CN207088743U - A kind of ink circulation device suitable for ink-jet apparatus - Google Patents
A kind of ink circulation device suitable for ink-jet apparatus Download PDFInfo
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- CN207088743U CN207088743U CN201721034981.7U CN201721034981U CN207088743U CN 207088743 U CN207088743 U CN 207088743U CN 201721034981 U CN201721034981 U CN 201721034981U CN 207088743 U CN207088743 U CN 207088743U
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- ink
- bottle
- negative pressure
- pump
- shower nozzle
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Abstract
It the utility model is related to ink-jet apparatus technical field, and in particular to a kind of ink circulation device suitable for ink-jet apparatus.A kind of ink circulation device suitable for ink-jet apparatus, including shower nozzle and ink-suuplying pump, the input/output terminal of ink-suuplying pump connects main black bottle and shower nozzle respectively, including ink circulation device, its by recirculation ink bottle, recirculation ink pump group into, the input of recirculation ink bottle, output end connect shower nozzle and circulation pump respectively, and the output end for circulating pump connects main black bottle, and the input of shower nozzle connects ink-suuplying pump via secondary black bottle；The air-path interface of secondary black bottle is connected to produce the lower negative pressure device for meeting shower nozzle head duty pressure, the air-path interface of recirculation ink bottle is connected to produce the high negative pressure device of the negative pressure of the power of ink supply water circulation, and pressure caused by lower negative pressure device is more than pressure caused by high negative pressure device.The utility model is in the case where meeting nozzle printing working condition, the real-time quantization adjustment of ink circulation flow, can meet the requirement of various different internal circulating load shower nozzles.
Description
Technical field
It the utility model is related to ink-jet apparatus technical field, and in particular to a kind of ink circulation suitable for ink-jet apparatus fills
Put.
Background technology
Ink-jet printing technology is developed so far, and all kinds of shower nozzles in early stage equipment use independent ink supply circuit design substantially.With
The development of manufacturing technology, be have developed to make shower nozzle be in more preferably working condition, equipment manufacturers in addition to ink supply pipeline
Also there is the nozzle structure of auxiliary ink circulation, for carrying out reclaiming Posterior circle again to unnecessary ink while shower nozzle works
Utilize, so as to improve ink-jet efficiency.But the circulation line design in traditional structure is more coarse, it is impossible to ensures that shower nozzle is original
Ink supply is complete with extruding cleaning function, can not ensure the circular flow needed for all kinds of shower nozzles, that is, residual ink is reclaimed and circulated
The shower nozzle operation that is continued with supplying of underfed, or even have impact on the pressure at shower nozzle because the flow velocity for the ink that flows back is unstable
Force value causes spray printing Quality Down.
Utility model content
The technical problems to be solved in the utility model is to be directed to above-mentioned the deficiencies in the prior art, there is provided one kind is applied to ink-jet
The ink circulation device of equipment.
The utility model realizes that the technical scheme of above-mentioned purpose is：A kind of ink circulation device suitable for ink-jet apparatus,
Including the shower nozzle and ink-suuplying pump for air brushing, the ink input connection of the ink output end connection shower nozzle, ink-suuplying pump of ink-suuplying pump
For storing the main black bottle of ink, ink-suuplying pump supplies shower nozzle progress air brushing operation after ink is extracted from main black bottle, and its feature exists
In, an including ink circulation device, residual ink during for working the shower nozzle sent back to after reclaiming main black bottle carry out again it is sharp
With the ink circulation device is by recirculation ink bottle, recirculation ink pump group into the ink input connection shower nozzle of the recirculation ink bottle
Ink output end, the ink input of the ink output end connection circulation pump of the recirculation ink bottle, the circulation pump
Ink output end connect the main black bottle, the ink input of the shower nozzle connects the ink of the ink-suuplying pump via a secondary black bottle
Water output end；
The air-path interface of the black bottle of pair connects a lower negative pressure device, and the lower negative pressure device meets shower nozzle water for generation
The negative pressure of header value, wherein, the head value of shower nozzle refers to specified hydraulic pressure during shower nozzle normal work；
The air-path interface of the recirculation ink bottle connects a high negative pressure device, and the high negative pressure device follows for producing ink supply water
The negative pressure of the power of ring；
Pressure caused by the lower negative pressure device is more than pressure caused by the high negative pressure device.
