CN215970690U - Ink-jet printer with automatic ink consumption counting function - Google Patents
Ink-jet printer with automatic ink consumption counting function Download PDFInfo
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- CN215970690U CN215970690U CN202122222462.6U CN202122222462U CN215970690U CN 215970690 U CN215970690 U CN 215970690U CN 202122222462 U CN202122222462 U CN 202122222462U CN 215970690 U CN215970690 U CN 215970690U
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Abstract
The utility model belongs to the technical field of ink-jet printing, solves the problem of error in the conventional ink consumption statistics, and provides an ink-jet printer with an automatic ink consumption statistics function. The controller is electrically connected with each ink supply pump and comprises a control circuit and a timing circuit, wherein the control circuit controls each ink supply pump to work, and the timing circuit times the working time of each ink supply pump. The ink-jet printer supplies the ink in each ink box to the spray head through the ink supply pump, and times the working time of each ink supply pump so as to realize the technical scheme of accurately counting the ink consumption by acquiring the flowing time of the ink.
Description
Technical Field
The utility model belongs to the technical field of ink-jet printing, and particularly relates to an ink-jet printer with an automatic ink consumption counting function.
Background
In the inkjet printing field, whether have ink in the ink horn of printer need all be confirmed to the printing in-process and before printing, if do not have ink can cause lack of ink, can not print, perhaps directly print under the condition of lack of ink and can cause the shower nozzle to beat for a long time, can cause permanent damage to the shower nozzle, cause loss of property. Therefore, in the field of ink-jet printing, the amount of ink needs to be detected in real time, and if an ink shortage prompt appears, the ink shortage needs to be confirmed, and then the corresponding ink is added. The existing ink-jet printer of the flat-panel printer can only count the consumed ink amount when the ink-jet printer is used for jetting ink by the nozzle, but the ink-jet printer can also be used in other ink consumption occasions, for example, the ink needs to be jetted by the nozzle when the ink-jet printer is cleaned in daily maintenance (in a non-printing state), the ink consumption in the situation cannot be counted in the ink consumption, errors exist in the counting of the ink consumption of the ink-jet printer, and the residual ink amount in the ink box cannot be counted correctly. Therefore, the skilled person would like to calculate the consumed ink amount more accurately by calculating the flow rate of the ink delivery conduit times the flow time of the ink, but there is no relevant technical solution in the art to solve the problem.
SUMMERY OF THE UTILITY MODEL
In view of this, the present application provides an inkjet printer with an automatic ink consumption counting function, so as to implement a technical solution of accurately counting the ink consumption by obtaining the flowing time of the ink.
The embodiment of the utility model provides an ink-jet printer with an automatic ink consumption counting function, which is characterized by comprising the following components:
at least one ink flow path, each ink flow path comprises an ink box, an ink supply pump and a spray head which are communicated with each other through a pipeline in sequence, the ink supply pump is provided with a rated ink supply amount per unit time and is used for supplying ink in the ink box to the spray head; and the controller is electrically connected with each ink supply pump and comprises a control circuit and a timing circuit, the control circuit controls each ink supply pump to work, and the timing circuit times the working time of each ink supply pump.
The controller further comprises a first parameter receiving circuit and a calculating circuit, wherein the calculating circuit comprises a first multiplier, the first parameter receiving circuit is used for receiving the unit time length ink supply amount of each ink supply pump input by a user, one input end of the first multiplier is electrically connected with the timing circuit, and the other input end of the first multiplier is electrically connected with the first parameter receiving circuit and is used for calculating the ink consumption amount corresponding to each ink box.
Further, the ink flow paths are provided in plural and the ink colors respectively stored in the plural corresponding ink cartridges include: black, cyan, magenta, yellow, light cyan, light magenta, and white.
Further, a bag filter is provided between the ink cartridge and the ink supply pump in the same ink flow path.
Further, a check valve is provided between the ink supply pump and the head in the same ink flow path.
