CN108646526A - Printing plate-making method, system and device - Google Patents
Printing plate-making method, system and device Download PDFInfo
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- CN108646526A CN108646526A CN201810445450.XA CN201810445450A CN108646526A CN 108646526 A CN108646526 A CN 108646526A CN 201810445450 A CN201810445450 A CN 201810445450A CN 108646526 A CN108646526 A CN 108646526A
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- printing plate
- imaging device
- target
- target image
- light source
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F9/00—Registration or positioning of originals, masks, frames, photographic sheets or textured or patterned surfaces, e.g. automatically
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03F—PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNED SURFACES, e.g. FOR PRINTING, FOR PROCESSING OF SEMICONDUCTOR DEVICES; MATERIALS THEREFOR; ORIGINALS THEREFOR; APPARATUS SPECIALLY ADAPTED THEREFOR
- G03F7/00—Photomechanical, e.g. photolithographic, production of textured or patterned surfaces, e.g. printing surfaces; Materials therefor, e.g. comprising photoresists; Apparatus specially adapted therefor
- G03F7/20—Exposure; Apparatus therefor
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Exposure And Positioning Against Photoresist Photosensitive Materials (AREA)
Abstract
The present invention provides a kind of printing plate-making method, system and devices, are related to printing technology, including obtain target printing plate position coordinate, target printing plate are moved to centre coordinate, so that imaging device is aligned with target printing plate；Imaging device is adjusted, so that the light source that imaging device is sent out reaches default exposure intensity；Target image is presented according to default exposure intensity, target image is verified, and is successful in verification, forms target image on target printing plate, on the basis of being accurately aimed at, image is verified before plate making, avoids waste printing plate.
Description
Technical field
The present invention relates to printing technologies, more particularly, to a kind of printing plate-making method, system and device.
Background technology
In printing industry, traditional handicraft is not only spent human and material resources by the typesetting-film-printing down-loading-printing, also
It wastes time.
Now using the upper platemaking technology of automation, plate making is carried out to target image, but fogging image or figure often occur
The problem of image position cannot be accurately aimed at printing plate.
Invention content
In view of this, the purpose of the present invention is to provide printing plate-making method, system and device, on the basis being accurately aimed at
On, image is verified before plate making, avoids waste printing plate.
In a first aspect, an embodiment of the present invention provides a kind of printing plate-making methods, including：
Obtain target printing plate position coordinate, the target printing plate is moved to centre coordinate so that imaging device with it is described
Target printing plate is aligned；
The imaging device is adjusted, so that the light source that the imaging device is sent out reaches default exposure intensity；
Target image is presented according to the default exposure intensity, the target image is verified, and is verifying successfully
In the case of, the target image is formed on target printing plate.
With reference to first aspect, an embodiment of the present invention provides the first possible embodiments of first aspect, wherein institute
It states and obtains target printing plate position coordinate, the target printing plate is moved to centre coordinate, so that imaging device is printed with the target
Version carries out alignment：
Obtain the centre coordinate of the position coordinates and the imaging device of the target printing plate；
By the mobile device of the loading target printing plate, the target printing plate is aligned with the imaging device,
So that the position coordinates are overlapped with the centre coordinate.
With reference to first aspect, an embodiment of the present invention provides second of possible embodiments of first aspect, wherein institute
It states and the imaging device is adjusted, so that the light source that the imaging device is sent out reaches default exposure intensity includes：
Respectively in the imaging device exposure device and liquid-crystal apparatus be adjusted so that the imaging device is sent out
Light source reach default exposure intensity, and form the target image.
With reference to first aspect, an embodiment of the present invention provides the third possible embodiments of first aspect, wherein institute
State respectively in the imaging device exposure device and liquid-crystal apparatus be adjusted so that the light source that the imaging device is sent out
Reach default exposure intensity, and forms the target image and include：
The light source parameters in the exposure device are adjusted, so that the light source reaches the default exposure intensity, wherein institute
It includes light source make-and-break time, light source type, wavelength of light to state light source parameters；
The liquid crystal deflection amount in the liquid-crystal apparatus is adjusted, so as to be formed by the light source of the liquid-crystal apparatus described
Target image.
