CN104723701B - Print control program, device and printing device - Google Patents
Print control program, device and printing device Download PDFInfo
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- CN104723701B CN104723701B CN201310714593.3A CN201310714593A CN104723701B CN 104723701 B CN104723701 B CN 104723701B CN 201310714593 A CN201310714593 A CN 201310714593A CN 104723701 B CN104723701 B CN 104723701B
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- pinch roller
- encoder
- paper bowl
- computing formula
- radius
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Abstract
The present invention provides a kind of print control program, device and printing device, wherein, method includes：Obtain in default duration, the first encoder and second encoder export the time interval of individual pulse, wherein, the rotate a circle pulse number of output of first encoder and the second encoder is p；According to the first computing formula, calculate and obtain time interval Δ t；With Δ t as cycle, regularly pulse signal is sent to nozzle component, so that the nozzle component is printed under the excitation of the pulse signal.Print control program, device and the printing device provided by the present invention, can effectively improve the precision and quality of printing.
Description
Technical field
The present invention relates to digital printing field, more particularly to a kind of print control program, device and printing device.
Background technology
In digital printing technology, printing equipment by host side by original data processing into dot array data, and by the point
Battle array data are processed into the data for being adapted to imaging, then control image-forming block to imaging data direct imaging.Specifically, spray in on-demand
During the printing equipment of ink print is printed, under the control of print control unit, work as print media（Such as paper）
Reach precalculated position when, print control unit will send pulse to nozzle component so that the piezoquartz in nozzle component according to
Ink is extruded by the pulse for receiving, and so as to spray vaporific ink droplet imaging to the surface of print media, is printed.
In existing print control scheme, the method for generally controlling to print using single channel encoder, in this scenario, one
The model of denier encoder determines that then the quantity of the pulse signal of its output that rotates a circle is fixed, it is assumed that the quantity is p, that is,
Say, whenever encoder is turned overAngle when, then export a pulse signal.Specifically, encoder and pinch roller synchronous axial system,
Pinch roller is in close contact with paper bowl, and is rotated in the case where the friction of paper bowl drives.So, the turned arc length of paper bowl is pinch roller and rotates
Arc length, the angle that the angle that pinch roller is turned over i.e. encoder is turned over.
But, in actual print procedure, as pinch roller can cause abrasion in life-time service, pinch roller is inherently in other words
It is not preferable circle, that is to say, that when pinch roller turns over identical angle, the arc length which accordingly turns over may be different.So, often
When encoder output pulse signal, the displacement interval of print media movement is probably uneven, which results in printing essence
The reduction of degree and print quality.
The content of the invention
The present invention provides a kind of print control program, device and printing device, for solving existing print control scheme
In, because pinch roller specification it is undesirable, caused printing precision and problem of low quality.
The first aspect of the invention is to provide a kind of print control program, including：
Obtain in default duration t, the time interval Δ t of the first encoder and second encoder output individual pulse1
With Δ t2, wherein, the rotate a circle pulse number of output of first encoder and the second encoder is p；
According to the first computing formula, calculate and obtain time interval Δ t, first computing formula is
With Δ t as cycle, regularly pulse signal is sent to nozzle component, so that the nozzle component is in the pulse signal
Excitation under printed；
Wherein, first encoder and the first pinch roller synchronous axial system, the second encoder is synchronous with the second pinch roller to be turned
It is dynamic；
First pinch roller is identical with second pinch roller, the central shaft weight of first pinch roller and second pinch roller
Close, and the central shaft is parallel with paper bowl；
The paper bowl clamps print media under the cooperation of first pinch roller and second pinch roller, when the paper bowl turns
When dynamic, its friction drives first pinch roller and second pinch roller to rotate；
When first pinch roller central shaft to the beeline on the paper bowl surface be first pinch roller maximum half
During footpath, the central shaft of second pinch roller is to the least radius that the beeline on the paper bowl surface is second pinch roller.