Further, an ink return flow path is arranged in parallel in the ink flow path of a white ink box for storing white ink, the ink return flow path is sequentially communicated with the white ink box, an ink return pump with a unit time length ink return amount, an ink return cavity and the spray head, the ink return pump is used for recovering ink in the ink return cavity to the white ink box, the ink return pump is electrically connected with the controller, the controller controls the ink return pump to work, and the timing circuit times the working time length of the ink return pump.
Further, the ink jet printer further includes a first flow rate sensor and a second flow rate sensor in the same ink flow path upstream and downstream of the ink supply pump and both electrically connected to the controller.
Further, the first flow rate sensor is disposed between the bladder filter and an ink supply pump, and the second flow rate sensor is disposed between the ink supply pump and the check valve.
The controller further comprises a second parameter receiving circuit for receiving the initial ink storage amount of each ink cartridge input by a user, and the computing circuit further comprises a subtracter, wherein one input end of the subtracter is electrically connected with the second parameter receiving circuit, and the other input end of the subtracter is electrically connected with the electrical output end of the first multiplier for computing the remaining ink amount corresponding to each ink cartridge.
Further, the inkjet printer further comprises a display device and an alarm device electrically connected with the controller, wherein the display device is used for displaying information of the ink consumption amount and the residual ink amount corresponding to each ink cartridge, the controller further comprises a memory storing an ink amount threshold value, and the alarm device gives an alarm when the residual ink amount is lower than the ink amount threshold value.
In conclusion, the beneficial effects of the utility model are as follows:
the ink-jet printer with the automatic ink consumption counting function provided by the embodiment of the utility model supplies the ink in each ink box to the spray head through the ink supply pump, and times the working time of each ink supply pump through the timer, thereby realizing the technical scheme of accurately counting the ink consumption by acquiring the flowing time of the ink.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below, and for those skilled in the art, without any creative effort, other drawings may be obtained according to the drawings, and these drawings are all within the protection scope of the present invention.
FIG. 1 is a simplified schematic diagram of an ink jet printer with automatic ink consumption statistics function according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a structural framework of an ink jet printer with an automatic ink consumption counting function according to an embodiment of the present invention;
description of reference numerals:
1. an ink cartridge; 2. an ink supply pump; 3. a bladder filter; 4. a one-way valve; 5. and an ink return pump.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element. In case of conflict, the various features of the embodiments of the present invention may be combined with each other and are within the scope of the present invention.
Referring to fig. 1 and 2, an ink jet printer (hereinafter, referred to as an "ink jet printer") having an automatic ink consumption statistics function according to an embodiment of the present invention, which includes at least one ink flow path, is capable of automatically performing ink consumption statistics for each ink cartridge 1. Each ink flow path includes an ink cartridge 1 for storing ink, an ink supply pump 2 having an ink supply amount per unit time, that is, an ink flow meter of ml/s (milliliter/second), specifically, 3.2ml/s in the present embodiment, and a head (not shown, the ink supply pump 2 is a constant volume pump in the present embodiment) that are sequentially connected by a pipe, wherein the ink supply pump 2 employs a diaphragm pump and has an operating voltage of 7W, the ink supply pump 2 is configured to supply ink in the ink cartridge 1 to the head, and the head has a plurality of nozzles, and the head may be configured to be common to a plurality of ink flow paths or may be configured to be common to more than one ink flow path and selectively supply more than one ink flow path. The ink-jet printer also comprises a controller which can be a CPU, a PLC and the like, each ink supply pump 2 of the controller is electrically connected and comprises a control circuit and a timing circuit, the control circuit controls each ink supply pump 2 to work, the timing circuit times the working time of each ink supply pump 2, the working time is s (second), the working time can be a single-time working time and then is accumulated so as to indirectly count the ink consumption of the ink box 1, or can be an accumulated working time so as to directly count the ink consumption of the ink box 1, and the accumulated working time is used as the working time for explanation if no special explanation is provided below. Wherein the person skilled in the art calculates, according to calculation formulas known in the art:
using ink quantity V as flow Q of ink supply pump multiplied by working time t
The corresponding ink consumption of the ink box is calculated manually, and the working time t can be obtained by a technician in various ways, for example, displayed by a display screen electrically connected with the controller, so that the technician can know the working time t.
