JP2013169749A5 - - Google Patents
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- JP2013169749A5 JP2013169749A5 JP2012036137A JP2012036137A JP2013169749A5 JP 2013169749 A5 JP2013169749 A5 JP 2013169749A5 JP 2012036137 A JP2012036137 A JP 2012036137A JP 2012036137 A JP2012036137 A JP 2012036137A JP 2013169749 A5 JP2013169749 A5 JP 2013169749A5
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- head unit
- nozzle
- forming surface
- nozzle forming
- fixing member
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- 239000007788 liquid Substances 0.000 claims description 30
- 230000002093 peripheral Effects 0.000 claims description 9
- 230000001070 adhesive Effects 0.000 claims description 5
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000000994 depressed Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 238000009825 accumulation Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000005755 formation reaction Methods 0.000 description 1
Description
上記課題を解決するため、本発明の液体噴射ヘッドは、以下の適用例をとることができる。
［適用例１］
液体が噴射されるノズルが開設されたノズル形成面を有するヘッドユニットと、 前記ヘッドユニットを固定する固定部材と、を備え、 前記固定部材は、前記ノズル形成面のノズルを露出させる露出開口部が形成され、当該露出開口部内にノズルを露出させた状態で前記ヘッドユニットと接合される固定板部を有し、 前記固定板部における前記露出開口部の周縁部に、前記ヘッドユニットとの接合面とは反対面側に薄肉部を残した状態で、前記接合面側から反対面側に向けて固定板部の厚さ方向の途中まで窪んだ段差部が形成されて、ノズル形成面と固定部材との間の段差が緩められたことを特徴とする液体噴射ヘッド。
上記適用例によれば、固定板部における露出開口部の周縁部に、前記ノズル形成面との接合面とは反対面側に薄肉部を残し、固定板部の厚さ方向の途中まで窪んだ段差部を形成して、ノズル形成面と固定部材との間の段差を緩めることによって液体溜りを無くしてノズル形成面の拭き取りを確実に行うことができる。
［適用例２］
前記ヘッドユニットと前記固定板部とは接着剤によって接合され、
当該ヘッドユニットと前記段差部との間に、接着剤が貯留されることを特徴とする適用例１に記載の液体噴射ヘッド。
上記適用例によれば、固定板部を接合する接着剤がはみ出してもノズル形成面に付着することを防止することができる。
［適用例３］
前記固定部材の前記周縁部は、前記ノズル形成面と、滑らかな傾斜面で連続することを特徴とする適用例１または適用例２に記載の液体噴射ヘッド。
上記適用例によれば、液体溜りを無くしてノズル形成面の拭き取りを確実に行うことができる。
［適用例４］
前記薄肉部は、前記接合面とは反対面側から前記ノズル形成面側に向けて傾斜する状態に屈曲されたことを特徴とする適用例１〜適用例３のいずれかに記載の液体噴射ヘッド。
上記適用例によれば、液体溜りを無くしてノズル形成面の拭き取りを確実に行うことができる。
［適用例５］
前記適用例１〜適用例４のいずれかに記載の液体噴射ヘッドと、 前記液体噴射ヘッドにおける前記ヘッドユニットのノズル形成面を払拭する払拭部材と、 を備え、 前記薄肉部は、少なくとも前記払拭部材によるノズル形成面の払拭時に当該払拭部材が接触する位置に設けられていることを特徴とする液体噴射装置。
上記適用例によれば、ノズル形成面と固定部材との間の段差部を緩めることによって液体溜りを無くしてノズル形成面の拭き取りを確実に行うことができる。
［適用例６］
液体が噴射されるノズルが開設されたノズル形成面を有するヘッドユニットと、前記ヘッドユニットを固定する固定部材と、を備え、前記固定部材は、前記ノズル形成面のノズルを露出させる露出開口部が形成され、当該露出開口部内にノズルを露出させた状態で前記ヘッドユニットと接合される固定板部を有する液体噴射ヘッドの製造方法であって、 前記固定板部において前記ノズル形成面との接合面とは反対面側から前記接合面側に向けてプレス加工により前記露出開口部を開設する工程と、 前記露出開口部の周縁部に、前記接合面とは反対面側に薄肉部を残した状態で、前記接合面側から反対面側に向けて固定板部の厚さ方向の途中まで窪ませて段差部を形成する工程と、 前記工程で前記段差部が形成された前記固定部材と、前記ヘッドユニットとを、当該固定部材の前記露出開口部内にノズルを露出させた状態で、接合させる工程と、 を含むことを特徴とする液体噴射ヘッドの製造方法。
上記適用例によれば、固定板部における露出開口部の周縁部に、前記ノズル形成面との接合面とは反対面側に薄肉部を残し、固定板部の厚さ方向の途中まで窪んだ段差部を形成して、ノズル形成面と固定部材との間の段差を緩めることによって液体溜りを無くしてノズル形成面の拭き取りを確実に行うことができる。
あるいは、上記課題を解決するため、本発明の液体噴射ヘッドは、以下の構成でもよい。すなわち、液体が噴射されるノズルが開設されたノズル形成面を有するヘッドユニットと、前記ヘッドユニットを固定する固定部材と、を備え、前記固定部材は、前記ノズル形成面のノズルを露出させる露出開口部が形成され、当該露出開口部内にノズルを露出させた状態でノズル形成面と接合される固定板部を有し、前記固定板部における前記露出開口部の周縁部に、前記ノズル形成面との接合面とは反対面側に薄肉部を残した状態で、前記接合面側から反対面側に向けて固定板部の厚さ方向の途中まで窪んだ段差部が形成され、前記薄肉部は、前記接合面とは反対面側から前記ノズル形成面側に向けて傾斜する状態に屈曲されたことを特徴とする。
In order to solve the above problems, the liquid jet head of the present invention can take the following application examples.