With reference to first aspect, an embodiment of the present invention provides the 4th kind of possible embodiments of first aspect, wherein institute
It states and the target image is verified, and is successful in verification, form the target image packet on target printing plate
It includes：
Obtain the target image；
The target image is identified, obtains the grayscale value of the target image；
It when the grayscale value meets preset standard grayscale value requirement, verifies successfully, and is formed on the target printing plate
The target image.
With reference to first aspect, an embodiment of the present invention provides the 5th kind of possible embodiments of first aspect, wherein institute
Stating the acquisition target image includes：
The light source that the imaging device is sent out is reflected on test tablet, so that the light source is on the test tablet
Form the target image；
The target image on the test tablet is obtained by image identification.
With reference to first aspect, an embodiment of the present invention provides the 6th kind of possible embodiments of first aspect, wherein also
Including：
In the case where verifying failure, the imaging device is readjusted, so that the light that the imaging device after adjustment is sent out
The target image that source is formed passes through verification.
Second aspect, the embodiment of the present invention also provide a kind of plate making system, including：
The target printing plate is moved to centre coordinate by aligned units for obtaining target printing plate position coordinate, so that at
As device is aligned with the target printing plate；
Unit is adjusted, for the imaging device to be adjusted, so that the light source that the imaging device is sent out reaches pre-
If exposure intensity；
Verification unit, for according to the default exposure intensity presentation target image, being verified to the target image,
And it is successful in verification, the target image is formed on target printing plate.
The third aspect, the embodiment of the present invention also provide a kind of plate making device, including plate making system as described above
System, further includes imaging device, target printing plate, mobile device, fixing bracket and calibration equipment；
The imaging device and the calibration equipment are fixed on the fixing bracket, and the target printing plate is loaded in
In the mobile device, the target printing plate is aligned by the mobile device with the imaging device, the plate making
System controls the imaging device and sends out light source, successful in calibration equipment verification, is formed on target printing plate
The target image.
In conjunction with the third aspect, an embodiment of the present invention provides the first possible embodiments of the third aspect, wherein institute
It includes test tablet, reflector element and recognition unit to state calibration equipment；
The reflector element is hinged with the fixing bracket, is sent out the imaging device by the reflector element
Light source is vertically projected on the test tablet, forms the target image, so that the recognition unit is to the target image
It is obtained.
An embodiment of the present invention provides a kind of printing plate-making method, system and devices, including obtain target printing plate position and sit
Mark, is moved to centre coordinate, so that imaging device is aligned with target printing plate by target printing plate；Imaging device is adjusted
Section, so that the light source that imaging device is sent out reaches default exposure intensity；Target image is presented according to default exposure intensity, to target
Image is verified, and successful in verification, target image is formed on target printing plate, the embodiment of the present invention is first by mesh
Head-stamp version is aligned with imaging device, ensure target image can complete and accurate exposure be printed on target printing plate, it is same in this
When, before target image is printed on target printing plate, the target image first generated to imaging device verifies, and works as satisfaction
When verification requires, i.e. the clarity of target image meets the requirements, then will verify successful target image and project on target printing plate,
It is exposed printing；
Other features and advantages of the present invention will illustrate in the following description, also, partly become from specification
It obtains it is clear that understand through the implementation of the invention.The purpose of the present invention and other advantages are in specification, claims
And specifically noted structure is realized and is obtained in attached drawing.
To enable the above objects, features and advantages of the present invention to be clearer and more comprehensible, preferred embodiment cited below particularly, and coordinate
Appended attached drawing, is described in detail below.
Description of the drawings
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, in being described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, other drawings may also be obtained based on these drawings.
