CN103336949B - Mistake proofing detection method and system based on ultraviolet fluorescence technology - Google Patents
Mistake proofing detection method and system based on ultraviolet fluorescence technology Download PDFInfo
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- CN103336949B CN103336949B CN201310270534.1A CN201310270534A CN103336949B CN 103336949 B CN103336949 B CN 103336949B CN 201310270534 A CN201310270534 A CN 201310270534A CN 103336949 B CN103336949 B CN 103336949B
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Abstract
The invention discloses mistake proofing detection method and system based on ultraviolet fluorescence technology, the present invention is made up of fluorescence character spray printing subsystem and fluorescence character machining subsystem two parts, the fluorescence character spray printing subsystem is used for fluorescence spray printing on the surface of sample, the character with coding rule is formed, its coding rule is from the coded data allocated in advance in database；The sample surfaces stealth Ultraluminescence character that the fluorescence character machining subsystem is mainly used in realizing being pasted onto on color page is shown, fluorescence character IMAQ, character picture are recognized and compared, and prevents the sample inconsistent mistake appearance corresponding with color page upper fabric picture pasted；It is an advantage of the invention that being the problem of space encoder complicated picture material identification problem neutralizing, greatly reduce the complexity of information identification, improve production efficiency and economic benefit and greatly reduce manpower and materials cost, the present invention is simple to operate, with stronger practical value and realistic meaning.
Description
Technical field
Mistake proofing detection method and system the present invention relates to be based on ultraviolet fluorescence technology, belong to information coding technique field.
Background technology
At present, textile enterprise obtains weaving and the leather fabric product order that user needs, warp in order to reduce stock, in time
Fabric sample volume is often made, the colour picture of overall fabric can be both provided the user, can provide actual with true again
The fabric sample of feel, reaches the purpose for attracting clients and expanding sales volume.Fabric sample volume is to be bound up by color page and obtained
's.The structure chart of the color page of traditional fabric sample volume is as shown in Figure 1.
As shown in Fig. 2 the manufacturing process of traditional fabric sample volume is as follows：（1）The picture color page of fabric is made, one page has many
The coloured picture of individual fabric；（2）In order to save raw material, first the significantly fabric by true sale is cut into 5cm × 6cm, 6cm × 8cm etc. no
With the fritter sample of size；（3）Fritter sample is pasted the beside of correspondence fabric picture in corresponding fabric color page.For
Ensure that sample is corresponding with the actual picture of wide width material consistent, it is necessary to be detected to prevent from malfunctioning.Mistake proofing detection seeks to
In detection Fig. 1 1. with it is 2., 3. with 4. whether corresponding consistent, that is, detect whether 2. 1. fabric coloured picture come from fabric sample, fabric
Whether 4. 3. coloured picture come from fabric sample, prevents error.
The making of traditional fabric sample volume and detection method are artificial stickups and manual detection.The shortcoming of manual detection is：
A large amount of workmans are needed, human cost is high, manufacturing speed is slow, and detection efficiency is low.
For improve production efficiency, it is necessary to make fabric sample volume using automatic production line.But how to realize online inspection
Survey is a key issue.Due to current conventional method or manual detection, the efficiency of detection is very low, human eye long-time work
Make easily fatigue so that detection quality is unstable.And directly the picture material of fabric is carried out using Machine Vision Inspecting System
Identification there is also technical barrier：For example, the fabric of one piece of large format is cut into, size is less, block number reaches hundreds and thousands of
Sample, its decorative pattern, pattern are also cut into scrappy different fritters, and the decorative pattern of each fritter, pattern are different, but representative is same
A kind of fabric, this just brings great difficulty to the identification of image content-based, and the complexity of algorithm is huge, machine vision inspection
Examining system is difficult to the mistake proofing detection of its image content-based, and this is also the previous technical problem anxious to be resolved of mesh.
The content of the invention
It is an object of the invention to provide a kind of mistake proofing based on ultraviolet fluorescence technology that can overcome above-mentioned technical problem
Detection method and system, in order to solve the problem of automatic error detection, the present invention using information coding technique and machine vision with
Mode identification technology, creatively proposes the mistake proofing detection method during fabric sample volume is produced based on ultraviolet fluorescence technology and is
System, forms the new technological process of production, and the efficiency for solving artificial naked eyes detection is low, loss is high, unstable product quality
Defect.
