WO2014056285A1 - Cartouche d'encre pour imprimante à jet d'encre - Google Patents

Cartouche d'encre pour imprimante à jet d'encre Download PDF

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Publication number
WO2014056285A1
WO2014056285A1 PCT/CN2012/087928 CN2012087928W WO2014056285A1 WO 2014056285 A1 WO2014056285 A1 WO 2014056285A1 CN 2012087928 W CN2012087928 W CN 2012087928W WO 2014056285 A1 WO2014056285 A1 WO 2014056285A1
Authority
WO
WIPO (PCT)
Prior art keywords
ink
chamber
negative pressure
ink cartridge
cartridge
Prior art date
Application number
PCT/CN2012/087928
Other languages
English (en)
Chinese (zh)
Inventor
袁大江
Original Assignee
珠海诚威电子有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 珠海诚威电子有限公司 filed Critical 珠海诚威电子有限公司
Priority to DE212012000188.3U priority Critical patent/DE212012000188U1/de
Publication of WO2014056285A1 publication Critical patent/WO2014056285A1/fr

Links

Classifications

    • 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
    • B41J2/17503—Ink cartridges
    • B41J2/1752—Mounting within the printer
    • 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
    • B41J2/17503—Ink cartridges
    • B41J2/17513—Inner structure

Definitions

  • the utility model relates to an ink cartridge, in particular to an ink cartridge for an ink jet printer.
  • Conventional ink cartridges generally have a housing portion capable of accommodating ink, and a portion capable of absorbing and storing through the connection port therein, and further having a member capable of supplying ink to the printer.
  • the printer and the ink cartridge are mounted in a reciprocating manner to cause the ink to move vigorously to generate air bubbles.
  • the ink containing the bubbles is supplied to the printer in such a manner that the bubbles break the ink and cause the printing to be blurred.
  • the porous body polyurethane rubber foam or non-woven fabric
  • the ink bag is composed of a flexible film bag, and in the state where the air is completely removed, only the ink is filled to prevent bubble generation.
  • Small bubbles (components) of porous bodies Although they are representative of foams with continuous foams, other materials such as nonwoven fabrics are also widely used.
  • the material of the blister cell which is generally used is polyurethane, and the foaming rate of 50% or less is often used. However, because it is compressed into a container, it is the main reason for becoming a large ink cartridge in terms of the amount of ink filled.
  • the disadvantage is that it is technically difficult to manufacture and the uneven distribution of components after compression cannot meet the requirements.
  • the conventional fine element or nonwoven fabric of the porous body to be compressed and accommodated in order to achieve affinity for the ink to be immersed, it is not blocked and can be moved. It is necessary to use a surfactant in advance to treat it in advance.
  • the ink of the porous body flows into each element and is hollowed out by the printer. That is because the ink in the component is consumed, and the volume is reduced to generate a negative pressure.
  • the blister cells of the porous body are closely connected, and the ink starts to move toward the element when negative pressure is generated. This is in turn continuously transmitted to the consumer. Therefore, the porous body is an absolute condition for uniformly distributing the ink as each component of the ink storage body. Compressed device There have been many problems in the stability of the time-stamping components, such as neatness, which has caused many problems in the past.
  • the ink In the porous body which has been used in many cases in the past, in order to facilitate the movement of the ink in the element, it is necessary to perform the processing in advance, and it is difficult to operate the inside of the ink cartridge, and the storage state is deviated, the ink filling state is deviated, and the ink remains excessive or even the print quality. There are also a lot of unstable materials that can affect the performance of the ink cartridges. Secondly, in order to maintain the performance of the ink cartridge, the ink can be filled in a state where the air in the internal unit of the porous body is completely removed, so that it takes a lot of time to require a large amount of production equipment and ink filling.
  • the technical problem to be solved by the utility model is to overcome the deficiencies of the prior art, and provide a negative pressure in the ink chamber without using a porous body, which can preserve the functions of the prior art, and the used devices are also significantly reduced.
  • the technical solution adopted by the utility model is as follows:
  • the utility model comprises an ink chamber for holding ink and a negative pressure generating portion, and the ink chamber and the negative pressure generating portion pass between the negative pressure generating portion wall A and the negative
  • the elongated passage formed by the pressure generating portion wall B communicates with the ink discharge port of the ink cartridge and communicates with the ink discharge port.
  • An ink inlet of the elongated passage is disposed at a bottom of the ink chamber, and a bottom wall of the ink chamber is inclined, and an inclined bottom end thereof is located at an ink inlet of the elongated passage.
  • the ink cartridge further includes a rotating portion, the rotating portion is rotatably fitted on a sidewall of the ink chamber, the rotating portion is composed of a clamping block and a handle portion, and the clamping block clamps the ink cartridge to the printer
