CN109613124A - A kind of steel plate automatic ultrasonic testing device and detection method - Google Patents
A kind of steel plate automatic ultrasonic testing device and detection method Download PDFInfo
- Publication number
- CN109613124A CN109613124A CN201811480176.6A CN201811480176A CN109613124A CN 109613124 A CN109613124 A CN 109613124A CN 201811480176 A CN201811480176 A CN 201811480176A CN 109613124 A CN109613124 A CN 109613124A
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- car body
- computer system
- steel plate
- probe
- control cabinet
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/26—Arrangements for orientation or scanning by relative movement of the head and the sensor
- G01N29/265—Arrangements for orientation or scanning by relative movement of the head and the sensor by moving the sensor relative to a stationary material
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/06—Visualisation of the interior, e.g. acoustic microscopy
- G01N29/0609—Display arrangements, e.g. colour displays
- G01N29/0645—Display representation or displayed parameters, e.g. A-, B- or C-Scan
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/06—Visualisation of the interior, e.g. acoustic microscopy
- G01N29/0654—Imaging
- G01N29/069—Defect imaging, localisation and sizing using, e.g. time of flight diffraction [TOFD], synthetic aperture focusing technique [SAFT], Amplituden-Laufzeit-Ortskurven [ALOK] technique
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/023—Solids
- G01N2291/0234—Metals, e.g. steel
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/0289—Internal structure, e.g. defects, grain size, texture
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Acoustics & Sound (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The present invention discloses a kind of steel plate automatic ultrasonic testing device and detection method, the method that the present invention can simulate artificial detection realizes that the automatic detection of steel plate, realization automatically record steel plate internal flaw, to alleviate labor intensity, detection efficiency and accuracy are improved.
Description
Technical field
The invention belongs to Non-destructive Testing on Metal field more particularly to a kind of steel plate automatic ultrasonic testing device and detection sides
Method.
Background technique
General 6~the 60mm of the thickness range that steel-plate ultrasound wave detects automatically, detection method are direct wave detection.Part steel plate
It is limited by thickness requirement and special technical requirement, can not achieve automatic detection, can only manually be detected to supplement.Artificial detection
It is difficult to accurately control the movement speed of the position of probe and probe, since steel plate area is big, manual detection efficiency is low, reliability
Difference, intensity are big.Therefore, it is badly in need of a kind of device that can be automatically moved and detect steel plate there may be defect.
Summary of the invention
For the defect of currently available technology, it is an object of the invention to a kind of steel plate automatic ultrasonic testing device and inspections
Survey method.
Object of the present invention is to what is realized by following technical solution:
A kind of steel plate automatic ultrasonic testing device, it is characterised in that: including car body, vehicle bottom has deflecting roller and position
Encoder is set, deflecting roller is driven by servo motor in car body；Laser positioning rider is equipped with above car body；Power supply is equipped in car body
Device, car body control cabinet, nondestructive detection system and computer system；The car body control cabinet receives the instruction of computer system
Servo motor driving car body is controlled to move by desired guiding trajectory；The nondestructive detection system includes water tank, defectoscope, movable supporting
Frame and several probes, car body front connect movable support frame, and movable support frame front end passes through number equipped with several probes, probe
It is connected according to line with defectoscope, water tank is supplied water to probe for coupling by conduit, and the defectoscope believes the ultrasonic wave of probe
Number it is changed into electric signal, forms visual waveform and will test data and be transferred to computer system；The position coder by its
The probe position information of record passes to computer system；The movable support frame front end is additionally provided with contact-making switch.
The movable support frame moves within the scope of left and right 1mm, upper and lower 2.5mm.
The deflecting roller is Mecanum wheel, is made of 10-16 steamboat, and it is traversing to may be implemented car body, and record moves
Distance.
A kind of steel plate automatic ultrasonic testing method, it is characterised in that include the following steps:
1) according to be tested steel plate size, by computer system preset car body origin position, direction of travel, it is traversing away from
From, speed of service parameter；Arrange that target, target are placed in parallel with car body traffic direction in the side of tested steel plate；It calculates
Machine system issues operating instruction to car body control cabinet；
2) after car body control cabinet receives instruction, control servo motor driving Mecanum wheel advances according to pre-set velocity, leads to
It crosses Mecanum wheel to turn within the scope of 90 °, guarantees that trolley is run by desired guiding trajectory；
3) car body is by instruction linear running, and when running to steel plate edge, contact-making switch leaves steel plate, and signal is fed back
To computer system, computer system issues instruction pause car body to car body control cabinet and moves forwards, and is automatically switched to traversing mould
Formula, traversing distance are preset value；After traversing, car body is turned back, and distance of turning back is identical as forward travel distance, until completing whole tested steel
The detection of plate；
4) in car body operational process, laser positioning rider automatically by the measurement to target, by car body per moment with
The range information of target is recorded in computer system；After trolley is turned back, it is in place that laser positioning rider measures car body institute
It sets, and location information is passed into computer system；Computer system calculates the deviation of lateral position, when position deviation is more than
When specified value, instruction is issued to car body control cabinet and corrects car body running track；
5) during car body is out of shape, the position coder of vehicle bottom records probe position information in real time, and by position
Confidence breath is sent to computer system；
6) probe with car body walking all over entirely tested steel plate, by defectoscope by the ultrasound echo signal inside tested steel plate
Computer system is passed, position coder records flaw detection location information simultaneously and passes to computer system, and computer system will
Location information and flaw detection information are fused into C-scan image, automatically record the equivalent and area size of defect.
