CN108494983A - A kind of fabric scan method based on digital printing system - Google Patents
A kind of fabric scan method based on digital printing system Download PDFInfo
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- CN108494983A CN108494983A CN201810176639.3A CN201810176639A CN108494983A CN 108494983 A CN108494983 A CN 108494983A CN 201810176639 A CN201810176639 A CN 201810176639A CN 108494983 A CN108494983 A CN 108494983A
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- Prior art keywords
- shooting area
- medium
- piecemeal
- image
- camera
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/00795—Reading arrangements
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06P—DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
- D06P5/00—Other features in dyeing or printing textiles, or dyeing leather, furs, or solid macromolecular substances in any form
- D06P5/30—Ink jet printing
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- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B37/00—Panoramic or wide-screen photography; Photographing extended surfaces, e.g. for surveying; Photographing internal surfaces, e.g. of pipe
- G03B37/04—Panoramic or wide-screen photography; Photographing extended surfaces, e.g. for surveying; Photographing internal surfaces, e.g. of pipe with cameras or projectors providing touching or overlapping fields of view
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T3/00—Geometric image transformation in the plane of the image
- G06T3/40—Scaling the whole image or part thereof
- G06T3/4038—Scaling the whole image or part thereof for image mosaicing, i.e. plane images composed of plane sub-images
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/64—Computer-aided capture of images, e.g. transfer from script file into camera, check of taken image quality, advice or proposal for image composition or decision on when to take image
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/698—Control of cameras or camera modules for achieving an enlarged field of view, e.g. panoramic image capture
Abstract
The fabric scan method based on digital printing system that the invention discloses a kind of, its key points of the technical solution are that several cameras are arranged in the width direction that conveying device is sent into region, each camera corresponds to the piecemeal shooting area of a rectangle, includes the following steps：The angle of each camera is adjusted so that the piecemeal shooting area of each camera to be on same straight line to constitute the partly overlapping initial shooting area of two neighboring piecemeal shooting area；Initial shooting area is formed to the medium shooting area of the covering entire width of spray printing medium using image split-joint method；The spray printing medium in medium shooting area is shot with video-corder to scan the retention image information to form the spray printing medium.The mode spliced afterwards is first adjusted, the shooting precision of medium shooting area and the ability covered comprehensively are effectively improved, avoids the image of shooting from generating and deviates, improve the clarity of accuracy and image that image focuses, with the whole overall effect for improving retention image information.
Description
Technical field
The present invention relates to digit printing field, more particularly to a kind of fabric scan method based on digital printing system.
Background technology
Digital ink jet printing technology is a kind of collection machinery, the computer gradually formed as computer technology continues to develop
The new high-tech product that electronic information technology is integrated.The appearance of this technology and constantly improve, bring to textile printing and dyeing industry
One completely new concept, advanced production principle and means, to textile printing and dyeing bring a unprecedented development machine
It meets, it becomes the capital equipment of printing in textiles by traditional stamp mode is gradually replaced.
Currently, manufacturer after the complete jacquard fabric of digital spray printing, needs to carry out image to the spray printing effect of jacquard fabric
When retention, jacquard fabric is usually shot using camera manually and carries out image retention, but apply said program, shot manually
Often there is more defect in image, the phenomenon that such as taking parts of images and generating offset, the focusing of image is inaccurate, image
Clarity it is relatively low the problems such as, cause retain image overall effect it is poor, there are certain improvements as a result,.
Invention content
In view of the deficiencies of the prior art, the present invention intends to provide a kind of fabric based on digital printing system
Scan method can integrally shoot spray printing medium, improve the overall effect that spray printing medium retains image.
