CN107764894A - Steel pipe magnetic powder inspection image-forming detecting system and method - Google Patents
Steel pipe magnetic powder inspection image-forming detecting system and method Download PDFInfo
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- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
- G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
- G01N27/83—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields
- G01N27/84—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws by investigating stray magnetic fields by applying magnetic powder or magnetic ink
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Abstract
The present invention relates to a kind of steel pipe magnetic powder inspection image-forming detecting system and method, the system includes magnaflux, magnetic powder inspection imaging device and operational control device, wherein, magnaflux is the equipment for rotating steel pipe and magnetic flaw detection ink spray being carried out to steel pipe, and it is made up of defectoscope mechanical movement facilities, magnetic sprinkling equipment and flaw detection machine controller；Magnetic powder inspection imaging device is the equipment that fluorescence imaging detection is carried out to steel pipe, and it is made up of image camera, ultraviolet source, imaging controller and operational control device；Operational control device is the operation terminal of steel pipe magnetic powder inspection image-forming detecting system, and it is connected with flaw detection machine controller and imaging controller communication.The linkage of fluoroscopic imaging systems and steel tube flaw detection machine can be effectively realized using the technology of the present invention, magnetic powder inspection and the operation of image checking are carried out to steel pipe automatically, there is reliable, easy to operate, saving manpower, improves the effect of efficiency and production safety.
Description
Technical field
The present invention relates to the technology of magnetic powder inspection automatic detection, refers in particular to a kind of steel pipe magnetic powder inspection image checking system
System and method.
Background technology
It is one of important quality inspection process using magnetic fluorescent penetrating inspection during steel pipe's production.Traditional magnetic is glimmering
Light flaw detection is to use the artificial method of inspection, is tested position to steel pipe in darkroom and applies magnetic field, then sprays magnetic flaw detection ink, if
Test block has surface or superficial planar defect, will produce leakage field in corresponding site, glimmering so as to excite the magnetic at the position to send
Light, know finally by visually observing for operating personnel.
Following defect be present in the above-mentioned method for going out defect by artificial detection：Labor intensity of operating staff is very big；Operating personnel
Keep absorbed for a long time in dark surrounds, spirit is easily tired with human eye, and test effect is deteriorated；There is no science in checkout procedure
View data retain achieve, be unfavorable for quality analysis afterwards and confirmation of responsibility.
Therefore, execute-in-place it is expected to put using image information makeup always with administrative staff, the magnetic powder inspection of science is obtained
View data.Because the magnetic powder inspection of the workpiece such as steel pipe is desultory process discrete in the whole production process of steel pipe, magnetic
Powder flaw detection imaging detection device needs to match completely with the information flow of steel pipe's production process that effective flaw detection could be carried out, only
Have in the case where steel pipe ready signal triggers, carry out magnetic fluorescent penetrating inspection image checking and be only effective detection, steel pipe transmission
In way or wait to expect and wait state, be all invalid detection, now examine the information flow of steel pipe's production can be disorderly suitable to producing
Row has harmful effect.Current image checking is detected in the method manually controlled, labor intensity of operating staff
It is very big, operational error is also easily caused when energy is not concentrated.
Chinese patent CN200410043753.7 discloses the adaptive adjustment light intensity in a kind of machine vision measuring system,
This is a kind of independent magnetic powder inspection image-forming detecting system, is completely independent with defect-detecting equipment, it is impossible to realize efficient coordinated operation
And optimum Working.
The content of the invention
A kind of the problem of the invention aims to overcome prior art to exist, there is provided steel pipe magnetic powder inspection image checking
System, this detecting system can carry out matching linkage with the magnetic particle inspection apparatus during steel pipe's production, realize safe and efficient
Magnetic powder inspection image checking.