[Application Example 1]
A head unit having a nozzle forming surface on which nozzles for ejecting liquid are established; and a fixing member for fixing the head unit, wherein the fixing member has an exposed opening for exposing the nozzle on the nozzle forming surface. A fixed plate portion that is formed and is bonded to the head unit in a state where the nozzle is exposed in the exposed opening portion, and a bonding surface to the head unit at a peripheral portion of the exposed opening portion in the fixed plate portion In the state where the thin wall portion is left on the opposite surface side, a stepped portion is formed that is depressed from the joining surface side to the opposite surface side in the middle of the thickness direction of the fixing plate portion, and the nozzle forming surface and the fixing member A liquid jet head characterized in that a step between the head and the head is loosened.
According to the above application example, a thin wall portion is left on the peripheral edge portion of the exposed opening portion of the fixed plate portion on the side opposite to the joint surface with the nozzle forming surface, and the fixed plate portion is depressed halfway in the thickness direction. By forming the step portion and loosening the step between the nozzle forming surface and the fixing member, it is possible to remove the liquid pool and reliably wipe the nozzle forming surface.
[Application Example 2]
The head unit and the fixed plate portion are joined by an adhesive,
The liquid jet head according to Application Example 1, wherein an adhesive is stored between the head unit and the stepped portion.
According to the above application example, even if the adhesive for joining the fixing plate portion protrudes, it can be prevented from adhering to the nozzle forming surface.
[Application Example 3]
The liquid ejecting head according to Application Example 1 or Application Example 2, wherein the peripheral portion of the fixing member is continuous with the nozzle formation surface and a smooth inclined surface.
According to the above application example, it is possible to reliably wipe off the nozzle forming surface by eliminating the liquid pool.
[Application Example 4]
The liquid ejecting head according to any one of Application Example 1 to Application Example 3, wherein the thin portion is bent in a state of being inclined from the surface opposite to the joint surface toward the nozzle forming surface. .
According to the above application example, it is possible to reliably wipe off the nozzle forming surface by eliminating the liquid pool.
[Application Example 5]
The liquid ejecting head according to any one of the application examples 1 to 4, and a wiping member that wipes a nozzle forming surface of the head unit in the liquid ejecting head, wherein the thin portion is at least the wiping member The liquid ejecting apparatus is provided at a position where the wiping member contacts when the nozzle forming surface is wiped.
According to the above application example, by loosening the step portion between the nozzle forming surface and the fixing member, it is possible to eliminate liquid accumulation and reliably wipe the nozzle forming surface.
[Application Example 6]
A head unit having a nozzle forming surface on which nozzles for ejecting liquid are established, and a fixing member for fixing the head unit, wherein the fixing member has an exposed opening for exposing the nozzle on the nozzle forming surface. A method of manufacturing a liquid ejecting head having a fixed plate portion formed and bonded to the head unit in a state where the nozzle is exposed in the exposed opening, wherein the fixed plate portion is bonded to the nozzle forming surface. A step of opening the exposed opening by pressing from the surface opposite to the joint surface, and a state in which a thin portion is left on the peripheral surface of the exposed opening on the surface opposite to the joint surface A step of forming a step portion by recessing in the thickness direction of the fixing plate portion from the joining surface side to the opposite surface side, and the fixing member on which the step portion is formed in the step, F And de unit, in a state where the exposing the nozzle to the exposure opening portion of the fixing member, a manufacturing method of a liquid ejecting head which comprises a step of bonding, the.
