CN115027142B - Ink supply method, printing control module, ink path negative pressure control system and ink-jet printer - Google Patents
Ink supply method, printing control module, ink path negative pressure control system and ink-jet printer Download PDFInfo
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- CN115027142B CN115027142B CN202210528947.4A CN202210528947A CN115027142B CN 115027142 B CN115027142 B CN 115027142B CN 202210528947 A CN202210528947 A CN 202210528947A CN 115027142 B CN115027142 B CN 115027142B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/17—Ink jet characterised by ink handling
- B41J2/175—Ink supply systems ; Circuit parts therefor
- B41J2/17503—Ink cartridges
- B41J2/17506—Refilling of the cartridge
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/17—Ink jet characterised by ink handling
- B41J2/175—Ink supply systems ; Circuit parts therefor
- B41J2/17503—Ink cartridges
- B41J2/17556—Means for regulating the pressure in the cartridge
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/17—Ink jet characterised by ink handling
- B41J2/175—Ink supply systems ; Circuit parts therefor
- B41J2/17566—Ink level or ink residue control
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/17—Ink jet characterised by ink handling
- B41J2/175—Ink supply systems ; Circuit parts therefor
- B41J2/17596—Ink pumps, ink valves
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1202—Dedicated interfaces to print systems specifically adapted to achieve a particular effect
- G06F3/1203—Improving or facilitating administration, e.g. print management
- G06F3/1208—Improving or facilitating administration, e.g. print management resulting in improved quality of the output result, e.g. print layout, colours, workflows, print preview
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/12—Digital output to print unit, e.g. line printer, chain printer
- G06F3/1201—Dedicated interfaces to print systems
- G06F3/1202—Dedicated interfaces to print systems specifically adapted to achieve a particular effect
- G06F3/1218—Reducing or saving of used resources, e.g. avoiding waste of consumables or improving usage of hardware resources
- G06F3/1219—Reducing or saving of used resources, e.g. avoiding waste of consumables or improving usage of hardware resources with regard to consumables, e.g. ink, toner, paper
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/005—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by bringing liquid or particles selectively into contact with a printing material
- B41J2/01—Ink jet
- B41J2/17—Ink jet characterised by ink handling
- B41J2/175—Ink supply systems ; Circuit parts therefor
- B41J2/17566—Ink level or ink residue control
- B41J2002/17569—Ink level or ink residue control based on the amount printed or to be printed
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
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- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Quality & Reliability (AREA)
- Ink Jet (AREA)
Abstract
The embodiment of the invention relates to the technical field of printing ink jet, and discloses an ink supply method, a printing control module, an ink path negative pressure control system and an ink jet printer, wherein the system comprises a printing control module and an ink supply pump, the printer comprises an ink barrel, an ink box, a digital nozzle and the system, the ink supply method firstly obtains printing data of a current image to be printed, then determines the predicted ink consumption of the digital nozzle for executing the current ink jet printing work according to the printing data, and finally controls the ink supply pump to supplement ink for the ink box according to the predicted ink consumption.
Description
Technical Field
The embodiment of the invention relates to the technical field of printing and ink jetting, in particular to an ink supply method, a printing control module, an ink path negative pressure control system and an ink jet printer.
Background
At present, a high-speed ink-jet printer usually prevents ink in a digital nozzle from flowing out of a nozzle by itself through an ink path negative pressure system, proper negative pressure can be balanced when ink-jet printing is not carried out, so that the ink in the nozzle positioned on the bottom surface of the digital nozzle forms a stable meniscus, and the ink quantity in an ink box is mainly detected through a liquid level sensor when the ink is replenished by the ink box, and an ink supply pump is triggered to work when the ink is consumed to a lower limit value, so that the ink is replenished into the ink box in time.
In implementing the embodiments of the present invention, the inventors found that at least the following problems exist in the above related art: the mode that foretell ink horn supplyed the ink is comparatively hurry, causes the ink liquid level in the ink horn after adding the ink change in the twinkling of an eye easily to influence the negative pressure balance control in the ink horn, make negative pressure balance unstable, thereby influence the quality that the inkjet printed, ink liquid level fluctuation changes and makes some gas in the ink horn mix and finally get into inside the digital shower nozzle in getting into the ink, causes the phenomenon such as deformation of blowout ink droplet, change orbit, influences the printing quality.
Disclosure of Invention
The embodiment of the application provides an ink supply method, a printing control module, an ink path negative pressure control system and an ink jet printer.
