JP5003549B2 - 液体移送装置及び液体移送装置の製造方法 - Google Patents
液体移送装置及び液体移送装置の製造方法 Download PDFInfo
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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
- B41J2/135—Nozzles
- B41J2/16—Production of nozzles
- B41J2/1607—Production of print heads with piezoelectric elements
- B41J2/161—Production of print heads with piezoelectric elements of film type, deformed by bending and disposed on a diaphragm
-
- 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
- B41J2/135—Nozzles
- B41J2/14—Structure thereof only for on-demand ink jet heads
- B41J2/14201—Structure of print heads with piezoelectric elements
- B41J2/14233—Structure of print heads with piezoelectric elements of film type, deformed by bending and disposed on a diaphragm
-
- 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
- B41J2/135—Nozzles
- B41J2/16—Production of nozzles
- B41J2/1621—Manufacturing processes
- B41J2/1623—Manufacturing processes bonding and adhesion
-
- 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
- B41J2/135—Nozzles
- B41J2/16—Production of nozzles
- B41J2/1621—Manufacturing processes
- B41J2/1632—Manufacturing processes machining
- B41J2/1634—Manufacturing processes machining laser machining
-
- 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
- B41J2/135—Nozzles
- B41J2/16—Production of nozzles
- B41J2/1621—Manufacturing processes
- B41J2/164—Manufacturing processes thin film formation
- B41J2/1642—Manufacturing processes thin film formation thin film formation by CVD [chemical vapor deposition]
-
- 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
- B41J2/135—Nozzles
- B41J2/14—Structure thereof only for on-demand ink jet heads
- B41J2/14201—Structure of print heads with piezoelectric elements
- B41J2/14233—Structure of print heads with piezoelectric elements of film type, deformed by bending and disposed on a diaphragm
- B41J2002/14266—Sheet-like thin film type piezoelectric element
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/42—Piezoelectric device making
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Particle Formation And Scattering Control In Inkjet Printers (AREA)
Description
表1から、サンプル1ではクロストークによるインク吐出速度の増加量が0.65m/sであるのに対し、サンプル2では4.15m/sであった。このように、サンプル2では、サンプル1に比べて約6倍近く速度が増加することが確認された。
2 流路ユニット
3 圧電アクチュエータ
14 圧力室
20 ノズル
30 振動板
31 圧電層
32a、32b 個別電極
34a、34b 共通電極
36,凹部
37,凹部
40 絶縁膜
70 光源
71 発射光
72 受像装置
80 桁部
91 貫通孔
92 位置マーカー
Claims (10)
- 液体流入口及び液体流出口を有する圧力室を含む流路ユニットと、
この流路ユニットの一表面に前記圧力室を覆うように接合され、且つ前記圧力室と接する面とは反対側の面の、前記圧力室の中心部に対応する領域に形成された凹部を有する振動板と、この振動板と積層される圧電層と、前記圧電層又は振動板の、前記圧力室の前記中心部を除く領域に形成された第一の電極とを含む圧電アクチュエータと、を備え、
液体を移送する液体移送装置の製造方法であって、
前記振動板と前記流路ユニットとを、所定の位置関係で前記振動板と前記流路ユニットとを接合することと、
この位置決め接合工程の後に行われ、前記所定の位置関係を基準として、前記振動板と前記流路ユニットとの間の所定方向における位置ずれを検出することと、
この位置ずれを検出した後に、前記振動板と積層して前記圧電層を形成することと、
前記圧電層又は前記振動板の前記圧力室と重なる領域に、前記検出された位置ずれに基づいて、前記所定方向の長さを調整した第一の電極を形成することと、
を行う液体移送装置の製造方法。 - 前記流路ユニット及び前記振動板には一対の位置合わせ指標が夫々設けられており、
前記振動板と前記流路ユニットとを位置決めする際には、これら一対の位置合わせ指標を用いて前記圧力室に対して前記凹部を位置決めする請求項1に記載の液体移送装置の製造方法。 - 前記位置ずれの量を検出する際に、前記位置合わせ指標を用いて、前記振動板と直交する直交方向から見たときの、前記所定方向における前記凹部の位置ずれの量を検出する請求項2に記載の液体移送装置の製造方法。
- 前記位置ずれの量を検出した後に前記第一の電極が形成され、さらに、その後に前記圧電層が形成され、
