CN207366475U - A kind of relief pattern Online Video detection device - Google Patents
A kind of relief pattern Online Video detection device Download PDFInfo
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- CN207366475U CN207366475U CN201721263374.8U CN201721263374U CN207366475U CN 207366475 U CN207366475 U CN 207366475U CN 201721263374 U CN201721263374 U CN 201721263374U CN 207366475 U CN207366475 U CN 207366475U
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Abstract
Relief pattern Online Video detection device is the utility model is related to, it is included in the auxiliary trace labelling set on printed matter, the image collecting device for being used to gather the auxiliary trace labelling position that side is set and is electrically connected above printed matter production line or with described image harvester the detection process device that progress image compares.The relief pattern Online Video detection device by set detection process device to the image acquisition device to the image information of auxiliary trace labelling position be compared, it can quickly judge whether relief pattern position is accurate on the printed matter, and then simplify detection process, cost is reduced, improves detection efficiency.Using the relief pattern Online Video detection device, by the way that the auxiliary trace labelling is compared, without detecting multiple qualifying points, the testing process need to only be simplified, reduce detection range, improve production efficiency.
Description
Technical field
Relief pattern detection field is the utility model is related to, is examined more specifically to a kind of relief pattern Online Video
Survey device.
Background technology
In recent years, with the continuous improvement required print quality, in order to control the generation of bad printing in minimum
Limit, forbids defective products outwards to circulate, it is desirable to which printing scene must be set up stringent production system and management system.Some prints
It is very high to brush enterprise's especially requirement of the tobacco company to quality, once there are quality problems, will result in a large amount of return of goods.In order to drop
Low-risk, most of printing houses all take the method that artificial full inspection is implemented to printed matter.But artificial full inspection is there are its limitation, and
Do not say that people only can will detect the various problems that may occur in printing there are the problem of visual fatigue within the extremely short time, this
It has been the work of a great difficulty.Therefore want real guaranteed quality, accomplish zero-fault, checked automatically using print quality be must
Indispensable.
At the same time, also there occurs change to consider production efficiency or economy for the detection means of printed matter.By video camera
With the printing quality detecting device of signal processing circuit composition, it instead of vision-based detection and start to be widely adopted, such as after processing
Printed matter detected with checking machine, it may be found that bad part remove be allowed to become excellent product etc..
With network, the fast development of video communication technology and the extensive use of video monitoring system, the matter of monitoring image
Amount evaluation just becomes new research hotspot.Since video monitoring system is usually deployed to ensure effective monitoring and control of illegal activities, scope is larger, and product quality test point is more, because
This front end image capture device long continuous operation and by various exogenous influences, monitoring video is easily by various aspects interference and under quality
Drop, and it is difficult cumbersome to operate.
According to the analysis to print quality influence factor, it is known that its defect is generally shape defect.It is primarily upon shape
Shape feature, such as stripe shape defect.In most available picture quality detections, there are some to be suitable for evaluation image quality
Measure Indexes.Common printed matter defect mainly has：Fly ink, bite, stain, scraping, register trouble etc..The inspection of these defects
Survey at present generally using the means manually estimated, labor intensity is big, time-consuming and laborious, examination criteria disunity.Particularly with
The raising of print speed printing speed, can not gradually meet the needs of production.Therefore, the video detection of printed matter defect is increasingly becoming row
The trend of industry.In order to improve production testing efficiency, can only video detection technology introduce printed matter detection process, basic principle is such as
Under：Then system is gathered to be checked by CCD pick-up lens, collection zero defect printing as standard picture on detection production line
Image, each frame image transmitting to be checked collected is compared and analyzed to scene with standard picture, is found out defective in quality
Image, so as to find the quality problems of printed matter corresponding to the two field picture, there are mass defect accordingly for last automatic rejection
Printed matter.Printing detects in the specific implementation, is generally divided into two steps：It is that detection prepares first, i.e., by qualified products
Image Acquisition, obtains standard printed matter image.Secondly it is actually detected, i.e., the image of printed matter to be checked and standard form are carried out
Compare, so as to determine defect presence or absence, and waste product removing according to comparative result.
In the actual production process, due to many printed matters in order to be lifted beautiful, it is necessary to carry out belling process, and belling is past
Past is that mass defect is most, such as belling register trouble, and belling position is relatively more.Because in order to strictly control product matter
Amount standard, video detection system take each qualifying point to be equipped with an Image Acquisition special camera, and video detection system
System is more difficult with increasing for collection point, after test point reaches certain amount, Image Acquisition can be caused more difficult, detected
During it is more difficult control and detection efficiency it is low.