The present invention above-mentioned technical purpose technical scheme is that：
A kind of fabric scan method based on digital printing system is arranged several in the width direction that conveying device is sent into region
Camera, wherein each camera corresponds to the piecemeal shooting area of a rectangle, includes the following steps：
The angle of each camera is adjusted so that the piecemeal shooting area of each camera is in adjacent to constitute on same straight line
The partly overlapping initial shooting area of two piecemeal shooting areas；
Initial shooting area is formed to the medium shooting area of the covering entire width of spray printing medium using image split-joint method；
The spray printing medium in medium shooting area is shot with video-corder to scan the retention image information to form the spray printing medium.
Through the above technical solutions, spray printing medium is placed on a conveyor, Jie that several piecemeal shooting areas are formed
Matter shooting area can carry out Image Acquisition to spray printing medium, achieve the purpose that the image information of spray printing medium is retained；In the application,
On spray printing medium there is decalcomania on the one hand can carry out figure to the spray printing medium of non-digit printing using above-mentioned technical proposal
As retaining, if spray printing medium generates underproof phenomenon after digit printing, it is due to spray that can be searched out by the image of retention
The problem of printing ink-jet in mat formation problem or the digital printing system of medium on a conveyor；On the other hand, number can be printed
The spray printing medium spent carries out image retention, achievees the purpose that product keeps sample, when quality problems occurs in later product, reaches
To retrospective purpose.
In the application, piecemeal shooting area is on same straight line by the angle by pre-adjusting each camera, profit
With image split-joint method to be effectively formed the medium shooting area of the covering entire width of spray printing medium, the side spliced afterwards is first adjusted
Formula effectively improves the shooting precision of medium shooting area and the ability covered comprehensively, avoids the image of shooting from generating offset, improves
The clarity for the accuracy and image that image focuses, with the whole overall effect for improving retention image information.
Preferably, the angle of each camera is adjusted so that the piecemeal shooting area of each camera to be on same straight line
To constitute the partly overlapping initial shooting area of two neighboring piecemeal shooting area, include the following steps：
Tacldng medium is arranged on the feeding region of conveying device, several cameras shoot tacldng medium to form image information
It is transmitted to computer, computer calls grid line template to match with the image information of tacldng medium；
Tacldng medium is delivered to spray printing region by conveying device, and grid lines stencil marking is situated between in positioning using inkjet-printing device
In matter, conveying device retracts printed tacldng medium to feeding region；
Several cameras shoot tacldng medium to form image information and be transmitted to computer again, and computer is in each camera
The center of shooting area is established origin reference location and is marked with to be shown in the image information；
Swing each camera with by each origin reference location mark in image information on the same weft of grid lines, and and image
The joint of grid lines overlaps in information.
Through the above technical solutions, being located on the same line by adjusting each camera piecemeal shooting area and adjacent
Spacing between two cameras communicates, and the medium shooting area sequentially formed can ensure the accurate of medium shooting area segmentation
Property, to further improve the positioning accuracy in printing color area.
Preferably, the origin reference location mark is in cross.
Through the above technical solutions, cross origin reference location mark can be adapted with grid lines, to effectively improve benchmark
The positioning accuracy of positioning mark and grid lines joint.
Preferably, the spacing constituted between two neighboring origin reference location mark is identical.
Through the above technical solutions, the spacing constituted between two origin reference location marks is identical, image spelling is which thereby enhanced
The convenience connect, and when ensure that image mosaic, the stability being connected between two neighboring piecemeal shooting area.
Preferably, the medium for initial shooting area being formed to the covering entire width of spray printing medium using image split-joint method is clapped
Region is taken the photograph, is included the following steps：
Initial shooting area based on acquisition is established benchmark origin in initial shooting area, and is carried out to initial shooting area
Segmentation, each cut zone have and have ordinal number pair corresponding to benchmark origin；
Cut zone where four corner points of each piecemeal shooting area corresponding has ordinal number pair to obtain；
There is ordinal number pair based on four corner points of each piecemeal shooting area, obtains the overlapping of two neighboring piecemeal shooting area
Region, to obtain the overlapping shooting figure of previous piecemeal shooting area or latter piecemeal shooting area corresponding position according to overlapping region
Picture；
The overlapping region is intercepted, and overlapping shooting image is added between two neighboring piecemeal shooting area to be formed
The medium shooting area.
