CN104326125A - Defective tag tracking method and device - Google Patents
Defective tag tracking method and device Download PDFInfo
- Publication number
- CN104326125A CN104326125A CN201410433077.8A CN201410433077A CN104326125A CN 104326125 A CN104326125 A CN 104326125A CN 201410433077 A CN201410433077 A CN 201410433077A CN 104326125 A CN104326125 A CN 104326125A
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- label
- flaw
- flaw label
- current location
- tracking
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B57/00—Automatic control, checking, warning, or safety devices
- B65B57/10—Automatic control, checking, warning, or safety devices responsive to absence, presence, abnormal feed, or misplacement of articles or materials to be packaged
- B65B57/14—Automatic control, checking, warning, or safety devices responsive to absence, presence, abnormal feed, or misplacement of articles or materials to be packaged and operating to control, or stop, the feed of articles or material to be packaged
Abstract
The embodiment of the invention discloses a defective tag tracking method and device. The method comprises the following steps: when a tag arrives at a shooting position, performing image acquisition on the tag and judging whether the tag is a defective tag or not; recording the current position of the defective tag, and starting a counter specific to the defective tag for recording the number of pulses emitted by an encoder which is arranged on a rotary roller and is synchronous to the rotary roller; determining the distance between the defective tag and a conveying belt terminal at the next moment according to the current position of the defective tag and the number of the pulses emitted by the encoder. By adopting the defective tag tracking method and device, the position of the defective tag relative to the conveying belt terminal can be tracked in real time after the defective tag is detected, and the possibility that a label product can be removed in time before falling into a tag collecting box is realized.
Description
Technical field
The present invention relates to label printing field, be specifically related to a kind of tracking and device of flaw label.
Background technology
Label is classification for indicating target or content, is convenient to the instrument oneself searched with other people and locate oneself target.Label is widely used in commodity production or sale, as cigarette label, beverage packaging label, wine lebal etc.Label is all pasted on corresponding commodity with individual form usually.
Label adopts the printing equipment shown in Fig. 1 to carry out print production usually.As shown in Figure 1, the label 101 not yet carrying out printing is connected successively and is installed in printing unit by package form, and the many group print couple 102 of label in printer of package form is printed as label finished product.Label finished product after finishing printing transmits through multiple rotating roller 103, and smoothly enters and cut individual device 105, and continuous print label finished product is cut individual device 105 and is cut into the single label be separated from each other.Individual label after cut moves with belt conveyor 104, and falls into label accumulation case 106 when arriving belt conveyor terminal.
In the label finished product of printing, the label inconsistent with predetermined printed patterns may be there is, if any label have that the pattern color of pattern color and requirement is inconsistent, the problem such as pattern part defect, dim pattern, the label that there are the problems referred to above is flaw label, and the label consistent with predetermined printed patterns is qualified label.Before label finished product is checked and accepted and paid, need manually to pick the flaw label in label accumulation case 106 to pick or utilize individual detection platform to pick to pick.Because needs carry out investigation individual label finished products all one by one, artificial investigation is time-consuming, effort and human cost is high; And individual tag detection platform is expensive, testing cost increases, and the cost of label product increases thereupon.
The present inventor observes, if produce on line in printing, flaw label is detected, find out flaw label, and follow the tracks of flaw label and be cut into after individual and the distance of belt conveyor terminal, make flaw label carry out picking picking before falling into label accumulation case, and then be omitted in label accumulation case manually to pick to pick flaw label or utilize individual detection platform to carry out picking the operation picking flaw label and become possibility.
Summary of the invention
Goal of the invention of the present invention is the tracking and the device that provide a kind of flaw label, to detect flaw label on product line, and after flaw label is detected the position of real-time tracking flaw tag distances belt conveyor terminal, make label product be able to be picked in time before falling into label accumulation case and pick.
According to an aspect of the present invention, The embodiment provides a kind of flaw label tracking, comprising:
When label arrives camera site, image acquisition is carried out to label and judges whether this label is flaw label;
The current location of record flaw label the counter records started for this flaw label is arranged at the pulse count that coder in rotating roller and synchronous with rotating roller sends;
According to the distance of flaw label described in the pulse count determination subsequent time that current location and the coder of described flaw label send and described belt conveyor terminal.
Further, also comprise before the distance of flaw label and described belt conveyor terminal described in the pulse count determination subsequent time sent in the described current location according to described flaw label and coder:
After n pulse count sends, the current location of record flaw label.
Wherein, described delayed pulse number n calculates according to the resolution of the distance of cutting between the position of individual device and described camera site and coder.