前記圧電層が形成された後には、前記圧電層の前記第一の電極が形成される側の面とは反対側の面における、前記振動板と直交する直交方向からみて前記第一の電極と重複する領域に、第二の電極を形成する請求項1に記載の液体移送装置の製造方法。 - 前記位置ずれの量を検出した後に前記圧電層を形成し、さらに、その後に前記第一の電極を形成し、
前記位置ずれの量を検出した後であって前記圧電層を形成する前に、前記圧電層の前記第一の電極が形成される側の面とは反対側の面における、前記振動板と直交する直交方向からみて前記第一の電極と重複する領域に、第二の電極を形成する請求項1に記載の液体移送装置の製造方法。 - 前記第一の電極を形成する際に、前記圧電層の、前記直交方向から見て前記圧力室の外側の領域にまで延在する前記第一の電極を形成する請求項1に記載の液体移送装置の製造方法。
- エアロゾルデポジション法又は化学蒸着法を用いて前記圧電層を形成する請求項1に記載の液体移送装置の製造方法。
- 前記第一の電極を形成する際に、前記第1の電極の、前記流路ユニットの前記複数の圧力室を隔てる隔壁部と重なる領域の面積が、前記位置ずれの量に関わらず同じになるように形成する請求項1に記載の液体移送装置の製造方法。
- 液体を移送する液体移送装置であって、
前記液体の流入口及び吐出口を有し、所定方向に長い複数の圧力室と、前記複数の圧力室を隔てる隔壁とを含む流路ユニットと、
前記流路ユニットの前記一面に前記圧力室を覆って接合される板材であって、前記圧力室と重なる領域に前記所定方向に延在する凹部が形成された板材と、
前記板材に積層された圧電層と、
前記圧電層の、前記圧力室と重なる領域であって、前記凹部の前記所定方向と直交する直交方向の両側の領域にそれぞれ形成された第1、第2の電極とを備え、
前記凹部は、前記直交方向に前記圧力室の中央からずれて配置されており、
前記第1、第2の電極の前記直交方向の長さは互いに異なり、
前記第1、第2の電極の、前記流路ユニットの前記隔壁と重なる領域の面積は互いに同じである液体移送装置。 - 前記流路ユニットの前記圧力室と重ならない領域の所定の位置にマーカーが形成され、前記板材の前記マーカーと重なる位置に、平面視でマーカーよりも大きな径を有する貫通孔が形成されている請求項9に記載の液体移送装置。
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JP4973470B2 (ja) * | 2007-11-30 | 2012-07-11 | ブラザー工業株式会社 | 圧電アクチュエータ |
JP6617504B2 (ja) * | 2015-10-02 | 2019-12-11 | セイコーエプソン株式会社 | 圧電素子、プローブ及び超音波測定装置 |
JP6808324B2 (ja) * | 2016-01-08 | 2021-01-06 | キヤノン株式会社 | 液体吐出記録装置及び液体吐出ヘッド |
EP4282661A3 (en) | 2016-12-19 | 2024-06-05 | Fujifilm Dimatix, Inc. | Actuators for fluid delivery systems |
US10442195B2 (en) * | 2017-06-22 | 2019-10-15 | Fujifilm Dimatix, Inc. | Piezoelectric device and method for manufacturing an inkjet head |
JP7517005B2 (ja) * | 2020-09-11 | 2024-07-17 | 株式会社リコー | 液体吐出ヘッドおよび液体を吐出する装置 |
JP7537227B2 (ja) | 2020-10-26 | 2024-08-21 | セイコーエプソン株式会社 | 液体吐出ヘッド、液体吐出装置およびアクチュエーター |
JP7220328B1 (ja) * | 2022-12-16 | 2023-02-09 | エスアイアイ・プリンテック株式会社 | ヘッドチップ、液体噴射ヘッド及び液体噴射記録装置 |
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JP3235635B2 (ja) * | 1993-11-29 | 2001-12-04 | セイコーエプソン株式会社 | インクジェット記録ヘッド |
JP3262078B2 (ja) * | 1998-09-08 | 2002-03-04 | 日本電気株式会社 | インクジェット記録ヘッド |
US7434918B2 (en) | 2001-12-06 | 2008-10-14 | Brother Kogyo Kabushiki Kaisha | Liquid transporting apparatus and method for producing liquid transporting apparatus |
JP2006123275A (ja) | 2004-10-27 | 2006-05-18 | Brother Ind Ltd | 液体移送装置及び液体移送装置の製造方法 |
US6971738B2 (en) | 2001-12-06 | 2005-12-06 | Brother Kogyo Kabushiki Kaisha | Piezoelectric actuator |
JP2004079695A (ja) | 2002-08-14 | 2004-03-11 | Fujitsu Ltd | Pzt強誘電体薄膜の形成方法、並びにそれにより形成したpzt強誘電体薄膜及びこれを用いた半導体装置 |
JP2005104038A (ja) * | 2003-09-30 | 2005-04-21 | Fuji Photo Film Co Ltd | 吐出ヘッド及び液吐出装置 |
JP2006096034A (ja) | 2004-08-31 | 2006-04-13 | Brother Ind Ltd | 溝付き振動板及び圧電層を有する圧電アクチュエータ、液体移送装置及びその製造方法 |
US7739777B2 (en) * | 2004-08-31 | 2010-06-22 | Brother Kogyo Kabushiki Kaisha | Method of manufacturing a liquid transporting apparatus |
US7625073B2 (en) * | 2005-06-16 | 2009-12-01 | Canon Kabushiki Kaisha | Liquid discharge head and recording device |
JP5157185B2 (ja) * | 2007-02-07 | 2013-03-06 | ブラザー工業株式会社 | 液体移送装置及び液滴噴射装置。 |
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- 2008-03-26 JP JP2008079938A patent/JP5003549B2/ja active Active
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