CN104608494A - Ink jet printer maintenance method and system - Google Patents
Ink jet printer maintenance method and system Download PDFInfo
- Publication number
- CN104608494A CN104608494A CN201510077026.0A CN201510077026A CN104608494A CN 104608494 A CN104608494 A CN 104608494A CN 201510077026 A CN201510077026 A CN 201510077026A CN 104608494 A CN104608494 A CN 104608494A
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- liquid
- unit
- storage device
- solution storage
- ink
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- 238000012423 maintenance Methods 0.000 title claims abstract description 62
- 238000000034 method Methods 0.000 title claims abstract description 38
- 239000007788 liquid Substances 0.000 claims abstract description 223
- 238000011010 flushing procedure Methods 0.000 claims abstract description 56
- 238000005507 spraying Methods 0.000 claims abstract description 44
- 239000007921 spray Substances 0.000 claims abstract description 29
- 238000001914 filtration Methods 0.000 claims abstract description 24
- 238000005406 washing Methods 0.000 claims description 27
- 238000003825 pressing Methods 0.000 claims description 13
- 238000005086 pumping Methods 0.000 claims description 12
- 238000007641 inkjet printing Methods 0.000 claims description 6
- 239000002904 solvent Substances 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims 1
- 239000002699 waste material Substances 0.000 abstract description 6
- 239000012530 fluid Substances 0.000 abstract 10
- 238000007639 printing Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 239000010408 film Substances 0.000 description 2
- 229920001002 functional polymer Polymers 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000008021 deposition Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 238000000059 patterning Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Landscapes
- Ink Jet (AREA)
Abstract
The invention discloses an ink jet printer maintenance method and system. The method includes the steps of adding flushing fluid to a fluid inlet pipe of an ink jet printer by exerting pressure on the flushing fluid in a fluid storage unit, and spraying the flushing fluid through spray nozzles of a spray unit; collecting the liquid sprayed form the spray nozzles, filtering the collected liquid to form new flushing fluid, adding the new flushing fluid to the fluid storage device, and determining whether all of the spray nozzles of the spray unit spray liquid or not; repeating the above steps until all of the spray nozzles of the spray unit spray liquid when any spray nozzle of the spray unit is clogged and cannot spray liquid. According to the ink jet printer maintenance method, the liquid sprayed form the spray nozzles of the spray unit is recovered and filtered to be reused, so that flushing fluid reuse is achieved, flushing fluid waste is avoided and the maintenance cost is accordingly reduced.
Description
Technical Field
The invention relates to the technical field of ink-jet printers, in particular to a maintenance method and a maintenance system of an ink-jet printer.
Background
The inkjet printing technology has the characteristics of high efficiency, low cost, non-contact form, flexible processing process and the like, so that a pattern formed by inkjet printing is widely applied to the processing of an Organic electronic device, the deposition and patterning of a functional polymer Film are realized by printing a functional polymer solution, and the processing of an Organic light emitting diode, an Organic Thin Film Transistor (OTFT for short) and an integrated device thereof is realized.
The ink jet printer is similar to a traditional stylus printer, as shown in fig. 1, and comprises a liquid inlet pipeline 1 and a liquid outlet pipeline 2, and a spraying unit 3 which is composed of a plurality of nozzles 31 and pipelines 32 communicated with the nozzles, wherein the pipelines 32 in the spraying unit 3 are also communicated with the liquid inlet pipeline 1 and the liquid outlet pipeline 2, when printing is prepared, the outlet of the nozzle 31 is closed, ink enters the spraying unit 3 from the liquid inlet pipeline 1, after the pipelines 32 of the spraying unit 3 are filled, if the ink flows out from the liquid outlet pipeline 2, the pipelines in the spraying unit 3 are cleaned, then the outlet of the nozzle 31 is opened, and if all the nozzles 31 also have the ink, the nozzles 31 in the spraying unit are normal, and printing can be carried out. In printing, the outlets of the nozzles 31 are opened, ink is ejected onto the substrate through the respective nozzles 31, and the ink ejected onto the substrate is dried to obtain a target film layer.
However, when the ink jet printer is used, since the ink is made of some solid organic materials dissolved in the solvent, when the ink is not used for a period of time, the ink in the nozzles will dry, and the remaining solid matters will block the nozzles. If the nozzle is clogged seriously, a long time is required for the flushing, and the longer the time for the flushing, the more ink is used, thereby causing a problem of high maintenance cost.
Disclosure of Invention
In view of this, embodiments of the present invention provide a maintenance method and a maintenance system for an inkjet printer, so as to reduce resource waste during maintenance of the inkjet printer, thereby reducing maintenance cost.