Mistake proofing detection method based on ultraviolet fluorescence technology in fabric sample volume production of the invention, comprises the following steps：
1st, the character encoding format of coding is determined.The character encoding format used in the present invention has：（1）Numeric class is encoded；
（2）Alphabetic class is encoded；（3）Numeral+letter（Both positions can be with free combined change）Class；（4）Chinese character+character type；
2nd, fabric coding of graphics.After coded format determines, on the one hand by coding assignment to fabric and its picture；The opposing party
Face by encode be stored in the database of sprayed printed system, be controlled by computer, for coding information spray printing to by face
Expect the fritter sample of cutting.
Same unique coding is distributed to the fabric picture on every kind of fabric and its corresponding color page；Make same reality
The all samples that fabric cuts down are owned by identical coding.
3rd, fabric coding color page is formed.It is same unique to the fabric picture distribution on every kind of fabric and its corresponding color page
Coding, be saved in database, with later mistake proofing detect.
4th, sample surfaces pretreatment.According to the situation of web surface flatness, the sample after cutting is divided into surfacing
With the class of rough surface two.To shaggy sample, the regional area of sample is pressed with strip flatiron hot conditions first,
For next step coding is ready.
5th, spray printing fluorescence, the fluorescence is ink, i.e., the coding information of stealth is formed on sample.To surfacing
Sample, using ink-jet printer directly by stealthy Ultraluminescence material by the coded combination requirement spray printing for being distributed in sample table
The optional position in face；To shaggy sample, stealthy Ultraluminescence material is existed by the coded combination requirement spray printing for being distributed
On the region pressed of sample surfaces.
6th, coding sample is pasted.Then the coding sample that spray printing has Ultraluminescence material is pasted onto the corresponding picture of color page
Specified location on side.
7th, sample encoded color page is formed.
8th, fluorescence character recognition.Mistake proofing detects with stealthy fluoresent printing ink there is direct relation, and this is also of the invention
One innovation, the color page of prescribed coding is assigned to each, is realized using special vision detection system.Light source is long wave
The ultraviolet illumination of long or short wavelength, when fluorescence character occurs in sample, then captures its image, enters the identifying processing of line character.
9th, wrong product automatic rejection；Pre-setting in the fluorescence character encoding information that previous step is detected and database
Good coding is compared, if finding, encoded fabric coloured picture is inconsistent with the fluorescence character code of fabric sample, is given
Alarm signal, and the automatic rejection color page, so as to reach the purpose of fluffing check, it is ensured that the quality of fabric sample volume product.
Mistake proofing detecting system based on ultraviolet fluorescence technology of the invention is main by fluorescence character spray printing subsystem and fluorescence
Character machining subsystem two parts are constituted；The fluorescence character spray printing subsystem is used for fluorescence spray printing on the surface of sample,
The character with coding rule is formed, its coding rule is from the coded data allocated in advance in database；The fluorescent characters
The sample surfaces stealth Ultraluminescence character that symbol detection subsystem is mainly used in realizing being pasted onto on color page shows, fluorescence character figure
As collection, character picture are recognized and are compared, the sample inconsistent mistake appearance corresponding with color page upper fabric picture pasted is prevented.
The fluorescence character spray printing subsystem includes：Computer, coded data storehouse server server, ink-jet printer,
Photoelectric sensor, objective table；Coded data storehouse server server, ink-jet printer, photoelectric sensor respectively with calculating
Machine is connected, and its Computer is control centre, computer controls coded data storehouse server server and ink-jet printer, coding
What is deposited in database server server is the coding of pre-designed various sale fabrics, and every kind of fabric is all assigned only
One coding is corresponded therewith, identification card number of this coding equivalent to fabric.
Client is showed, it is necessary to cutting into small sample on fabric in order to fabric material object is pasted onto on color page, from
The all samples come on a kind of fabric inherit the unique encodings of fabric, although respective small pattern, decorative pattern are different.Cause
This, the sample from same fabric, spray printing identical character code.
