for process control, reducing computational complexity and resource requirements while maintaining manufacturing precision.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent creates a digital representation (copy) of the packaging material characteristics through MRIs and images. This digital copy contains all necessary information for process control without requiring physical measurement devices at each stage, simplifying the overall system while maintaining precision.

Inventive Principle:
Principle #26Copying

3Reliability

If traditional process control methods are used to maintain reliability, then adaptability to individual packaging units deteriorates

Engineering Contradiction:
Improveprocess control reliabilityVSAvoidindividual unit optimization
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent applies local quality by registering unique machine readable identifiers on individual packaging material units and capturing specific images of each unit. This allows the system to extract and apply process parameters tailored to each individual packaging unit's characteristics, enabling both reliable control and individual adaptation simultaneously.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent performs preliminary actions by registering MRIs and capturing images of packaging material before the actual manufacturing process. This advance preparation creates a digital record that guides subsequent process applications, ensuring both reliability through pre-planned control and adaptability through unit-specific parameters.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11639243B2System and method for controlling a manufacturing process for packaging units
Publication Date: 2023.05.02 TETRA LAVAL HOLDINGS & FINANCE SA
  • US11639243B2 patent drawing
  • US11639243B2 patent drawing
  • US11639243B2 patent drawing

AI summary

A system for controlling a manufacturing process for packaging units is disclosed, the packaging units are manufactured from a packaging material comprising machine readable identifiers. A control unit associates the identifiers with corresponding data images of the packaging units, wherein for a first process application to manipulate packaging material based on a first set of process parameters, the control unit is configured to store at least part of the first set of process parameters to the associated data image, wherein for a subsequent second process application to manipulate said packaging material, read at least part of the first set of process parameters stored in said associated data image to control the second process application based on at least part of the first set of process parameters.