CN105784720A - Cloth defect detection method and system thereof - Google Patents
Cloth defect detection method and system thereof Download PDFInfo
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- CN105784720A CN105784720A CN201410784746.6A CN201410784746A CN105784720A CN 105784720 A CN105784720 A CN 105784720A CN 201410784746 A CN201410784746 A CN 201410784746A CN 105784720 A CN105784720 A CN 105784720A
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Abstract
The invention discloses a cloth defect detection method and a system thereof. The system comprises: a conveying device used for conveying a cloth to be detected; an image acquisition device arranged opposite to the cloth to be detected and used for acquiring one or more images of the cloth to be detected in the conveying process of the cloth to be detected; and a control device electrically connected with the image acquisition device, and used for acquiring the acquired image information of the one or more images and determining the defect area of the cloth to be detected through detecting the defect information of the image information. The problem of poor efficiency of artificial detection of the defect of the cloth is solved in the invention.
Description
Technical field
The present invention relates to detection field, in particular to detection method and the system of a kind of cloth defect.
Background technology
Along with the range of application of function fiber cloth expands gradually, textile mills also produce many function clothes with difference in functionality, and are fabricated to many be suitable for the products such as the different clothes of occasion, cotton-wadded quilts by these functional clothes.
But, cloth is in process of production easily because of the impact of environment or raw material so that defective or flaw on the cloth produced.Such as, density difference, fracture of wire, the streak of the cloth produced, yarn, stigma, film mottle, damage and dye uniformity etc. are walked.Therefore to provide the cloth of better quality, it will usually by manually detecting, cloth is arranged on a conveyer device by manual detection room, and is observed with human eye, detect whether those clothes have flaw, and those defect areas are indicated with label.
But, carry out the mode detected above by human eye, it is easy to because eyes produce fatigue or erroneous judgement under observation for a long time, and then generation cloth defect distinguishes the situation that rate declines, and the defect dipoles standard for single product also can be inconsistent.Additionally, due to be detected by human eye, therefore cloth speed on a conveyor can not be too fast, cloth move fastest with per minute 10 meters for higher limit, and when human eye is visual, it is possible to the flaw point that detects is minimum is 0.5 millimeter.If furthermore, it is understood that will also result in, manually to carry out detecting, the kind and the inconvenience on position indicating cloth defect.
For the inefficient problem of manual detection cloth defect, effective solution is not yet proposed at present.
Summary of the invention
Present invention is primarily targeted at detection method and system that a kind of cloth defect is provided, to solve the inefficient problem of manual detection cloth defect.
To achieve these goals, an aspect according to embodiments of the present invention, provide the detection system of a kind of cloth defect, this system includes: conveyer device, for carrying cloth to be detected, image collecting device, it is oppositely arranged with cloth to be detected, for in the course of conveying of cloth to be detected, gather one or more image of cloth to be detected, control equipment, electrically connect with image collecting device, for obtaining the image information of one or more image collected, and determine the defect area on cloth to be detected by detecting the defect information in image information.
To achieve these goals, another aspect according to embodiments of the present invention, provide the detection method of a kind of cloth defect, the method includes: the cloth that conveyer device conveying is to be detected, image collecting device is in the course of conveying of cloth to be detected, gathering one or more image of cloth to be detected, control equipment obtains the image information of one or more image collected, and determines the defect area on cloth to be detected by detecting the defect information in image information.
According to embodiments of the present invention, by the detection system of cloth defect, solve the inefficient problem of manual detection cloth defect, reach the effect of the detection cloth defect information of Efficient intelligent.
Accompanying drawing explanation
The accompanying drawing constituting the part of the application is used for providing a further understanding of the present invention, and the schematic description and description of the present invention is used for explaining the present invention, is not intended that inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of the detection system of the cloth defect of according to embodiments of the present invention；
Fig. 2 is the structural representation of the detection system of a kind of optional cloth defect of according to embodiments of the present invention；
Fig. 3 is the detection systematic difference system frame structure schematic diagram of cloth defect according to embodiments of the present invention；
Fig. 4 is the structural representation of the rotor block of the detection system of cloth defect according to embodiments of the present invention；
Fig. 5 is the structural representation of the detection system of the another kind of optional cloth defect of according to embodiments of the present invention；And
Fig. 6 is the detection method schematic flow sheet of the cloth defect of according to embodiments of the present invention two.
Detailed description of the invention
It should be noted that when not conflicting, the embodiment in the application and the feature in embodiment can be mutually combined.Describe the present invention below with reference to the accompanying drawings and in conjunction with the embodiments in detail.
In order to make those skilled in the art be more fully understood that the present invention program, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the embodiment of a present invention part, rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, all should belong to the scope of protection of the invention.
It should be noted that term " first " in description and claims of this specification and above-mentioned accompanying drawing, " second " etc. are for distinguishing similar object, without being used for describing specific order or precedence.Should be appreciated that the data of so use can be exchanged in the appropriate case, in order to embodiments of the invention described herein.In addition, term " includes " and " having " and their any deformation, it is intended to cover non-exclusive comprising, such as, contain series of steps or the process of unit, method, system, product or equipment be not necessarily limited to those steps or the unit clearly listed, but can include clearly not listing or for intrinsic other step of these processes, method, product or equipment or unit.
Embodiment 1
According to embodiments of the present invention, it is provided that the system embodiment of the detection system of a kind of cloth defect.
Fig. 1 is the structural representation of the detection system of the cloth defect of according to embodiments of the present invention.For purposes of illustration, the architecture painted is only an example of proper environment, not the use scope of the application or function is proposed any limitation.Also should be not that any component shown in Fig. 1 or combination are had any dependence or demand by the detection system of this cloth defect.
As it is shown in figure 1, the detection system of this cloth defect may include that conveyer device 12, image collecting device 14, control equipment 16.
Wherein, conveyer device 12, for carrying cloth to be detected, image collecting device 14, it is oppositely arranged with cloth to be detected, for in the course of conveying of cloth to be detected, gather one or more image of cloth to be detected, control equipment 16, electrically connect with image collecting device, for obtaining the image information of one or more image collected, and determine the defect area on cloth to be detected by detecting the defect information in image information.