Another aspect of the present invention is to provide a kind of print control unit, including：
Acquisition module, for obtaining in default duration t, the first encoder and second encoder export individual pulse
Time interval Δ t1With Δ t2, wherein, first encoder and the second encoder rotate a circle output pulse number it is equal
For p；
Computing module, for according to the first computing formula, calculating and obtaining time interval Δ t, first computing formula is
Processing module, for Δ t as cycle, regularly sending pulse signal to nozzle component, so that the nozzle component
Printed under the excitation of the pulse signal；
Wherein, first encoder and the first pinch roller synchronous axial system, the second encoder is synchronous with the second pinch roller to be turned
It is dynamic；
First pinch roller is identical with second pinch roller, the central shaft weight of first pinch roller and second pinch roller
Close, and the central shaft is parallel with paper bowl；
The paper bowl clamps print media under the cooperation of first pinch roller and second pinch roller, when the paper bowl turns
When dynamic, its friction drives first pinch roller and second pinch roller to rotate；
When first pinch roller central shaft to the beeline on the paper bowl surface be first pinch roller maximum half
During footpath, the central shaft of second pinch roller is to the least radius that the beeline on the paper bowl surface is second pinch roller.
An additional aspect of the present invention is to provide a kind of printing device, including：Rotate a circle output same number pulse
First encoder and second encoder, the first pinch roller and the second pinch roller, paper bowl, nozzle component and print control as above dress
Put；
Wherein, the print control unit is connected with first encoder, the second encoder and the nozzle component
Connect；First encoder is connected and synchronous axial system with first pinch roller, and the second encoder is connected with second pinch roller
Connect and synchronous axial system；First pinch roller is identical with second pinch roller, the center of first pinch roller and second pinch roller
Overlapping of axles, and the central shaft is parallel with the paper bowl；
The paper bowl, for print media is clamped under the cooperation of first pinch roller and second pinch roller, and works as institute
When stating paper bowl rotation, its friction drives first pinch roller and second pinch roller to rotate；
The nozzle component, for being printed under the excitation of the pulse signal that the print control unit sends；
Wherein, when first pinch roller central shaft to the beeline on the paper bowl surface be first pinch roller most
During large radius, the central shaft of second pinch roller is to the most smaller part that the beeline on the paper bowl surface is second pinch roller
Footpath.
Print control program, device and printing device that the present invention is provided, by obtaining in default duration, first compiles
Code device and second encoder export the time interval of individual pulse, are calculated according to the first computing formula and obtain time interval Δ t, and
The technical scheme of pulse signal with Δ t as cycle, is regularly sent to nozzle component, the precision and quality of printing is effectively improved.
Description of the drawings
Fig. 1 is a kind of schematic flow sheet of print control program that the embodiment of the present invention one is provided；
Fig. 2 is a kind of structural representation of print control unit that the embodiment of the present invention two is provided；
Fig. 3 is a kind of structural representation of printing device that the embodiment of the present invention three is provided.
Specific embodiment
To make purpose, technical scheme and the advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described.
Fig. 1 is a kind of schematic flow sheet of print control program that the embodiment of the present invention one is provided, as shown in figure 1, described
Method includes：
101st, obtain in default duration t, the time interval of the first encoder and second encoder output individual pulse
Δt1With Δ t2。
Wherein, the rotate a circle pulse number of output of first encoder and the second encoder is p.Specifically
, 101 can include：
Gather in the duration t, the angle, θ that first encoder and the second encoder are turned over1And θ2；
According to the second computing formula and the 3rd computing formula, calculate and obtain Δ t1With Δ t2, second computing formula is3rd computing formula is
Further specific, in the duration t, first encoder and the second encoder are turned over for the collection
Angle can specifically include：
Gather the angle, θ that the paper bowl is turned in the duration t；
According to the radius r of the advance paper bowl for obtaining, arc length l for obtaining that the paper bowl is turned in duration t is calculated, its
In, l=θ r；
According to maximum radius r of advance first pinch roller for obtainingmax, least radius rminAnd l, calculate and obtain θ1And θ2,
Wherein,
Wherein, the radius of the paper bowl, the maximum radius of pinch roller and least radius can be obtained by amesdial measurement.Need
It is noted that in the above-described embodiment, for calculating θ1And θ2Maximum radius rmaxWith least radius rmin, can both be
The maximum radius and least radius of the first pinch roller, or the maximum radius and least radius of the second pinch roller, arc length l can be
The arc length that the paper bowl is turned in duration t, or the arc that first pinch roller or the second pinch roller are turned in duration t
Simply one of which specific embodiment that is long, being given in above-mentioned steps, which is not limited to other embodiment.
