Heater Temperature Control for Recording Medium
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Solution Overview
Problem
Existing recording devices face challenges in setting an appropriate heating temperature for the heater, as it is influenced by various factors such as the material and surface processing of the recording medium, type and physical properties of ink, and printing environments, making it difficult to determine the optimal temperature quickly and efficiently.
Innovation Solution
A recording device with a controller that applies a liquid droplet to a recording medium, a transporter, a supporter, and a heater, which records test patterns at different recording densities to determine the appropriate heating temperature, allowing for efficient setting of the heater temperature by analyzing the surface state of the recording medium.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If test printing is performed by actually changing heating temperature to determine appropriate temperature, then determination accuracy is improved, but time consumption increases significantly
Solution Approach 1:
The patent applies preliminary action by pre-heating the recording medium to a predetermined temperature before test printing. This allows the subsequent test printing to be performed at a stable temperature condition, eliminating the time-consuming temperature stabilization process that would otherwise be required after changing heating temperatures. The pre-heating step prepares the system in advance, enabling rapid and accurate determination of appropriate heating temperatures without repeated temperature adjustments.
2Reliability
If heating temperature is increased to ensure sufficient ink drying, then ink drying quality is improved, but risk of generating wrinkles increases
Solution Approach 1:
The patent applies parameter changes by systematically varying the heating temperature parameter during test printing and observing the resulting surface state of the recording medium. By conducting test prints at different temperatures and analyzing the outcomes, the system identifies the optimal temperature range that ensures sufficient ink drying while avoiding the generation of wrinkles. This empirical approach allows for precise parameter optimization tailored to specific recording media and ink combinations.
Solution Approach 2:
The patent implements feedback by analyzing the surface state of the recording medium after test printing and using this information to determine the appropriate heating temperature. The system observes whether wrinkles are generated or if ink drying is insufficient, and adjusts the heating temperature accordingly. This closed-loop feedback mechanism enables the system to automatically identify the optimal heating temperature that balances ink drying quality with prevention of wrinkles.
3Adaptability or versatility
If multiple elements such as recording medium material, ink properties, and printing environments are considered for heating temperature setting, then comprehensiveness of temperature setting is improved, but complexity of temperature determination increases
Solution Approach 1:
The patent applies self-service by enabling the system to automatically determine appropriate heating temperatures through test printing and surface state analysis, without requiring manual input or configuration of multiple parameters such as recording medium material, ink properties, and printing environment conditions. The system autonomously performs test prints at different temperatures, evaluates the results, and identifies the optimal temperature setting, thereby simplifying the overall process despite the need to account for multiple influencing factors.
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 the quick and efficient determination of the appropriate heating temperature for the heater, reducing the time and effort required for trial and error, while ensuring high-quality image formation and preventing defects like wrinkles.
Implementation Method 1
a heater configured to heat the recording medium supported by the supporter
Data Source
AI summary
A recording device includes a recording head for performing recording on a recording medium, a transporter for transporting the recording medium, a platen for supporting the recording medium, a heater for heating the recording medium supported by the platen, and a control unit, wherein the control unit causes the heater to heat the recording medium at a predetermined and constant heating temperature, causes the recording head and the transporter to record a first test pattern of a predetermined recording density, and a second test pattern of a recording density different from the predetermined recording density on the recording medium, and the recording density of the first test pattern and the recording density of the second test pattern can be set in the heater, and are associated with heating temperature different from each other.