During the fluorescence character spray printing subsystem work of the invention, objective table drives sample to travel forward, by ink-jet
The shower nozzle lower section of printer, and trigger photoelectric sensor；Photoelectric sensor transmits a signal to computer, and computer sends finger
Order, ink-jet printer of the control equipped with liquid fluorescent material sprays the liquid fluorescent material of each shower nozzle, falls in the finger of sample
Positioning is put, and forms fluorescent material coding.
Fluorescence character machining subsystem of the invention includes：Computer, coded data storehouse server server, camera, light
Electric transducer, ultraviolet source, audible-visual annunciator, objective table；Coded data storehouse server server, camera, sound and light alarm
Device is connected with computer respectively, and the photoelectric sensor is connected with camera, and the computer is control core, and it is used to manage compiles
Code database server server simultaneously realizes the various functions such as character recognition, failure alarms.
During fluorescence character machining subsystem work of the invention, the sample of the good fluorescent material coding of spray printing is pasted onto specifies coloured silk
The fixed position of page；Color page travels forward together under the drive of objective table, and ultraviolet source is beaten on color page, what it pasted above
The fluorescence character picture of sample surfaces occurs, and photoelectric sensing is triggered when color page enters its visual field by the lower section of camera lens
Device, photoelectric sensor transmits a signal to camera, then camera starts to gather image, and camera acquired image frame is sent to calculating
Machine, the computer calls various programmed algorithms, to gather image pre-processed, Character segmentation, character recognition；The meter
Calculation machine compares recognition result with the coding in the server server of coded data storehouse, if recognition result and coded data storehouse
Coding in server server is consistent, just carries out the detection of next color page, repeats said process；If recognition result and coding
Coding in database server is inconsistent, then send failure alarms signal by audible-visual annunciator.
It is an advantage of the invention that：（1）It is the problem of space encoder complicated picture material identification problem neutralizing, drops significantly
The complexity of low information identification so that quick effective identification of sample is possibly realized；（2）So that the automatic metaplasia of fabric sample volume
Product is possibly realized, and improves production efficiency and economic benefit and greatly reduces manpower and materials cost；（3）The colourless nothing of fluorescent ink
Taste, spray printing will not destroy the overall appearance of sample on sample, and bring client is most real fabric bandwagon effect, the present invention
It is simple to operate, with stronger practical value and realistic meaning.
Brief description of the drawings
Fig. 1 is the structural representation of the color page of traditional fabric sample volume；
Fig. 2 is the traditional processing technology flow chart of fabric sample volume；
Fig. 3 is the innovation production technology of the fabric sample volume of the mistake proofing detection method based on ultraviolet fluorescence technology of the present invention
Flow chart of steps；
Fig. 4 is the fabric sample encoded color page with fabric coding information generated by innovative technology step of the invention
Structural representation；
Fig. 5 is the workflow diagram of the mistake proofing detecting system based on ultraviolet fluorescence technology of the present invention；
Fig. 6 is the structural representation of Ultraluminescence character spray printing subsystem of the present invention；
The structural representation of Fig. 7 fluorescence character machining subsystems of the present invention.
Specific embodiment
The present invention will be described in detail with reference to the accompanying drawings and examples.
Mistake proofing detection method based on ultraviolet fluorescence technology in fabric sample volume production of the invention, comprises the following steps：
1st, the character encoding format of coding is determined.The character encoding format used in the present invention has：（1）Numeric class is encoded；
（2）Alphabetic class is encoded；（3）Numeral+letter（Both positions can be with free combined change）Class；（4）Chinese character+character type；
2nd, fabric coding of graphics.After coded format determines, on the one hand by coding assignment to fabric and its picture；The opposing party
Face by encode be stored in the database of sprayed printed system, be controlled by computer, for coding information spray printing to by face
Expect the fritter sample of cutting.
Same unique coding is distributed to the fabric picture on every kind of fabric and its corresponding color page；Make same reality
The all samples that fabric cuts down are owned by identical coding.
3rd, fabric coding color page is formed.It is same unique to the fabric picture distribution on every kind of fabric and its corresponding color page
Coding, be saved in database, with later mistake proofing detect.
4th, sample surfaces pretreatment.According to the situation of web surface flatness, the sample after cutting is divided into surfacing
With the class of rough surface two.To shaggy sample, the regional area of sample is pressed with strip flatiron hot conditions first,
For next step coding is ready.
