CN108357208A - Adjust method, apparatus, equipment and the medium of pre-press data compensation abnormal nozzle - Google Patents
Adjust method, apparatus, equipment and the medium of pre-press data compensation abnormal nozzle Download PDFInfo
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- CN108357208A CN108357208A CN201810046388.7A CN201810046388A CN108357208A CN 108357208 A CN108357208 A CN 108357208A CN 201810046388 A CN201810046388 A CN 201810046388A CN 108357208 A CN108357208 A CN 108357208A
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- compensation
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Classifications
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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
- B41J2/07—Ink jet characterised by jet control
-
- 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
- B41J2/07—Ink jet characterised by jet control
- B41J2/12—Ink jet characterised by jet control testing or correcting charge or deflection
-
- 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
- B41J2/07—Ink jet characterised by jet control
- B41J2/125—Sensors, e.g. deflection sensors
-
- 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
- B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
- B41J29/38—Drives, motors, controls or automatic cut-off devices for the entire printing mechanism
Abstract
The embodiment of the present invention adjusts method, apparatus, equipment and the medium of pre-press data compensation abnormal nozzle.This method includes：Determine the location information of abnormal nozzle in nozzle；Print parameters are obtained, determine the mapping relations between data to be printed in the nozzle location and original print data file；According to the mapping relations and the location information of the abnormal nozzle, the compensation print data range compensated to the corresponding exception of abnormal nozzle data to be printed is obtained；Within the scope of the compensation print data determine it is non-go out inking data；By exception data to be printed replace it is described it is non-go out inking data generate compensation print data.Technical solution through the invention effectively compensates for the print data of abnormal nozzle, improves the quality of print image.
Description
Technical field
The present invention relates to the sides that inkjet printing technology field more particularly to a kind of adjustment pre-press data compensate abnormal nozzle
Method, device, equipment and medium.
Background technology
Inkjet printing refers to that ink droplet is ejected on print media to obtain image or word by the nozzle on nozzle.It is past
Duplex-scanning printing technique is the current common technology in inkjet printing field, and reciprocating scanning and printing is also referred to as more pass scannings and beats
Print, more pass scanning and printings, which refer to each unit of image to be printed, will carry out multiple interpolation and could print completion, Mei Gedan
Member is all made of multiple pixels, and each unit is made of 2 pixels if 2pass scanning and printings, and 3pass scanning and printings are then
Each unit is made of 3 pixels.If Fig. 1 is the schematic diagram of 4pass scanning and printings, a certain region A of image to be printed (or
Person is referred to as a block diagram picture) need 4 covering printings to complete, region A is made of several units N, and each unit N is by 4 pictures
Vegetarian refreshments forms；It is data block A1, data block A2, data block A3 and data block A4,4 numbers respectively that the data of region A, which are divided into 4 parts,
It is printed respectively by the different spray nozzles of nozzle according to block, the moving direction such as the L1 in Fig. 1 of print media, the moving direction of nozzle
Such as the G1 in Fig. 1.For nozzle in 1pass, the data block A1 of region A carries out printing completion by the parts Q1 of nozzle；Printing is situated between
Equal length of the parts Q1 of displacement distance and nozzle of the matter in 1pass on the directions L1, nozzle is in 2pass, region A
Data block A2 by nozzle Q2 part carry out printing completion；Print media move again it is equal with nozzle Q2 partial-lengths away from
From for nozzle in 3pass, the data block A3 of region A carries out printing completion by the parts Q3 of nozzle；Print media is moved and is sprayed again
The equal distance of head Q3 partial-lengths, in 4pass, the data block A4 of region A by the parts Q4 of nozzle printed nozzle
At.The region A for covering image to be printed by 4 times of nozzle different parts just prints completion, printing complete region A it is corresponding that
Block diagram picture.
Inkjet printer head worked after a very long time, due to originals such as ink road pollution, ink deposition, dust, steam
Situations such as cause easily causes spray nozzle abnormal state, these exceptions spray as blocked, tiltedly, is apprehensive, black amount is insufficient, so as to cause beating
There is the problems such as bracing wire, blank in the image of print, seriously affects the quality of product.
When spray nozzle abnormal state, the prior art is by cleaning, pressing ink and wipe to dredge nozzle, but cleaning
In the process, it would still be possible to have Partial Blocking nozzle that can not clean out, only in the case of several nozzles, moreover it is possible to carry out reluctantly
Production, but for requiring the imaging product of high-quality accuracy of measurement, there is still a need for replace nozzle；If the quantity of nozzle is more than whole
The 10% of a nozzle quantity, then this nozzle just have to replace.When only because small part condition of nozzles is abnormal and leads
Cause entire nozzle it is to be replaced fall, not only influence manufacturing schedule in this way, but also replace nozzle easily and also considerably increase production
Cost.
Invention content
An embodiment of the present invention provides adjustment pre-press data compensate abnormal nozzle method, apparatus, equipment and medium, to
Solve the problems, such as that anomalous effects print image quality occurs in the nozzle of inkjet printer head in the prior art.
In a first aspect, an embodiment of the present invention provides a kind of method that adjustment pre-press data compensates abnormal nozzle, the side
Method includes：
Determine the location information of abnormal nozzle in nozzle；
Print parameters are obtained, determine the mapping between data to be printed in the nozzle location and original print data file
Relationship；
According to the mapping relations and the location information of the abnormal nozzle, obtain to the corresponding exception of the abnormal nozzle
The compensation print data range that data to be printed compensate；
Within the scope of the compensation print data determine it is non-go out inking data；
By exception data to be printed replace it is described it is non-go out inking data generate compensation print data.