Fig. 1 is printing plate-making method flow chart provided in an embodiment of the present invention；
Fig. 2 is plate making system function module figure provided in an embodiment of the present invention；
Fig. 3 is plate making apparatus structure schematic diagram provided in an embodiment of the present invention.
Icon：100- plate making systems；200- recognition units；300- imaging devices；400- reflector elements；500- is tested
Tablet；600- mobile devices；700- target printing plates；800- fixing brackets；10- aligned units；20- adjusts unit；30- verifications are single
Member.
Specific implementation mode
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with attached drawing to the present invention
Technical solution be clearly and completely described, it is clear that described embodiments are some of the embodiments of the present invention, rather than
Whole embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative work premise
Lower obtained every other embodiment, shall fall within the protection scope of the present invention.
Currently, in printing industry, traditional handicraft is the not only labor intensive object by the typesetting-film-printing down-loading-printing
Power also wastes time.Now using the upper platemaking technology of automation, plate making is carried out to target image, but it is unclear image often occur
The problem of clear or picture position cannot be accurately aimed at printing plate.
Based on this, a kind of printing plate-making method, system and device provided in an embodiment of the present invention can be accurately aimed at
On the basis of, image is verified before plate making into line definition, waste printing plate is avoided.
For ease of understanding the present embodiment, first to a kind of printing plate-making method disclosed in the embodiment of the present invention into
Row is discussed in detail；
Fig. 1 is the printing plate-making method flow chart that inventive embodiments provide.
Referring to Fig.1, printing plate-making method includes the following steps：
Step S110, obtain target printing plate position coordinate, target printing plate is moved to centre coordinate so that imaging device with
Target printing plate is aligned；
Step S120, is adjusted imaging device, so that the light source that imaging device is sent out reaches default exposure intensity；
Step S130 is presented target image according to default exposure intensity, is verified to target image, and verifying successfully
In the case of, form target image on target printing plate.
Specifically, target printing plate is first aligned by printing plate-making method provided in an embodiment of the present invention with imaging device,
Ensure target image can complete and accurate exposure be printed on target printing plate, simultaneously, target image is being printed on target
Before on printing plate, the target image first generated to imaging device verifies, when meeting verification and requiring, i.e., the mesh that currently presents
Whether logo image is that staff wants the image that exposure is printed on target printing plate, the clarity of the target image conforms to
It asks, then successful target image will be verified and projected on target printing plate, be exposed printing；
Here, printing plate-making method provided in an embodiment of the present invention further includes：
Step S140 readjusts imaging device in the case where verifying failure, so that the imaging device after adjustment is sent out
Light source formed target image pass through verification.
Wherein, when calibration equipment, to imaging device, the target image check results that generate on test tablet are undesirable
When, imaging device is adjusted again, including first imaging device restPoses, then by adjusting, make imaging device
The light source sent out reaches default exposure intensity, here preset at exposure intensity include it is at least one, i.e., it is provided in an embodiment of the present invention
Printing plate-making method can replace the default exposure intensity value of imaging device application so that current after initial correlation failure
Under environment scene, the target image of generation disclosure satisfy that verification requires；
In order to which target printing plate and imaging device are accurately aimed at, in some possible embodiments, above-described embodiment
The step S110 of offer can realize with following steps, including：
Step S210 obtains the centre coordinate of the position coordinates and imaging device of target printing plate；
Target printing plate is aligned by step S220 by the mobile device of loading target printing plate with imaging device, so that
Position coordinates are overlapped with centre coordinate.
In some possible embodiments, the step S120 that above-described embodiment provides can be realized with following steps, including：
Step S310, respectively in imaging device exposure device and liquid-crystal apparatus be adjusted so that imaging device send out
The light source gone out reaches default exposure intensity, and forms target image.