In the utility model, ink is delivered to secondary black bottle and re-supplied after being pumped out via main black bottle by ink supply is sprayed to shower nozzle
Operation is painted, the residual ink in shower nozzle operation is sent to main black bottle via recirculation ink bottle in the presence of pump is circulated and recycled, and leads to
Cross and set the negative pressure devices of two offer negative pressure to establish the fluid dynamic equilibrium of ink supply pipeline and circulation line, due to liquid from
Higher-pressure side flows to lower pressure side, therefore is used for providing the sprinkler pressure of its work enough to shower nozzle by lower negative pressure device
The relatively lower negative pressure of value, it is used for ensuring providing the high negative of circulation power in circulation line by high negative pressure device, so that secondary
The pressure of black bottle side is higher than the pressure of recirculation ink bottle side, it is ensured that the ink supply of shower nozzle and the circulation and stress of residual ink.Actual setting
When, there is provided the pressure setting of the high negative pressure device of pressure value is less than the lower negative pressure dress for providing pressure value at high pressure at low-pressure
Caused pressure is put, both differences determine the internal circulating load of ink, and, the pressure setting of lower negative pressure device need to preferentially meet to spray
Head duty pressure during head work is control premise.
The lower negative pressure device is made up of the air pump and a three-way magnetic valve of an offer malleation, the input of the air pump
End connects external air source by an air cleaner, and the output end of the air pump connects the normal-closed end of the three-way magnetic valve,
The normally opened end connection one of the three-way magnetic valve provides the outside lower negative pressure source of negative pressure, the common port connection of the three-way magnetic valve
The air-path interface of the black bottle of pair, so that lower negative pressure device has the cleaning function to shower nozzle, when needing cleaning sprayer, supply
Pump is shut down, at the same three-way magnetic valve obtain it is electric after normally opened end close, normal-closed end is opened, and builds the gas from external air source to shower nozzle
Road, extraneous air is pressed into by secondary black bottle by air pump, so that there is the ink of secondary black bottle enough pressure shower nozzle is carried out
Cleaning.
An ink filter is provided between the black bottle of pair and the shower nozzle.
The high negative pressure device includes one or two three-way electromagnetic valve, and the output end of two three-way electromagnetic valve connects the recirculation ink bottle
Air-path interface, the outside high negative pressure source of input connection of two three-way electromagnetic valve.
A safety flack is provided between two three-way electromagnetic valve and the outside high negative pressure source, for collecting because of loine pressure not
Circulation ink is caused to pour in down a chimney and backflow out of the ink of two three-way electromagnetic valve inputs.
An ink sac is provided between the shower nozzle and the recirculation ink bottle, is adjusted for a certain amount of ink of interim storage with this
Loine pressure, ink surge caused by the setting of ink sac is effectively absorbed when positive/negative-pressure switches.
Filter assemblies are provided with the ink sac, for filtering out impurity for the ink of circulating collection.The filter assemblies are preferred
Using screen pack.
An ink regulating valve for being used to adjust the ink flow rate for flowing to ink sac, ink are provided between the ink sac and the shower nozzle
Water regulating valve is used for the difference for adjusting color inks flow.Generally need to use the chromatic ink of K, C, M, Y tetra- in air brushing, but it is assorted
Ink difference of specific gravity caused by the difference of processing formula, under identical height subnormal ambient, the different ink of proportion can cause
Flow, make the head value of shower nozzle not it is same ideally, by setting ink of the ink regulating valve to each color
Carry out Flow-rate adjustment, the difference reduced between it, so that the head value of shower nozzle is in normal working condition.
The ink regulating valve is the manual flow control valve for adjusting flow.
A mistake for being used to filter impurities in the ink in main black bottle is provided between the ink-suuplying pump and the black bottle of pair
Filter device.
The filter uses syringe-type ink filter, and the syringe-type ink filter, which is used to filter, carrys out autonomous ink
Ink in bottle, after ink dispatches from the factory, because the reason for shipping storage has the sediment of larger particles, by setting syringe-type ink
Filter can effectively prevent bulky grain debris from being resulted in blockage to spray nozzle, and the secondary black bottle not caused by filtering is paid the utmost attention to during filtering
Reduce to the quantity of ink between shower nozzle, therefore prior to setting the syringe-type ink filter before the ink filter.