Preferably, the compensation print data range is by with several printings of exception data grid technology to be printed
Data form.
Preferably, the compensation print data range be with the first connected domain of exception data grid technology to be printed or
Second connected domain, first connected domain include exception data to be printed, and second connected domain does not include the exception
Data to be printed.
Preferably, the compensation print data range is with the non-interconnected domain of exception data grid technology to be printed.
Preferably, described to determine that non-data out of ink include within the scope of the compensation print data：
Determine in the compensation print data range it is alternative it is non-go out inking data, and judge it is described it is alternative it is non-go out inking data energy
It is no to be used to compensate exception data to be printed；
If can, from it is all can be used for compensating it is described it is alternative it is non-go out inking data in choose described in physical printed positional distance
The corresponding physical printed position of abnormal data to be printed it is nearest it is non-go out inking data.
Preferably, in the determination compensation print data range it is alternative it is non-go out inking data, and judge described alternative
It is non-go out inking data can be used to compensate exception data to be printed and include：
When judge print data to be compensated alternative in the compensation print data range be it is non-go out inking data when, then can
For compensating exception data to be printed, it is determined that for it is described it is alternative it is non-go out inking data；
According to the mapping relations find it is described it is alternative it is non-go out the corresponding nozzle of inking data, if the nozzle normally if it is described
Print data to be compensated can be used to compensate the abnormal print data.
Preferably, the method further includes：According to the mapping relations, exports the compensation print data and spray to compensating
Mouth.
Second aspect, an embodiment of the present invention provides the device that a kind of adjustment pre-press data compensates abnormal nozzle, device packets
It includes：
Abnormal nozzle position determination module, for determining abnormal nozzle location information in nozzle；
Mapping relations establish module, for obtaining print parameters, determine the nozzle location and original print data file
In mapping relations between data to be printed；
Print data range acquisition module is compensated, for believing according to the position of the mapping relations and the abnormal nozzle
Breath obtains the compensation print data range compensated to the corresponding exception of abnormal nozzle data to be printed；
Non- data determining module out of ink, within the scope of the compensation print data determine it is non-go out inking data；
Compensate print data determining module, for by exception data to be printed replace it is described it is non-go out inking data generate and mend
Repay print data.
The third aspect, an embodiment of the present invention provides a kind of adjustment pre-press datas to compensate abnormal nozzle equipment, including：At least
One processor, at least one processor and computer program instructions stored in memory, work as computer program instructions
The method such as first aspect in the above embodiment is realized when being executed by processor.
Fourth aspect, an embodiment of the present invention provides a kind of storage mediums, are stored thereon with computer program instructions, work as meter
The method such as first aspect in the above embodiment is realized when calculation machine program instruction is executed by processor.
Method, apparatus, equipment and the medium of adjustment pre-press data compensation abnormal nozzle provided in an embodiment of the present invention, not only
The problem of abnormal nozzle exception out of ink leads to poor quality images has been repaired, and has reduced blow head maintenance cost.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will make below to required in the embodiment of the present invention
Attached drawing is briefly described, for those of ordinary skill in the art, without creative efforts, also
It can be obtain other attached drawings according to these attached drawings.
Fig. 1 be the prior art ink-jet printer in reciprocating scanning and printing be 4pass scanning and printings schematic diagram.
Fig. 2 is the flow chart of the method for the adjustment pre-press data compensation abnormal nozzle of the embodiment of the present invention.
Fig. 3 is the nozzle schematic diagram of the method for the adjustment pre-press data compensation abnormal nozzle of the embodiment of the present invention.
Fig. 4 is the schematic diagram of the mapping relations of the method for the adjustment pre-press data compensation abnormal nozzle of the embodiment of the present invention.
Fig. 5 is that the adjustment pre-press data of the embodiment of the present invention compensates the compensation print data of the method for abnormal nozzle ranging from
The schematic diagram of connected domain.
Fig. 6 is that the adjustment pre-press data of the embodiment of the present invention compensates the compensation print data of the method for abnormal nozzle ranging from
The schematic diagram of connected domain.
Fig. 7 is that the adjustment pre-press data of the embodiment of the present invention compensates the compensation print data of the method for abnormal nozzle ranging from
The schematic diagram of connected domain.
Fig. 8 is that the adjustment pre-press data of the embodiment of the present invention compensates the compensation print data of the method for abnormal nozzle ranging from
The schematic diagram in non-interconnected domain.
Fig. 9 is that the adjustment pre-press data of the embodiment of the present invention compensates the compensation print data of the method for abnormal nozzle ranging from
The schematic diagram in non-interconnected domain.
4 connections when Figure 10 is the 4pass printings of the method for the adjustment pre-press data compensation abnormal nozzle of the embodiment of the present invention
The compensation abnormal nozzle schematic diagram in domain.
8 connections when Figure 11 is the 6pass printings of the method for the adjustment pre-press data compensation abnormal nozzle of the embodiment of the present invention
The compensation abnormal nozzle schematic diagram in domain.
14 connections when Figure 12 is the 6pass printings of the method for the adjustment pre-press data compensation abnormal nozzle of the embodiment of the present invention
The compensation abnormal nozzle schematic diagram in domain.
