JP7468021B2 - 液体を吐出する装置、ヘッド駆動制御装置 - Google Patents
液体を吐出する装置、ヘッド駆動制御装置 Download PDFInfo
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Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/015—Ink jet characterised by the jet generation process
- B41J2/04—Ink jet characterised by the jet generation process generating single droplets or particles on demand
- B41J2/045—Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
- B41J2/04501—Control methods or devices therefor, e.g. driver circuits, control circuits
- B41J2/04588—Control methods or devices therefor, e.g. driver circuits, control circuits using a specific waveform
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/015—Ink jet characterised by the jet generation process
- B41J2/04—Ink jet characterised by the jet generation process generating single droplets or particles on demand
- B41J2/045—Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
- B41J2/04501—Control methods or devices therefor, e.g. driver circuits, control circuits
- B41J2/04581—Control methods or devices therefor, e.g. driver circuits, control circuits controlling heads based on piezoelectric elements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/015—Ink jet characterised by the jet generation process
- B41J2/04—Ink jet characterised by the jet generation process generating single droplets or particles on demand
- B41J2/045—Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
- B41J2/04501—Control methods or devices therefor, e.g. driver circuits, control circuits
- B41J2/0459—Height of the driving signal being adjusted
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/015—Ink jet characterised by the jet generation process
- B41J2/04—Ink jet characterised by the jet generation process generating single droplets or particles on demand
- B41J2/045—Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
- B41J2/04501—Control methods or devices therefor, e.g. driver circuits, control circuits
- B41J2/04595—Dot-size modulation by changing the number of drops per dot
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/015—Ink jet characterised by the jet generation process
- B41J2/04—Ink jet characterised by the jet generation process generating single droplets or particles on demand
- B41J2/045—Ink jet characterised by the jet generation process generating single droplets or particles on demand by pressure, e.g. electromechanical transducers
- B41J2/04501—Control methods or devices therefor, e.g. driver circuits, control circuits
- B41J2/04596—Non-ejecting pulses
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- Particle Formation And Scattering Control In Inkjet Printers (AREA)
- Ink Jet (AREA)
Description
液体を吐出するヘッドと、
前記ヘッドの圧電素子に対する駆動電圧波形の印加/非印加を選択するスイッチング手段と、を備え、
前記駆動電圧波形は、時系列で、前記ヘッドの圧力室の液体を加圧して吐出させる吐出波形と、前記吐出波形の後に配置され、前記圧力室の残留振動を抑制する制振波形とを含み、
前記スイッチング手段は、
前記吐出波形及び前記制振波形の各立下り波形要素の部分で第1スイッチ手段をオン状態にする手段と、
前記第1スイッチ手段と並列に、前記吐出波形及び前記制振波形の各立下り波形要素に対して逆方向になる向きに接続されたダイオードと、を備え、
前記吐出波形の立ち上がり波形要素の部分では前記第1スイッチ手段をオフ状態にする
構成とした。
10 ノズル板
11 ノズル
20 個別流路部材
21 圧力室
22 個別供給流路
23 個別回収流路
30 振動板部材
42 圧電素子
50 共通流路部材
100 ヘッドモジュール
400 ヘッド駆動制御装置
401 ヘッド制御部
402 駆動波形生成部
403 波形データ格納部
410 ヘッドドライバ
413 セレクタ
415 スイッチアレイ
430 スイッチング手段
S1 第1スイッチ手段
S2 第2スイッチ手段
D ダイオード
500 印刷装置(液体を吐出する装置)
550 ヘッドユニット
Claims (4)
- 液体を吐出するヘッドと、
前記ヘッドの圧電素子に対する駆動電圧波形の印加/非印加を選択するスイッチング手段と、を備え、
前記駆動電圧波形は、時系列で、前記ヘッドの圧力室の液体を加圧して吐出させる吐出波形と、前記吐出波形の後に配置され、前記圧力室の残留振動を抑制する制振波形とを含み、
前記スイッチング手段は、
前記吐出波形及び前記制振波形の各立下り波形要素の部分で第1スイッチ手段をオン状態にする手段と、
前記第1スイッチ手段と並列に、前記吐出波形及び前記制振波形の各立下り波形要素に対して逆方向になる向きに接続されたダイオードと、を備え、
前記吐出波形の立ち上がり波形要素の部分では前記第1スイッチ手段をオフ状態にする
ことを特徴とする液体を吐出する装置。 - 前記スイッチング手段は、前記第1スイッチ手段及び前記ダイオードの並列回路と直列に接続された第2スイッチ手段を含み、
少なくとも前記駆動電圧波形の基準電位より高い電位が印加されるときに前記第1スイッチ手段をオフ状態にする手段を備えている
ことを特徴とする請求項1に記載の液体を吐出する装置。 - 吐出する滴サイズに応じて前記第2スイッチ手段をオン/オフ制御する
ことを特徴とする請求項2に記載の液体を吐出する装置。 - 液体を吐出するヘッドの圧電素子に対する駆動電圧波形の印加/非印加を選択するスイッチング手段を備え、
前記駆動電圧波形は、時系列で、前記ヘッドの圧力室の液体を加圧して吐出させる吐出波形と、前記吐出波形の後に配置され、前記圧力室の残留振動を抑制する制振波形とを含み、