The system of the above embodiments of the present application 1, provide the detection system of a kind of cloth defect, this system carries cloth to be detected by conveyer device 12, by image collecting device 14 in the course of conveying of cloth to be detected, gather one or more image of cloth to be detected, obtained the image information of one or more image collected by control equipment 16, and determine the defect area on cloth to be detected by detecting the defect information in image information.Compared with prior art, the scheme that said system provides gathers the image of the cloth to be detected of conveying in conveyer device 12 by providing image collecting device 14, the image then passing through the control equipment 16 cloth to be detected to collecting is analyzed, thus determining the defect area on cloth to be detected according to image is analyzed the defect information obtained, this process is independent of and the defect manually detecting cloth to be detected, thus avoiding the error of generation when manually carrying out defects detection, and improve the work efficiency of defects detection, and then reached the purpose of the detection cloth defect information of Efficient intelligent.
Preferably, the application said system can also include: label device, electrically connects with controlling equipment, for label is indicated in the defect area on cloth to be detected according to defect information.
Specifically, label can be indicated on the defect area on cloth to be detected according to defect information by above-mentioned label device, and indicate cloth to be detected launch after exposed out, it is simple to user identification, save the identification time of user.
In a kind of alternative, the label device that such scheme provides may include that applicator, determines labeling for the described defect information returned according to control equipment.
Specifically, the labeling end of this applicator can pass through the actuating of control equipment, can move back and forth between primary importance and the second position, the side being arranged at cloth to be detected that wherein labeling end can be close to, after the cloth to be detected through detecting region is completed by harvester collection, cloth to be detected can be transferred device and be transported to the lower section of label device, and label can be reciprocatingly indicated on the side of defect areas by applicator further according to flaw information.
Alternatively, the system embodiment that the above embodiments of the present application one provide can also include: the motor being connected with conveyer device, is used for driving conveyer device to transmit cloth to be detected, cloth to be detected is delivered to region to be detected.
Specifically, in the scheme that the present embodiment one provides, by the driving of motor, cloth to be detected can be delivered to detection region, image collecting device is made to obtain the image information of one or more image collected, and determine the defect area on cloth to be detected by detecting the defect information in image information, complete the identification of defect information further.
In a kind of alternative that the above embodiments of the present application one provide, said system embodiment can also include: light source, is oppositely arranged with cloth to be detected, for producing to be irradiated in the area source in region to be detected.
Specifically, above-mentioned light source can include at least one light emitting diode, to provide the area source L of a high brightness being irradiated on detection region and high evenness, light source is also selected from the other light sources structure being made up of Halogen light or fluorescent tube, the offer of area source can also be arrange in the way of projection light source, or arranges in the way of reflective light source.
In the preferred version that the above embodiments of the present application one provide, conveyer device can also include: is arranged on the roller combination on pedestal, by roller combination transfer cloth to be detected.
Specifically, can say that cloth launches to carry above by roller combination, more comprehensively gather and detect the defect information of cloth to be detected, improve detection efficiency.
Herein it should be noted that the roller combination related in above-described embodiment may include that drivewheel and multiple driven pulley, motor drives multiple driven pulley by driving drivewheel.
Specifically, the scheme that the application provides, it is possible to drive drivewheel by motor and drive follower to complete the conveying of cloth to be detected so that the transporting velocity of cloth is more stable, is conducive to gathering and detecting the defect information of cloth to be detected.
Further, the conveyer device that the application provides can also include: widening device, is arranged between any two roller in roller combination, is used for expanding cloth to be detected.
Specifically, when cloth to be detected have fold or roll up situation time, control equipment can control the start of widening device, based on this, widening device the External Force Acting produced, cloth tissue to be detected is broken up and reach cloth to be detected expansion effect.
Preferably, widening device in the application such scheme may include that the first abutment end and the second abutment end being mutually correspondingly arranged with the first abutment end, wherein, widening device is connected between the first abutment end and the second abutment end, by contact the first abutment end and the second abutment end, extrude the two ends of widening device so that widening device flex outward.
Herein it should be noted that the widening device in above-mentioned preferred version can have multiple expansion cloth assembly being connected between the first abutment end and the second abutment end.
Specifically, after widening device has multiple expansion cloth assembly being connected between the first abutment end and the second abutment end, it is possible to achieve by the distance furthered between the first abutment end and the second abutment end, so that multiple expansion cloth assembly flex outward.That is, when the two ends of cloth assembly are expanded in extruding, expand cloth assembly and can produce bending and past predetermined direction complications.
Herein also, it should be noted can be spaced between multiple expansion cloth assemblies in such scheme, and it is surrounded on the central axis of widening device, forms hollow form.
It is hollow form owing to setting widening device, and sets one central axis of existence, it is possible to making multiple expansion cloth assembly along central axis around forming hollow form, this hollow form is similar with cylinder shape.
In the another kind of preferred version of the present invention, first abutment end can be arranged at one of them end of widening device, and the second abutment end can be arranged at the another one end of widening device, wherein, when contact the first abutment end and the second abutment end, multiple expansion cloth assemblies being intervally arranged produce flexure.
Specifically, above-mentioned preferred version can realize the distance by furthering between the first abutment end and the second abutment end, so that multiple expansion cloth assembly flex outward.Namely, when the two ends of cloth assembly are expanded in extruding, expand cloth assembly and can produce bending, and toward predetermined direction complications, i.e. when the cloth detection board expanding cloth assembly automatically checked for cloth that the cloth with fold is provided by that the embodiment of the present invention provides, fold on cloth can pass through contact the first abutment end and the second abutment end, make expansion cloth assembly produce flexure, flexure expand cloth assembly can impact the buckled area on cloth around surface, to expand cloth.
Herein it can further be stated that, in a kind of alternative that the application provides, said system can also include: the first supervising device, for monitoring by the cloth to be detected of widening device the need of expanding cloth, wherein, control equipment also sets up correspondence with supervising device and widening device respectively, for when supervising device monitor cloth to be detected need expand cloth, control widening device perform expand cloth action.