Through the above technical solutions, through the above steps on the same line by the adjustment of each piecemeal shooting area, and
Two neighboring origin reference location target constant gap passes through the orderly of determination four corner points of each piecemeal shooting area as a result,
It is several right, the overlapping region of two neighboring piecemeal shooting area is intercepted and fills into previous piecemeal shooting area or latter piecemeal
Overlapping shoots the mode of image to form medium shooting area, using above-mentioned image split-joint method, image mosaic in shooting area
The feature that mode is simple, image mosaic is efficient.
Preferably, the overlapping for previous piecemeal shooting area corresponding position being obtained according to overlapping region shoots image.
Preferably, the overlapping for latter piecemeal shooting area corresponding position being obtained according to overlapping region shoots image.
Preferably, the lateral length of the medium shooting area is more than the width of spray printing medium.
Through the above technical solutions, the lateral length of medium shooting area is more than the width of spray printing medium, thereby, it is possible to will
Spray printing medium is completely covered in medium shooting area, achievees the purpose that shoot spray printing medium comprehensively and without dead angle.
Preferably, the longitudinal length of the medium shooting area is more than the stepping feed of conveying device.
Through the above technical solutions, when the spray printing medium to non-digit printing carries out image retention, conveying device is each
Stepping feed be less than medium shooting area longitudinal length, can keep retain image information continuity.
In conclusion the present invention having the beneficial effect that in contrast to the prior art：
Piecemeal shooting area is on same straight line by the angle by pre-adjusting each camera, utilizes image split-joint method
To be effectively formed the medium shooting area of the covering entire width of spray printing medium, the mode spliced afterwards is first adjusted, medium is effectively improved
The shooting precision of shooting area and the ability covered comprehensively avoid the image of shooting from generating offset, and it is accurate that raising image focuses
Property and image clarity, the overall effect of image information is retained with whole improve.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other features of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is the flow diagram of fabric scan method in technical solution of the present invention；
Fig. 2 is the flow diagram that heads positioning method is imaged in technical solution of the present invention；
Fig. 3 is the flow diagram of image split-joint method in technical solution of the present invention；
Fig. 4 is the structural schematic diagram of digital printing system in technical solution of the present invention；
Fig. 5 is the structural schematic diagram of photographic device in technical solution of the present invention；
Fig. 6 is the scheme of installation of camera in technical solution of the present invention；
Fig. 7 is the first structure schematic diagram of camera in technical solution of the present invention；
Fig. 8 is the second structural schematic diagram of camera in technical solution of the present invention；
Fig. 9 is the schematic diagram in the feeding region and spray printing region of conveying device in technical solution of the present invention；
Figure 10 is origin reference location target status diagram in technical solution of the present invention；
Figure 11 is the schematic diagram of piecemeal shooting area in image mosaic in technical solution of the present invention.
Reference numeral：1, rack；2, conveying device；S, it is sent into region；P, spray printing region；21, rotating roller；22, conveyer belt；
3, inkjet-printing device；31, girder；32, jet nozzle；4, photographic device；41, crossbeam；42, camera；43, adjusting part；
431, upper disk；432, lower wall；433, adjustment portion；4331, adjusting bolt；4332, back-moving spring；4333, the first screw；4334、
Second screw；5, selvage guide roll assembly；6, batching roll assembly；7, origin reference location mark；8, moving portion；81, shifting chute；82, holder；
83, the first sliding groove；84, second sliding slot；85, the first fastener；86, the second fastener；A, overlapping region；B, benchmark origin.
Specific implementation mode
In order to preferably technical scheme of the present invention be made clearly to show, the present invention is made into one below in conjunction with the accompanying drawings
Walk explanation.
