CN102978771A - Linear array intelligent detection device and linear array intelligent detection method - Google Patents
Linear array intelligent detection device and linear array intelligent detection method Download PDFInfo
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- CN102978771A CN102978771A CN2011102618880A CN201110261888A CN102978771A CN 102978771 A CN102978771 A CN 102978771A CN 2011102618880 A CN2011102618880 A CN 2011102618880A CN 201110261888 A CN201110261888 A CN 201110261888A CN 102978771 A CN102978771 A CN 102978771A
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Abstract
The invention discloses a linear array intelligent detection device and a linear array intelligent detection method. The linear array intelligent detection device and the linear array intelligent detection method comprise a yarn-dividing piece, a support frame, a linear array image sensing device, a light source, an image capturing and processing device and a yearn-cutting control device, wherein the yarn-dividing piece, the linear array image sensing device and the light source are arranged on the support frame, the linear array image sensing device and the light source are respectively arranged at two sides of the yarn-dividing piece, the linear array image sensing image capturing and processing device and the yearn-cutting control device are in electric connection in sequence, the image capturing and processing device is used for receiving image data sent by the linear array image sensing device and calculating the number and the diameters of yarns of the yarn-dividing piece, and the yearn-cutting control device controls a warping machine to stop according to the number and the diameters of the yarns. The linear array intelligent detection device and the linear array intelligent detection method are high in yearn-cutting automatic stop detection sensitivity, are high in yarn-cutting recognition rate, effectively reduce braiding defects caused by unstop of yearn cutting, and lower defective percentage of products.
Description
Technical field
The present invention relates to a kind of Intelligent linear array detection device and detection method thereof, particularly relate to a kind of Intelligent linear array detection device and detection method thereof of warping machines.
Background technology
The broken yarn self-stop of existing warping machines generally adopts two kinds of spider watchers simultaneously.A kind of is spring contact formula broken yarn self-stop switch integrated on Creel tensioner.Yarn certain tension force that is in operation disconnects spring contact, thereby so that Automatic stop switch is in off-state, in case yarn disconnects, lose the contact of tension force rear spring contact, Automatic stop switch is in connection, the action of creel yarn break controller, the normally-closed contact of this creel yarn break controller in the apparatus control loop disconnects, thus so that warping machines parking.But the sensitivity of spring contact formula broken yarn self-stop switch is relatively poor, and the broken yarn discrimination is not high, thereby so that broken yarn not stop rate higher, thereby the warping broken yarn do not have processedly, and then causes the broken end fault occurs when compiling braiding.Another kind of equipment is to add a blowing device on yarn top, yarn is slabbing behind collection yarn plate yarn sley, be called yarn sheet, one blower is set above this yarn sheet, blower have one discharged under blowhole, air blast of end configuration of blower is to the blowhole air blast, and wind blows to yarn sheet through blowhole row.The LASER Discharge Tube that is arranged on the yarn sheet opposite side is launched a linear laser, receiving tube receives laser, in case yarn disconnects, when blowing device is blown over this linear laser with broken yarn, thereby so that producing, continuous laser beam interrupts, thereby receiving tube do not receive laser, and the automatic stop controller action should disconnect from the normally-closed contact of stop controller in the apparatus control loop machine was stopped.This kind method subject matter be since broken yarn easily with the yarn strand on next door together, thereby so that this broken yarn can blow, can't make continuous laser beam produce interruption, thereby cause and can't detect broken yarn.
Summary of the invention
The technical problem to be solved in the present invention is relatively poor in order to overcome the disconnection self-stopping detection sensitivity of the prior art that disconnection self-stopping detects, the broken yarn discrimination is not high, thereby so that broken yarn does not stop the defective that rate is higher and can't confirm the position of broken yarn, provide a kind of discrimination that breaks high Intelligent linear array detection device and detection method thereof.
The present invention solves above-mentioned technical problem by following technical proposals:
The invention provides a kind of Intelligent linear array detection device, it comprises a yarn sley and a support, is characterized in that described Intelligent linear array detection device also comprises: a linear array images sensing device, a light source, an image acquisition and processing device and a controller for broken ends; Wherein said yarn sley, linear array images sensing device and light source are arranged on the described support, and described linear array images sensing device and described light source be arranged at respectively the both sides of described yarn sley, and described linear array images sensing device, image acquisition and processing device and controller for broken ends are electrically connected successively;
Quantity and diameter that wherein said image acquisition and processing device is used for receiving the view data of described linear array images sensing device transmission and calculates described yarn sley yarn, described controller for broken ends is based on the quantity of described yarn and the shutdown of diameter control warping machines.