The purpose of the embodiment of the invention is realized by the following technical scheme:
in order to solve the above technical problem, in a first aspect, an embodiment of the present invention provides an ink supply method applied to an ink path negative pressure control system, where the system includes an ink supply pump, and the ink supply pump is configured to transfer ink in an ink tank into an ink cartridge, where the method includes: acquiring printing data of a current image to be printed; determining the predicted ink consumption of the digital spray head to execute the current ink-jet printing work according to the printing data; and controlling the ink supply pump to replenish the ink box with ink according to the predicted ink consumption.
In some embodiments, the determining the predicted ink consumption of the digital inkjet head to perform the current inkjet printing job according to the printing data includes: determining the ink jetting amount required to be consumed by each nozzle on the digital spray head during each ink jetting when the current ink jetting work is executed; and accumulating the ink jetting amount required to be consumed by all the nozzles during each printing so as to obtain the predicted ink consumption amount.
In some embodiments, said controlling said ink supply pump to replenish said cartridge with ink in accordance with said predicted ink consumption comprises: and according to the calculated predicted ink consumption, replenishing ink to the ink box in real time according to a preset speed.
In some embodiments, the ink path negative pressure control system further includes a vacuum generator, a negative pressure stabilizing device, and a negative pressure count detecting device, the negative pressure stabilizing device being connected to the vacuum generator and the negative pressure count detecting device, respectively, the method further comprising: detecting a negative pressure value in the ink cartridge by the negative pressure number detection device; judging whether the negative pressure value in the ink box is within a preset range of a set negative pressure value or not; if not, the negative pressure in the ink box is adjusted through the vacuum generator so as to adjust the negative pressure in the ink box to the set negative pressure value.
In some embodiments, the ink circuit negative pressure control system further comprises a liquid level sensor, the method further comprising: detecting an actual amount of ink within the ink cartridge by the level sensor; judging whether the actual ink quantity is lower than the lower ink limit value of the ink box or higher than the upper ink limit value of the ink box; if the actual ink quantity is lower than the lower ink limit value of the ink box, calculating the ink supply quantity required to be increased by the ink supply pump according to the ink adding times and the ink adding quantity from the actual ink quantity to the lower ink limit value; and if the actual ink amount is higher than the upper ink limit value of the ink box, calculating the ink supply amount required to be reduced by the ink supply pump according to the ink adding times and the ink adding amount from the actual ink amount to the upper ink limit value.
In some embodiments, when the actual ink amount is lower than the lower ink limit value of the ink cartridge or the actual ink amount is higher than the upper ink limit value of the ink cartridge, a warning message is output.
In order to solve the above technical problem, in a second aspect, an embodiment of the present invention provides a print control module, including: at least one processor; and a memory communicatively coupled to the at least one processor; wherein the memory stores instructions executable by the at least one processor to enable the at least one processor to perform the method of the first aspect as described above.
In order to solve the above technical problem, in a third aspect, an embodiment of the present invention further provides a computer-readable storage medium storing computer-executable instructions for causing a computer to perform the method according to the first aspect.
To solve the above technical problem, in a fourth aspect, the present invention further provides a computer program product including a computer program stored on a computer-readable storage medium, the computer program including program instructions that, when executed by a computer, cause the computer to perform the method according to the first aspect.
In order to solve the above technical problem, in a fifth aspect, an embodiment of the present invention provides an ink path negative pressure control system, including: a print control module as described in the second aspect; and the ink supply pump is connected with the printing control module and is configured to supplement ink for the ink box according to a control command issued by the printing control module.
In some embodiments, an ink inlet tube of the ink supply pump communicates with a sidewall and/or a bottom of the ink cartridge.
In some embodiments, the system further comprises: negative pressure number detection means for detecting a negative pressure value in the ink cartridge; the vacuum generator is used for adjusting the negative pressure value in the ink box; and the negative pressure stabilizing device is respectively connected with the negative pressure number detecting device and the vacuum generator and is configured to control the vacuum generator to adjust the negative pressure value in the ink box according to the negative pressure value detected by the negative pressure number detecting device.
In some embodiments, the system further comprises: and the liquid level sensor is connected with the printing control module and used for detecting the actual ink quantity in the ink box, and the printing control module is configured to control the ink supply quantity of the ink supply pump according to the actual ink quantity detected by the liquid level sensor.
In order to solve the above technical problem, in a sixth aspect, an embodiment of the present invention provides an inkjet printer, including: the ink path negative pressure control system according to the fifth aspect; the digital nozzle is connected with the printing control module; the ink box is connected with the digital sprayer; and the ink barrel is connected with the ink supply pump.
