CN113002179A - Maintenance method of ink-jet printer and ink-jet printer - Google Patents

Maintenance method of ink-jet printer and ink-jet printer Download PDF

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Publication number
CN113002179A
CN113002179A CN202110203917.1A CN202110203917A CN113002179A CN 113002179 A CN113002179 A CN 113002179A CN 202110203917 A CN202110203917 A CN 202110203917A CN 113002179 A CN113002179 A CN 113002179A
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China
Prior art keywords
ink
text
scan
target
controlling
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Granted
Application number
CN202110203917.1A
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Chinese (zh)
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CN113002179B (en
Inventor
胡训安
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Shanghai Hannto Technology Inc
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Shanghai Hannto Technology Inc
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Priority to CN202110203917.1A priority Critical patent/CN113002179B/en
Publication of CN113002179A publication Critical patent/CN113002179A/en
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Publication of CN113002179B publication Critical patent/CN113002179B/en
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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
    • B41J2/135—Nozzles
    • B41J2/165—Prevention or detection of nozzle clogging, e.g. cleaning, capping or moistening for nozzles
    • B41J2/16517—Cleaning of print head nozzles
    • 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
    • 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
    • B41J2/135—Nozzles
    • B41J2/165—Prevention or detection of nozzle clogging, e.g. cleaning, capping or moistening for nozzles
    • B41J2/16517—Cleaning of print head nozzles
    • B41J2002/1657—Cleaning of only nozzles or print head parts being selected
    • 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
    • B41J2/135—Nozzles
    • B41J2/165—Prevention or detection of nozzle clogging, e.g. cleaning, capping or moistening for nozzles
    • B41J2/16517—Cleaning of print head nozzles
    • B41J2002/16573—Cleaning process logic, e.g. for determining type or order of cleaning processes

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  • Ink Jet (AREA)

Abstract

The application provides an ink jet printer and a maintenance method thereof. The application provides an inkjet printer maintenance method, is applied to the inkjet printer who is provided with the scan strip, the method includes: responding to a nozzle maintenance instruction, controlling the ink box to perform ink jet operation for one time aiming at a preset test text, and controlling the scanning bar to scan a printed text printed by the ink jet operation to obtain a scanned text; comparing the scanning text with the test text, and determining a target spray head to be blocked according to a comparison result; and controlling the target spray head to perform ink jet operation so as to dredge the target spray head through the sprayed ink. The ink-jet maintenance method and the ink-jet printer can maintain the ink-jet printer and prevent the phenomenon of plug.