One first check valve is provided between the filter and the black bottle of pair, for prevent secondary black bottle and secondary black bottle and
Ink between ink-suuplying pump in pipeline is back to ink-suuplying pump, and the setting direction of first check valve is that ink-suuplying pump is to secondary black bottle
Path, it is on the contrary then end.
One second check valve is provided between the circulation pump and the recirculation ink bottle, for preventing loine pressure inequality from leading
The ink backflow of cause, the ink for avoiding circulating in pump are flowed backward in recirculation ink bottle, and the setting direction of second check valve is
Recirculation ink bottle to circulation pump be path, it is on the contrary then block.
It is using beneficial effect caused by above-mentioned technical proposal：The utility model is meeting nozzle printing working condition
Under, the real-time quantization of ink circulation flow adjusts, and can meet the requirement of various different internal circulating load shower nozzles.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of open embodiment of the present utility model, below to open embodiment or phase
The required accompanying drawing used is briefly described in the technology description of pass, it should be apparent that, following accompanying drawings only relate to the one of the disclosure
A little embodiments, not to the limitation of the disclosure.
Fig. 1 is structural representation of the present utility model.
Embodiment
It is new to this practicality below in conjunction with accompanying drawing to make the purpose of this utility model, technical scheme and advantage clearer
The technical scheme of type is clearly and completely illustrated.It will be apparent that following embodiments only belong to a part of the present utility model
Embodiment, whole embodiments not of the present utility model.Based on following embodiments of the present utility model, ordinary skill
The every other embodiment that personnel are obtained on the premise of without creative work, belong to the model of the utility model protection
Enclose.
Unless otherwise defined, technical term used in the disclosure or scientific terminology should be belonging to the utility model and led
The ordinary meaning that the personage with general technical ability is understood in domain.The utility model patent application specification and claims
Middle " first " used, " second " and similar word are not offered as any order, quantity or importance, are used only as distinguishing
Different parts.Likewise, the similar term such as "one" or " one " does not indicate that quantity limits yet, but represent exist extremely
It is few one." connection " either the similar term such as " connected " is not limited to physics or mechanical connection, but can include
Electrical connection, no matter its be connected as it is direct or indirect.
Reference picture 1, a kind of ink circulation device suitable for ink-jet apparatus, including shower nozzle 1, ink-suuplying pump 21, circulation pump
22nd, main black bottle 31, secondary black bottle 32, recirculation ink bottle 33.The ink input of ink-suuplying pump 21 connects main black bottle 31.The ink of ink-suuplying pump 21
Water output end is provided with from ink-suuplying pump 21 between the two by the ink input of the auxiliary connection ink bottle 32 of syringe-type ink filter 61
To the check valve 71 that secondary black bottle 32 is path.The ink output end of secondary black bottle 32 connects the ink of shower nozzle 1 by ink filter 62
Water input.The ink output end of shower nozzle 1 connects the ink input of recirculation ink bottle 33 by ink sac 60.It was provided with ink sac 6
Component is filtered, for filtering out impurity for the ink of circulating collection.Filter assemblies preferably use screen pack.Ink sac 60 and shower nozzle 1 it
Between be provided with ink regulating valve 4, for adjust flow into ink sac circulation ink flowrate.
The ink output end of recirculation ink bottle 33 connects the ink input of circulation pump 22 by check valve 72, circulates pump
22 ink output end connects the ink input of main black bottle 31.