Figure 13 is the structural schematic diagram of the device of the adjustment pre-press data compensation abnormal nozzle of the embodiment of the present invention.
Figure 14 is the ink jet printing process figure of the method for the adjustment pre-press data compensation abnormal nozzle of the embodiment of the present invention.
Figure 15 is the structural schematic diagram of the equipment of the adjustment pre-press data compensation abnormal nozzle of the embodiment of the present invention.
Specific implementation mode
The feature and exemplary embodiment of various aspects of the invention is described more fully below, in order to make the mesh of the present invention
, technical solution and advantage be more clearly understood, with reference to the accompanying drawings and embodiments, the present invention is further retouched in detail
It states.It should be understood that specific embodiment described herein is only configured to explain the present invention, it is not configured as limiting the present invention.
To those skilled in the art, the present invention can be real in the case of some details in not needing these details
It applies.Below to the description of embodiment just for the sake of by showing that the example of the present invention is better understood from the present invention to provide.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also include other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence " including ... ", it is not excluded that including
There is also other identical elements in the process, method, article or equipment of the element.
Fig. 2 is referred to, an embodiment of the present invention provides a kind of method that adjustment pre-press data compensates abnormal nozzle, this method
When mainly occurring abnormal to the nozzle of inkjet printer head, compensates, to realize normal print image, do not influence image
Image quality on the print medium.The adjustment pre-press data compensation abnormal nozzle method include：
Determine the location information of abnormal nozzle in nozzle；
Print parameters are obtained, determine the mapping between data to be printed in the nozzle location and original print data file
Relationship；
According to the mapping relations and the location information of the abnormal nozzle, obtain to the corresponding exception of the abnormal nozzle
The compensation print data range that data to be printed compensate；
Within the scope of the compensation print data determine it is non-go out inking data；
By exception data to be printed replace it is described it is non-go out inking data generate compensation print data.
Preferably, the compensation print data range is by with several printings of exception data grid technology to be printed
Data form.
Preferably, the compensation print data range be with the first connected domain of exception data grid technology to be printed or
Second connected domain, first connected domain include exception data to be printed, and second connected domain does not include the exception
Data to be printed.
Preferably, the compensation print data range is with the non-interconnected domain of exception data grid technology to be printed.
Preferably, described to determine that non-data out of ink include within the scope of the compensation print data：
Determine in the compensation print data range it is alternative it is non-go out inking data, and judge it is described it is alternative it is non-go out inking data energy
It is no to be used to compensate exception data to be printed；
If can, from it is all can be used for compensating it is described it is alternative it is non-go out inking data in choose described in physical printed positional distance
The corresponding physical printed position of abnormal data to be printed it is nearest it is non-go out inking data.
Preferably, in the determination compensation print data range it is alternative it is non-go out inking data, and judge described alternative
It is non-go out inking data can be used to compensate exception data to be printed and include：
When judge print data to be compensated alternative in the compensation print data range be it is non-go out inking data when, then can
For compensating exception data to be printed, it is determined that for it is described it is alternative it is non-go out inking data；
According to the mapping relations find it is described it is alternative it is non-go out the corresponding nozzle of inking data, if the nozzle normally if it is described
Print data to be compensated can be used to compensate the abnormal print data.
Preferably, the method further includes：According to the mapping relations, exports the compensation print data and spray to compensating
Mouth.
Specifically, abnormal nozzle location information in nozzle is determined, in the present embodiment, by printing head state diagram,
Determine that the specific location of each abnormality of head nozzle, the nozzle state diagram are for determining each abnormal nozzle in each nozzle
Location information and the test chart designed.Referring to Fig. 3, in the present embodiment, the nozzle 400 includes that 4 channels are distinguished
For first passage 410, second channel 420, third channel 430 and fourth lane 440, a kind of color of each pass print, often
There are several nozzles in a channel, it is assumed that there is v nozzle in each channel, when abnormal nozzle phenomenon does not occur in nozzle 400, then beats
The state diagram of print is made of 4v line segment, and all there are one station location markers for each line segment, and each line segment is by a nozzle independence
Printing is formed；When there is abnormal nozzle in nozzle 400, the state diagram of printing just will appear apparent missing line segment situation, this
When according to missing line segment station location marker it is known that abnormal nozzle more specific location information.In another embodiment, described
Nozzle 400 only includes a channel, and multiple nozzles 400, a kind of each color of nozzle printing are equipped in printer.Wherein,
It can detect in nozzle whether have abnormal nozzle by sensor, be not specifically limited herein.
Print parameters are obtained, determine the mapping between data to be printed in the nozzle location and original print data file
Relationship, in the present embodiment, the print parameters include the precision of nozzle precision and image to be printed, and reciprocating scanning is arranged and beats
The number of print is denoted as Kpass, and K is the natural number more than zero, and such as number of reciprocating scanning and printing is denoted as 4pass for 4 times, back and forth
The number of formula scanning and printing is denoted as 2pass for 2 times；Nozzle location in nozzle is determined according to the number of the reciprocating scanning and printing
The mapping relations are denoted as f by the mapping relations between data to be printed in the original print data file herein.