  • the handle portion enables the ink cartridge to be mounted to or removed from the printer.
  • a limiting post is disposed on the rotating portion, and a limiting groove that cooperates with the limiting post is disposed outside the ink chamber.
  • the ink cartridge further includes a cover that is fixedly coupled to the ink chamber by a plurality of insertion posts disposed thereon, and a plurality of burrs are disposed on a circumferential wall of the insertion post.
  • a gas passage is disposed at one side of the ink chamber, and the gas passage is directly connected to the ink chamber a bottom portion of the ink chamber, and an ink absorbing material is disposed at a bottom of the ink chamber near the ink chamber in the gas passage
  • the utility model has the beneficial effects that the composition of the utility model is divided into two parts, an ink chamber and a cover, and has a basic functional ink chamber which should be included in the ink cartridge, and the production efficiency is improved by separately separating the functional components, and finally the fit is achieved.
  • the printing effect of the ink cartridge is achieved; in addition, as a function of keeping the ink consumption in the ink chamber and the consumption of the printer stable, a part of the shape of the ink supply path in the ink chamber is set to a special shape, which can generate a negative pressure and has a simple structure. , you can control the cost.
  • the use of the separation from the ink chamber brings better performance and productivity; therefore, the production is compared with the integrated production.
  • the body can be produced on its own, and the production efficiency can be planned in a planned manner due to the manufacture of various components and the combined productization that needs to be combined.
  • Figure 1 is a schematic view of the overall structure of the present invention
  • Figure 2 is an exploded perspective view of the utility model
  • Figure 3 is a schematic structural view of the ink chamber
  • Figure 4 is a schematic view showing the flow of ink in the ink chamber during operation
  • Figure 5 is an explanatory view of the loading and unloading of the ink chamber and the ink cartridge
  • Figure 6 is a schematic view showing the state before the ink cartridge is installed
  • Figure 7 is a schematic view showing the state after the ink cartridge is installed
  • Figure 8 is a second schematic structural view of the turning portion
  • Figure 9 is a third structural schematic view of the turning portion
  • Figure 10 is a schematic structural view of the cover
  • Figure 11 is an enlarged schematic view of a portion A of Figure 10;
  • Figure 12 is a schematic diagram of the ink cartridge when it is in operation.
  • FIG. 1 is a schematic view of the overall structure of the present invention.
  • the basic configuration is that the swivel portion 14 of the fixing member when the ink chamber 6 is installed in the printer is disposed between the ink chamber and the cover 1, and the ink chamber 6 is disposed by the turning portion 14 in a printer not shown in the drawing.
  • the compression is achieved by the compression spring 13; below the other side of the ink chamber is the IC chip 7 and the chip holder 8 of the printer.
  • Figure 2 is an exploded view of the present invention.
  • FIG. 3 is a detailed explanatory view of the ink chamber of the present invention.
  • the inside of the ink chamber 6 is provided with an ink chamber bottom wall 19 having an inclined angle.
  • the upper portion of the ink discharge port is a small negative pressure generating portion 18.
  • This negative pressure generating portion 18 is partitioned by an elongated passage 40 composed of a negative pressure generating portion wall A15 and a negative pressure generating portion wall B16 which separate the ink, and is another chamber.
  • the ink chamber containing the ink is completely sealed by the peripheral transparent film 2 including the ink chamber bottom wall 19.
  • the ink is injected from the upper ink injection port 30.
  • the ink chamber needs to be vacuumed and injected.
  • the ink discharge port 11 and the air guide port 5 are also completely sealed by the film.
  • the ink chamber is evacuated, the ink is injected in the order from the ink injection port 30, and the ink flows into the negative pressure generating portion 18, and the negative pressure generating portion 18 is completely filled when the ink injection is completed.
  • the negative pressure generating portion 18 and the ink chamber are communicated by the elongated passage 40, and the air is also blocked so that the ink does not move (the negative pressure generating portion maintains the full state).
  • the ink is used, and the printer sucks the ink through the lower ink discharge port 11 of the ink cartridge, and the pressure of the component consumed by the ink is lowered.
  • the ink flows into the negative pressure generating portion 18 to ensure balance.
  • the ink moves through the elongated passage 40 toward the negative pressure generating portion.
  • the shape and size of the elongated passage 40 are important.
  • the shape of the cross section having a diameter of 0.5 mm or more or a depth of one side of 0.3 ⁇ m or more. The best range is the diameter (1 side) 0. 5 ⁇ 1. Omm depth 0. 3 1. 5mm