The purpose of the present invention is achieved through the following technical solutions：
A kind of steel pipe magnetic powder inspection image-forming detecting system, it is included：
Magnaflux, it is made up of defectoscope mechanical movement facilities, magnetic sprinkling equipment and flaw detection machine controller, wherein visiting
Hinder the action of machine controller control defectoscope mechanical movement facilities, magnetic sprinkling equipment and steel pipe, and magnetic flaw detection ink is carried out to steel pipe
Spray；
Magnetic powder inspection imaging device, it is the equipment that fluorescence imaging detection is carried out to steel pipe, it is by image camera, ultraviolet light
Source, imaging controller and operational control device composition, wherein：The camera lens of the image camera is against the steel pipe；The ultraviolet light
Source is the lighting source of the image camera；The imaging controller is to control image camera and the control of ultraviolet source action
Device；
Operational control device, it is the operation terminal of described steel pipe magnetic powder inspection image-forming detecting system, itself and the defectoscope
Controller and imaging controller communication connection.
The image camera is a kind of ISO fluorescence imaging camera.
The ultraviolet source uses high-power purple outer light source, itself or continue light source, or light-pulse generator.
The imaging controller is a kind of I/O movement controllers, is consistent the action of camera and ultraviolet source.
The operational control device is a kind of industrial computer system, includes operating system and remote controllers.
It is a further object of the present invention to provide a kind of steel pipe magnetic of the steel pipe magnetic powder inspection image-forming detecting system described in use
Powder flaw detection imaging detection method, it is characterised in that comprise the steps of：
S1, it is manipulated by the operating position of device adjustment magnaflux and steel pipe；
S2, the initialization of the image camera, ultraviolet source that are manipulated by device adjustment magnetic powder inspection imaging device
Position；
S3, the remote control for being manipulated by device start magnaflux, and magnetic powder inspection process, flaw detection are carried out to steel pipe
Machine controller starts defectoscope mechanical movement facilities and magnetic sprinkling equipment, makes steel pipe start to rotate, encouraging on magnaflux
Magnetic system starts excitation, and magnetic sprinkling equipment starts to spray magnetic flaw detection ink to steel pipe；
S4, the signal that magnetic powder inspection process has started to, operational control device are sent from flaw detection machine controller to operational control device
Remote control starts magnetic powder inspection imaging device after being connected to the signal that magnetic powder inspection process has started to, and imaging controller is sent dynamic
Make signal；
S5, imaging controller receive to send magnetic to image camera, ultraviolet source after the action signal that operational control device is sent
Powder flaw detection image forming start signal；
S6, image camera, ultraviolet source enter fluorescence imaging mode, and it is glimmering to proceed by steel pipe under imaging controller controls
Photoimaging detects；
S7, imaging controller gather the fluoroscopic image of a steel pipe according to the velocity of rotation of steel pipe at regular intervals, and
Fluoroscopic image is sent into operational control device；
S8, operational control device are handled the fluoroscopic image received, and judge whether fluoroscopic image "abnormal" occurs；
S9, if not occurring "abnormal" in the step S8, judged whether to complete magnetic powder inspection imaging by operational control device
Detection process, if it is decided that magnetic powder inspection image checking process does not terminate also, and flow is returned in step S7, continues to judge under steel pipe
Whether image once there is "abnormal"；
S10, if occurring judging magnetic powder inspection image checking process in "abnormal" or the step S9 in the step S8
It has been terminated that, operational control device closes magnaflux and magnetic powder inspection imaging device, stops magnetic powder inspection detection process.
"abnormal" in the step S8 refers to that fluorescent brightness exceedes setting value, and steel pipe has serious quality problems；Or
It is abnormal to refer to the imaging of fluoroscopic image, reflects magnaflux or magnetic powder inspection imaging device occurrence of equipment failure.
Image checking process in the step S10 has terminated whole detection process after referring to the circle of steel pipe rotation one and terminated.
