CN103144438A - Ink supply system of ink jet printer and control method of ink supply system - Google Patents
Ink supply system of ink jet printer and control method of ink supply system Download PDFInfo
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- CN103144438A CN103144438A CN2013100709051A CN201310070905A CN103144438A CN 103144438 A CN103144438 A CN 103144438A CN 2013100709051 A CN2013100709051 A CN 2013100709051A CN 201310070905 A CN201310070905 A CN 201310070905A CN 103144438 A CN103144438 A CN 103144438A
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Abstract
The invention discloses an ink supply system of an ink jet printer and a control method of the ink supply system. The ink supply system of the ink jet printer comprises an ink barrel device for stirring and heating ink, an ink adding and circulating device for continuously circulating ink in a supply loop, an ink cartridge for reducing ink deposition, a debubbling device for eliminating ink bubbles and a control system, wherein the ink barrel device, the ink adding and circulating device, the ink cartridge and the debubbling device are mutually connected to form a circulating debubbling ink supply system, and the ink barrel device, the ink adding and circulating device, the ink cartridge and the debubbling device are connected with the control system. According to the ink supply system, through designing the ink cartridge and the ink supply loop, ink continuously flows all the way, thus the ink deposition is reduced; small bubbles during ink mixing are reduced due to the adoption of the debubbling device in the ink supply loop, so that the printing effect is more stable; and the base support is provided for better printing of a sprayer, and thus the printing failure is reduced, the service life of ink supply loop accessories is prolonged, and the use cost is lowered.
Description
Technical field
The present invention relates to the ceramic ink jet apparatus field, in particular a kind of ink feeding system of ink-jet printer and control method thereof.
Background technology
The ink-supplying mechanism of existing ceramic ink jet printer and the following shortcoming of control method ubiquity: due to the imperfection in design, ink feeding system is unstable, cause ink to flow not smooth and produce deposition, flowed fluctuation is large, the mixed more bubble of ink etc., not only affect printing effect and normal production, and greatly shorten the service life of each accessory of ink, increased the operation and maintenance cost of complete machine.
On market, existing ink-supplying mechanism generally can only match the print cartridge of 5 shower nozzles, if will add the print span of 1 or 2 shower nozzle, will add one group of ink-supplying mechanism, has improved widely the production cost of ink-jet printer.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
The object of the present invention is to provide a kind of ink feeding system and control method thereof of ink-jet printer, be intended to solve existing ink feeding system unstable, the design imperfection causes greatly improving the problem of ink-jet printer production cost.
Technical scheme of the present invention is as follows: a kind of ink supplying mechanism of ink-jet printer, wherein, comprise the black barrel that ink is stirred and heats, what continue circulation-supplied loop ink adds China ink and EGR, reduce deposit of ink print cartridge, eliminate defoaming device and the control system of ink bubbles;
Described black barrel comprises China ink bucket body, is provided with ink supply port on black bucket body and returns the China ink mouth, is provided with agitating device, first heater and the first temperature-detecting device in China ink bucket body;
Described China ink and the EGR of adding comprises for pump, filter and circulating pump;
Described print cartridge comprises box and lower box, is provided with malleation chamber and negative pressure cavity in described upper box, and malleation is provided with ink entrance on the chamber, is provided with ink outlet port on negative pressure cavity, and positive/negative-pressure is not communicated with between the chamber, is provided with in lower box to be no less than 5 shower nozzles; Also be provided with secondary heating mechanism and the second temperature-detecting device on described print cartridge, described negative pressure cavity is connected with the B/P EGR Back Pressure Transducer EGR that checks negative pressure cavity pressure;
Described defoaming device comprises bubble trap and de-bubble pump;
Ink supply port, confession pump, filter, ink entrance are connected to each other in twos; Ink outlet port, bubble trap, circulating pump, filter are connected to each other in twos; Bubble trap also is connected with the de-bubble pump, and the de-bubble pump is connected with time China ink mouth.
Described agitating device, first heater, the first temperature-detecting device, be connected with the de-bubble pump for pump, filter, circulating pump, shower nozzle, secondary heating mechanism, the second temperature-detecting device, B/P EGR Back Pressure Transducer EGR, bubble trap and be connected with control system.
Described ink supplying mechanism of ink-jet printer, wherein, described ink supplying mechanism of ink-jet printer also comprises spill case, is provided with overfall on the malleation chamber of described print cartridge, an end of spill case is connected with the overfall of print cartridge, the other end with return China ink and mouthful be connected; Described spill case also is connected with air cleaner.
