CN104677260A - Online color-coated sheet film thickness detection system - Google Patents
Online color-coated sheet film thickness detection system Download PDFInfo
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- CN104677260A CN104677260A CN201310610605.8A CN201310610605A CN104677260A CN 104677260 A CN104677260 A CN 104677260A CN 201310610605 A CN201310610605 A CN 201310610605A CN 104677260 A CN104677260 A CN 104677260A
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- film thickness
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- coated sheet
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Abstract
The invention relates to color-coated sheet quality detection, and particularly relates to an online color-coated sheet quality detection system. The online color-coated sheet film thickness detection system comprises a rack, a sample supporting platform, two connection rods, and two groups of probes, wherein the rack is composed of two vertical columns and an upper cross beam and a lower cross beam between the two vertical columns; the sample supporting platform is located between the two vertical columns and a sample pressing plate is arranged on the sample supporting platform; the two connection rods are connected with the upper cross beam and the lower cross beam, and two ends can be connected onto the upper cross beam and the lower cross beam in a relative vertical or horizontal movement mode; distances of the two groups of probes are adjustable, each group is fixed on a support connected on the connection rod and arranged above or below the supporting platform; each probe comprises a measurement probe and an eddy current phase thickness measurer, the measurement probe is in charge of signal acquisition, the eddy current phase thickness measurer is in charge of signal processing and correction, the data are uploaded to a terminal computer in charge of data processing, and the terminal computer controls movement of the supporting platform and the probes via a PLC. The film thickness of the color-coated sheet can be reflected quickly, accurately and in real time.
Description
Technical field
The present invention relates to Coil Coating Products quality testing, particularly relate to color coated sheet coating quality on-line detection system.
Background technology
Coil Coating Products produces unit due to its continuous production, need reflection production process technology Parameters variation in time, need to monitor color coated sheet coating thickness, once find to depart from, make adjustment at once, to ensure that stable production process is controlled, thus reduce manufacturing cost, minimizing substandard products or waste product probability of happening, General Promotion product quality, seems very necessary to minimizing user objection rate, the increase performance of enterprises.
Color coated sheet coating thickness on-line checkingi can adopt infrared coating thickness on-line detecting system in theory, also can adopt laser thickness on-line detecting system.But investigation prove, these two kinds of on-line detecting systems are not owing to needing to set up too many working curve, need exactly local failure colored steel coating and seldom adopt by user.The test principle of infrared method is the quantitative detection carrying out infrared spectrum according to the characteristic element functional group of organic coating, and the organic coating that the different paint supply business of different colours provides, its infrared signature functional group is all different, if accurately will carry out coat thickness detection, then the coating of often kind of color of each paint supply business needs to set up testing curve respectively.For user, this means to need to set up at least 500 infrared detection working curves, and regularly need the examination and maintenance carrying out working curve, therefore infrared method quite bothers.The test principle of laser method is the aperture getting out the given shape of an about 0.5mm by controlling LASER Light Source in Coil Coating Products, then adopts measuring microscope to measure the domatic length of aperture by calculated with mathematical model coating thickness.The method is destructive test, destroys the integrality of coating, causes Coil Coating Products in use corrosion resistance decline, poor practicability.
Summary of the invention
The present invention is intended to address the aforementioned drawbacks, and provides a kind of colored steel coating film thickness on-line detecting system.The present invention can reflect the thickness of color coated sheet coating real-time, quickly and accurately.
For solving the problem, a kind of colored steel coating film thickness of the present invention on-line detecting system, it comprises:
A frame, it is made up of the lower and upper cross-member between two columns and two columns;
A sample support platform, it is between two columns; Which is provided with sample pressing plate;
The connecting rod of two connection lower and upper cross-members, their two ends can connect on entablature and sill respectively relatively up and down or movably;
The probe that two groups of spacing are adjustable, often organize all be fixed on one be connected on connecting rod, point be listed on the support of support platform upper and lower; Each probe comprises measuring sonde and eddy current phase thicknessmeter, measuring sonde is responsible for signals collecting, eddy current phase thicknessmeter is responsible for signal transacting, is calibrated and upload to the terminal computer of a responsible data processing, and terminal computer controls the motion of support platform and probe by a PLC.
