CN100560371C - Ink-jet system - Google Patents
Ink-jet system Download PDFInfo
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- CN100560371C CN100560371C CNB2006100757981A CN200610075798A CN100560371C CN 100560371 C CN100560371 C CN 100560371C CN B2006100757981 A CNB2006100757981 A CN B2006100757981A CN 200610075798 A CN200610075798 A CN 200610075798A CN 100560371 C CN100560371 C CN 100560371C
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Abstract
A kind of ink-jet system, it comprises the ink-jet module, this ink-jet module comprises: ink gun; Pneumatic supply; The ink supply pond; Ink reservoir, this ink reservoir are connected between described ink supply pond and the described ink gun, and this ink reservoir ink inside height remains on consistent with ink gun ink inside height; First magnetic valve, this magnetic valve first end is connected with described pneumatic supply; First pneumatic operated valve, this pneumatic operated valve first end is connected with described pneumatic supply, and second end is connected with described first magnetic valve, second end, and the 3rd end is connected with described ink supply pond; Second magnetic valve, this magnetic valve first end is connected with described pneumatic supply; And second pneumatic operated valve, this pneumatic operated valve first end is connected with described pneumatic supply, and second end is connected with described second magnetic valve, second end, and the 3rd end is connected with described ink reservoir.
Description
[technical field]
The present invention relates to a kind of ink-jet system, especially for the ink-jet system of making colored filter.
[background technology]
Because LCD (Liquid Crystal Display, LCD) liquid crystal in is the assembly of non-active illuminating, must see through backlight light source is provided, the GTG that collocation drive integrated circult and liquid crystal control form black, white dichromatism shows, red (R), green (G), indigo plant (B) three kinds of color layers of seeing through colored filter (Color Filter) again provide form and aspect, form colored display frame, so colored filter is the key part and component of LCD colorize.
Ink ejecting method sprays in the black matrix" on a substrate simultaneously for the ink that uses an ink discharge device and will contain the RGB color layers, and the dehydrated back of ink droplet forms painted RGB color layers pattern on this substrate.Use ink ejecting method can once form the RGB color layers, make preparation process simplify in a large number, cost significantly reduces.Ink ejecting method has the plurality of advantages of processing procedure simplification, environmental protection, conservation.So in the preparation colored filter, the use of ink-jet system more and more widely.
In ink-jet system, the initial pressure of ink gun when standby need make ink can be full of ink gun inside fully, but is unlikely to again to overflow from ink gun.Under many circumstances, also need from afar ink supply pond ink delivery, ink reservoir is refilled, so that in ink reservoir, keep the ink height that requires to ink reservoir.
Prior art provides a kind of ink-jet system, and the ink height in this ink-jet system in the ink reservoir remains on the distance that ink gun requires below, so that the negative pressure that produce to require on the nozzle of ink gun, to avoid oozing out ink when the ink gun inoperation.Yet the ink height in ink supply pond must remain on the height identical with the ink reservoir ink inside in this system, and this system of giving has brought certain restriction.
[summary of the invention]
In view of this, be necessary to provide a kind of ink-jet system, the ink height in ink supply pond needn't be fixed on a certain level altitude in this system.
A kind of ink-jet system, it comprises the ink-jet module, this ink-jet module comprises: ink gun; Pneumatic supply; The ink supply pond; Ink reservoir, this ink reservoir are connected between described ink supply pond and the described ink gun, and this ink reservoir ink inside height remains on consistent with ink gun ink inside height; First magnetic valve, this magnetic valve first end is connected with described pneumatic supply; First pneumatic operated valve, this pneumatic operated valve first end is connected with described pneumatic supply, and second end is connected with described first magnetic valve, second end, and the 3rd end is connected with described ink supply pond; Second magnetic valve, this magnetic valve first end is connected with described pneumatic supply; And second pneumatic operated valve, this pneumatic operated valve first end is connected with described pneumatic supply, and second end is connected with described second magnetic valve, second end, and the 3rd end is connected with described ink reservoir.
In the said system, to ink pressurization in the ink supply pond, ink enters ink reservoir from the ink supply pond by pneumatic supply.Compared to prior art, the ink height in ink supply pond needn't be fixed on a certain level altitude in this system, thereby this system has better adaptability.
[description of drawings]
Fig. 1 is the floor map of ink-jet system embodiment of the present invention.
[specific embodiment]
Below in conjunction with accompanying drawing the embodiment of the invention is described in further detail.