Preferably, when the pulse count of described counter records is greater than setting pulse count N, described counter O reset;
Described setting pulse count N calculates according to the resolution of the distance between described camera site and described belt conveyor terminal and described coder.
Present invention also offers another kind of flaw label tracking, comprising:
When label arrives camera site, image acquisition is carried out to label and judges whether this label is flaw label;
The current location of record flaw label, and according to the current location of described flaw label and the rotative speed determination subsequent time of rotating roller the distance of flaw label and described belt conveyor terminal.
Further, after the current location of described record flaw label, according to the current location of described flaw label and the rotative speed determination subsequent time of rotating roller flaw label and described belt conveyor terminal distance before also comprise:
After delay time t, record the current location of described flaw label.
Wherein, described delay time, t calculated according to the rotative speed of the distance of cutting between the position of individual device and described camera site and described rotating roller.
According to a further aspect in the invention, additionally provide a kind of flaw label tracking apparatus, comprising:
Treater and image collecting device, when label arrives camera site, treater controls image collecting device to carry out image acquisition to label and judges whether this label is flaw label;
Multiple counting machine and be arranged at coder in rotating roller and synchronous with rotating roller, multiple counting machine and coder are all connected with described treater; The current location of flaw label is recorded and the pulse sent to start to record described coder for this flaw label distribution counting machine after described treater determination label is flaw label;
Tracking module, is located in treater, for the distance of flaw label described in the pulse count determination subsequent time that sends according to current location and the coder of described flaw label and described belt conveyor terminal.
Further, flaw label tracking apparatus also comprises:
Delayed pulse computing module, for the resolution computing relay pulse count n according to the distance of cutting between the position of individual device and described camera site and coder.
Present invention also offers another kind of flaw label tracking apparatus, comprising:
Treater and image collecting device, when label arrives camera site, treater controls image collecting device to carry out image acquisition to label and judges whether this label is flaw label;
Speed acquiring module, for obtaining the rotative speed getting rotating roller;
Tracking module, to be located in treater and to be connected with described speed acquiring module, for recording the current location of flaw label, and according to the current location of described flaw label and the rotative speed determination subsequent time of described rotating roller the distance of flaw label and described belt conveyor terminal.
From above technical scheme, flaw label tracking described in the present invention and device can realize after flaw label is detected can the position of real-time tracking flaw tag distances belt conveyor terminal, makes label product be able to be picked to pick in time before falling into label accumulation case become possibility.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment below, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 shows the structural representation of the printing equipment of existing print production label;
Fig. 2 is the diagram of circuit of a kind of flaw label tracking according to a preferred embodiment;
Fig. 3 is the diagram of circuit of the flaw label tracking according to another preferred embodiment;
Fig. 4 is the diagram of circuit of the flaw label tracking Gen Ju a preferred embodiment again;
Fig. 5 is the structural representation of the flaw label tracking apparatus according to a preferred embodiment;
Fig. 6 is the structural representation of the flaw label tracking apparatus according to another preferred embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, carry out clear, complete description to the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Fig. 2 is the diagram of circuit of a kind of flaw label tracking according to a preferred embodiment, and as shown in Figure 2, this tracking comprises the following steps:
S201: when label arrives camera site, image acquisition is carried out to label and judges whether this label is flaw label.
In the present invention, become label finished product at label printing and before entering label accumulation case, the printed patterns of label is detected.Any position in principle before the complete position of label printing to label accumulation case, all can arrange image collecting device, to carry out image acquisition to the printed patterns of label finished product.But in order to convenience of calculation, the camera site of image collecting device is positioned at the position of cutting before individual device.
The pattern of image collecting device to label is utilized to gather, by the image that collects compared with predetermined printed patterns, if the image collected and predetermined printed patterns inconsistent, the problems such as the dim pattern of the image that the pattern color as the pattern color of image that collects and predetermined printed patterns is inconsistent, pattern fails to fit like a glove, collect, then determine that this label is flaw label.
S202: the current location of record flaw label the counter records started for this flaw label is arranged at the pulse count that coder in rotating roller and synchronous with rotating roller sends.
Because the time of the image that arrived by image acquisition device and predetermined printed patterns Determination is short especially, therefore in the present embodiment, determine that label is that the current location of flaw label can be equal to camera site.Because the position of camera site and label accumulation case is fixed position, so distance is between the two a fixed numbers.
S203: according to the distance of flaw label described in the pulse count determination subsequent time that current location and the coder of described flaw label send and described belt conveyor terminal.