Therefore, an embodiment of the present invention provides a maintenance method for an inkjet printer, where the inkjet printer includes a jetting unit, and a liquid inlet pipeline and a liquid outlet pipeline located above the jetting unit, where the jetting unit has a plurality of nozzles and a circulation pipeline communicated with each nozzle, and the circulation pipeline is respectively communicated with the liquid inlet pipeline and the liquid outlet pipeline; the maintenance method comprises the following steps:
adding a washing liquid into a liquid inlet pipeline of the ink-jet printer by applying pressure to the washing liquid in a solution storage device, wherein the washing liquid is jetted out through a nozzle of the jetting unit;
collecting liquid sprayed by the nozzles, filtering the collected liquid to form new flushing liquid, adding the new flushing liquid into the solution storage device, and judging whether all the nozzles of the spraying unit spray liquid;
if not, the steps are executed in a circulating mode until all the nozzles of the spraying unit spray liquid.
Preferably, in the maintenance method provided by the embodiment of the present invention, the first time of adding the rinse liquid in the solution storage device into the liquid inlet pipeline of the inkjet printer by applying pressure to the rinse liquid in the solution storage device, where the rinse liquid is ejected through the nozzle of the ejection unit, includes:
closing each nozzle of the spray unit;
adding a washing liquid into a liquid inlet pipeline of the ink-jet printer by applying pressure to the washing liquid in a solution storage device;
the washing liquid flows out through the liquid outlet pipe, and all nozzles of the spraying unit are opened until no bubbles exist in the liquid flowing out of the liquid outlet pipe, and the washing liquid is sprayed out through the nozzles of the spraying unit.
Preferably, in the maintenance method provided in the embodiment of the present invention, the method further includes:
and collecting the liquid flowing out of the liquid outlet pipeline, filtering the collected liquid to form new flushing liquid, and adding the new flushing liquid into the solution storage device.
Preferably, in the maintenance method provided in the embodiment of the present invention, the method further includes:
and determining the pressure according to the spraying condition of each nozzle in the spraying unit.
Preferably, in the maintenance method provided by the embodiment of the present invention, the rinse solution is a solvent used when the inkjet printer performs inkjet printing.
Correspondingly, the embodiment of the invention also provides a maintenance system of the ink-jet printer, wherein the ink-jet printer comprises a spraying unit, a liquid inlet pipeline and a liquid outlet pipeline, wherein the liquid inlet pipeline and the liquid outlet pipeline are positioned above the spraying unit; the maintenance system includes:
the solution storage device is communicated with a liquid inlet pipeline of the ink-jet printer and is used for storing washing liquid;
the pressure applying device is used for applying pressure to the flushing liquid in the solution storage device so as to add the flushing liquid into a liquid inlet pipeline of the ink-jet printer and enable the flushing liquid to be jetted out through a nozzle of the jetting unit;
the solution collecting device is used for collecting the liquid sprayed by the nozzle of the spraying unit;
and the filtering device is used for filtering the liquid collected by the solution collecting device to form a new flushing liquid so as to add the new flushing liquid into the solution storage device.
Preferably, in practical implementation, when there is liquid flowing out of the liquid outlet pipe of the inkjet printer, the solution collecting device is further configured to collect the liquid flowing out of the liquid outlet pipe.
Preferably, in practical implementation, in the maintenance system provided by the embodiment of the present invention, the solution collecting device is communicated with the filtering device through a pipeline.
Preferably, in a specific implementation, in the maintenance system provided in the embodiment of the present invention, the maintenance system further includes: a liquid pumping device; wherein,
the liquid inlet of the liquid pumping device is communicated with the filtering device through a pipeline, and the liquid outlet of the liquid pumping device is communicated with the solution storage device through a pipeline;
the liquid pumping device is used for adding new flushing liquid formed in the filtering device into the solution storage device.
Preferably, in practical implementation, in the maintenance system provided by the embodiment of the present invention, the pressure applying device is further configured to determine the magnitude of the pressure according to the jetting conditions of the nozzles in the jetting unit. According to the maintenance method and the maintenance system of the ink-jet printer provided by the embodiment of the invention, firstly, the flushing liquid is added into a liquid inlet pipeline of the ink-jet printer by applying pressure to the flushing liquid in the solution storage device, and the flushing liquid is jetted out through a nozzle of a jetting unit; then collecting liquid sprayed by the nozzles, filtering the collected liquid to form new flushing liquid, adding the new flushing liquid into the solution storage device, and judging whether all the nozzles of the spraying unit are sprayed with the liquid; when the nozzle emission blockage of the spraying unit can not spray the liquid, the steps are circularly executed until all the nozzles of the spraying unit spray the liquid. According to the method, the liquid sprayed by the nozzle of the spraying unit is recycled and filtered and then reused, so that the repeated utilization of the washing liquid is realized, the waste of the washing liquid is avoided, and the maintenance cost is reduced.