In the embodiment of ink-jet system shown in Figure 1, this ink-jet system comprises three big modules:
The ink-jet module sprays the ink in ink supply pond 202 smoothly from ink gun 330;
Clean module, realize cleaning, thereby keep the clean and smooth and easy of ink gun 330 ink gun 330;
Take out and draw and the sealing cover module, attract to remove bubble or tamper on the nozzle in the ink gun 330 (figure does not show) by bleeding, can also carry out sealing cover to ink gun 330 in addition, guarantee that ink gun 330 is under holding state, ink in the nozzle on the ink gun 330 is difficult for evaporation, can avoid ink solidifies wherein to cause that ink gun 330 blocks.
Below will be successively the concrete composition and the operation principle of above-mentioned three big modules be described in detail.
The ink-jet module comprises: pneumatic supply 302, ink supply pond 202, ink reservoir 204, ink gun 330, pneumatic operated valve 104 first ends are connected with pneumatic supply 302 by pressure regulator valve 305, and second end is connected with pneumatic supply 302 by magnetic valve 102, pressure regulator valve 309 successively, and the 3rd end is connected with ink supply pond 202.Ink supply pond 202 is connected with digital pressure gauge 310 in addition, and digital pressure gauge 310 can correctly feed back ink supply pond 202 pressure status, can report to the police when pressure anomaly, thereby notify the maintenance personal.
Pneumatic operated valve 112 first ends are connected with vacuum pumps 304 by vacuum regulating valve 328, and second end is connected with pneumatic supply 302 by magnetic valve 110, pressure regulator valve 309 successively, and the 3rd end removes device 318 with bubble and is connected.And bubble removes device 318 and is connected with ink reservoir 204, threeway parts 320 first ends simultaneously.Threeway parts 320 second ends are connected with ink gun 330.
Annexation between above-mentioned each assembly is to connect by pipeline to realize.
Pneumatic operated valve 104,108 and 112 materials by Teflon anti-solvent corrosions such as (Teflon) make.
This ink-jet system operation principle is as follows: when first time ink supply, open pneumatic operated valve 108 by control magnetic valve 106, enter ink reservoir 204 from the gas of pneumatic supply 302 through filter 314, ink is subjected to gas pressure and is full of bubble and removes device 318, threeway parts 320, ink gun 330 and the connecting pipe between them.
When standby, it is consistent with ink gun 330 ink inside height that ink reservoir 204 ink inside height keep, so the initial pressure when standby can make ink can be full of ink gun 330 inside fully, but is unlikely to again to overflow from ink gun 330.
During the beginning ink-jet, ink evenly is sprayed to substrate (figure does not show) by control ink gun 330.For example, for piezoelectric ink-jet head, by applying electric field, piezoelectric produces deformation ink is sprayed.
There is corresponding relation in the ink height in ink reservoir internal pressure and the ink reservoir, and correspondingly, the upper limit of ink height, lower limit correspond respectively to upper limit of pressure, lower limit.Open pneumatic operated valve 104 by control magnetic valve 102 in limited time when the ink height is lower than the following of height, the ink in 302 pairs of ink supply ponds 202 of pneumatic supply applies air pressure, and ink supply pond 202 ink inside enter ink reservoir 204 through filter 312, thereby keep the continuity of ink supply.Prescribe a time limit when the ink height arrives on the height, close pneumatic operated valve 104, stop ink feed by control magnetic valve 102.
In normal operation, pneumatic operated valve 112 is an opening, and 304 pairs of bubbles of vacuum pumps remove device 318 and bleed, and remove the pettiness gas in the gas, thereby keeps the pressure that bubble removes in the device 318 constant.
Threeway parts 320 have an adjustable opening 332, and this opening 332 is positioned at the highest position of whole system.Remove the ink behind the device 318 if there is a small amount of bubble by bubble, utilize the lighter character of gas, bubble can be discharged through adjustable opening 332.
In the said system, to ink pressurization in the ink supply pond, ink enters ink reservoir from the ink supply pond by pneumatic supply, so the ink height in ink supply pond needn't be fixed on a certain level altitude in this system, thereby this system has better adaptability.In addition, adopt solenoid control with ink the pneumatic operated valve that contacts to be arranged in the said system, the material of this pneumatic operated valve is a Teflon, can avoid polluting ink, and can resist the corrosiveness of ink solvent to valve, thereby prolongs the life-span of system.