Specifically, such scheme controls widening device by control equipment and carries out cloth to be detected expanding cloth process, it is beneficial to subsequent image acquisition device carry out image acquisition and obtain defect information, process through widening device, make what cloth to be detected can be smooth to be delivered to detection region, image information can be gathered better, improve the efficiency of this system detection defect information.
Said system can also include: seeks limit guide device, is arranged at the side of cloth to be detected, and sets up correspondence with control equipment, for controlling to seek limit guide device by control equipment, cloth is sought limit correcting.
Specifically, above-mentioned limit guide device of seeking may be disposed on pedestal and is adjacent to cloth to be detected, with the position of the cloth to be detected that correcting is positioned on conveyer device.Such as, seek limit guide device and can be arranged on the side of cloth to be detected, and be connected with control equipment by being electrically connected.
Preferably, the limit guide device of seeking in such scheme may include that detector, there is beat or the state of tension force inequality for detecting cloth to be detected, and orientating device, for the cloth correcting to be detected by there is beat or tension force inequality to correct position.
Specifically, by being positioned at the detector sought on the guide device of limit, the situation judging the position whether to some extent beat of cloth to be detected or tension force inequality can be realized, if offsetting or the situation that tension force is uneven, by seeking the placement unit on the guide device of limit, by the cloth correcting to be detected of skew to correct position.
Image collecting device in the embodiment of the present application one may include that image analyzer, for scanning the cloth to be detected being positioned on conveyer device, obtains the image information of cloth to be detected, and transmits image information to controlling equipment.
Specifically, image collecting device can include an image collection unit, to gather one through the image information of the cloth to be detected in detection zone territory.Such as, image collection unit can include CMOS chip (such as CMOS), Charged Coupled Device chip.Additionally it is preferred that image collection unit can be an one-dimensional linear image scanning means.
Control equipment in the embodiment of the present application one may include that processor, for by image information and the defect standard Data Matching in defect database, obtaining the image information of existing defects information.
Control equipment in such scheme can be a computer, and the image information wherein received can pass through the computing of control equipment, to obtain the flaw information of defect areas on cloth to be detected.
In a kind of alternative embodiment, above-mentioned control equipment can also include: number recorder, for recording the length information of cloth to be detected.
Specifically, this length information can be sent in control equipment by transmitting device, based on this, control equipment can judge the flaw information of every a collection of cloth to be detected to be detected according to this length information and image information, can record what section of cloth to be detected, there is what defect what position simultaneously, and those flaw information are recorded in control equipment, in order to subsequent use.
What need to further illustrate is herein, the system embodiment that the embodiment of the present application one provides can also include: buzzer, is connected with control equipment, for after the defect information in image information being detected, or when judging that defect information is great defect information, alert.
Specifically, when control equipment determines and has a great flaw information on cloth to be detected, it is possible to activate this buzzer, the cloth to be detected simultaneously suspending conveyer device is carried to warn user.
Said system embodiment can also include further: feeding device, before being arranged on conveyer device, for placing cloth to be detected, transmit cloth to be detected to conveyer device, material collecting device, be arranged on the rear end of label device, for receiving the cloth to be detected of label device output, pedestal, pedestal is placed with conveyer device and label device, is used for supporting conveyer device and label device.
Specifically, cloth to be detected can have predetermined length and predetermined width, and one end of cloth to be detected may be disposed on feeding device, and the other end then can pass the roller combination on conveyer device and widening device and be arranged on material collecting device.
From the foregoing, it will be observed that the detection system of a kind of cloth defect of present invention proposition, solve the inefficient problem of manual detection cloth defect, reach the effect of the detection cloth defect information of Efficient intelligent.
Based on the technical scheme above-mentioned optional, preferred that the embodiment of the present application one provides, below just in conjunction with Fig. 2 to Fig. 5, to detect the cloth to be detected of transmission in conveyer device, it is provided that two kinds of optional application schemes are as follows.Herein it should be noted that the application scenarios of the technical scheme above-mentioned optional, preferred of the application offer is not limited to following two kinds of optional application schemes.
First application implementation scheme is as follows:
Fig. 2 is the structural representation of the detection system of the cloth defect according to the preferred embodiment of the present invention one, and Fig. 3 is the detection systematic difference system frame structure schematic diagram of cloth defect according to embodiments of the present invention；As in figure 2 it is shown, the preferred embodiment of the present invention one provides the detection system of a kind of cloth defect, it mainly includes pedestal 1, conveyer device 2, light source 3, image collecting device 4, control equipment 5 and label device 6.Such as, conveyer device 2 can include roller combination 21, and each roller combination 21 can be respectively arranged on pedestal 1.Cloth F to be detected can pass through the conveying of roller combination 21, and is delivered to detection region Z.
Specifically, one of them in roller combination 21, it is possible to by the driving drivewheel 211 of motor, by the setting of drivewheel 211, it is possible to drive the cloth F to be detected being positioned on conveyer device 2.Based on this, cloth F to be detected is transported to the detection region Z for detecting cloth F to be detected.
Then, light source 3 can be arranged on pedestal 1, in order to produce the area source L being irradiated on detection region Z.Such as, light source 3 can include at least one light emitting diode, to provide the area source L of a high brightness being irradiated on detection region Z and high evenness, but the invention is not restricted to this.Such as, light source 3 can also select the other light sources structure that Halogen light or fluorescent tube form, and the offer of area source L can also be arrange in the way of projection light source, or arranges in the way of reflective light source.In addition it is also possible to by adjusting the light source position of light source 3, arrangement mode etc., and then obtain preferably light source dispersion effect, to adapt to different defect kinds on cloth and trend.