The method that the present invention can simulate artificial detection realizes that the automatic detection of steel plate, realization automatically record inside steel plate
Defect improves detection efficiency and accuracy to alleviate labor intensity.
Detailed description of the invention
Fig. 1 is steel plate automatic ultrasonic testing apparatus structure schematic diagram；
Fig. 2 is laser positioning rider operation schematic diagram；
Fig. 3 is car body running track schematic diagram；
Fig. 4 is detector operation schematic diagram；
Wherein, 1 is laser positioning rider, and 2 be position coder, and 3 be servo motor, and 4 be deflecting roller, and 5 be to pop one's head in, 6
It is movable support frame, 7 be car body control cabinet, and 8 be defectoscope, and 9 be water tank, and 10 be computer system；11 brackets；12 be target
Target；13 be tested steel plate；14 be running track.
Specific embodiment
It is illustrated combined with specific embodiments below:
A kind of steel plate automatic ultrasonic testing device, including car body, vehicle bottom is with Mecanum wheel 4 and position encoded
Device 2, deflecting roller 4 are driven by servo motor 3 in car body；Laser positioning rider 1 is equipped with above car body；Be equipped in car body battery,
Car body control cabinet 7, nondestructive detection system and computer system 10；The car body control cabinet 7 receives the finger of computer system 10
Enable control servo motor 3 that car body is driven to move by desired guiding trajectory；The nondestructive detection system includes water tank 9, defectoscope 8, lives
Dynamic support frame 6 and several probes 5, car body front connect movable support frame 6, and 6 front end of movable support frame is equipped with several probes
5, probe 5 is connected by data line with defectoscope 8, and water tank 9 is supplied water to probe 5 for coupling by conduit, the defectoscope 8
5 ultrasonic signal of popping one's head in is changed into electric signal, forms visual waveform and will test data and is transferred to computer system 10；Institute
The probe position information that the position coder 2 stated is recorded passes to computer system 10；6 front end of movable support frame
It is additionally provided with contact-making switch.
The movable support frame 6 moves within the scope of left and right 1mm, upper and lower 2.5mm.
The deflecting roller 4 is Mecanum wheel, is made of 12 steamboats, and it is traversing to may be implemented car body, record it is mobile away from
From.
A kind of steel plate automatic ultrasonic testing method, includes the following steps:
1) according to the size for being tested steel plate 13, car body origin position, direction of travel, traversing is preset by computer system 10
Distance, speed of service parameter；Target 12 is arranged in the side of tested steel plate 13, and target 12 is parallel with car body traffic direction to be put
It sets；Computer system 10 issues operating instruction to car body control cabinet 7；
2) after car body control cabinet 7 receives instruction, control servo motor 3 drives Mecanum wheel to advance according to pre-set velocity,
It is turned within the scope of 90 ° by Mecanum wheel, guarantees that trolley is run by desired guiding trajectory；
3) car body is by instruction linear running, and when running to steel plate edge, contact-making switch leaves steel plate, and signal is fed back
To computer system 10, computer system 10 issues instruction pause car body to car body control cabinet 7 and moves forwards, and is automatically switched to cross
Mode shifter, traversing distance are preset value (width of probe group)；After traversing, car body is turned back, and distance of turning back is identical as forward travel distance,
Until completing the detection of whole tested steel plate 13；
4) in car body operational process, laser positioning rider 1 is automatically by the measurement to target 12, by car body per moment
It is recorded in computer system 10 with the range information of target 12；After trolley is turned back, laser positioning rider 1 measures car body
Position, and location information is passed into computer system 10；Computer system 10 calculates the deviation of lateral position, works as position
When setting deviation more than specified value, instruction is issued to car body control cabinet 7 and corrects car body running track；
5) during car body is out of shape, the position coder 2 of vehicle bottom record probe position information in real time, and by position
Confidence breath is sent to computer system 10；
6) probe 5 is returned the ultrasound inside tested steel plate 13 by defectoscope 8 with car body walking all over entirely tested steel plate 13
Wave signal passs computer system 10, and position coder 2 records flaw detection location information simultaneously and passes to computer system 10, counts
Location information and flaw detection information are fused into C-scan image by calculation machine system 10, automatically record the equivalent and area size of defect；
7) after detecting, reviewer plays back A sweep waveform according to the display of C-scan image.