Compared with the prior art, the invention has the beneficial effects that: the embodiment of the invention provides an ink supply method, a printing control module, an ink path negative pressure control system and an ink jet printer, wherein the system comprises a printing control module and an ink supply pump, the ink jet printer comprises an ink barrel, an ink box, a digital nozzle and the system, the ink supply method firstly obtains printing data of an image required to be printed currently, then determines the predicted ink consumption of the digital nozzle for executing the current ink jet printing work according to the printing data, and finally controls the ink supply pump to supplement ink for the ink box according to the predicted ink consumption.
Drawings
The embodiments are illustrated by the figures of the accompanying drawings, which are not meant to limit the embodiments, and in which elements/modules and steps having the same reference numerals are shown by way of example in the drawings to the similar elements/modules and steps, unless otherwise specified, and are not intended to be limited to the scale shown in the drawings.
Fig. 1 is a schematic diagram of an application environment of an ink supply method provided by an embodiment of the invention;
FIG. 2 is a schematic diagram of another application environment of an ink supply method provided by an embodiment of the invention;
FIG. 3 is a schematic flow chart of an ink supplying method according to an embodiment of the present invention;
FIG. 4 is a schematic flow chart of another ink supply method provided in one embodiment of the present invention;
FIG. 5 is a schematic flow chart illustrating a method for supplying ink according to an embodiment of the present invention;
fig. 6 is a schematic diagram of a hardware structure of a print control module according to a second embodiment of the present invention;
FIG. 7 is a schematic structural view of an ink path negative pressure control system according to a third embodiment of the present invention;
fig. 8 is a schematic structural diagram of an inkjet printer according to a fourth embodiment of the present invention.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by those skilled in the art without departing from the spirit of the invention. All falling within the scope of the present invention.
In order to make the objects, technical solutions and advantages of the present application more clearly understood, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
It should be noted that, if not conflicting, various features of the embodiments of the present invention may be combined with each other within the scope of protection of the present application. Additionally, while functional block divisions are performed in device schematics, with logical sequences shown in flowcharts, in some cases, the steps shown or described may be performed in a different order than the block divisions in the devices, or in the flowcharts.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
In order to solve the problems that the ink adding is rapid and the single ink adding amount is large in the ink adding process in the ink supplying mode of the ink box, so that the instant fluctuation change of the ink liquid level in the ink box after the ink is added is caused, the negative pressure balance control in the ink box is influenced, and the quality of ink-jet printing is finally influenced, the embodiment of the invention provides an ink supplying method, a printing control module, an ink path negative pressure control system and an ink-jet printer, which can slowly supplement the ink for the ink box in the printing process according to the pre-measured ink consumption, better control the negative pressure balance of the liquid level in the ink box, and ensure the final printing quality.
Fig. 1 is a schematic diagram of an application environment of an ink supply method provided by an embodiment of the present invention, where the application environment includes: the device comprises a vacuum generator 1, a negative pressure stabilizing device 2, an ink box 3, a liquid level sensor 4, a digital nozzle 5, an ink supply pump 6, an ink barrel 7 and a printing control module 8. Wherein the content of the first and second substances,
the vacuum generator 1, such as a vacuum pump, is used to generate negative pressure in the ink cartridge 3, maintain the balance of hydraulic negative pressure in the ink cartridge 3, and the magnitude of the negative pressure value that the vacuum generator 1 needs to maintain can be set according to the type of the digital head 5, for example, for a Jing porcelain head, the vacuum generator 1 can set the value of the negative pressure generated in the ink cartridge 3 in the range of 0.2 to 0.8Kpa, and for a Yukihii head, the vacuum generator 1 can set the value of the negative pressure generated in the ink cartridge 3 in the range of 0.1 to 0.25 Kpa.
The negative pressure stabilizing device 2 is arranged between the vacuum generator 1 and the ink box 3, the negative pressure stabilizing device 2 can detect the actual negative pressure value in the ink box 3 through a negative pressure number detecting device, and controls the vacuum generator 1 to generate vacuum according to the actual negative pressure value and the set negative pressure value, so as to ensure the negative pressure in the ink box 3 to be stable. And, the vacuum generator 1 and the negative pressure stabilizing device 2 are also used for forming proper negative pressure balance in the ink box 3 when the ink-jet printer does not perform ink-jet printing, so that the ink in the nozzles at the bottom of the digital nozzle 5 forms a stable meniscus.
The ink box 3 is a component used for storing printing ink in the ink-jet printer and finally completing printing and ink supply, the ink in the ink box 3 is sprayed out by the digital nozzle 5 to form images and texts, the ink in the ink box 3 needs to be kept in a certain ink quantity range, so that the digital nozzle 5 can timely obtain enough ink to complete printing in the printing process, the negative pressure balance in the ink box 3 can be influenced by the instant fluctuation change of the ink liquid level in the ink box 3, and further the final printing quality is influenced, and therefore, the ink supply method provided by the embodiment of the invention needs to keep the stability of the ink liquid level in the ink box 3.
