JP2018126980A5 - Liquid ejection device - Google Patents

Liquid ejection device Download PDF

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JP2018126980A5
JP2018126980A5 JP2017023366A JP2017023366A JP2018126980A5 JP 2018126980 A5 JP2018126980 A5 JP 2018126980A5 JP 2017023366 A JP2017023366 A JP 2017023366A JP 2017023366 A JP2017023366 A JP 2017023366A JP 2018126980 A5 JP2018126980 A5 JP 2018126980A5
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liquid
control device
valve
valve body
liquid ejection
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JP2018126980A (en
JP6903929B2 (en
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Claims (19)

液体を吐出する液体吐出ヘッドと、
前記液体吐出ヘッドに連通する流路に設けられ、前記液体の排出動作に応じて前記流路を開閉する弁体を備える弁装置と、
前記弁装置から前記流路へ前記液体が排出されない非排出時間に基づいて、前記弁体の開閉回数を算出する第１処理を行う制御装置と、を備える液体吐出装置。 A liquid ejection head for ejecting liquid,
A valve device provided in a flow passage communicating with the liquid ejection head, the valve device including a valve body that opens and closes the flow passage in response to the liquid discharging operation;
A control device that performs a first process of calculating the number of times the valve element is opened and closed based on a non-discharge time during which the liquid is not discharged from the valve device to the flow path. 前記制御装置は、前記非排出時間が第１閾値よりも長いときには前記弁体は開となり、前記非排出時間が前記第１閾値よりも短いときには前記弁体は閉となるとして、前記第１処理を行うことを特徴とする請求項１に記載の液体吐出装置。  The control device determines that the valve body is opened when the non-discharge time is longer than a first threshold, and is closed when the non-discharge time is shorter than the first threshold. The liquid ejecting apparatus according to claim 1, wherein 前記制御装置は、前記液体の温度に基づいて、前記第１閾値を異ならせることを特徴とする請求項２に記載の液体吐出装置。  The liquid ejecting apparatus according to claim 2, wherein the control device changes the first threshold based on a temperature of the liquid. 前記制御装置は、前記液体の粘度に基づいて、前記第１閾値を異ならせることを特徴とする請求項２または３に記載の液体吐出装置。  4. The liquid ejection device according to claim 2, wherein the control device changes the first threshold based on a viscosity of the liquid. 5. 前記制御装置は、前記液体の種類に基づいて、前記第１閾値を異ならせることを特徴とする請求項２から４のいずれか１項に記載の液体吐出装置。  5. The liquid ejection device according to claim 2, wherein the control device changes the first threshold based on a type of the liquid. 6. 前記制御装置は、前記液体の製造時からの経過時間に基づいて、前記第１閾値を異ならせることを特徴とする請求項２から５のいずれか１項に記載の液体吐出装置。  The liquid ejecting apparatus according to any one of claims 2 to 5, wherein the control device changes the first threshold based on an elapsed time from the time of manufacturing the liquid. 前記制御装置は、前記第１処理によって算出された前記開閉回数の積算値に基づいて、前記弁体の交換を促す処理と前記液体吐出ヘッドからの液体の吐出を停止する処理と前記弁体をクリーニングする処理とのうち少なくとも１つの処理を第２処理として行う請求項１から６のいずれか１項に記載の液体吐出装置。 The control device is configured to perform a process of prompting replacement of the valve body, a process of stopping discharge of liquid from the liquid discharge head, and the valve body based on an integrated value of the number of times of opening and closing calculated by the first process. The liquid ejecting apparatus according to claim 1, wherein at least one of the cleaning process and the cleaning process is performed as a second process . 前記制御装置は、前記積算値が第２閾値よりも大きいときには前記第２処理を行い、前記積算値が前記第２閾値よりも小さいときには前記第２処理を行わないことを特徴とする請求項７に記載の液体吐出装置。  The control device performs the second process when the integrated value is larger than a second threshold, and does not perform the second process when the integrated value is smaller than the second threshold. The liquid ejection device according to item 1. 前記制御装置は、前記液体の温度に基づいて、前記第２閾値を異ならせることを特徴とする請求項７または８に記載の液体吐出装置。  The liquid ejection device according to claim 7, wherein the control device changes the second threshold based on a temperature of the liquid. 前記制御装置は、前記液体の粘度に基づいて、前記第１閾値を異ならせることを特徴とする請求項７から９のいずれか１項に記載の液体吐出装置。 The liquid ejecting apparatus according to claim 7 , wherein the control device changes the first threshold based on a viscosity of the liquid. 前記制御装置は、前記液体の種類に基づいて、前記第１閾値を異ならせることを特徴とする請求項７から１０のいずれか１項に記載の液体吐出装置。  The liquid ejecting apparatus according to claim 7, wherein the control device changes the first threshold based on a type of the liquid. 前記制御装置は、前記液体の製造時からの経過時間に基づいて、前記第１閾値を異ならせることを特徴とする請求項７から１１のいずれか１項に記載の液体吐出装置。  The liquid ejecting apparatus according to claim 7, wherein the control device changes the first threshold based on an elapsed time from the time of manufacturing the liquid. 