Printed Object Control Characters for Automatic Workstation Adjustment

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Solution Overview

Problem

Existing methods for processing printed objects, such as paper webs, after digital printing are inefficient and require separate transfer of control information to work stations, leading to potential errors and inefficiencies.

Innovation Solution

The method involves applying control characters directly to the printed object, which are detected by sensors and transmitted to an electric control unit to control subsequent work stations, eliminating the need for separate information transfer and ensuring accurate processing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If control information is transferred separately to the electric control unit, then the work station can be controlled, but the process becomes inefficient and error-prone

Engineering Contradiction:
Improveprocessing efficiencyVSAvoidcontrol accuracy
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent merges the control information transfer with the object itself by applying control characters directly onto the printed object. This eliminates the separate information transfer step, combining the object transport and control data delivery into a single integrated process, thereby improving efficiency and reducing errors.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The printed object serves itself as the carrier of control information. By printing control characters directly on the object, the system eliminates the need for external control information transfer mechanisms. The object inherently carries its own processing instructions, reducing the complexity and error potential of separate control systems.

Inventive Principle:
Principle #25Self-service

2Adaptability or versatility

If manual setting changes are required for parameter adjustments, then control can be maintained, but the process becomes time-consuming and less flexible

Engineering Contradiction:
Improveparameter adjustment flexibilityVSAvoidsetup time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The control characters containing processing parameters are applied to the object during the printing process itself, before the object reaches the work station. This preliminary preparation of control information eliminates the need for manual setup and parameter changes at the work station, enabling automatic adaptation to different processing requirements.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system transitions from static manual parameter setting to dynamic automatic parameter adjustment. The electric control unit reads control characters from different objects and automatically adjusts work station parameters in real-time, providing flexibility and adaptability without manual intervention for each processing task.

Inventive Principle:
Principle #15Dynamics

3Reliability

If separate control information transfer is used, then control can be maintained, but errors may occur in transmission

Engineering Contradiction:
Improvecontrol accuracyVSAvoidcontrol system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent extracts the control information directly from the printing process and embeds it onto the object itself. By removing the separate control information transfer mechanism and integrating it into the printing operation, the system reduces the number of potential failure points and simplifies the overall control architecture.

Inventive Principle:
Principle #2Taking out (Extraction)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This approach allows for efficient and accurate control of work stations without manual setting changes, enabling quick parameter adjustments and reducing errors, while allowing for varied production parameters and product customization.

Implementation Method 1

at least one control character is applied to the object by means of the digital printing facility

Methodology Applied
Scientific EffectDigital printing:

Implementation Method 2

said control character being detected in or upstream of the work station by means of at least one sensor

Methodology Applied
Scientific EffectOptical detection:

Data Source

PatentUS12397541B2Method and device for processing an object
Publication Date: 2025.08.26 SWISS KRONO TEC AG
  • US12397541B2 patent drawing

AI summary

The disclosure relates to a method for processing an object, in which a printed image is printed onto the object by a digital printing facility and the object is then further processed in at least one work station. The at least one work station being controlled by an electric control unit, where at least one control character is applied to the object by the digital printing facility, the control character being detected in or upstream of the work station by at least one sensor and transmitted to the electric control unit, which controls the at least one work station depending on the control character transmitted.