  • the distance between the passage portion 17 of the elongated passage 40 leading to the negative pressure generating portion 18 and the bottom wall of the ink chamber is 0. 5 1. 0. It is desirable to reduce the residual ink as much as possible, so that the ink is secured.
  • the flow is concentrated in one direction, and the ink flows from the ink chamber bottom wall 19 to the negative pressure generating portion 18, and it is preferable to provide a slope of the lowest point of 5 ° 10 ° at the passage portion 17 of the elongated passage 40.
  • Fig. 4 is a loading and unloading lock portion for mechanically continuing the ink cartridge when it is installed.
  • the rotating portion 14 with the protrusion 23 is locked, and the hole of the rotating fulcrum is inserted into the ink chamber and the support shaft 26 provided on the cover.
  • the compression spring is turned 13 passes through the turning portion.
  • the spring fixing projections 25 at both ends are inserted, and the limiting post 22 of the turning portion is opposed to the ink chamber 6 and the limiting groove 24 of the cover 1. At this time, the turning portion 14 needs to be able to move smoothly.
  • the turning portion 14 is for facilitating the loading and unloading of the present invention to the printer, and its state is as shown in Fig. 56.
  • Figure 7 is a representation of another example of the swivel portion 14.
  • the position control of the turning portion is realized by the engagement of the stopper stay 22 provided on the turning portion with the stopper groove 24 provided on the outside of the ink chamber.
  • FIG 9 is a view showing an embodiment of the cover 1 of the ink cartridge.
  • the cover 1 of the ink chamber 6 device is provided with a plurality of fixing posts 20 which are inserted into the insertion holes 21.
  • the cover 1 also has a function of ensuring that the rotary portion 14 is mechanically locked when the ink cartridge is installed. It is necessary to keep the ink chamber 6 and the cover 1 strong, and for this purpose, the strength of the fixing post 20 of the reinforced cover is set at the time of insertion, and a plurality of burrs are arranged in parallel on the fixed column.
  • the ink chamber to the ink discharge port has a simple structure. Since the ink chamber is provided with a negative pressure generating portion separated by an elongated passage, the state of the ink chamber can be observed from time to time, and the printing effect and color are maintained. Have contributed. The simple structure improves the productivity and the stability of the product quality provides great results.
  • the utility model can mass-produce the monomer of the ink chamber, and the finished product is combined by the separate according to the needs, and the production can be simply adjusted according to the needs of the production. Therefore, the production plan is easier to manufacture.
  • the number of products at the time of production and production can also be changed more easily. Can improve production efficiency.
  • the ink chamber bottom to the negative pressure generating portion of the ink chamber is connected by an elongated passage. Since the passage is formed from high to low toward the ink outlet, the ink can be completely cleaned and the residual ink amount is greatly reduced. Controlling the amount of ink filling during ink filling can solve the problem of residual ink volume and is a very efficient structure.
  • the ink absorbing material is a specific substance having a plurality of contact gaps or distances or small holes in the body, and the material has a surface tension (i.e., capillary phenomenon) when it comes into contact with the liquid.
  • the ink absorbing material I 66 closer to the ink needs to be located at the bottom of the ink tank, and the end of the air supply chamber, that is, the boundary between the air supply chamber and the ink chamber of the ink chamber is optimal. This position allows the ink absorbing material to exist in two states: When the ink cartridge is being printed, air passes through the material into the ink chamber, so that the ink of the ink absorbing material is partially absorbed, and the channel is in a controlled open state.
  • the ink absorbing material When not printing, the ink absorbing material generates capillary phenomenon (ie, adsorption force) due to its own structure and physical properties, and the ink absorbing material absorbs the ink and saturates, causing resistance to the passage, that is, the fine ink absorbing material will control the air.
  • the flow rate and flow rate into the ink chamber ensure that the ink cartridge does not drip.
  • the other function of the ink absorbing material II 67 closer to the air guiding port 5 is to prevent the ink from flowing out of the air guiding groove.
  • the ink absorbing material II 67 closer to the air guiding port 5 is to prevent the ink from flowing out of the air guiding groove.
  • the ink absorbing material I 66 closer to the ink chamber needs to be located at the bottom of the ink cartridge to make the pressure of the print head constant, so that the printing process is also more stable.
  • hi is the height of the ink in the ink chamber
  • h2 is the height between the bottom of the ink chamber and the bottom of the ink discharge port.
  • the atmospheric pressure is one atmosphere, that is, P0, and the air chamber (shown as 1 in Fig. 10) communicates with the outside world, so the air pressure at the bottom of the ink cartridge is the same as P0.
  • the ink chamber (as shown in Figure 10) Show)
  • the present invention can be applied to the field of printing consumables.