Claims (4)
1. a kind of steel plate automatic ultrasonic testing device, it is characterised in that: including car body, vehicle bottom has deflecting roller and position
Encoder, deflecting roller are driven by servo motor in car body；Laser positioning rider is equipped with above car body；It is equipped in car body for Denso
It sets, car body control cabinet, nondestructive detection system and computer system；The car body control cabinet receives the instruction control of computer system
Servo motor driving car body processed is moved by desired guiding trajectory；The nondestructive detection system includes water tank, defectoscope, movable support frame
With several probes, car body front connects movable support frame, and movable support frame front end passes through data equipped with several probes, probe
Line is connected with defectoscope, and water tank is supplied water to probe for coupling by conduit, and the defectoscope is by the ultrasonic signal of probe
It is changed into electric signal, forms visual waveform and will test data and be transferred to computer system；The position coder is remembered
The probe position information of record passes to computer system；The movable support frame front end is additionally provided with contact-making switch.
2. a kind of steel plate automatic ultrasonic testing device according to claim 1, it is characterised in that: the movable supporting
Frame moves within the scope of left and right 1mm, upper and lower 2.5mm.
3. a kind of steel plate automatic ultrasonic testing device according to claim 1, it is characterised in that: the deflecting roller is
Mecanum wheel is made of 10-16 steamboat.
4. it is a kind of using a kind of detection method of steel plate automatic ultrasonic testing device according to claim 1 or 2 or 3,
It is characterized by comprising following steps:
1) according to the size for being tested steel plate, car body origin position, direction of travel, traversing distance, fortune are preset by computer system
Row speed parameter；Arrange that target, target are placed in parallel with car body traffic direction in the side of tested steel plate；Computer system
Operating instruction is issued to car body control cabinet；
2) after car body control cabinet receives instruction, control servo motor driving Mecanum wheel advances according to pre-set velocity, passes through wheat
Ke Namu wheel turns within the scope of 90 °, guarantees that trolley is run by desired guiding trajectory；
3) car body is by instruction linear running, and when running to steel plate edge, contact-making switch leaves steel plate, and signal is fed back to meter
Calculation machine system, computer system issue instruction pause car body to car body control cabinet and move forwards, and are automatically switched to lateral pattern, horizontal
Moving distance is preset value；After traversing, car body is turned back, and distance of turning back is identical as forward travel distance, until completing whole tested steel plate
Detection；
4) in car body operational process, laser positioning rider is automatically by the measurement to target, by car body per moment and target
The range information of target is recorded in computer system；After trolley is turned back, laser positioning rider measures car body position, and
Location information is passed into computer system；Computer system calculates the deviation of lateral position, when position deviation is more than regulation
When value, instruction is issued to car body control cabinet and corrects car body running track；
5) during car body is out of shape, the position coder of vehicle bottom records probe position information in real time, and position is believed
Breath is sent to computer system；
6) probe is passed the ultrasound echo signal inside tested steel plate by defectoscope with car body walking all over entirely tested steel plate
Computer system, position coder record flaw detection location information simultaneously and pass to computer system, and computer system is by position
Information and flaw detection information are fused into C-scan image, automatically record the equivalent and area size of defect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811480176.6A CN109613124A (en) | 2018-12-05 | 2018-12-05 | A kind of steel plate automatic ultrasonic testing device and detection method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811480176.6A CN109613124A (en) | 2018-12-05 | 2018-12-05 | A kind of steel plate automatic ultrasonic testing device and detection method |
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| Publication Number | Publication Date |
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| CN109613124A true CN109613124A (en) | 2019-04-12 |
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ID=66007178
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| Application Number | Title | Priority Date | Filing Date |
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| CN201811480176.6A Pending CN109613124A (en) | 2018-12-05 | 2018-12-05 | A kind of steel plate automatic ultrasonic testing device and detection method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110274955A (en) * | 2019-06-24 | 2019-09-24 | 江苏锦升科技有限公司 | A kind of detection device and method of the workpiece that is welded |
| CN114324614A (en) * | 2022-03-08 | 2022-04-12 | 长江水利委员会长江科学院 | Automatic scanning device for steel plate ultrasonic detection and use method |
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Application publication date: 20190412 |