Described ink supplying mechanism of ink-jet printer, wherein, described ink supplying mechanism of ink-jet printer also comprises the malleation box, and the top in print cartridge malleation chamber is provided with the malleation mouth, and described malleation box is connected with the malleation mouth; The malleation box is connected with atmosphere, is provided with the first liquid level induction system and discharging opening for permitting discharging of the toner on the malleation box, and described the first level sensor is connected with control system.
Described ink supplying mechanism of ink-jet printer, wherein, described ink supplying mechanism of ink-jet printer also comprises electromagnetic valve, is provided with needle valve hole between the positive/negative-pressure chamber of described print cartridge, and electromagnetic valve is arranged in needle valve hole, and electromagnetic valve is connected with control system.
Described ink supplying mechanism of ink-jet printer wherein, also is provided with the second liquid level induction system on described China ink bucket body, and described the second liquid level induction system is connected with control system.
Described ink supplying mechanism of ink-jet printer wherein, also is provided with liquid level charactron on described China ink bucket body, and liquid level charactron is arranged on the side of China ink bucket body, forms linker with China ink bucket body.
Described ink supplying mechanism of ink-jet printer, wherein, described first heater and secondary heating mechanism are electric heating sheets.
A kind of control method of controlling the described ink supplying mechanism of ink-jet printer of above-mentioned any one wherein, comprises following concrete steps:
Step 1: ink stirred and heat by the agitating device in black barrel and first heater, making ink be warmed to 40 ° of C;
Step 2: by for pump ink from black barrel pump to filter;
Step 3: after filter filters ink, be fed to the malleation chamber of print cartridge;
Step 4: the temperature of ink in print cartridge remains on 40 ° of C, and ink is fed to nozzle printing by the malleation chamber, prints and enters negative pressure cavity by shower nozzle, discharges;
Step 5: discharge ink and enter bubble trap and carry out de-bubble, isolate bubbles ink and bubbles ink not;
Step 6: circulating pump circulates bubbles ink pump not to filter;
Step 7: the de-bubble pump is drawn back black barrel to the bubbles ink.
The control method of described ink supplying mechanism of ink-jet printer, wherein, further comprising the steps of between step 3 and step 4:
Step 31: whether judge the ink level in malleation chamber higher than overfall, higher than overfall execution in step 32 and step 4, lower than execution in step 4;
Step 32: ink overflows to spill case, is back to black barrel by spill case.
The control method of described ink supplying mechanism of ink-jet printer, wherein, further comprising the steps of between step 31 and step 32:
Step 33: whether judge the ink level in malleation chamber higher than malleation top of chamber malleation mouth, higher than execution in step 34, lower than execution in step 32;
Step 34: ink overflows to the malleation box, and when the first liquid level induction system in liquid level reaches the malleation box was reported to the police height, whole ink supplying mechanism of ink-jet printer quit work, and waits maintenance to be detected.
Beneficial effect of the present invention: ink feeding system and the control method thereof of the present invention by a kind of ink-jet printer is provided, this ink feeding system be by to the design of print cartridge and ink supply ink, and ink is not arrheaing movingly from start to finish, reduces the deposition clogging; Defoaming device in the ink supply ink reduces the mixed minute bubbles of ink, makes printing effect more stable; For the good printing of shower nozzle provides infrastructural support, not only reduced print fault, also extended the service life of ink accessory, reduce use cost.
Description of drawings
Fig. 1 is the structural representation of ink supplying mechanism of ink-jet printer in the present invention.
Fig. 2 is the schematic flow sheet of ink supplying mechanism of ink-jet printer control method in the present invention.
The specific embodiment
For making purpose of the present invention, technical scheme and advantage clearer, clear and definite, developing simultaneously referring to accompanying drawing, the present invention is described in more detail for embodiment.
