Printer Consumable Maintenance Control via Delivery Timing
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Solution Overview
Problem
Existing printing apparatuses lack appropriate control for maintenance processing based on the delivery status of consumables after a contract is concluded, leading to unnecessary consumable waste and inefficient use.
Innovation Solution
A printing apparatus and control method that acquire arrival time information of consumables, predict the usable amount, and decide on the execution mode of maintenance save processing to extend the life of consumables by delaying or reducing maintenance processing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If maintenance processing is executed regularly to prevent deterioration of print quality, then print quality reliability is improved, but consumable life is reduced due to consumption during maintenance
Solution Approach 1:
The maintenance processing execution is made dynamic by adjusting it according to the delivery status of consumables. The controller decides whether to execute maintenance processing based on predicted usable amounts and arrival time information, transforming a static regular maintenance schedule into a dynamic adaptive maintenance strategy that responds to real-time consumable status and delivery expectations
Solution Approach 2:
The maintenance processing parameters are changed based on delivery status. When consumable delivery is expected soon, the controller may reduce maintenance frequency or intensity (change maintenance parameters) to conserve consumables, while still maintaining print quality through selective maintenance execution based on predicted usable amounts
2Loss of substance
If consumable life is extended by reducing maintenance processing, then consumable waste is reduced, but print quality may deteriorate due to insufficient maintenance
Solution Approach 1:
The system implements feedback control by continuously monitoring consumable usage, predicting usable amounts based on usage patterns, and adjusting maintenance processing decisions accordingly. The controller receives feedback on consumable status and delivery status, then optimizes maintenance execution to prevent both consumable waste and print quality deterioration
Solution Approach 2:
The system performs preliminary prediction of consumable usable amounts before making maintenance decisions. By predicting how much consumable will be available when delivered consumables arrive, the system can proactively plan maintenance processing to extend consumable life while ensuring print quality is maintained through timely maintenance when needed
3Reliability
If maintenance processing is executed to ensure print quality, then print quality is maintained, but consumable consumption increases leading to unnecessary purchase costs
Solution Approach 1:
The maintenance processing strategy is made dynamic by adapting it to delivery status and predicted consumable availability. Instead of fixed regular maintenance, the system dynamically adjusts maintenance execution timing and intensity based on real-time data, optimizing the balance between print quality maintenance and consumable conservation
Solution Approach 2:
Maintenance processing parameters such as frequency, timing, and intensity are changed based on delivery status. When consumable delivery is imminent, the system changes maintenance parameters to reduce consumable consumption, thereby reducing unnecessary purchase costs while still maintaining print quality through selective maintenance
Data Source
AI summary
A printing apparatus is configured to operate based on a contract concluded with a contractor related to a consumable for the printing apparatus. The printing apparatus includes a mounting unit configured to receive the consumable, a printing unit configured to print an image on a print medium using the mounted consumable, and a controller configured to execute acquisition processing of acquiring arrival time information of a first consumable delivered for the printing apparatus based on the contract, prediction processing of predicting a usable amount of the mounted consumable at an arrival time indicated by the arrival time information acquired in the acquisition processing, and decision processing of deciding an execution mode of maintenance save processing for weakening given maintenance processing of the printing apparatus based on the usable amount predicted in the prediction processing.