Description

Maintenance method of ink-jet printer and ink-jet printer
Technical Field
The application relates to the technical field of printers, in particular to an ink-jet printer maintenance method and an ink-jet printer.
Background
The ink-jet printer prints and outputs by spraying liquid ink into fine particles through a nozzle onto printing paper. If the ink-jet printer is not used for a long time, the nozzle is easily blocked because the nozzle is soaked in the ink for a long time. Therefore, how to maintain the inkjet printer and prevent the blocking phenomenon is a problem to be solved urgently.
Disclosure of Invention
In view of the above, the present application provides a method for maintaining an inkjet printer and an inkjet printer to solve the deficiencies in the related art.
The application provides an ink-jet printer maintenance method, which is applied to an ink-jet printer provided with a scanning bar, and comprises the following steps:
responding to a nozzle maintenance instruction, controlling the ink box to perform ink jet operation for one time aiming at a preset test text, and controlling the scanning bar to scan a printed text printed by the ink jet operation to obtain a scanned text;
comparing the scanning text with the test text, and determining a target spray head to be blocked according to a comparison result;
and controlling the target spray head to perform ink jet operation so as to dredge the target spray head through the sprayed ink.
A second aspect of the present application provides an inkjet printer comprising an ink cartridge, a scan bar, and a controller; the controller is used for responding to a nozzle maintenance instruction, controlling the ink box to perform ink jet operation for one time aiming at a preset test text, and controlling the scanning bar to scan the printed text printed by the ink jet operation for this time to obtain a scanned text;
the controller is also used for comparing the scanning text with the test text and determining a blocked target nozzle according to a comparison result;
the controller is further used for controlling the target spray head to perform ink jet operation so as to dredge the target spray head through the sprayed ink.
The application provides an ink jet printer maintenance method and ink jet printer, through set up the scan strip on ink jet printer, and then respond to shower nozzle maintenance instruction, carry out an inkjet operation to predetermineeing the test text through control ink horn, and control the scan strip scans the print text that this inkjet operation printed out, obtains the scan text, and then will the scan text with the test text compares to confirm the target shower nozzle of shutoff according to the comparison result, thereby control the target shower nozzle carries out the inkjet operation. Therefore, the blocked target nozzle can be accurately found, the target nozzle is dredged through ink jet operation, and the problem of the plug can be solved.
Drawings
FIG. 1 is a flow chart of a first embodiment of a method for maintaining an inkjet printer provided in the present application;
FIG. 2 is a schematic diagram of an inkjet printer according to an exemplary embodiment of the present application;
FIG. 3 is a schematic block diagram of an inkjet printer according to another exemplary embodiment of the present application;
FIG. 4 is a flow chart illustrating a process for identifying a target showerhead according to an exemplary embodiment of the present application;
FIG. 5 is a schematic diagram of an implementation of a target showerhead according to an exemplary embodiment of the present application.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present application. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the present application, as detailed in the appended claims.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. As used in this application and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. It should also be understood that the term "and/or" as used herein refers to and encompasses any and all possible combinations of one or more of the associated listed items.
It is to be understood that although the terms first, second, third, etc. may be used herein to describe various information, such information should not be limited to these terms. These terms are only used to distinguish one type of information from another. For example, first information may also be referred to as second information, and similarly, second information may also be referred to as first information, without departing from the scope of the present application. The word "if" as used herein may be interpreted as "at … …" or "when … …" or "in response to a determination", depending on the context.
The application provides an ink-jet printer maintenance method and an ink-jet printer to maintain the ink-jet printer and avoid the phenomenon of a plug.
Several specific embodiments are given below to describe the technical solutions of the present application in detail, and these specific embodiments may be combined with each other, and details of the same or similar concepts or processes may not be repeated in some embodiments.
Fig. 1 is a flowchart of a first embodiment of a maintenance method of an inkjet printer according to the present application. Referring to fig. 1, the method provided in this embodiment is applied to an inkjet printer with a scan bar, and the method includes:
s101, responding to a nozzle maintenance instruction, controlling an ink box to perform ink jet operation for one time aiming at a preset test text, and controlling the scanning bar to scan a printed text printed by the ink jet operation to obtain a scanned text.