Furthermore, it is understood that image collecting device 4 can be directly arranged on pedestal 1, or it is set up on pedestal 1 by a bracing frame, with the outward appearance of the cloth F to be detected that detection is delivered on detection region Z.Wherein, image collecting device 4 can include an image collection unit (ImageCaptureUnit) 41, to gather an image information through the cloth F to be detected of detection region Z.Such as, image collection unit 41 can include CMOS (ComplementaryMetal-Oxide-Semiconductor, CMOS) chip, Charged Coupled Device (Charge-coupledDevice, CCD) chip.Additionally it is preferred that image collection unit 41 can be an one-dimensional linear image scanning means.
Then, image collecting device 4 can be electrically connected at control equipment 5, and based on this, control equipment 5 can receive the image information that image collecting device 4 collects.For the embodiment of the present invention one, control equipment 5 can be a computer, and the image information wherein received can pass through the computing of control equipment 5, to obtain the flaw information of defect areas D on cloth F to be detected.Such as, the defect database of cloth F to be detected and the specification of defect standard can be contained in control equipment 5, based on this, the specification of the image information collected by linear image scanning means and defect database and defect standard compares analysis, with the density on identification cloth F to be detected, ball top, fracture of wire, streak, de-yarn, stigma, film mottle, damage, spot and dye uniformity etc., and differentiate the defect on cloth F to be detected.Such as, the image information collected includes: ball top presents a black and doping white point in image, and fracture of wire can present the grey decision-making identical with background, and de-yarn presents elongated shadow etc..
Additionally, if cloth F to be detected has predetermined length, the length information of cloth F to be detected can be recorded by being electrically connected at the Total decoder (not shown) of control equipment 5, and this length information is sent in control equipment 5, based on this, control equipment 5 can judge every a collection of cloth F flaw information to be detected according to this length information and image information, can record what section of cloth F to be detected, there is what defect what position simultaneously, and those flaw information are recorded in control equipment 5, in order to subsequent use.In addition, one buzzer (not shown) can also be set further, when control equipment 5 determines and has a great flaw information on this cloth, it is possible to activate this buzzer, the cloth F to be detected simultaneously suspending conveyer device 2 carries to warn user.
Fig. 4 is the structural representation of the rotor block of the detection system of cloth defect according to embodiments of the present invention, as shown in Figure 4, label device 6 may be disposed on pedestal 1 and is electrically connected at control equipment 5, label device 6 can include applicator 61, the flaw information that applicator 61 can provide according to control equipment 5, to be indicated in a label 63 on defect areas D.Such as, the labeling end 62 of applicator 61 can pass through the actuating of control equipment 5, can move back and forth between primary importance and the second position, what wherein labeling end 62 can be close to is arranged at the side of energetic side cloth F, after the cloth F to be detected through detecting region Z has been detected by image collecting device 4, cloth F to be detected can be transferred device 2 and be transported to the lower section of label device 6, and label can be reciprocatingly indicated on the side of defect areas D by applicator 61 further according to flaw information.Based on this, when the cloth F to be detected detected is furled into a bundle, this label 63 can exposed out, easily to allow user identification.
Specifically, as shown in Figure 2, with the embodiment of the present invention one, control equipment 5 can also be electrically connected to each other with conveyer device 2, light source 3, image collecting device 4 and label device 6 simultaneously, when control equipment 5 is a computer, it is possible to controlled the start of conveyer device 2, light source 3, image collecting device 4 and label device 6 by computer.
Such as, control equipment 5 can control conveyer device 2 and carry the transporting velocity of cloth F to be detected, transporting velocity is adjusted to image collecting device 4 when gathering image information, has preferably efficiency.Control equipment 5 can also adjust the area source L angle that light source 3 irradiates, by the detection position of the position adjustment of the optimal brightness having on area source L and the uniformity to image collecting device 4.Control equipment 5 by the transporting velocity of cloth F to be detected, and can judge detected position current for defect areas D, controls the actuating time of label device 6 simultaneously.Based on this, when cloth F to be detected moves to the position of label device 6, the applicator 61 of label device 6 can indicate a label 63 accurately on defect areas D.
The cloth defect detecting system S that the embodiment of the present invention one provides, image collecting device 4, the electric connection controlled between equipment 5 and label device 6 and signal transmission can be passed through, defect areas D on detection cloth F, allows label device 6 indicate at the defect areas D of cloth F in an automated manner simultaneously in an automated manner.
Second application implementation scheme is as follows:
Fig. 5 is the structural representation of the detection system of the another kind of optional cloth defect of according to embodiments of the present invention, as it is shown in figure 5, a kind of optional cloth defect detecting system S of the embodiment of the present invention one can be further configured with seeking limit guide device 7, widening device 22, feeding device I, material collecting device C, drivewheel 211 and multiple follower 212.Based on this, conveyer device 2 will be located in the cloth F to be detected on the feeding device I of pedestal 1 one end and is delivered on the material collecting device C being positioned at pedestal 1 other end, to receive the cloth F being detected.
As shown in Figure 5, the another kind of optional cloth defect detecting system S of the embodiment of the present invention one, it mainly includes feeding device I, material collecting device C, pedestal 1, conveyer device 2, light source 3, image collecting device 4, control equipment 5, label device 6, seeks limit guide device 7 and widening device 22.
Cloth F to be detected can have predetermined length and predetermined width, and one end of cloth F may be disposed on feeding device I, and the other end then can pass the roller combination 21 on conveyer device 2 and widening device 22 and be arranged on material collecting device C.Conveyer device 2 can have a drivewheel 211, continues with stable speed to pull the cloth F to be detected being positioned on feeding device I.By the direction of feeding device I, cloth F to be detected can initially pass through a follower 212, is then passed through seeking limit guide device 7, seeks limit guide device 7 and may be disposed on pedestal 1 and be adjacent to cloth F, with the position of the cloth F that correcting is positioned on conveyer device 2.Such as, seek limit guide device 7 and can be arranged on the side of cloth F, and be connected with control equipment 5 by being electrically connected, by being positioned at the detector (not shown) sought on limit guide device 7, judge the position whether to some extent beat of cloth F or the situation that tension force is uneven, if offsetting or the situation that tension force is uneven, by seeking the placement unit (not shown) on limit guide device 7, by the cloth F correcting of skew to correct position.
