Magnetic Planar Container Handling for Flexible Labeling Changeovers

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Solution Overview

Problem

Existing container equipping systems lack flexibility and efficiency in adapting to different container shapes and sizes, requiring time-consuming retooling for changes in equipping variants.

Innovation Solution

A device with a planar drive system and magnetic interaction-based movement devices that allow for flexible equipping of containers, including labelling and imprinting, without physical contact and large rotating masses, enabling adaptable movement and secure gripping.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a container carousel with large rotating mass is used, then containers can be equipped in a centralized manner, but the system becomes complex and requires significant retooling for different container types

Engineering Contradiction:
Improveadaptability to different container typesVSAvoidcomplexity of rotating mass system
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system divides the equipping function into separate modular units (imprinting unit, labelling unit, label-fixing unit) that can be independently controlled. Each movement device operates autonomously to transport containers to specific equipping units, eliminating the need for a single large rotating carousel and reducing overall system complexity while maintaining versatility.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system employs dynamically controllable movement devices that can adjust their position and motion in real-time based on the current equipping task. This dynamic control allows the same hardware to handle different container types and equipping variants without physical reconfiguration, resolving the contradiction between adaptability and complexity.

Inventive Principle:
Principle #15Dynamics

2Reliability

If dedicated motors with spatially closed units are used for each labelling assembly, then reliable equipping can be achieved, but changeover time increases when switching between different equipping variants

Engineering Contradiction:
Improvereliability of equipping operationVSAvoidchangeover time for different equipping variants
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The movement devices serve multiple functions: they transport containers, position them for equipping, and can operate with different equipping units (imprinting, labelling, label-fixing). This multi-functionality eliminates the need for dedicated motors for each equipping variant, allowing rapid switching between different container types and equipping methods without losing reliability.

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

Solution Approach 2:

The system changes operational parameters (movement speed, position, equipping unit selection) rather than physical configuration to adapt to different equipping variants. This parameter-based adaptation maintains reliable equipping operation while enabling rapid changeovers, as the same movement devices can be reconfigured through control changes rather than physical retooling.

Inventive Principle:
Principle #35Parameter changes

3Ease of manufacture

If contactless magnetic interaction is used for movement, then wear is reduced and operation is smoother, but control precision for positioning may be compromised

Engineering Contradiction:
Improveease of operation and wear resistanceVSAvoidprecision of container positioning
Core Design Contradiction:
Ease of manufactureVSMeasurement precision

Solution Approach 1:

The control unit receives feedback about the position and status of movement devices and containers, allowing it to adjust magnetic interaction parameters in real-time to achieve precise positioning. This feedback mechanism resolves the contradiction by enabling contactless operation for wear resistance while maintaining positioning precision through active control adjustment.

Inventive Principle:
Principle #23Feedback

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

Facilitates efficient and flexible equipping of containers of varying shapes and sizes with reduced changeover times, allowing for 'labelling on demand' and increased throughput.

Implementation Method 1

The at least one movement device is movable by means of magnetic interaction with the base element to the at least one equipping unit for equipping the container held in the container holder

Methodology Applied
Scientific EffectMagnetic interaction: Magnetism

Data Source

PatentUS12492034B2Device for equipping containers
Publication Date: 2025.12.09 KRONES AG
  • US12492034B2 patent drawing
  • US12492034B2 patent drawing
  • US12492034B2 patent drawing

AI summary

The invention relates to a device (10) for equipping containers (12), preferably with labels (44) or prints. The device has at least one equipping device (18, 20, 22, 23) for equipping containers (12) and a planar drive system (16) with a base element (30) and at least one movement device (32). The at least one movement device (32) has a container carrier (34) for holding a container (12). The at least one movement device (32) can be moved to the at least one equipping device (18, 20, 22, 23) by means of magnetic interaction with the base element (30) in order to equip the container (12) held in the container carrier (34). The device (10) can be used very flexibly.