Low Viscosity Polish Kit for Robotic Paint Repair

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Solution Overview

Problem

Current paint repair processes in the automotive industry are largely manual due to challenges in automating the inspection and repair of paint defects, particularly in providing and managing abrasive materials and fluids for robotic systems, which leads to issues like clogging, contamination, and the need for environmentally unfriendly solvents.

Innovation Solution

A low viscosity polish kit for robotic repair units, featuring a sealed container with a coupling mechanism and a pneumatic dispenser that atomizes the polish, reducing the need for dedicated machinery and minimizing the use of harmful solvents, with components designed for easy replacement and integration into robotic systems.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If high viscosity polish is used for manual repair operations, then ease of manual application is improved, but device complexity increases due to dedicated dispensing machinery and pressure management systems

Engineering Contradiction:
Improveease of manual applicationVSAvoiddevice complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent changes the viscosity parameter of the polish from high viscosity (suitable for manual application) to low viscosity (suitable for robotic dispensing). This parameter change allows the same polish to be effectively used in automated robotic repair operations without requiring complex pressure management systems or dedicated dispensing machinery, thereby reducing device complexity while maintaining ease of operation through automated control

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent replaces the mechanical dispensing system (squeeze bottles, pressure management equipment) with a pneumatic dispenser that uses compressed air to atomize the low viscosity polish. This substitution eliminates the need for complex mechanical pressure control systems while enabling consistent, controlled polish delivery to the repair area

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

2Device complexity

If low viscosity polish is used for robotic dispensing, then device complexity is reduced, but reliability worsens due to increased clogging risks

Engineering Contradiction:
Improvedevice complexityVSAvoidreliability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The patent employs disposable components including a single-use sealed container for the polish and a disposable pneumatic dispenser. These disposable items are designed to be discarded after a single use, eliminating the need for cleaning and maintenance that could introduce clogging risks. The disposable nature ensures consistent performance without reliability concerns associated with reusable systems

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

The patent introduces an intermediary substance - compressed air - that facilitates the dispensing process. The compressed air atomizes the low viscosity polish as it exits the container, creating a fine mist that reduces the likelihood of clogging in the delivery system while maintaining reliable polish application to the repair area

Inventive Principle:
Principle #24Intermediary (Mediator)

3Manufacturing precision

If traditional polish dispensing systems are used, then manufacturing precision is maintained, but loss of substance increases due to solvent evaporation and environmental contamination

Engineering Contradiction:
Improvemanufacturing precisionVSAvoidloss of substance
Core Design Contradiction:
Manufacturing precisionVSLoss of substance

Solution Approach 1:

The patent converts the previously harmful effect of solvent evaporation and environmental contamination into a beneficial process. By using a sealed container with a coupling mechanism that connects directly to the pneumatic dispenser, the system eliminates solvent loss while the compressed air atomization process creates a controlled spray pattern that improves manufacturing precision. The low viscosity polish is atomized into fine droplets that are deposited precisely where needed

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

4Ease of repair

If single-use sealed container system is implemented, then ease of repair is improved through easy replacement, but device complexity increases due to coupling mechanisms and integration requirements

Engineering Contradiction:
Improveease of replacementVSAvoiddevice complexity
Core Design Contradiction:
Ease of repairVSDevice complexity

Solution Approach 1:

The patent divides the polish dispensing system into separate, modular components: a sealed container holding the polish, a coupling mechanism for connection, and a pneumatic dispenser for atomization. This segmentation allows each component to be optimized independently and enables easy replacement of the sealed container and connector assembly without affecting the main robotic system

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The coupling mechanism is designed with universal compatibility, allowing the same connector to interface with various pneumatic dispensers and robotic systems. This multi-functionality reduces the need for system-specific integration details and simplifies the overall device complexity while maintaining ease of replacement through standardized connection interfaces

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

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 enables efficient, consistent, and environmentally friendly polish dispensing for robotic paint repair systems, reducing clogging risks and improving the quality of the spray pattern while simplifying the delivery system and reducing the need for complex pressure management.

Implementation Method 1

a pneumatic dispenser that atomizes the polish

Methodology Applied
Scientific EffectAtomization: Aerosol

Data Source

PatentUS20230106312A1Low viscosity polish systems for robotic repair operations
Publication Date: 2023.04.06 3M INNOVATIVE PROPERTIES CO
  • US20230106312A1 patent drawing
  • US20230106312A1 patent drawing
  • US20230106312A1 patent drawing

AI summary

A low viscosity polish kit for a robotic repair unit. The kit includes a sealed container containing a low viscosity polish. The sealed container has a coupling mechanism. The kit also includes a connector configured to couple to the coupling mechanism, on a first end, and to a dispenser of a robotic repair unit, on a second end. The sealed container and the connector are single-use articles.