CN1201935C - Spray drewing machine nozzle ink pressing and cleaning system - Google Patents
Spray drewing machine nozzle ink pressing and cleaning system Download PDFInfo
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- CN1201935C CN1201935C CN 03139796 CN03139796A CN1201935C CN 1201935 C CN1201935 C CN 1201935C CN 03139796 CN03139796 CN 03139796 CN 03139796 A CN03139796 A CN 03139796A CN 1201935 C CN1201935 C CN 1201935C
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Abstract
The present invention relates to an ink pressing and cleaning system of the spray head of an ink-jet printer, which is composed of a negative pressure device preventing the ink from automatically flowing, and an ink pressing and cleaning device, wherein the negative pressure device comprises a negative pressure generator, a negative pressure buffer, an indicated pressure switch with the pressure, and a precise pressure regulating valve. The negative pressure device is connected with an ink pressing and pre-selection electromagnetic valve of the ink pressing and cleaning device and the ink pressing electromagnetic valve and is connected above the inner part of an ink box through the ink pressing and pre-selection electromagnetic valve and the ink pressing electromagnetic valve. The ink pressing and cleaning device comprises a plurality of ink pressing and pre-selection electromagnetic valves, an ink pressing electromagnetic valve, a throttling valve, a plurality of conversion valves, and a precise pressure regulating valve, wherein each ink pressing and pre-selection electromagnetic valve and the ink pressing electromagnetic valve are respectively provided with two pairs of conducting passages PA, PB, and a control switch is arranged on the ink pressing electromagnetic valve. One end of the ink pressing and cleaning device is connected with a compressed air inlet through pipelines, and the other end of the ink pressing and cleaning device is connected above the inner part of the ink box through pipelines. By the wind pressure, the ink in the ink box of the present invention is pressed towards the spray head to make the spray head dredged. By the negative pressure, the ink can not automatically flow, and the normal operation of the ink-jet printer can be ensured.
Description
Technical field
The present invention relates to print the air brushing machine that the large colour picture is used, particularly relate to a kind of spray head in spray-painting device that can effectively remove the shower nozzle obstruction of air brushing machine and press black cleaning systems.
Background technology
The air brushing machine is a kind of printing equipment with large colour pictures such as ink-jetting style print advertisements, picture posters, is used widely at present.The situation that printing ink stops up shower nozzle takes place in air brushing machine in use regular meeting, stops up as can not in time removing the normal use that will influence the air brushing machine.Existing clean method is to adopt dust catcher to inhale facing to the shower nozzle that stops up, though this clean method can play certain cleaning action, it has obvious defects, can cause the printing ink waste serious the printing ink sucking-off in the first cleaning course; It two is because the suction size of dust catcher is difficult to control, makes spray head in spray-painting device very easily damage; Next is because the printing ink of air brushing machine has than severe corrosive, causes the dust catcher well damage, and a common dust catcher only can use the several months just will change.If still can not dredge with dust catcher, just shower nozzle need be pulled down with cleaning fluid and clean, both reduced operating efficiency, improved production cost again.
Summary of the invention
The present invention is intended to address the above problem, and by blast the printing ink in the print cartridge is pressed to shower nozzle and makes shower nozzle mediation and provide a kind of, and prevent that by negative pressure the spray head in spray-painting device of printing ink gravity flow from pressing black cleaning systems, to guarantee the normal operation of air brushing machine.
For achieving the above object, the invention provides a kind of spray head in spray-painting device and press black cleaning systems, this system prevents that by one the negative pressure device of printing ink gravity flow and the pressure ink cleaning device from constituting, wherein, negative pressure device is connected with pressure China ink preliminary election magnetic valve, the black magnetic valve of pressure of pressing ink cleaning device by the road, and through pressing black preliminary election magnetic valve and pressing black magnetic valve to be connected to top in the print cartridge; Press an end of ink cleaning device to be connected with the compressed air inlet by the road, the other end is connected to top in the print cartridge by the road.
Negative pressure device comprises negative pressure generator, negative pressure buffer, band pressure indicated pressure switch and accurate voltage regulating valve, wherein the negative pressure buffer is connected in the output of negative pressure generator, be connected with band pressure indicated pressure switch on the negative pressure buffer, negative pressure generator also is connected with the accurate voltage regulating valve.
