CN110596136B - Detect steel wire surface coating colour change device - Google Patents

Detect steel wire surface coating colour change device Download PDF

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Publication number
CN110596136B
CN110596136B CN201910914585.0A CN201910914585A CN110596136B CN 110596136 B CN110596136 B CN 110596136B CN 201910914585 A CN201910914585 A CN 201910914585A CN 110596136 B CN110596136 B CN 110596136B
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steel wire
light source
led light
display screen
color
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CN110596136A (en
Inventor
李学鑫
成建华
李正前
吕小刚
华欣
刘湘慧
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Jiangsu Xingda Steel Tyre Cord Co Ltd
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Jiangsu Xingda Steel Tyre Cord Co Ltd
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    • GPHYSICS
    • G01MEASURING; TESTING
    • G01JMEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/46Measurement of colour; Colour measuring devices, e.g. colorimeters
    • G01J3/50Measurement of colour; Colour measuring devices, e.g. colorimeters using electric radiation detectors
    • G01J3/504Goniometric colour measurements, for example measurements of metallic or flake based paints
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/88Investigating the presence of flaws or contamination
    • G01N21/89Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G01N21/8901Optical details; Scanning details
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/88Investigating the presence of flaws or contamination
    • G01N21/89Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G01N21/8914Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the material examined
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/88Investigating the presence of flaws or contamination
    • G01N21/89Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G01N21/8901Optical details; Scanning details
    • G01N2021/8908Strip illuminator, e.g. light tube
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/84Systems specially adapted for particular applications
    • G01N21/88Investigating the presence of flaws or contamination
    • G01N21/89Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles
    • G01N21/8914Investigating the presence of flaws or contamination in moving material, e.g. running paper or textiles characterised by the material examined
    • G01N2021/8918Metal

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Textile Engineering (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Spectrometry And Color Measurement (AREA)

Abstract

The invention provides a device for detecting color change of a steel wire surface coating, which comprises a box body, a tested steel wire, a measuring channel, an automatic stopping device, an alarm, a color sensor, an electronic display screen, an LED light source, a power supply interface and a controller, wherein the measuring channel penetrates through the box body, the tested steel wire penetrates through the measuring channel, the measuring channel is provided with the LED light source, the tested steel wire penetrates through the LED light source, the LED light source is electrically connected with the power supply or the power supply interface, the LED light source is electrically connected with the color sensor, the color sensor is in data connection with the controller, and the automatic stopping device is electrically connected with the controller.