Secondary black bottle 32 is additionally provided with an air-path interface for being used to connect external air source 9, its gas in addition to ink input and output side
Road interface connection one is used for the lower negative pressure device for producing negative pressure, lower negative pressure device by offer malleation air pump 23 and threeway electromagnetism
Valve 51 forms.The input of air pump 23 connects external air source 9 by air cleaner 63.Three-way magnetic valve includes normal-closed end
NC, normally opened end NO and common port COM, the normal-closed end NC of the output end connection three-way magnetic valve 51 of air pump 23, three-way magnetic valve
51 normally opened end NO connections one provide the outside lower negative pressure source 81 of negative pressure, the common port COM auxiliary connection ink bottles of three-way magnetic valve 61
32 air-path interface, so that lower negative pressure device has the cleaning function to shower nozzle 1, when needing cleaning sprayer, ink-suuplying pump 21
Shut down, at the same three-way magnetic valve 51 it is electric after normally opened end NO close, normal-closed end NC is opened, and is built from external air source 9 to shower nozzle 1
Gas circuit, extraneous air is pressed into by secondary black bottle 32 by air pump 23, so that the ink of secondary black bottle 32 has enough pressure pair
Shower nozzle 1 is cleaned.Conversely, when normally opened end NO is opened, normal-closed end NC is closed, then outside lower negative pressure source 81 is constructed to secondary ink
The gas circuit of bottle 32, so that shower nozzle 1 obtains the negative pressure of its enough work.In other words, the purpose of the setting of lower negative pressure device it
Meet the negative pressure of shower nozzle head value first, producing, wherein, the head value of shower nozzle refers to specified hydraulic pressure during shower nozzle normal work.
Recirculation ink bottle 33 also is provided with an air-path interface in addition to ink input and output side, and its air-path interface connection one produces
The high negative pressure device of negative pressure, negative pressure caused by lower negative pressure device is coordinated to be followed to build ink by negative pressure caused by high negative pressure device
The circulation on endless tube road, produce the negative pressure of the power of ink supply water circulation.Wherein, pressure caused by lower negative pressure device fills more than high negative pressure
Caused pressure is put, so that the pressure of the secondary black side of bottle 32 is higher than the pressure of the side of recirculation ink bottle 33, makes liquid from higher pressure
Power effluent is to lower pressure side.During actual setting, there is provided the pressure setting of the high negative pressure device of pressure value is less than at low-pressure
Pressure, both differences determine the internal circulating load of ink caused by the lower negative pressure device of pressure value at offer high pressure, and low
The pressure of negative pressure device set need to preferentially meet shower nozzle work when head duty pressure for control premise.
High negative pressure device includes two three-way electromagnetic valves 52, and it has input IN and output end OUT, and output end OUT connections follow
Air-path interface, the input IN of ring ink bottle 33 connect outside high negative pressure source 82 by safety flack 34.After safety flack 34 is set, it can use
In collection because loine pressure inequality causes to circulate the ink for the input that two three-way electromagnetic valves 52 are backflowed out of ink pours in down a chimney.Equally
, ink is also possible to prevent by the setting of the first check valve 71 and the second check valve 72 and pours in down a chimney backflow.
Above-described embodiment is a kind of preferred embodiment only to illustrate technical concepts and features of the present utility model, its mesh
Be to make skilled in the art realises that content of the present utility model and be carried out accordingly, this practicality can not be limited with this
New protection domain.All equivalent transformations made according to Spirit Essence of the present utility model or modification, should all cover in this reality
Within new protection domain.
Claims (10)
1. a kind of ink circulation device suitable for ink-jet apparatus, including shower nozzle and ink-suuplying pump for air brushing, the ink of ink-suuplying pump
Water output end connection shower nozzle, the ink input of ink-suuplying pump are connected to store the main black bottle of ink, and ink-suuplying pump is from main black bottle
Shower nozzle progress air brushing operation is supplied after extracting ink, it is characterised in that residual ink when being used to work to the shower nozzle including one is entered
The ink circulation device that main black bottle is recycled is sent back to after row recovery, and the ink circulation device is by recirculation ink bottle, recirculation ink
Pump group is into the ink input of the recirculation ink bottle connects the ink output end of shower nozzle, the ink output end of the recirculation ink bottle
The ink input of the circulation pump is connected, the ink output end of the circulation pump connects the main black bottle, the shower nozzle
Ink input the ink output end of the ink-suuplying pump is connected via a secondary black bottle；
The air-path interface connection one of the black bottle of pair is used for the lower negative pressure device for producing the negative pressure for meeting shower nozzle head value, described to follow
The air-path interface connection one of ring ink bottle is used for the high negative pressure device for producing the negative pressure of the power of ink supply water circulation, the lower negative pressure dress
Pressure caused by putting is more than pressure caused by the high negative pressure device.