Specifically, the head maintenance instruction may be triggered when a specified key on the inkjet printer is executed with a specified operation. For example, a head maintenance button may be provided on an inkjet printer that triggers a head maintenance command when the head maintenance button is clicked. In addition, the preset test text can be set according to actual needs. For example, it may be text containing a particular pattern (e.g., in one embodiment, it may be text containing a trapezoid).
The control of the ink cartridge to perform an ink jet operation refers to controlling the ink cartridge to move from one end of the ink cartridge support frame to the other end, and changing liquid ink in the ink cartridge into fine particles through the nozzle during the moving process to be sprayed onto printing paper, so as to realize printing output.
Fig. 2 is a schematic structural diagram of an inkjet printer according to an exemplary embodiment of the present application. Referring to fig. 2, in this embodiment, the scan bar is disposed on the ink box support frame in parallel with the ink box, the scan bar can move along with the ink box during the movement of the ink box, and the scan width of the scan bar is greater than the ink ejection width of the ink box; at this time, the specific implementation process of this step may include:
(1) controlling the ink box to move along a specified direction to perform ink jet operation; wherein the specified direction is a direction in which the scan bar points to the ink cartridge;
(2) and controlling the scanning bar to scan the printed file printed by the ink-jet operation in the process of moving along with the ink box to obtain a scanned text. Specifically, referring to fig. 2, the scan bar may be fixedly connected to the ink cartridge, so that the scan bar may move along with the ink cartridge during a moving and ink-jet operation of the ink cartridge to scan a printed document printed by the ink-jet operation, so as to obtain a scanned document.
In addition, referring to fig. 2, the length of the scan bar may be greater than or equal to the length of the ink cartridge, so that the scan width of the scan bar is greater than or equal to the ink ejection width of the ink cartridge, that is, the range of one scan of the scan bar may cover the range of one print of the ink cartridge.
The following describes a specific implementation process of this step with reference to fig. 2:
referring to fig. 2, in the embodiment shown in fig. 2, the scan bar is disposed at the left end of the ink cartridge, and at this time, in response to the nozzle maintenance instruction, the ink cartridge may be controlled to move from left to right (i.e., the scan bar specifies the direction of the ink cartridge) to perform an ink ejection operation for a preset test text. Further, in the process of moving the ink box to the right, the scanning bar positioned on the left side of the ink box can scan the printed text printed by the ink-jet operation in the process of moving along with the ink box.
Further, fig. 3 is a schematic structural diagram of an inkjet printer according to another exemplary embodiment of the present application. Referring to fig. 3, in the example shown in fig. 3, the scan bar is disposed between the ink cartridge supporting frame and the paper outlet in parallel with the paper outlet, and a paper sensor is further disposed at the scan bar; the specific implementation process of the step may include:
and when the paper sensor detects that the paper arrives, controlling the scanning bar to scan the arrived paper so as to scan the printed text recorded on the paper and obtain the scanned text.
During the concrete realization, the sweep bar can set up the optional position in going out the paper passageway, in this application, does not restrict its specific position. And the scanning width of the scanning bar (matched with the length of the scanning bar) is larger than or equal to the width of the paper outlet so as to ensure that the scanning bar can completely cover the paper.
Further, the paper sensor may be a distance sensor or the like. For example, when the paper sensor is a distance sensor, it may determine that paper arrives when it is detected that the distance from the apparatus to the obstacle is less than a preset threshold value.
S102, comparing the scanning text with the testing text, and determining a target spray head to be blocked according to a comparison result.
FIG. 4 is a flow chart illustrating a process for identifying a target showerhead according to an exemplary embodiment of the present application. Referring to fig. 4, the method for determining a specific implementation process of a target nozzle according to this embodiment may include:
s401, extracting a text with contents, the length of which is equal to the ink jet width of the ink box, from the test text along the length direction of the test text in the sequence from front to back to serve as a target text.
For example, in one embodiment, the ink ejection width of the ink cartridge is 0.8CM, i.e., the ink cartridge can print 0.8CM of content each time the ink ejection operation is performed. At this time, 0.8CM of text with contents may be extracted from the test text as a target text along the length direction of the test text in the order from front to back.
S402, comparing the scanned text with the target text, and determining a difference area where the scanned text is not matched with the target area.
And S403, determining the spray head at the position corresponding to the difference area on the ink box as the target spray head.
