UV LED Conveyor Modules for Multi-Wavelength Ink Curing

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Solution Overview

Problem

Conventional UV curing machines are limited to a single UV wavelength, requiring replacement for different wavelengths, complicating maintenance, and lack simultaneous multi-wavelength testing capabilities, with inconvenient height adjustments and separate controller installation.

Innovation Solution

An ink curing conveyor system with detachable LED modules for multiple wavelengths, adjustable height, and integrated controller, allowing easy module replacement and simultaneous multi-wavelength testing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a conventional UV curing machine uses a single wavelength UV LED, then the device structure is simple, but it cannot perform multi-wavelength testing and requires replacement for different wavelengths

Engineering Contradiction:
Improvemulti-wavelength testing capabilityVSAvoidcuring machine structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The curing machine is divided into multiple independent UV LED modules, each emitting a different wavelength. These modules are arranged in parallel within the same device housing, allowing simultaneous multi-wavelength irradiation without requiring the entire system to be redesigned for each wavelength configuration

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The curing machine housing and control system are designed to accommodate multiple types of UV LED modules with different wavelengths. The universal mounting structure and power distribution system allow a single device to perform multiple wavelength testing functions without requiring separate specialized machines

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

2Adaptability or versatility

If a conventional UV curing machine is replaced to use different wavelengths, then the wavelength can be changed, but maintenance becomes complicated and requires special training

Engineering Contradiction:
Improvewavelength switching capabilityVSAvoidmodule replacement difficulty
Core Design Contradiction:
Adaptability or versatilityVSEase of repair

Solution Approach 1:

Each UV LED is housed in a separate, self-contained module with its own mounting structure and electrical connections. When one module needs replacement or maintenance, only that specific module needs to be accessed and replaced, not the entire curing machine system. This modular approach eliminates the need for special training as standardization is achieved across all modules

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The UV LED modules are designed as standardized, easily replaceable units. If a module fails or needs upgrading, it can be quickly swapped out without affecting other modules. This approach treats individual modules as replaceable components rather than requiring complex repair procedures on the entire system

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

3Ease of operation

If the LED module distance to subject is adjusted using conventional methods, then the distance can be changed, but it requires loosening and tightening bolts which is inconvenient

Engineering Contradiction:
Improvedistance adjustment convenienceVSAvoidheight adjustment structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The LED module mounting structure incorporates an adjustable height mechanism that allows dynamic repositioning of modules along the vertical axis. This enables operators to easily adjust the distance between LED modules and the subject being tested without requiring mechanical disassembly or bolt manipulation, making the system adaptable to different testing configurations

Inventive Principle:
Principle #15Dynamics

4Ease of operation

If the controller is disposed in a separate space, then it can control the LED module, but it requires additional internal space of the conveyor

Engineering Contradiction:
Improvecontroller accessibilityVSAvoidconveyor internal space
Core Design Contradiction:
Ease of operationVSVolume of stationary object

Solution Approach 1:

The controller is nested within the existing conveyor structure by utilizing the hollow interior space of the curing machine housing. This integration allows the controller to be accommodated within the already-present structural envelope rather than requiring additional external space on the conveyor system, effectively using existing void space for control electronics

Inventive Principle:
Principle #7Nested doll (Nesting)

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

Enables efficient process time reduction through optimal UV wavelength combinations, simplified module handling, and integrated controller operation, suitable for untrained users.

Implementation Method 1

an ultra-violet light emitting diode (UV-LED) that generates ultraviolet rays having different wavelengths

Methodology Applied
Scientific EffectLight Emitting Diode: Light Emitting Diode

Implementation Method 2

UVs having various wavelengths can be simultaneously radiated

Methodology Applied
Scientific EffectUltraviolet radiation: Radiation

Data Source

PatentUS20250216151A1Complex wavelength UV LED conveyor system
Publication Date: 2025.07.03 UVER CORP
  • US20250216151A1 patent drawing
  • US20250216151A1 patent drawing
  • US20250216151A1 patent drawing

AI summary

Provided is an ink curing conveyor including a detachable structure for LED modules to which an ultra-violet light emitting diode (UV-LED) that generates ultraviolet rays having different wavelengths has been applied, an elevation structure of an elevation body for the LED modules, a conveyor including the elevation body, and a controller installed in the conveyor so that the controller is dockable. The wavelengths of UVs that are radiated by the LED modules are different from each other. The detachable structure of the LED module includes a pair of banana plugs and a pair of banana sockets.