The ink jet printer of the embodiment supplies the ink in each ink box to the nozzle through the ink supply pump, and times the working time of each ink supply pump 2, so as to realize the technical scheme of calculating the consumed ink amount by calculating the flow of the ink delivery pipeline multiplied by the flowing time of the ink. Meanwhile, the embodiment also avoids the defects existing in the prior art of counting the amount of ink flowing through the spray head, and has the advantage of accurate result of ink consumption counting, thereby providing basis for more accurately judging the amount of residual ink in the ink box 1 and further ensuring the normal work of the ink-jet printer.
In one embodiment, the controller further includes a calculating circuit, the calculating circuit multiplies the operating time length by the unit time length to obtain the corresponding ink consumption of the ink cartridge 1, the controller further includes a first parameter receiving circuit and a calculating circuit, the calculating circuit includes a first multiplier, the first parameter receiving circuit is used for receiving the unit time length ink supply amount of each ink supply pump input by a user, one input end of the first multiplier is electrically connected with the timing circuit, and the other input end of the first multiplier is electrically connected with the first parameter receiving circuit and is used for calculating the corresponding ink consumption of each ink cartridge. Therefore, the ink consumption of the ink box can be automatically counted through the calculating circuit, and the ink consumption can be counted more simply and conveniently. In one embodiment, the bag filter 3 is arranged between the ink box 1 and the ink supply pump 2 in the same ink flow path, the controller can calculate the service life of the bag filter 3 by calculating the total working time of the ink supply pump, so that when the bag filter 3 is influenced by impurities and the like to cause the filtering performance to be suddenly reduced, namely the service life is close to the end, the controller prompts replacement by using an alarm device (further explained below), thereby preventing the serious deviation between the actual ink supply amount of the ink supply pump 2 and the ink supply amount per unit time caused by the fact that the ink flow speed is reduced due to the sudden reduction of the filtering performance, and avoiding the statistical error of the ink consumption.
In one embodiment, a check valve 4 is provided between the ink supply pump 2 and the head in the same ink flow path, and the controller sets the check valve 4 to prevent the ink in the head from flowing back into the ink cartridge.
In one embodiment, the ink flow paths are provided in plural and the respective ink colors stored in the corresponding plural ink cartridges 1 include: black, cyan, magenta, yellow, light cyan, light magenta and white, and in addition, gray and red can be further included, so that the ink-jet printer can automatically and accurately count the ink consumption of the ink cartridges 1 of various colors, and ensure rich colors and normal operation of printing.
In one embodiment, the ink flow path of the white ink cartridge 1 for storing white ink is further connected in parallel with an ink return flow path, the ink return flow path is sequentially connected with the white ink cartridge 1, an ink return pump 5 with an ink return amount per unit time length, an ink return chamber (not shown) and a nozzle, wherein the ink return pump 5 is a peristaltic pump, the operating voltage is 24W, the ink return amount per unit time length is specifically set to be 1.38ml/s in the embodiment, the ink return pump 5 is used for recovering ink in the ink return chamber to the white ink cartridge 1, the ink return pump 5 is electrically connected with the controller, the control circuit controls the ink return pump 5 to operate, the timing circuit times the operating time length of the ink return pump 5, the computing circuit multiplies the operating time length of the ink return pump 5 by the ink return amount per unit time length to obtain the ink return amount, the computing circuit further subtracts the ink return amount from the ink consumption amount of the white ink cartridge 1 to be used as the actual ink consumption amount of the white ink 1, in one embodiment, the controller further comprises a first memory for storing the ink return amount per unit time length, the calculation circuit further comprises a second multiplier and a first subtracter, one input end of the second multiplier is electrically connected with the second memory, and the other input end of the second multiplier is electrically connected with the timing circuit and is used for calculating the ink return amount of the ink return pump; one input end of the first subtracter is electrically connected with the output end of the second multiplier, and the other input end of the first subtracter is electrically connected with the output end of the first multiplier, and the first subtracter is used for calculating the actual ink consumption of the white ink box 1, so that the white ink box 1 can receive the white ink recovered by the ink return pump 5, the actual ink consumption is obtained by subtracting the ink return from the ink consumption of the white ink box 1, and the statistical accuracy of the ink consumption of the white ink box 1 is guaranteed.
