JP6702056B2 - 液体供給装置、液体を吐出する装置、立体造形装置 - Google Patents
液体供給装置、液体を吐出する装置、立体造形装置 Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
- B29C64/112—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using individual droplets, e.g. from jetting heads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/10—Processes of additive manufacturing
- B29C64/106—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material
- B29C64/124—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified
- B29C64/129—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask
- B29C64/135—Processes of additive manufacturing using only liquids or viscous materials, e.g. depositing a continuous bead of viscous material using layers of liquid which are selectively solidified characterised by the energy source therefor, e.g. by global irradiation combined with a mask the energy source being concentrated, e.g. scanning lasers or focused light sources
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C64/00—Additive manufacturing, i.e. manufacturing of three-dimensional [3D] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3D printing, stereolithography or selective laser sintering
- B29C64/30—Auxiliary operations or equipment
- B29C64/307—Handling of material to be used in additive manufacturing
- B29C64/321—Feeding
-
- 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
- B41J2/14016—Structure of bubble jet print heads
- B41J2/14032—Structure of the pressure chamber
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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
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- B41J2/16517—Cleaning of print head nozzles
- B41J2/1652—Cleaning of print head nozzles by driving a fluid through the nozzles to the outside thereof, e.g. by applying pressure to the inside or vacuum at the outside of the print head
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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
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- B41J2/17—Ink jet characterised by ink handling
- B41J2/175—Ink supply systems ; Circuit parts therefor
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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
- B41J2/17—Ink jet characterised by ink handling
- B41J2/175—Ink supply systems ; Circuit parts therefor
- B41J2/17566—Ink level or ink residue control
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
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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
- B41J2/165—Prevention or detection of nozzle clogging, e.g. cleaning, capping or moistening for nozzles
- B41J2/16517—Cleaning of print head nozzles
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Ink Jet (AREA)
- Coating Apparatus (AREA)
Description
液体吐出ヘッドに供給する液体を一時的に貯留する液体収容手段に接続され、前記液体収容手段内を減圧して負圧を形成する減圧手段と、
前記液体収容手段と前記減圧手段との間に配置された負圧形成手段と、を備え、
前記負圧形成手段は、前記液体収容手段に通じる気体室と、前記気体室の一部の壁面を形成する変形可能な部材と、前記変形可能な部材を容積拡大方向に付勢する第1弾性部材とを含み、
前記変形可能な部材を前記第1弾性部材の付勢方向と反対方向に押圧する押圧手段を備え、
前記負圧形成手段は、
前記押圧手段で前記変形可能な部材を押圧して前記気体室を最小容積にしたときには前記気体室と前記減圧手段とが連通状態になっており、
前記押圧手段による押圧が解除されたときに、前記気体室と前記減圧手段との間が遮断された状態で前記気体室の容積が拡大して前記液体収容手段内を負圧状態に維持する
構成とした。
全体がY方向に往復移動される。
なお、矢印Z方向への昇降は造形ユニット5全体を昇降させる構成とすることもできる。
置である画像形成装置がある。
がある。
5 造形ユニット
10 造形液
12 平坦化ローラ(平坦化手段)
22 造形槽
24 造形ステージ
30 造形層
50 液体吐出ユニット
51 キャリッジ
52 液体吐出ヘッド
100 液体供給装置
101 液体吐出ヘッド
103 サブタンク(液体収容手段)
110 減圧手段
112 エアーチャンバ
113 エアーポンプ
130 気体室モジュール(負圧形成手段)
131 気体室部材
132 ハウジング部材
141 気体室
142 可撓性フィルム(変形可能な部材)
143 第1弾性部材
145 第2弾性部材
151 第1開口
152 第2開口
500 制御部
Claims (7)
- 液体吐出ヘッドに供給する液体を一時的に貯留する液体収容手段に接続され、前記液体収容手段内を減圧して負圧を形成する減圧手段と、