5th, spray printing fluorescence, i.e., form the coding information of stealth on sample.To the sample of surfacing, beaten using ink-jet
Print machine directly by stealthy Ultraluminescence material by the coded combination requirement spray printing for being distributed in the optional position of sample surfaces；To table
The coarse sample in face, by stealthy Ultraluminescence material by the coded combination requirement spray printing that is distributed being pressed in sample surfaces
On region, the fluorescence is ink.
6th, coding sample is pasted.Then the coding sample that spray printing has Ultraluminescence material is pasted onto the corresponding picture of color page
Specified location on side.
7th, sample encoded color page is formed.Sample encoded color page structure as shown in figure 4, wherein mark 1.~4. for of the invention
The innovation achievement that innovative technology flow is obtained.
8th, fluorescence character recognition.Mistake proofing detects with stealthy fluoresent printing ink there is direct relation, and this is also of the invention
One innovation, the color page of prescribed coding is assigned to each, is realized using special vision detection system.Light source is long wave
The ultraviolet illumination of long or short wavelength, when fluorescence character occurs in sample, then captures its image, enters the identifying processing of line character；
The flow of the fluorescence character recognition is as shown in Figure 5.
9th, wrong product automatic rejection；Pre-setting in the fluorescence character encoding information that previous step is detected and database
Good coding is compared, if 1. inconsistent with coding 2., 3. with 4. in finding Fig. 4, provides alarm signal, and pick automatically
Except the color page, so as to reach the purpose of fluffing check, it is ensured that the quality of fabric sample volume product.
The structure of the fluorescence character spray printing subsystem as shown in fig. 6, including：Computer, coded data storehouse server, spray
Black printer, photoelectric sensor, objective table；Its Computer be control centre, computer controls coded data storehouse server and
Ink-jet printer, what is deposited in the server of coded data storehouse is the coding of pre-designed various sale fabrics, every kind of fabric
All it is assigned unique coding to correspond therewith, identification card number of this coding equivalent to fabric.
Client is showed, it is necessary to cutting into small sample on fabric in order to fabric material object is pasted onto on color page, from
The all samples come on a kind of fabric inherit the unique encodings of fabric, although respective small pattern, decorative pattern are different.Cause
This, the sample from same fabric, spray printing identical character code.
During the fluorescence character spray printing subsystem work of the invention, objective table drives sample to travel forward（As in Fig. 6 to
Right motion）, by the shower nozzle lower section of ink-jet printer, and trigger photoelectric sensor；Photoelectric sensor transmits a signal to calculate
Machine, computer sends instruction, and ink-jet printer of the control equipped with liquid fluorescent material sprays the liquid fluorescent material of each shower nozzle
Go out, fall in the specified location of sample, form fluorescent material coding.
The structure of fluorescence character machining subsystem of the invention as shown in fig. 7, comprises：Computer, the service of coded data storehouse
Device, camera, photoelectric sensor, ultraviolet source, audible-visual annunciator, objective table；The computer is control core, and it is used to manage
Coded data storehouse server simultaneously realizes the various functions such as character recognition, failure alarms.
During fluorescence character machining subsystem work of the invention, the sample of the good fluorescent material coding of spray printing is pasted onto specifies coloured silk
The fixed position of page, as shown in Figure 4；Color page travels forward together under the drive of objective table, as in Fig. 7 to move right
Show, ultraviolet source is beaten on color page, the fluorescence character picture of its sample surfaces pasted above occurs, when color page is by video camera
Photoelectric sensor is triggered in the lower section of camera lens when entering its visual field, and photoelectric sensor transmits a signal to camera, then camera starts to adopt
Collection image, camera acquired image frame is sent to computer, and the computer calls various programmed algorithms, to the image for gathering
Pre-processed, Character segmentation, character recognition；The computer enters recognition result with the coding in the server of coded data storehouse
Row is compared, if recognition result is consistent with the coding in the server of coded data storehouse, the detection of next color page is just carried out, in repetition
State process；If recognition result is inconsistent with coding in the server of coded data storehouse, is sent out by audible-visual annunciator and misrepresented deliberately
Alert signal, particularly relevant Ultraluminescence character recognizing process is as shown in Figure 5.