前記スイッチング手段は、
前記吐出波形及び前記制振波形の各立下り波形要素の部分で第1スイッチ手段をオン状態にする手段と、
前記第1スイッチ手段と並列に、前記吐出波形及び前記制振波形の各立下り波形要素に対して逆方向になる向きに接続されたダイオードと、を備え、
前記吐出波形の立ち上がり波形要素の部分では前記第1スイッチ手段をオフ状態にする
ことを特徴とするヘッド駆動制御装置。
Priority Applications (2)
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JP2020047185A JP7468021B2 (ja) | 2020-03-18 | 2020-03-18 | 液体を吐出する装置、ヘッド駆動制御装置 |
US17/200,813 US11565519B2 (en) | 2020-03-18 | 2021-03-13 | Liquid discharge apparatus and head drive control device |
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JP2020047185A JP7468021B2 (ja) | 2020-03-18 | 2020-03-18 | 液体を吐出する装置、ヘッド駆動制御装置 |
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JP2021146554A JP2021146554A (ja) | 2021-09-27 |
JP7468021B2 true JP7468021B2 (ja) | 2024-04-16 |
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JP (1) | JP7468021B2 (ja) |
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JP6973471B2 (ja) * | 2017-08-21 | 2021-12-01 | 株式会社三洋物産 | 遊技機 |
JP2019034066A (ja) * | 2017-08-21 | 2019-03-07 | 株式会社三洋物産 | 遊技機 |
JP2019034068A (ja) * | 2017-08-21 | 2019-03-07 | 株式会社三洋物産 | 遊技機 |
JP2019034067A (ja) * | 2017-08-21 | 2019-03-07 | 株式会社三洋物産 | 遊技機 |
JP2019034069A (ja) * | 2017-08-21 | 2019-03-07 | 株式会社三洋物産 | 遊技機 |
JP2020078750A (ja) * | 2020-03-09 | 2020-05-28 | 株式会社三洋物産 | 遊技機 |
JP2020093126A (ja) * | 2020-03-16 | 2020-06-18 | 株式会社三洋物産 | 遊技機 |
JP2021013805A (ja) * | 2020-11-12 | 2021-02-12 | 株式会社三洋物産 | 遊技機 |
JP2021013806A (ja) * | 2020-11-12 | 2021-02-12 | 株式会社三洋物産 | 遊技機 |
JP7103396B2 (ja) * | 2020-11-12 | 2022-07-20 | 株式会社三洋物産 | 遊技機 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2001113695A (ja) | 1999-10-21 | 2001-04-24 | Seiko Epson Corp | インクジェット式記録ヘッドの駆動装置および印刷装置 |
JP2001219556A (ja) | 1999-12-01 | 2001-08-14 | Seiko Epson Corp | 液体噴射装置 |
JP2006264318A (ja) | 2005-02-25 | 2006-10-05 | Ricoh Printing Systems Ltd | 液滴吐出装置及び液滴吐出方法 |
JP2014091317A (ja) | 2012-11-07 | 2014-05-19 | Seiko Epson Corp | 液体噴射装置、および、液体噴射装置の制御方法 |
JP2018039125A (ja) | 2016-09-05 | 2018-03-15 | 富士ゼロックス株式会社 | 駆動波形生成装置及び画像形成装置 |
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JPH09207360A (ja) * | 1996-02-05 | 1997-08-12 | Seiko Epson Corp | インクジェット記録装置 |
JPH1158781A (ja) | 1997-08-25 | 1999-03-02 | Citizen Watch Co Ltd | インクジェットヘッド駆動回路 |
JP3753075B2 (ja) | 2002-01-25 | 2006-03-08 | リコープリンティングシステムズ株式会社 | インクジェット記録装置 |
US6749279B2 (en) | 2001-11-30 | 2004-06-15 | Hitachi Printing Solutions, Ltd. | Inkjet recording device capable of controlling ejection timing of each nozzle individually |
JP2011110821A (ja) | 2009-11-27 | 2011-06-09 | Seiko Epson Corp | 容量性負荷駆動回路 |
JP2011110935A (ja) | 2010-09-24 | 2011-06-09 | Seiko Epson Corp | 容量性負荷駆動回路 |
JP5854191B2 (ja) * | 2011-08-02 | 2016-02-09 | セイコーエプソン株式会社 | 液体噴射ヘッドの制御方法、制御装置および液体噴射装置 |
GB2530045B (en) * | 2014-09-10 | 2017-05-03 | Xaar Technology Ltd | Actuating element driver circuit with trim control |
GB2544386B (en) * | 2014-09-10 | 2018-06-20 | Xaar Technology Ltd | Printhead drive circuit with variable resistance |
GB2546104B (en) * | 2016-01-11 | 2019-12-11 | Xaar Technology Ltd | Printhead circuit having phased drive circuits |
GB2551811B (en) * | 2016-06-30 | 2020-01-15 | Xaar Technology Ltd | Droplet deposition apparatus and test circuit therefor |
-
2020
- 2020-03-18 JP JP2020047185A patent/JP7468021B2/ja active Active
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2021
- 2021-03-13 US US17/200,813 patent/US11565519B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2001113695A (ja) | 1999-10-21 | 2001-04-24 | Seiko Epson Corp | インクジェット式記録ヘッドの駆動装置および印刷装置 |
JP2001219556A (ja) | 1999-12-01 | 2001-08-14 | Seiko Epson Corp | 液体噴射装置 |
JP2006264318A (ja) | 2005-02-25 | 2006-10-05 | Ricoh Printing Systems Ltd | 液滴吐出装置及び液滴吐出方法 |
JP2014091317A (ja) | 2012-11-07 | 2014-05-19 | Seiko Epson Corp | 液体噴射装置、および、液体噴射装置の制御方法 |
JP2018039125A (ja) | 2016-09-05 | 2018-03-15 | 富士ゼロックス株式会社 | 駆動波形生成装置及び画像形成装置 |
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