Embodiment one
A kind of fabric scan method based on digital printing system is applied in digital printing system as shown in figures 4 and 9, number
Code printing system includes the rack 1 and conveying device being arranged in rack 12, inkjet-printing device 3 and photographic device 4, defeated
It includes the rotating roller 21 for being rotatably installed in 1 both sides of rack and the conveyer belt annular in shape being coated in rotating roller 21 to send device 2
22, the driving motor for driving rotating roller 21 to rotate is provided in rack 1.Wherein, rack 1 is set in the side of conveying device 2
It is equipped with the selvage guide roll assembly 5 for winding spray printing medium, rack 1 is provided in the other side of conveying device 2 for winding printing
The batching roll assembly 6 of completion.
Wherein, conveying device 2, which has, is sent into region s and spray printing region p.Inkjet-printing device 3 is arranged in conveying device 2
Above the p of spray printing region, photographic device 4 is arranged above the feeding region s of conveying device 2.
Inkjet-printing device 3 includes girder 31, jet nozzle 32 and nozzle, and girder 31 is arranged in rack 1, is set on girder 31
Be equipped with guide rail, be provided with the sliding block coordinated with guide rail on jet nozzle 32, nozzle be arranged on jet nozzle 32 with 2 phase of conveying device
It is right, wherein being provided with the servo motor that synchronous belt drives jet nozzle 32 to be slided along girder 31 on girder 31.
It is connected with computer on photographic device 4（It is not shown in figure）, wherein computer is accordingly connected to 2 He of conveying device
Inkjet-printing device 3 simultaneously controls conveying device 2 and the action of inkjet-printing device 3.
In conjunction with shown in Fig. 5 and Fig. 9, photographic device 4 includes crossbeam 41 and several cameras 42 arranged side by side, and crossbeam 41 is pacified
In rack 1 and the horizontal top that region s is sent into conveying device 2, each camera 42 are arranged by adjusting part 43
On crossbeam 41.
As shown in Figure 10, several cameras 42 are sent into the image of tacldng medium or spray printing medium letter in the s of region for acquiring
Breath, the present embodiment by camera 42 positioning for illustrate, camera 42 specifically acquisition be sent into region s in be set to medium or
Spray printing medium, the present embodiment are not specifically limited.It is worth noting that each camera 42 corresponds to the bat there are one rectangular partition
Region is taken the photograph, several cameras 42 are in the tacldng medium or spray printing medium progress image information collecting to being sent on the s of region, each
The range that camera 42 acquires will have coincidence, if being illustrated by taking three cameras 42 as an example, 42, No. two camera shootings of No.1 camera
First 42, No. three cameras 42 are corresponding with No.1 piecemeal shooting area, No. two piecemeal shooting areas and No. three piecemeal shooting areas respectively
No. two piecemeal shooting areas of domain, the No.1 piecemeal shooting area of No.1 camera 42 and No. two cameras 42, which have, overlaps model
It encloses, No. two piecemeal shooting areas of No. two cameras 42 and No. three piecemeal shooting areas of No. three cameras 42 have coincidence model
It encloses.