Preferably, described linear array images sensing device is a linear charge-coupled array image sensor array and a camera lens that is positioned at same plane.
Preferably, described linear array images sensing device is a linear array contact-type image sensor array.
Preferably, described light source is visible light, infrared light or ultraviolet light.
Preferably, described light source is spot light, line source or area source.
The present invention also provides a kind of Intelligent linear array detection device, it comprises a yarn sley and a support, is characterized in that described Intelligent linear array detection device also comprises: a linear array images sensing device, a light source, an image acquisition and processing device and a controller for broken ends; Described yarn sley, line scan image sensor and light source are arranged on the described support, and wherein said yarn sley is arranged on below or the top of described linear array images sensing device and light source; The yarn of light in described yarn sley of wherein said light source emission reflexes to described linear array images sensing device, and described linear array images sensing device, image acquisition and processing device and controller for broken ends are electrically connected successively;
Quantity and diameter that wherein said image acquisition and processing device is used for receiving the view data of described linear array images sensing device transmission and calculates described yarn sley yarn, described controller for broken ends is based on the quantity of described yarn and the shutdown of diameter control warping machines.
Preferably, described linear array images sensing device is a linear charge-coupled array image sensor array and a camera lens that is positioned at same plane.
Preferably, described linear array images sensing device is a linear array contact-type image sensor array.
Preferably, described light source is visible light, infrared light or ultraviolet light.
Preferably, described light source is spot light, line source or area source.
The present invention provides again a kind of detection method of aforesaid Intelligent linear array detection device, is characterized in may further comprise the steps:
S
101, the linear array images sensing device gathers the view data of yarn in the described yarn sley, and sends this view data to the image collection treating apparatus;
S
102, described image collection treating apparatus calculates quantity and the diameter of yarn in the described yarn sley based on described view data;
S
103, whether described controller for broken ends is searched based on the quantity of described yarn and diameter control having broken string or heavy yarn to occur, if detect broken string or heavy yarn, returns step S
101, otherwise enter step S
104
S
104, described controller for broken ends control warping machines shuts down.
Positive progressive effect of the present invention is:
Provide a kind of disconnection self-stopping detection sensitivity high; the broken yarn discrimination is high; and Intelligent linear array detection device and the detection method thereof that can confirm the position of broken yarn; effectively reduce the generation of not shutting down the establishment fault that causes owing to broken yarn, reduced the product defect rate, thereby reduced production cost; in addition because the position of broken yarn is provided; thereby reduced the time that the workman seeks broken yarn, improved and sought the speed of broken yarn, thereby improved production efficiency.
Description of drawings
Fig. 1 is the structure chart of the first preferred embodiment of Intelligent linear array detection device of the present invention.
Fig. 2 is the electrical schematic diagram of Intelligent linear array detection device of the present invention.
Fig. 3 is the structure chart of the second preferred embodiment of Intelligent linear array detection device of the present invention.
Fig. 4 is the flow chart of the detection method of Intelligent linear array detection device of the present invention.
The specific embodiment
Provide preferred embodiment of the present invention below in conjunction with accompanying drawing, to describe technical scheme of the present invention in detail.
The first embodiment
Figure 1 shows that the structure chart of the Intelligent linear array detection device of present embodiment, wherein the Intelligent linear array detection device in the present embodiment comprises appliance stand 1, light source bracket 2, light source 3, yarn sley support 4, yarn sley 5 and linear array images sensing device 6, and wherein said linear array images sensing device 6 is electrically connected with image acquisition and processing device 10 and controller for broken ends 11 by image transmitting line 9.
Wherein this yarn sley 5 is arranged at the central authorities of appliance stand 1 by yarn sley support 4, and light source 3 is installed below this appliance stand 1, and the direction of this light source 3 is vertical with the yarn direct of travel.The top of this appliance stand 1 is provided with linear array images sensing device 6, and wherein the direction of this linear array images sensing device 6 is parallel with light source 3, and guarantees that preferably light source 3 and linear array images sensing device 6 are positioned at same plane.
Wherein said appliance stand 1 can be a specific support for fixing described light source 3, yarn sley 5 and linear array images sensing device 6, can utilize also that all parts consists of described support in the existing warping machines, such as the shell that utilizes warping machines etc.And described light source 3 can exchange in the position of described support 1 with line scan image sensor 6, and can reach same effect.
