JP2007144863A5 - - Google Patents

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JP2007144863A5
JP2007144863A5 JP2005344010A JP2005344010A JP2007144863A5 JP 2007144863 A5 JP2007144863 A5 JP 2007144863A5 JP 2005344010 A JP2005344010 A JP 2005344010A JP 2005344010 A JP2005344010 A JP 2005344010A JP 2007144863 A5 JP2007144863 A5 JP 2007144863A5
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protrusion
filter
recording head
tip
ink tank
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JP2005344010A
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JP2007144863A (en
JP4854281B2 (en
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Claims (22)

インクタンクに設けられたインク供給口から供給されるインクの流路にフィルターを固定するためのフィルター固定部が設けられた記録ヘッドにおいて、
前記フィルター固定部に、前記流路の周囲に環状に配置されている第１の突起部と、前記流路の周囲に位置しかつ前記第１の突起部の内側に位置する環状の第２の突起部と、を設け、
前記第１の突起部は、熱により溶融して前記フィルターを固定する第１の先端部を有し、前記第２の突起部は、熱により溶融して前記フィルターを固定し、かつ溶融量が前記第１の先端部よりも少ない第２の先端部を有することを特徴とする記録ヘッド。 In a recording head provided with a filter fixing portion for fixing a filter to a flow path of ink supplied from an ink supply port provided in an ink tank ,
The filter fixing portion includes a first protrusion that is annularly disposed around the flow path, and a second annular ring that is positioned around the flow path and inside the first protrusion. A protrusion, and
The first protrusion has a first tip that is melted by heat to fix the filter , and the second protrusion is melted by heat to fix the filter , and the amount of melting is A recording head having a second tip portion smaller than the first tip portion. 前記第２の突起部における溶融前の高さが前記第１の突起部における溶融前の高さよりも低く形成されていることを特徴とする請求項１に記載の記録ヘッド。   The recording head according to claim 1, wherein a height of the second protrusion before melting is lower than a height of the first protrusion before melting. 前記第２の突起部の幅が前記第１の突起部の幅よりも小さく形成されていることを特徴とする請求項１または２に記載の記録ヘッド。   The recording head according to claim 1, wherein a width of the second protrusion is formed smaller than a width of the first protrusion. 前記フィルターは、前記第１の突起部に接する部分と前記第２の突起部に接する部分とが段差を形成するような形状を備えることを特徴とする請求項１から３のいずれかに記載の記録ヘッド。 4. The filter according to claim 1, wherein the filter has a shape that forms a step between a portion in contact with the first protrusion and a portion in contact with the second protrusion. 5. Recording head. 前記第１の突起部と前記第２の突起部とはフィラー材が添加されている樹脂からなり、前記第２の突起部における第２の先端部が溶融して前記フィルターの内方へ部分的に入り込む長さは、前記フィラー材の長手方向の長さより小さいことを特徴とする請求項１から４のいずれかに記載の記録ヘッド。 The first protrusion and the second protrusion are made of a resin to which a filler material is added, and the second tip of the second protrusion is melted and partially inward of the filter. length entering the recording head according to any one of claims 1 to 4, characterized in that less than the longitudinal length of the filler material. 前記第１の突起部と前記第２の突起部とはフィラー材が添加されている樹脂からなり、前記第２の突起部の幅は前記フィラー材の長手方向の長さより小さいことを特徴とする請求項１から５のいずれかに記載の記録ヘッド。   The first protrusion and the second protrusion are made of resin to which a filler material is added, and the width of the second protrusion is smaller than the length of the filler material in the longitudinal direction. The recording head according to claim 1. インクを収容するインクタンクと一体に構成されていることを特徴とする請求項１から６のいずれかに記載の記録ヘッド。   7. The recording head according to claim 1, wherein the recording head is formed integrally with an ink tank that stores ink. インクを吐出可能なインク吐出口を有することを特徴とする請求項１から７のいずれかに記載の記録ヘッド。 The recording head according to claim 1, further comprising an ink discharge port capable of discharging ink . インク供給口から供給するインクの流路にフィルターを固定するためのフィルター固定部が設けられたインクタンクにおいて、
前記フィルター固定部に、前記流路の周囲に環状に配置されている第１の突起部と、前記流路の周囲に位置しかつ前記第１の突起部の内側に位置する環状の第２の突起部と、を設け、
前記第１の突起部は、熱により溶融して前記フィルターを固定する第１の先端部を有し、前記第２の突起部は、熱により溶融して前記フィルターを固定しかつ溶融量が前記第１の先端部よりも少ない第２の先端部を有することを特徴とするインクタンク。 In an ink tank provided with a filter fixing part for fixing a filter to a flow path of ink supplied from an ink supply port,
