CN101117055A - Apparatus and method for providing ink - Google Patents
Apparatus and method for providing ink Download PDFInfo
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- CN101117055A CN101117055A CNA2007101217010A CN200710121701A CN101117055A CN 101117055 A CN101117055 A CN 101117055A CN A2007101217010 A CNA2007101217010 A CN A2007101217010A CN 200710121701 A CN200710121701 A CN 200710121701A CN 101117055 A CN101117055 A CN 101117055A
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- print cartridge
- ink
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- buffering
- cartridges
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- 238000000034 method Methods 0.000 title claims abstract description 42
- 238000007639 printing Methods 0.000 claims abstract description 12
- 230000003139 buffering effect Effects 0.000 claims description 126
- 230000001105 regulatory effect Effects 0.000 claims description 19
- 230000001502 supplementing effect Effects 0.000 abstract 1
- 239000000976 ink Substances 0.000 description 150
- 239000007788 liquid Substances 0.000 description 14
- 238000004140 cleaning Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000000356 contaminant Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000007641 inkjet printing Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
- 230000003828 downregulation Effects 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000012163 sequencing technique Methods 0.000 description 1
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Abstract
The present invention discloses an ink supplying device, comprising a main print cartridge and a minor print cartridge, wherein a buffer print cartridge is arranged between the main print cartridge and the minor print cartridge; the atmospheric pressure in the buffer print cartridge is kept as a first set value; when the ink amount in the minor print cartridge is less than the first threshold value, the ink received from the main print cartridge is supplied to the minor print cartridge. Through the present invention, the flow rate control of the ink supplied to the minor print cartridge is well realized, and the relative stable negative pressure of the minor print cartridge to the nozzle of printing equipments is guaranteed in ink supplementing process. The present invention also discloses a method of supplying ink.
Description
Technical field
The present invention relates to a kind of PRN device, relate in particular to the apparatus and method that a kind of PRN device ink inside is supplied with.
Background technology
Supplying with ink to the shower nozzle of ink jet printing device, is an important step in the ink jet printing process, whether can stably supply with ink to shower nozzle, and the negative pressure that needs when keeping shower nozzle to print, and the effect of printing is had a direct impact.
Existing method to shower nozzle supply ink mainly contains following two kinds:
1, realizes the shower nozzle providing ink according to siphon principle, abbreviate the gravity ink supply as.For example application number is the patent application of 200510068502.9 " ink-feeding device in the ink-jet recording apparatus ", ink supply and ink supply when initially filling when it is ink supply when regulating position between print cartridge and the shower nozzle and realize printing, cleaning.The defective of this method is: because the control of ink supply point and the viscosity of ink are had bigger relation, therefore the difficulty of control is big, and last China ink is difficult, and print cartridge also needs often to move.
2, on print cartridge, connect pressure generator (as malleation generator and negative pressure generator), realize the shower nozzle providing ink is abbreviated as negative pressure ink supply by negative (just) pressure value of regulating this device generation.Print cartridge can be fixed on any position of shower nozzle top, and the ink supply point control is simple, and intuitive is strong, cuts down output by negative (just) that the negative pressure of generating apparatus output or malleation realize that shower nozzle is printed, cleaning and initial providing ink of filling.
The primary structure of negative pressure ink supply device as shown in Figure 1, it comprises main print cartridge, pump, filter, assistant print cartridges, negative (just) presses generator, liquid level sensor and shower nozzle.Assistant print cartridges is an airtight chamber, and the ink outlet directly links to each other with shower nozzle, and ink entry links to each other with main print cartridge by filter, pump, and air-path interface connects negative (just) and presses generator.Main print cartridge generally is positioned near the ground, and assistant print cartridges is fixed on the optional position of shower nozzle top, presses generator to provide by negative (just) and keeps the required negative pressure of shower nozzle operate as normal.In continuous print procedure, when the assistant print cartridges liquid level was low, liquid level sensor control pump started, by filter with the ink replenishing of main print cartridge in assistant print cartridges, after the liquid level of assistant print cartridges was normal, liquid level sensor control pump stopped, and guarantees the continuous spray printing of shower nozzle with this.