前記制御装置は、前記液体が特定の種類の場合には、前記第１処理を行わないことを特徴とする請求項１から請求項１２の何れかに記載の液体吐出装置。 Wherein the control device, if the liquid is a particular type, a liquid ejecting apparatus according to any one of claims 1 to 12, characterized in that does not perform the first processing. 前記制御装置は、前記弁体の交換または前記弁体のクリーニングを行った場合、前記第１処理によって算出された前記開閉回数の積算値をリセットすることを特徴とする請求項１から請求項１３の何れかに記載の液体吐出装置。 Said controller, in the case of performing the cleaning of exchange or the valve body of said valve body, according to claim 13 claim 1, characterized in that resetting the integrated value of the opening and closing times calculated by the first processing The liquid discharge device according to any one of the above. 前記弁装置は、前記第１処理によって算出された前記開閉回数の積算値を記憶する記憶装置を備えることを特徴とする請求項１から請求項１４の何れかに記載の液体吐出装置。 The valve device, a liquid ejecting apparatus according to any one of claims 14 claim 1, characterized in that it comprises a storage device for memorize an accumulated value of the number of times of opening and closing, which is calculated by the first processing. 前記弁装置は、前記記憶装置は、前記液体吐出装置と無線で通信する通信部を備えることを特徴とする請求項１５に記載の液体吐出装置。  16. The liquid ejection device according to claim 15, wherein the valve device includes a communication unit that wirelessly communicates with the liquid ejection device. 液体を吐出する液体吐出ヘッドと、  A liquid ejection head for ejecting liquid,
前記液体吐出ヘッドに連通する流路に設けられ、前記流路を開閉する弁体を備える弁装置と、  A valve device provided in a flow path that communicates with the liquid ejection head and including a valve body that opens and closes the flow path;
前記液体の粘度または前記液体の温度に基づいて、前記弁体の開閉回数を算出する第１処理を行う制御装置と、を備えることを特徴とする液体吐出装置。  A control device for performing a first process of calculating the number of times the valve body is opened and closed based on the viscosity of the liquid or the temperature of the liquid. 液体を吐出する液体吐出ヘッドと、  A liquid ejection head for ejecting liquid,
前記液体吐出ヘッドに連通する流路に設けられ、前記液体の排出動作に応じて前記流路を開閉する弁体を備える弁装置と、  A valve device provided in a flow path communicating with the liquid ejection head, the valve device including a valve body that opens and closes the flow path in response to the liquid discharging operation;
前記弁装置から前記流路へ前記液体が排出されない非排出時間に基づいて、前記弁体の交換を促す処理と前記液体吐出ヘッドからの液体の吐出を停止する処理と前記弁体をクリーニングする処理とのうち少なくとも１つの処理を第２処理として行う制御装置と、を備えることを特徴とする液体吐出装置。  A process of prompting replacement of the valve body, a process of stopping discharge of liquid from the liquid discharge head, and a process of cleaning the valve body based on a non-discharge time during which the liquid is not discharged from the valve device to the flow path. A control device that performs at least one of the processes as a second process. 液体を吐出する液体吐出ヘッドと、  A liquid ejection head for ejecting liquid,
前記液体吐出ヘッドに連通する流路に設けられ、前記流路を開閉する弁体を備える弁装置と、  A valve device provided in a flow path that communicates with the liquid ejection head and including a valve body that opens and closes the flow path;
前記液体の粘度または前記液体の温度に基づいて、前記弁体の交換を促す処理と前記液体吐出ヘッドからの液体の吐出を停止する処理と前記弁体をクリーニングする処理とのうち少なくとも１つの処理を第２処理として行う制御装置と、を備えることを特徴とする液体吐出装置。  Based on the viscosity of the liquid or the temperature of the liquid, at least one of processing for prompting replacement of the valve element, processing for stopping discharge of liquid from the liquid discharge head, and processing for cleaning the valve element And a control device for performing as a second process.
JP2017023366A 2017-02-10 2017-02-10 Liquid discharge device Active JP6903929B2 (en)

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JP2018126980A5 true JP2018126980A5 (en) 2020-01-30
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JP2004174773A (en) * 2002-11-26 2004-06-24 Ricoh Co Ltd Ink jet recorder
JP2005343058A (en) * 2004-06-04 2005-12-15 Fuji Xerox Co Ltd Inkjet recording apparatus and method for removing air bubble
JP5094522B2 (en) * 2008-04-14 2012-12-12 理想科学工業株式会社 Printing device
JP2012051269A (en) * 2010-09-02 2012-03-15 Brother Industries Ltd Liquid cartridge, liquid ejector allowing the attachment and detachment of the same, and regeneration method thereof
EP3797997A1 (en) * 2014-10-07 2021-03-31 Videojet Technologies Inc. System and method for remotely servicing an industrial printer
JP6492816B2 (en) * 2015-03-16 2019-04-03 セイコーエプソン株式会社 Valve device and control method thereof, and liquid jet device and control method thereof

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