Drawings
FIG. 1 is a schematic diagram of a conventional ink jet printer;
FIG. 2 is a schematic flow chart illustrating a method for maintaining an inkjet printer according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a maintenance system according to an embodiment of the present invention;
fig. 4 is a second schematic structural diagram of a maintenance system according to an embodiment of the present invention.
Detailed Description
The following describes in detail a specific embodiment of a maintenance method and a maintenance system for an inkjet printer according to an embodiment of the present invention with reference to the drawings.
Therefore, the embodiment of the invention provides a maintenance method of an ink-jet printer, wherein the ink-jet printer comprises a jet unit, a liquid inlet pipeline and a liquid outlet pipeline, wherein the liquid inlet pipeline and the liquid outlet pipeline are positioned above the jet unit; as shown in fig. 2, the maintenance method may include the steps of:
s201, adding flushing liquid into a liquid inlet pipeline of the ink-jet printer by applying pressure to the flushing liquid in the solution storage device, and ejecting the flushing liquid through a nozzle of an ejection unit;
s202, collecting liquid sprayed out by nozzles, filtering the collected liquid to form new flushing liquid, adding the new flushing liquid into a solution storage device, and judging whether all the nozzles of the spraying unit spray liquid;
if not, the steps are executed in a circulating mode until all the nozzles of the spraying unit spray liquid.
According to the maintenance method of the ink-jet printer provided by the embodiment of the invention, firstly, pressure is applied to flushing liquid in the solution storage device to add flushing liquid into a liquid inlet pipeline of the ink-jet printer, and the flushing liquid is jetted out through a nozzle of a jetting unit; then collecting liquid sprayed by the nozzles, filtering the collected liquid to form new flushing liquid, adding the new flushing liquid into the solution storage device, and judging whether all the nozzles of the spraying unit are sprayed with the liquid; when the nozzle emission blockage of the spraying unit can not spray the liquid, the steps are circularly executed until all the nozzles of the spraying unit spray the liquid. According to the method, the liquid sprayed by the nozzle of the spraying unit is recycled and filtered and then reused, so that the repeated utilization of the washing liquid is realized, the waste of the washing liquid is avoided, and the maintenance cost is reduced.
Preferably, in the maintenance method provided by the embodiment of the present invention, the first performing step S201 adds the rinse liquid in the solution storage device into the liquid inlet pipeline of the inkjet printer by applying a pressure to the rinse liquid in the solution storage device, and the rinse liquid is ejected through the nozzle of the ejection unit, which may specifically include:
closing each nozzle of the spray unit;
adding a washing liquid into a liquid inlet pipeline of the ink-jet printer by applying pressure to the washing liquid in the solution storage device;
the flushing liquid flows out through the liquid outlet pipe, and when no bubble exists in the liquid flowing out through the liquid outlet pipe, each nozzle of the spraying unit is opened, and the flushing liquid is sprayed out through the nozzle of the spraying unit. This avoids clogging of the nozzle due to the presence of air bubbles in the flow line.
Preferably, in the maintenance method provided in the embodiment of the present invention, the method may further include: and collecting liquid flowing out of the liquid outlet pipe, filtering the collected liquid to form new flushing liquid, and adding the new flushing liquid into the solution storage device. Namely, the liquid flowing out of the liquid outlet pipeline is recycled, so that the waste of the flushing liquid is further reduced.
Preferably, in the maintenance method provided in the embodiment of the present invention, the method may further include: the pressure is determined according to the spraying condition of each nozzle in the spraying unit. In the specific implementation, the pressure can be increased by judging the serious blockage of the nozzles according to the jetting conditions of the nozzles in the jetting unit, so that the flow and the flow speed of the flushing liquid flowing from the solution storage device to the liquid inlet pipeline of the ink-jet printer are increased.
Preferably, in the maintenance method provided by the embodiment of the present invention, the rinse solution is a solvent used when the inkjet printer performs inkjet printing. Therefore, the ink-jet printer can conveniently perform ink-jet printing work, and compared with the prior art in which ink is adopted for flushing, the maintenance cost can be further reduced.