This negative pressure ink supply device is higher to the traffic requirement of pump, if the flow of pump is little, then is difficult to overcome the difference in height between main print cartridge and the assistant print cartridges, causes the ink in the main print cartridge in time not add in the assistant print cartridges, and influence is to the providing ink of shower nozzle; If the flow of pump is big, then replenish in the process of ink to assistant print cartridges at main print cartridge, the ink flowrate that enters assistant print cartridges is also big, assistant print cartridges gas inside volume changes bigger at short notice, press generator in time to respond and bear (just), cause the instability of negative pressure in the assistant print cartridges, thereby influence print quality.In addition, because different ink viscosity property differences, the difference in height in the different PRN devices between the major and minor print cartridge is also inequality, therefore, is difficult to choose suitable pump and is suitable for various situations.
Summary of the invention
The embodiment of the invention provides a kind of apparatus and method of providing ink, exists providing ink flow-control difficulty big to solve in the prior art, the problem that print quality is relatively poor.
A kind of device of providing ink comprises main print cartridge and assistant print cartridges, between main print cartridge and assistant print cartridges, be provided with the buffering print cartridge, air pressure in the described buffering print cartridge remains first setting value, at the quantity of ink of assistant print cartridges during less than first threshold, and the ink that provides autonomous print cartridge to receive to assistant print cartridges.
When described first setting value was atmospheric pressure, described buffering print cartridge communicated with atmospheric pressure.
Described device also comprises first pressure generator that links to each other with the buffering print cartridge, is used for regulating the pressure of described buffering print cartridge, makes the pressure in the described buffering print cartridge remain first setting value.
Described device also comprises second pressure generator that links to each other with assistant print cartridges, is used for regulating the pressure of described assistant print cartridges, makes the pressure in the described assistant print cartridges remain second setting value.
Also comprise the PRN device shower nozzle that links to each other with described assistant print cartridges, be used for utilizing the ink of described assistant print cartridges to carry out printing.
Described device also comprises:
Pump links to each other with main print cartridge, is used for exporting to described buffering print cartridge after the ink pressurization with described main print cartridge;
Described buffering print cartridge is used for receiving the ink of described pump output when the quantity of ink of preserving during less than second threshold value, when the quantity of ink of preserving is not less than the 3rd threshold value, stops to receive the ink of described pump output.
Described device also comprises:
Valve links to each other with described assistant print cartridges with described buffering print cartridge, is used to control described buffering print cartridge and supplies with ink to described assistant print cartridges.
Described buffering print cartridge and described assistant print cartridges link into an integrated entity.
A kind of method of providing ink, this method comprises:
Main print cartridge is supplied with ink to the buffering print cartridge, and the air pressure in the described buffering print cartridge remains first setting value;
When the quantity of ink in the assistant print cartridges during less than first threshold, described buffering print cartridge is supplied with ink to described assistant print cartridges.
Air pressure in the described buffering print cartridge remains first setting value, comprising:
When described first setting value when the atmospheric pressure, described buffering print cartridge communicated with atmospheric pressure to remain first and sets value; Or
Utilize first pressure generator to regulate pressure in the described buffering print cartridge, make the pressure in the described buffering print cartridge remain first setting value.
Described method also comprises:
Utilize second pressure generator to regulate pressure in the described assistant print cartridges, make the pressure in the described assistant print cartridges remain second setting value.
Described main print cartridge is supplied with ink to the buffering print cartridge, comprising:
When the quantity of ink in the described buffering print cartridge during less than second threshold value, main print cartridge is supplied with ink by pump to described buffering print cartridge;
When the quantity of ink in the described buffering print cartridge was not less than the 3rd threshold value, main print cartridge stopped to supply with ink to described buffering print cartridge.
It is to realize by Open valve that described buffering print cartridge is supplied with ink to described assistant print cartridges, when the quantity of ink in the assistant print cartridges is not less than the 4th threshold value, closes described valve, and described buffering print cartridge stops to supply with ink to described assistant print cartridges.
By regulating the difference in height between buffering print cartridge and the assistant print cartridges, control described buffering print cartridge is supplied with flow from ink to described assistant print cartridges.
By regulating the size of described first setting value, control described buffering print cartridge is supplied with flow from ink to described assistant print cartridges.
In embodiments of the present invention, by between assistant print cartridges and main print cartridge, increasing a buffering print cartridge with the maintenance constant voltage, when the quantity of ink in the assistant print cartridges during less than first threshold, the buffering print cartridge is supplied with the method for ink to assistant print cartridges, has realized assistant print cartridges is supplied with the flow-control of ink well.