In one embodiment, the controller further includes a memory, the memory stores the initial ink storage amount of each ink cartridge 1 and the counted ink consumption, and the computing circuit subtracts the ink consumption from the initial ink storage amount to obtain the remaining ink amount.
In another embodiment, the controller further includes a second parameter receiving circuit for receiving an initial ink storage amount of each of the ink cartridges input by a user, and the calculating circuit further includes a subtractor, one input terminal of which is electrically connected to the second parameter receiving circuit, and the other input terminal of which is electrically connected to the output terminal of the first multiplier, for calculating a remaining ink amount corresponding to each of the ink cartridges.
Referring specifically to fig. 2, in one embodiment, the inkjet printer further includes a display device and an alarm device electrically connected to the controller, the display device, such as a liquid crystal panel, is used to display information on the amount of ink used and the amount of ink remaining for each ink cartridge 1, the memory further stores an ink amount threshold, and the alarm device, such as a horn, issues an alarm when the amount of ink remaining is lower than the ink amount threshold. Therefore, the ink-jet printer not only automatically and accurately counts the ink consumption and visually displays related information, but also prevents the damage to the ink-jet printer caused by printing in an ink shortage state through alarming.
Referring to fig. 1 with emphasis, in one embodiment, the inkjet printer further includes a first flow rate sensor (not shown) and a second flow rate sensor (not shown) both located upstream and downstream of the ink supply pump 2 in the same ink flow path and electrically connected to the controller, and preferably, the first flow rate sensor is disposed between the bladder filter 3 and the ink supply pump 2, and the second flow rate sensor is disposed between the ink supply pump 2 and the check valve 4, so that errors in flow rate abnormality of ink in the ink flow path leading to statistics of the ink usage can be eliminated by comparing the sensing results of the first flow rate sensor and the second flow rate sensor with the corresponding ink supply amount per unit time of the ink supply pump 2 by the controller, respectively.
In one embodiment, the controller further comprises a correction circuit, the correction circuit comprises a first subtractor and a second subtractor, one input end of the first subtractor is electrically connected with the first flow rate sensor, the other input end of the first subtractor is electrically connected with the second flow rate sensor for calculating the advanced time length, one input end of the second subtractor is electrically connected with the timing circuit, the other input end of the second subtractor is electrically connected with the output end of the first subtractor, the output end of the second subtractor is electrically connected with the input end of the first multiplier, as a possible situation of the above flow rate abnormality, the ink supply pump 2 needs to firstly drive the upstream ink to flow into the interior of the pump to further generate larger hydraulic pressure to drive the ink to be supplied downstream after being started, namely the first flow rate sensor senses the ink flow in advance compared with the second flow rate sensor, and the advanced time length is calculated by the correction circuit, and the correction circuit takes the working time length minus the advance time length as the actual working time length to be multiplied by the ink consumption of the calculation circuit, so the statistical accuracy of the ink consumption of each ink box 1 is further improved.