Level sensor 4 is a pressure sensor who measures the liquid level, sets up in the ink horn 3, can be used for detecting the liquid level of ink in the ink horn 3, also be the ink volume, through level sensor 4 real-time supervision the volume of ink in the ink horn 3 can further provide spacing protection, guarantees the ink volume in the ink horn 3 keeps in normal range.
The digital nozzle 5 is a device which can eject ink on an inkjet printer and consume the ink on a printing medium to form a printed image, and the type of the digital nozzle 5, the number of nozzles on the digital nozzle 5, and the like can be selected according to the requirement on the printing effect of the printed image. Moreover, the digital nozzle 5 is a high-precision device, and has a high requirement on negative pressure fluctuation, and the fluctuation of the liquid level of the ink in the ink box 3 is easy to cause that part of gas in the ink box 3 is doped into the ink and finally enters the digital nozzle 5, so that the phenomena of deformation, track change and the like of ejected ink drops are caused, and the printing quality is influenced.
The ink supply pump 6 is arranged between the ink cartridge 3 and the ink barrel 7, and is configured to pump ink in the ink barrel 7 into the ink cartridge 3 to replenish the ink to the ink cartridge 3, after the predicted ink consumption is calculated by the ink supply method provided in the embodiment of the present invention, the size of the ink supply amount is controlled by the ink supply pump 6, the ink supply pump 6 is connected to the print control module 8 to obtain the predicted ink consumption, the ink supply pump 6 and the print control module 8 are in wired connection in the example shown in fig. 1, in other application scenarios, data signal transmission may also be achieved by using a wireless connection manner, and there is no need to be limitation imposed on the application scenarios.
The ink barrel 7 is a device which is mainly used for storing a large amount of ink in the ink jet printer and is used for supplementing the ink consumed in the printing process to the ink box 3, the ink is transferred from the ink barrel 7 to the ink box 3 through the ink supply pump 6, and the ink barrel 7 can be replaced or added with the ink after the ink is consumed. And, it is preferable that the ink inlet pipe of the ink supply pump 6 is communicated with the side wall and/or the bottom of the ink cartridge 3, so as to further ensure stable ink filling in the ink cartridge 3 and reduce liquid level fluctuation, and fig. 2 shows a case where the ink inlet pipe of the ink supply pump 6 is communicated with the bottom of the ink cartridge 3.
The printing control module 8 is a main body capable of executing the ink supply method provided by the embodiment of the present invention, and is capable of calculating the predicted ink consumption according to the printing data and sending a control signal to the ink supply pump 6 to realize ink supply. Further, the printing control module 8 can also control the vacuum generator 1, the negative pressure stabilizing device 2 and the ink supply pump 6 according to the data collected by the negative pressure stabilizing device 2 and the liquid level sensor 4, so as to further ensure the liquid level stable state in the ink box 3.
Specifically, the embodiments of the present invention will be further explained below with reference to the drawings.
Example one
The embodiment of the present invention provides an ink supply method, which is applied to an ink path negative pressure control system, wherein the system includes an ink supply pump, the ink supply pump is used for transferring ink in an ink barrel into an ink cartridge, the ink supply pump, the ink barrel and the ink cartridge may be the ink supply pump 6, the ink barrel 7 and the ink cartridge 3 shown in the above application scenarios and fig. 1 and 2, and specifically may be set according to actual needs, please refer to fig. 3, which shows a flow of the ink supply method provided by the embodiment of the present invention, and the method includes, but is not limited to, the following steps:
step S10: acquiring printing data of a current image to be printed;
in the embodiment of the invention, the printing control module acquires printing data in real time, wherein the printing data comprises data of ink jetting area, ink jetting times at the same position, ink jetting size, ink jetting position and the like of a printing image, and the printing control module can acquire a printing task input by a user or automatically acquire an image to be printed according to a preset printing task, and further determine the printing data from the image to be printed so as to calculate the ink amount required for printing the printing image.
Step S20: determining the predicted ink consumption of the digital spray head to execute the current ink-jet printing work according to the printing data;
in the embodiment of the present invention, in order to replenish the ink in the ink cartridge in real time and achieve how much ink is replenished in time when how much ink is consumed, it is necessary to calculate the predicted ink consumption amount when performing the inkjet printing operation each time. Specifically, the determining the predicted ink consumption of the digital nozzle to execute the current inkjet printing work according to the printing data includes: determining the ink jetting amount required to be consumed by each nozzle on the digital nozzle during ink jetting each time when the current ink jetting work is executed; and accumulating the ink jetting amount required to be consumed by all the nozzles during each printing to obtain the predicted ink consumption amount.