The cleaning module of this ink-jet system comprises: vacuum pumps 304, clean liquid pool 206, rinsing table 324, waste liquid pool 208.Pneumatic operated valve 116 first ends are connected with pneumatic supply 302 by pressure regulator valve 307, and second end is connected with pneumatic supply 302 by magnetic valve 114, pressure regulator valve 309 successively, and the 3rd end is connected with cleaning liquid pool 206.Rinsing table 324 is connected with cleaning liquid pool 206 by a check valve 322.Cleaning fluid can flow to rinsing table 324 through check valve 322.This check valve 322 can prevent that cleaning fluid is back to check valve 322 from rinsing table 324.Waste liquid pool 208 is connected with rinsing table 324.Pneumatic operated valve 118 first ends are connected with vacuum pumps 304 by vacuum regulating valve 308, and second end is connected with pneumatic supply 302 by magnetic valve 122, pressure regulator valve 309 successively, and the 3rd end is connected with waste liquid pool 208.
Annexation between above-mentioned each assembly is to connect by pipeline to realize.
Pneumatic operated valve 116,118 materials by anti-solvent corrosions such as Teflons make.
This cleaning module operation principle is as follows: ink gun 330 is moved on the rinsing table 324.Open pneumatic operated valve 116 by control magnetic valve 114,302 pairs of cleaning fluids that clean in the liquid pool 206 of pneumatic supply apply air pressure, and cleaning fluid is ejection from clean liquid pool 206, and ink gun 330 is cleaned, and the waste liquid after the cleaning flows into waste liquid pool 208.In order to make the easier inflow waste liquid pool 208 of waste liquid, so in cleaning process, waste liquid pool 208 pressure inside are maintained a constant negative pressure by vacuum regulating valve 308.
This cleaning module can clean ink gun, keeps the clean and smooth and easy of ink gun.
The taking out of this ink-jet system drawn and the sealing cover module comprises: waste liquid pool 210, sealing cover platform 326.Pneumatic operated valve 120 first ends are connected with vacuum pumps 304 by vacuum regulating valve 308, and second end is connected with pneumatic supply 302 by magnetic valve 124, pressure regulator valve 309 successively, and the 3rd end is connected with waste liquid pool 210.Pneumatic operated valve 128 first ends are connected with waste liquid pool 210, and second end is connected with pneumatic supply 302 by magnetic valve 126, pressure regulator valve 309 successively, and the 3rd end is connected with sealing cover platform 326.
Annexation between above-mentioned each assembly is to connect by pipeline to realize.
Pneumatic operated valve 120,128 materials by anti-solvent corrosions such as Teflons make.
This take out draw and sealing cover module operation principle as follows: connect pneumatic operated valves 120 by control magnetic valve 124,304 pairs of waste liquid pools 210 of vacuum pumps are bled, and form negative pressure.Pressure regulator valve 308 maintains a constant negative pressure with waste liquid pool 210 pressure inside.In the time will attracting to remove bubble on the nozzle in the ink gun 330 (figure does not show) or tamper by bleeding, ink gun 330 is moved to sealing cover platform 326, specific nozzle is carried out sealing cover, open pneumatic operated valve 128 by control magnetic valve 126, bubble in the nozzle or tamper be owing to the negative pressure in the waste liquid pool 210 is adsorbed, thereby play the effect that purifies ink gun 330.
In the time will carrying out sealing cover, ink gun is moved to sealing cover platform 326 to ink gun 330.This sealing cover platform 326 can be with several ink guns, such as three ink guns are placed on an enclosure space, can keep the ink in the ink gun to be difficult for evaporation, can avoid ink solidifies wherein to cause the situation that ink gun blocks.
In addition, those skilled in the art can also do other variation in spirit of the present invention, and certainly, the variation that these are done according to spirit of the present invention all should be included in the present invention's scope required for protection.
Claims (30)
1. an ink-jet system comprises the ink-jet module, and this ink-jet module comprises:
Ink gun;
Pneumatic supply;
The ink supply pond;
It is characterized in that this ink-jet module further comprises:
Ink reservoir, this ink reservoir are connected between described ink supply pond and the described ink gun, and this ink reservoir ink inside height remains on consistent with ink gun ink inside height;
First magnetic valve, this first magnetic valve, first end is connected with described pneumatic supply;
First pneumatic operated valve, this first pneumatic operated valve, first end is connected with described pneumatic supply, and second end is connected with described magnetic valve second end, and the 3rd end is connected with described ink supply pond;
Second magnetic valve, this second magnetic valve, first end is connected with described pneumatic supply; And
Second pneumatic operated valve, this second pneumatic operated valve, first end is connected with described pneumatic supply, and second end is connected with described second magnetic valve, second end, and the 3rd end is connected with described ink reservoir.