Then, cloth F, after seeking the correcting of limit guide device 7, again through the conveying of a follower 212, can be delivered on widening device 22 by cloth F.Widening device 22 may be disposed on pedestal 1, and to expand cloth F to be detected, based on this, cloth F passes through the expansion of widening device 22, and can entirely be delivered to detection region Z.Such as, widening device 22 can have the external form of a hollow cylindrical, by extruding the two ends of cylindric widening device 22, it is possible to makes the middle of widening device 22 produce expansion, based on this, fold on cloth F, rolling up of edge are strutted, but be the invention is not restricted to this.
Furthermore, widening device 22 can also be electrically connected with control equipment 5, and it is positioned at the image information on widening device 22 additionally by a camera lens module (not shown) collection, and this image information is sent on control equipment 5, with identification at present by whether the cloth F of widening device 22 has fold or the situation rolled up.When cloth F have fold or roll up situation time, control equipment 5 can control the start of widening device 22, based on this, widening device 22 produce External Force Acting, by cloth F tissue break up and reach cloth F expansion effect.
Then, can being transported on detection region Z by multiple followers 212 by the cloth F to be detected of widening device 22, this detection region Z can pass through the light source 3 being arranged on pedestal 1, and produces an area source L being irradiated on detection region Z.Image collecting device 4 can pass through aforementioned area source L, with the appearance surfaces of the cloth F to be detected that detection is delivered on detection region Z, and by being positioned at the image collection unit 41 on image collecting device 4, to gather the image information of cloth F to be detected.Wherein, light source 3 and the structure of image collecting device 4 in the second application implementation scheme are similar with the structure of the light source 3 in the first application implementation scheme and image collecting device 4, repeat no more.
Furthermore, control equipment 5 can receive the image information that image collecting device 4 collects, and by computing to obtain the flaw information of the defect areas D on cloth F.The judgement of this flaw information can obtain by analyzing with the specification comparison of defect database and defect standard.Wherein, the structure controlling equipment 5 in the second application implementation scheme is similar with the structure of control equipment 5 in the first application implementation scheme, repeats no more.
Additionally, in conjunction with Fig. 4 and Fig. 5, calculate the length information of cloth F by control equipment 5, width information, conveyer device 2 carry the distance between speed and detection region Z and the label device 6 of cloth F to be detected, and control equipment 5 can control the applicator 61 side on cloth F defect areas D accurately and indicate label 63.Additionally, this flaw information can also record in the middle of control equipment 5, in order to follow-up use.It is noted that label device 6 can also be slidably arranged on a supporting construction (not shown), based on this, in response to the cloth F of detection different in width.Wherein the structure of the label device 6 in the second application implementation scheme is similar with the structure of label device 6 in the first application implementation scheme, is repeating no more.Furthermore, it is understood that after the sign of label device 6, cloth F can combine 21 again through roller and furl to material collecting device C.
The cloth defect detecting system S provided in the present invention the second application implementation scheme, image collecting device 4, the electric connection controlled between equipment 5 and label device 6 and signal transmission can be passed through, defect areas D on detection cloth F, allows label device 6 indicate at the defect areas D of cloth F in an automated manner simultaneously in an automated manner.
In sum, by cloth defect detecting system S provided by the present invention, image collecting device 4, the electric connection controlled between equipment 5 and label device 6 and signal transmission can be passed through, defect areas D on detection cloth F, allows label device 6 indicate at the defect areas D of cloth F in an automated manner simultaneously in an automated manner.Additionally, the transporting velocity of cloth F can also reach 1000 ms/min, it is possible to the defect areas D of interpretation can also reach 0.1 millimeter.It is further possible to the problem such as the people eyestrain avoiding causing under human eye visual detection, persistence of vision and every human eye criterion be inconsistent.
Embodiment 2
The embodiment of the present invention additionally provides the detection method of a kind of cloth defect.The method can be realized by the cloth defect inspection system in embodiment one, but is not limited to this.
Fig. 6 is the detection method schematic flow sheet of the cloth defect being embodiment two according to the present invention.As shown in Figure 6, it is as follows that the method comprising the steps of:
Step S602, the cloth that conveyer device conveying is to be detected.
Step S604, image collecting device, in the course of conveying of cloth to be detected, gathers one or more image of cloth to be detected.
Step S606, control equipment obtains the image information of one or more image collected, and determines the defect area on cloth to be detected by detecting the defect information in image information.
nullThe method of the above embodiments of the present application 2，Provide the detection method of a kind of cloth defect，The method carries cloth to be detected by conveyer device，Image collecting device is in the course of conveying of cloth to be detected，Gather one or more image of cloth to be detected，Control equipment obtains the image information of one or more image collected，And determine the defect area on cloth to be detected by detecting the defect information in image information，Compared with prior art，The scheme that said method provides gathers the image of the cloth to be detected of conveying in conveyer device by providing image collecting device，The image then passing through the control equipment cloth to be detected to collecting is analyzed，Thus determining the defect area on cloth to be detected according to image is analyzed the defect information obtained，This process is independent of and the defect manually detecting cloth to be detected，Thus avoiding the error of generation when manually carrying out defects detection，And improve the work efficiency of defects detection，And then reached the purpose of high efficiency smart detection cloth defect information.
Preferably, in the application said method embodiment, after performing step S606, it is also possible to perform following steps:
Step S607, label is indicated on the defect area on cloth to be detected according to defect information by label device.
Specifically, label can be indicated on the defect area on cloth to be detected according to defect information by above-mentioned label device, and indicate cloth to be detected launch after exposed out, it is simple to user identification, save the identification time of user.
In a kind of alternative, in the process performing above-mentioned steps S607, applicator can determine labeling according to the defect information that control equipment returns.
Specifically, the labeling end of this applicator can pass through the actuating of control equipment, can move back and forth between primary importance and the second position, the side being arranged at cloth to be detected that wherein labeling end can be close to, after the cloth to be detected through detecting region is completed by harvester collection, cloth to be detected can be transferred device and be transported to the lower section of label device, and label can be reciprocatingly indicated on the side of defect areas by applicator further according to flaw information..