As shown in Figure 1, be the structural representation of this ink supplying mechanism of ink-jet printer.This ink supplying mechanism of ink-jet printer comprises the black barrel 100 that ink is stirred and heats, and what continue circulation-supplied loop ink adds China ink and EGR 200, reduces the print cartridge 300 of deposit of ink, eliminates defoaming device 400 and the control system of ink bubbles; Described black barrel 100 comprises China ink bucket body 110, is provided with ink supply port on black bucket body 110 and returns the China ink mouth, is provided with agitating device 111, first heater 112 and the first temperature-detecting device 113 in China ink bucket body; Described China ink and the EGR 200 of adding comprises for pump 210, filter 220 and circulating pump 230; Described print cartridge 300 comprises box and lower box, is provided with malleation chamber and negative pressure cavity in described upper box, and malleation is provided with ink entrance on the chamber, is provided with ink outlet port on negative pressure cavity, and positive/negative-pressure is not communicated with between the chamber, is provided with in lower box to be no less than 5 shower nozzles 310; Be provided with the secondary heating mechanism 320 for heating ink on described print cartridge, detect the second temperature-detecting device 330 of ink temperature in print cartridge; Described defoaming device 400 comprises bubble trap 410 and de-bubble pump 420; Described negative pressure cavity connects the B/P EGR Back Pressure Transducer EGR 350 that checks negative pressure cavity pressure; Ink supply port, confession pump 210, filter 220, ink entrance are connected to each other in twos; Ink outlet port, bubble trap 410, circulating pump 230, filter 220 are connected to each other in twos; Bubble trap 410 also is connected with de-bubble pump 420, and de-bubble pump 420 is connected with time China ink mouth.
Described agitating device 111, first heater 112, the first temperature-detecting device 113, are connected with the de-bubble pump for pump 210, filter 220, circulating pump 230, shower nozzle 310, secondary heating mechanism 320, the second temperature-detecting device 330, B/P EGR Back Pressure Transducer EGR 350, bubble trap 410 and all are connected with control system.
In pumping ink and ink circulation process, having some air minute bubbles can be mixed in ink, produce in the time of can making print pattern and fan the air, deflect etc., occur in order to reduce this phenomenon, when the closed circuit ink flows to bubble trap 410 place, due to gravitate, bubble can be taken through de-bubble pump 420 the fraction ink that is mingled with a large amount of bubbles away to floating, is back to 110 li of China ink bucket bodies; Most of ink after de-bubble circulates to filter 220 through circulating pump 230 pumps.
when preventing that catastrophe failure from appearring in ink supplying mechanism of ink-jet printer, damage the device of this ink supplying mechanism of ink-jet printer, described ink supplying mechanism of ink-jet printer also comprises malleation box 500, is provided with the malleation mouth on the top in print cartridge 300 malleation chambeies, and described malleation box 500 is connected with the malleation mouth, malleation box 500 also is connected with atmosphere, be provided with the first liquid level induction system 510 and discharging opening for permitting discharging of the toner 520 on malleation box 500, described the first liquid level induction system 510 is connected with control system: if when catastrophe failure appears in this ink supplying mechanism of ink-jet printer, cause the serious overfill of liquid level in print cartridge 300 malleation chambeies, ink will overflow from top malleation mouth, flow to malleation box 500, when the liquid level of malleation box 500 reach a certain height, the first liquid level induction system 510 in malleation box 500 will be signal feedback to control system, control system is the confession pump 210 of this ink feeding system, circulating pump 230 relevant electric elements such as grade quit work, and send the information warning that ink feeding system goes wrong, until the ink in malleation box 500 is discharged, just can restart ink feeding system, thereby play alarm, the effect of protection ink.
In order further to guarantee the stability of ink circulation, described ink supplying mechanism of ink-jet printer also comprises spill case 600, be provided with overfall on the malleation chamber of described print cartridge 300, one end of spill case 600 is connected with the overfall of print cartridge 300, the other end is connected with the China ink mouth that returns of China ink bucket body 110, and described spill case 600 also is connected with air cleaner 610.When excessive and liquid level was higher than overfall when the malleation chamber of print cartridge 300 ink, ink just can flow out from overfall, is collected into spill case 300, then flows back in China ink bucket body 110.
Be used for feeding back signal to control system by the B/P EGR Back Pressure Transducer EGR sense 350 that detects print cartridge 300 negative pressure cavity pressure, control system is regulated the rotating speed of circulating pump 230 according to information, control the ink flowing velocity, make print cartridge 300 negative pressure cavities produce default negative-pressure sucking, neither can drip China ink when making ink through shower nozzle 310, can not affect its ejection again during printing, and make shower nozzle 310 keep best spray printing state; In ink, due to the consumption of overflow, de-bubble, nozzle printing and loop ink, the ink in the loop can reduce thereupon, constantly ink is added in ink with China ink bucket body 110 for pump 210, makes loop quantity of ink substantially constant and negative pressure constant.