Based on the same inventive concept, an embodiment of the present invention further provides a maintenance system of an inkjet printer, as shown in fig. 3, the inkjet printer includes a spraying unit 21, a liquid inlet pipe 22 and a liquid outlet pipe 23 located above the spraying unit 21, wherein the spraying unit 21 has a plurality of nozzles 211 and a circulation pipe 212 communicated with each nozzle, and the circulation pipe 212 is respectively communicated with the liquid inlet pipe 22 and the liquid outlet pipe 23; the maintenance system includes:
a solution storage device 11 communicated with a liquid inlet pipeline 22 of the ink-jet printer and used for storing washing liquid;
a pressure applying device 12 for applying pressure to the rinse liquid in the solution storage device 11 to add the rinse liquid into the liquid inlet pipe 22 of the ink jet printer so that the rinse liquid is ejected through the nozzle 211 of the ejection unit 21;
a solution collecting device 13 for collecting the liquid ejected from the nozzle 211 of the ejection unit 21;
and a filtering device 14 for filtering the liquid collected by the solution collecting device 13 to form a new washing solution to be added into the solution storage device 11.
Further, in the embodiment of the present invention, in the maintenance system, as shown in fig. 4, when the liquid flows out from the liquid outlet 23 of the inkjet printer, the solution collecting device 13 is further configured to collect the liquid flowing out from the liquid outlet 23. In practice, the outlet pipe 23 can collect the liquid flowing out from the solution collecting device 13.
Preferably, in practical implementation, in the maintenance system provided in the embodiment of the present invention, as shown in fig. 3, the maintenance system further includes: a liquid pumping device 15; wherein,
a liquid inlet of the liquid pumping device 15 is communicated with the filtering device 14 through a pipeline, and a liquid outlet of the liquid pumping device 15 is communicated with the solution storage device 11 through a pipeline;
the pumping means 15 is used to add a new washing liquid formed in the filtering means 14 to the solution storage means 11.
Preferably, in practical implementation, in the maintenance system provided by the embodiment of the present invention, the pressure applying device is further configured to determine the magnitude of the pressure according to the jetting conditions of the nozzles in the jetting unit.
According to the maintenance method and the maintenance system of the ink-jet printer provided by the embodiment of the invention, firstly, the flushing liquid is added into a liquid inlet pipeline of the ink-jet printer by applying pressure to the flushing liquid in the solution storage device, and the flushing liquid is jetted out through a nozzle of a jetting unit; then collecting liquid sprayed by the nozzles, filtering the collected liquid to form new flushing liquid, adding the new flushing liquid into the solution storage device, and judging whether all the nozzles of the spraying unit are sprayed with the liquid; when the nozzle emission blockage of the spraying unit can not spray the liquid, the steps are circularly executed until all the nozzles of the spraying unit spray the liquid. According to the method, the liquid sprayed by the nozzle of the spraying unit is recycled and filtered and then reused, so that the repeated utilization of the washing liquid is realized, the waste of the washing liquid is avoided, and the maintenance cost is reduced.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A maintenance method of an ink-jet printer comprises a jet unit, a liquid inlet pipeline and a liquid outlet pipeline, wherein the liquid inlet pipeline and the liquid outlet pipeline are positioned above the jet unit; the maintenance method is characterized by comprising the following steps:
adding a washing liquid into a liquid inlet pipeline of the ink-jet printer by applying pressure to the washing liquid in a solution storage device, wherein the washing liquid is jetted out through a nozzle of the jetting unit;
collecting liquid sprayed by the nozzles, filtering the collected liquid to form new flushing liquid, adding the new flushing liquid into the solution storage device, and judging whether all the nozzles of the spraying unit spray liquid;
if not, the steps are executed in a circulating mode until all the nozzles of the spraying unit spray liquid.
2. The maintenance method according to claim 1, wherein the first performing of adding a rinse liquid in a solution storage device into a liquid inlet line of the inkjet printer by applying pressure to the rinse liquid in the solution storage device, the rinse liquid being ejected through a nozzle of the ejection unit, specifically comprises:
closing each nozzle of the spray unit;
adding a washing liquid into a liquid inlet pipeline of the ink-jet printer by applying pressure to the washing liquid in a solution storage device;
the washing liquid flows out through the liquid outlet pipe, and all nozzles of the spraying unit are opened until no bubbles exist in the liquid flowing out of the liquid outlet pipe, and the washing liquid is sprayed out through the nozzles of the spraying unit.
3. The maintenance method of claim 2, further comprising:
and collecting the liquid flowing out of the liquid outlet pipeline, filtering the collected liquid to form new flushing liquid, and adding the new flushing liquid into the solution storage device.