Description

Detect steel wire surface coating colour change device
Technical Field
The invention relates to the field of steel wires and steel wire rope monitoring devices, in particular to a device for detecting the color change of a coating on the surface of a steel wire.
Background
The steel wire is one of metal products, and the surface of the steel wire is static or exposed in the air and is easily oxidized by H 2 O, CO 2 and the like in the air, so most of metal products usually need to be subjected to coating treatment in the processing and manufacturing process, but in the coating process, the defects of uneven coating or uneven coating on the surface of the steel wire can be generated due to factors such as equipment, coating solution quality, artificial factors and the like, the coating quality is one of main factors influencing the product quality, and the prevention of uneven coating is necessary for ensuring the product quality of the steel wire. Whether the plating layer is uniformly detected or not is only identified by naked eyes, and the prior art has the defects that: 1. the production line has no device for detecting the color of the coated steel wire, and can only be used for naked eye identification by operators; 2. because the steel wire production line is longer and the machine tools are more, operators cannot watch the color change of the steel wire plating layer by keeping a stare at one machine tool all the time; 3. because of limited visual recognition capability and fatigue degree, some color defects cannot be recognized; 4. the steel wire has higher speed in the running process, and only one steel wire can be observed in the high-speed rotation running process; the Chinese patent discloses a product quality detection device based on a color sensor of CN203365312U, which comprises a singlechip, a color sensor, a display module and a light source module, wherein the light source module is connected with the color sensor. The light source module consists of 4 white LED diodes, and the singlechip is also connected with a buzzing alarm. The structure is complex, the quality of the steel wire product can not be ensured by only detecting the single-sided steel wire, and the labor intensity is high. The Chinese patent also discloses an automatic detection method for the CN00114421 product image; is realized by using computer technology and image processing technology. The device such as illumination system, color CCD camera and true color image collecting card is used to automatically detect the product image by defect detection algorithm and color classification algorithm. In the detection, the color classification adopts a minimum distance method and a neural network method, and the mean value and the variance are replaced by the relative mean value and the variance; the minimum distance method adopts a dynamic sample center; the defect detection adopts a local variance image segmentation method to replace the traditional edge operator detection method, and adopts dynamic threshold segmentation. The whole process monitoring on the production site is not possible.
Disclosure of Invention
The invention aims to solve the defects in the prior art, and provides a device for detecting the color change of a steel wire surface coating.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the utility model provides a detect steel wire surface coating colour change device, includes box, measured steel wire, measurement channel, automatic platform stopping device, alarm, color sensor, electronic display screen, LED light source, power source interface, and controller, measurement channel runs through the box, the measured steel wire passes measurement channel, be provided with the LED light source on the measurement channel, the measured steel wire passes from the LED light source, the LED light source is connected with power or power source interface electricity, the LED light source is connected with color sensor electricity, color sensor is connected with controller data, automatic platform stopping device is connected with the controller electricity, alarm and controller electricity are connected, the controller is connected with electronic display screen data, when the measured steel wire passes through from the detection channel, carries out 360 no dead angles to the steel wire through the LED light source, and the LED light source can reflect the light of one colour, and the light of reflection strikes on three sets of color sensor LR-W, produces R, G, B output voltage, and three sets of color sensor LR-W carry out A/D conversion with the data that will measure, and finally set for the singlechip carries out the conversion of three sets of color sensor, and carries out the digital measurement value to the singlechip, and carries out the setting for the value and carries out the digital display of the color value and sets up the value and the alarm strength value and the digital display of the color value and the counter, the alarm strength is compared and the singlechip is used for setting up the value and the colour value and is used for the alarm strength and the alarm value is compared and the alarm value.
As optimization, the LED light source is an arc light source lamp, the LED light source is an aperture surrounded by white LED diodes, the number of the white LED diodes of the LED light source is 3-6, and the LED light source is used for performing full-angle irradiation on the tested steel wire.
As optimization, the color sensors are uniformly arranged on the periphery of the LED light source, the color sensors are fixedly arranged on the measuring channel, the color sensors comprise three groups of color sensors, the number of the color sensors is three or six, and the color sensors adopt LR-W series sensors.
As an optimization, the electronic display screen is arranged on the box body, is used for receiving information and displaying the information on the display screen in a mode of characters, figures and symbols, and adopts a CCFL backlight liquid crystal display.
As optimization, the power supply is electrically connected with the controller and is used for supplying power, the power supply can use a battery No. five or a battery No. seven, the power supply interface is electrically connected with the controller, the power supply interface is connected with an external power supply, the whole device is powered by adopting a battery No. 5 or a battery No. 7 or is charged from a power supply charging port, the power supply mode comprises a battery power supply mode and an external charging mode, the power supply can adopt a battery No. 5 or a battery No. 7 to supply power to the whole device, the power supply interface can be powered by the whole device from the external charging mode, and the power supply interface are all electrically connected with a control device, namely a singlechip.
As optimization, the controller comprises a single chip microcomputer, the single chip microcomputer adopts an STCC single chip microcomputer, a color intensity threshold value is arranged in the single chip microcomputer, the single chip microcomputer is used for judging whether a steel wire meets the standard according to the color intensity of a steel wire coating, the single chip microcomputer is in data connection with an automatic stopping device, an alarm and a color sensor, the automatic stopping device is used for suspending a machine for conveying the tested steel wire, and the alarm is an automatic sound alarm.
As optimization, still include electronic display screen definition adjusting device, electronic display screen definition adjusting device is connected with the electronic display screen electricity, electronic display screen definition adjusting device is used for regulating and controlling display screen pixel size.
The electronic display screen is characterized by further comprising a dust removing port, wherein the dust removing port is arranged on the other side plate of the box body, which is opposite to the electronic display screen, and the dust removing port is a honeycomb hole.
As optimization, the device also comprises a measuring channel size adjusting device, wherein the measuring channel size adjusting device is in control connection with the measuring channel, the measuring channel size adjusting device is used for controlling and adjusting the size of the measuring channel, and the measuring channel size adjusting device is electrically connected with the controller.
Compared with the prior art, the invention has the beneficial effects that: the invention realizes the omnibearing dead angle-free color measurement of the steel wire coating by the detection device consisting of the color sensor, the electronic display screen and the LED light source 10 and the control device consisting of the automatic stopping device, the alarm and the singlechip, pauses the transmission of unqualified steel wires under the comparison of the threshold value of the singlechip, can automatically detect whether the color and the coating are uniform, has simple steps and easy operation, and can quickly position the defect position.
Drawings
Fig. 1 is a schematic structural view of a device for detecting the color change of a coating on the surface of a steel wire according to the present invention.
Description of the reference numerals: 1-box, 2-measured steel wire, 3-measuring channel, 4-automatic stop device, 5-alarm, 6-color sensor, 7-electronic display screen, 8-electronic display screen definition adjusting device, 9-dust removal mouth, 10-LED light source, 11-power, 12-power interface, 13-measuring channel size adjusting device, 14-controller.
Detailed Description
For a further understanding of the objects, construction, features, and functions of the invention, reference should be made to the following detailed description of the preferred embodiments.
As shown in figure 1, the device for detecting the color change of the surface coating of the steel wire comprises a box body 1, a steel wire to be detected 2, a measuring channel 3, an automatic stopping device 4, an alarm 5, a color sensor 6, an electronic display screen 7, an LED light source 10, a power supply 11, a power supply interface 12 and a controller 14, wherein the measuring channel 3 penetrates through the box body 1, the steel wire to be detected 2 penetrates through the measuring channel 3, the LED light source 10 is arranged on the measuring channel 3, the steel wire to be detected 2 penetrates through the LED light source 10, the LED light source 10 is electrically connected with the power supply 11 or the power supply interface 12, the LED light source 10 is electrically connected with the color sensor 6, the color sensor 6 is in data connection with the controller 14, the automatic stopping device 4 is electrically connected with the controller 14, the alarm 5 is electrically connected with the controller 14, the controller 14 is in data connection with the electronic display screen 7, and when the steel wire to be detected penetrates through the detecting channel, after the steel wire is irradiated by the LED light source for 360 degrees without dead angles, the LED light source reflects light of one color, the reflected light impinges on three groups of color sensors LR-W to generate R, G, B output voltage, the three groups of color sensors LR-W perform A/D conversion on measured data and convert the data into digital quantity, finally the three groups of converted digital quantity are sent into a singlechip for processing to obtain the color intensity value of the measured steel wire, the singlechip is internally provided with a set threshold value number of coating colors for comparison, the singlechip compares the measured and calculated color intensity value with the intensity value of the set color, the measured steel wire three primary color intensity value is displayed by utilizing a CCFL backlight liquid crystal display of an electronic display screen, the intensity value exceeds the intensity value of the set color, the alarm starts to work and gives an alarm, and the automatic stopping device is linked to force the machine tool to stop.
As shown in fig. 1, the LED light source 10 is a circular arc light source lamp, the LED light source is a diaphragm surrounded by white LED diodes, the number of the white LED diodes of the LED light source is 3-6, and the LED light source 10 is used for performing full-angle irradiation on the measured steel wire 2.
As shown in fig. 1, the color sensors 6 are uniformly arranged on the periphery of the LED light source 10, the color sensors 6 are fixedly arranged on the measurement channel 3, the color sensors 6 comprise three groups of color sensors, the number of the color sensors 6 is three or six, and the color sensors 6 adopt LR-W series sensors.
As shown in fig. 1, an electronic display 7 is provided on the case 1, the electronic display 7 is configured to receive information and display the information on the display in the form of text, graphics, and symbols, and the electronic display 7 employs a CCFL backlight liquid crystal display.
As shown in fig. 1, the power supply 11 is electrically connected with the controller 14 for supplying power, the power supply 11 can use a battery No. five or a battery No. seven, the power supply interface 12 is electrically connected with the controller 14, the power supply interface 12 is connected with an external power supply, the whole device is powered by a battery No. 5 or a battery No. 7 or is charged from a power supply charging port, the power supply mode comprises two modes of battery power supply and external charging, the power supply can use a battery No. 5 or a battery No. 7 for supplying power to the whole device, the power supply interface can supply power to the whole device from the external charging, and the power supply interface are all electrically connected with the control device, namely the singlechip.
As shown in fig. 1, the controller 14 includes a single-chip microcomputer, the single-chip microcomputer adopts an STC89C52 single-chip microcomputer, a color intensity threshold is provided in the single-chip microcomputer, the single-chip microcomputer is used for judging whether the steel wire reaches the standard according to the color intensity of the steel wire coating, the single-chip microcomputer is in data connection with an automatic stopping device 4, an alarm 5 and a color sensor 6, the automatic stopping device 4 is used for suspending a machine for conveying the tested steel wire 2, and the alarm 5 is an automatic sound alarm.
As shown in fig. 1, the display device further comprises an electronic display screen definition adjusting device 8, the electronic display screen definition adjusting device 8 is electrically connected with the electronic display screen 7, and the electronic display screen definition adjusting device 8 is used for adjusting and controlling the pixel size of the display screen.
As shown in fig. 1, the electronic display screen also comprises a dust removing opening 9, the dust removing opening 9 is arranged on the other side plate of the box body 1, which is opposite to the electronic display screen 7, and the dust removing opening 9 is a honeycomb hole.
As shown in fig. 1, the device further comprises a measuring channel size adjusting device 13, the measuring channel size adjusting device 13 is in control connection with the measuring channel 3, the measuring channel size adjusting device 13 is used for controlling and adjusting the size of the measuring channel 3, and the measuring channel size adjusting device 13 is electrically connected with the controller 14.
The invention realizes the omnibearing dead angle-free color measurement of the steel wire coating by the detection device consisting of the color sensor, the electronic display screen and the LED light source 10 and the control device consisting of the automatic stopping device, the alarm and the singlechip, pauses the transmission of unqualified steel wires under the comparison of the threshold value of the singlechip, can automatically detect whether the color and the coating are uniform, has simple steps and easy operation, and can quickly position the defect position.
The invention has been described with respect to the above-described embodiments, however, the above-described embodiments are merely examples of practicing the invention. It should be noted that the disclosed embodiments do not limit the scope of the invention. On the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.