Utility model content
The technical problems to be solved in the utility model is, there is provided relief pattern detects during one kind can simplify belling
Process, reduces relief pattern testing cost and improves the relief pattern Online Video detection device of detection efficiency.
Technical solution is used by the utility model solves its technical problem：Construct a kind of relief pattern Online Video inspection
Survey device, its be included in set on printed matter auxiliary trace labelling, above printed matter production line or side setting be used for
Gather the image collecting device of the auxiliary trace labelling position and be electrically connected with described image harvester and carry out image ratio
To detection process device.
Preferably, described image harvester include being arranged on the video camera of above the printed matter production line or side with
And the image or the image pick-up card of video photographed with the shooting mechatronics collection video camera；The detection process
Device includes host and the display being electrically connected with the host.
Preferably, the relief pattern video detecting device further includes the illumination light that the printed matter in corresponding conveyor is set
Source；The lighting source is fixed in rack.
Preferably, the auxiliary trace labelling is arranged on the viscose mouth position of printed matter.
Preferably, the auxiliary trace labelling is at least one of linear, polygon, curved.
Preferably, the auxiliary trace labelling is in cross.
Preferably, the auxiliary trace labelling is the print structure that is substantially flush with printed matter surface or in printed matter
The concaveconvex structure of surface concave or convex.
Preferably, the planar dimension of the auxiliary trace labelling is 5mm × 5mm.
Implement the relief pattern Online Video detection device and its detection method of the utility model, have below beneficial to effect
Fruit：The relief pattern Online Video detection device aids in trace labelling, on printed matter production line by being set on printed matter
Side or side set the image collecting device for gathering the auxiliary trace labelling position, also by setting detection process device to this
Image acquisition device to image be compared, can quickly judge whether relief pattern position accurate on the printed matter
Really, and then detection process is simplified, reduces cost, improve detection efficiency.
It is detected using the relief pattern Online Video detection device, first, the printed matter in transmitting procedure is carried out
Image Acquisition, gathers the image information of the relative position of auxiliary trace labelling and relief pattern on each printed matter, and by institute
State image information and be transferred to master controller；Secondly, which believes the image information collected and the standard picture to prestore
Breath is compared, and judges to aid in the relative position of trace labelling and the relief pattern relative to standard picture in the image information
Whether the normal place in information has displacement；If without displacement, which sends signal, judges the printed matter for qualification
Product, and continue to transmit, if displacement, then the printed matter is judged for waste product, and send the rejecting information for rejecting the waste product.Can
See, which only need to be by being compared the auxiliary trace labelling, without detecting multiple matter
Control point is measured, the testing process is simplified, reduces detection range, improve production efficiency, and improves relief pattern inspection
The quality of survey.
Brief description of the drawings
Below in conjunction with accompanying drawings and embodiments, the utility model is described in further detail, in attached drawing：
Fig. 1 is the structure diagram of the utility model relief pattern video detecting device；
Fig. 2 is the aid mark mark position schematic diagram of the utility model relief pattern video detecting device.
Embodiment
For a clearer understanding of the technical features, objectives and effects of the utility model, it is detailed now to compare attached drawing
Illustrate specific embodiment of the present utility model.
Fig. 1 and Fig. 2 shows a preferred embodiment of the relief pattern Online Video detection device.
The relief pattern Online Video detection device, during production printed matter, to the printed matter after belling
Relief pattern is detected, and can detect whether the position of institute's belling is accurate, is further improved the qualification rate of product and is simplified print
The detection program of brush product belling position detection, improves the work efficiency of detection.Wherein, the production line in printed matter is referred to online
On.
Standard picture in the present embodiment refers to the image that qualified products are got using image collecting device, in the standard
Auxiliary trace labelling is set on image, and the relative position of the auxiliary trace labelling and the relief pattern on the qualified products is standard
Position.
As depicted in figs. 1 and 2, the relief pattern Online Video detection device be included in the auxiliary that is set on printed matter 20 with
Track mark 14, above printed matter production line or side is set is used to gathering the image of 14 position of auxiliary trace labelling and adopts
Acquisition means 11 and it is electrically connected with the image collecting device 11 and carries out the detection process device 12 that compares of image.In the present embodiment
In, which further includes the lighting source 13 set for the printed matter 20 in conveyor.The figure
As harvester 11 can gather on production line aided on printed matter 20 image of 14 position of trace labelling and by image transmitting extremely
Detection process device 12, the detection process device 12 by image that the image collecting device 11 transmits and can prestore
Standard picture carries out automatic comparison.The lighting source 13 can provide illumination in image collecting device 11 gathers image process,
Avoid because insufficient light causes the fogging image that gets.The auxiliary trace labelling 14 can be used as and be examined online for the relief pattern
An Image Acquisition point of device is surveyed, by gathering the auxiliary trace labelling, and by the auxiliary trace labelling 14 and standard picture
In auxiliary trace labelling be compared, then can quickly determine the relief pattern position with the auxiliary trace labelling 14 for object of reference
Whether shift.