102nd, according to the first computing formula, calculate and obtain time interval Δ t.
Wherein, first computing formula is
103rd, with Δ t as cycle, regularly pulse signal is sent to nozzle component, so that the nozzle component is in the pulse
Printed under the excitation of signal.
Wherein, first encoder and the first pinch roller synchronous axial system, the second encoder is synchronous with the second pinch roller to be turned
It is dynamic；
First pinch roller is identical with second pinch roller, the central shaft weight of first pinch roller and second pinch roller
Close, and the central shaft is parallel with paper bowl；
The paper bowl clamps print media under the cooperation of first pinch roller and second pinch roller, when the paper bowl turns
When dynamic, its friction drives first pinch roller and second pinch roller to rotate；
When first pinch roller central shaft to the beeline on the paper bowl surface be first pinch roller maximum half
During footpath, the central shaft of second pinch roller is to the least radius that the beeline on the paper bowl surface is second pinch roller.
Specifically, in print procedure, need the image of different resolution is printed according to different demands, wherein, print
The lateral resolution of image is fixed, is determined by the physical location of nozzle component itself, and the longitudinal resolution of print image is
Determined by the pulse that startup nozzle component starts to spray every time, according to the difference of print image resolution, sent to nozzle component
The different pulse signal of frequency, starts the piezoquartz work of shower nozzle, ejects ink droplet imaging.
Optionally, in the present embodiment, first encoder and the second encoder can be encoded for increment type
Device.The incremental encoder is that displacement is converted into the periodic signal of telecommunication, then this signal of telecommunication is transformed into count pulse,
The size of displacement is represented with the number of pulse.Incremental encoder is directly to export three prescription wave impulses using photoelectricity transformation principle
A, B and Z phase, for each revolution, A and B phases all to send and have one 90 between identical pulse number, but A phases and B phases encoder
The phase contrast of degree, can be by comparing A phases in front or B phases front, to differentiate that the direction of encoder rotation rotates forward or inverts.
For each revolution, Z phases only send out a pulse a fixed position to encoder, can mutually use as reset or zero-bit.
The print control program that the present embodiment is provided, by obtaining in default duration, the first encoder and second is compiled
Code device exports the time interval of individual pulse, is calculated according to the first computing formula and obtains Δ t, and with Δ t as cycle, regularly to spray
Head part sends the technical scheme of pulse signal, effectively improves the precision and quality of printing.
Fig. 2 is a kind of structural representation of print control unit that the embodiment of the present invention two is provided, as shown in Fig. 2 described
Device includes：Acquisition module 21, computing module 22 and processing module 23；Wherein,
Acquisition module 21, for obtaining in default duration t, the first encoder and second encoder export individual pulse
Time interval Δ t1With Δ t2, wherein, first encoder and the second encoder rotate a circle the pulse number of output
It is p；
Computing module 22, for according to the first computing formula, calculating and obtaining time interval Δ t, first computing formula
For
Processing module 23, for Δ t as cycle, regularly sending pulse signal to nozzle component, so that the showerhead
Part is printed under the excitation of the pulse signal.
Wherein, first encoder and the first pinch roller synchronous axial system, the second encoder is synchronous with the second pinch roller to be turned
It is dynamic；First pinch roller is identical with second pinch roller, the center overlapping of axles of first pinch roller and second pinch roller, and institute
State central shaft parallel with paper bowl；The paper bowl clamps print media under the cooperation of first pinch roller and second pinch roller,
When the paper bowl is rotated, its friction drives first pinch roller and second pinch roller to rotate；When in first pinch roller
When heart axle is to the maximum radius that the beeline on the paper bowl surface is first pinch roller, the central shaft of second pinch roller is arrived
The beeline on the paper bowl surface is the least radius of second pinch roller.