Beneficial effects of the present invention：
If not using the technology of the present invention, magnetic powder inspection fluoroscopic imaging systems need to fully rely on manually to be controlled,
Labor intensity is big, and can not be matched completely with the motion process of steel pipe, easily causes missing inspection, causes the invalid work of ultraviolet source
Make, influence lifetime of system, or even maloperation, influence safety.Using the technology of the present invention, fluorescence imaging system can be effectively realized
The linkage of system and steel tube flaw detection machine, after device ready, image checking process of detecting a flaw is automatically begun to, and according to the shape of detection process
State, corresponding a series of actions is completed, without operating magnaflux and image-forming detecting system simultaneously, magnetic powder inspection can be detected
System, in efficient working condition is matched, reach easy to operate, reliable, production safety, and improve defect detecting test
Efficiency, and then the purpose of steel pipe's production yield is improved, while realize that per tour reduces by 2 flaw detection operating personnel in the dark of the end of steel pipe two
Manual operation in room, realize remote auto detect a flaw, the unmanned automatic detection of near-end, steel pipe's production detect a flaw herein station realization
Safety, smoothly, efficiently carry out magnetic powder inspection fluorescence imaging automatic detection.
The present invention has reliable, easy to operate, saving manpower, improves the effect of efficiency and production safety, but also
Effect with energy-conserving and environment-protective.
To further illustrate above-mentioned purpose, design feature and the effect of the present invention, the present invention is entered below with reference to accompanying drawing
Row describes in detail.
Brief description of the drawings
Fig. 1 is the structural representation of steel pipe magnetic powder inspection image-forming detecting system of the present invention；
Fig. 2 is the flow chart of steel pipe magnetic powder inspection image checking of the present invention；
Embodiment
The embodiment of the present invention is described in detail with reference to the accompanying drawing of embodiment.
Referring to Fig. 1, steel pipe magnetic powder inspection image-forming detecting system of the invention, including：
Magnaflux, this is prior art, and it is by defectoscope mechanical movement facilities 3, magnetic sprinkling equipment 2 and defectoscope
Controller 4 forms, wherein flaw detection machine controller 4 controls the dynamic of defectoscope mechanical movement facilities 3, magnetic sprinkling equipment 2 and steel pipe 1
Make, and magnetic flaw detection ink spray is carried out to steel pipe 1.
Magnetic powder inspection imaging device, it is the equipment that fluorescence imaging detection is carried out to steel pipe, by image camera 5, ultraviolet light
Source 6, imaging controller 7 form, wherein：The image camera 5, is a kind of ISO fluorescence imaging camera, and camera lens is against steel
Pipe 1；The ultraviolet source 6, it is the lighting source of image camera 5, using high-power purple outer light source, it can continue light source,
It can also be light-pulse generator；The imaging controller 7, it is the controller for controlling image camera 5 to be acted with ultraviolet source 6, is
A kind of I/O movement controllers, are consistent the action of camera and ultraviolet source, and the action sequence of the controller is very fast, and
And electrical interface characteristics are consistent with camera and light-source system；
Operational control device 8, it is the operation terminal of described steel pipe magnetic powder inspection image-forming detecting system, is a kind of high-performance
Industrial computer system, comprising operating system and remote controllers, its arithmetic speed is fast, and memory capacity is big, and itself and defectoscope control
Device 4 and imaging controller 7 are communication connections (remote control).
During the steel pipe magnetic powder inspection image-forming detecting system running of the present invention, remote operation control is sent by operational control device 8,
Action signal is sent to the flaw detection machine controller 4 in magnaflux, flaw detection machine controller 4 starts and controls defectoscope machinery fortune
The action of dynamic equipment 3, magnetic sprinkling equipment 2 and steel pipe 1, and magnetic sprinkling equipment 2 is carried out magnetic flaw detection ink spray, steel to steel pipe 1
Pipe 1 is in magnetic powder inspection detection state.
Then, remote operation control is sent by operational control device 8, to the imaging controller 7 in magnetic powder inspection imaging device
Send action signal, imaging controller 7 starts and controls detection image camera 5 and ultraviolet source 6, makes image camera 5 and ultraviolet
The coordinated of light source 6 carries out flaw detection image checking to steel pipe 1, and steel pipe 1 is in magnetic powder inspection image formation state.