2. ink-jet system as claimed in claim 1 is characterized in that, is connected first pressure regulator valve between described first pneumatic operated valve and the described pneumatic supply.
3. ink-jet system as claimed in claim 1 is characterized in that, is connected second pressure regulator valve between described second pneumatic operated valve and the described pneumatic supply.
4. ink-jet system as claimed in claim 1 is characterized in that, is connected first filter between described ink supply pond and the described ink reservoir.
5. ink-jet system as claimed in claim 1 is characterized in that, is connected second filter between described ink reservoir and described second pneumatic operated valve.
6. ink-jet system as claimed in claim 1 is characterized in that, described ink supply pond is connected with digital pressure gauge.
7. ink-jet system as claimed in claim 1 is characterized in that described ink reservoir is connected with digital pressure gauge.
8. ink-jet system as claimed in claim 1 is characterized in that, the material of described first pneumatic operated valve is a Teflon.
9. ink-jet system as claimed in claim 1 is characterized in that, the material of described second pneumatic operated valve is a Teflon.
10. ink-jet system as claimed in claim 1 is characterized in that, this ink-jet system further comprises:
Vacuum pumps;
Bubble removes device, and this bubble removes device and is connected between described ink reservoir and the described ink gun;
The 3rd magnetic valve, the 3rd magnetic valve first end is connected with described pneumatic supply;
The 3rd pneumatic operated valve, the 3rd pneumatic operated valve first end is connected with described vacuum pumps, and second end is connected with described the 3rd magnetic valve second end, and the 3rd end removes device with described bubble and is connected.
11. ink-jet system as claimed in claim 10, it is characterized in that, described bubble removes between device and the described ink gun threeway parts is set, this threeway parts first end removes device with described bubble and is connected, second end is connected with described ink gun, and these threeway parts are positioned at the highest position of whole system.
12. ink-jet system as claimed in claim 10 is characterized in that, further comprises first vacuum regulating valve between described the 3rd pneumatic operated valve and the described vacuum pumps.
13. ink-jet system as claimed in claim 10 is characterized in that, the material of described the 3rd pneumatic operated valve is a Teflon.
14. ink-jet system as claimed in claim 1 is characterized in that, this ink-jet system further comprises the cleaning module, and this cleaning module comprises:
Vacuum pumps;
Clean liquid pool;
Rinsing table, this rinsing table is connected with described cleaning liquid pool;
First waste liquid pool, this first waste liquid pool is connected with described rinsing table;
The 4th magnetic valve, the 4th magnetic valve first end is connected with described pneumatic supply;
The 4th pneumatic operated valve, the 4th pneumatic operated valve first end is connected with described pneumatic supply, and second end is connected with described the 4th magnetic valve second end, and the 3rd end is connected with described cleaning liquid pool;
The 5th magnetic valve, the 5th magnetic valve first end is connected with described pneumatic supply;
The 5th pneumatic operated valve, the 5th pneumatic operated valve first end is connected with described pneumatic supply, and second end is connected with described the 5th magnetic valve second end, and the 3rd end is connected with described first waste liquid pool.
15. ink-jet system as claimed in claim 14 is characterized in that, is connected the 3rd pressure regulator valve between described the 4th pneumatic operated valve and the described pneumatic supply.
16. ink-jet system as claimed in claim 14 is characterized in that, is connected second vacuum regulating valve between described the 5th pneumatic operated valve and the described vacuum pumps.
17. ink-jet system as claimed in claim 14 is characterized in that, is connected check valve between described cleaning liquid pool and the described rinsing table.
18. ink-jet system as claimed in claim 14 is characterized in that, the material of described the 4th pneumatic operated valve is a Teflon.
19. ink-jet system as claimed in claim 14 is characterized in that, the material of described the 5th pneumatic operated valve is a Teflon.
20. ink-jet system as claimed in claim 1 is characterized in that, this ink-jet system further comprises taking out and draws and the sealing cover module, and this is taken out and draws and the sealing cover module comprises:
Vacuum pumps;
Second waste liquid pool;
The sealing cover platform;
The 6th magnetic valve, the 6th magnetic valve first end is connected with described pneumatic supply;
The 6th pneumatic operated valve, the 6th pneumatic operated valve first end is connected with described vacuum pumps, and second end is connected with described the 6th magnetic valve second end, and the 3rd end is connected with described second waste liquid pool;
The 7th magnetic valve, the 7th magnetic valve first end is connected with described pneumatic supply;
The 7th pneumatic operated valve, the 7th pneumatic operated valve first end is connected with described second waste liquid pool, and second end is connected with described the 7th magnetic valve second end, and the 3rd end is connected with described sealing cover platform.