Coder is synchronous with rotating roller, namely synchronous with the moving velocity of printed matter to be detected, and after printed matter to be detected moves a setpoint distance, coder just sends an impulse singla and carries out image acquisition to make image collecting device.Coder the sent pulse count that rotates a circle is fixing relatively, the resolution arc length that is a pulse is corresponding of coder.
Distance between camera site and label accumulation case is known, when encoder resolution is known, namely the pulse count sent according to coder can determine the distance of subsequent time and moment flaw label and belt conveyor terminal later, thus realizes the position tracking on a moving belt of flaw label.
Preferably, in the present embodiment, when the pulse count of counter records is greater than setting pulse count N, counter O reset.Wherein, set pulse count N to calculate according to the resolution of the distance between camera site and belt conveyor terminal and coder.Because the distance between camera site to label accumulation case can hold limited label, the number of flaw label is identical with the label number that the distance between camera site and label accumulation case can be held at the most, just no longer it is followed the tracks of when a flaw label arrives belt conveyor terminal location, therefore counting machine is emptied, so that the flaw label that counter records is other, thus utilize limited counting machine can follow the tracks of all flaw labels.
The present inventor observes, and before label finished product is cut individual, label is still in continuous state, flaw label can not be carried out picking picking even if the position of flaw label is tracked.Therefore, after label product is cut individual, tracking is carried out to individual label again and has more practical significance.Therefore present invention also offers another preferred embodiment.Fig. 3 is the diagram of circuit of the flaw label tracking according to another preferred embodiment, and as shown in Figure 3, this tracking comprises the following steps:
S301: when label arrives camera site, image acquisition is carried out to label and judges whether this label is flaw label.
For image capture position in the present embodiment system of selection and to carry out method of inspection to the image collected all identical with institute's using method in a upper embodiment, repeat no more herein.
S302: the current location of record flaw label the counter records started for this flaw label is arranged at the pulse count that coder in rotating roller and synchronous with rotating roller sends.
Still will determine that label is that the current location of flaw label is equal to camera site in the present embodiment.Distance between camera site and label accumulation case is fixed numbers.
S303: after n pulse count sends, the current location of record flaw label.
Wherein, n is delayed pulse number, and delayed pulse number n calculates according to the resolution of the distance of cutting between the position of individual device and described camera site and coder.
S304: the distance of flaw label and described belt conveyor terminal described in the pulse count determination subsequent time that the current location of the flaw label after sending according to n pulse count and coder send.
Preferably, in the present embodiment, when the pulse count of counter records is greater than setting pulse count N, counter O reset.Wherein, set pulse count N to calculate according to the resolution of the distance between camera site and belt conveyor terminal and coder.Its effect is identical with above-described embodiment Counter clearing effect, repeats no more herein.
Clapping, the distance between individual device and label accumulation case is known, when encoder resolution is known, namely the pulse count sent according to coder can determine that flaw label is by the distance of the subsequent time after cutting individual and moment and belt conveyor terminal later, thus realizes the position tracking on a moving belt of flaw label.
Fig. 4 is the diagram of circuit of the flaw label tracking Gen Ju a preferred embodiment again.As shown in Figure 4, following flow process is comprised:
S401: when label arrives camera site, image acquisition is carried out to label and judges whether this label is flaw label.
In the present embodiment image capture position system of selection and to carry out method of inspection to the image collected all identical with institute's using method in the embodiment that in this specification sheets, first illustrates, repeat no more herein.
S402: the current location of record flaw label, and according to the distance of the current location of flaw label and the rotative speed determination subsequent time flaw label of rotating roller and belt conveyor terminal.
In the present invention, the moving velocity comprising all labels of flaw label is synchronous with the rotative speed of rotating roller.Therefore the rotative speed of rotating roller and the moving velocity of flaw label.Further, the transfer rate of belt conveyor also can be identical with the rotative speed of rotating roller, and the transfer rate of the moving velocity of such label, the rotative speed of rotating roller and belt conveyor reaches synchronous.
Known in flaw label reference position, when moving velocity is known, just can carry out position tracking to flaw label between camera site to label accumulation case.
Further, also can adopt method that the present embodiment uses after label finished product is cut into individual, label is followed the tracks of again.Concrete grammar is:
After the current location of described record flaw label, delay time t, the current location of flaw label is again recorded after t, according to the current location of flaw label after postponing and the distance of the rotative speed determination subsequent time flaw label of rotating roller and belt conveyor terminal in delay time.
Wherein, delay time, t calculated according to the rotative speed of the distance of cutting between the position of individual device and camera site and rotating roller.
Cutting, individual setting position is known, when flaw label moving velocity is known, just can follow the tracks of to the distance of label accumulation case flaw label subsequent time and later moment after being cut into individual.