In order to realize under industrial environment, the magnetic powder inspection fluoroscopic image of fine definition is obtained, ultraviolet source 6 is preferably with sudden strain of a muscle
Light mode, continuous light mode can also be used, excite magnetic send fluorescence and frozen motion image (the flash of light working time is short, into
As the time is short, it appears that freeze frame).By lifting the power of ultraviolet source 6, the magnetic fluorescence for making to inspire reaches enough
Intensity, make the image of image camera 5 have enough brightness.The ultraviolet source 6 of flash of light can discharge whole energy in transient state, can be with
Shorten the time for exposure, in the case where steel pipe 1 moves, freeze frame prevents motion blur.
The method that the present invention carries out image checking using above-mentioned steel pipe magnetic powder inspection image-forming detecting system is as follows：
S1, it is manipulated by operating system adjustment magnaflux and the operating position of steel pipe of device；
S2, image camera, the ultraviolet source being manipulated by the operating system adjustment magnetic powder inspection imaging device of device
Initialization position；
S3, step S1 and S2 in the lump after the completion of, the remote control for being manipulated by device starts magnaflux, to steel
Pipe carries out magnetic powder inspection process, and now, flaw detection machine controller starts defectoscope mechanical movement facilities and magnetic sprinkling equipment, makes steel
Pipe starts to rotate, and the excitation system on magnaflux starts excitation, and magnetic sprinkling equipment starts to spray magnetic flaw detection ink to steel pipe；
S4, the signal that magnetic powder inspection process has started to, operational control device are sent from flaw detection machine controller to operational control device
Remote control starts magnetic powder inspection imaging device after being connected to the signal that magnetic powder inspection process has started to, and imaging controller is sent dynamic
Make signal；
S5, imaging controller receive to send magnetic to image camera, ultraviolet source after the action signal that operational control device is sent
Powder flaw detection image forming start signal；
S6, image camera, ultraviolet source enter fluorescence imaging mode, and it is glimmering to proceed by steel pipe under imaging controller controls
Photoimaging detects；
S7, imaging controller gather the fluoroscopic image of a steel pipe according to the velocity of rotation of steel pipe at regular intervals, and
Fluoroscopic image is sent into operational control device；
S8, operational control device are handled the fluoroscopic image received, and judge whether fluoroscopic image "abnormal", institute occurs
State "abnormal" and refer to that fluorescent brightness exceedes setting value, illustrate that steel pipe has serious quality problems；Or refer to the imaging of fluoroscopic image
It is abnormal, reflect magnaflux or magnetic powder inspection imaging device occurrence of equipment failure；
S9, if not occurring "abnormal" in the step S8, judged whether to complete magnetic powder inspection imaging by operational control device
Detection process, if it is decided that magnetic powder inspection image checking process does not terminate also, and flow is returned in step S7, continues to judge under steel pipe
Whether image once there is "abnormal"；
S10, if occurring judging magnetic powder inspection image checking process in "abnormal" or the step S9 in the step S8
Terminated and (referred to whole detection process after steel pipe rotates a circle to terminate), operational control device close magnaflux and magnetic powder inspection into
As equipment, stop magnetic powder inspection detection process and enter.
The present invention can effectively realize the linkage of magnaflux and magnetic powder inspection imaging device, not ready in steel pipe
In the case of, system is in security monitoring state, operating personnel can easily observe whole steel pipe magnetic powder inspection region
Safe condition；After steel pipe is ready, when starting rotary motion, image checking process of detecting a flaw just is automatically begun to, if detection process
Centre goes wrong, just automatic to interrupt detection process, if had no problem, just works to defined amount detection, ensures always
Defectogram picture is to the corresponding detection zone all standing of steel pipe.