21. ink-jet system as claimed in claim 20 is characterized in that, is connected the 3rd vacuum regulating valve between described the 6th pneumatic operated valve and the described vacuum pumps.
22. ink-jet system as claimed in claim 20 is characterized in that, the material of described the 6th pneumatic operated valve is a Teflon.
23. ink-jet system as claimed in claim 20 is characterized in that, the material of described the 7th pneumatic operated valve is a Teflon.
24. ink-jet system as claimed in claim 1 is characterized in that, is connected the 4th pressure regulator valve between described first magnetic valve and the described pneumatic supply.
25. ink-jet system as claimed in claim 1 is characterized in that, is connected the 4th pressure regulator valve between described second magnetic valve and the described pneumatic supply.
26. ink-jet system as claimed in claim 10 is characterized in that, is connected the 4th pressure regulator valve between described the 3rd magnetic valve and the described pneumatic supply.
27. ink-jet system as claimed in claim 14 is characterized in that, is connected the 4th pressure regulator valve between described the 4th magnetic valve and the described pneumatic supply.
28. ink-jet system as claimed in claim 14 is characterized in that, is connected the 4th pressure regulator valve between described the 5th magnetic valve and the described pneumatic supply.
29. ink-jet system as claimed in claim 20 is characterized in that, is connected the 4th pressure regulator valve between described the 6th magnetic valve and the described pneumatic supply.
30. ink-jet system as claimed in claim 20 is characterized in that, is connected the 4th pressure regulator valve between described the 7th magnetic valve and the described pneumatic supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100757981A CN100560371C (en) | 2006-05-09 | 2006-05-09 | Ink-jet system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100757981A CN100560371C (en) | 2006-05-09 | 2006-05-09 | Ink-jet system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101070012A CN101070012A (en) | 2007-11-14 |
| CN100560371C true CN100560371C (en) | 2009-11-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100757981A Expired - Fee Related CN100560371C (en) | 2006-05-09 | 2006-05-09 | Ink-jet system |
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| Country | Link |
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| CN (1) | CN100560371C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009029946A1 (en) * | 2009-06-19 | 2010-12-30 | Epainters GbR (vertretungsberechtigte Gesellschafter Burkhard Büstgens, 79194 Gundelfingen und Suheel Roland Georges, 79102 Freiburg) | Print head or dosing head |
| CN102785480A (en) * | 2012-08-19 | 2012-11-21 | 内蒙古鹿王羊绒有限公司 | Automatic cleaner for inkjet head of printing machine |
| CN107685542A (en) * | 2016-08-04 | 2018-02-13 | 广东希望高科数字技术有限公司 | Weaving digital decorating machine cyclic ink supply system architecture |
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2006
- 2006-05-09 CN CNB2006100757981A patent/CN100560371C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN101070012A (en) | 2007-11-14 |
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Owner name: HONGHAI PRECISION INDUSTRY CO., LTD. Owner name: HONGFUJIN PRECISION INDUSTRY (SHENZHEN) CO., LTD. Free format text: FORMER OWNER: HONGCHUANG TECHNOLOGY CO., LTD. Effective date: 20100416 |
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Free format text: CORRECT: ADDRESS; FROM: 000000 FLOOR 4, NO.24-1, GONGYE EAST 4TH ROAD, HSINCHU CITY, HSINCHU SCIENCE PARK, TAIWAN PROVINCE, CHINA TO: NO.2, EAST RING 2ND ROAD, YOUSONG 10TH INDUSTRY DISTRICT, LONGHUA TOWN, BAO AN DISTRICT, SHENZHEN CITY, GUANGDONG PROVINCE |
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Effective date of registration: 20100416 Address after: Guangdong province Shenzhen city Baoan District town Longhua tenth Industrial Zone tabulaeformis East Ring Road No. 2 two Co-patentee after: Hon Hai Precision Industry Co., Ltd. Patentee after: Hongfujin Precise Industry (Shenzhen) Co., Ltd. Address before: 000000 Hsinchu Science Industrial Park, Taiwan, China, No. 4, 24-1 East Fourth Street, Hsinchu Patentee before: Hongchuan Science & Technology Co., Ltd. |
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Granted publication date: 20091118 Termination date: 20150509 |
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