Here, it is adjusted in terms of exposure device and liquid-crystal apparatus two respectively, wherein it is strong that exposure device adjusts exposure
Degree, the amount of deflection of liquid crystal cells adjusts the light source situation that imaging exposure device is launched in liquid-crystal apparatus, and then forms target
Image；
It should be noted that after computer obtains target image information, corresponding electric signal is sent according to target image information
To liquid crystal cells, corresponding liquid crystal is controlled into horizontal deflection respective angles, the light of transmission generates target image in turn；
Wherein, step S310 includes：
Step S410 adjusts the light source parameters in exposure device, so that light source reaches default exposure intensity, wherein light source
Parameter includes light source make-and-break time, light source type, wavelength of light；
Step S420 adjusts the liquid crystal deflection amount in liquid-crystal apparatus, so that the light source by liquid-crystal apparatus forms target figure
Picture.
Specifically, liquid crystal cells deflect angle determine to cover exposure light source irradiation light number；Liquid crystal is not sent out
The region Cheng Guang of raw deflection penetrates state, does not block light source irradiation light；
In some embodiments, target image is verified in the step S130 that above-described embodiment provides, and in school
In the case of testing successfully, target image is formed on target printing plate, can be realized with following steps, including：
Step S510 obtains target image；
Specifically, above-mentioned steps S510 includes：
The light source that imaging device is sent out is reflected on test tablet by step S610, so that light source shape on test tablet
At target image；
Step S620 identifies the target image obtained on test tablet by image.
Step S520, is identified target image, obtains the grayscale value of target image；
Step S530 is verified successfully, and formed on target printing plate when grayscale value meets preset standard grayscale value requirement
Target image.
Here, each target image corresponds to corresponding preset standard grayscale value, by being verified to the identification of grayscale value,
When understand that the arrange parameter using current imaging device, whether the image of presentation is target image, and whether the image is clear
It is clear, it meets the requirements；
As shown in Fig. 2, the embodiment of the present invention also provides a kind of plate making system, including：
Target printing plate is moved to centre coordinate by aligned units 10 for obtaining target printing plate position coordinate, so that imaging
Device is aligned with target printing plate；
Unit 20 is adjusted, for imaging device to be adjusted, so that the light source that imaging device is sent out reaches default exposure
Intensity；
Verification unit 30 verifies target image, and for target image to be presented according to default exposure intensity in school
In the case of testing successfully, target image is formed on target printing plate.
Further, verification unit 30 is additionally operable to, in the case where verifying failure, readjust imaging device, so that adjustment
The target image that the light source that imaging device afterwards is sent out is formed passes through verification.
Further, aligned units 10 are additionally operable to obtain the centre coordinate of the position coordinates and imaging device of target printing plate；
By loading the mobile device of target printing plate, target printing plate is aligned with imaging device, so that position coordinates are sat with center
Indicated weight closes.
Here, it is integrated with the positioning unit for obtaining target printing plate position coordinate in mobile device, position coordinates are sent to
Plate making system, and receive plate making system transmission control signal, according to control signal be moved to in imaging device
The position that heart coordinate overlaps；
Further, adjust unit 20 be additionally operable to respectively in imaging device exposure device and liquid-crystal apparatus adjust
Section, so that the light source that imaging device is sent out reaches default exposure intensity, and forms target image.
Further, it adjusts unit 20 to be additionally operable to adjust the light source parameters in exposure device, so that light source reaches default exposure
Luminous intensity, wherein light source parameters include light source make-and-break time, light source type, wavelength of light；The liquid crystal adjusted in liquid-crystal apparatus is inclined
Turn amount, so that the light source by liquid-crystal apparatus forms target image.
Further, verification unit 30 is additionally operable to obtain target image；Target image is identified, obtains target image
Grayscale value；It when grayscale value meets preset standard grayscale value requirement, verifies successfully, and forms target figure on target printing plate
Picture.
Further, verification unit 30 is additionally operable to the light source that imaging device is sent out being reflected on test tablet, so that light
Source forms target image on test tablet；The target image obtained on test tablet is identified by image.