In the present embodiment, acquisition module 21 can specifically include：Collecting unit and computing unit；Wherein,
Collecting unit, for collection in the duration t, the angle that first encoder and the second encoder are turned over
Degree θ1And θ2；
Computing unit, for according to the second computing formula and the 3rd computing formula, calculating and obtaining Δ t1With Δ t2, described
Two computing formula are, the 3rd computing formula is
Further specific, in the above-described embodiment, the collecting unit can specifically include：
Subelement is obtained, for gathering the angle, θ that the paper bowl is turned in the duration t；
Computation subunit, for the radius r according to the paper bowl for obtaining in advance, calculates and obtains the paper bowl in duration t
Arc length l for inside turning over, wherein, l=θ r；
The computation subunit, is additionally operable to maximum radius r according to first pinch roller for obtaining in advancemax, least radius
rminAnd l, calculate and obtain θ1And θ2, wherein,
Wherein, the maximum radius and least radius of the pinch roller can be obtained by amesdial measurement.Optionally, described
One encoder and the second encoder can be incremental encoder.
The print control unit that the present embodiment is provided, by obtaining in default duration, the first encoder and second is compiled
Code device exports the time interval of individual pulse, is calculated according to the first computing formula and obtains Δ t, and with Δ t as cycle, regularly to spray
Head part sends the technical scheme of pulse signal, effectively improves the precision and quality of printing.
Fig. 3 is a kind of structural representation of printing device that the embodiment of the present invention three is provided, as shown in figure 3, the printing
Equipment includes：
Rotate a circle and export first encoder 31 and second encoder 32, the first pinch roller 33 and second of same number pulse
Pinch roller 34, paper bowl 35, nozzle component（Not shown in figure）With such as the print control unit described in embodiment two（Do not show in figure
Go out）；
Wherein, the print control unit is connected with the first encoder 31, second encoder 32 and the nozzle component；The
One encoder 31 is connected and synchronous axial system with the first pinch roller 33, and second encoder 32 is connected and synchronous axial system with the second pinch roller 34；
First pinch roller 33 is identical with the second pinch roller 34, the center overlapping of axles of the first pinch roller 33 and the second pinch roller 34, and the central shaft with
Paper bowl 35 is parallel；
Paper bowl 35, for print media is clamped under the cooperation of the first pinch roller 33 and the second pinch roller 34, and works as 35 turns of paper bowl
When dynamic, its friction drives the first pinch roller 33 and the second pinch roller 34 to rotate；
The nozzle component, for being printed under the excitation of the pulse signal that the print control unit sends；
Wherein, when the central shaft of the first pinch roller 33 is to the maximum radius that the beeline on 35 surface of paper bowl is the first pinch roller 33
When, the central shaft of the second pinch roller 34 is to the least radius that the beeline on 35 surface of paper bowl is the second pinch roller 34.
Optionally, the first encoder 31 and second encoder 32 can be incremental encoder.Specifically, the first coding
Device 31 can be connected with the first pinch roller 33 by first shaft coupling 36；Second encoder 32 can pass through second shaft coupling 37 and the
Two pinch rollers 34 connect.Specifically, as illustrated, in actual applications, encoder can be fixed in fixing axle.Specifically,
The schematic diagram of the simply each structure member be given in figure, in figure, size shape of each structure etc. does not necessarily represent the reality of the structure
Shape and size.
The printing device that the present embodiment is provided, is obtained in default duration by print control unit, the first encoder
The time interval of individual pulse is exported with second encoder, is calculated according to the first computing formula and is obtained Δ t, and with Δ t as cycle,
Timing sends the technical scheme of pulse signal to nozzle component, effectively improves the precision and quality of printing.
Those skilled in the art can be understood that, for convenience and simplicity of description, the device of foregoing description
Specific work process, may be referred to the corresponding process in preceding method embodiment, will not be described here.
One of ordinary skill in the art will appreciate that：Realize that all or part of step of above-mentioned each method embodiment can be led to
Cross the related hardware of programmed instruction to complete.Aforesaid program can be stored in a computer read/write memory medium.The journey
Sequence upon execution, performs the step of including above-mentioned each method embodiment；And aforesaid storage medium includes：ROM, RAM, magnetic disc or
Person's CD etc. is various can be with the medium of store program codes.