2. a kind of ink circulation device suitable for ink-jet apparatus according to claim 1, it is characterised in that described low negative
Pressure device is made up of the air pump and a three-way magnetic valve of an offer malleation, and the input of the air pump passes through an air filtration
Device connects external air source, and the output end of the air pump connects the normal-closed end of the three-way magnetic valve, the three-way magnetic valve
Normally opened end connection one provides the outside lower negative pressure source of negative pressure, and the common port of the three-way magnetic valve connects the gas circuit of the black bottle of pair
Interface.
A kind of 3. ink circulation device suitable for ink-jet apparatus according to claim 2, it is characterised in that the secondary ink
An ink filter is provided between bottle and the shower nozzle.
4. a kind of ink circulation device suitable for ink-jet apparatus according to claim 3, it is characterised in that described high negative
Pressure device includes one or two three-way electromagnetic valve, and the output end of two three-way electromagnetic valve connects the air-path interface of the recirculation ink bottle, described
The outside high negative pressure source of input connection of two three-way electromagnetic valves.
5. a kind of ink circulation device suitable for ink-jet apparatus according to claim 4, it is characterised in that described two is logical
One is provided between magnetic valve and the outside high negative pressure source to be used to collect because loine pressure inequality causes circulation ink to pour in down a chimney and falls
Flow out the safety flack of the ink of two three-way electromagnetic valve inputs.
6. a kind of ink circulation device suitable for ink-jet apparatus according to any one of claim 1 to 5, its feature exist
In adjusting loine pressure for a certain amount of ink of interim storage with this provided with one between the shower nozzle and the recirculation ink bottle
Ink sac, interior be provided with of the ink sac are used to filter deimpurity filter assemblies for the ink of circulating collection.
A kind of 7. ink circulation device suitable for ink-jet apparatus according to claim 6, it is characterised in that the ink sac
An ink regulating valve for being used to adjust the ink flow rate for flowing to ink sac is provided between the shower nozzle.
A kind of 8. ink circulation device suitable for ink-jet apparatus according to claim 7, it is characterised in that the ink supply
A filter for being used to filter impurities in the ink in main black bottle, the filtering dress are provided between pump and the black bottle of pair
Put and use syringe-type ink filter.
A kind of 9. ink circulation device suitable for ink-jet apparatus according to claim 8, it is characterised in that the filtering
One is provided between device and the black bottle of pair to be used to prevent the ink between secondary black bottle and secondary black bottle and ink-suuplying pump in pipeline from flowing back
To the first check valve of ink-suuplying pump, the setting direction of first check valve be ink-suuplying pump to secondary black bottle be path, it is on the contrary then cut
Only.
10. a kind of ink circulation device suitable for ink-jet apparatus according to claim 9, it is characterised in that described to follow
One is provided between ring pump and the recirculation ink bottle and is used for the second check valve that ink caused by preventing loine pressure inequality flows back,
The setting direction of second check valve be recirculation ink bottle to circulation pump be path, it is on the contrary then block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721034981.7U CN207088743U (en) | 2017-08-17 | 2017-08-17 | A kind of ink circulation device suitable for ink-jet apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721034981.7U CN207088743U (en) | 2017-08-17 | 2017-08-17 | A kind of ink circulation device suitable for ink-jet apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207088743U true CN207088743U (en) | 2018-03-13 |
Family
ID=61541670
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721034981.7U Expired - Fee Related CN207088743U (en) | 2017-08-17 | 2017-08-17 | A kind of ink circulation device suitable for ink-jet apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207088743U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110978798A (en) * | 2019-12-23 | 2020-04-10 | 南通东川数码科技有限公司 | Stable positive and negative pressure circulating system of printer head is printed to digit |
| CN110978799A (en) * | 2019-12-23 | 2020-04-10 | 南通东川数码科技有限公司 | Be applied to stable two negative pressure circulation systems of beating of printer head of digital printing |
-
2017
- 2017-08-17 CN CN201721034981.7U patent/CN207088743U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110978798A (en) * | 2019-12-23 | 2020-04-10 | 南通东川数码科技有限公司 | Stable positive and negative pressure circulating system of printer head is printed to digit |
| CN110978799A (en) * | 2019-12-23 | 2020-04-10 | 南通东川数码科技有限公司 | Be applied to stable two negative pressure circulation systems of beating of printer head of digital printing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180313 Termination date: 20200817 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |