CN112991272A - Traffic cable process quality on-line monitoring system - Google Patents
Traffic cable process quality on-line monitoring system Download PDFInfo
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- CN112991272A CN112991272A CN202110182684.1A CN202110182684A CN112991272A CN 112991272 A CN112991272 A CN 112991272A CN 202110182684 A CN202110182684 A CN 202110182684A CN 112991272 A CN112991272 A CN 112991272A
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 127
- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 claims abstract description 71
- 238000001125 extrusion Methods 0.000 claims description 41
- 238000009413 insulation Methods 0.000 claims description 33
- 238000004804 winding Methods 0.000 claims description 21
- 239000004020 conductor Substances 0.000 claims description 17
- 238000005491 wire drawing Methods 0.000 claims description 17
- 230000007547 defect Effects 0.000 claims description 12
- 238000007689 inspection Methods 0.000 claims description 10
- 238000004458 analytical method Methods 0.000 claims description 9
- 238000012545 processing Methods 0.000 claims description 9
- 238000004891 communication Methods 0.000 claims description 6
- 238000005507 spraying Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 4
- 238000012216 screening Methods 0.000 claims description 3
- 238000012549 training Methods 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 abstract description 9
- 238000000137 annealing Methods 0.000 description 3
- 238000007405 data analysis Methods 0.000 description 3
- 238000005096 rolling process Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229920000181 Ethylene propylene rubber Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
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- 229920002681 hypalon Polymers 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
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- 230000004048 modification Effects 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
- G06T7/0004—Industrial image inspection
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- G—PHYSICS
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- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/22—Matching criteria, e.g. proximity measures
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/0036—Details
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/20—Special algorithmic details
- G06T2207/20081—Training; Learning
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/30—Subject of image; Context of image processing
- G06T2207/30168—Image quality inspection
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Abstract
The invention discloses an online traffic cable process quality monitoring system, and belongs to the technical field of cable production. The system comprises a front-end monitoring subsystem, a checking and monitoring subsystem and a background service subsystem, wherein the front-end monitoring subsystem acquires monitoring data comprising production data and image data of each device, the checking and monitoring subsystem acquires electrical performance data, the background service subsystem receives the monitoring data and the electrical performance data, the image data and the electrical performance data are compared with reference parameters by using an image comparison and data comparison technology, a comparison result is given, and the process quality of the cable is monitored on line.
Description
Technical Field
The invention relates to the technical field of cable production, in particular to an online traffic cable process quality monitoring system.
Background
The power cable is used for transmitting and distributing electric energy, and is commonly used for urban underground power grids, power station leading-out lines, power supply inside industrial and mining enterprises and power transmission lines under river-crossing seawater. With the high-speed development of the rail transit industry in China, the subway and light rail transit modes are quite common, the demand of cables for rail transit is also increased continuously, the cables adopted in the transit system have high flame-retardant and fireproof performance, and the alternating current rated voltage of the cables is generally 500V, 750V, 1.5kV and 3kV, for example, 4 square DCEH/3-100 type 750V mineral oil and fuel oil copper core heat-resistant 100 ℃ ethylene propylene rubber mixture insulating chlorosulfonated polyethylene mixture sheathed cables.
The production process of the cable comprises wire drawing, stranding, insulation extrusion molding, coiling stranding, sheath extrusion molding and winding. In order to ensure the quality of the cable, the following measures are generally adopted, and an engineer is dispatched to monitor and manufacture the cable on a cable manufacturing and production site in the production process, however, each engineer usually can only monitor and manufacture the cable on a single process point, and the whole production process cannot be monitored in an all-round and whole process manner.
Disclosure of Invention
The invention aims to provide an on-line traffic cable process quality monitoring system aiming at the problems, which realizes on-line monitoring of the cable process quality by utilizing image comparison and data comparison technologies.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
an online traffic cable process quality monitoring system comprises the following contents:
the front-end monitoring subsystem is used for monitoring products produced by the cable production equipment and acquiring monitoring data comprising production data and image data of each equipment;
the front-end monitoring subsystem comprises a wire drawing monitoring terminal, a stranded wire monitoring terminal, an insulation extrusion molding monitoring terminal, a wire coiling cabling monitoring terminal, a sheath extrusion molding monitoring terminal and a winding monitoring terminal;
the wire drawing monitoring terminal is used for acquiring production data of the wire drawing device and image data of monofilaments produced by the wire drawing device; the production data of the drawing device includes the monofilament diameter;
the stranded wire monitoring terminal is used for acquiring production data of the stranded wire device and image data of a stranded conductor produced by the stranded wire device; the production data of the stranding device includes the outer diameter of the stranded conductor;
the insulation extrusion molding monitoring terminal is used for acquiring production data of the insulation extrusion molding device and image data of the insulation wire core produced by the insulation extrusion molding device; the production data of the insulation extrusion molding device comprise insulation eccentricity and insulation thickness;
the cable core monitoring system comprises a coiling and cabling monitoring terminal, a coiling and cabling monitoring terminal and a cable core monitoring terminal, wherein the coiling and cabling monitoring terminal is used for acquiring production data of a coiling device and image data of a cable core produced by the coiling and cabling monitoring terminal; the production data of the coiling device comprises cable core intercept;
the sheath extrusion molding monitoring terminal is used for acquiring production data of the sheath extrusion molding device and image data of a finished cable produced by the sheath extrusion molding device; the production data of the sheath extrusion molding device comprises sheath thickness and spraying code information;
the winding monitoring terminal is used for acquiring production data of the winding device and image data of a cable coil produced by the winding device; the winding device production data comprises a winding length;
the inspection monitoring subsystem is used for monitoring the electrical property detection of the finished cable and acquiring electrical property data; the electrical property data comprises insulation resistance, conductor resistance and voltage resistance/partial discharge data;
the background service subsystem is respectively in communication connection with the front-end monitoring subsystem and the inspection monitoring subsystem and comprises a receiving unit, an image comparison unit and an electrical performance comparison unit;
the receiving unit is used for receiving the monitoring data of the front-end monitoring unit and detecting the electrical performance data of the monitoring unit;
the image comparison unit is used for obtaining reference image data based on pre-training monitoring data, comparing the current monitoring image data with the reference image data, screening out image data of unqualified monofilaments, stranded conductors, insulated wire cores, cable cores and finished cables, and counting and analyzing the unqualified items;
the electrical performance comparison unit is used for comparing the electrical performance data of the cable with the production standard data of the cable to generate an electrical performance comparison report and listing out unqualified items.
As described above, the front-end monitoring subsystem acquires monitoring data including production data and image data of each device, the inspection monitoring subsystem acquires electrical performance data, the background service subsystem receives the monitoring data and the electrical performance data, the image comparison and data comparison technology is utilized to compare the image data and the electrical performance data with reference parameters, a comparison result is given, and the process quality of the cable is monitored on line.
As an option, the background service subsystem further comprises a matching and processing unit for analyzing and obtaining the production time of the wire drawing device, the wire stranding device, the insulation extrusion molding device, the coiling device and the sheath extrusion molding device which respectively correspond to the coiling length of the cable coil according to the monitoring data; modifying the spraying mark code information according to the production time of the sheath extrusion molding device so as to mark and number the cable coil; matching the image data of each device with the serial number of the cable roll according to the production time of each device; when the image data are unqualified in comparison, the serial number of the cable coil is obtained according to the time stamp matching analysis of the image data, and if the number of unqualified items exceeds a preset value, a warning for invalidation is generated; and when the electrical property data are unqualified in comparison, obtaining the image data of the unqualified item according to the cable roll number and the unqualified item matching analysis, then carrying out image processing analysis on the image data of the unqualified item to determine whether a corresponding defect exists, and if so, updating the standard image data. Therefore, the production data such as the rotating speed, the rolling length and the like are calculated, and then the data are corrected by combining with big data analysis, so that the matching association of the cable roll and each monitoring image data can be realized under a certain error range, so that each cable roll is labeled, the tracing of the cable roll is realized, and only a certain unqualified cable roll can be subjected to waste treatment; meanwhile, by combining the data with unqualified electrical performance and the defect characteristics presented by the data or the defect points found during later unsealing, the source tracing is performed to obtain image data, the defect characteristics are extracted, the reference image data is updated, and the image comparison accuracy is improved.
As an option, in the matching and processing unit, the image data of the unqualified item refers to unqualified image data of one or more than two of monofilament image data, stranded conductor image data, insulated wire core image data, cable core image data and finished cable image data.
Due to the adoption of the technical scheme, the invention has the following beneficial effects:
1. the front-end monitoring subsystem acquires monitoring data comprising production data and image data of each device, the inspection monitoring subsystem acquires electrical performance data, the background service subsystem receives the monitoring data and the electrical performance data, the image comparison and data comparison technology is utilized to compare the image data and the electrical performance data with reference parameters, a comparison result is given, and the process quality of the cable is monitored on line.
2. According to the method, production data such as the rotating speed and the rolling length are calculated, and then the production data are corrected by combining with big data analysis, so that the cable coil and each monitoring image data can be matched and associated under a certain error range, so that each cable coil is labeled, the source tracing of the cable coil is realized, and only a certain unqualified cable coil can be subjected to waste treatment; meanwhile, by combining the data with unqualified electrical performance and the defect characteristics presented by the data or the defect points found during later unsealing, the source tracing is performed to obtain image data, the defect characteristics are extracted, the reference image data is updated, and the image comparison accuracy is improved.
Drawings
FIG. 1 is a system block diagram of an example of the present invention.
Fig. 2 is a system block diagram of another example of the present invention.
Detailed Description
The following further describes the embodiments of the present invention with reference to the drawings.
As shown in fig. 1, the traffic cable process quality online monitoring system of the present embodiment includes the following components:
the front-end monitoring subsystem is used for monitoring products produced by the cable production equipment and acquiring monitoring data comprising production data and image data of each equipment;
the front-end monitoring subsystem comprises a wire drawing monitoring terminal, a stranded wire monitoring terminal, an insulation extrusion molding monitoring terminal, a wire coiling cabling monitoring terminal, a sheath extrusion molding monitoring terminal and a winding monitoring terminal;
the wire drawing monitoring terminal is used for acquiring production data of the wire drawing device and image data of monofilaments produced by the wire drawing device; the production data of the wire drawing device comprises a linear speed, an annealing coefficient, annealing voltage, annealing current and a monofilament diameter;
the stranded wire monitoring terminal is used for acquiring production data of the stranded wire device and image data of a stranded conductor produced by the stranded wire device; the production data of the stranding device comprises the linear speed and the outer diameter of the stranded conductor;
the insulation extrusion molding monitoring terminal is used for acquiring production data of the insulation extrusion molding device and image data of the insulation wire core produced by the insulation extrusion molding device; the production data of the insulation extrusion molding device comprises the temperature of a machine head, the linear speed, the insulation eccentricity and the insulation thickness of the machine head;
the cable core monitoring system comprises a coiling and cabling monitoring terminal, a coiling and cabling monitoring terminal and a cable core monitoring terminal, wherein the coiling and cabling monitoring terminal is used for acquiring production data of a coiling device and image data of a cable core produced by the coiling and cabling monitoring terminal; the production data of the coiling device comprises cable core intercept;
the sheath extrusion molding monitoring terminal is used for acquiring production data of the sheath extrusion molding device and image data of a finished cable produced by the sheath extrusion molding device; the production data of the sheath extrusion molding device comprises the rotating speed of a host machine, the traction rotating speed, the area temperature, the sheath thickness and the spraying code information;
the winding monitoring terminal is used for acquiring production data of the winding device and image data of a cable coil produced by the winding device; the winding device production data comprises a winding length;
the inspection monitoring subsystem is used for monitoring the electrical property detection of the finished cable and acquiring electrical property data; the electrical property data comprises insulation resistance, conductor resistance and voltage resistance/partial discharge data;
the background service subsystem is respectively in communication connection with the front-end monitoring subsystem and the inspection monitoring subsystem and comprises a receiving unit, an image comparison unit and an electrical performance comparison unit;
the receiving unit is used for receiving the monitoring data of the front-end monitoring unit and detecting the electrical performance data of the monitoring unit;
the image comparison unit is used for obtaining reference image data based on pre-training monitoring data, comparing the current monitoring image data with the reference image data, screening out image data of unqualified monofilaments, stranded conductors, insulated wire cores, cable cores and finished cables, and counting and analyzing the unqualified items;
the electrical performance comparison unit is used for comparing the electrical performance data of the cable with the production standard data of the cable to generate an electrical performance comparison report and listing out unqualified items.
As described above, the front-end monitoring subsystem acquires monitoring data including production data and image data of each device, the inspection monitoring subsystem acquires electrical performance data, the background service subsystem receives the monitoring data and the electrical performance data, the image comparison and data comparison technology is utilized to compare the image data and the electrical performance data with reference parameters, a comparison result is given, and the process quality of the cable is monitored on line.
As shown in fig. 2, as an option, in this example, the background service subsystem further includes a matching and processing unit, configured to analyze, according to the monitoring data, to obtain production times of the wire drawing device, the wire stranding device, the insulation extrusion molding device, the wire coiling device, and the sheath extrusion molding device, which respectively correspond to the winding length of the cable coil; modifying the spraying mark code information according to the production time of the sheath extrusion molding device so as to mark and number the cable coil; matching the image data of each device with the serial number of the cable roll according to the production time of each device; when the image data are unqualified in comparison, the serial number of the cable coil is obtained according to the time stamp matching analysis of the image data, and if the number of unqualified items exceeds a preset value, a warning for invalidation is generated; and when the electrical property data are unqualified in comparison, obtaining the image data of the unqualified item according to the cable roll number and the unqualified item matching analysis, then carrying out image processing analysis on the image data of the unqualified item to determine whether a corresponding defect exists, and if so, updating the standard image data. Therefore, the production data such as the rotating speed, the rolling length and the like are calculated, and then the data are corrected by combining with big data analysis, so that the matching association of the cable roll and each monitoring image data can be realized under a certain error range, so that each cable roll is labeled, the tracing of the cable roll is realized, and only a certain unqualified cable roll can be subjected to waste treatment; meanwhile, by combining the data with unqualified electrical performance and the defect characteristics presented by the data or the defect points found during later unsealing, the source tracing is performed to obtain image data, the defect characteristics are extracted, the reference image data is updated, and the image comparison accuracy is improved.
As an option, in the matching and processing unit, the image data of the unqualified item refers to unqualified image data of one or more than two of monofilament image data, stranded conductor image data, insulated wire core image data, cable core image data and finished cable image data.
It should be noted that the hardware devices of the front-end monitoring subsystem, the inspection monitoring subsystem and the background service subsystem can all adopt the existing technology, and the existing devices suitable for configuration can be selected and matched as required; such as camera shooting and transmission technology; for example, the cable electrical property detection technology comprises an insulation resistance tester, a conductor resistance tester, a voltage-resistant/partial discharge device and the like, and the insulation resistance tester, the conductor resistance tester and the voltage-resistant/partial discharge device are respectively connected to a microcontroller of the cable through a wireless network module; for example, the wireless network module can be a 4G module, a 5G module or a WIFI module and other wireless communication technologies; the background service subsystem can adopt a server to be in communication connection with the communication equipment.
The foregoing description is directed to the details of preferred and exemplary embodiments of the invention, and not to the limitations defined thereby, which are intended to cover all modifications and equivalents of the invention as may come within the spirit and scope of the invention.