Quantity and diameter that this image acquisition and processing device 10 is used for receiving the view data of these linear array images sensing device 6 transmissions and calculates described yarn sley 5 yarns, described controller for broken ends 11 judges whether broken string or heavy yarn based on quantity and the diameter of yarn in the yarn sley 5, thereby control warping machines disconnection self-stopping, wherein for this image acquisition and processing device 10 and controller for broken ends 11, those skilled in the art can reach corresponding effect with circuit or the device of prior art.
Wherein this linear array images sensing device 6 forms with camera lens 7 by being positioned at conplane line array CCD (charge-coupled image sensor) imageing sensor 8, in addition, this linear array images sensing device 6 can also use linear CIS (contact-type image sensor) to replace described Linear Array CCD Image Sensor 8 and camera lens 7, thereby reaches the effect of same synthetic image.
In the present embodiment light source 3 employings is a white light line source in addition, wherein the length of this white light line source is more than or equal to the width of yarn through the yarn sheet that forms behind the yarn sley 5, and this line source 3 can use fluorescent tube, CCFL or power saving fluorescent lamps etc.In addition, any visible light source, infrared light supply or ultraviolet source etc. and any spot light, line source or area source can be applied among the present invention.
The operation principle of Intelligent linear array detection device is as follows described in should embodiment:
The yarn of warping machines distributes through slabbing after the yarn sley 5 on the yarn sley support 4, namely forms yarn sheet, and under the irradiation of light source 3, the plane of this yarn sheet is imaged on Linear Array CCD Image Sensor 8 through camera lens 7.Collect the image of distribution of yarn at this Linear Array CCD Image Sensor 8 after, the view data of this yarn sheet is sent to image acquisition and processing device 10 through data line 9 and carries out quantity and the diameter that yarn in the described yarn sheet was processed and calculated to image, can access current number of yarns and thickness of yarn through yarn sley 5, in case when having the situation of yarn disconnection or heavy yarn to occur, namely the result of the image operation of image acquisition and processing 10 is few yarns or the yarn image abnormity is arranged at this moment, then controller for broken ends 11 control warping machiness stop, in addition, this controller for broken ends 11 can also be by after image processing and the computing, calculate the concurrent out position information in position of broken yarn, thereby make things convenient for the workman to process faster broken yarn.
The electrical principle of Intelligent linear array detection device as shown in Figure 2 in addition, wherein when the result of the image operation of image acquisition and processing device 10 are few yarns or when the yarn image abnormity is arranged, when namely having yarn disconnection or heavy yarn situation to occur, normally-closed contact 12 in these controller for broken ends 11 control warping machines control loops disconnects, so that the loop open circuit of warping machines control 13, thereby warping machines is stopped.
The second embodiment
Figure 3 shows that the structure chart of the Intelligent linear array detection device of present embodiment, wherein the Intelligent linear array detection device in the present embodiment comprises appliance stand 1, light source bracket 2, light source 3, yarn sley support 4, yarn sley 5 and linear array images sensing device 6 equally, and this linear array images sensing device 6 is electrically connected with image acquisition and processing device 10 and controller for broken ends 11 by image transmitting line 9.
Wherein this yarn sley 5 places appliance stand 1 by yarn sley support 4, this light source 3 is located at the top of yarn sley 5 by light source bracket 2, this linear array images sensing device 6 also is located at the top of yarn sley 5 in addition, and this light source 3 and yarn travel plane, namely the position relationship of the surface of yarn sheet and linear array images sensing device 6 satisfies mirror-reflection.
And described light source 2 also can all be arranged at the below of described yarn sley 5 with linear array images sensing device 6, and satisfies equally the surface of yarn sheet and the position relationship of linear array images sensing device 6 satisfies mirror-reflection.
In addition described in the present embodiment in the Intelligent linear array detection device function of all parts with consist of with the first embodiment in Intelligent linear array detection device in all parts function and to consist of be identical, just do not giving unnecessary details herein.
The operation principle of Intelligent linear array detection device described in the present embodiment is as follows:
The yarn of warping machines distributes through slabbing after the yarn sley 5 on the yarn sley support 4, through forming yarn sheet and light source 3 after the surface reflection of the yarn sheet that is formed by the yarn through yarn sley 5, is imaged on Linear Array CCD Image Sensor through camera lens 7 again.Collect the image of distribution of yarn at this Linear Array CCD Image Sensor 8 after, the view data of this yarn sheet is sent to image acquisition and processing device 10 through data line 9 and carries out quantity and the diameter that yarn in the described yarn sheet was processed and calculated to image, can access current number of yarns and thickness of yarn through yarn sley 5, in case when having the situation of yarn disconnection or heavy yarn to occur, namely the result of the image operation of image acquisition and processing 10 is few yarns or the yarn image abnormity is arranged at this moment, then controller for broken ends 11 control warping machiness stop, in addition, this controller for broken ends 11 can also be by after image processing and the computing, calculate the concurrent out position information in position of broken yarn, thereby make things convenient for the workman to process faster broken yarn.
