Gluing Station Roller Moistening System for Downtime Adhesive Preservation

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Solution Overview

Problem

During temporary machine stops, the glue application roller in gluing stations dries out, causing disruptions when production resumes due to adhesive strength changes and manual cleaning challenges.

Innovation Solution

A moistening system is integrated with the glue application roller to maintain the glue in a moist state during downtime, using a water nebulizer to supply a water mist or moist air stream to the roller surface.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Use of energy by moving object

If the glue application roller is stopped during machine downtime, then energy consumption is reduced, but the glue dries out causing adhesive strength changes and production disruptions

Engineering Contradiction:
Improveenergy consumptionVSAvoidadhesive strength
Core Design Contradiction:
Use of energy by moving objectVSReliability

Solution Approach 1:

The patent applies preliminary action by providing a moistening system that continuously supplies moisture to the glue application roller even during停机 periods. This prevents the glue from drying out before production resumes, maintaining adhesive strength and eliminating the need for manual cleaning while consuming minimal energy compared to continuous operation

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent uses moisture as an intermediary substance to maintain the glue's adhesive properties during停机 periods. The moistening system introduces water or steam as a mediator between the glue and the environment, preventing direct contact with dry air that would cause drying and adhesive degradation

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If the glue application roller continues to rotate during downtime, then glue drying is prevented, but energy consumption increases

Engineering Contradiction:
Improveadhesive strengthVSAvoidenergy consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The moistening system provides preliminary protection against glue drying by continuously supplying moisture during停机 periods. This preliminary action eliminates the need for post-stoppage manual cleaning and ensures immediate readiness upon production resumption, while consuming far less energy than continuous roller rotation

Inventive Principle:
Principle #10Preliminary action

3Ease of manufacture

If manual cleaning is performed after停机, then adhesive residues are removed, but production time is lost and resources are consumed

Engineering Contradiction:
Improvecleaning efficiencyVSAvoidproduction downtime
Core Design Contradiction:
Ease of manufactureVSLoss of time

Solution Approach 1:

The moistening system performs preliminary maintenance by continuously moisturizing the glue application roller during停机 periods. This preliminary action prevents glue from drying and hardening on the roller surface, eliminating the need for subsequent manual cleaning operations and associated time losses

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system applies self-service by automatically maintaining the glue application roller in a moisture-ready state through the integrated moistening system. This self-maintenance capability eliminates the need for external manual cleaning interventions, saving both time and labor resources

Inventive Principle:
Principle #25Self-service

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 solution ensures continuous, reliable gluing operations after temporary production stops, reducing downtime disruptions and adhesive issues, while also simplifying the cleaning process.

Implementation Method 1

the moistening system is advantageously designed for glue moistening with water as the moistening agent. Particularly effective and efficient moistening can be achieved by supplying the water to the roller surface in the form of a water mist

Methodology Applied
Scientific EffectNebulization: Aerosol

Implementation Method 2

supplying the water to the roller surface in the form of a water mist or a moist air stream

Methodology Applied
Scientific EffectConvection: Convection

Data Source

PatentUS12290831B2Gluing station and method for operating such a gluing station
Publication Date: 2025.05.06 WINKLER & DUNNEBIER GMBH
  • US12290831B2 patent drawing
  • US12290831B2 patent drawing

AI summary

A gluing station for applying glue to product elements guided in a product stream is intended to permit continuation of the production process and gluing of the product elements in a particularly simple and reliable manner even after a temporary machine stop or production standstill. For this purpose, according to the invention, a moistening system is assigned to a glue application roller that can roll on the product stream. During operation of the gluing station, in the event of a stopped product stream, the glue application roller is pivoted away from the product stream and the transfer roller for the duration of the standstill and is kept rotating, whereby the surface of the glue application roller is moistened.