Said filter fixing portion, a first projection that is arranged annularly around the flow passage, the flow passage second annular located inside the positioned around and the first protrusion of the A protrusion, and
The first protrusion has a first tip portion that is fused by heat to fix the filter, and the second protrusion is melted by heat to fix the filter , and the amount of melting is An ink tank having a second tip portion fewer than the first tip portion. 前記第２の突起部における溶融前の高さが前記第１の突起部における溶融前の高さよりも低く形成されていることを特徴とする請求項９に記載のインクタンク。   The ink tank according to claim 9, wherein a height of the second protrusion before melting is lower than a height of the first protrusion before melting. 前記第２の突起部の幅が前記第１の突起部の幅よりも小さく形成されていることを特徴とする請求項９または１０に記載のインクタンク。   11. The ink tank according to claim 9, wherein a width of the second protrusion is smaller than a width of the first protrusion. 前記フィルターは、前記第１の突起部に接する部分と前記第２の突起部に接する部分とが段差を形成するような形状を備えることを特徴とする請求項９から１１のいずれかに記載のインクタンク。 12. The filter according to claim 9, wherein the filter has a shape such that a portion in contact with the first protrusion and a portion in contact with the second protrusion form a step. Ink tank. 前記第１の突起部と前記第２の突起部とはフィラー材が添加されている樹脂からなり、前記第２の突起部における第２の先端部が溶融して前記フィルターの内方へ部分的に入り込む長さは、前記フィラー材の長手方向の長さより小さいことを特徴とする請求項９から１２のいずれかに記載のインクタンク。 The first protrusion and the second protrusion are made of a resin to which a filler material is added, and the second tip of the second protrusion is melted and partially inward of the filter. length entering the ink tank according to any one of claims 9 to 12, characterized in that less than the longitudinal length of the filler material. 前記第１の突起部と前記第２の突起部とはフィラー材が添加されている樹脂からなり、前記第２の突起部の幅は前記フィラー材の長手方向の長さより小さいことを特徴とする請求項９から１３のいずれかに記載のインクタンク。   The first protrusion and the second protrusion are made of resin to which a filler material is added, and the width of the second protrusion is smaller than the length of the filler material in the longitudinal direction. The ink tank according to claim 9. インクタンクに設けられたインク供給口から供給されるインクの流路でフィルターがフィルター固定部に固定される記録ヘッドの製造方法において、
前記フィルター固定部は、前記流路の周囲に環状に配置されている第１の突起部と、前記流路の周囲に位置しかつ前記第１の突起部の内側に位置する環状の第２の突起部と、を有し、
前記フィルターを固定する際に、前記フィルターを加熱して前記第１及び第２の突起部の先端部に押し付けることにより、前記第１の突起部の先端部を溶融させて前記フィルターに溶着させ、かつ前記第２の突起部の先端部を前記第１の突起部の先端部よりも少ない量だけ溶融させて前記フィルターに入り込ませることを特徴とする記録ヘッドの製造方法。 In a manufacturing method of a recording head in which a filter is fixed to a filter fixing portion by a flow path of ink supplied from an ink supply port provided in an ink tank ,
The filter fixing portion includes a first protrusion disposed annularly around the flow path, and a second annular ring positioned around the flow path and inside the first protrusion. A protrusion, and
When fixing the filter, the filter is heated and pressed against the tip of the first and second protrusions to melt the tip of the first protrusion and weld to the filter, A method of manufacturing a recording head, wherein the tip of the second protrusion is melted by a smaller amount than the tip of the first protrusion and enters the filter. 前記フィルターを前記フィルター固定部に溶着させる際に、前記フィルターの高さを検知し、前記フィルターの高さデータから前記第１の突起部および前記第２の突起部を一定量だけ溶融させるように前記フィルターを前記フィルター固定部に押し込むことを特徴とする請求項１５に記載の記録ヘッドの製造方法。   When the filter is welded to the filter fixing portion, the height of the filter is detected, and the first protrusion and the second protrusion are melted by a certain amount from the height data of the filter. The method of manufacturing a recording head according to claim 15, wherein the filter is pushed into the filter fixing portion. 前記フィルターを前記フィルター固定部に固定する際に、前記第２の突起部の高さに対応する量だけ前記第２の突起部を溶融させるように前記フィルターを前記第１及び第２の突起部に押し付けることを特徴とする請求項１５または１６に記載の記録ヘッドの製造方法。 When the filter is fixed to the filter fixing portion, the first and second protrusions are made to melt the second protrusion by an amount corresponding to the height of the second protrusion. The method of manufacturing a recording head according to claim 15, wherein the recording head is pressed against the recording head. 前記フィルターを前記フィルター固定部に固定する際に、熱溶着ホーンによって前記フィルターを熱した状態に保持したまま、前記フィルターを前記第１の突起部および前記第２の突起部に押し当てることを特徴とする請求項１５から１７のいずれかに記載の記録ヘッドの製造方法。   When fixing the filter to the filter fixing portion, the filter is pressed against the first protrusion and the second protrusion while the filter is kept heated by a heat welding horn. A method for manufacturing a recording head according to claim 15. インク供給口から供給するインクの流路でフィルターがフィルター固定部に固定されるインクタンクの製造方法において、