前記液体収容手段と前記減圧手段との間に配置された負圧形成手段と、を備え、
前記負圧形成手段は、前記液体収容手段に通じる気体室と、前記気体室の一部の壁面を形成する変形可能な部材と、前記変形可能な部材を容積拡大方向に付勢する第1弾性部材とを含み、
前記変形可能な部材を前記第1弾性部材の付勢方向と反対方向に押圧する押圧手段を備え、
前記負圧形成手段は、
前記押圧手段で前記変形可能な部材を押圧して前記気体室を最小容積にしたときには前記気体室と前記減圧手段とが連通状態になっており、
前記押圧手段による押圧が解除されたときに、前記気体室と前記減圧手段との間が遮断された状態で前記気体室の容積が拡大して前記液体収容手段内を負圧状態に維持する
ことを特徴とする液体供給装置。 - 前記押圧手段は、少なくとも前記減圧手段に対する給電が遮断されたときに前記押圧を解除する
ことを特徴とする請求項1に記載の液体供給装置。 - 前記負圧形成手段は、
前記気体室を形成する気体室部材と、
前記気体室部材が移動可能に収容されたハウジング部材と、を有し、
前記ハウジング部材には、前記減圧手段に通じる第1開口が設けられ、
前記気体室部材には、前記ハウジング部材の前記第1開口に対向可能な第2開口が設けられ、
前記気体室部材を前記第2開口が第1開口と対向しない位置に押圧する第2弾性部材を有し、
前記押圧手段で押圧したときに、前記第2弾性部材の復元力に抗して前記気体室部材は前記第2開口が第1開口と対向する位置に移動して、前記気体室と前記減圧手段とが連通状態になり、
前記押圧手段による押圧が解除されたときに、前記第2弾性部材の復元力で前記気体室部材は前記第2開口が第1開口と対向しない位置に移動して、前記気体室と前記減圧手段との間が遮断される
ことを特徴とする請求項1又は2に記載の液体供給装置。 - 前記押圧手段は、通電したときに突出して前記変形可能な部材を押圧するプランジャを有するソレノイドである
ことを特徴とする請求項2に記載の液体供給装置。 - 前記変形可能な部材の変形に応じて変位する変位部材と、
前記押圧手段による押圧が解除された状態で、前記変形可能な部材が容積拡大方向に変形して前記変位部材が所定の位置になったことを検知する検知手段と、を備え、
前記押圧手段は、前記変形可能な部材に対する押圧及び押圧の解除を制御可能な手段であり、
前記押圧手段による押圧を解除して前記気体室と前記減圧手段との間が遮断された状態にして、前記負圧形成手段で前記液体収容手段内を負圧状態にしているとき、前記検知手段で前記変位部材が所定の位置になったことを検知したときには、前記押圧手段で前記変形可能な部材を押圧して前記気体室と前記減圧手段とを連通状態にして前記減圧手段で負圧を形成した後、前記押圧手段による押圧を解除する
ことを特徴とする請求項1ないし4のいずれかに記載の液体供給装置。 - 液体を吐出する液体吐出ヘッドと、
前記液体吐出ヘッドに供給する液体を一時的に貯留する液体収容手段と、
請求項1ないし5のいずれかに記載の液体供給装置と、を備えている
ことを特徴とする液体を吐出する装置。 - 液体を吐出する液体吐出ヘッドと、
前記液体吐出ヘッドに供給する液体を一時的に貯留する液体収容手段と、
請求項1ないし5のいずれかに記載の液体供給装置と、
前記液体吐出ヘッドから吐出された前記液体を硬化させる液体硬化手段と、を備えている
ことを特徴とする立体造形装置。
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JP2016145126A JP6702056B2 (ja) | 2016-07-25 | 2016-07-25 | 液体供給装置、液体を吐出する装置、立体造形装置 |
US15/631,324 US10486361B2 (en) | 2016-07-25 | 2017-06-23 | Liquid supply apparatus, liquid discharge apparatus, and three-dimensional fabricating apparatus |
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JP6685200B2 (ja) * | 2016-08-09 | 2020-04-22 | 株式会社ミマキエンジニアリング | 三次元造形装置 |
CN108859098B (zh) * | 2018-05-11 | 2020-07-28 | 青岛理工大学 | 一种超细、大高宽比网格透明电极的制备方法 |
JP7283129B2 (ja) * | 2019-02-28 | 2023-05-30 | セイコーエプソン株式会社 | 供給装置及び液体吐出装置 |
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JP2002086748A (ja) | 2000-09-13 | 2002-03-26 | Ricoh Co Ltd | サブタンクとインク供給装置及びインクジェット記録装置 |
JP4032953B2 (ja) * | 2002-01-22 | 2008-01-16 | セイコーエプソン株式会社 | 液体噴射装置 |
JP4151939B2 (ja) * | 2002-02-18 | 2008-09-17 | 株式会社リコー | インクジェット記録装置 |
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US7104773B2 (en) | 2003-03-07 | 2006-09-12 | Ricoh Printing Systems, Ltd. | Three-dimensional laminating molding device |
CA2461959C (en) * | 2003-03-26 | 2012-07-24 | Seiko Epson Corporation | Liquid container |
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JP5224754B2 (ja) * | 2006-11-29 | 2013-07-03 | キヤノン株式会社 | インクジェット記録装置 |
JP2009023251A (ja) * | 2007-07-20 | 2009-02-05 | Canon Inc | インクジェット記録装置 |
JP5228615B2 (ja) | 2008-05-20 | 2013-07-03 | 株式会社リコー | 画像形成装置 |
JP2011073163A (ja) * | 2009-09-29 | 2011-04-14 | Brother Industries Ltd | インクジェット記録装置、インクジェット記録方法、インクジェット記録に用いられるプログラム及び立体印刷造形物 |
JP5703721B2 (ja) | 2010-12-02 | 2015-04-22 | 株式会社リコー | 画像形成装置 |
JP5900729B2 (ja) | 2011-10-27 | 2016-04-06 | 株式会社ミマキエンジニアリング | ダンパ及びインクジェット記録装置 |
US9303777B2 (en) * | 2012-04-09 | 2016-04-05 | II Lawrence L. Frahm | Pressure limiting valve and alternative method for testing a backflow preventer using the same |
JP6131626B2 (ja) * | 2013-02-15 | 2017-05-24 | 株式会社リコー | 画像形成装置 |
JP6303349B2 (ja) | 2013-09-17 | 2018-04-04 | 株式会社リコー | 液体カートリッジ及び画像形成装置 |
JP6679900B2 (ja) * | 2015-12-01 | 2020-04-15 | セイコーエプソン株式会社 | 液体噴射装置、圧力調整装置 |
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JP2018015900A (ja) | 2018-02-01 |
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