FIG. 5 is a schematic diagram of an implementation of a target showerhead according to an exemplary embodiment of the present application. The following describes a specific implementation process for determining a target nozzle with reference to fig. 4 and 5:
referring to fig. 5, for example, in the example shown in fig. 5, for a target area with a length of 0.8cm, by comparing the scanned text with the target text, a difference area where the scanned text does not match with the target area is determined to be an area of 0.3 cm to 0.4 cm (as viewed from the paper ejection direction, that is, the direction indicated by the arrow in fig. 5). At this time, it was determined that the head at 0.3 cm to 0.4 cm on the ink cartridge was the target head for plugging as viewed from the paper ejection direction.
S103, carrying out ink jet operation on the target nozzle so as to dredge the target nozzle through the jetted ink.
Specifically, through carrying out ink jet operation on the target nozzle, the blocked target nozzle can be cleaned and dredged through ink, and the problem of the plug is solved.
According to the maintenance method of the ink-jet printer, the scanning bar is arranged on the ink-jet printer, the maintenance instruction of the nozzle is further responded, ink-jet operation is performed on a preset test text by controlling the ink box, the scanning bar is controlled to scan the printed text printed by the ink-jet operation, the scanned text is obtained, the scanned text is compared with the test text, the blocked target nozzle is determined according to the comparison result, and therefore the target nozzle is controlled to perform ink-jet operation. Therefore, the blocked target nozzle can be accurately found, the target nozzle is dredged through ink jet operation, and the problem of the plug can be solved.
Optionally, in an embodiment, after performing the inkjet operation on the target inkjet head, the method further includes:
and outputting the maintenance record to a user.
During specific implementation, the maintenance record can be output to a user through a user interface of the equipment; or reporting the maintenance record to a printer client or a server for managing the device, so as to output the maintenance record to a user through the printer client or the server.
Specifically, the maintenance record may include information such as time information at the time of maintenance, position information of the target head, and the like.
According to the method provided by the embodiment, the maintenance record is output to the user, so that the user can know the plugging condition and the maintenance condition of the blowout, and the user experience can be improved.
In correspondence with the foregoing embodiments of the maintenance method of an inkjet printer, the present application also provides embodiments of an inkjet printer.
The application provides an ink-jet printer, which comprises an ink box, a scanning bar and a controller; the controller is used for responding to a nozzle maintenance instruction, controlling the ink box to perform ink jet operation for one time aiming at a preset test text, and controlling the scanning bar to scan the printed text printed by the ink jet operation for this time to obtain a scanned text;
the controller is also used for comparing the scanning text with the test text and determining a blocked target nozzle according to a comparison result;
the controller is further used for controlling the target spray head to perform ink jet operation so as to dredge the target spray head through the sprayed ink.
The apparatus of this embodiment may be used to implement the technical solution of the method embodiment shown in fig. 1, and the implementation principle and the technical effect are similar, which are not described herein again.
Further, referring to fig. 2, the scan bar is disposed on the ink box supporting frame in a parallel manner with the ink box, the scan bar can move along with the ink box in the moving process of the ink box, and the scan width of the scan bar is greater than the ink ejection width of the ink box; the controller is specifically configured to:
controlling the ink box to move along a specified direction to perform an ink jet operation; wherein the specified direction is a direction in which the scan bar points to the ink cartridge;
and controlling the scanning bar to scan the printed file printed by the ink-jet operation in the process of moving along with the ink box to obtain a scanned text.
Further, referring to fig. 3, the scan bar is disposed between the ink cartridge supporting frame and the paper outlet in parallel with the paper outlet, and a paper sensor is disposed at the scan bar; the controller is specifically configured to:
and when the paper sensor detects that the paper arrives, controlling the scanning bar to scan the arrived paper so as to scan the printed text recorded on the paper and obtain the scanned text.
Further, the controller is specifically configured to:
extracting a text with contents, the length of which is equal to the ink jet width of the ink box, from the test text along the length direction of the test text in the sequence from front to back as a target text;
comparing the scanned text with the target text, and determining a difference area where the scanned text is not matched with the target area;
determining a head on the ink cartridge at a position corresponding to the difference region as the target head.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the scope of protection of the present application.