Step S30: and controlling the ink supply pump to supplement the ink for the ink box according to the predicted ink consumption.
In an embodiment of the present invention, the controlling the ink supply pump to replenish the ink cartridge with ink according to the predicted ink consumption includes: and according to the calculated predicted ink consumption, replenishing ink to the ink box in real time according to a preset speed. Specifically, the printing control module sends the predicted ink consumption to the ink supply pump, the ink supply pump supplements the ink in real time in the printing process according to the numerical value of the predicted ink consumption, and the ink supplement is smooth and stable, so that the dynamic balance of the ink in the ink box is ensured. During the ink replenishing process, the ink replenishing speed can be controlled, the ink can be slowly replenished so as to further reduce the fluctuation of the ink liquid level in the ink box, for example, the predicted ink consumption can be divided by the required time between the current ink-jet printing and the next ink-jet printing to obtain the replenishing speed, and the ink supplying pump is controlled to supply ink according to the replenishing speed, so that the ink in the ink box can be timely replenished during the next ink-jet printing, the ink can be replenished to the ink box at a stable speed, and the fluctuation of the liquid level is reduced.
In some embodiments, the ink path negative pressure control system further includes a vacuum generator, a negative pressure stabilizing device, and a negative pressure number detecting device, the negative pressure stabilizing device is respectively connected to the vacuum generator and the negative pressure number detecting device, the vacuum generator and the negative pressure stabilizing device may be the vacuum generator 1 and the negative pressure stabilizing device 2 shown in the above application scenarios and fig. 1 and fig. 2, please refer to fig. 4, which shows a flow of another ink supply method provided by an embodiment of the present invention, and the method may be specifically set according to actual needs, and further includes:
step S41: detecting a negative pressure value in the ink cartridge by the negative pressure number detection device;
step S42: judging whether the negative pressure value in the ink box is within a preset range of a set negative pressure value or not; if not, jumping to step S43;
step S43: and adjusting the negative pressure in the ink box through the vacuum generator so as to adjust the negative pressure in the ink box to the set negative pressure value.
Specifically, the ink supply pump is used for supplying ink to the ink box in real time, the negative pressure stabilizing device and the negative pressure number detection device can be further arranged for monitoring the negative pressure value in the ink box in real time, the change situation of the negative pressure value in the ink box is judged, if the negative pressure value in the ink box changes and changes greatly, the change exceeds the normal fluctuation range, namely the preset range of the set negative pressure value, the negative pressure value in the ink box is required to be adjusted to the set negative pressure value quickly, timely and automatically through the vacuum generator, and the negative pressure in the ink box is determined to be stable.
In some embodiments, the ink path negative pressure control system further includes a liquid level sensor, where the liquid level sensor may be the liquid level sensor 4 shown in fig. 1 and fig. 2, please refer to fig. 5, which shows a flow of another ink supply method provided in an embodiment of the present invention, and the flow may be specifically set according to actual needs, where the method further includes:
step S51: detecting an actual amount of ink within the ink cartridge by the level sensor;
step S52: judging whether the actual ink quantity is lower than the lower ink limit value of the ink box or higher than the upper ink limit value of the ink box;
step S53: if the actual ink quantity is lower than the lower ink limit value of the ink box, calculating the ink supply quantity required to be increased by the ink supply pump according to the ink adding times and the ink adding quantity from the actual ink quantity to the lower ink limit value;
step S54: and if the actual ink amount is higher than the upper ink limit value of the ink box, calculating the ink supply amount required to be reduced by the ink supply pump according to the ink adding times and the ink adding amount from the actual ink amount to the upper ink limit value of the ink box.
Further, because the nozzles of the digital nozzle cannot be completely consistent due to processing, a small difference exists, so that the amount of ink ejected by each nozzle is slightly different from a theoretical condition, and further, the difference exists between the amount of ink actually ejected by each nozzle and the theoretically predicted amount of ink consumed calculated by the print control module, and an error accumulation is caused along with the increase of the ink ejection times, so that the situation that the amount of ink in the ink cartridge is too much or too little is caused.
In some embodiments, with continuing reference to fig. 5, when the actual amount of ink is below the lower ink limit value of the ink cartridge or the actual amount of ink is above the upper ink limit value of the ink cartridge, the method further comprises:
step S55: and outputting the warning information.
In the embodiment of the invention, when the actual ink quantity is lower than the lower ink limit value of the ink box or the actual ink quantity is higher than the upper ink limit value of the ink box, warning information can be output, so that a user can know the ink condition in the ink box, and further, the printing task can be adjusted.