According to a further aspect in the invention, a kind of flaw label tracking apparatus is additionally provided.Fig. 5 is the structural representation of the flaw label tracking apparatus according to a preferred embodiment.As shown in Figure 5, flaw label tracking apparatus comprises:
Treater 501 and image collecting device 502, when label arrives camera site, treater controls image collecting device to carry out image acquisition to label and judges whether this label is flaw label.
Multiple counting machine 503 (only illustrates a counting machine in figure, be not intended to limit the number of counting machine), and be arranged at coder 504 in rotating roller and synchronous with rotating roller, and multiple counting machine 503 is all connected with treater 501 with coder 504. the pulse that the current location recording flaw label after treater determination label is flaw label also sends to start record coding device for this flaw label distribution counting machine.Certainly, counting machine also can be arranged at treater inside.For ease of management, multiple counting machine accessible site is in a total counting machine.
As another preferred version, the counting machine in flaw label tracking apparatus only can adopt a counting machine.When the pulse count of this counter records flaw label is greater than setting pulse count N, counting machine does not reset, but the pulse count when detecting that next flaw label occurs is initial point proceeds counting, when the pulse count of record reaches setting pulse count N, just no longer this flaw label is counted when namely arriving belt conveyor terminal location, but continue counting when flaw label being detected again in the corresponding moment, until the label on belt conveyor transmits complete.
Tracking module 505, is located in treater, for the distance of the pulse count determination subsequent time flaw label that sends according to current location and the coder of flaw label and belt conveyor terminal.
Further, flaw label tracking apparatus also can comprise a delayed pulse computing module 506.Delayed pulse computing module is used for the resolution computing relay pulse count n according to the distance of cutting between the position of individual device and camera site and coder.
Fig. 6 is the structural representation of the flaw label tracking apparatus according to another preferred embodiment.As shown in Figure 6, flaw label tracking apparatus comprises treater 601, image collecting device 602, tracking module 603 and speed acquiring module 604.
When label arrives camera site, treater controls image collecting device to carry out image acquisition to label and judges whether this label is flaw label.Speed acquiring module 604 is for obtaining the rotative speed of rotating roller.In the present embodiment, belt conveyor is synchronous with rotating roller, therefore, and the rotative speed of rotating roller and the transfer rate of belt conveyor.
Tracking module 603 to be located in treater 601 and to be connected with speed acquiring module 604.Tracking module 603 records the current location of flaw label and in speed acquiring module 604, calls the rotative speed of rotating roller, and tracking module 603 is according to the current location of flaw label and the rotative speed determination subsequent time flaw label of rotating roller and the distance of belt conveyor terminal.
From above technical scheme, flaw label tracking described in the present invention can realize after flaw label is detected can the position of real-time tracking flaw tag distances belt conveyor terminal, makes label product be able to be picked to pick in time before falling into label accumulation case become possibility.
Those skilled in the art, at consideration specification sheets and after putting into practice invention disclosed herein, will easily expect other embodiment of the present invention.The application is intended to contain any modification of the present invention, purposes or adaptations, and these modification, purposes or adaptations are followed general principle of the present invention and comprised the undocumented common practise in the art of the disclosure or conventional techniques means.Specification sheets and embodiment are only regarded as exemplary, and true scope of the present invention and spirit are pointed out by claim below.
Should be understood that, the present invention is not limited to precision architecture described above and illustrated in the accompanying drawings, and can carry out various amendment and change not departing from its scope.Scope of the present invention is only limited by appended claim.
Claims (10)
1. a flaw label tracking, is characterized in that, comprising:
When label arrives camera site, image acquisition is carried out to label and judges whether this label is flaw label;
The current location of record flaw label the counter records started for this flaw label is arranged at the pulse count that coder in rotating roller and synchronous with rotating roller sends;
According to the distance of flaw label described in the pulse count determination subsequent time that current location and the coder of described flaw label send and described belt conveyor terminal.
2. flaw label tracking according to claim 1, is characterized in that, described in the pulse count determination subsequent time that the described current location according to described flaw label and coder send flaw label and described belt conveyor terminal distance before also comprise:
After n pulse count sends, the current location of record flaw label.
3. flaw label tracking according to claim 2, is characterized in that, described delayed pulse number n calculates according to the resolution of the distance of cutting between the position of individual device and described camera site and coder.
4., according to described flaw label tracking arbitrary in claims 1 to 3, it is characterized in that, when the pulse count of described counter records is greater than setting pulse count N, described counter O reset;
Described setting pulse count N calculates according to the resolution of the distance between described camera site and described belt conveyor terminal and described coder.