Claims (10)

1. A method of maintaining an inkjet printer, the method being applied to an inkjet printer provided with a scan bar, the method comprising:
responding to a nozzle maintenance instruction, controlling the ink box to perform ink jet operation for one time aiming at a preset test text, and controlling the scanning bar to scan a printed text printed by the ink jet operation to obtain a scanned text;
comparing the scanning text with the test text, and determining a target spray head to be blocked according to a comparison result;
and controlling the target spray head to perform ink jet operation so as to dredge the target spray head through the sprayed ink.
2. The method of claim 1, wherein the scan bar is disposed on a cartridge support frame in a parallel manner with the ink cartridge, the scan bar is movable along with the ink cartridge during movement of the ink cartridge, and a scan width of the scan bar is greater than or equal to an ink ejection width of the ink cartridge; the control ink horn carries out an inkjet operation to predetermineeing the test text to control scan strip scans the printing text that this inkjet operation printed out, obtains the scanning text, includes:
controlling the ink box to move along a specified direction to perform an ink jet operation; wherein the specified direction is a direction in which the scan bar points to the ink cartridge;
and controlling the scanning bar to scan the printed file printed by the ink-jet operation in the process of moving along with the ink box to obtain a scanned text.
3. The method according to claim 1, wherein the scan bar is disposed between the cartridge support frame and the paper outlet in parallel with the paper outlet, and a paper sensor is further disposed at the scan bar; the controlling the scan bar to scan the printed text includes:
and when the paper sensor detects that the paper arrives, controlling the scanning bar to scan the arrived paper so as to scan the printed text recorded on the paper and obtain the scanned text.
4. The method of claim 1, wherein determining the target sprinkler to block according to the comparison comprises:
extracting a text with contents, the length of which is equal to the ink jet width of the ink box, from the test text along the length direction of the test text in the sequence from front to back as a target text;
comparing the scanned text with the target text, and determining a difference area where the scanned text is not matched with the target area;
determining a head on the ink cartridge at a position corresponding to the difference region as the target head.
5. The method of claim 1, wherein after controlling the target nozzle to perform the ink jetting operation, the method further comprises:
and outputting the maintenance record to a user.
6. The method of claim 5, wherein outputting the maintenance record to the user comprises:
outputting a maintenance record to a user through a user interface of the equipment;
alternatively, the first and second electrodes may be,
and reporting the maintenance record to a printer client or a server for managing the equipment so as to output the maintenance record to a user through the printer client or the server.
7. An ink jet printer comprising an ink cartridge, a scan bar, and a controller; the controller is used for responding to a nozzle maintenance instruction, controlling the ink box to perform ink jet operation for one time aiming at a preset test text, and controlling the scanning bar to scan the printed text printed by the ink jet operation for this time to obtain a scanned text;
the controller is also used for comparing the scanning text with the test text and determining a blocked target nozzle according to a comparison result;
the controller is further used for controlling the target spray head to perform ink jet operation so as to dredge the target spray head through the sprayed ink.
8. The inkjet printer of claim 7, wherein the scan bar is disposed on the ink container support frame in a parallel manner with the ink container, the scan bar can move along with the ink container during the movement of the ink container, and the scan width of the scan bar is greater than or equal to the ink ejection width of the ink container; the controller is specifically configured to:
controlling the ink box to move along a specified direction to perform an ink jet operation; wherein the specified direction is a direction in which the scan bar points to the ink cartridge;
and controlling the scanning bar to scan the printed file printed by the ink-jet operation in the process of moving along with the ink box to obtain a scanned text.
9. The inkjet printer of claim 7, wherein the scan bar is disposed between the cartridge supporting frame and the paper outlet in parallel with the paper outlet, and a paper sensor is further disposed at the scan bar; the controller is specifically configured to:
and when the paper sensor detects that the paper arrives, controlling the scanning bar to scan the arrived paper so as to scan the printed text recorded on the paper and obtain the scanned text.
10. Inkjet printer according to claim 7, wherein the controller is specifically configured to:
extracting a text with contents, the length of which is equal to the ink jet width of the ink box, from the test text along the length direction of the test text in the sequence from front to back as a target text;
comparing the scanned text with the target text, and determining a difference area where the scanned text is not matched with the target area;
determining a head on the ink cartridge at a position corresponding to the difference region as the target head.
CN202110203917.1A 2021-02-23 2021-02-23 Maintenance method of ink-jet printer and ink-jet printer Active CN113002179B (en)

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JPH0994950A (en) * 1995-09-29 1997-04-08 Brother Ind Ltd Printer and test pattern printing method
JP2002079663A (en) * 2000-06-26 2002-03-19 Fuji Photo Film Co Ltd Apparatus and method for inspecting recording element of printer
CN1519123A (en) * 2003-01-23 2004-08-11 夏普株式会社 Printing appts.
CN1597327A (en) * 2003-06-27 2005-03-23 三星电子株式会社 Method of determining missing nozzles in an inkjet printer
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