Claims (3)
1. The traffic cable process quality on-line monitoring system is characterized by comprising the following contents:
the front-end monitoring subsystem is used for monitoring products produced by the cable production equipment and acquiring monitoring data comprising production data and image data of each equipment;
the front-end monitoring subsystem comprises a wire drawing monitoring terminal, a stranded wire monitoring terminal, an insulation extrusion molding monitoring terminal, a wire coiling cabling monitoring terminal, a sheath extrusion molding monitoring terminal and a winding monitoring terminal;
the wire drawing monitoring terminal is used for acquiring production data of the wire drawing device and image data of monofilaments produced by the wire drawing device; the production data of the drawing device includes the monofilament diameter;
the stranded wire monitoring terminal is used for acquiring production data of the stranded wire device and image data of a stranded conductor produced by the stranded wire device; the production data of the stranding device includes the outer diameter of the stranded conductor;
the insulation extrusion molding monitoring terminal is used for acquiring production data of the insulation extrusion molding device and image data of the insulation wire core produced by the insulation extrusion molding device; the production data of the insulation extrusion molding device comprise insulation eccentricity and insulation thickness;
the cable core monitoring system comprises a coiling and cabling monitoring terminal, a coiling and cabling monitoring terminal and a cable core monitoring terminal, wherein the coiling and cabling monitoring terminal is used for acquiring production data of a coiling device and image data of a cable core produced by the coiling and cabling monitoring terminal; the production data of the coiling device comprises cable core intercept;
the sheath extrusion molding monitoring terminal is used for acquiring production data of the sheath extrusion molding device and image data of a finished cable produced by the sheath extrusion molding device; the production data of the sheath extrusion molding device comprises sheath thickness and spraying code information;
the winding monitoring terminal is used for acquiring production data of the winding device and image data of a cable coil produced by the winding device; the winding device production data comprises a winding length;
the inspection monitoring subsystem is used for monitoring the electrical property detection of the finished cable and acquiring electrical property data; the electrical property data comprises insulation resistance, conductor resistance and voltage resistance/partial discharge data;
the background service subsystem is respectively in communication connection with the front-end monitoring subsystem and the inspection monitoring subsystem and comprises a receiving unit, an image comparison unit and an electrical performance comparison unit;
the receiving unit is used for receiving the monitoring data of the front-end monitoring unit and detecting the electrical performance data of the monitoring unit;
the image comparison unit is used for obtaining reference image data based on pre-training monitoring data, comparing the current monitoring image data with the reference image data, screening out image data of unqualified monofilaments, stranded conductors, insulated wire cores, cable cores and finished cables, and counting and analyzing the unqualified items;
the electrical performance comparison unit is used for comparing the electrical performance data of the cable with the production standard data of the cable to generate an electrical performance comparison report and listing out unqualified items.
2. The traffic cable process quality on-line monitoring system according to claim 1, wherein: the background service subsystem further comprises a matching and processing unit which is used for analyzing and obtaining the production time of the wire drawing device, the wire twisting device, the insulation extrusion molding device, the wire coiling device and the sheath extrusion molding device which respectively correspond to the winding length of the cable coil according to the monitoring data; modifying the spraying mark code information according to the production time of the sheath extrusion molding device so as to mark and number the cable coil; matching the image data of each device with the serial number of the cable roll according to the production time of each device; when the image data are unqualified in comparison, the serial number of the cable coil is obtained according to the time stamp matching analysis of the image data, and if the number of unqualified items exceeds a preset value, a warning for invalidation is generated; and when the electrical property data are unqualified in comparison, obtaining the image data of the unqualified item according to the cable roll number and the unqualified item matching analysis, then carrying out image processing analysis on the image data of the unqualified item to determine whether a corresponding defect exists, and if so, updating the standard image data.
3. The traffic cable process quality on-line monitoring system according to claim 2, wherein: in the matching and processing unit, the image data of the unqualified items refers to unqualified image data of one or more than two of monofilament image data, stranded conductor image data, insulated wire core image data, cable core image data and finished cable image data.
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| CN202110182684.1A CN112991272A (en) | 2021-02-08 | 2021-02-08 | Traffic cable process quality on-line monitoring system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113707387A (en) * | 2021-07-22 | 2021-11-26 | 浙江亿宁电缆科技股份有限公司 | Cable real-time monitoring device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105334827A (en) * | 2015-11-18 | 2016-02-17 | 张发平 | Equipment supervision manufacture and quality real-time control system |
| CN111649778A (en) * | 2020-05-26 | 2020-09-11 | 国网上海市电力公司 | Quality monitoring system for power cable production and manufacturing |
| CN112305148A (en) * | 2020-11-30 | 2021-02-02 | 广西顺业线缆有限公司 | Cable quality detection system for urban rail |
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- 2021-02-08 CN CN202110182684.1A patent/CN112991272A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105334827A (en) * | 2015-11-18 | 2016-02-17 | 张发平 | Equipment supervision manufacture and quality real-time control system |
| CN111649778A (en) * | 2020-05-26 | 2020-09-11 | 国网上海市电力公司 | Quality monitoring system for power cable production and manufacturing |
| CN112305148A (en) * | 2020-11-30 | 2021-02-02 | 广西顺业线缆有限公司 | Cable quality detection system for urban rail |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113707387A (en) * | 2021-07-22 | 2021-11-26 | 浙江亿宁电缆科技股份有限公司 | Cable real-time monitoring device |
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Application publication date: 20210618 |