4. The maintenance method of claim 1, further comprising:
and determining the pressure according to the spraying condition of each nozzle in the spraying unit.
5. The maintenance method according to any one of claims 1 to 4, wherein the rinse solution is a solvent used when the inkjet printer performs inkjet printing.
6. A maintenance system of an ink-jet printer comprises a jet unit, a liquid inlet pipeline and a liquid outlet pipeline, wherein the liquid inlet pipeline and the liquid outlet pipeline are positioned above the jet unit; characterized in that the maintenance system comprises:
the solution storage device is communicated with a liquid inlet pipeline of the ink-jet printer and is used for storing washing liquid;
the pressure applying device is used for applying pressure to the flushing liquid in the solution storage device so as to add the flushing liquid into a liquid inlet pipeline of the ink-jet printer and enable the flushing liquid to be jetted out through a nozzle of the jetting unit;
the solution collecting device is used for collecting the liquid sprayed by the nozzle of the spraying unit;
and the filtering device is used for filtering the liquid collected by the solution collecting device to form a new flushing liquid so as to add the new flushing liquid into the solution storage device.
7. The maintenance system of claim 6, wherein the solution collection device is further configured to collect liquid flowing from the outlet line of the ink jet printer when liquid is flowing from the outlet line.
8. The maintenance system of claim 6, wherein the solution collection device is in communication with the filtration device via a conduit.
9. The maintenance system of claim 8, further comprising: a liquid pumping device; wherein,
the liquid inlet of the liquid pumping device is communicated with the filtering device through a pipeline, and the liquid outlet of the liquid pumping device is communicated with the solution storage device through a pipeline;
the liquid pumping device is used for adding new flushing liquid formed in the filtering device into the solution storage device.
10. A maintenance system according to any one of claims 6-9, wherein the pressure exerting means is further adapted to determine the magnitude of the pressure in dependence on the jetting conditions of the nozzles in the jetting unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510077026.0A CN104608494B (en) | 2015-02-12 | 2015-02-12 | Ink jet printer maintenance method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510077026.0A CN104608494B (en) | 2015-02-12 | 2015-02-12 | Ink jet printer maintenance method and system |
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| Publication Number | Publication Date |
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| CN104608494A true CN104608494A (en) | 2015-05-13 |
| CN104608494B CN104608494B (en) | 2017-01-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111300990A (en) * | 2020-02-19 | 2020-06-19 | 京东方科技集团股份有限公司 | Cleaning device for printing nozzle and control method thereof |
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| JP2011131600A (en) * | 2011-02-18 | 2011-07-07 | Seiko Epson Corp | Droplet ejector and inkjet printer |
| JP2011189654A (en) * | 2010-03-16 | 2011-09-29 | Seiko Epson Corp | Fluid ejection apparatus |
| US20120062634A1 (en) * | 2005-02-08 | 2012-03-15 | Durst Phototechnik - A.G. | Inkjet printing device and method for printing multi-colored images |
| CN102442068A (en) * | 2010-09-30 | 2012-05-09 | 北大方正集团有限公司 | Nozzle cleaning device and working method thereof |
| JP2014151226A (en) * | 2013-02-05 | 2014-08-25 | Seiko Epson Corp | Suction device, suction method, and discharge device |
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2015
- 2015-02-12 CN CN201510077026.0A patent/CN104608494B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120062634A1 (en) * | 2005-02-08 | 2012-03-15 | Durst Phototechnik - A.G. | Inkjet printing device and method for printing multi-colored images |
| JP2011189654A (en) * | 2010-03-16 | 2011-09-29 | Seiko Epson Corp | Fluid ejection apparatus |
| CN102442068A (en) * | 2010-09-30 | 2012-05-09 | 北大方正集团有限公司 | Nozzle cleaning device and working method thereof |
| JP2011131600A (en) * | 2011-02-18 | 2011-07-07 | Seiko Epson Corp | Droplet ejector and inkjet printer |
| JP2014151226A (en) * | 2013-02-05 | 2014-08-25 | Seiko Epson Corp | Suction device, suction method, and discharge device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111300990A (en) * | 2020-02-19 | 2020-06-19 | 京东方科技集团股份有限公司 | Cleaning device for printing nozzle and control method thereof |
| CN111300990B (en) * | 2020-02-19 | 2021-08-31 | 京东方科技集团股份有限公司 | Cleaning device for printing nozzle and control method thereof |
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| Publication number | Publication date |
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| CN104608494B (en) | 2017-01-11 |
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