The mapping relationship f is established by following steps：It first will according to the number Kpass of the reciprocating scanning and printing
The some region of image data of image to be printed is divided equally into K parts of data blocks, and the height of every part of data block is all equal, often
The width of part data block is also equal, and the data block includes X row data, and X is the natural number more than zero, by K parts of data blocks
It is arranged by page order and is denoted as data block D respectively1, data block D2... data block Dk；Then the nozzle in a certain channel is pressed
Page orientation is divided equally into K parts and is denoted as mentioned nozzle area J respectively1, mentioned nozzle area J2... mentioned nozzle area JK, every part of mentioned nozzle area
Including nozzle quantity it is equal, the value for the nozzle quantity that the height of the data block and the mentioned nozzle area include is equal, then institute
Stating mapping relationship f is：Mentioned nozzle area JkX-th of nozzle print data block D (k) xth row data.
According to the mapping relationship f, it is known that it is corresponding that the abnormal nozzle location information can obtain the abnormal nozzle
Abnormal nozzle print data, when the known abnormal nozzle print data can obtain the exception according to the mapping relationship f
Nozzle location information.Referring to Fig. 4, in the present embodiment, the image 4pass printings to be printed are completed, the figure to be printed
Include the first data block D1, the second data block D2, the as the image data D in a certain channel in a certain region is divided equally into four parts of data blocks
Three data block D3 and the 4th data block D4, every part of data block includes 3 row data；The nozzle in a certain channel is pressed into page orientation
It includes first jet region J1, second nozzle region J2, the sprays of third mentioned nozzle area J3 and the 4th that L2, which is divided equally into four parts of mentioned nozzle areas,
Mouth region J4, every part of mentioned nozzle area include 3 nozzles；3 nozzles of 1pass, the first jet region J1 are distinguished
Print the 3 row data of the first data block D1；Second described in 3 nozzle prints of 2pass, the second nozzle region J2
The 3 row data of data block D2；3pass, 3 of third data block D3 described in the 3 row nozzle prints of the third mentioned nozzle area J3
Row data；4pass, the 3 row data of the 4th data block D4 described in 3 nozzle prints of the 4th mentioned nozzle area J4.
According to the abnormal nozzle location information and the mapping relationship f, the corresponding abnormal spray of the abnormal nozzle is determined
Mouth print data, obtains the compensation print data range compensated to exception data to be printed, and the compensation prints number
It is several print datas centered on the abnormal nozzle print data according to range.
Referring to Fig. 5, in the present embodiment, the compensation print data range is with abnormal nozzle data to be printed
Centered on the first connected domain, first connected domain include exception data to be printed, in the present embodiment, M0It is described
Abnormal nozzle print data, M7、M8、M9、M12、M0、M13、M16、M17、M18It is the compensation print data model to form the first connected domain
It encloses, the compensation print data range includes the abnormal nozzle print data M0.Referring to Fig. 6, in the present embodiment, E0For
The abnormal nozzle print data, E3、E7、E8、E9、E11、E12、E0、E13、E14、E16、E17、E18、E22The connected domain of composition is institute
Compensation print data range is stated, the compensation print data range includes the abnormal nozzle print data E0。
Referring to Fig. 7, the compensation print data range is the second connection with exception data grid technology to be printed
Domain, second connected domain do not include abnormal nozzle data to be printed.In the present embodiment, G0It is beaten for the abnormal nozzle
Printing evidence, G1、G2、G3、G4、G5、G6、G10、G11、G0、G14、G15、G19、G20、G21、G22、G23、G24The connected domain of composition is described
Compensation range, the compensation range do not include the abnormal nozzle print data G0。
Referring to Fig. 8, the compensation print data range is with the non-interconnected domain of exception data grid technology to be printed,
In the present embodiment, B0For the abnormal nozzle print data, B1、B2、B4、B5、B6、B10、B15、B19、B20、B21、B23、B24Composition
Non-interconnected domain be the compensation print data range, the compensation print data range not comprising the abnormal nozzle printing number
According to B0.Referring to Fig. 9, in the present embodiment, C0For the abnormal nozzle print data, C1、C2、C3、C5、C6、C7、C8、C14、
C15、C17、C18、C19、C21、C24、C0、C25、C28、C30、C31、C32、C34、C35、C41、C42、C43、C44、C46、C47、C48What is formed is non-
Connected domain is the compensation print data range, and the compensation print data range includes the abnormal nozzle print data C0。
The wherein described compensation print data range determines according to the acceptable precision of client, the compensation print data model
Enclose bigger, the chance that the abnormal nozzle print data can compensate is more, but the precision of print image can be deteriorated, in this institute
Compensation print data range is stated to be not specifically limited.
Within the scope of the compensation print data determine it is non-go out inking data, including：Determine the compensation print data range
In it is alternative it is non-go out inking data, and judge it is described it is alternative it is non-go out inking data can be used to compensate exception data to be printed；
If can, from it is all can be used for compensating it is described it is alternative it is non-go out inking data in choose described in physical printed positional distance
The corresponding physical printed position of abnormal data to be printed it is nearest it is non-go out inking data.
For it is described compensation print data range in some printing subdata, judge the printing subdata whether table
Ink is shown, i.e. printing subdata is exactly inking data if the printing subdatasheet shows ink, and the printing subdata is not
The abnormal nozzle print data can be compensated；
If the printing subdatasheet show it is not out of ink i.e. it is alternative it is non-go out inking data, according to the printing subdata and described
Mapping relationship f obtains the corresponding nozzle of the printing subdata, judges whether the nozzle is abnormal；When the nozzle,
The printing subdata cannot compensate the abnormal nozzle print data, when the nozzle is normal, the printing subdata
The abnormal nozzle print data can be compensated.