Landscapes

  • Ink Jet (AREA)

Abstract

La présente invention concerne une cartouche d'encre pour imprimante à jet d'encre, la cartouche d'encre comprenant une chambre à encre (6) destinée à contenir de l'encre et une partie génératrice de pression négative (18). La chambre à encre est en communication avec la partie génératrice de pression négative à travers un passage mince (40) constitué par une paroi A de partie génératrice de pression négative et par une paroi B de partie génératrice de pression négative, et la partie génératrice de pression négative entoure une sortie d'éjection d'encre (11) de la cartouche d'encre et est en communication avec la sortie d'éjection d'encre (11). La cartouche d'encre présente les avantages suivants : une structure simple, une aptitude au fonctionnement améliorée, une éjection d'encre stable et une réduction efficace de la quantité d'encre résiduelle.
PCT/CN2012/087928 2012-10-11 2012-12-28 Cartouche d'encre pour imprimante à jet d'encre WO2014056285A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE212012000188.3U DE212012000188U1 (de) 2012-10-11 2012-12-28 Tintenpatrone für Tintenstrahldrucker

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN 201220518178 CN202878915U (zh) 2012-10-11 2012-10-11 喷墨式打印机用墨盒
CN201220518178.1 2012-10-11

Publications (1)

Publication Number Publication Date
WO2014056285A1 true WO2014056285A1 (fr) 2014-04-17

Family

ID=48070375

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2012/087928 WO2014056285A1 (fr) 2012-10-11 2012-12-28 Cartouche d'encre pour imprimante à jet d'encre

Country Status (4)

Country Link
JP (1) JP2014076640A (fr)
CN (1) CN202878915U (fr)
DE (1) DE212012000188U1 (fr)
WO (1) WO2014056285A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6447016B2 (ja) 2014-10-31 2019-01-09 ブラザー工業株式会社 タンクとボトルのセット、及びボトル
JP6665649B2 (ja) * 2016-04-15 2020-03-13 セイコーエプソン株式会社 カートリッジ

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2562974Y (zh) * 2002-07-18 2003-07-30 珠海天威飞马打印耗材有限公司 墨盒
CN2595567Y (zh) * 2001-05-17 2003-12-31 精工爱普生株式会社 墨盒
CN2666669Y (zh) * 2003-10-10 2004-12-29 佛山凯德利办公用品有限公司 墨盒
CN1586893A (zh) * 2004-09-13 2005-03-02 戴�峰 一种供墨器及打印机墨盒
CN2808559Y (zh) * 2005-08-17 2006-08-23 嘉兴天马打印机耗材有限公司 分格式墨盒
CN200957693Y (zh) * 2006-09-29 2007-10-10 李祥海 墨盒锁紧结构
CN202463175U (zh) * 2012-02-01 2012-10-03 珠海诚威电子有限公司 一种双吸墨材质墨盒

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2595567Y (zh) * 2001-05-17 2003-12-31 精工爱普生株式会社 墨盒
CN2562974Y (zh) * 2002-07-18 2003-07-30 珠海天威飞马打印耗材有限公司 墨盒
CN2666669Y (zh) * 2003-10-10 2004-12-29 佛山凯德利办公用品有限公司 墨盒
CN1586893A (zh) * 2004-09-13 2005-03-02 戴�峰 一种供墨器及打印机墨盒
CN2808559Y (zh) * 2005-08-17 2006-08-23 嘉兴天马打印机耗材有限公司 分格式墨盒
CN200957693Y (zh) * 2006-09-29 2007-10-10 李祥海 墨盒锁紧结构
CN202463175U (zh) * 2012-02-01 2012-10-03 珠海诚威电子有限公司 一种双吸墨材质墨盒

Also Published As

Publication number Publication date
JP2014076640A (ja) 2014-05-01
DE212012000188U1 (de) 2014-05-27
CN202878915U (zh) 2013-04-17

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