According to the above application example, a thin wall portion is left on the peripheral edge portion of the exposed opening portion of the fixed plate portion on the side opposite to the joint surface with the nozzle forming surface, and the fixed plate portion is depressed halfway in the thickness direction. By forming the step portion and loosening the step between the nozzle forming surface and the fixing member, it is possible to remove the liquid pool and reliably wipe the nozzle forming surface.
Or in order to solve the said subject, the following structures may be sufficient as the liquid jet head of this invention. That is, a head unit having a nozzle forming surface on which a nozzle from which liquid is ejected is established, and a fixing member that fixes the head unit, and the fixing member exposes the nozzle on the nozzle forming surface. A fixed plate portion that is joined to the nozzle forming surface in a state where the nozzle is exposed in the exposed opening, and the nozzle forming surface is disposed at a peripheral portion of the exposed opening in the fixed plate portion. In the state where the thin wall portion is left on the opposite surface side of the bonding surface, a stepped portion is formed which is depressed from the bonding surface side to the opposite surface side in the middle of the thickness direction of the fixed plate portion, and the thin wall portion is Further, it is characterized in that it is bent so as to incline from the surface opposite to the joint surface toward the nozzle forming surface.
Claims (6)
前記ヘッドユニットを固定する固定部材と、を備え、
前記固定部材は、前記ノズル形成面のノズルを露出させる露出開口部が形成され、当該露出開口部内にノズルを露出させた状態で前記ヘッドユニットと接合される固定板部を有し、
前記固定板部における前記露出開口部の周縁部に、前記ヘッドユニットとの接合面とは反対面側に薄肉部を残した状態で、前記接合面側から反対面側に向けて固定板部の厚さ方向の途中まで窪んだ段差部が形成されて、ノズル形成面と固定部材との間の段差が緩められた
ことを特徴とする液体噴射ヘッド。 A head unit having a nozzle forming surface on which nozzles for ejecting liquid are established;
A fixing member for fixing the head unit,
The fixing member has a fixed plate portion that is formed with an exposed opening that exposes the nozzle on the nozzle forming surface and is bonded to the head unit in a state where the nozzle is exposed in the exposed opening.
In the state where the thinned portion is left on the side opposite to the joint surface with the head unit at the peripheral edge of the exposed opening in the fixed plate portion, the fixed plate portion extends from the joint surface side to the opposite surface side. A liquid ejecting head, wherein a stepped portion that is depressed halfway in the thickness direction is formed , and the step between the nozzle forming surface and the fixing member is loosened .
当該ヘッドユニットと前記段差部との間に、接着剤が貯留されることを特徴とする請求項１に記載の液体噴射ヘッド。 The head unit and the fixed plate portion are joined by an adhesive,
The liquid ejecting head according to claim 1, wherein an adhesive is stored between the head unit and the stepped portion.
前記液体噴射ヘッドにおける前記ヘッドユニットのノズル形成面を払拭する払拭部材と、
を備え、
前記薄肉部は、少なくとも前記払拭部材によるノズル形成面の払拭時に当該払拭部材が接触する位置に設けられていることを特徴とする液体噴射装置。 The liquid jet head according to any one of claims 1 to 4 ,
A wiping member for wiping the nozzle forming surface of the head unit in the liquid jet head;
With
Before SL thin portion, a liquid ejecting apparatus, wherein a said wiping member during the wiping of the nozzle forming surface by at least the wiping member is provided at a position in contact.