According to the judgment method of printing subdata described above, it is described to detect each of described compensation print data range
Subdata is printed, the number that determination can compensate the printing subdata of the abnormal nozzle print data is i.e. alternative non-out of ink
Data amount check；
When there are multiple printing subdatas that can compensate the abnormal nozzle print data, the printing subnumber is determined
According to corresponding print position, it is closer to choose print position the abnormity point position corresponding from the abnormal nozzle print data
The corresponding printing subdata of print position is as the print position for compensating the abnormal nozzle print data, the printing position
Set corresponding nozzle be compensation nozzle, by exception data to be printed replace it is described compensation nozzle it is non-go out inking data generate mend
Repay print data.
Referring to Fig. 10, in the present embodiment, the image 6pass printings to be printed are completed, the precision for waiting for image
For 720DPI × 600DPI, i.e., laterally the distance between corresponding print position of two printing subdatas is 1/720 English in grid
Very little, the distance between corresponding print position of longitudinal two printings subdatas is 1/600 inch, it is assumed that some abnormal nozzle according to
The abnormal nozzle data x0 obtained according to the mapping relationship f, 4 connections centered on the abnormal nozzle print data x0
As compensation print data range, the compensation print data range includes that 4 printing subdatas are respectively the 1st printing subnumber in domain
According to x1, the 2nd printing subdata x2, the 3rd printing subdata x3 and the 4th printing subdata x4, it is assumed that detect that the only the 2nd seals
The printings of data x2 and the 4th subdata x4 can compensate for the abnormal nozzle data and the 2nd printing subdata x2 and the 4th is printed
The corresponding nozzles of subdata x4 are all normal, by calculating the corresponding print positions of the 2nd printing subdata x2 from described
The distance of the corresponding abnormal point of abnormal nozzle data is closer, so the corresponding nozzles of the 2nd printing subdata x2 can compensate
The abnormal nozzle data x0 is replaced the 2nd printing subdata x2 to the 2nd printing subnumber by the abnormal nozzle data
According in the corresponding compensation nozzles of x2.
1 is please referred to Fig.1, in the present embodiment, the image 6pass printings to be printed are completed, the precision for waiting for image
For 720DPI × 1080DPI, i.e., laterally the distance between corresponding print position of two printing subdatas is 1/720 English in grid
Very little, it is 1/1080 inch that longitudinal two, which print the distance between corresponding print position of subdata, it is assumed that some abnormal nozzle
Connect according to the abnormal nozzle data y0 that the mapping relationship f obtains, 8 centered on the abnormal nozzle print data y0
Then there are 8 printing subdatas in logical domain as compensation print data range within the scope of the compensation print data, and respectively the
1 printing subdata y1, the 2nd printing subdata y2, the 3rd printing subdata y3, the 4th printing subdata y4, the 5th printing subdata
Y5, the 6th printing subdata y6, the 7th printing subdata y7 and the 8th printing subdata y8, it is assumed that detected the 1st printing subdata
Y1, the 5th printing subdata y5 and the 7th printing subdata y7 can compensate for the abnormal nozzle data and the 1st printing subdata y1,
5th printing subdata y5 and the corresponding nozzles of the 7th printing subdata y7 are all normal, by calculating the 7th printing subdata
The corresponding print positions of y7 are closer with a distance from the corresponding abnormal point of the abnormal nozzle data, so the 7th printing subnumber
The abnormal nozzle data can be compensated according to the corresponding nozzles of y7, abnormal nozzle data y0 replacements the described 7th are sealed
In data y7 to the corresponding compensation nozzles of the 7th printing subdata y7.
2 are please referred to Fig.1, in the present embodiment, the image 6pass printings to be printed are completed, the precision for waiting for image
For 360DPI × 1800DPI, i.e., laterally the distance between corresponding print position of two printing subdatas is 1/360 English in grid
Very little, it is 1/1800 inch that longitudinal two, which print the distance between corresponding print position of subdata, it is assumed that some abnormal nozzle
According to the abnormal nozzle data z0 that the mapping relationship f obtains, 14 centered on the abnormal nozzle print data z0
Connected domain then has 14 printing subdatas as compensation print data range within the scope of the compensation print data, respectively
For the 1st printing subdata z1, the 2nd printing subdata z2, the 3rd printing subdata z3, the 4th printing subdata z4, the 5th printing subnumber
According to z5, the 6th printing subdata z6, the 7th printing subdata z7, the 8th printing subdata z8, the 9th printing subdata z9, the 10th printing
Subdata z10, the 11st printing subdata z11, the 12nd printing subdata z12, the 13rd printing subdata z13 and the 14th printing subnumber
According to z14, setting has detected that the 2nd printing subdata z2, the 7th printing subdata z7 and the 8th printing subdata z8 can compensate for institute
It states abnormal nozzle data and the 2nd printing subdata z2, the 7th printing subdata z7 and the 8th prints the corresponding nozzles of subdata z8
Normally, the distance between the corresponding abnormal points of the abnormal nozzle data z0 and the corresponding print positions of the 2nd printing subdata z2
It it is 1/900 inch, between the corresponding abnormal point of the abnormal nozzle data z0 and the corresponding print positions of the 7th printing subdata z7
Distance be 1/360 inch, the corresponding abnormal point of the abnormal nozzle data z0 and the corresponding printing positions the 8th printing subdata z8
It is 1/360 inch the distance between to set, then the corresponding print positions of the 2nd printing subdata z2 are from the abnormal nozzle data
The distance of corresponding abnormal point is closer, thus the 2nd printing subdata z2 compensate corresponding print position can compensate it is described
The abnormal nozzle data z0 is replaced the 2nd printing subdata z2 to the 2nd printing subdata z2 by abnormal nozzle data
In corresponding compensation nozzle.