Figure 4 shows that the flow chart of detection method of the Intelligent linear array detection device of present embodiment, comprising step:
Although more than described the specific embodiment of the present invention, it will be understood by those of skill in the art that these only illustrate, protection scope of the present invention is limited by appended claims.Those skilled in the art can make various changes or modifications to these embodiments under the prerequisite that does not deviate from principle of the present invention and essence, but these changes and modification all fall into protection scope of the present invention.
Claims (11)
1. Intelligent linear array detection device, it comprises a yarn sley and a support, it is characterized in that, described Intelligent linear array detection device also comprises: a linear array images sensing device, a light source, an image acquisition and processing device and a controller for broken ends;
Wherein said yarn sley, linear array images sensing device and light source are arranged on the described support, and described linear array images sensing device and described light source be arranged at respectively the both sides of described yarn sley, and described linear array images sensing device, image acquisition and processing device and controller for broken ends are electrically connected successively;
Quantity and diameter that wherein said image acquisition and processing device is used for receiving the view data of described linear array images sensing device transmission and calculates described yarn sley yarn, described controller for broken ends is based on the quantity of described yarn and the shutdown of diameter control warping machines.
2. Intelligent linear array detection device as claimed in claim 1 is characterized in that, described linear array images sensing device is a linear charge-coupled array image sensor array and a camera lens that is positioned at same plane.
3. Intelligent linear array detection device as claimed in claim 1 is characterized in that, described linear array images sensing device is a linear array contact-type image sensor array.
4. such as each described Intelligent linear array detection device among the claim 1-3, it is characterized in that described light source is visible light, infrared light or ultraviolet light.
5. such as each described Intelligent linear array detection device among the claim 1-3, it is characterized in that described light source is spot light, line source or area source.
6. Intelligent linear array detection device, it comprises a yarn sley and a support, it is characterized in that, described Intelligent linear array detection device also comprises: a linear array images sensing device, a light source, an image acquisition and processing device and a controller for broken ends;
Described yarn sley, line scan image sensor and light source are arranged on the described support, and wherein said yarn sley is arranged on below or the top of described linear array images sensing device and light source;
The yarn of light in described yarn sley of wherein said light source emission reflexes to described linear array images sensing device, and described linear array images sensing device, image acquisition and processing device and controller for broken ends are electrically connected successively;
Quantity and diameter that wherein said image acquisition and processing device is used for receiving the view data of described linear array images sensing device transmission and calculates described yarn sley yarn, described controller for broken ends is based on the quantity of described yarn and the shutdown of diameter control warping machines.
7. Intelligent linear array detection device as claimed in claim 6 is characterized in that, described linear array images sensing device is a linear charge-coupled array image sensor array and a camera lens that is positioned at same plane.
8. Intelligent linear array detection device as claimed in claim 6 is characterized in that, described linear array images sensing device is a linear array contact-type image sensor array.
9. such as each described Intelligent linear array detection device among the claim 6-8, it is characterized in that described light source is visible light, infrared light or ultraviolet light.
10. such as each described Intelligent linear array detection device among the claim 6-8, it is characterized in that described light source is spot light, line source or area source.
11. the detection method such as claim 1 or 6 described Intelligent linear array detection devices is characterized in that, may further comprise the steps:
S
101, the linear array images sensing device gathers the view data of yarn in the described yarn sley, and sends this view data to the image collection treating apparatus;
S
102, described image collection treating apparatus calculates quantity and the diameter of yarn in the described yarn sley based on described view data;
S
103, whether described controller for broken ends is searched based on the quantity of described yarn and diameter control having broken string or heavy yarn to occur, if detect broken string or heavy yarn, returns step S
101, otherwise enter step S
104
S
104, described controller for broken ends control warping machines shuts down.
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| CN2011102618880A CN102978771A (en) | 2011-09-06 | 2011-09-06 | Linear array intelligent detection device and linear array intelligent detection method |
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| CN2011102618880A CN102978771A (en) | 2011-09-06 | 2011-09-06 | Linear array intelligent detection device and linear array intelligent detection method |
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Cited By (1)
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| CN106702562A (en) * | 2015-07-30 | 2017-05-24 | 常州驰网智能检测技术有限公司 | Yarn testing device |
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Application publication date: 20130320 |