前記固定板部において前記ノズル形成面との接合面とは反対面側から前記接合面側に向けてプレス加工により前記露出開口部を開設する工程と、
前記露出開口部の周縁部に、前記接合面とは反対面側に薄肉部を残した状態で、前記接合面側から反対面側に向けて固定板部の厚さ方向の途中まで窪ませて段差部を形成する工程と、
前記工程で前記段差部が形成された前記固定部材と、前記ヘッドユニットとを、当該固定部材の前記露出開口部内にノズルを露出させた状態で、接合させる工程と、
を含むことを特徴とする液体噴射ヘッドの製造方法。 A head unit having a nozzle forming surface on which nozzles for ejecting liquid are established, and a fixing member for fixing the head unit, wherein the fixing member has an exposed opening for exposing the nozzle on the nozzle forming surface. A method of manufacturing a liquid jet head having a fixed plate portion formed and bonded to the head unit in a state where the nozzle is exposed in the exposed opening,
Opening the exposed opening by pressing from the opposite side of the fixed plate portion to the bonding surface with the nozzle forming surface;
The peripheral portion of the front Symbol exposure opening portion, thereby, leaving a thin portion, recessed from the joint surface side to the middle of the thickness direction of the fixing plate portion toward the opposite side to the opposite surface side to the joint surface Forming a stepped portion,
Joining the fixing member having the stepped portion formed in the step and the head unit in a state where a nozzle is exposed in the exposed opening of the fixing member ;
A method of manufacturing a liquid ejecting head, comprising:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012036137A JP5938936B2 (en) | 2012-02-22 | 2012-02-22 | Liquid ejecting head, liquid ejecting apparatus, and method of manufacturing liquid ejecting head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2012036137A JP5938936B2 (en) | 2012-02-22 | 2012-02-22 | Liquid ejecting head, liquid ejecting apparatus, and method of manufacturing liquid ejecting head |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2013169749A JP2013169749A (en) | 2013-09-02 |
| JP2013169749A5 true JP2013169749A5 (en) | 2015-03-19 |
| JP5938936B2 JP5938936B2 (en) | 2016-06-22 |
Family
ID=49264016
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012036137A Expired - Fee Related JP5938936B2 (en) | 2012-02-22 | 2012-02-22 | Liquid ejecting head, liquid ejecting apparatus, and method of manufacturing liquid ejecting head |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP5938936B2 (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP6507644B2 (en) * | 2015-01-05 | 2019-05-08 | セイコーエプソン株式会社 | Liquid jet head and method of manufacturing the same |
| JP2016175188A (en) | 2015-03-18 | 2016-10-06 | セイコーエプソン株式会社 | Liquid jet head and liquid jet device |
| CN106335283B (en) | 2015-07-08 | 2019-10-15 | 精工爱普生株式会社 | Liquid ejecting head unit, liquid injection head assembly, the manufacturing method of liquid injection apparatus and liquid ejecting head unit |
| JP6817008B2 (en) * | 2016-09-29 | 2021-01-20 | エスアイアイ・プリンテック株式会社 | Liquid injection head and liquid injection recorder |
| JP2019089218A (en) * | 2017-11-13 | 2019-06-13 | エスアイアイ・プリンテック株式会社 | Liquid jet head, and liquid jet recording device |
| JP7134779B2 (en) * | 2018-08-10 | 2022-09-12 | エスアイアイ・プリンテック株式会社 | LIQUID JET HEAD AND LIQUID JET RECORDING APPARATUS |
| JP7205324B2 (en) * | 2019-03-19 | 2023-01-17 | 株式会社リコー | Head module, head unit, head for ejecting liquid, device for ejecting liquid |
| JP7331441B2 (en) | 2019-04-26 | 2023-08-23 | セイコーエプソン株式会社 | Liquid ejecting head and liquid ejecting device |
| JP2024094662A (en) * | 2022-12-28 | 2024-07-10 | キヤノン株式会社 | LIQUID DISCHARGE HEAD AND LIQUID DISCHARGE DEVICE HAVING SAME |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2563881B2 (en) * | 1993-08-31 | 1996-12-18 | 道弘 村瀬 | Decorative board having bent portion and method for manufacturing the same |
| JPH09300633A (en) * | 1996-05-13 | 1997-11-25 | Ricoh Co Ltd | Ink-jet head |
| JP3603579B2 (en) * | 1998-01-22 | 2004-12-22 | セイコーエプソン株式会社 | Ink jet recording head |
| JP2002160376A (en) * | 2000-11-24 | 2002-06-04 | Seiko Epson Corp | Ink jet recording head and image recording apparatus equipped with it |
| JP4066627B2 (en) * | 2001-09-03 | 2008-03-26 | セイコーエプソン株式会社 | Method for manufacturing ink jet recording head |
| JP4453264B2 (en) * | 2003-03-26 | 2010-04-21 | 株式会社ジェイテクト | Shell roller bearing |
| JP2007062357A (en) * | 2005-08-05 | 2007-03-15 | Seiko Epson Corp | Liquid jetting head |
| JP4973840B2 (en) * | 2005-08-31 | 2012-07-11 | セイコーエプソン株式会社 | Liquid ejecting head, liquid ejecting apparatus, and method of manufacturing liquid ejecting head |
| JP2011056922A (en) * | 2009-09-14 | 2011-03-24 | Ricoh Co Ltd | Liquid discharging head, and image forming apparatus |
| JP2011173304A (en) * | 2010-02-24 | 2011-09-08 | Seiko Epson Corp | Liquid ejection head and liquid ejection device |
-
2012
- 2012-02-22 JP JP2012036137A patent/JP5938936B2/en not_active Expired - Fee Related
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