As shown in figure 3, the embodiment of the present invention also provides a kind of plate making device, including above-described embodiment provides printing system
Edition system 100 further includes imaging device 300, target printing plate 700, mobile device 600, fixing bracket 800 and calibration equipment；
Imaging device 300 and calibration equipment are fixed on fixing bracket 800, and target printing plate 700 is loaded in mobile dress
It sets, target printing plate 700 is aligned by mobile device 600 with imaging device 300, the control imaging dress of plate making system 100
It sets 300 and sends out light source, it is successful in calibration equipment verification, form target image on target printing plate 700.
In some possible embodiments, calibration equipment includes test tablet 500, reflector element 400 and recognition unit
200；
Reflector element 400 is hinged with fixing bracket 800, the light source for being sent out imaging device 300 by reflector element 400
It is vertically projected on test tablet 500, target image is formed, so that recognition unit 200 obtains target image.
Here, reflector element 400 does not work in plate making device or is verifying successfully, can pass through hinged place
Rotation convenient for storage and is used to the position parallel with fixing bracket 800；
It should be noted that during use, reflector element 400 can be rotated to any angle, that is, adjust reflector element
Corner dimension between 400 and fixing bracket 800, so that the light source that imaging device 300 is sent out reflects vertically through reflector element 400
It projects on test tablet 500；
Plate making device provided in an embodiment of the present invention has identical with the plate making system that above-described embodiment provides
Technical characteristic reach identical technique effect so can also solve identical technical problem.
The computer program product of printing plate-making method, system and device that the embodiment of the present invention is provided, including storage
The computer readable storage medium of program code, the instruction that said program code includes can be used for executing previous methods embodiments
Described in method, specific implementation can be found in embodiment of the method, details are not described herein.
It is apparent to those skilled in the art that for convenience and simplicity of description, the system of foregoing description
It with the specific work process of device, can refer to corresponding processes in the foregoing method embodiment, details are not described herein.
In addition, in the description of the embodiment of the present invention unless specifically defined or limited otherwise, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
Can also be electrical connection to be mechanical connection；It can be directly connected, can also indirectly connected through an intermediary, Ke Yishi
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product
It is stored in a computer read/write memory medium.Based on this understanding, technical scheme of the present invention is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be expressed in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be
People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention.
And storage medium above-mentioned includes：USB flash disk, mobile hard disk, read-only memory (ROM, Read-OnlyMemory), arbitrary access are deposited
The various media that can store program code such as reservoir (RAM, Random Access Memory), magnetic disc or CD.
In the description of the present invention, it should be noted that term "center", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for the description present invention and simplify description, do not indicate or imply the indicated device or element must have a particular orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for description purposes only, and is not understood to indicate or imply relative importance.
The embodiment of the present invention also provides a kind of electronic equipment, including memory, processor and storage are on a memory and can
The computer program run on a processor, processor realize the plate making that above-described embodiment provides when executing computer program
The step of method.
The embodiment of the present invention also provides a kind of computer readable storage medium, and meter is stored on computer readable storage medium
Calculation machine program, the step of printing plate-making method of above-described embodiment is executed when computer program is run by processor.
Finally it should be noted that：Embodiment described above, only specific implementation mode of the invention, to illustrate the present invention
Technical solution, rather than its limitations, scope of protection of the present invention is not limited thereto, although with reference to the foregoing embodiments to this hair
It is bright to be described in detail, it will be understood by those of ordinary skill in the art that：Any one skilled in the art
In the technical scope disclosed by the present invention, it can still modify to the technical solution recorded in previous embodiment or can be light
It is readily conceivable that variation or equivalent replacement of some of the technical features；And these modifications, variation or replacement, do not make
The essence of corresponding technical solution is detached from the spirit and scope of technical solution of the embodiment of the present invention, should all cover the protection in the present invention
Within the scope of.Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. a kind of printing plate-making method, which is characterized in that including：
Target printing plate position coordinate is obtained, the target printing plate is moved to centre coordinate, so that imaging device and the target
Printing plate is aligned；
The imaging device is adjusted, so that the light source that the imaging device is sent out reaches default exposure intensity；
Target image is presented according to the default exposure intensity, the target image is verified, and is verifying successful feelings
Under condition, the target image is formed on target printing plate.