Finally it should be noted that：Various embodiments above only to illustrate technical scheme, rather than a limitation；To the greatest extent
Pipe has been described in detail to the present invention with reference to foregoing embodiments, it will be understood by those within the art that：Its according to
So the technical scheme described in foregoing embodiments can be modified, or which part or all technical characteristic are entered
Row equivalent；And these modifications or replacement, do not make the essence of appropriate technical solution depart from various embodiments of the present invention technology
The scope of scheme.
Claims (8)
1. a kind of print control program, it is characterised in that include：
Obtain in default duration t, the time interval Δ t of the first encoder and second encoder output individual pulse1And Δ
t2, wherein, the rotate a circle pulse number of output of first encoder and the second encoder is p；
According to the first computing formula, calculate and obtain time interval Δ t, first computing formula is
With Δ t as cycle, regularly pulse signal is sent to nozzle component, so that the nozzle component swashing in the pulse signal
Encourage down and printed；
Wherein, first encoder and the first pinch roller synchronous axial system, the second encoder and the second pinch roller synchronous axial system；
First pinch roller is identical with second pinch roller, the center overlapping of axles of first pinch roller and second pinch roller, and
The central shaft is parallel with paper bowl；
The paper bowl clamps print media under the cooperation of first pinch roller and second pinch roller, when the paper bowl is rotated
When, its friction drives first pinch roller and second pinch roller to rotate；
When the central shaft of first pinch roller is to the maximum radius that the beeline on the paper bowl surface is first pinch roller,
The central shaft of second pinch roller is to the least radius that the beeline on the paper bowl surface is second pinch roller.
2. method according to claim 1, it is characterised in that the acquisition in default duration t, the first encoder and
Second encoder exports the time interval of individual pulse, specifically includes：
Gather in the duration t, the angle, θ that first encoder and the second encoder are turned over1And θ2；
According to the second computing formula and the 3rd computing formula, calculate and obtain Δ t1With Δ t2, second computing formula is3rd computing formula is
In the duration t, the angle that first encoder and the second encoder are turned over is specifically included for the collection：
Gather the angle, θ that the paper bowl is turned in the duration t；
According to the radius r of the advance paper bowl for obtaining, arc length l for obtaining that the paper bowl is turned in duration t is calculated, wherein, l
=θ r；
According to maximum radius r of advance first pinch roller for obtainingmax, least radius rminAnd l, calculate and obtain θ1And θ2, its
In,
3. method according to claim 1 and 2, it is characterised in that first encoder and the second encoder are equal
For incremental encoder.
4. a kind of print control unit, it is characterised in that include：
Acquisition module, for obtaining in default duration t, the time of the first encoder and second encoder output individual pulse
Interval of delta t1With Δ t2, wherein, the rotate a circle pulse number of output of first encoder and the second encoder is p；
Computing module, for according to the first computing formula, calculating and obtaining time interval Δ t, first computing formula is
Processing module, for Δ t as cycle, regularly sending pulse signal to nozzle component, so that the nozzle component is in institute
Printed under the excitation for stating pulse signal；
Wherein, first encoder and the first pinch roller synchronous axial system, the second encoder and the second pinch roller synchronous axial system；
First pinch roller is identical with second pinch roller, the center overlapping of axles of first pinch roller and second pinch roller, and
The central shaft is parallel with paper bowl；
The paper bowl clamps print media under the cooperation of first pinch roller and second pinch roller, when the paper bowl is rotated
When, its friction drives first pinch roller and second pinch roller to rotate；
When the central shaft of first pinch roller is to the maximum radius that the beeline on the paper bowl surface is first pinch roller,
The central shaft of second pinch roller is to the least radius that the beeline on the paper bowl surface is second pinch roller.