In order to make this ink supplying mechanism of ink-jet printer more perfect, described ink supplying mechanism of ink-jet printer also comprises electromagnetic valve 340, be provided with needle valve hole between the positive/negative-pressure chamber of described print cartridge 300, electromagnetic valve 340 is arranged in needle valve hole, electromagnetic valve 340 is connected with control system: when needs clean shower nozzle 310 by dripping China ink, electromagnetic valve 340 energising, electromagnetic valve 340 is smoked, and the malleation chamber is communicated with negative pressure cavity; At this moment directly by the circulation of the needle valve hole between the positive/negative-pressure chamber, the ink flow rate of the shower nozzle 310 of flowing through slows down the part ink, and the negative pressure cavity negative pressure is reduced to zero, and ink can be oozed from the shower nozzle hole, reaches and cleans the spray orifice effect.
For the quantity of ink in convenient monitoring China ink bucket 110, also be provided with the second liquid level induction system 114 and liquid level charactron 115 on described China ink bucket body 110, described the second liquid level induction system 114 is connected with control system, liquid level charactron 115 is arranged on the side of China ink bucket body 110, form linkers with China ink bucket body 110: when the ink level of China ink bucket 110 during lower than preset value, the second liquid level induction system 114 feeds back to control system to information, and control system is controlled and sent the ink prompting; Can also observe at any time the interior quantity of ink of ink 110 by liquid level charactron 115.
In the present embodiment, described first heater 112 and secondary heating mechanism 320 are electric heating sheets; The first temperature-detecting device 113 and the second temperature-detecting device 330 are temperature sensor; The first liquid level induction system 510 and the second liquid level induction system 114 are liquid level sensor.
the operation of this ink supplying mechanism of ink-jet printer is as follows: the 111 pairs of inks of agitating device in black barrel 100 stir, 112 pairs of inks of first heater are warmed to 40 ° of C, for pump 210 ink from China ink bucket body 110 pumps to filter 220, filter (filtering accuracy 10um) by 220 pairs of inks of filter, prevent each element in the impurity obstruction ink in ink, entered the malleation chamber of print cartridge 300 by ink entrance through the ink that filters, being fed to shower nozzle 310 prints, enter again negative pressure cavity (for guaranteeing print quality, the temperature of ink in print cartridge 300 need remain on about 40 ° of C as best), out enter bubble trap 410 by ink outlet port again, bubble trap 410 the bubble separation in ink out, do not have alveolate ink by circulating pump 230 pumps to filter 220, enter again print cartridge 300 printing that circulates, so ink is formed a closed circuit (this moment filter 220, all to be full of ink in bubble trap 410), and spill case 600 is back to China ink bucket body 110 to the ink higher than overfall in print cartridge 300, the pump of de-bubble simultaneously 420 is taken the fraction ink that is mingled with a large amount of bubbles away, be back in China ink bucket body 110.During work, the malleation chamber is communicated with atmosphere by malleation box 500.Feed back signal to control system by B/P EGR Back Pressure Transducer EGR 350 inductions that detect negative pressure cavity pressure, control system is regulated the rotating speed for pump 210, circulating pump 230, de-bubble pump 420 automatically, cooperatively interact, control quantity of ink and flowing velocity, make print cartridge 300 negative pressure cavities reach default negative-pressure sucking, when making ink through shower nozzle 310, shower nozzle 310 neither can drip China ink, can not affect its ejection again during printing, and make shower nozzle 310 keep best spray printing state, negative pressure reach preset value and stable after, namely enter state to be printed.When needs drip China ink cleaning shower nozzle 310, electromagnetic valve 340 energisings on print cartridge 300, electromagnetic valve 340 is smoked, the malleation chamber is communicated with negative pressure cavity, at this moment directly by two chamber needle valve hole circulations, the ink flow rate of the shower nozzle 310 of flowing through slows down the part ink, and the negative pressure cavity negative pressure is reduced to zero, ink can be oozed from the shower nozzle hole, reach and clean the spray orifice effect.After completing cleaning, electromagnetic valve 340 cuts off the power supply, and electromagnetic valve 340 is again closed under spring action, and malleation chamber and negative pressure cavity are separated, and shower nozzle 310 stops dripping China ink, is returned to the ink-condition that supplies of normal printing.If in print cartridge 300, the quantity of ink in malleation chamber is too much, can be by overfall in spill case 600 flows back to China ink bucket body 110; If ink breaks down, cause ink not circulate and when being trapped in print cartridge 300, when if the liquid level in the malleation box 500 that is connected with the malleation chamber reach a certain height, the first liquid level induction system 510 will feed back to control system to information, control system is controlled for elements such as pump 210 and circulating pumps 230 and is quit work, after the Awaiting Overhaul personnel overhaul ink, the ink in malleation box 500 is discharged, control system just can be controlled and restart each element of ink and start working.