Those of ordinary skill in the art is it should be appreciated that the embodiment of the above is intended merely to the explanation present invention's
Purpose, and limitation of the invention is not used as, as long as in the essential scope of the present invention, the change to embodiment described above
Change, modification will all fall in the range of the claim of the present invention.
Claims (8)
1. a kind of steel pipe magnetic powder inspection image-forming detecting system, it is characterised in that include：
Magnaflux, it is made up of defectoscope mechanical movement facilities (3), magnetic sprinkling equipment (2) and flaw detection machine controller (4),
Machine controller (4) of wherein detecting a flaw controls the action of defectoscope mechanical movement facilities (3), magnetic sprinkling equipment (2) and steel pipe (1),
And magnetic flaw detection ink spray is carried out to steel pipe (1)；
Magnetic powder inspection imaging device, it is the equipment that fluorescence imaging detection is carried out to steel pipe, it is by image camera (5), ultraviolet source
(6), imaging controller (7) and operational control device (8) composition, wherein：The camera lens of the image camera (5) is against the steel pipe
(1)；The ultraviolet source (6) is the lighting source of the image camera (5)；The imaging controller (7) is control imaging phase
Machine (5) and the controller of ultraviolet source (6) action；
Operational control device (8), it is the operation terminal of described steel pipe magnetic powder inspection image-forming detecting system, itself and the defectoscope control
Device (4) processed and the imaging controller (7) communication connection.
2. steel pipe magnetic powder inspection image-forming detecting system as claimed in claim 1, it is characterised in that：
The image camera (5) is a kind of ISO fluorescence imaging camera.
3. steel pipe magnetic powder inspection image-forming detecting system as claimed in claim 1, it is characterised in that：
The ultraviolet source (6) uses high-power purple outer light source, itself or continue light source, or light-pulse generator.
4. steel pipe magnetic powder inspection image-forming detecting system as claimed in claim 1, it is characterised in that：
The imaging controller (7) is a kind of I/O movement controllers, is consistent the action of camera and ultraviolet source.
5. steel pipe magnetic powder inspection image-forming detecting system as claimed in claim 1, it is characterised in that：
The operational control device (8) is a kind of industrial computer system, includes operating system and remote controllers.
A kind of 6. steel pipe magnetic powder inspection image checking side of steel pipe magnetic powder inspection image-forming detecting system using described in claim 1
Method, it is characterised in that comprise the steps of：
S1, it is manipulated by the operating position of device adjustment magnaflux and steel pipe；
S2, be manipulated by device adjustment magnetic powder inspection imaging device in image camera, the initialization position of ultraviolet source；
S3, the remote control for being manipulated by device start magnaflux, and magnetic powder inspection process, defectoscope control are carried out to steel pipe
Device processed starts defectoscope mechanical movement facilities and magnetic sprinkling equipment, makes steel pipe start to rotate, the excitation system on magnaflux
System starts excitation, and magnetic sprinkling equipment starts to spray magnetic flaw detection ink to steel pipe；
S4, the signal that magnetic powder inspection process has started to is sent from flaw detection machine controller to operational control device, operational control device is connected to
Remote control starts magnetic powder inspection imaging device after the signal that magnetic powder inspection process has started to, and action letter is sent to imaging controller
Number；
S5, imaging controller, which receives to send magnetic to image camera, ultraviolet source after the action signal that operational control device is sent, to be visited
Hinder image forming start signal；
S6, image camera, ultraviolet source enter fluorescence imaging mode, proceeded by under imaging controller controls steel pipe fluorescence into
As detection；
S7, imaging controller gather the fluoroscopic image of a steel pipe according to the velocity of rotation of steel pipe at regular intervals, and will be glimmering
Operational control device is sent into light image；
S8, operational control device are handled the fluoroscopic image received, and judge whether fluoroscopic image "abnormal" occurs；
S9, if not occurring "abnormal" in the step S8, judged whether to complete magnetic powder inspection image checking by operational control device
Process, if it is decided that magnetic powder inspection image checking process does not terminate also, and flow is returned in step S7, continues to judge steel pipe next time
Image whether there is "abnormal"；
S10, if occurring judging that magnetic powder inspection image checking process has been tied in "abnormal" or the step S9 in the step S8
Beam, operational control device close magnaflux and magnetic powder inspection imaging device, stop magnetic powder inspection detection process.