Alternatively, the above embodiments of the present application two provide in embodiment of the method, in the process performing step S602, it is also possible to perform following steps:
Step S6021, the motor being connected with conveyer device drives conveyer device to transmit cloth to be detected, and cloth to be detected is delivered to region to be detected.
Specifically, the scheme that the present embodiment two provides, by the driving of motor, cloth to be detected can be delivered to detection region, image collecting device is made to obtain the image information of one or more image collected, and determine the defect area on cloth to be detected by detecting the defect information in image information, complete the identification of defect information further.
In a kind of alternative that the above embodiments of the present application two provide, in the process performing above-mentioned steps S6021, it is possible to light source produces to be irradiated in the area source in region to be detected.
Specifically, above-mentioned light source can include at least one light emitting diode, to provide the area source of a high brightness being irradiated on detection region and high evenness, light source is also selected from the other light sources structure being made up of Halogen light or fluorescent tube, the offer of area source can also be arrange in the way of projection light source, or arranges in the way of reflective light source.
In the preferred version that the above embodiments of the present application two provide, in the process performing above-mentioned steps S602, it is also possible to perform following steps:
Step S6022, by being arranged on cloth to be detected described in the roller combination transfer on pedestal.
Specifically, can say that cloth launches to carry above by roller combination, more comprehensively gather and detect the defect information of cloth to be detected, improve detection efficiency.
Herein it should be noted that in the process performing above-mentioned steps S6022, motor can by driving drivewheel to drive multiple driven pulley.
Specifically, the scheme that the application provides, it is possible to drive drivewheel by motor and drive follower to complete the conveying of cloth to be detected so that the transporting velocity of cloth is more stable, is conducive to gathering and detecting the defect information of cloth to be detected.
Further, in the method that the application provides, in the process performing step S602, it is also possible to perform following steps:
Step S6023, widening device expands cloth to be detected.
Specifically, when cloth to be detected have fold or roll up situation time, control equipment can control the start of widening device, with the External Force Acting produced by widening device, is broken up by cloth tissue to be detected and reaches the effect of cloth to be detected expansion.
Preferably, in the process performing step S6023, it is also possible to perform following method step:
Step S60231, widening device passes through contact the first abutment end and the second abutment end, extrudes the two ends of widening device so that widening device flex outward.
Preferably, in the application such scheme, in the process performing step S60231, when contact the first abutment end and the second abutment end, multiple expansion cloth assemblies being intervally arranged produce flexure.
Specifically, by the distance furthered between the first abutment end and the second abutment end, so that multiple expansion cloth assembly flex outward.Namely, when the two ends of cloth assembly are expanded in extruding, expand cloth assembly and can produce bending, and toward predetermined direction complications, i.e. when the cloth detection board expanding cloth assembly automatically checked for cloth that the cloth with fold is provided by that the embodiment of the present invention provides, fold on cloth can pass through contact the first abutment end and the second abutment end, make expansion cloth assembly produce flexure, flexure expand cloth assembly can impact the buckled area on cloth around surface, to expand cloth.
Herein also, it should be noted in a kind of alternative of providing of the application, in the process performing step S6023, it is also possible to perform following method step: the first supervising device monitoring by the cloth to be detected of widening device the need of expanding cloth；Wherein, control equipment when supervising device monitor cloth to be detected need expand cloth, control widening device perform expand cloth action.
Specifically, said method controls widening device by control equipment and carries out cloth to be detected expanding cloth process, it is beneficial to subsequent image acquisition device carry out image acquisition and obtain defect information, process through widening device, make what cloth to be detected can be smooth to be delivered to detection region, image information can be gathered better, improve the efficiency of this system detection defect information.
In a kind of alternative, in the process performing above-mentioned steps S602, it is also possible to perform following method step:
Step S6024, seeks limit guide device and controls to seek limit guide device cloth is sought limit correcting by controlling device.
Specifically, above-mentioned limit guide device of seeking may be disposed on pedestal and is adjacent to cloth to be detected, with the position of the cloth to be detected that correcting is positioned on conveyer device.Such as, seek limit guide device and can be arranged on the side of cloth to be detected, and be connected with control equipment by being electrically connected.
Preferably, in the alternative that the application provides, the scheme of above-mentioned steps S6024 can be realized: detector detects cloth to be detected and there is beat or the state of tension force inequality, and orientating device is by cloth correcting to be detected uneven to generation beat or tension force to correct position by following scheme.
Specifically, by being positioned at the detector sought on the guide device of limit, the situation judging the position whether to some extent beat of cloth to be detected or tension force inequality can be realized, if offsetting or the situation that tension force is uneven, by seeking the placement unit on the guide device of limit, by the cloth correcting to be detected of skew to correct position.
Preferably, in the alternative that the application provides, the scheme of above-mentioned steps S604 can be realized by following scheme: image analyzer scans the cloth to be detected being positioned on conveyer device, obtain the image information of cloth to be detected, and image information is transmitted to controlling equipment.
Specifically, image collecting device can include an image collection unit, to gather one through the image information of the cloth to be detected in detection zone territory.Such as, image collection unit can include CMOS semi chip, a Charged Coupled Device chip.Additionally it is preferred that image collection unit can be an one-dimensional linear image scanning means.
Preferably, in the alternative that the application provides, it is possible to realize above-mentioned steps S606 by following scheme:
Step S6061, processor, by image information and the defect standard Data Matching in defect database, obtains the image information of existing defects information.
Control equipment in such scheme can be a computer, and the image information wherein received can pass through the computing of control equipment, to obtain the flaw information of defect areas on cloth to be detected.
In a kind of alternative embodiment, in the execution process of above-mentioned steps S606, it is also possible to perform following steps:
Step S6062, number recorder records the length information of cloth to be detected.
Specifically, this length information can be sent in control equipment by transmitting device, based on this, control equipment can judge the flaw information of every a collection of cloth to be detected to be detected according to this length information and image information, can record what section of cloth to be detected, there is what defect what position simultaneously, and those flaw information are recorded in control equipment, in order to subsequent use.