Example two
An embodiment of the present invention further provides a printing control module, please refer to fig. 6, which shows a hardware structure of a printing control module 8 capable of executing the ink supplying method described in fig. 3 to fig. 5, where the printing control module 8 may be the printing control module 8 shown in fig. 1 and fig. 2.
The print control module 8 includes: at least one processor 81; and a memory 82 communicatively coupled to the at least one processor 81, with one processor 81 being illustrated in fig. 6 as an example. The memory 82 stores instructions executable by the at least one processor 81 to enable the at least one processor 81 to perform the ink supply method described above with reference to fig. 3-5. The processor 81 and the memory 82 may be connected by a bus or other means, and fig. 6 illustrates the connection by a bus as an example.
The memory 82, which is a non-volatile computer-readable storage medium, may be used to store non-volatile software programs, non-volatile computer-executable programs, and modules, such as program instructions/modules corresponding to the ink supply method in the embodiments of the present application. The processor 81 executes various functional applications of the server and data processing, namely, implements the ink supply method of the first embodiment of the method described above, by running the nonvolatile software program, instructions, and modules stored in the memory 82.
The memory 82 may include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application program required for at least one function; the storage data area may store data created according to the use of the ink supply device, and the like. Further, the memory 82 may include high speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other non-volatile solid state memory device. In some embodiments, the memory 82 may optionally include memory located remotely from the processor 81, which may be connected to the ink supply via a network. Examples of such networks include, but are not limited to, the internet, intranets, local area networks, mobile communication networks, and combinations thereof.
The one or more modules are stored in the memory 82 and, when executed by the one or more processors 81, perform the ink supply method of any of the method embodiments described above, e.g., performing the method steps of fig. 3-5 described above.
The product can execute the method provided by the embodiment of the application, and has the corresponding functional modules and beneficial effects of the execution method. For technical details that are not described in detail in this embodiment, reference may be made to the methods provided in the embodiments of the present application.
Embodiments of the present application also provide a non-transitory computer-readable storage medium storing computer-executable instructions for execution by one or more processors, e.g., to perform the method steps of fig. 3-5 described above.
Embodiments of the present application also provide a computer program product comprising a computer program stored on a non-transitory computer readable storage medium, the computer program comprising program instructions which, when executed by a computer, cause the computer to perform the ink supply method of any of the above-described method embodiments, e.g. to perform the method steps of fig. 3 to 5 described above.
EXAMPLE III
An embodiment of the present invention provides an ink path negative pressure control system, please refer to fig. 7, which shows a structure of the ink path negative pressure control system provided in the embodiment of the present invention, where the ink path negative pressure control system 10 at least includes: an ink supply pump 6 and a print control module 8.
The ink supply pump 6 is connected to the printing control module 8, and is configured to replenish ink to the ink cartridge 3 according to a control instruction issued by the printing control module 8. Further, an ink inlet pipe of the ink supply pump 6 communicates with a side wall and/or a bottom of the ink cartridge 3.
In some embodiments, with continued reference to fig. 7, the ink path negative pressure control system 10 further includes: a vacuum generator 1, a negative pressure stabilizing device 2 and a negative pressure number detecting device 21. Wherein the negative pressure number detection means 21 is configured to detect a negative pressure value in the ink cartridge 3; the vacuum generator (1) is provided with a vacuum chamber, for adjusting the negative pressure value inside the cartridge 3; the negative pressure stabilizing device 2 is respectively connected with the negative pressure number detecting device 21 and the vacuum generator 1, and is configured to control the vacuum generator 1 to adjust the negative pressure value in the ink box 3 according to the negative pressure value detected by the negative pressure number detecting device 21.
In some embodiments, with continued reference to fig. 7, the ink path negative pressure control system 10 further includes: a liquid level sensor 4, the liquid level sensor 4 being connected to the print control module 8 for detecting an actual amount of ink in the ink cartridge 3, the print control module 8 being configured to control an amount of ink supplied by the ink supply pump 6 according to the actual amount of ink detected by the liquid level sensor 4.
It should be noted that, the printing control module 8 is the printing control module 8 according to the second embodiment, and can execute the ink supply method provided by the first embodiment of the present invention, and the structure, the connection mode, the working principle, the executed method steps, and the like of the printing control module 8 are shown in the first embodiment and the second embodiment and the drawings thereof, and are not described in detail herein; in addition, the vacuum generator 1, the negative pressure stabilizing device 2, the ink cartridge 3, the liquid level sensor 4, the ink supply pump 6, and the printing control module 8 according to the embodiment of the present invention may also be the vacuum generator 1, the negative pressure stabilizing device 2, the ink cartridge 3, the liquid level sensor 4, the ink supply pump 6, and the printing control module 8 described in the above fig. 1 and fig. 2 and the cited scenes, and refer to the above application scenes and the drawings thereof specifically, and detailed description thereof is omitted here.