Described colored steel coating film thickness on-line detecting system, described PLC controls probe up and down or move left and right by move horizontally drive motor and the vertical mobile drive motor be positioned on lower and upper cross-member.
Described colored steel coating film thickness on-line detecting system, it also comprises frame rotary drive motor, and it is positioned on a column of frame.
Described colored steel coating film thickness on-line detecting system, described in move horizontally drive motor, vertical mobile drive motor and frame rotary drive motor all with speed reduction unit.
The present invention can complete the detection of colored steel coating film thickness online, efficient and convenient, and result is accurate, without the need to destroying Coil Coating Products.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the present invention is further illustrated:
Fig. 1 is schematic diagram of the present invention.
Black and white line block diagram please be provided, PLC and terminal computer be combined, schematic diagram simultaneously.
Embodiment
Refer to Fig. 1, a kind of colored steel coating film thickness on-line detecting system, it comprises:
A frame 1, it is made up of the lower and upper cross-member between two columns and two columns;
A sample support platform 2, it is between two columns; Which is provided with sample pressing plate;
The connecting rod 3 of two connection lower and upper cross-members, their two ends can connect on entablature and sill respectively relatively up and down or movably;
The probe 4 that two groups of spacing are adjustable, often organize all be fixed on one be connected on connecting rod, point be listed on the support of support platform upper and lower; Each probe comprises measuring sonde and eddy current phase thicknessmeter, measuring sonde is responsible for signals collecting, eddy current phase thicknessmeter is responsible for signal transacting, is calibrated and upload to the terminal computer 5 of a responsible data processing, and terminal computer controls the motion of support platform and probe by a PLC6.
Described colored steel coating film thickness on-line detecting system, described PLC controls probe up and down or move left and right by move horizontally drive motor and the vertical mobile drive motor be positioned on lower and upper cross-member.
Described colored steel coating film thickness on-line detecting system, it also comprises frame rotary drive motor 7, and it is positioned on a column of frame.
Described colored steel coating film thickness on-line detecting system, described in move horizontally drive motor, vertical mobile drive motor and frame rotary drive motor all with speed reduction unit 8.
PLC control device is made up of PLC module, stepper motor driver, servo-driver, HMI, system bus etc.PLC module is core component, by PLC program, controls the concrete action of whole color coated sheet coating thickness on-line detecting system and duty.Stepper motor driver controls the electric machine rotation of 18 probes, and servo-driver control probe moves left and right device, probe moves up and down device (with revolution and the rotating speed of whole frame 90 degree of wheelworks.Servo-driver controls by PLC module, under PLC module unified instruction, sends drive singal to the driver of each motor, implements to control the rotation of each motor.The function of HMI is operation or display color coated sheet coating thickness on-line detecting system duty, and state of operation as manual/auto in system and display, detect data display, systematic parameter operation and display etc.System bus provides systematic unity signal mode and signal input and output point.PLC control device specific works process is as follows: PLC module accepts from the instruction of host computer PC and HMI instruction, and the program pre-set by PLC module, exports three road signals.1st road signal, control step motor driver and servo-driver, control each revolution by stepper motor driver and servo-driver.2nd road signal, is transferred to HMI display and storage by status signal and detection data.3rd road signal, by status signal and detect data upload to host computer PC.