Described pressure ink cleaning device comprises the black preliminary election magnetic valve of a plurality of pressures, a black magnetic valve of pressure, choke valve, a plurality of switching valve and an accurate voltage regulating valve, the black preliminary election magnetic valve of wherein a plurality of pressures is connected with negative pressure device, and presses black magnetic valve to be connected with the accurate voltage regulating valve by pipeline with a plurality of print cartridges and pressure China ink magnetic valve, choke valve respectively; Described switching valve is made of valve body and spool, it is located between the outlet and shower nozzle of each print cartridge, wherein valve body and print cartridge are connected as a single entity, its both sides are respectively equipped with ink entrance and cleaning solution inlet, in the rotatable valve body of packing in spool bottom, it is corresponding to be provided with inlet and ink entrance and cleaning solution inlet in the spool, go out mouth down L shaped passage, rotary spool can make its inlet enter the mouth facing to ink entrance and cleaning solution of valve body respectively.
Each is pressed black preliminary election magnetic valve and presses black magnetic valve to be equipped with two passages of PA, PB, and presses black magnetic valve to be connected with gauge tap with pressing on the black preliminary election magnetic valve.
The black preliminary election magnetic valve of a plurality of pressures and press black magnetic valve to be connected in parallel on the power line.
Contribution of the present invention is that it efficiently solves the cleaning problems of air brushing machine, makes that the obstruction of shower nozzle can be dredged quickly and easily by the electronic and pneumatic mode that combines.Because device of the present invention is arranged in the air brushing machine, and be connected with shower nozzle by pipeline, when cleaning, need not to open machine, and only need can carry out by console switch, thereby both be convenient to operation, improved the efficient of clean operation again, and saved printing ink and production cost, guaranteed the continuity and the reliability of air brushing machine work.
Description of drawings
Fig. 1 is an overall structure schematic diagram of the present invention.
Fig. 2 is circuit theory diagrams of the present invention.
Fig. 3 is the switching valve structural representation.
Fig. 4 is the view of installing and using of the present invention.
The specific embodiment
The following example is to further explanation of the present invention and explanation, and the present invention is not constituted any limitation.
Spray head in spray-painting device of the present invention presses black cleaning systems to be made of a negative pressure device 10 and a pressure ink cleaning device 20, and they all are connected with print cartridge 30 by pipeline 50, and print cartridge bottom one side is connected with ink-spraying-head 40.Fig. 1 shows the detailed structure of this system, as shown, negative pressure device 10 is for overcoming the deadweight of the printing ink in the print cartridge, in case its gravity flow is provided with, it comprises negative pressure generator 11, negative pressure buffer 12, band pressure indicated pressure switch 13 and accurate voltage regulating valve 14, wherein negative pressure generator 11 is selected the commercially available prod for use, end takes place and 51 is connected with accurate voltage regulating valve 14 by the road in its negative pressure, the accurate voltage regulating valve is selected the commercially available prod for use, it is connected in the place, compressed air inlet, and negative pressure generator is by this accurate voltage regulating valve regulation vacuum magnitude.Negative pressure buffer 12 is connected in the output of negative pressure generator 11 by pipeline 52, is used for the negative pressure that is taken place is cushioned, and is connected with band pressure indicated pressure switch 13 on the negative pressure buffer, is used to indicate the size of negative pressure, and can sets alarm pressure.The negative pressure buffer by the road 52 with press being connected the black preliminary election magnetic valve 21 of a plurality of pressures, pressing the pipeline 53 of black magnetic valve 22 to connect of ink cleaning device, 52,53 of pipelines are connected by tee pipe coupling 15.Negative pressure device is connected to top in the print cartridge 30 through being connected in the pipeline 54 of pressing black preliminary election magnetic valve and pressing black magnetic valve output.Ink jet printer is when normal the use, and the negative pressure that produces by described negative pressure device can be reached balance with the deadweight of printing ink in the print cartridge of shower nozzle top, can prevent that therefore printing ink from leaning on itself deadweight to produce gravity flow.Described pressure ink cleaning device 20 comprises that the black preliminary election magnetic valve of a plurality of pressures 21, one press black magnetic valve 22, choke valve 23, a plurality of switching valve 24 and an accurate voltage regulating valve 14, and magnetic valve, choke valve and accurate voltage regulating valve all can be selected suitable commercially available prod for use.As shown in Figure 1, the black preliminary election magnetic valve of a plurality of pressures 21, one are pressed black magnetic valve 22 and choke valve 23 each are connected on the pipeline 53 by a tee pipe coupling 15, and its circuit connects as shown in Figure 2, and they are connected in parallel on the 24V direct current supply line.The black preliminary election magnetic valve of a plurality of pressures inserts top in a plurality of print cartridges 30 by pipeline 54 respectively, will introduce top in the print cartridge 30 through the compressed air after the accurate voltage regulating valve regulation, and printing ink is pressed to shower nozzle.Press black magnetic valve 22 and choke valve 23 and press black preliminary election magnetic valve and connect, be used for pressing black preliminary election magnetic valve to control.Press black magnetic valve to be connected with accurate voltage regulating valve 14, be used for compressed air is introduced the pressure ink cleaning device by pipeline 55.Each is pressed black preliminary election magnetic valve 21 and presses black magnetic valve 22 to be equipped with two passages of PA, PB, can switch to negative pressure state and malleation clean conditions respectively, and pressing black magnetic valve to be connected with gauge tap 25,26, be used for connecting respectively and press black magnetic valve and press black preliminary election magnetic valve with pressing on the black preliminary election magnetic valve.For making shower nozzle when seriously stopping up, still can dredge, between the outlet of each print cartridge 30 and shower nozzle 40, respectively be provided with a switching valve 24, this switching valve structure as shown in Figure 3, it is made of valve body 241 and spool 242, it is located between the outlet and shower nozzle 40 of each print cartridge 30, wherein valve body and print cartridge are connected as a single entity, its both sides are respectively equipped with ink entrance 2411 and cleaning solution inlet 2412, in the rotatable valve body of packing in spool bottom, top is then stretched out outside the valve body, it is corresponding to be provided with inlet and ink entrance and cleaning solution inlet in the spool, go out mouth down L shaped passage 2421.This spool is rotatable, can make its inlet enter the mouth 2412 facing to the ink entrance 2411 and the cleaning solution of valve body respectively by the top rotary spool, to switch to ink supply or clean conditions respectively.