2. printing plate-making method according to claim 1, which is characterized in that the acquisition target printing plate position coordinate, it will
The target printing plate is moved to centre coordinate so that imaging device and the target printing plate be aligned including：
Obtain the centre coordinate of the position coordinates and the imaging device of the target printing plate；
By the mobile device of the loading target printing plate, the target printing plate is aligned with the imaging device, so that
The position coordinates are overlapped with the centre coordinate.
3. printing plate-making method according to claim 1, which is characterized in that it is described that the imaging device is adjusted,
So that the light source that the imaging device is sent out reaches default exposure intensity includes：
Respectively in the imaging device exposure device and liquid-crystal apparatus be adjusted so that the light that the imaging device is sent out
Source reaches default exposure intensity, and forms the target image.
4. printing plate-making method according to claim 3, which is characterized in that described respectively to the exposure in the imaging device
Electro-optical device and liquid-crystal apparatus are adjusted, so that the light source that the imaging device is sent out reaches default exposure intensity, and form institute
Stating target image includes：
The light source parameters in the exposure device are adjusted, so that the light source reaches the default exposure intensity, wherein the light
Source parameter includes light source make-and-break time, light source type, wavelength of light；
The liquid crystal deflection amount in the liquid-crystal apparatus is adjusted, so that the light source by the liquid-crystal apparatus forms the target
Image.
5. printing plate-making method according to claim 1, which is characterized in that it is described that the target image is verified,
And it is successful in verification, the target image is formed on target printing plate includes：
Obtain the target image；
The target image is identified, obtains the grayscale value of the target image；
It when the grayscale value meets preset standard grayscale value requirement, verifies successfully, and on the target printing plate described in formation
Target image.
6. printing plate-making method according to claim 5, which is characterized in that described to obtain the target image and include：
The light source that the imaging device is sent out is reflected on test tablet, so that the light source is formed on the test tablet
The target image；
The target image on the test tablet is obtained by image identification.
7. printing plate-making method according to claim 1, which is characterized in that further include：
In the case where verifying failure, the imaging device is readjusted, so that the light source shape that the imaging device after adjustment is sent out
At the target image pass through verification.
8. a kind of plate making system, which is characterized in that including：
The target printing plate is moved to centre coordinate by aligned units for obtaining target printing plate position coordinate, so that imaging fills
It sets and is aligned with the target printing plate；
Unit is adjusted, for the imaging device to be adjusted, so that the light source that the imaging device is sent out reaches default exposure
Luminous intensity；
Verification unit, for according to the default exposure intensity presentation target image, being verified to the target image, and
In the case of verification successfully, the target image is formed on target printing plate.
9. a kind of plate making device, which is characterized in that further include imaging including plate making system according to any one of claims 8
Device, target printing plate, mobile device, fixing bracket and calibration equipment；
The imaging device and the calibration equipment are fixed on the fixing bracket, and the target printing plate is loaded in described
In mobile device, the target printing plate is aligned by the mobile device with the imaging device, the plate making system
It controls the imaging device and sends out light source, it is successful in calibration equipment verification, on target printing plate described in formation
Target image.
10. plate making device according to claim 9, which is characterized in that the calibration equipment includes test tablet, anti-
Penetrate unit and recognition unit；
The reflector element is hinged with the fixing bracket, the light source for being sent out the imaging device by the reflector element
It is vertically projected on the test tablet, forms the target image, so that the recognition unit carries out the target image
It obtains.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810445450.XA CN108646526A (en) | 2018-05-10 | 2018-05-10 | Printing plate-making method, system and device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810445450.XA CN108646526A (en) | 2018-05-10 | 2018-05-10 | Printing plate-making method, system and device |
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