Terminal computer has two large functions, one be PC to PLC transmitting system control signal, require that color coated sheet coating thickness on-line detecting system starts to detect, stop detection, system parameter setting etc.Two be PC 1 by RS232 hub, read color coated sheet coating thickness on-line checkingi data to probe detector, and data are processed, show, store and be uploaded to user.PC has 19 output subroutines, and subroutine 1-18 is that PC reads real-time detector data to No. 1-18 probe.Subroutine is that PC passes operational order and obtains PLC relevant operating conditions parameter under PLC device.Terminal computer device to DB blocks of data read-write flow process in PLC as shown in Figure 5.Idiographic flow is as follows: in terminal computer device and PLC, DB block connects, and terminal computer device is by the DB activation of block, and terminal computer device reads data from DB block or to DB block write data, terminal computer device is closed and is connected with DB block in PLC.
Claims (4)
1. a colored steel coating film thickness on-line detecting system, is characterized in that, it comprises:
A frame, it is made up of the lower and upper cross-member between two columns and two columns;
A sample support platform, it is between two columns; Which is provided with sample pressing plate;
The connecting rod of two connection lower and upper cross-members, their two ends can connect on entablature and sill respectively relatively up and down or movably;
The probe that two groups of spacing are adjustable, often organize all be fixed on one be connected on connecting rod, point be listed on the support of support platform upper and lower; Each probe comprises measuring sonde and eddy current phase thicknessmeter, measuring sonde is responsible for signals collecting, eddy current phase thicknessmeter is responsible for signal transacting, is calibrated and upload to the terminal computer of a responsible data processing, and terminal computer controls the motion of support platform and probe by a PLC.
2. colored steel coating film thickness on-line detecting system according to claim 1, is characterized in that, described PLC controls probe up and down or move left and right by move horizontally drive motor and the vertical mobile drive motor be positioned on lower and upper cross-member.
3. colored steel coating film thickness on-line detecting system according to claim 1, it is characterized in that, it also comprises frame rotary drive motor, and it is positioned on a column of frame.
4. the colored steel coating film thickness on-line detecting system according to Claims 2 or 3, is characterized in that, described in move horizontally drive motor, vertical mobile drive motor and frame rotary drive motor all with speed reduction unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310610605.8A CN104677260A (en) | 2013-11-27 | 2013-11-27 | Online color-coated sheet film thickness detection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310610605.8A CN104677260A (en) | 2013-11-27 | 2013-11-27 | Online color-coated sheet film thickness detection system |
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| CN104677260A true CN104677260A (en) | 2015-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310610605.8A Pending CN104677260A (en) | 2013-11-27 | 2013-11-27 | Online color-coated sheet film thickness detection system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107525474A (en) * | 2016-06-22 | 2017-12-29 | 上海宝钢工业技术服务有限公司 | The on-line detecting system of color coated sheet coating thickness |
| CN108088377A (en) * | 2016-11-22 | 2018-05-29 | 上海宝钢工业技术服务有限公司 | The control system of surface of steel plate film thickness on-line checking |
| CN110906897A (en) * | 2019-12-16 | 2020-03-24 | 唐山盈和瑞环保设备有限公司 | Online quality tester for anticorrosive coating of steel plate |
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| JPH09159438A (en) * | 1995-12-05 | 1997-06-20 | Yamabun Denki:Kk | Method for measuring thickness of sheet |
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| CN201094009Y (en) * | 2007-06-22 | 2008-07-30 | 北京化工大学 | Full-automatic reciprocating wide breadth X ray thin membrane thickness measuring instrument |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107525474A (en) * | 2016-06-22 | 2017-12-29 | 上海宝钢工业技术服务有限公司 | The on-line detecting system of color coated sheet coating thickness |
| CN108088377A (en) * | 2016-11-22 | 2018-05-29 | 上海宝钢工业技术服务有限公司 | The control system of surface of steel plate film thickness on-line checking |
| CN110906897A (en) * | 2019-12-16 | 2020-03-24 | 唐山盈和瑞环保设备有限公司 | Online quality tester for anticorrosive coating of steel plate |
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Application publication date: 20150603 |
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