Of the present inventionly install and use state as shown in Figure 4, among Fig. 4, print cartridge 30 and the shower nozzle 40 that is attached thereto, negative pressure generator 11, negative pressure buffer 12, press black preliminary election magnetic valve 21, press black magnetic valve 22 all to be connected in, be contained in guide rail 62 on the brace summer, be contained on the guide assembly 60 that the guide rail slide block 63 on the guide rail constitutes by guide supporting beam 61, can be reciprocating with the guide rail slide block.
Operation principle of the present invention can be understood in conjunction with Fig. 1, and when certain shower nozzle stopped up, (C, M, Y, K connected power supply, make it switch to passage P-B by passage P-A at first will to press black preliminary election magnetic valve; By pressing down black magnetic valve 22 switches, make its passage P-B conducting again; At this moment, the compressed air that is entered by accurate voltage regulating valve 14 is adjusted to required flow through choke valve 23, and P-B passage through pressing black preliminary election magnetic valve and pipeline 54 enter print cartridge 30 then, and printing ink is compressed the pressure of air and presses China ink to shower nozzle, makes the shower nozzle mediation.After cleaning is finished, disconnect earlier and press black magnetic valve, disconnect again and press black preliminary election magnetic valve, recover normal ink supply.
If shower nozzle stops up serious, still can not dredge through pressing China ink to handle, then switching valve valve body Rotate 180 degree can be made the ink entrance of switching valve valve body point to filter washing water inlet 41, and injects cleaning fluid from the filter washing water inlet, wash liquid stream is cleaned up it through shower nozzle.
Claims (5)
1, a kind of spray head in spray-painting device is pressed black cleaning systems, it is characterized in that, this system prevents that by one the negative pressure device (10) of printing ink gravity flow and the pressure ink cleaning device (20) from constituting, wherein, negative pressure device (10) by the road with the pressure China ink preliminary election magnetic valve (21) of pressing ink cleaning device, press black magnetic valve (22) to be connected, and through pressing black preliminary election magnetic valve and pressing above black magnetic valve is connected in the print cartridge (30); Press an end of ink cleaning device (20) to be connected with compressed air inlet (40) by the road, the other end is connected to top in the print cartridge (30) by the road.
2, spray head in spray-painting device according to claim 1 is pressed black cleaning systems, it is characterized in that, described negative pressure device (10) comprises negative pressure generator (11), negative pressure buffer (12), band pressure indicated pressure switch (13) and accurate voltage regulating valve (14), wherein negative pressure buffer (12) is connected in the output of negative pressure generator (11), be connected with band pressure indicated pressure switch (13) on the negative pressure buffer, negative pressure generator also is connected with accurate voltage regulating valve (14).
3, spray head in spray-painting device according to claim 1 is pressed black cleaning systems, it is characterized in that, described pressure ink cleaning device (20) comprises the black preliminary election magnetic valves of a plurality of pressures (21), pressure black magnetic valve (22), a choke valve (23), a plurality of switching valve (24) and an accurate voltage regulating valve (14), the black preliminary election magnetic valve of wherein a plurality of pressures is respectively with a plurality of print cartridges (30) and press black magnetic valve (22), choke valve (23) and negative pressure device (10) to be connected, and presses black magnetic valve to be connected with accurate voltage regulating valve (14) by pipeline; Described switching valve (24) is made of valve body (241) and spool (242), it is located between the outlet and shower nozzle (40) of each print cartridge (30), wherein valve body and print cartridge are connected as a single entity, its both sides are respectively equipped with ink entrance (2411) and cleaning solution inlet (2412), in the rotatable valve body of packing in spool bottom, it is corresponding with ink entrance and cleaning solution inlet to be provided with inlet in the spool, go out mouth down L shaped passage (2421), rotary spool can make its inlet respectively facing to the ink entrance (2411) of valve body and cleaning solution enter the mouth (2412).