As shown in Fig. 6, Fig. 7 and Fig. 8, each camera 42 can carry out three axis swings to adjust camera shooting by adjusting part 43
First 42 position.Adjusting part 43 includes upper disk 431, lower wall 432 and adjustment portion 433.Upper disk 431 is mounted on crossbeam 41, is taken the photograph
Picture head 42 is mounted on lower wall 432, and the camera lens of camera 42, towards 2 side of conveying device, adjustment portion 433 is arranged in upper disk
For adjusting 432 3 axis angle of inclination of lower wall between 431 and lower wall 432.Wherein, adjustment portion 433 is threaded in including three
The adjusting bolt 4331 that on upper disk 431 and end is contradicted with lower wall 432, three adjusting bolts 4331 are in angular distribution in upper disk
On 431, a back-moving spring for connecting disk 431 and lower wall 432 is at least installed between two adjusting bolts 4331 of homonymy
4332.In the present embodiment, there are two for connecting disk 431 and lower wall 432 for installation between two adjusting bolts 4331 of homonymy
Back-moving spring 4332, two back-moving springs 4332 are respectively close to two 4331 sides of adjusting bolt.Wherein, screw thread on upper disk 431
It is connected with the first screw 4333, the second screw 4334 is threaded on lower wall 432, one end of back-moving spring 4332 is connected to
On one screw 4333 and the other end is connected on the second screw 4334.As a result, by rotating the adjusting bolt 4331 of different location,
Coordinated by three adjusting bolts 4331, realizes the comprehensive swing of 432 3 axis of lower wall, it is corresponding to realize 42 3 axis of camera side entirely
The swing of position.
The moving portion 8 for adjusting 42 position of camera is provided on crossbeam 41.In the present embodiment, moving portion 8 includes edge
The shifting chute 81 of 41 length direction of crossbeam setting, is slidably fitted with L-shaped holder 82 in shifting chute 81, one end of holder 82 opens up
There are the first sliding groove 83, the other end of holder 82 to offer second sliding slot 84, one end of holder 82 is passed through by the first fastener 85
The first sliding groove 83 is connected in shifting chute 81, and the other end of holder 82 is connected to by the second fastener 86 across second sliding slot 84
On adjusting part 43.In the present embodiment, the first fastener 85 and the second fastener 86 use bolt.
Embodiment two
Based on above-mentioned digital printing system, fabric scan method is realized in the present embodiment.Wherein, in conjunction with shown in Fig. 1 and Fig. 2,
Before fabric scanning, need in advance several cameras 42 position to form medium shooting area.
Specific positioning method includes the following steps：Step S100 adjusts the angle of each camera 42 to be taken the photograph each
As first 42 piecemeal shooting area is on same straight line to constitute the partly overlapping initial bat of two neighboring piecemeal shooting area
Take the photograph region.
According to technical solution defined by step S100, specifically, the angle of each camera 42 is adjusted to be taken the photograph each
As first 42 piecemeal shooting area is on same straight line to constitute the partly overlapping initial bat of two neighboring piecemeal shooting area
Region is taken the photograph, is included the following steps：
Tacldng medium is arranged on the feeding region s of conveying device 2 by step S110, and several cameras 42 shoot tacldng medium
It is transmitted to computer to form image information, computer calls grid line template to match with the image information of tacldng medium；
Tacldng medium is delivered to spray printing region p by step S120, conveying device 2, using inkjet-printing device 3 by grid line template
It is printed upon on tacldng medium, conveying device 2 retracts printed tacldng medium to feeding region s；
Step S130, several cameras 42 shoot tacldng medium to form image information and be transmitted to computer again, computer
Origin reference location mark 7 is established to be shown in the image information at the center of 42 shooting area of each camera；
Step S140 swings each camera 42 so that each origin reference location mark 7 to be located to the same latitude of grid lines in image information
On line, and overlapped with the joint of grid lines in image information.
In the present embodiment, tacldng medium uses blank sheet of paper.Wherein, origin reference location mark 7 is in cross, two neighboring camera 42
Spacing between the origin reference location mark 7 at piecemeal shooting area center is X ± 0.1mm.Specifically, two neighboring origin reference location mark 7
Between spacing X determined by actual conditions.Aforesaid way is applied to can guarantee the piecemeal shooting area position of each camera 42 as a result,
It is equal in the piecemeal shooting area interval of same straight line and two neighboring camera 42, i.e., two neighboring origin reference location mark 7 it
Between the spacing that is constituted it is identical.