7. steel pipe magnetic powder inspection imaging detection method as claimed in claim 6, it is characterised in that：
"abnormal" in the step S8 refers to that fluorescent brightness exceedes setting value, and steel pipe has serious quality problems；Or refer to glimmering
The imaging of light image is abnormal, reflects magnaflux or magnetic powder inspection imaging device occurrence of equipment failure.
8. steel pipe magnetic powder inspection imaging detection method as claimed in claim 6, it is characterised in that：
Image checking process in the step S10 has terminated whole detection process after referring to the circle of steel pipe rotation one and terminated.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610703479.4A CN107764894A (en) | 2016-08-22 | 2016-08-22 | Steel pipe magnetic powder inspection image-forming detecting system and method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610703479.4A CN107764894A (en) | 2016-08-22 | 2016-08-22 | Steel pipe magnetic powder inspection image-forming detecting system and method |
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Cited By (7)
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| CN109187734A (en) * | 2018-09-20 | 2019-01-11 | 西安拓锋机电科技有限公司 | Long-range control magnetic powder flaw detector |
| CN110554009A (en) * | 2018-05-30 | 2019-12-10 | 宝山钢铁股份有限公司 | Magnetic powder inspection fluorescence imaging device for detecting steel profiled parts |
| CN110554085A (en) * | 2018-05-30 | 2019-12-10 | 宝山钢铁股份有限公司 | Integrated camera assembly for detecting magnetic powder inspection fluorescence imaging of small-sized special-shaped piece |
| CN111595935A (en) * | 2020-05-13 | 2020-08-28 | 盐城工学院 | Thing networking magnetic particle inspection equipment |
| CN113804749A (en) * | 2020-06-15 | 2021-12-17 | 宝山钢铁股份有限公司 | Magnetic powder inspection deep hole fluorescence imaging device for inner surface of steel pipe and using method thereof |
| CN113933348A (en) * | 2020-06-29 | 2022-01-14 | 宝山钢铁股份有限公司 | Self-adaptive uniform induction heating system and method for thermal wave detection |
| CN117665095A (en) * | 2024-02-01 | 2024-03-08 | 潍坊市计量测试所 | Seamless steel tube detection method and system based on machine vision |
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| CN111595935A (en) * | 2020-05-13 | 2020-08-28 | 盐城工学院 | Thing networking magnetic particle inspection equipment |
| CN113804749A (en) * | 2020-06-15 | 2021-12-17 | 宝山钢铁股份有限公司 | Magnetic powder inspection deep hole fluorescence imaging device for inner surface of steel pipe and using method thereof |
| CN113804749B (en) * | 2020-06-15 | 2024-03-08 | 宝山钢铁股份有限公司 | Deep hole fluorescent imaging device for magnetic powder inspection of inner surface of steel pipe and application method of deep hole fluorescent imaging device |
| CN113933348A (en) * | 2020-06-29 | 2022-01-14 | 宝山钢铁股份有限公司 | Self-adaptive uniform induction heating system and method for thermal wave detection |
| CN113933348B (en) * | 2020-06-29 | 2024-01-09 | 宝山钢铁股份有限公司 | Self-adaptive homogenizing induction heating system and method for thermal wave detection |
| CN117665095A (en) * | 2024-02-01 | 2024-03-08 | 潍坊市计量测试所 | Seamless steel tube detection method and system based on machine vision |
| CN117665095B (en) * | 2024-02-01 | 2024-04-19 | 潍坊市计量测试所 | Seamless steel tube detection method and system based on machine vision |
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