Description of drawings
Fig. 1 is an apparatus structure schematic diagram of realizing negative pressure ink supply in the prior art;
Fig. 2 (a) and Fig. 2 (b) are the apparatus structure schematic diagram of realizing providing ink in the embodiment of the invention one;
Fig. 3 (a) and Fig. 3 (b) are the method step schematic flow sheet of realizing providing ink in the embodiment of the invention two.
The specific embodiment
Consider that main print cartridge is utilizing pump when assistant print cartridges is supplied with ink, the flow of pump is difficult to the problem of control, between main print cartridge and assistant print cartridges, be provided with a buffering print cartridge in the embodiment of the invention, owing to remain constant air pressure in the buffering print cartridge, and the negative pressure value of keep setting in the assistant print cartridges, so the embodiment of the invention has proposed to utilize pressure differential between valve, the gentle red ink box of position height difference and the assistant print cartridges to realize scheme to the flow-control of ink supplied.
Describe the present invention in detail below in conjunction with Figure of description.
Shown in Fig. 2 (a) and Fig. 2 (b), for realizing the apparatus structure schematic diagram of providing ink in the embodiment of the invention one, as can be seen from the figure, this device comprises: main print cartridge 11, buffering print cartridge 12 and assistant print cartridges 13, annexation between them is: main print cartridge 11 links to each other with buffering print cartridge 12, and the buffering print cartridge 12 that air pressure inside remains first setting value links to each other with assistant print cartridges 13 again.Main print cartridge 11 is providing ink sources, is used for supplying with ink to buffering print cartridge 12; Buffering print cartridge 12 is used for supplying with ink to assistant print cartridges 13; Assistant print cartridges 13 is used for receiving described buffering print cartridge 12 ink supplied when self quantity of ink during less than first threshold.
In the present embodiment, the air pressure of buffering print cartridge 12 maintenances self is that first setting value includes but not limited to following two kinds of situations:
1, if first setting value is atmospheric pressure, then can be with buffering print cartridge 12 and atmospheric pressure conducting.In the case, buffering print cartridge 12 links to each other with atmospheric pressure by air cleaner 21, and shown in Fig. 2 (a), this air cleaner 21 is used to filter the airborne impurity that enters buffering print cartridge 12, makes the ink that enters in the assistant print cartridges 13 reduce impurity as much as possible.
2, will cushion print cartridge 12 and link to each other with first pressure generator 22, shown in Fig. 2 (b), this first pressure generator 22 is used for regulating the pressure of buffering print cartridge 12, makes it to remain first setting value.In the present embodiment, described first setting value can be that malleation also can be a negative pressure, and therefore, first pressure generator 22 can be that the malleation generator also can be a negative pressure generator.
In order to keep the pressure in the assistant print cartridges 13 to remain second setting value, in the device of present embodiment, also comprise second pressure generator 23 that is connected with assistant print cartridges 13, this second pressure generator 23 is used for regulating the pressure of described assistant print cartridges, makes the pressure in the described assistant print cartridges remain second setting value.
The PRN device shower nozzle 24 that links to each other with assistant print cartridges 13 that comprises in the device is used for utilizing the ink of assistant print cartridges 13 to carry out printing, in order to make printing effect good, can keep the negative pressure in the assistant print cartridges 13 according to the requirement of PRN device, therefore, described second setting value is a negative pressure, and described second pressure generator 23 is negative pressure generators.
Link to each other with filter 26 by a manually-operated gate 25 between PRN device shower nozzle 24 and the assistant print cartridges 13.The black road between assistant print cartridges 13 and the PRN device shower nozzle 24 can be opened or cut off to manually-operated gate 25, when opening Mo Lushi, filter 26 with the contaminant filter in the ink after, PRN device shower nozzle 24 utilizes the ink after filtering to carry out printing.When cutting off Mo Lushi, can change or safeguard the operation of PRN device shower nozzle.The contaminant filter that filter 26 is used for entering the ink of PRN device shower nozzle 24 falls, and the nozzle of protection PRN device shower nozzle is not stopped up by impurity.