The image collecting device 11 include the video camera 111 for being arranged on above 20 production line of printed matter or side and with
The image or the image pick-up card 112 of video that the video camera 111 electrical connection collection video camera photographs.In the present embodiment,
The video camera 111 can be industrial camera, and it may be provided at the top of 20 production line of printed matter, which includes taking the photograph
As head, which is oppositely arranged with the printed matter 20, and the distance between the video camera 111 and the printed matter 20 are adjustable
, specifically, which is arranged on the top of the auxiliary trace labelling 14, in order to collect more clearly image.Should
The photo that image pick-up card 112 can be used for storing the photo that the video camera 111 collection comes and collecting the video camera 111 is sent
To detection process device 12.
The detection process device 12 includes host and the display being electrically connected with the host.The host is master controller,
The master controller image information collected can be compared with the standard picture information to prestore, judge in the image information
Auxiliary trace labelling and relief pattern relative position whether relative in the standard picture image normal place occur position
Move, if be not subjected to displacement, which can send a signal to display, and judge that the printed matter 20 is certified products, and
Continue to transmit, in the event of displacement, the main controller can determine that the printed matter 20 is waste product, and the letter by the printed matter 20 for waste product
Breath occurs to display, is simultaneously emitted by rejecting the rejecting information of the waste product to display.Then, by manipulating the detection process device
The instruction that is shown according to display of staff, reject the waste product.
The lighting source 13 is fixed in rack, which is oppositely arranged with the printed matter 20 on the production line,
And image collecting device 11 can given to gather image supplement light, shooting brightness is improved, avoids causing because there is insufficient light
Acquired fogging image.In the case of bright and clear, which can save.
As shown in Fig. 2, the principle of the auxiliary trace labelling 14 addition is not change the positive back side picture and text of printed matter, do not influence
The aesthetics of the printed matter, then the auxiliary trace labelling 14 may be provided at the viscose mouth position of the printed matter, its later stage pack
During be not embodied in printed matter surface, to printed matter be molded after effect have no effect., should in some other embodiment
Auxiliary trace labelling 14 is not limited to that, in the viscose mouth for being arranged on the printed matter, only the positive back side picture and text of printed matter need to not be changed i.e.
Can.In order not to influence the beauty of the printed matter, the also guaranteed auxiliary trace labelling image clearly collected can be debated, in order to examine
Survey processing unit to compare and analyze it, depending on the big I of the auxiliary trace labelling is because of the size of the printed matter space of a whole page, at this
In embodiment, the auxiliary trace labelling is no more than viscose mouth position, it is preferable that the planar dimension of the auxiliary trace labelling can be with
For 5mm × 5mm.
The auxiliary trace labelling 14 can be at least one of linear, polygon or curved, linearly refer to non-envelope
Figure is closed, polygon refers to closed figure, and curved refers to close the figure without water chestnut.In this embodiment, it is preferred that this is auxiliary
Trace labelling 14 is helped to be linear, because linear shape is simply easy to analyze, it is linear including linear type, cross, cross spider or its
His non-close figure.And the auxiliary trace labelling 14 can be with Fill Color, and can be black, red, yellow etc., in this implementation
In example, preferred cross, and be preferably red, with ensure its in Image Acquisition it is more obvious, when being shot by video camera,
The auxiliary trace labelling 14 can develop into a linear graph, facilitate the collection of image and automatic contrast.
The auxiliary trace labelling 14 can be the print structure that is substantially flush with the printed matter surface or in printed matter table
The concaveconvex structure of face concave or convex.In the present embodiment, the auxiliary trace labelling 14 is preferably substantially neat with the printing epidermis face
Flat print structure, in order to adding the auxiliary trace labelling 14.The auxiliary trace labelling 14 and the bump maps on printed matter
Case can regard an entirety as, then the auxiliary trace labelling 14 on printing surface with the relief pattern position phase on the printing surface
To fixation, if the auxiliary trace labelling 14 is subjected to displacement compared with the auxiliary trace labelling 14 in standard picture, then pressure can determine that
Convex position is there occurs change in displacement, and its variable quantity is identical with 14 displacement variable of auxiliary trace labelling.
