Handheld UV Lamp System for Automotive Coating Curing

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Solution Overview

Problem

Current automotive coating curing processes are inefficient, as they require significant time and can be disrupted by lamp failures, leading to quality issues and process failures due to degrading UV lamps.

Innovation Solution

A UV lamp system with a housing, handle, and circuit for measuring usage parameters, including time and energy consumption, is designed for efficient curing, allowing for real-time monitoring and replacement of the lamp to prevent failures, and a method involving a hand-held UV light source for curing coatings in a booth setup.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If a UV lamp is used for curing automotive coatings, then the coating can be cured efficiently, but the lamp may degrade or fail during the curing process, causing disruptions and quality issues

Engineering Contradiction:
Improvecuring efficiencyVSAvoidlamp reliability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system performs preliminary monitoring of UV lamp usage parameters (operating time, energy consumption, intensity) to detect degradation trends before actual failure occurs. This allows proactive replacement scheduling that prevents disruptions during critical curing operations while maintaining high productivity.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system continuously monitors UV lamp performance parameters and provides real-time feedback on lamp health status. This feedback mechanism enables dynamic adjustment of curing processes and timely lamp replacement, resolving the contradiction by maintaining reliability without sacrificing curing efficiency.

Inventive Principle:
Principle #23Feedback

2Reliability

If the UV lamp is monitored and replaced proactively, then lamp failures are prevented, but additional monitoring equipment and procedures are required

Engineering Contradiction:
Improvecuring process reliabilityVSAvoidsystem complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The monitoring system is designed to be integrated into existing curing booth infrastructure, with sensors and control circuits that serve multiple functions: lamp health monitoring, curing process control, and energy management. This multi-functionality approach reduces overall system complexity while maintaining high reliability.

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

Solution Approach 2:

The system automatically tracks UV lamp usage parameters and generates replacement alerts without requiring manual intervention. The self-monitoring capability reduces operational complexity while ensuring consistent reliability through continuous parameter tracking.

Inventive Principle:
Principle #25Self-service

3Productivity

If curing time is reduced to improve productivity, then repair efficiency increases, but the risk of incomplete curing and quality defects increases

Engineering Contradiction:
Improverepair efficiencyVSAvoidcuring quality
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The system uses real-time feedback from UV lamp performance sensors to dynamically adjust curing parameters. By monitoring actual lamp output intensity and energy delivery, the system ensures that even reduced curing times achieve complete and quality curing, resolving the contradiction between speed and precision.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system optimizes curing parameters (intensity, duration, distance) based on real-time lamp performance data. By dynamically adjusting these parameters, the system maintains manufacturing precision while enabling faster curing cycles, thus improving productivity without sacrificing quality.

Inventive Principle:
Principle #35Parameter changes

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 reduces curing time, minimizes disruptions, and ensures consistent quality by allowing for timely replacement of UV lamps, thus preventing process failures and maintaining repair efficiency.

Implementation Method 1

a housing having an ultraviolet light source

Methodology Applied
Scientific EffectUltraviolet light emission: Light

Implementation Method 2

curing the first automotive coating with the ultraviolet light source

Methodology Applied
Scientific EffectPhotopolymerization: Photopolymerisation

Data Source

PatentUS10259010B2Devices, systems, and methods for curing a coating
Publication Date: 2019.04.16 CARMAX ENTERPRISE SERVICES LLC
  • US10259010B2 patent drawing
  • US10259010B2 patent drawing
  • US10259010B2 patent drawing

AI summary

A method for curing an automotive coating is disclosed. The method includes applying a first automotive coating to at least one surface; moving a hand-held ultraviolet light source into a booth that has the at least one coated surface; curing the first automotive coating with the ultraviolet light source; moving the ultraviolet light source out of the booth that has the at least one coated surface; applying a second automotive coating to the at least one surface; moving the ultraviolet light source into a booth that has the at least one coated surface; curing the second automotive coating with the ultraviolet light source; and moving the ultraviolet light source out of the booth that has the at least one coated surface.