Also comprise pump 27 in the device, link to each other, be used for the ink pressurization back of main print cartridge 11 is supplied with to buffering print cartridge 12 with main print cartridge 11; Then cushion print cartridge 12 and be used for receiving the ink of pump 27 outputs, when the quantity of ink of preserving is not less than the 3rd threshold value, stop to receive the ink of pump 27 outputs when self quantity of ink during less than second threshold value.
Buffering print cartridge 12 is to judge the quantity of ink that self preserves by first liquid level sensor 28 that is positioned at wherein.
In order to guarantee that impurity is less in the ink, is connected a liquid filter 29 between pump 27 and the buffering print cartridge 12, be used for filtering to entering the ink that cushions print cartridge 12.
In the inside of assistant print cartridges 13 second liquid level sensor 31 can be set, whether the quantity of ink that is used for judging current assistant print cartridges 13 less than first threshold, or is not less than the 4th threshold value.
Can link to each other by valve 32 between buffering print cartridge 12 and the assistant print cartridges 13, when being used for the quantity of ink preserved when described assistant print cartridges 13 less than first threshold, opens on valve 32, when the quantity of ink of preserving in the assistant print cartridges 13 is not less than the 4th threshold value, close, promptly control described buffering print cartridge 12 and supply with ink to described assistant print cartridges 13.Corresponding, buffering print cartridge 12 is used for will supplying with ink to assistant print cartridges 13 when valve 32 is opened, and when valve 32 is closed, stops to supply with ink to described assistant print cartridges 13.
In the present embodiment, valve 32 includes but not limited to: break-make electromagnetic valve or automatically controlled flow valve.If automatically controlled flow valve, then valve 32 further can also be used to control the ink flowrate that the red ink box 12 of postponing enters assistant print cartridges 13, realizes the negative regulation in the assistant print cartridges 13 better.
On structure, can connect to one between buffering print cartridge 12 in the device and the assistant print cartridges 13.
The course of work of the device of providing ink is:
When first liquid level sensor 28 judged that quantity of ink in the buffering print cartridges 12 is less than second threshold value, then main print cartridge 11 was supplied with inks by pump 27 to buffering print cartridge 12, judges that until first liquid level sensor 28 quantity of ink in the buffering print cartridges 12 is not less than the 3rd threshold value.When second liquid level sensor 31 judged that quantity of ink in the assistant print cartridges 13 is less than first threshold, then valve 32 was opened, and buffering print cartridge 12 is supplied with inks to assistant print cartridges 13, and the quantity of ink in assistant print cartridges 13 is not less than the 4th threshold value.
Owing to keep constant air pressure in the buffering print cartridge 12, therefore can control the flow of the ink that enters assistant print cartridges 13 by the pressure differential between buffering print cartridge 12 and the assistant print cartridges 13, make second pressure generator 23 can regulate the pressure in the assistant print cartridges 13 preferably, make it to keep the negative pressure value set, make the printing effect of PRN device shower nozzle better.
The embodiment of the invention also provides a kind of embodiment of utilization one described device to realize the method for providing ink, shown in Fig. 3 (a) and Fig. 3 (b), for realizing the method step schematic flow sheet of providing ink in the embodiment of the invention two, as can be seen from the figure, this method comprises:
Step 301: judge quantity of ink in the assistant print cartridges whether less than first threshold or be not less than the 4th threshold value, when quantity of ink during less than first threshold, execution in step 302, when being not less than the 4th threshold value, then execution in step 303.
Ink in the assistant print cartridges is printed continuously for the PRN device shower nozzle and is provided, and therefore will keep quantity of ink between first threshold and the 4th threshold value, judges that the quantity of ink in the assistant print cartridges can be realized by the liquid level sensor in the assistant print cartridges.
When the quantity of ink in the assistant print cartridges is between first threshold and the 4th threshold value, continuous printing along with the PRN device shower nozzle, quantity of ink in the assistant print cartridges reduces, gas volume increases, at this moment, second pressure generator is regulated the pressure in the assistant print cartridges, keeps the negative pressure of pressure for setting in the assistant print cartridges, liquid level needed stable negative pressure in nozzle gulf when promptly the PRN device shower nozzle is normally printed.
Step 302: air pressure inside remains the buffering print cartridge of first setting value and supplies with ink to assistant print cartridges, and second pressure generator is regulated the pressure in the described assistant print cartridges, makes in the described assistant print cartridges and remains setting pressure.