As shown in Figure 1, based on after 42 method of adjustment of above-mentioned camera, specific fabric scan method includes the following steps：
Step S200, the medium that initial shooting area is formed to the covering entire width of spray printing medium using image split-joint method are shot
Region；
Step S300 shoots with video-corder the spray printing medium in medium shooting area to scan the retention image information to form the spray printing medium.
According to technical solution defined by above-mentioned steps S200 ~ step S300.Specifically, as shown in figure 3, in step S200
In, initial shooting area is formed to the medium shooting area of the covering entire width of spray printing medium using image split-joint method, including
Following steps：
Step S210, the initial shooting area based on acquisition establish benchmark origin b in initial shooting area, and to initially clapping
It takes the photograph region to be split, each cut zone has and has ordinal number pair corresponding to benchmark origin b；
Step S220, the cut zone where four corner points of each piecemeal shooting area are corresponding orderly to obtain
It is several right；
Step S230 has ordinal number pair based on four corner points of each piecemeal shooting area, obtains two neighboring piecemeal shooting
The overlapping region a in region, to obtain previous piecemeal shooting area or latter piecemeal shooting area corresponding position according to overlapping region a
Overlapping shoot image；
Step S240 intercepts the overlapping region a, and overlapping shooting image is added into two neighboring piecemeal shooting area
Between to form the medium shooting area.
Specifically as shown in figure 11, there is ordinal number pair according to technical solution defined by above-mentioned steps S210 ~ step S240
That is coordinate, benchmark origin b, that is, coordinate origin can have ordinal number according to four corner points of each piecemeal shooting area as a result, can
To obtain the location information of the overlapping region a between two neighboring piecemeal shooting area, overlapping region a is intercepted, and will
The overlapping shooting image is added between two neighboring piecemeal shooting area to form the medium shooting area.
It is worth noting that in one embodiment, previous piecemeal shooting area corresponding position is obtained according to overlapping region a
Overlapping shoot image.In another embodiment, the weight of latter piecemeal shooting area corresponding position is obtained according to overlapping region a
Folded shooting image.
Wherein, the lateral length of medium shooting area is more than the width of spray printing medium, and the longitudinal direction of medium shooting area
Length is more than the stepping feed of conveying device 2.
Computer obtains several 42 respective piecemeal shooting areas of camera as a result, passes through above-mentioned image split-joint method shape
At medium shooting area, the image information of tacldng medium or spray printing medium, computer pair are collected by medium shooting area
The spray printing medium, which is scanned, shoots with video-corder to obtain the retention image information of spray printing medium.
In the application, have decalcomania on the one hand can be to non-digit printing using above-mentioned technical proposal on spray printing medium
Spray printing medium carry out image retention, if spray printing medium generates underproof phenomenon after digit printing, pass through the image energy of retention
It enough searches out due to spray printing medium in mat formation problem or the digital printing system in conveying device 2 the problem of ink-jet；Separately
On the one hand, spray printing medium that can be good to digit printing carries out image retention, achievees the purpose that product keeps sample, and occurs in later product
When quality problems, reach retrospective purpose.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (9)
1. a kind of fabric scan method based on digital printing system, in the width direction that conveying device (2) is sent into region (s)
Several cameras (42) are set, wherein the piecemeal shooting area of each corresponding rectangle of camera (42), which is characterized in that
Include the following steps：
Adjust the angle of each camera (42) with by the piecemeal shooting area of each camera (42) be on same straight line with
Constitute the partly overlapping initial shooting area of two neighboring piecemeal shooting area；
Initial shooting area is formed to the medium shooting area of the covering entire width of spray printing medium using image split-joint method；
The spray printing medium in medium shooting area is shot with video-corder to scan the retention image information to form the spray printing medium.