Need it is further noted that in the scheme that provides of the embodiment of the present application two, performing after step S6062, it is also possible to perform following steps herein:
Step S6063, determines the positional information of the image of existing defects information record position information according to length information and defect information.
Specifically, this length information can be sent in control equipment by transmitting device, based on this, control equipment can judge the flaw information of every a collection of cloth to be detected to be detected according to this length information and image information, can record what section of cloth to be detected, there is what defect what position simultaneously, and those flaw information are recorded in control equipment, in order to subsequent use.
Preferably, after performing above-mentioned steps S606, the method can also carry out following steps:
Step S608, buzzer, after the defect information in image information being detected, or when judging that defect information is great defect information, alert.
Specifically, when control equipment determines and has a great flaw information on cloth to be detected, it is possible to activate this buzzer, the cloth to be detected simultaneously suspending conveyer device is carried to warn user.
In said system embodiment further before step S602, also include: feeding device places cloth to be detected, transmits cloth to be detected to conveyer device, and by base supports conveyer device and label device；Material collecting device receives the cloth to be detected of label device output.
Specifically, cloth to be detected can have predetermined length and predetermined width, and one end of cloth to be detected may be disposed on a feeding device, and the other end then can pass the roller combination on conveyer device and widening device and be arranged on material collecting device.
From the foregoing, it will be observed that the detection method of a kind of cloth defect of present invention proposition, solve the inefficient problem of manual detection cloth defect, reach the effect of the detection cloth defect information of Efficient intelligent.
Herein it should be noted that the example that realizes of step corresponding to embodiment of the method that the above embodiments of the present application two provide and application scenarios, identical with the system embodiment that embodiment one provides, but it is not limited to above-described embodiment one disclosure of that.
It should be noted that, for aforesaid each embodiment of the method, in order to be briefly described, therefore it is all expressed as a series of combination of actions, but those skilled in the art should know, the present invention is not by the restriction of described sequence of movement, because according to the present invention, some step can adopt other orders or carry out simultaneously.Secondly, those skilled in the art also should know, embodiment described in this description belongs to preferred embodiment, necessary to involved action and the module not necessarily present invention.
In the above-described embodiments, the description of each embodiment is all emphasized particularly on different fields, certain embodiment there is no the part described in detail, it is possible to referring to the associated description of other embodiments.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.All within the spirit and principles in the present invention, any amendment of making, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (41)
1. the detection system of a cloth defect, it is characterised in that including:
Conveyer device, is used for carrying cloth to be detected；
Image collecting device, is oppositely arranged with described cloth to be detected, for, in the course of conveying of described cloth to be detected, gathering one or more image of described cloth to be detected；And
Control equipment, electrically connects with described image collecting device, for obtaining the image information of described one or more image collected, and determines the defect area on described cloth to be detected by detecting the defect information in image information.
2. system according to claim 1, it is characterised in that described system also includes:
Label device, electrically connects with described control equipment, for label is indicated in the defect area on described cloth to be detected according to described defect information.
3. system according to claim 2, it is characterised in that described label device includes:
Applicator, determines labeling for the described defect information returned according to described control equipment.
4. system according to claim 1, it is characterised in that described system also includes:
Motor, is connected with described conveyer device, is used for driving described conveyer device to transmit described cloth to be detected, described cloth to be detected is delivered to region to be detected.
5. system according to claim 4, it is characterised in that described system also includes:
Light source, is oppositely arranged with described cloth to be detected, for producing to be irradiated in the area source in described region to be detected.
6. system according to claim 4, it is characterised in that described conveyer device includes:
It is arranged on the roller combination on pedestal, by cloth to be detected described in described roller combination transfer.
7. system according to claim 6, it is characterised in that the combination of described roller includes:
Drivewheel and multiple driven pulley, described motor drives the plurality of driven pulley by driving described drivewheel.
8. system according to claim 6, it is characterised in that described conveyer device also includes:
Widening device, is arranged between any two roller in the combination of described roller, is used for expanding described cloth to be detected.
9. system according to claim 8, it is characterised in that described widening device includes:
First abutment end and the second abutment end being mutually correspondingly arranged with described first abutment end；
Wherein, described widening device is connected between described first abutment end and described second abutment end, by the first abutment end described in contact and described second abutment end, extrudes the two ends of described widening device so that described widening device flex outward.
10. system according to claim 9, it is characterised in that described widening device has multiple expansion cloth assembly being connected between described first abutment end and described second abutment end.
11. system according to claim 10, it is characterised in that be spaced between the plurality of expansion cloth assembly, and be surrounded on the central axis of described widening device, form hollow form.
12. system according to claim 11, it is characterised in that described widening device has two ends, the end of described widening device is formed by multiple described expansion cloth assemblies being intervally arranged.
13. system according to claim 12, it is characterized in that, described first abutment end is arranged at one of them end of described widening device, described second abutment end is arranged at the another one end of described widening device, wherein, when the first abutment end and described second abutment end described in contact, the plurality of expansion cloth assembly being intervally arranged produces flexure.
14. system according to claim 8, it is characterised in that described system also includes:
First supervising device, for monitoring by the cloth to be detected of described widening device the need of expanding cloth；
Wherein, described control equipment also sets up correspondence with described supervising device and described widening device respectively, for when described supervising device monitor described cloth to be detected need expand cloth, control described widening device perform expand cloth action.
15. system according to claim 1, it is characterised in that described system also includes:
Seek limit guide device, be arranged at the side of described cloth to be detected, and set up correspondence with described control equipment, seek limit guide device described cloth is sought limit correcting described in being controlled by described control equipment.
16. system according to claim 15, it is characterised in that described in seek limit guide device and include:
, there is beat or the state of tension force inequality for detecting described cloth to be detected in detector；And
Orientating device, for the cloth correcting described to be detected by there is beat or tension force inequality to correct position.