Using the relief pattern video detecting device of the utility model simplify relief pattern Online Video detection flow,
Reduce testing cost, reduce loss, overcome that traditional product monitoring point during Quality Detection is more, efficiency is low, difficult control
The defects of processed.
It is detected and is comprised the following steps using the relief pattern Online Video detection device：
S1, carry out Image Acquisition to the printed matter in transmitting procedure, gather auxiliary trace labelling on each printed matter with
The image information of the relative position of relief pattern, and described image information is transferred to master controller.
Specifically, the parameters such as the focal length of the video camera, brightness, contrast are preset, video camera is faced and is transmitted to
Auxiliary trace labelling on printed matter below the video camera, passes through the video camera of the main controller controls in detection process device
Shot, obtain the image information for the relative position that trace labelling and relief pattern are aided on printed matter, and stored into image
Capture card, and by the main controller controls, which is transmitted to master controller.
Before S1 steps are carried out, in addition to auxiliary trace labelling is set on printed matter.Specifically, using red cross
As auxiliary trace labelling, and using the print structure being substantially flush with the printed matter surface, and the auxiliary trace labelling is set
Put in viscose mouth position and without departing from viscose mouth position, the preferably planar dimension of the auxiliary trace labelling is 5mm × 5mm, is ensured
The auxiliary trace labelling is fixed unanimously, by the auxiliary trace labelling with the relief pattern on the printed matter space of a whole page or word relative position
An entirety is regarded as with the relief pattern on the printed matter space of a whole page.
The described image information collected is compared with the standard picture information to prestore for S2, master controller, judges to scheme
As in information auxiliary trace labelling and relief pattern relative position relative to the normal place in standard picture information whether
There is displacement.
Wherein, the method that the image information collected is compared with the standard picture information to prestore for master controller includes
To the auxiliary trace labelling in the image information that is collected relative to the coordinate of relief pattern with being aided in standard picture information
Trace labelling relative to the coordinate of relief pattern be compared and the image information to being collected in auxiliary track mark
Note is relative to the pixel of relief pattern with aiding in trace labelling to be clicked through relative to the pixel of relief pattern in standard picture information
Row compares.
Further included before step S2 is carried out and obtain standard picture information, standard picture information is stored to master controller,
Calculated by the processor in master controller in the standard picture information, auxiliary trace labelling is relative to relief pattern on printed matter
Coordinate and aid in trace labelling pixel.
Specifically, the S2 steps are further comprising the steps of：
S2.1, using relief pattern as basic point, calculate on printed matter auxiliary trace labelling with respect to relief pattern seat
Mark；Wherein, the coordinate of the auxiliary trace labelling is calculated by the master controller in the detection process device, the place in the master controller
Reason device establishes two-dimensional coordinate system by calculating basic point or origin of relief pattern, has calculated and has aided in trace labelling on the printed matter
Coordinate.
S2.1, will aid in the standard coordinate of trace labelling to carry out contrast judging whether unanimously in coordinate and standard picture.Its
In, by contrasting both coordinates, the displacement variable of the auxiliary trace labelling can be calculated.Become by the displacement calculated
Change amount can be determined that the bump maps seem no to have displacement.
S2.3, if so, the then relief pattern non-displacement；If it is not, then the relief pattern is subjected to displacement.Wherein, the auxiliary with
The displacement variable of track mark is identical with the displacement variable of the relief pattern, when displacement variable is zero, then judges the bumps
Pattern non-displacement, when displacement variable is more than or less than zero, then can determine that the relief pattern is subjected to displacement.
In the present embodiment, which can also comprise the following steps：
S2.1 is using relief pattern as basic point, to be measured region of the interception containing auxiliary trace labelling.Specifically, the main control
Device can be that radius interception contains auxiliary using the air line distance for aiding in trace labelling and relief pattern using the relief pattern as the center of circle
The border circular areas of trace labelling.
Whether S2.2, the pixel for judging region to be measured overlap with the pixel of corresponding region in standard picture.Wherein, it is right
Region is answered to refer to using the relief pattern of standard picture as circle, to aid in the straight of trace labelling and relief pattern in standard picture
Linear distance is border circular areas of the radius interception containing auxiliary trace labelling.Both pixels are calculated by processor, see that it is
No coincidence.
S2.3, if so, the relief pattern non-displacement then intercepted；If it is not, then intercepted relief pattern is subjected to displacement.
