Inkjet Standby-Screen Control With Continuous Idle Ink Circulation
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Solution Overview
Problem
Existing inkjet recording devices require interruption of ink circulation and subsequent resetting when performing operations during idle states, leading to a risk of ink coagulation if operators forget to reset, necessitating a method to perform operations without interrupting ink circulation.
Innovation Solution
An inkjet recording device with an idle-mode ink circulation process that maintains circulation and includes a control unit and operation display unit, allowing operations to be performed on a standby screen without interrupting the process, ensuring continuous ink circulation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If ink circulation is interrupted to perform operations on the device, then operations can be performed, but ink coagulation may occur and resetting is required
Solution Approach 1:
The system dynamically switches between circulation execution and interruption based on operation detection. When an operation is detected during ink circulation, the system temporarily interrupts the circulation to allow the operation, then automatically resumes it. This dynamic adaptation resolves the contradiction by making the circulation system flexible enough to accommodate operations while maintaining overall circulation continuity.
Solution Approach 2:
The control unit continuously monitors the operation state of the inkjet recording device and provides feedback to adjust the circulation control. When an operation is detected, the system receives feedback and automatically adjusts the circulation state, eliminating the need for manual resetting and preventing ink coagulation through automated response.
2Reliability
If ink circulation continues during operations, then ink coagulation is prevented, but operations cannot be performed without interruption
Solution Approach 1:
The system performs preliminary detection of operations during ink circulation. By detecting operations in advance or in real-time while circulation is ongoing, the system can prepare for the operation without fully interrupting circulation, thus maintaining reliability while enabling operation performance.
Solution Approach 2:
The circulation system dynamically adjusts its state based on operation detection, switching between execution and interruption modes. This dynamic behavior allows the system to maintain circulation continuity when no operations are needed while enabling operations when required, resolving the contradiction between reliability and ease of operation.
3Ease of operation
If manual resetting is required after operation interruption, then circulation can resume, but user error may cause ink coagulation
Solution Approach 1:
The control unit automatically performs the resetting function that previously required manual user intervention. After detecting that an operation has been completed, the system autonomously resets the circulation control and resumes ink circulation without requiring the user to perform any resetting actions. This eliminates user error while maintaining operational capability.
Solution Approach 2:
The system uses feedback from operation completion detection to automatically trigger the resetting process. When the control unit detects that an operation has ended, it receives feedback and automatically initiates the reset and resumption of circulation, eliminating the need for manual resetting and reducing device complexity from the user perspective.
Data Source
AI summary
An operation of an inkjet recording device is performed without performing operations, such as interruption of an ink circulation process in an idle state and resetting, in a state in which execution of the ink circulation process is maintained. Ink is supplied to a nozzle to perform printing on a printing target. An idle-mode ink circulation process circulates ink in an idle state, the idle-mode ink circulation process repeating the circulation of the ink in a path, and a standby state at a predetermined time interval. An operation display unit displays a standby screen for the idle-mode ink circulation process and displays information for operating the inkjet recording device on the standby screen in a state in which execution of the idle-mode ink circulation process is maintained. The inkjet recording device receives an operation of the inkjet recording device based on the information displayed on the standby screen.