3 are please referred to Fig.1, it is described an embodiment of the present invention provides the device that a kind of adjustment pre-press data compensates abnormal nozzle
Device includes：
Abnormal nozzle position determination module 10, for determining abnormal nozzle location information in nozzle；
Mapping relations establish module 20, for obtaining print parameters, determine the nozzle location and original print data text
Mapping relations in part between data to be printed；
Print data range acquisition module 30 is compensated, for believing according to the position of the mapping relations and the abnormal nozzle
Breath obtains the compensation print data range compensated to the corresponding exception of abnormal nozzle data to be printed；
Non- data determining module out of ink 40, within the scope of the compensation print data determine it is non-go out inking data；
Compensate print data determining module 50, for by exception data to be printed replace it is described it is non-go out inking data generate
Compensate print data.
Preferably, the compensation print data range is by with several printings of exception data grid technology to be printed
Data form.
Preferably, the compensation print data range be with the first connected domain of exception data grid technology to be printed or
Second connected domain, first connected domain include exception data to be printed, and second connected domain does not include the exception
Data to be printed.
Preferably, the compensation print data range acquisition module 30 further includes：The compensation print data range be with
The non-interconnected domain of the exception data grid technology to be printed.
Preferably, it is described it is non-go out inking data 40 include：Determine the alternative non-number out of ink in the compensation print data range
According to, and judge it is described it is alternative it is non-go out inking data can be used to compensate exception data to be printed；
If can, from it is all can be used for compensating it is described it is alternative it is non-go out inking data in choose described in physical printed positional distance
The corresponding physical printed position of abnormal data to be printed it is nearest it is non-go out inking data.
Preferably, it is described it is non-go out inking data 40 further include：When judging alternative in the compensation print data range wait for
Compensate print data be it is non-go out inking data when, then can be used to compensate exception data to be printed, it is determined that be described alternative non-
Go out inking data；
According to the mapping relations find it is described it is alternative it is non-go out the corresponding nozzle of inking data, if the nozzle normally if it is described
Print data to be compensated can be used to compensate the abnormal print data.
Preferably, described device further includes output module：According to the mapping relations, the compensation print data is exported extremely
Compensate nozzle.
4 are please referred to Fig.1, an embodiment of the present invention provides a kind of ink jet printing devices, including：Inkjet-printing device 200 and
Nozzle compensating unit 230, the inkjet-printing device 200 include：Control unit 210, ejection head unit 221, nozzle detection unit
222, described control unit 210 controls the ejection head unit 221 and the nozzle detection unit 222, the nozzle detection unit
Whether the nozzle in the 222 detection ejection head units 221 is abnormal, if abnormal, feedback information to the nozzle compensating unit 230
Abnormal nozzle is compensated, the nozzle compensating unit 230 is sent to the control after compensating abnormal nozzle by adjusting pre-press data
Unit 210, it is out of ink that described control unit 210 controls the ejection head unit 221, wherein the nozzle compensating unit 230 is described
Adjustment pre-press data compensation abnormal nozzle device, the adjustment pre-press data compensation abnormal nozzle device specifically refer to before
The description of face embodiment, details are not described herein.Ink jet printing process is that data input cell 100 plays print data input ink-jet
The control unit 210 of print machine inkjet-printing device 200, control unit 210 receive print data control ejection head unit 221 and are printing
Ink-jet is carried out on medium 300.However, after inkjet printer head works a very long time, since ink road pollution, ink are heavy
The reasons such as shallow lake, dust, steam easily cause spray nozzle abnormal state, these abnormal such as blockings tiltedly spray, is apprehensive, black amount deficiency
There is the problems such as bracing wire, blank so as to cause the image of printing in situation.In order to solve due to the extremely caused image of condition of nozzles
There is the problems such as bracing wire, blank, the present invention is being added to nozzle detection list in inkjet-printing device 200 at ejection head unit 221
Nozzle compensation is added for detecting abnormal nozzle in member 222 between data input cell 100 and inkjet-printing device 200
Unit 230, the problem of for compensating abnormal nozzle.
In addition, the method in conjunction with the adjustment pre-press data compensation abnormal nozzle of Fig. 2 embodiment of the present invention described can be by
Adjustment pre-press data compensates the equipment of abnormal nozzle to realize.Figure 15 shows adjustment pre-press data provided in an embodiment of the present invention
Compensate the hardware architecture diagram of the equipment of abnormal nozzle.
The equipment of adjustment pre-press data compensation abnormal nozzle may include processor 401 and be stored with computer program and refer to
The memory 402 of order.
Specifically, above-mentioned processor 401 may include central processing unit (CPU) or specific integrated circuit
(Application Specific Integrated Circuit, ASIC), or may be configured to implement implementation of the present invention
One or more integrated circuits of example.