Keeping the air pressure in the buffering print cartridge is that first method that sets value includes but not limited to:
When described first setting value when the atmospheric pressure, described buffering print cartridge communicated with atmospheric pressure to remain first and sets value; Or utilize first pressure generator to regulate pressure in the described buffering print cartridge, make the pressure in the described buffering print cartridge remain first setting value.
Open the valve between assistant print cartridges and the buffering print cartridge, the buffering print cartridge is supplied with ink to assistant print cartridges.
The buffering print cartridge needs the flow of ink is controlled in assistant print cartridges ink supply process, includes but not limited to following three kinds of modes:
1,, controls described buffering print cartridge is supplied with flow from ink to described assistant print cartridges by regulating the difference in height between buffering print cartridge and the assistant print cartridges.
2,, control described buffering print cartridge is supplied with flow from ink to described assistant print cartridges by regulating the size of first setting value.
3, control the flow of buffering print cartridge by valve, for example, realize flow-control by regulating automatically controlled flow valve to assistant print cartridges supply ink.
Certainly, also can utilize in the mode of above three kinds of flow-controls one or more to realize flow-control.
Control by the flow to the ink that enters assistant print cartridges, can make ink flowrate less, make the air pressure fluctuation in the assistant print cartridges less, second pressure generator can in time respond, and keeps in the assistant print cartridges air pressure relatively stable.
Step 303: the buffering print cartridge stops to supply with ink to assistant print cartridges.
When the quantity of ink in the assistant print cartridges is not less than the 4th threshold value, valve-off, the buffering print cartridge stops to supply with ink to described assistant print cartridges.
To step 303, the PRN device shower nozzle can utilize the ink in the described assistant print cartridges to carry out printing in step 301.
Step 301 to step 303 shown in Fig. 3 (a).
Step 304: judge quantity of ink in the buffering print cartridge whether less than second threshold value or be not less than the 3rd threshold value, when quantity of ink during less than second threshold value, execution in step 305, when being not less than the 3rd threshold value, then execution in step 306.
When the quantity of ink in the buffering print cartridge maintains between second threshold value and the 3rd threshold value, can normally supply with ink when needed to assistant print cartridges.
This deterministic process can be realized by first liquid level sensor in the buffering print cartridge.
Step 305: main print cartridge is supplied with ink by pump to the buffering print cartridge.
Supply with in the process of ink to assistant print cartridges at the buffering print cartridge, when being reduced to less than second threshold value, then starting pump and supply with ink to the buffering print cartridge as if the quantity of ink in the buffering print cartridge.
If the buffering print cartridge communicates with atmosphere, then ink is input to the buffering print cartridge as long as pump can overcome difference in height, needn't control the operating pressure of pump especially, and at main print cartridge in the process of buffering print cartridge ink supply, the buffering print cartridge also can be to the assistant print cartridges ink supply.
If the buffering print cartridge is to regulate self pressure by first pressure generator, then working as pump is input to ink in the process of buffering print cartridge, pressure in the buffering print cartridge changes, and first pressure generator is regulated pressure, just can be to the assistant print cartridges ink supply after pressure stability.
Step 306: main print cartridge stops to supply with ink to the buffering print cartridge.
When the quantity of ink in the described buffering print cartridge was not less than the 3rd threshold value, main print cartridge stopped to supply with ink to described buffering print cartridge.
Step 304 to step 306 shown in Fig. 3 (b).
In the present embodiment, can there be sequencing between step 301 and the step 304.
In the present embodiment, need initially fill the PRN device shower nozzle that is connected with assistant print cartridges when initial, this filling process comprises:
Start pump, main print cartridge is supplied with ink to the buffering print cartridge, when the quantity of ink in the buffering print cartridge is not less than the 3rd threshold values, stops to supply with.Start second pressure generator that links to each other with assistant print cartridges simultaneously, the negative pressure when regulating and keeping pressure in the assistant print cartridges and being PRN device shower nozzle operate as normal.Open the valve between buffering print cartridge and the assistant print cartridges, the buffering print cartridge is supplied with ink to assistant print cartridges, and when the quantity of ink in assistant print cartridges was not less than the 4th threshold values, valve-off stopped to supply with ink to assistant print cartridges, finishes the initial filling of PRN device shower nozzle.