Claims (6)

1. Detect steel wire surface coating colour change device, its characterized in that: the automatic detection device comprises a box body (1), a detected steel wire (2), a measurement channel (3), an automatic stopping device (4), an alarm (5), a color sensor (6), an electronic display screen (7), an LED light source (10), a power supply (11), a power supply interface (12) and a controller (14), wherein the measurement channel (3) penetrates through the box body (1), the detected steel wire (2) penetrates through the measurement channel (3), the LED light source (10) is arranged on the measurement channel (3), the detected steel wire (2) penetrates through the LED light source (10), the LED light source (10) is electrically connected with the power supply (11) or the power supply interface (12), the LED light source (10) is electrically connected with the color sensor (6), the color sensor (6) is in data connection with the controller (14), the automatic stopping device (4) is electrically connected with the controller (14), the alarm (5) is electrically connected with the controller (14), and the controller (14) is in data connection with the electronic display screen (7). The color sensors (6) are uniformly arranged on the periphery of the LED light source (10), the color sensors (6) are fixedly arranged on the measuring channel (3), the color sensors (6) comprise three groups of color sensors, the number of the color sensors (6) is three or six, and the color sensors (6) adopt LR-W series sensors; the measuring device is characterized by further comprising a measuring channel size adjusting device (13), wherein the measuring channel size adjusting device (13) is in control connection with the measuring channel (3), the measuring channel size adjusting device (13) is used for controlling and adjusting the size of the measuring channel (3), and the measuring channel size adjusting device (13) is electrically connected with the controller (14); the LED light source (10) is an arc-shaped light source lamp, the LED light source is an aperture formed by surrounding white LED diodes, the number of the white LED diodes of the LED light source is 3-6, and the LED light source (10) is used for performing full-angle irradiation on the tested steel wire (2).
2. A device for detecting color change of a coating on a surface of a steel wire as set forth in claim 1, wherein: the electronic display screen (7) is arranged on the box body (1), the electronic display screen (7) is used for receiving information and displaying the information on the display screen in a mode of characters, figures and symbols, and the electronic display screen (7) adopts a CCFL backlight liquid crystal display.
3. A device for detecting color change of a coating on a surface of a steel wire as set forth in claim 1, wherein: the power supply (11) is electrically connected with the controller (14) and is used for supplying power, the power supply (11) uses a battery of No. five or No. seven, the power supply interface (12) is electrically connected with the controller (14), and the power supply interface (12) is connected with an external power supply.
4. A device for detecting color change of a coating on a surface of a steel wire as set forth in claim 1, wherein: the controller (14) comprises a single chip microcomputer, the single chip microcomputer adopts an STC89C52 single chip microcomputer, a color intensity threshold value is arranged in the single chip microcomputer, the single chip microcomputer is used for judging whether a steel wire meets the standard according to the color intensity of a steel wire coating, the single chip microcomputer is in data connection with an automatic stopping device (4), an alarm (5) and a color sensor (6), the automatic stopping device (4) is used for suspending a machine for conveying a tested steel wire (2), and the alarm (5) is an automatic sound alarm.
5. A device for detecting color change of a coating on a surface of a steel wire as set forth in claim 1, wherein: the electronic display screen definition adjusting device (8) is electrically connected with the electronic display screen (7), and the electronic display screen definition adjusting device (8) is used for adjusting and controlling the pixel size of the display screen.
6. A device for detecting color change of a coating on a surface of a steel wire as set forth in claim 1, wherein: the electronic display screen also comprises a dust removal port (9), wherein the dust removal port (9) is arranged on the other side plate, opposite to the electronic display screen (7), of the box body (1), and the dust removal port (9) is a honeycomb hole.
CN201910914585.0A 2019-09-26 2019-09-26 Detect steel wire surface coating colour change device Active CN110596136B (en)

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