Memory 402 may include the mass storage for data or instruction.For example unrestricted, memory
402 may include hard disk drive (Hard Disk Drive, HDD), floppy disk, flash memory, CD, magneto-optic disk, tape or logical
With the combination of universal serial bus (Universal Serial Bus, USB) driver or two or more the above.It is closing
In the case of suitable, memory 402 may include the medium of removable or non-removable (or fixed).In a suitable case, it stores
Device 402 can be inside or outside data processing equipment.In a particular embodiment, memory 402 is nonvolatile solid state storage
Device.In a particular embodiment, memory 402 includes read-only memory (ROM).In a suitable case, which can be mask
The ROM of programming, programming ROM (PROM), erasable PROM (EPROM), electric erasable PROM (EEPROM), electrically-alterable ROM
(EAROM) or the combination of flash memory or two or more the above.
Processor 401 is by reading and executing the computer program instructions stored in memory 402, to realize above-mentioned implementation
The method of any one adjustment pre-press data compensation abnormal nozzle in example.
In one example, the equipment of adjustment pre-press data compensation abnormal nozzle may also include communication interface 403 and bus
411.Wherein, as shown in figure 13, processor 401, memory 402, communication interface 403 are connected by bus 411 and are completed mutually
Between communication.
Communication interface 403 is mainly used for realizing in the embodiment of the present invention between each module, device, unit and/or equipment
Communication.
Bus 411 includes hardware, software or both, will adjust the component of the equipment of pre-press data compensation abnormal nozzle each other
It is coupled together.For example unrestricted, bus may include accelerated graphics port (AGP) or other graphics bus, enhancing work
It is industry standard architecture (EISA) bus, front side bus (FSB), super transmission (HT) interconnection, Industry Standard Architecture (ISA) bus, unlimited
Bandwidth interconnection, low pin count (LPC) bus, memory bus, micro- channel architecture (MCA) bus, peripheral component interconnection (PCI) are total
Line, PCI-Express (PCI-X) bus, Serial Advanced Technology Attachment (SATA) bus, Video Electronics Standards Association part
(VLB) combination of bus or other suitable buses or two or more the above.In a suitable case, bus
411 may include one or more buses.Although specific bus has been described and illustrated in the embodiment of the present invention, the present invention considers to appoint
What suitable bus or interconnection.
In addition, in conjunction with the method that the adjustment pre-press data in above-described embodiment compensates abnormal nozzle, the embodiment of the present invention can
A kind of computer readable storage medium is provided to realize.It is stored with computer program instructions on the computer readable storage medium；
The computer program instructions realize that any one adjustment pre-press data compensation in above-described embodiment is abnormal when being executed by processor
The method of nozzle.
In conclusion the adjustment pre-press data compensation method, apparatus of abnormal nozzle provided in an embodiment of the present invention, equipment and
Storage medium has not only repaired the problem of abnormal nozzle exception out of ink leads to poor quality images, but also has reduced blow head maintenance
Cost.
It should be clear that the invention is not limited in specific configuration described above and shown in figure and processing.
For brevity, it is omitted here the detailed description to known method.In the above-described embodiments, several tools have been described and illustrated
The step of body, is as example.But procedure of the invention is not limited to described and illustrated specific steps, this field
Technical staff can be variously modified, modification and addition after the spirit for understanding the present invention, or suitable between changing the step
Sequence.
Functional block shown in structures described above block diagram can be implemented as hardware, software, firmware or their group
It closes.When realizing in hardware, it may, for example, be electronic circuit, application-specific integrated circuit (ASIC), firmware appropriate, insert
Part, function card etc..When being realized with software mode, element of the invention is used to execute program or the generation of required task
Code section.Either code segment can be stored in machine readable media program or the data-signal by being carried in carrier wave is passing
Defeated medium or communication links are sent." machine readable media " may include any medium for capableing of storage or transmission information.
The example of machine readable media includes electronic circuit, semiconductor memory devices, ROM, flash memory, erasable ROM (EROM), soft
Disk, CD-ROM, CD, hard disk, fiber medium, radio frequency (RF) link, etc..Code segment can be via such as internet, inline
The computer network of net etc. is downloaded.
It should also be noted that, the exemplary embodiment referred in the present invention, is retouched based on a series of step or device
State certain methods or system.But the present invention is not limited to the sequence of above-mentioned steps, that is to say, that can be according in embodiment
The sequence referred to executes step, may also be distinct from that the sequence in embodiment or several steps are performed simultaneously.
The above description is merely a specific embodiment, it is apparent to those skilled in the art that,
For convenience of description and succinctly, the system, module of foregoing description and the specific work process of unit can refer to preceding method
Corresponding process in embodiment, details are not described herein.It should be understood that scope of protection of the present invention is not limited thereto, it is any to be familiar with
Those skilled in the art in the technical scope disclosed by the present invention, can readily occur in various equivalent modifications or substitutions,
These modifications or substitutions should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of method of adjustment pre-press data compensation abnormal nozzle, which is characterized in that the method includes：
Determine abnormal nozzle location information in nozzle；
Print parameters are obtained, determine that the mapping in the nozzle location and original print data file between data to be printed is closed
System；
According to the mapping relations and the location information of the abnormal nozzle, obtains and the corresponding exception of the abnormal nozzle is waited beating
Printing is according to the compensation print data range compensated；
Within the scope of the compensation print data determine it is non-go out inking data；
By exception data to be printed replace it is described it is non-go out inking data generate compensation print data.
2. the method for adjustment pre-press data compensation abnormal nozzle according to claim 1, which is characterized in that the compensation is beaten
Print data area is made of several print datas with exception data grid technology to be printed.
3. the method for adjustment pre-press data compensation abnormal nozzle according to claim 2, which is characterized in that the compensation is beaten
Print data area is the first connected domain or the second connected domain with exception data grid technology to be printed, first connected domain
Including the exception data to be printed, second connected domain does not include exception data to be printed.