4, spray head in spray-painting device according to claim 3 is pressed black cleaning systems, it is characterized in that, each is pressed black preliminary election magnetic valve (21) and presses black magnetic valve (22) to be equipped with two passages of PA, PB, and presses black magnetic valve to be connected with gauge tap (25), (26) with pressing on the black preliminary election magnetic valve.
5, spray head in spray-painting device according to claim 4 is pressed black cleaning systems, it is characterized in that, black preliminary election magnetic valves of a plurality of pressures (21) and press black magnetic valve (22) to be connected in parallel on the power line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03139796 CN1201935C (en) | 2003-07-09 | 2003-07-09 | Spray drewing machine nozzle ink pressing and cleaning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03139796 CN1201935C (en) | 2003-07-09 | 2003-07-09 | Spray drewing machine nozzle ink pressing and cleaning system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1478657A CN1478657A (en) | 2004-03-03 |
| CN1201935C true CN1201935C (en) | 2005-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03139796 Expired - Fee Related CN1201935C (en) | 2003-07-09 | 2003-07-09 | Spray drewing machine nozzle ink pressing and cleaning system |
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| Country | Link |
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| CN (1) | CN1201935C (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101954792A (en) * | 2010-08-27 | 2011-01-26 | 陈亿善 | Electromagnetic type negative-voltage stabilization controller for supplying ink for inkjet printer |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI327111B (en) | 2007-04-20 | 2010-07-11 | Hon Hai Prec Ind Co Ltd | Apparatus for adjusting negative pressure of ink tank and ink-supplying system |
| CN101323210B (en) * | 2007-06-14 | 2010-09-29 | 鸿富锦精密工业（深圳）有限公司 | Ink cartridge negative pressure control device and ink supply system using the same |
| CN101249750A (en) * | 2008-03-24 | 2008-08-27 | 北大方正集团有限公司 | Method and device for controlling clean-pressure of ink-jet printer |
| CN103625119B (en) * | 2009-01-14 | 2016-05-18 | 株式会社御牧工程 | The pressure regulator valve that ink-jet printer is used |
| US8393696B2 (en) * | 2009-12-07 | 2013-03-12 | Xerox Corporation | Method and device for controlling the mass of an ink droplet |
| CN101786380B (en) * | 2010-02-28 | 2011-12-21 | 詹洪明 | Electromagetic positive and negative pressure generator for ink supply system of ink-jet printer |
| CN102501607A (en) * | 2011-10-12 | 2012-06-20 | 江苏锐毕利实业有限公司 | Spray printing ink-supply system as well as spray printing head extrusion cleaning method and device |
| DE102017205273A1 (en) * | 2017-03-29 | 2018-10-04 | Heidelberger Druckmaschinen Ag | Device for inkjet printing |
| CN111016438A (en) * | 2019-05-23 | 2020-04-17 | 深圳圣德京粤科技有限公司 | Digital jet printing color group cleaning device and method |
| CN112277471B (en) * | 2020-10-23 | 2021-10-29 | 无锡海博源包装科技有限公司 | Ink jet device with dredging function |
| CN113478975B (en) * | 2021-05-31 | 2022-07-22 | 北京中电元德科技有限责任公司 | Negative pressure module for ink-jet printer |
-
2003
- 2003-07-09 CN CN 03139796 patent/CN1201935C/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101954792A (en) * | 2010-08-27 | 2011-01-26 | 陈亿善 | Electromagnetic type negative-voltage stabilization controller for supplying ink for inkjet printer |
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| Publication number | Publication date |
|---|---|
| CN1478657A (en) | 2004-03-03 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shenzhen Mountain Digital Technology Co., Ltd. Assignor: Chen Yishan Contract fulfillment period: 2009.11.25 to 2019.11.25 contract change Contract record no.: 2009440001844 Denomination of invention: Spray drewing machine nozzle ink pressing and cleaning system Granted publication date: 20050518 License type: Exclusive license Record date: 20091130 |
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| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.11.25 TO 2019.11.25; CHANGE OF CONTRACT Name of requester: SHENZHEN CITY YISHAN DIGITAL SCIENCE AND TECHNOLOG Effective date: 20091130 |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050518 Termination date: 20120709 |