5. device according to claim 4, it is characterised in that the acquisition module includes：
Collecting unit, for collection in the duration t, the angle, θ that first encoder and the second encoder are turned over1
And θ2；
Computing unit, for according to the second computing formula and the 3rd computing formula, calculating and obtaining Δ t1With Δ t2, second meter
Calculating formula is3rd computing formula is
The collecting unit includes：
Subelement is obtained, for gathering the angle, θ that the paper bowl is turned in the duration t；
Computation subunit, for the radius r according to the paper bowl for obtaining in advance, calculates the acquisition paper bowl and turns in duration t
Arc length l crossed, wherein, l=θ r；
The computation subunit, is additionally operable to maximum radius r according to first pinch roller for obtaining in advancemax, least radius rmin
And l, calculate and obtain θ1And θ2, wherein,
6. the device according to claim 4 or 5, it is characterised in that first encoder and the second encoder are equal
For incremental encoder.
7. a kind of printing device, it is characterised in that include：Rotate a circle and export first encoder and second of same number pulse
Encoder, the first pinch roller and the second pinch roller, paper bowl, nozzle component and the print control as any one of claim 4-6
Device；
Wherein, the print control unit is connected with first encoder, the second encoder and the nozzle component；Institute
State the first encoder to be connected and synchronous axial system with first pinch roller, the second encoder is connected with second pinch roller and same
Step is rotated；First pinch roller is identical with second pinch roller, the center overlapping of axles of first pinch roller and second pinch roller,
And the central shaft is parallel with the paper bowl；
The paper bowl, for print media is clamped under the cooperation of first pinch roller and second pinch roller, and works as the paper
When roller is rotated, its friction drives first pinch roller and second pinch roller to rotate；
The nozzle component, for being printed under the excitation of the pulse signal that the print control unit sends；
Wherein, when first pinch roller central shaft to the beeline on the paper bowl surface be first pinch roller maximum half
During footpath, the central shaft of second pinch roller is to the least radius that the beeline on the paper bowl surface is second pinch roller.
8. printing device according to claim 7, it is characterised in that first encoder passes through first shaft coupling and institute
State the connection of the first pinch roller；The second encoder is connected with second pinch roller by second shaft coupling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310714593.3A CN104723701B (en) | 2013-12-20 | 2013-12-20 | Print control program, device and printing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310714593.3A CN104723701B (en) | 2013-12-20 | 2013-12-20 | Print control program, device and printing device |
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| CN104723701B true CN104723701B (en) | 2017-03-29 |
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| CN110154558B (en) * | 2019-06-04 | 2020-11-10 | 深圳市汉森软件有限公司 | Printing precision correction method, system, device and storage medium |
| CN113492585B (en) * | 2020-03-20 | 2023-01-10 | 深圳市汉森软件有限公司 | Injection time acquisition method, device, equipment and storage medium |
| CN112248647A (en) * | 2020-10-20 | 2021-01-22 | 北京方正印捷数码技术有限公司 | Printing control device, printing control system, printer and printing control method |
| CN113267114B (en) * | 2021-05-21 | 2023-04-07 | 郭政 | Angle measuring system and method |
| CN113295075B (en) * | 2021-05-21 | 2023-04-11 | 郭政 | Measuring system and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5386772A (en) * | 1993-06-15 | 1995-02-07 | Datametrics Corporation | High speed media management device |
| KR100565073B1 (en) * | 2004-07-19 | 2006-03-30 | 삼성전자주식회사 | Thermal printer and method of printing using the same |
| KR20060009678A (en) * | 2004-07-26 | 2006-02-01 | 삼성전자주식회사 | Method and apparatus for controlling image forming device's print head using encoder |
| JP2006347039A (en) * | 2005-06-17 | 2006-12-28 | Seiko Epson Corp | Inkjet printer and apparatus for controlling it |
| CN103129178B (en) * | 2011-12-05 | 2015-02-04 | 北大方正集团有限公司 | Rotary encoder fixing device and printing equipment using the same |
| CN202702815U (en) * | 2012-03-20 | 2013-01-30 | 丹东金丸集团有限公司 | Plate installation device of nanometer material direct plate making machine |
| CN203004545U (en) * | 2012-11-06 | 2013-06-19 | 上海紫光机械有限公司 | Adjusting device for encoder on ink-jet printer |
| CN103381712B (en) * | 2013-07-19 | 2016-04-13 | 佛山佛塑科技集团股份有限公司 | A kind of tubing high speed coding print control system |
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