PRN device shower nozzle cleaning process in the present embodiment is as follows:
Close the valve between assistant print cartridges and the buffering print cartridge, on second pressure generator, configure the malleation value that the PRN device shower nozzle cleans, second pressure generator applies malleation to assistant print cartridges, and under the effect of malleation, the ink in the assistant print cartridges begins to wash each nozzle of PRN device shower nozzle.When stopping malleation, second pressure generator switches back negative pressure, and spray nozzle no longer drips China ink, and PRN device shower nozzle cleaning process finishes.
When the pressure of maintenance self is atmospheric pressure if the buffering print cartridge communicates with atmosphere, apply in the process of malleation to assistant print cartridges at second pressure generator, even the quantity of ink in the assistant print cartridges is less than first threshold, the buffering print cartridge does not carry out providing ink to assistant print cartridges yet, after applying the end of malleation process, the buffering print cartridge could carry out providing ink to assistant print cartridges.If when being first setting value, then carry out aforesaid normal ink supply process by the pressure in first pressure generator adjusting buffering print cartridge.
In the process of cleaning the PRN device shower nozzle, the providing ink of buffering print cartridge is unrestricted, can start pump when needed, and main print cartridge is supplied with ink to the buffering print cartridge.
By the method and apparatus that the embodiment of the invention provided, realized flow well to the assistant print cartridges ink supplied, guaranteed that assistant print cartridges is relatively stable to the negative pressure of PRN device shower nozzle in the process of replenishing ink, make the print quality of PRN device shower nozzle better.
Obviously, those skilled in the art can carry out various changes and modification to the present invention and not break away from the spirit and scope of the present invention.Like this, if of the present invention these are revised and modification belongs within the scope of claim of the present invention and equivalent technologies thereof, then the present invention also is intended to comprise these changes and modification interior.
Claims (15)
1. the device of a providing ink, comprise main print cartridge and assistant print cartridges, it is characterized in that, between main print cartridge and assistant print cartridges, be provided with the buffering print cartridge, air pressure in the described buffering print cartridge remains first setting value, at the quantity of ink of assistant print cartridges during less than first threshold, and the ink that provides autonomous print cartridge to receive to assistant print cartridges.
2. device as claimed in claim 1 is characterized in that, when described first setting value was atmospheric pressure, described buffering print cartridge communicated with atmospheric pressure.
3. device as claimed in claim 1 is characterized in that, described device also comprises first pressure generator that links to each other with the buffering print cartridge, is used for regulating the pressure of described buffering print cartridge, makes the pressure in the described buffering print cartridge remain first setting value.
4. device as claimed in claim 1 is characterized in that, described device also comprises second pressure generator that links to each other with assistant print cartridges, is used for regulating the pressure of described assistant print cartridges, makes the pressure in the described assistant print cartridges remain second setting value.
5. device as claimed in claim 4 is characterized in that, also comprises the PRN device shower nozzle that links to each other with described assistant print cartridges, is used for utilizing the ink of described assistant print cartridges to carry out printing.
6. device as claimed in claim 1 is characterized in that, described device also comprises:
Pump links to each other with main print cartridge, is used for exporting to described buffering print cartridge after the ink pressurization with described main print cartridge;
Described buffering print cartridge is used for receiving the ink of described pump output when the quantity of ink of preserving during less than second threshold value, when the quantity of ink of preserving is not less than the 3rd threshold value, stops to receive the ink of described pump output.
7. device as claimed in claim 1 is characterized in that, described device also comprises:
Valve links to each other with described assistant print cartridges with described buffering print cartridge, is used to control described buffering print cartridge and supplies with ink to described assistant print cartridges.
8. as the arbitrary described device of claim 1 to 7, it is characterized in that described buffering print cartridge and described assistant print cartridges link into an integrated entity.
9. the method for a providing ink is characterized in that, this method comprises:
Main print cartridge is supplied with ink to the buffering print cartridge, and the air pressure in the described buffering print cartridge remains first setting value;
When the quantity of ink in the assistant print cartridges during less than first threshold, described buffering print cartridge is supplied with ink to described assistant print cartridges.
