INKJET RECORDING DEVICE AND METHOD FOR CONTROLLING THE INKJET RECORDING DEVICE

To provide an inkjet recording device that adopts an ink circulation system which can shorten a time for filling the ink.SOLUTION: An inkjet recording device includes: a recording head 8 having a discharge port surface formed with a discharge port for discharging ink; a tank 151 that stores the ink...

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Bibliographic Details
Main Authors ABE TAKASHI, OKUDE KYOSHIRO, KIUCHI TAKAHIRO, MUKOYAMA YUMI, TOKIZAWA SOMEI
Format Patent
LanguageEnglish
Japanese
Published 31.01.2019
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Summary:To provide an inkjet recording device that adopts an ink circulation system which can shorten a time for filling the ink.SOLUTION: An inkjet recording device includes: a recording head 8 having a discharge port surface formed with a discharge port for discharging ink; a tank 151 that stores the ink supplied to the recording head 8; a supply channel C2 that supplies the ink from the tank 151 to the recording head 8; a recovery channel C4 that recovers the ink from the recording head 8 to the tank 151; a supply pump P1 that is arranged in the supply channel C2 and supplies the ink from the tank 151 to the recording head 8; a tank pressure reducing pump P0 that reduces the pressure in the tank 151; and a control section that controls driving of the supply pump P1 and the tank pressure reducing pump P0 and fills the recovery channel C4 with the ink.SELECTED DRAWING: Figure 15 【課題】インクの充填にかかる時間を短縮することができるインク循環系を採用したインクジェット記録装置を提供する。【解決手段】インクジェット記録装置は、インクを吐出する吐出口が形成された吐出口面を有する記録ヘッド8と、記録ヘッド8へ供給されるインクを収容するタンク151と、タンク151から記録ヘッド8へインクを供給する供給流路C2と、記録ヘッド8からタンク151へインクを回収する回収流路C4と、供給流路C2に配置され、タンク151から記録ヘッド8へインクを供給するための供給ポンプP1と、タンク151内を減圧するタンク内減圧ポンプP0と、供給ポンプP1とタンク内減圧ポンプP0を駆動するように制御して、回収流路C4にインクを充填する制御部とを備える。【選択図】図15
Bibliography:Application Number: JP20180129297