前記フィルター固定部は、前記流路の周囲に環状に配置されている第１の突起部と、前記流路の周囲に位置しかつ前記第１の突起部の内側に位置する環状の第２の突起部と、を有し、
前記フィルターを固定する際に、前記フィルターを加熱して前記第１及び第２の突起部の先端部に押し付けることにより、前記第１の突起部の先端部を溶融させて前記フィルターに溶着させ、かつ前記第２の突起部の先端部を前記第１の突起部の先端部よりも少ない量だけ溶融させて前記フィルターの内方に部分的に入り込ませることを特徴とするインクタンクの製造方法。 In the ink tank manufacturing method in which the filter is fixed to the filter fixing portion in the ink flow path supplied from the ink supply port,
The filter fixing portion includes a first protrusion disposed annularly around the flow path, and a second annular ring positioned around the flow path and inside the first protrusion. A protrusion, and
When fixing the filter, the filter is heated and pressed against the tip of the first and second protrusions to melt the tip of the first protrusion and weld to the filter, In addition, a method for manufacturing an ink tank, wherein the tip of the second protrusion is melted by a smaller amount than the tip of the first protrusion and partially enters the inside of the filter. 前記フィルターを前記フィルター固定部に溶着させる際に、前記フィルターの高さを検知し、前記フィルターの高さデータから前記第１の突起部および前記第２の突起部を一定量だけ溶融させるように前記フィルターを前記フィルター固定部に押し込むことを特徴とする請求項１９に記載のインクタンクの製造方法。   When the filter is welded to the filter fixing portion, the height of the filter is detected, and the first protrusion and the second protrusion are melted by a certain amount from the height data of the filter. The ink tank manufacturing method according to claim 19, wherein the filter is pushed into the filter fixing portion. 前記フィルターを前記フィルター固定部に固定する際に、前記第２の突起部の高さに対応する量だけ前記第２の突起部を溶融させるように前記フィルターを前記第１及び第２の突起部に押し付けることを特徴とする請求項１９または２０に記載のインクタンクの製造方法。 When the filter is fixed to the filter fixing portion, the first and second protrusions are made to melt the second protrusion by an amount corresponding to the height of the second protrusion. 21. The method of manufacturing an ink tank according to claim 19, wherein the ink tank is pressed against the ink tank. 前記フィルターを前記フィルター固定部に固定する際に、熱溶着ホーンによって前記フィルターを熱した状態に保持したまま、前記フィルターを前記第１の突起部および前記第２の突起部に押し当てることを特徴とする請求項１９から２１のいずれかに記載のインクタンクの製造方法。   When fixing the filter to the filter fixing portion, the filter is pressed against the first protrusion and the second protrusion while the filter is kept heated by a heat welding horn. The method for manufacturing an ink tank according to any one of claims 19 to 21.
JP2005344010A 2005-11-29 2005-11-29 Recording head, ink tank, and manufacturing method of recording head Expired - Fee Related JP4854281B2 (en)

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JP2007144863A JP2007144863A (en) 2007-06-14
JP2007144863A5 true JP2007144863A5 (en) 2011-01-20
JP4854281B2 JP4854281B2 (en) 2012-01-18

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JP6472989B2 (en) * 2014-12-02 2019-02-20 ムネカタインダストリアルマシナリー株式会社 A method for forming a water-repellent filter mounting portion for an inlet or an outlet of a vent formed in a thermoplastic resin molded article, a heat processing chip for filter mounting molding, and a heat welding chip for filter mounting.
JP6971563B2 (en) * 2016-11-24 2021-11-24 キヤノン株式会社 Manufacturing method of liquid supply unit and manufacturing method of liquid discharge head

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JPH0479824A (en) * 1990-07-23 1992-03-13 Sawafuji Electric Co Ltd Cooler for small-sized water tank
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