10. method as claimed in claim 9 is characterized in that, the air pressure in the described buffering print cartridge remains first setting value, comprising:
When described first setting value when the atmospheric pressure, described buffering print cartridge communicated with atmospheric pressure to remain first and sets value; Or utilize first pressure generator to regulate pressure in the described buffering print cartridge, make the pressure in the described buffering print cartridge remain first setting value.
11. method as claimed in claim 9 is characterized in that, described method also comprises:
Utilize second pressure generator to regulate pressure in the described assistant print cartridges, make the pressure in the described assistant print cartridges remain second setting value.
12. method as claimed in claim 9 is characterized in that, described main print cartridge is supplied with ink to the buffering print cartridge, comprising:
When the quantity of ink in the described buffering print cartridge during less than second threshold value, main print cartridge is supplied with ink by pump to described buffering print cartridge;
When the quantity of ink in the described buffering print cartridge was not less than the 3rd threshold value, main print cartridge stopped to supply with ink to described buffering print cartridge.
13. method as claimed in claim 9, it is characterized in that it is to realize by Open valve that described buffering print cartridge is supplied with ink to described assistant print cartridges, when the quantity of ink in the assistant print cartridges is not less than the 4th threshold value, close described valve, described buffering print cartridge stops to supply with ink to described assistant print cartridges.
14. method as claimed in claim 9 is characterized in that, by regulating the difference in height between buffering print cartridge and the assistant print cartridges, controls described buffering print cartridge is supplied with flow from ink to described assistant print cartridges.
15. method as claimed in claim 9 is characterized in that, by regulating the size of described first setting value, controls described buffering print cartridge is supplied with flow from ink to described assistant print cartridges.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101217010A CN100544963C (en) | 2007-09-12 | 2007-09-12 | The apparatus and method of providing ink |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007101217010A CN100544963C (en) | 2007-09-12 | 2007-09-12 | The apparatus and method of providing ink |
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| CN101117055A true CN101117055A (en) | 2008-02-06 |
| CN100544963C CN100544963C (en) | 2009-09-30 |
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| CNB2007101217010A Expired - Fee Related CN100544963C (en) | 2007-09-12 | 2007-09-12 | The apparatus and method of providing ink |
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| CN102717602A (en) * | 2012-06-29 | 2012-10-10 | 珠海天威飞马打印耗材有限公司 | Ink filling device and ink filling method |
| CN103738055A (en) * | 2014-01-02 | 2014-04-23 | 福州市台江区振斌高效电磁聚能科技研究所 | Portable inkjet typewriter |
| CN103832080A (en) * | 2014-03-20 | 2014-06-04 | 北京美科艺数码科技发展有限公司 | Auxiliary ink cartridge, ink supply system and ink-jet printing device |
| CN104290455A (en) * | 2013-07-18 | 2015-01-21 | 北大方正集团有限公司 | Ink feeding device and printing ink head surface meniscus forming method |
| CN104742528A (en) * | 2015-04-22 | 2015-07-01 | 京东方科技集团股份有限公司 | Printing equipment |
| CN104999796A (en) * | 2014-04-16 | 2015-10-28 | 中国科学院沈阳自动化研究所 | Positive pressure ink supply control system and method for conductive printing ink |
| CN105459611A (en) * | 2014-09-29 | 2016-04-06 | 罗兰Dg有限公司 | Ink supply system, ink-jet printer, ink loading method, and method of using ink supply system |
| CN106799894A (en) * | 2015-11-26 | 2017-06-06 | 北大方正集团有限公司 | Ink feeding system |
| CN108773189A (en) * | 2018-06-11 | 2018-11-09 | 包旭红 | A kind of thermocompression bonding film coder with the double print cartridge functions of primary and secondary |
| CN108909190A (en) * | 2018-06-11 | 2018-11-30 | 包旭红 | A kind of Ink box device |
| CN110014746A (en) * | 2019-05-08 | 2019-07-16 | 深圳市微特智能系统有限公司 | A kind of servo ink feeding system of industrial printer |
| CN110271285A (en) * | 2018-02-26 | 2019-09-24 | 陈胤 | Air-path control system and control method, ink-jet printer, storage medium, operating system |
| CN110497699A (en) * | 2019-07-31 | 2019-11-26 | 杭州长命印刷有限公司 | A kind of printing ink-feeding device |
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2007
- 2007-09-12 CN CNB2007101217010A patent/CN100544963C/en not_active Expired - Fee Related
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