The above, specific embodiment only of the invention, but protection scope of the present invention is not limited thereto, and it is any
In scope disclosed by the invention, the change or replacement that can be readily occurred in should all be contained those familiar with the art
Lid is within the scope of the invention as claimed.
Claims (1)
1. the mistake proofing detection method of ultraviolet fluorescence technology is based on, it is characterised in that comprised the following steps：
(1) character encoding format of coding, is determined；The character encoding format for using has：A () numeric class is encoded；B () alphabetic class is compiled
Code；(c) numeral+alphabetic class；(d) character type；
(2), fabric coding of graphics；After coded format determines, on the one hand by coding assignment to fabric and its picture；On the other hand
By coding be stored in the database of sprayed printed system, be controlled by computer, for coding information spray printing to by fabric
The fritter sample of cutting；
Same unique coding is distributed to the fabric picture on every kind of fabric and its corresponding color page；Make same actual fabric
The all samples for cutting down are owned by identical coding；
(3) fabric coding color page, is formed；It is same unique to the fabric picture distribution on every kind of fabric and its corresponding color page
Coding, is saved in database, is detected with mistake proofing later；
(4), sample surfaces pretreatment；According to the situation of web surface flatness, by the sample after cutting be divided into surfacing and
The class of rough surface two；To shaggy sample, the regional area of sample is pressed with strip flatiron hot conditions first, be
Next step coding is ready；
(5), spray printing fluorescence, i.e., form the coding information of stealth, to the sample of surfacing, using inkjet printing on sample
Machine directly by stealthy Ultraluminescence material by the coded combination requirement spray printing for being distributed in the optional position of sample surfaces；To surface
Coarse sample, by stealthy Ultraluminescence material by the coded combination requirement spray printing for being distributed in the area for being pressed of sample surfaces
On domain；
(6) coding sample, is pasted；Then the coding sample that spray printing has Ultraluminescence material is pasted onto the corresponding picture side of color page
Upper specified location；
(7) sample encoded color page, is formed；
(8), fluorescence character recognition；The color page of prescribed coding is assigned to each, comes real using special vision detection system
It is existing；Light source is the ultraviolet illumination of long wavelength or short wavelength, when fluorescence character occurs in sample, then captures its image, carries out word
The identifying processing of symbol；
(9), wrong product automatic rejection；Pre-setting in the fluorescence character encoding information that previous step is detected and database
Coding compare, if finding, encoded fabric coloured picture is inconsistent with the fluorescence character code of fabric sample, provides report
Alert signal, and the automatic rejection color page, so as to reach the purpose of fluffing check, it is ensured that the quality of fabric sample volume product；
Client is showed on color page in order to fabric material object is pasted onto, small sample is cut on fabric, from a kind of fabric
The all samples for coming up inherit the unique encodings of fabric, although respective small pattern, decorative pattern are different, therefore, from same
One piece of sample of fabric, spray printing identical character code.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310270534.1A CN103336949B (en) | 2013-07-01 | 2013-07-01 | Mistake proofing detection method and system based on ultraviolet fluorescence technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310270534.1A CN103336949B (en) | 2013-07-01 | 2013-07-01 | Mistake proofing detection method and system based on ultraviolet fluorescence technology |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103336949A CN103336949A (en) | 2013-10-02 |
| CN103336949B true CN103336949B (en) | 2017-06-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310270534.1A Expired - Fee Related CN103336949B (en) | 2013-07-01 | 2013-07-01 | Mistake proofing detection method and system based on ultraviolet fluorescence technology |
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Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000221889A (en) * | 1999-01-29 | 2000-08-11 | Bunkeidou:Kk | Material sample for product |
| EP1380982A1 (en) * | 2002-07-08 | 2004-01-14 | Sicpa Holding S.A. | Method and device for coding articles |
| JP4003751B2 (en) * | 2004-03-10 | 2007-11-07 | 東洋紡績株式会社 | Inspection system and method |
| CN203444494U (en) * | 2013-07-01 | 2014-02-19 | 北京印刷学院 | Error-proofing detection system based on technology of ultraviolet fluorescence |
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