As shown in Figure 2, be the schematic flow sheet of the control method of above-mentioned ink supplying mechanism of ink-jet printer.This control method specifically comprises following concrete steps:
Step 1: stir and heat by agitating device 111 and 112 pairs of inks of first heater in black barrel 100, making ink be warmed to 40 ° of C;
Step 2: by for pump 210 ink from black barrel 100 pumps to filter 220;
Step 3: after 220 pairs of inks of filter filter, be fed to the malleation chamber of print cartridge 300;
Step 4: the temperature of ink in print cartridge 310 remains on 40 ° of C, and ink is fed to shower nozzle 310 by the malleation chamber and prints, and prints and enters negative pressure cavity by shower nozzle 310, discharges;
Step 5: discharge ink and enter bubble trap 410 and carry out bubble removing, isolate bubbles ink and bubbles ink not;
Step 6: circulating pump 230 circulates bubbles ink pump not to filter 220;
Step 7: de-bubble pump 420 is drawn back black barrel 100 containing the bubble ink.
For for further guaranteeing the ink cyclical stability, further comprising the steps of between step 3 and step 4:
Step 31: judge that the ink level in malleation chamber is whether higher than overfall: higher than overfall execution in step 32 and step 4, lower than execution in step 4;
Step 32: ink overflows to spill case 600, is back to black barrel 100 by spill case 600.
In order to protect the normal operation of described ink supplying mechanism of ink-jet printer, extend the service life of each element in ink, further comprising the steps of between step 31 and step 32:
Step 33: judge that the ink level in malleation chamber is whether higher than malleation top of chamber malleation mouth: higher than execution in step 34, lower than execution in step 32;
Step 34: ink overflows to malleation box 500, and when the first liquid level induction system 510 in liquid level reaches malleation box 500 was reported to the police height, whole ink supplying mechanism of ink-jet printer quit work, and waits maintenance to be detected.
This ink feeding system is by to the design of print cartridge 300 and ink supply ink, and ink is not arrheaing movingly from start to finish, reduces the deposition clogging; Defoaming device 400 in the ink supply ink reduces the mixed minute bubbles of ink, makes printing effect more stable; For the good printing of shower nozzle 310 provides infrastructural support, not only reduced print fault, also extended the service life of ink accessory, reduce use cost.
Should be understood that, application of the present invention is not limited to above-mentioned giving an example, and for those of ordinary skills, can be improved according to the above description or conversion, and all these improve and conversion all should belong to the protection domain of claims of the present invention.
Claims (10)
1. ink supplying mechanism of ink-jet printer, it is characterized in that, comprise the black barrel that ink is stirred and heats, what continue circulation-supplied loop ink adds China ink and EGR, reduce deposit of ink print cartridge, eliminate defoaming device and the control system of ink bubbles;
Described black barrel comprises China ink bucket body, is provided with ink supply port on black bucket body and returns the China ink mouth, is provided with agitating device, first heater and the first temperature-detecting device in China ink bucket body;
Described China ink and the EGR of adding comprises for pump, filter and circulating pump;
Described print cartridge comprises box and lower box, is provided with malleation chamber and negative pressure cavity in described upper box, and malleation is provided with ink entrance on the chamber, is provided with ink outlet port on negative pressure cavity, and positive/negative-pressure is not communicated with between the chamber, is provided with in lower box to be no less than 5 shower nozzles; Also be provided with secondary heating mechanism and the second temperature-detecting device on described print cartridge, described negative pressure cavity is connected with the B/P EGR Back Pressure Transducer EGR that checks negative pressure cavity pressure;
Described defoaming device comprises bubble trap and de-bubble pump;
Ink supply port, confession pump, filter, ink entrance are connected to each other in twos; Ink outlet port, bubble trap, circulating pump, filter are connected to each other in twos; Bubble trap also is connected with the de-bubble pump, and the de-bubble pump is connected with time China ink mouth;
Described agitating device, first heater, the first temperature-detecting device, be connected with the de-bubble pump for pump, filter, circulating pump, shower nozzle, secondary heating mechanism, the second temperature-detecting device, B/P EGR Back Pressure Transducer EGR, bubble trap and be connected with control system.