Example four
An embodiment of the present invention provides an inkjet printer, please refer to fig. 8, which shows a structure of an inkjet printer provided by an embodiment of the present invention, where the inkjet printer 100 includes: the ink box 3, the digital nozzle 5, the ink barrel 7 and the ink path negative pressure control system 10.
The digital nozzle 5 is connected with the printing control module 8; the ink box 3 is connected with the digital spray head 5; the ink tank 7 is connected to the ink supply pump 6.
It should be noted that the ink path negative pressure control system 10 is the ink path negative pressure control system 10 according to the third embodiment, and the structure and the connection manner of the ink path negative pressure control system 10 are shown in the third embodiment and the drawings thereof, and will not be described in detail herein; in addition, the ink cartridge 3, the digital nozzle 5, the ink supply pump 6, and the ink tank 7 according to the embodiment of the present invention may also be the ink cartridge 3, the digital nozzle 5, the ink supply pump 6, and the ink tank 7 described in the above fig. 1 and fig. 2 and the cited scenes, and for details, refer to the above application scenes and the drawings thereof, and are not described in detail herein.
The embodiment of the invention provides an ink supply method, a printing control module, an ink path negative pressure control system and an ink jet printer, wherein the system comprises a printing control module and an ink supply pump, the printer comprises an ink barrel, an ink box, a digital nozzle and the system, the ink supply method firstly obtains printing data of a current image to be printed, then determines the predicted ink consumption of the digital nozzle for executing the current ink jet printing work according to the printing data, and finally controls the ink supply pump to supplement ink for the ink box according to the predicted ink consumption.
It should be noted that the above-described embodiments of the apparatus are merely schematic, where the units described as separate parts may or may not be physically separate, and the parts displayed as units may or may not be physical units, may be located in one place, or may also be distributed on multiple network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment.
Through the above description of the embodiments, those skilled in the art will clearly understand that each embodiment can be implemented by software plus a general hardware platform, and certainly can also be implemented by hardware. It will be understood by those skilled in the art that all or part of the processes of the methods of the embodiments described above can be implemented by hardware related to instructions of a computer program, which can be stored in a computer-readable storage medium, and when executed, can include the processes of the embodiments of the methods described above. The storage medium may be a magnetic disk, an optical disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), or the like.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; within the idea of the invention, also technical features in the above embodiments or in different embodiments may be combined, steps may be implemented in any order, and there are many other variations of the different aspects of the invention as described above, which are not provided in detail for the sake of brevity; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (10)
1. An ink supply method, applied to an ink path negative pressure control system, the system including an ink supply pump for transferring ink in an ink tank into an ink cartridge, the method comprising:
acquiring printing data of a current image to be printed;
determining the predicted ink consumption of the digital spray head for executing the current ink-jet printing work according to the printing data, wherein the ink-jet amount required to be consumed by each nozzle on the digital spray head for jetting ink each time when the current ink-jet work is executed is determined, and the ink-jet amount required to be consumed by all the nozzles for printing each time is accumulated to obtain the predicted ink consumption;
and controlling the ink supply pump to supplement ink to the ink box according to the predicted ink consumption, wherein the ink is supplemented to the ink box in real time according to the calculated predicted ink consumption and the preset speed.
2. An ink supply method as claimed in claim 1,
the ink path negative pressure control system further comprises a vacuum generator, a negative pressure stabilizing device and a negative pressure number detection device, wherein the negative pressure stabilizing device is respectively connected with the vacuum generator and the negative pressure number detection device, and the method further comprises the following steps:
detecting a negative pressure value in the ink cartridge by the negative pressure number detection device;
judging whether the negative pressure value in the ink box is within a preset range of a set negative pressure value or not;
if not, the negative pressure in the ink box is adjusted through the vacuum generator so as to adjust the negative pressure in the ink box to the set negative pressure value.
3. An ink supply method as claimed in claim 1,
the ink path negative pressure control system further comprises a liquid level sensor, and the method further comprises:
detecting an actual amount of ink within the ink cartridge by the level sensor;
judging whether the actual ink quantity is lower than the lower ink limit value of the ink box or higher than the upper ink limit value of the ink box;
if the actual ink quantity is lower than the lower ink limit value of the ink box, calculating the ink supply quantity required to be increased by the ink supply pump according to the ink adding times from the actual ink quantity to the lower ink limit value and the ink adding quantity;
and if the actual ink amount is higher than the upper ink limit value of the ink box, calculating the ink supply amount required to be reduced by the ink supply pump according to the ink adding times and the ink adding amount from the actual ink amount to the upper ink limit value of the ink box.