2. a kind of fabric scan method based on digital printing system according to claim 1, which is characterized in that adjustment is every
The angle of a camera (42) is the piecemeal shooting area of each camera (42) to be on same straight line to constitute adjacent two
A partly overlapping initial shooting area of piecemeal shooting area, includes the following steps：
Tacldng medium is arranged on the feeding region (s) of conveying device (2), several cameras (42) shoot tacldng medium with shape
It is transmitted to computer at image information, computer calls grid line template to match with the image information of tacldng medium；
Tacldng medium is delivered to spray printing region (p) by conveying device (2), is beaten grid line template using inkjet-printing device (3)
It is imprinted on tacldng medium, conveying device (2) retracts printed tacldng medium to feeding region (s)；
Several cameras (42) shoot tacldng medium to form image information and be transmitted to computer again, and computer is taken the photograph each
As origin reference location mark (7) is established to be shown in the image information in the center of head (42) shooting area；
Each camera (42) is swung so that each origin reference location mark (7) to be located in image information on the same weft of grid lines,
And it is overlapped with the joint of grid lines in image information.
3. a kind of fabric scan method based on digital printing system according to claim 2, which is characterized in that the base
Certainly position mark (7) is in cross.
4. a kind of fabric scan method based on digital printing system according to claim 2, which is characterized in that adjacent two
The spacing constituted between a origin reference location mark (7) is identical.
5. a kind of fabric scan method based on digital printing system according to claim 1, which is characterized in that utilize figure
As joining method by initial shooting area formed covering the entire width of spray printing medium medium shooting area, include the following steps：
Initial shooting area based on acquisition, establishes benchmark origin (b) in initial shooting area, and to initial shooting area into
Row segmentation, each cut zone have and have ordinal number pair corresponding to benchmark origin (b)；
Cut zone where four corner points of each piecemeal shooting area corresponding has ordinal number pair to obtain；
There is ordinal number pair based on four corner points of each piecemeal shooting area, obtains the overlapping of two neighboring piecemeal shooting area
Region (a), to obtain the overlapping of previous piecemeal shooting area or latter piecemeal shooting area corresponding position according to overlapping region (a)
Shoot image；
Intercept the overlapping region (a), and by overlapping shooting image be added between two neighboring piecemeal shooting area with
Form the medium shooting area.
6. a kind of fabric scan method based on digital printing system according to claim 5, which is characterized in that according to weight
The overlapping that folded region (a) obtains previous piecemeal shooting area corresponding position shoots image.
7. a kind of fabric scan method based on digital printing system according to claim 5, which is characterized in that according to weight
The overlapping that folded region (a) obtains latter piecemeal shooting area corresponding position shoots image.
8. a kind of fabric scan method based on digital printing system according to claim 1, which is characterized in that given an account of
The lateral length of matter shooting area is more than the width of spray printing medium.
9. a kind of fabric scan method based on digital printing system according to claim 1, which is characterized in that given an account of
The longitudinal length of matter shooting area is more than the stepping feed of conveying device (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201810176639.3A CN108494983A (en) | 2018-03-03 | 2018-03-03 | A kind of fabric scan method based on digital printing system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810176639.3A CN108494983A (en) | 2018-03-03 | 2018-03-03 | A kind of fabric scan method based on digital printing system |
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| CN108494983A true CN108494983A (en) | 2018-09-04 |
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| CN201810176639.3A Pending CN108494983A (en) | 2018-03-03 | 2018-03-03 | A kind of fabric scan method based on digital printing system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110324511A (en) * | 2019-07-11 | 2019-10-11 | 广东工业大学 | A kind of flexible material process equipment and its image-scanning device |
| CN117274998A (en) * | 2023-11-21 | 2023-12-22 | 深圳市云希谷科技有限公司 | Scanning control method, device, medium and equipment for scanning pen |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117274998A (en) * | 2023-11-21 | 2023-12-22 | 深圳市云希谷科技有限公司 | Scanning control method, device, medium and equipment for scanning pen |
| CN117274998B (en) * | 2023-11-21 | 2024-03-26 | 深圳市云希谷科技有限公司 | Scanning control method and device for scanning pen |
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