4. the method for adjustment pre-press data compensation abnormal nozzle according to claim 2, which is characterized in that the compensation is beaten
It is with the non-interconnected domain of exception data grid technology to be printed to print data area.
5. the method for adjustment pre-press data compensation abnormal nozzle according to claim 1, which is characterized in that described described
Determine that non-data out of ink include within the scope of compensation print data：
Determine in the compensation print data range it is alternative it is non-go out inking data, and judge it is described it is alternative it is non-go out inking data can use
In the compensation exception data to be printed；
If can, from it is all can be used for compensating it is described it is alternative it is non-go out inking data in choose it is abnormal described in physical printed positional distance
The corresponding physical printed position of data to be printed it is nearest it is non-go out inking data.
6. the method for adjustment pre-press data compensation abnormal nozzle according to claim 5, which is characterized in that the determining institute
State in compensation print data range it is alternative it is non-go out inking data, and judge it is described it is alternative it is non-go out inking data can be used to compensate it is described
Abnormal data to be printed, including：
When judge print data to be compensated alternative in the compensation print data range be it is non-go out inking data when, then can be used for
Compensate exception data to be printed, it is determined that for it is described it is alternative it is non-go out inking data；
According to the mapping relations find it is described it is alternative it is non-go out the corresponding nozzle of inking data, if the nozzle normally if described wait mending
Repaying print data can be used to compensate the abnormal print data.
7. the method for adjustment pre-press data compensation abnormal nozzle according to any one of claims 1 to 6, which is characterized in that
The method further includes：
According to the mapping relations, the compensation print data is exported to compensating nozzle.
8. a kind of device of adjustment pre-press data compensation abnormal nozzle, which is characterized in that described device includes：
Abnormal nozzle position determination module, for determining abnormal nozzle location information in nozzle；
Mapping relations establish module, for obtaining print parameters, determine that the nozzle location is waited for original print data file
Mapping relations between print data；
Print data range acquisition module is compensated, for the location information according to the mapping relations and the abnormal nozzle, is obtained
Take the compensation print data range compensated to the corresponding exception of abnormal nozzle data to be printed；
Non- data determining module out of ink, within the scope of the compensation print data determine it is non-go out inking data；
Compensate print data determining module, for by exception data to be printed replace it is described it is non-go out inking data generate compensation and beat
Printing evidence.
9. a kind of ink jet printing device, which is characterized in that including：At least one processor, at least one processor and storage
Computer program instructions in the memory are realized when the computer program instructions are executed by the processor as weighed
Profit requires 1-7 any one of them methods.
10. a kind of computer readable storage medium, is stored thereon with computer program instructions, which is characterized in that when the calculating
The method as described in any one of claim 1-7 is realized when machine program instruction is executed by processor.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810046388.7A CN108357208B (en) | 2018-01-17 | 2018-01-17 | Adjust method, apparatus, equipment and the medium of pre-press data compensation abnormal nozzle |
| PCT/CN2019/071922 WO2019141180A1 (en) | 2018-01-17 | 2019-01-16 | Nozzle abnormality compensation method, device, and printer |
| KR1020207022391A KR102471260B1 (en) | 2018-01-17 | 2019-01-16 | How to compensate for nozzle anomalies |
| JP2020539256A JP6953639B2 (en) | 2018-01-17 | 2019-01-16 | Abnormal nozzle correction method, correction device and printer |
| US16/960,885 US11285734B2 (en) | 2018-01-17 | 2019-01-16 | Compensation method and device for nozzle abnormality, and printer |
| EP19741337.0A EP3741568A4 (en) | 2018-01-17 | 2019-01-16 | Nozzle abnormality compensation method, device, and printer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810046388.7A CN108357208B (en) | 2018-01-17 | 2018-01-17 | Adjust method, apparatus, equipment and the medium of pre-press data compensation abnormal nozzle |
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| CN108357208A true CN108357208A (en) | 2018-08-03 |
| CN108357208B CN108357208B (en) | 2019-08-09 |
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| CN201810046388.7A Active CN108357208B (en) | 2018-01-17 | 2018-01-17 | Adjust method, apparatus, equipment and the medium of pre-press data compensation abnormal nozzle |
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| WO2019141180A1 (en) * | 2018-01-17 | 2019-07-25 | 森大（深圳）技术有限公司 | Nozzle abnormality compensation method, device, and printer |
| CN110202933A (en) * | 2019-06-20 | 2019-09-06 | 森大（深圳）技术有限公司 | Adjust method, apparatus, equipment and the medium of amount compensation abnormal nozzle out of ink |
| CN113320286A (en) * | 2020-02-28 | 2021-08-31 | 海德堡印刷机械股份公司 | Optimizing detection mode of waste page |
| CN114385094A (en) * | 2020-10-16 | 2022-04-22 | 深圳市汉森软件有限公司 | Oneeglass printing abnormal nozzle compensation method, device, equipment and medium |
| CN114559741A (en) * | 2020-11-27 | 2022-05-31 | 深圳市汉森软件有限公司 | Multi-layer image overlapping ink-discharging point printing method, device, equipment and storage medium |
| CN115447282A (en) * | 2021-06-08 | 2022-12-09 | 深圳市汉森软件有限公司 | Abnormal nozzle compensation printing method, device, equipment and storage medium |
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