4. An ink supply method according to claim 3, further comprising:
and when the actual ink quantity is lower than the lower ink limit value of the ink box or the actual ink quantity is higher than the upper ink limit value of the ink box, outputting warning information.
5. A print control module, comprising:
at least one processor; and the number of the first and second groups,
a memory communicatively coupled to the at least one processor; wherein the content of the first and second substances,
the memory stores instructions executable by the at least one processor to enable the at least one processor to perform the method of any one of claims 1-4.
6. An ink path negative pressure control system, comprising:
the print control module of claim 5;
and the ink supply pump is connected with the printing control module and is configured to supplement ink for the ink box according to a control command issued by the printing control module.
7. The ink circuit negative pressure control system of claim 6,
an ink inlet pipe of the ink supply pump is communicated with the side wall and/or the bottom of the ink box.
8. The ink circuit negative pressure control system of claim 6 or 7, characterized in that the system further comprises:
negative pressure number detection means for detecting a negative pressure value in the ink cartridge;
the vacuum generator is used for adjusting the negative pressure value in the ink box;
and the negative pressure stabilizing device is respectively connected with the negative pressure number detection device and the vacuum generator and is configured to control the vacuum generator to adjust the negative pressure value in the ink box according to the negative pressure value detected by the negative pressure number detection device.
9. The ink circuit negative pressure control system of claim 6 or 7, characterized in that the system further comprises:
a liquid level sensor connected with the printing control module and used for detecting the actual ink quantity in the ink box,
the printing control module is configured to control an ink supply amount of the ink supply pump according to an actual ink amount detected by the liquid level sensor.
10. An ink jet printer, comprising:
the ink circuit negative pressure control system of any one of claims 6-9;
the digital nozzle is connected with the printing control module;
the ink box is connected with the digital sprayer;
and the ink barrel is connected with the ink supply pump.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210528947.4A CN115027142B (en) | 2022-05-16 | 2022-05-16 | Ink supply method, printing control module, ink path negative pressure control system and ink-jet printer |
| PCT/CN2023/087348 WO2023221687A1 (en) | 2022-05-16 | 2023-04-10 | Ink supply method, print control module, ink path negative-pressure control system and ink-jet printer |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210528947.4A CN115027142B (en) | 2022-05-16 | 2022-05-16 | Ink supply method, printing control module, ink path negative pressure control system and ink-jet printer |
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| CN115027142B true CN115027142B (en) | 2023-03-31 |
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| JP4371872B2 (en) * | 2004-03-24 | 2009-11-25 | 富士フイルム株式会社 | Ink replenishing apparatus, ink jet recording apparatus, and ink replenishing method |
| JP5004771B2 (en) * | 2007-11-22 | 2012-08-22 | 株式会社リコー | Image forming apparatus |
| CN106553455A (en) * | 2015-09-28 | 2017-04-05 | 陶琳 | Intelligent ink feeding system, ink supply control method and inkjet-printing device |
| DE102015223032A1 (en) * | 2015-11-23 | 2017-05-24 | Heidelberger Druckmaschinen Ag | Method for detecting ink leakage in an inkjet printing machine |
| CN205970401U (en) * | 2016-07-25 | 2017-02-22 | 洋紫荆油墨（浙江）有限公司 | Printing ink automatic control system |
| JP2019075020A (en) * | 2017-10-18 | 2019-05-16 | シヤチハタ株式会社 | Consumable material managing system and consumable material managing method |
| JP7080073B2 (en) * | 2018-03-14 | 2022-06-03 | 株式会社Ｓｃｒｅｅｎホールディングス | Image data processing method and printing system |
| JP7112654B2 (en) * | 2018-05-29 | 2022-08-04 | 京セラドキュメントソリューションズ株式会社 | image forming device |
| JP2019217684A (en) * | 2018-06-19 | 2019-12-26 | サカタインクス株式会社 | System for predicting ink-consuming amount |
| CN112339431B (en) * | 2020-11-05 | 2022-06-07 | 武汉国创科光电装备有限公司 | Ink-jet printing multi-nozzle ink path air pressure control system and application |
| CN113085391B (en) * | 2021-04-25 | 2022-04-01 | Tcl华星光电技术有限公司 | Ink jet printing apparatus |
| CN115027142B (en) * | 2022-05-16 | 2023-03-31 | 深圳汉弘软件技术有限公司 | Ink supply method, printing control module, ink path negative pressure control system and ink-jet printer |
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| WO2023221687A1 (en) | 2023-11-23 |
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