In one embodiment, when the ink supply pump 2 is turned off, due to inertia of the pump core of the ink supply pump 2, a small amount of ink inside the pump is still supplied to the downstream under the action of the inertial driving force of the pump core after the ink supply pump 2 is turned off, that is, the second flow rate sensor can sense further inertial ink supply of the ink supply pump 2, the correction circuit calculates the time length of the inertial ink supply, that is, the lag time length, and the working time length plus the lag time length is used as the actual working time length to be multiplied by the ink consumption of the calculation circuit, so that the statistical accuracy of the ink consumption of each ink cartridge 1 is further improved.
The programs adopted in the utility model are all common programs in the prior art, and the ink quantity statistics of the utility model can also be realized by using hardware circuits.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the utility model has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the 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 jet printer having an automatic ink usage amount counting function, comprising:
at least one ink flow path, each ink flow path comprises an ink box, an ink supply pump and a spray head which are communicated with each other through a pipeline in sequence, the ink supply pump is provided with a rated ink supply amount per unit time and is used for supplying ink in the ink box to the spray head; and the controller is electrically connected with each ink supply pump and comprises a control circuit and a timing circuit, the control circuit controls each ink supply pump to work, and the timing circuit times the working time of each ink supply pump.
2. The inkjet printer of claim 1, wherein the controller further comprises a first parameter receiving circuit and a calculating circuit, the calculating circuit comprises a first multiplier, the first parameter receiving circuit is configured to receive a user-input unit time length ink supply amount of each of the ink supply pumps, one input end of the first multiplier is electrically connected to the timing circuit, and the other input end of the first multiplier is electrically connected to the first parameter receiving circuit, and is configured to calculate an ink usage amount corresponding to each of the ink cartridges.
3. The inkjet printer of claim 2,
the ink flow path is provided in plurality and the ink colors stored in the corresponding plurality of ink cartridges respectively include: black, cyan, magenta, yellow, light cyan, light magenta, and white.
4. The inkjet printer of claim 2,
a bag filter is provided between the ink cartridge and the ink supply pump in the same ink flow path.
5. The inkjet printer of claim 4,
a check valve is provided between the ink supply pump and the head in the same ink flow path.
6. The inkjet printer of claim 5,
the ink return flow path is communicated with the white ink box, an ink return pump with unit time length ink return amount, an ink return cavity and the spray head in sequence, the ink return pump is used for recovering ink in the ink return cavity to the white ink box, the ink return pump is electrically connected with the controller, the controller controls the ink return pump to work, and the timing circuit times the working time length of the ink return pump.
7. The inkjet printer of claim 6,
the ink jet printer also includes first and second flow rate sensors in the same ink flow path upstream and downstream of the ink supply pump and both electrically connected to the controller.
8. The inkjet printer of claim 7,
the first flow rate sensor is disposed between the bladder filter and an ink supply pump, and the second flow rate sensor is disposed between the ink supply pump and the check valve.
9. The inkjet printer according to any one of claims 2 to 8,
the controller also comprises a second parameter receiving circuit used for receiving the initial ink storage amount of each ink box input by a user, and the calculating circuit also comprises a subtracter, wherein one input end of the subtracter is electrically connected with the second parameter receiving circuit, and the other input end of the subtracter is electrically connected with the electric output end of the first multiplier and is used for calculating the residual ink amount corresponding to each ink box.
10. The inkjet printer of claim 9,
the ink-jet printer further comprises a display device and an alarm device which are electrically connected with the controller, wherein the display device is used for displaying the information of the ink consumption amount and the residual ink amount corresponding to each ink box, the controller further comprises a memory for storing an ink amount threshold value, and when the residual ink amount is lower than the ink amount threshold value, the alarm device gives an alarm.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022004387 | 2020-09-14 | ||
| CN2020220043871 | 2020-09-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114604001A (en) * | 2022-04-07 | 2022-06-10 | 张家港欧码喷码电子有限公司 | Circulating ink supply system for UV printer |
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- 2021-09-14 CN CN202122222462.6U patent/CN215970690U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114604001A (en) * | 2022-04-07 | 2022-06-10 | 张家港欧码喷码电子有限公司 | Circulating ink supply system for UV printer |
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