17. system according to claim 1, it is characterised in that described image collecting device includes:
Image analyzer, for scanning the cloth described to be detected being positioned on described conveyer device, obtains the image information of described cloth to be detected, and by described image information transmission to described control equipment.
18. system according to claim 1, it is characterised in that described control equipment includes:
Processor, for by image information and the defect standard Data Matching in defect database, obtaining the image information that there is described defect information.
19. system according to claim 18, it is characterised in that described control equipment also includes:
Number recorder, for recording the length information of described cloth to be detected.
20. system according to claim 19, it is characterised in that described control equipment is additionally operable to:
Determine the positional information of the image of described existing defects information according to described length information and described defect information, and record described positional information.
21. system according to claim 1, it is characterised in that described system also includes:
Buzzer, is connected with described control equipment, for after the defect information detected in described image information, or when judging that described defect information is great defect information, and alert.
22. system according to claim 2, it is characterised in that described system also includes:
Feeding device, before being arranged on described conveyer device, is used for placing described cloth to be detected, transmits described cloth to be detected extremely described conveyer device；
Material collecting device, is arranged on the rear end of described label device, for receiving the cloth described to be detected of described label device output；
Pedestal, described pedestal is placed with described conveyer device and described label device, is used for supporting described conveyer device and described label device.
23. the detection method of a cloth defect, it is characterised in that including:
The cloth that conveyer device conveying is to be detected；
Image collecting device, in the course of conveying of described cloth to be detected, gathers one or more image of described cloth to be detected；And
Control equipment obtains the image information of described one or more image collected, and determines the defect area on described cloth to be detected by detecting the defect information in image information.
24. method according to claim 23, it is characterized in that, obtain the image information of described one or more image collected at control equipment, and by after detecting the defect information in image information and determining the defect area on described cloth to be detected, described method also include:
Label is indicated on the defect area on described cloth to be detected according to described defect information by label device.
25. method according to claim 24, it is characterised in that label device includes according to the step of the defect area that label is indicated on described cloth to be detected by described defect information:
The described defect information that applicator returns according to described control equipment determines labeling.
26. method according to claim 23, it is characterised in that the step of the cloth that conveyer device conveying is to be detected includes:
Motor drives described conveyer device to transmit described cloth to be detected, and described cloth to be detected is delivered to region to be detected.
27. method according to claim 26, it is characterized in that, driving described conveyer device to transmit described cloth to be detected at motor, be delivered in the process in region to be detected by described cloth to be detected, light source produces to be irradiated in the area source in described region to be detected.
28. method according to claim 26, it is characterised in that the step of the cloth that conveyer device conveying is to be detected includes:
By being arranged on cloth to be detected described in the roller combination transfer on pedestal.
29. method according to claim 28, it is characterised in that by being arranged in the process of cloth to be detected described in the roller combination transfer on pedestal, described motor drives multiple driven pulley by driving drivewheel.
30. method according to claim 28, it is characterised in that carry in the process of cloth to be detected at conveyer device, expand described cloth to be detected by widening device.
31. method according to claim 30, it is characterised in that widening device is expanded the step of described cloth to be detected and included:
Described widening device passes through contact the first abutment end and the second abutment end, extrudes the two ends of described widening device so that described widening device flex outward.
32. method according to claim 31, it is characterised in that described widening device passes through contact the first abutment end and the second abutment end, extrudes the two ends of described widening device so that the step of described widening device flex outward includes:
When the first abutment end and described second abutment end described in contact, multiple expansion cloth assemblies being intervally arranged produce flexure.
33. method according to claim 30, it is characterised in that expanding in the process of described cloth to be detected at widening device, described method also includes:
First supervising device is monitored by the cloth to be detected of described widening device the need of expanding cloth；
Wherein, described control equipment when described supervising device monitor described cloth to be detected need expand cloth, control described widening device perform expand cloth action.
34. method according to claim 23, it is characterised in that carrying in the process of cloth to be detected at conveyer device, described method also includes:
Seek limit guide device, by seeking limit guide device described in the control of described control equipment, described cloth is sought limit correcting.
35. method according to claim 34, it is characterised in that seek limit guide device by described control equipment control described in seek the step that described cloth sought limit correcting by limit guide device and include:
Detector detects described cloth to be detected and there is beat or the state of tension force inequality；And
Orientating device is by cloth correcting described to be detected uneven to generation beat or tension force to correct position.
36. method according to claim 23, it is characterised in that image collecting device is in the course of conveying of described cloth to be detected, and the step of one or more image gathering described cloth to be detected includes:
Image analyzer scanning is positioned at the cloth described to be detected on described conveyer device, obtains the image information of described cloth to be detected, and by described image information transmission to described control equipment.
37. method according to claim 23, it is characterised in that determine that the step of the defect area on described cloth to be detected includes by detecting the defect information in image information:
Processor, by described image information and the defect standard Data Matching in defect database, obtains the image information that there is described defect information.
38. the method according to claim 37, it is characterised in that determining that in the process of the defect area on described cloth to be detected, described method also includes by the defect information in detection image information:
The length information of cloth to be detected described in number recorder record.
39. the method according to claim 38, it is characterised in that after the length information of cloth to be detected described in number recorder record, described method also includes:
Determine the positional information of the image of described existing defects information according to described length information and described defect information, and record described positional information.
40. method according to claim 23, it is characterised in that after the defect area determined on described cloth to be detected, described method also includes:
Buzzer is after the defect information detected in described image information, or when judging that described defect information is great defect information, and alert.
41. method according to claim 24, it is characterised in that before the cloth that conveyer device conveying is to be detected, described method also includes:
Feeding device places described cloth to be detected, transmits described cloth to be detected to described conveyer device, and by conveyer device and described label device described in base supports；
Material collecting device receives the cloth described to be detected of described label device output.
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| CN201410784746.6A CN105784720A (en) | 2014-12-16 | 2014-12-16 | Cloth defect detection method and system thereof |
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| CN201410784746.6A CN105784720A (en) | 2014-12-16 | 2014-12-16 | Cloth defect detection method and system thereof |
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Application publication date: 20160720 |