5. a flaw label tracking, is characterized in that, comprising:
When label arrives camera site, image acquisition is carried out to label and judges whether this label is flaw label;
The current location of record flaw label, and according to the current location of described flaw label and the rotative speed determination subsequent time of rotating roller the distance of flaw label and described belt conveyor terminal.
6. flaw label tracking according to claim 5, it is characterized in that, after the current location of described record flaw label, according to the current location of described flaw label and the rotative speed determination subsequent time of rotating roller flaw label and described belt conveyor terminal distance before also comprise:
After delay time t, record the current location of described flaw label.
7. flaw label tracking according to claim 5, is characterized in that, described delay time, t calculated according to the rotative speed of the distance of cutting between the position of individual device and described camera site and described rotating roller.
8. a flaw label tracking apparatus, is characterized in that, comprising:
Treater and image collecting device, when label arrives camera site, treater controls image collecting device to carry out image acquisition to label and judges whether this label is flaw label;
Multiple counting machine and be arranged at coder in rotating roller and synchronous with rotating roller, multiple counting machine and coder are all connected with described treater; The current location of flaw label is recorded and the pulse sent to start to record described coder for this flaw label distribution counting machine after described treater determination label is flaw label;
Tracking module, is located in treater, for the distance of flaw label described in the pulse count determination subsequent time that sends according to current location and the coder of described flaw label and described belt conveyor terminal.
9. flaw label tracking apparatus according to claim 8, is characterized in that, also comprise:
Delayed pulse computing module, for the resolution computing relay pulse count n according to the distance of cutting between the position of individual device and described camera site and coder.
10. a flaw label tracking apparatus, is characterized in that, comprising:
Treater and image collecting device, when label arrives camera site, treater controls image collecting device to carry out image acquisition to label and judges whether this label is flaw label;
Speed acquiring module, for obtaining the rotative speed of rotating roller;
Tracking module, to be located in treater and to be connected with described speed acquiring module, for recording the current location of flaw label, and according to the current location of described flaw label and the rotative speed determination subsequent time of described rotating roller the distance of flaw label and described belt conveyor terminal.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410433077.8A CN104326125B (en) | 2014-08-28 | 2014-08-28 | Flaw label tracking and device |
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|---|---|---|---|
| CN201410433077.8A CN104326125B (en) | 2014-08-28 | 2014-08-28 | Flaw label tracking and device |
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| CN104326125A true CN104326125A (en) | 2015-02-04 |
| CN104326125B CN104326125B (en) | 2016-08-24 |
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| CN105500919A (en) * | 2015-12-30 | 2016-04-20 | 凌云光技术集团有限责任公司 | Label defect alarming method and device |
| CN107696029A (en) * | 2016-08-09 | 2018-02-16 | 欧姆龙株式会社 | Information processing system, information processor, the location of workpiece determine method and program |
| CN108957803A (en) * | 2018-07-26 | 2018-12-07 | 武汉华星光电技术有限公司 | Stamp abnormality judgment method method, apparatus, storage medium and terminal |
| CN109598724A (en) * | 2019-02-01 | 2019-04-09 | 东莞中科蓝海智能视觉科技有限公司 | Cloth label detection recognition method |
| CN111397509A (en) * | 2020-03-20 | 2020-07-10 | 广州市方圆机械设备有限公司 | Candle wick correction method and system |
| CN111626387A (en) * | 2020-05-21 | 2020-09-04 | 上海威侃电子材料有限公司 | Single data source label detection device and method |
| CN112179910A (en) * | 2020-09-11 | 2021-01-05 | 广东奥普特科技股份有限公司 | Real-time detection processing method and system for defects of lithium battery pole piece |
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| CN111397509A (en) * | 2020-03-20 | 2020-07-10 | 广州市方圆机械设备有限公司 | Candle wick correction method and system |
| CN111626387A (en) * | 2020-05-21 | 2020-09-04 | 上海威侃电子材料有限公司 | Single data source label detection device and method |
| CN111626387B (en) * | 2020-05-21 | 2023-02-28 | 上海威侃电子材料有限公司 | Single data source label detection device and method |
| CN112179910A (en) * | 2020-09-11 | 2021-01-05 | 广东奥普特科技股份有限公司 | Real-time detection processing method and system for defects of lithium battery pole piece |
| CN112179910B (en) * | 2020-09-11 | 2022-03-18 | 广东奥普特科技股份有限公司 | Real-time detection processing method and system for defects of lithium battery pole piece |
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|---|---|
| CN104326125B (en) | 2016-08-24 |
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