Print Medium Heating Control for Consistent Ink Color Development
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Solution Overview
Problem
The existing methods for carrying out printing and color development in series steps face challenges in ensuring adequate ink development due to varying transporting speeds and ink amounts, leading to insufficient or excessive heating of the print medium, which can result in incomplete color development or print medium damage.
Innovation Solution
A printing device equipped with a controller that adjusts the heating time and temperature of the print medium based on the transporting speed and ink amount, using heaters that generate heat by electric conduction, allowing for precise control of the heating conditions to optimize ink development.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If the printing step and color developing step are carried out in series without rolling the print medium, then work efficiency is improved, but heating time control becomes insufficient leading to inadequate or excessive color development
Solution Approach 1:
The patent implements dynamic adjustment of heating temperature and time parameters based on real-time detection of print conditions. The control unit modifies heating parameters dynamically according to the transporting speed and ink amount, enabling precise color development control in the series printing-developing process despite varying operational conditions
Solution Approach 2:
The system changes heating parameters (temperature and time) based on detected print conditions such as transporting speed and ink amount. By adjusting these parameters dynamically, the system maintains optimal color development quality while operating in series mode, resolving the contradiction between efficiency improvement and precision maintenance
2Reliability
If heating temperature is increased to ensure adequate color development, then color development completeness is improved, but print medium damage from excessive heating increases
Solution Approach 1:
The system adjusts heating temperature and time parameters based on detected print conditions including transporting speed and ink amount. This dynamic parameter adjustment ensures adequate color development while preventing excessive heating that could damage the print medium, thereby resolving the contradiction between completeness and harm prevention
3Manufacturing precision
If heating time is extended to ensure thorough ink development, then color development quality is improved, but energy consumption and production time increase
Solution Approach 1:
The control unit dynamically adjusts heating time and temperature based on detected print conditions such as transporting speed and ink amount. This enables the system to achieve thorough ink development with optimized heating duration, preventing both insufficient and excessive heating while maintaining efficient production timing
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 appropriate ink development regardless of print conditions by dynamically adjusting heating parameters, preventing both insufficient heating and excessive heating of the print medium, thus enhancing the efficiency and quality of the printing and color development process.
Implementation Method 1
a heater that generates heat by electric conduction and heats the print medium
Data Source
AI summary
To appropriately color develop ink according to a print condition even when carrying out the printing step and the color developing step in a series of steps. A printing device includes a printing machine that discharges an ink to a print medium and a color developing machine that heats the print medium, on which the ink discharged by the printing machine is attached, to color develop the ink. The printing device includes a controller that adjusts at least one of a heating time and a heating temperature of the print medium by the color developing machine according to at least one of a transporting speed of the print medium transported from the printing machine and an amount of the ink which is discharged.