Heating System with Adjustable Holder for Non-Contact Toner Fixing

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Solution Overview

Problem

The existing non-contact heating systems for fixing toner images on three-dimensional objects do not adjust the distance between the heat source and the object based on the object's thickness and material, leading to temperature deviations and potential fixing failures.

Innovation Solution

A heating system with a heat source, a holder, and an adjustment mechanism controlled by processors to adjust the height between the heat source and the object based on its thickness and material, ensuring optimal temperature control during the fixing process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the distance between the heat source and the object is kept constant in the fixing step, then the device structure is simple, but the temperature of the object deviates from the ideal temperature depending on the thickness and material of the object, causing fixing failure

Engineering Contradiction:
Improvefixing performanceVSAvoiddevice complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The holder height is made adjustable rather than fixed, allowing the distance between the heat source and object to be dynamically changed based on object characteristics. The adjustment mechanism enables the system to adapt to different object thicknesses and materials, ensuring optimal heating conditions for reliable fixing.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes the physical parameter of holder height based on object thickness and material properties. By adjusting this parameter, the distance between the heat source and object is optimized for each specific case, preventing temperature deviation and ensuring consistent fixing performance across various objects.

Inventive Principle:
Principle #35Parameter changes

2Manufacturing precision

If the holder height is adjusted based on object thickness and material, then the temperature control is optimized for each object, but the device complexity increases due to the adjustment mechanism

Engineering Contradiction:
Improvetemperature control precisionVSAvoiddevice complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The holder height is adjusted before the heating process begins, based on pre-measured object thickness and material characteristics. This preliminary adjustment ensures that the optimal distance is established in advance, allowing precise temperature control during heating without requiring complex real-time adjustments.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent replaces complex real-time mechanical adjustment systems with a simpler approach: pre-determining the optimal holder height based on object characteristics and setting it before heating. This substitution reduces the complexity of the control system while maintaining precise temperature control.

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

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 improves toner image fixing performance by maintaining ideal temperatures across various object thicknesses and materials, preventing fixing failures and enhancing the reliability of the image forming process.

Implementation Method 1

a heat source configured to heat, in a non-contact manner, an object onto which a toner image has been transferred

Methodology Applied
Scientific EffectNon-contact heating: Thermal Radiation

Data Source

PatentUS20240329572A1Heating system and image forming system
Publication Date: 2024.10.03 FUJIFILM BUSINESS INNOVATION CORP
  • US20240329572A1 patent drawing
  • US20240329572A1 patent drawing
  • US20240329572A1 patent drawing

AI summary

A heating system includes a heat source configured to heat, in a non-contact manner, an object onto which a toner image has been transferred, a holder configured to hold the object, an adjustment mechanism configured to adjust a distance in a height direction between the heat source and the object, and one or more processors configured to control the adjustment mechanism. The one or more processors are configured to control a height of the holder based on at least one of a thickness or a material of the object prior to heating of the object by the heat source.