S3, if it is not, master controller sends signal, the printed matter is judged for certified products, and continue to transmit, if so, then sentencing
The fixed printed matter is waste product, and sends the rejecting information for rejecting the waste product.
Specifically, if the relief pattern does not have displacement, master controller sends signal to display, judges that the printed matter is
Certified products, and continue to transmit, if the relief pattern judges the printed matter for waste product, master controller is sent there occurs displacement
The rejecting information of the waste product is rejected to display.In addition master controller can also occur alarm signal give display remind work people
The goods rejection, or master controller can be connected by member with device for eliminating, and the signal for rejecting the waste product is sent to rejecting and is filled
Put, by device for eliminating by goods rejection.
It should be understood that above example only expresses the preferred embodiment of the utility model, its description is more specific
With it is detailed, but it should not be interpreted as limiting the scope of the present invention；It should be pointed out that for this area
Those of ordinary skill for, without departing from the concept of the premise utility, can to above-mentioned technical characterstic carry out freely
Combination, various modifications and improvements can be made, these belong to the scope of protection of the utility model；Therefore, it is all with this practicality
The equivalents and modification that new right is done, should all belong to the covering scope of the utility model claims.
Claims (8)
- A kind of 1. relief pattern Online Video detection device, it is characterised in that be included in the auxiliary that is set on printed matter (20) with Track mark (14), above printed matter production line or side set be used for gather it is described auxiliary trace labelling (14) position figure It is electrically connected as harvester (11) and with described image harvester (11) the detection process device of progress image comparison (12)。
- 2. relief pattern Online Video detection device according to claim 1, it is characterised in that described image harvester (11) include being arranged on above the printed matter production line or the video camera (111) of side and with the video camera (111) electricity The image or the image pick-up card (112) of video that the connection collection video camera photographs；Detection process device (12) bag Include host and the display being electrically connected with the host.
- 3. relief pattern Online Video detection device according to claim 1, it is characterised in that the relief pattern is online Video detecting device (10) further includes the lighting source (13) that the printed matter in corresponding conveyor is set；The lighting source (13) It is fixed in rack.
- 4. relief pattern Online Video detection device according to claim 1, it is characterised in that the auxiliary trace labelling (14) it is arranged on the viscose mouth position of printed matter.
- 5. relief pattern Online Video detection device according to claim 1, it is characterised in that the auxiliary trace labelling (14) it is at least one of linear, polygon, curved.
- 6. relief pattern Online Video detection device according to claim 5, it is characterised in that the auxiliary trace labelling (14) it is in cross.
- 7. relief pattern Online Video detection device according to claim 1, it is characterised in that the auxiliary trace labelling (14) it is the print structure that is substantially flush with printed matter surface or the concaveconvex structure in printed matter surface concave or convex.
- 8. relief pattern Online Video detection device according to claim 1, it is characterised in that the auxiliary trace labelling (14) planar dimension is 5mm × 5mm.
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| CN201721263374.8U CN207366475U (en) | 2017-09-28 | 2017-09-28 | A kind of relief pattern Online Video detection device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108195847A (en) * | 2017-09-28 | 2018-06-22 | 蚌埠金黄山凹版印刷有限公司 | A kind of relief pattern Online Video detection device and its detection method |
| CN108960170A (en) * | 2018-07-12 | 2018-12-07 | 苏州达塔库自动化科技有限公司 | Visualize production supervision guidance method |
| CN109781741A (en) * | 2019-01-17 | 2019-05-21 | 张家港永和包装印务有限公司 | A kind of picture on surface detection method of printed matter |
| CN110001221A (en) * | 2019-04-11 | 2019-07-12 | 淮安信息职业技术学院 | The detection method and device of coding positional shift |
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2017
- 2017-09-28 CN CN201721263374.8U patent/CN207366475U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108195847A (en) * | 2017-09-28 | 2018-06-22 | 蚌埠金黄山凹版印刷有限公司 | A kind of relief pattern Online Video detection device and its detection method |
| CN108960170A (en) * | 2018-07-12 | 2018-12-07 | 苏州达塔库自动化科技有限公司 | Visualize production supervision guidance method |
| CN109781741A (en) * | 2019-01-17 | 2019-05-21 | 张家港永和包装印务有限公司 | A kind of picture on surface detection method of printed matter |
| CN110001221A (en) * | 2019-04-11 | 2019-07-12 | 淮安信息职业技术学院 | The detection method and device of coding positional shift |
| CN110001221B (en) * | 2019-04-11 | 2021-04-02 | 淮安信息职业技术学院 | Method and device for detecting code spraying position deviation |
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