2. ink supplying mechanism of ink-jet printer according to claim 1, it is characterized in that, described ink supplying mechanism of ink-jet printer also comprises spill case, is provided with overfall on the malleation chamber of described print cartridge, one end of spill case is connected with the overfall of print cartridge, and the other end is connected with time China ink mouth; Described spill case also is connected with air cleaner.
3. ink supplying mechanism of ink-jet printer according to claim 1, is characterized in that, described ink supplying mechanism of ink-jet printer also comprises the malleation box, and the top in print cartridge malleation chamber is provided with the malleation mouth, and described malleation box is connected with the malleation mouth; The malleation box is connected with atmosphere, is provided with the first liquid level induction system and discharging opening for permitting discharging of the toner on the malleation box, and described the first level sensor is connected with control system.
4. ink supplying mechanism of ink-jet printer according to claim 1, it is characterized in that, described ink supplying mechanism of ink-jet printer also comprises electromagnetic valve, is provided with needle valve hole between the positive/negative-pressure chamber of described print cartridge, electromagnetic valve is arranged in needle valve hole, and electromagnetic valve is connected with control system.
5. ink supplying mechanism of ink-jet printer according to claim 1, is characterized in that, also is provided with the second liquid level induction system on described China ink bucket body, and described the second liquid level induction system is connected with control system.
6. ink supplying mechanism of ink-jet printer according to claim 1, is characterized in that, also is provided with liquid level charactron on described China ink bucket body, and liquid level charactron is arranged on the side of China ink bucket body, forms linker with China ink bucket body.
7. ink supplying mechanism of ink-jet printer according to claim 1, is characterized in that, described first heater and secondary heating mechanism are electric heating sheets.
8. the control method of a control such as the described ink supplying mechanism of ink-jet printer of claim 1-7 any one, is characterized in that, comprises following concrete steps:
Step 1: ink stirred and heat by the agitating device in black barrel and first heater, making ink be warmed to 40 ° of C;
Step 2: by for pump ink from black barrel pump to filter;
Step 3: after filter filters ink, be fed to the malleation chamber of print cartridge;
Step 4: the temperature of ink in print cartridge remains on 40 ° of C, and ink is fed to nozzle printing by the malleation chamber, prints and enters negative pressure cavity by shower nozzle, discharges;
Step 5: discharge ink and enter bubble trap and carry out de-bubble, isolate bubbles ink and bubbles ink not;
Step 6: circulating pump circulates bubbles ink pump not to filter;
Step 7: the de-bubble pump is drawn back black barrel to the bubbles ink.
9. the control method of ink supplying mechanism of ink-jet printer according to claim 8, is characterized in that, and is further comprising the steps of between step 3 and step 4:
Step 31: whether judge the ink level in malleation chamber higher than overfall, higher than overfall execution in step 32 and step 4, lower than execution in step 4;
Step 32: ink overflows to spill case, is back to black barrel by spill case.
10. the control method of ink supplying mechanism of ink-jet printer according to claim 9, is characterized in that, and is further comprising the steps of between step 31 and step 32:
Step 33: whether judge the ink level in malleation chamber higher than malleation top of chamber malleation mouth, higher than execution in step 34, lower than execution in step 32;
Step 34: ink overflows to the malleation box, and when the first liquid level induction system in liquid level reaches the malleation box was reported to the police height, whole ink supplying mechanism of ink-jet printer quit work, and waits maintenance to be detected.
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| CN114211884A (en) * | 2021-12-08 | 2022-03-22 | 北京中电元德科技有限责任公司 | Secondary ink box for ink-jet printer |
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| CN110281656A (en) * | 2019-06-21 | 2019-09-27 | 佛山华派机械科技有限公司 | A kind of circulation ink system and ink road round-robin method for ink-jet printer |
| CN110626075A (en) * | 2019-09-20 | 2019-12-31 | 佛山市三水盈捷精密机械有限公司 | Ink supply system of glass ink-jet printer |
| CN111114130A (en) * | 2020-01-15 | 2020-05-08 | 广东希望高科数字技术有限公司 | Scanning type textile digital printing equipment |
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