Automated Printed Material Inspection Script Generation

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Solution Overview

Problem

The inspection of printed materials remains largely manual despite the increasing automation in printing processes, lacking an efficient method to automate the inspection of printed results across various printing workflows.

Innovation Solution

A system and method for generating and executing an inspection script using machine-executable instructions that integrate with the printing workflow, allowing for automated or semi-automated inspection of printed materials through sensors and processing systems, enabling the execution of inspection tasks and certification of compliance with predefined requirements.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual inspection methods are used for printed materials, then flexibility in handling various printing workflows is maintained, but inspection efficiency and productivity are low

Engineering Contradiction:
Improveinspection efficiencyVSAvoidautomation of inspection
Core Design Contradiction:
ProductivityVSExtent of automation

Solution Approach 1:

The patent replaces manual mechanical inspection with an automated optical inspection system that uses sensors (such as cameras) to capture images of printed materials and processes them through computer algorithms. This substitution enables automated defect detection, measurement, and classification, significantly improving inspection efficiency while maintaining adaptability to various printing workflows through software configuration.

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

2Productivity

If automated inspection systems are implemented, then inspection speed and productivity improve, but system complexity increases

Engineering Contradiction:
Improveinspection speedVSAvoidinspection system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The inspection system is divided into distinct functional modules: image capture module (sensors/cameras), image processing module (computer algorithms), defect detection module, and reporting module. Each module performs a specific function, allowing the system to be configured and maintained more easily. This segmentation reduces overall system complexity by making each component independent and manageable.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The automated inspection system is designed with universal capabilities to handle multiple printing workflows (flexography, offset, gravure, digital printing) through configurable software parameters and adaptable detection algorithms. This multi-functionality allows a single system to perform various inspection tasks without requiring separate specialized equipment for each printing type, thereby managing complexity while maintaining versatility.

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

3Manufacturing precision

If comprehensive inspection criteria are applied to ensure quality, then manufacturing precision improves, but inspection time and processing complexity increase

Engineering Contradiction:
Improvequality control accuracyVSAvoidinspection time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The system performs preliminary actions by pre-configuring inspection criteria, tolerance thresholds, and detection parameters based on the specific printing job requirements before actual inspection begins. This preliminary setup allows the automated inspection to quickly evaluate printed materials against predetermined standards without requiring complex real-time decision-making, thereby maintaining high quality control accuracy while minimizing inspection time.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS8687221B1Creating a printed material inspection script and inspecting printed material according to a script
Publication Date: 2014.04.01 EURESYS
  • US8687221B1 patent drawing
  • US8687221B1 patent drawing
  • US8687221B1 patent drawing

AI summary

Embodiments of the present invention include a method, an apparatus, a system, and logic encoded in one or more computer-readable tangible media to carry out a method. The method in some versions forms a script that is usable by an inspection system for inspecting printed material produced according to a printing workflow. The method in some versions inspects printed material produced according to a printing workflow, the inspecting including executing a script.