CN207232089U - Super thin metal weld inspection system - Google Patents
Super thin metal weld inspection system Download PDFInfo
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- CN207232089U CN207232089U CN201721206279.4U CN201721206279U CN207232089U CN 207232089 U CN207232089 U CN 207232089U CN 201721206279 U CN201721206279 U CN 201721206279U CN 207232089 U CN207232089 U CN 207232089U
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- track
- thin metal
- ultrasonic
- super thin
- inspection system
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Abstract
The utility model provides a kind of super thin metal weld inspection system,It includes scanning component and graphical analysis component,The scanning component is used to carry out scanning to super thin metal weld seam,Weld seam is obtained to be imaged and send to described image analytic unit,Described image analytic unit carries out analysis judgement for docking received weld seam imaging,The scanning component includes track,Ultrasonic phase array scanning frame,Ultrasonic time difference diffraction detection probe and multiple ultrasonic probes,The ultrasonic phase array scanning frame can be fastened on the track and slide on the track,The utility model provides a kind of super thin metal weld inspection system,It uses ultrasonic phase array PAUT at the same time,Ultrasonic time difference diffraction approach TOFD,Tri- kinds of methods of conventional imaging ultrasound UT combine and weld seam are detected,More intuitively detect incomplete penetration defect,Prevent weld seam from cracking in use.
Description
Technical field
Metal welding seam detection field is the utility model is related to, more particularly to a kind of super thin metal weld inspection system.
Background technology
There is dedicated standard GB/T11345-2013 in ultrasound examination steel weld seam country.Also there is respective standard in shipbuilding industry
CB/T3559-2011, but the no dedicated standard of the inspection of super thin metal butt weld, so for DAC curves, probe frequency
Rate selects and the evaluation of defect causes necessarily upper technical difficulty, prevents detection from being normally carried out, when detecting staff
Do not know which kind of probe of selection and detection method are detected, cause to waste the substantial amounts of time, and testing result is not yet
Accurately.
On the other hand, in sheet metal detection field, not yet someone using the ultrasonic probe of phased array and routine into
Row detection, and current scanning equipment is mainly for the ultrasound detection of magnetic material, lack for nonmagnetic metal thin plate into
The scanning equipment of row Ultrasonic NDT, and existing scanning equipment design structure is generally more complicated, is not easy to dismantle and ties up
Shield, can not ensure that accurately scanning detects, limit its use under complex working conditions.
Utility model content
The defects of in order to overcome the prior art, the utility model provide a kind of super thin metal weld inspection system, it is at the same time
Combine and weld seam is examined using tri- kinds of ultrasonic phase array PAUT, ultrasonic time difference diffraction approach TOFD, conventional imaging ultrasound UT methods
Survey, more intuitively detect incomplete penetration defect, prevent weld seam from cracking in use.
The utility model is realized in this way：
The utility model provides a kind of super thin metal weld inspection system, it includes scanning component and graphical analysis group
Part, the scanning component are used to carry out scanning to super thin metal weld seam, obtain weld seam and are imaged and send to described image analysis group
Part, described image analytic unit carry out analysis judgement for docking received weld seam imaging, and the scanning component includes track, surpasses
Sound phased array scanning frame, ultrasonic time difference diffraction detection probe and multiple ultrasonic probes, are provided with ultrasonic phase array scanning frame
Ultrasonic phase array detection probe, the ultrasonic phase array scanning frame can be fastened on the track and slide on the track
Dynamic, the ultrasonic phase array scanning frame includes driving mechanism, the first encoder, bindiny mechanism and the spy being connected with the track
Head loading arm, the driving mechanism include driving arm, driving wheel and roller, and the both sides of the driving arm are respectively provided with two
Roller can simultaneously be slided by means of roller along track, and the driving wheel adjusts the width of the driving arm and the angle of the roller
Degree is to adapt to the workpiece surface of different curvature, and the first sidepiece of the driving arm is fixedly connected with first encoder, institute
Ultrasonic probe, ultrasonic phase array detection probe or ultrasonic time difference diffraction detection probe is stated to communicate with described image analytic unit respectively
Connection.
Preferably, the distance between two described rollers of the first sidepiece of the driving arm are less than the two of the second sidepiece
The distance between a described roller, the both sides that the roller is connected to the track plates by the groove at middle part simultaneously can be along the rail
Guidance tape slides.
Preferably, it is described including track support and track plates, the track support include base, regulating part and track
Connecting plate, the top of the regulating part are fixedly connected with the track connecting plate, and the lower part of the regulating part is consolidated with the base
Fixed to connect and base is absorbed and fixed in plane, the regulating part is configured to adjust the height of the track support, described
The both ends of track plates are fixed with the track connecting plate respectively.
Preferably, the track plates are straight rail guidance tape or curved track guidance tape.
Preferably, the radian of the track plates is more than 60 °.
Preferably, the ultrasonic phase array detection probe is arc chip, and the arc chip is provided with inside and outside radian wedge
Block.
Preferably, the frequency of ultrasonic time difference diffraction detection probe is 20MHz.
Compared with prior art, the utility model has the advantages that：
1. the utility model provides a kind of super thin metal weld inspection system, it uses ultrasonic phase array PAUT, surpasses at the same time
Tri- kinds of sound time difference diffraction approach TOFD, conventional imaging ultrasound UT methods combine and weld seam are detected, and more intuitively detect lack of penetration
Defect, prevents weld seam from cracking in use.
2. conventional Ultrasound detection is not applied to for ＞ 6mm plates, in the art, those skilled in the art can only utilize conventional super
Sound detection probe detection thickness is more than the metallic plate of 6mm, and the measurement result that metallic plate of the detection thickness less than 6mm obtains is inaccurate
True, the utility model is creative to diminish conventional transducer, can not only detect thickness and be less than the metallic plate of 6mm, and examine
It is very accurate to survey result, solves the technology prejudice of this area.
3. being combined into as display using ultrasonic probe, compared to showing into ripple for conventional ultrasound method, judge to examine by waveform
Survey as a result, imaging display is more directly perceived, accurate, if lack of penetration, image is into red line；If there is stomata, image Cheng Hongdian.Energy
Enough intuitive judgment weld seam bottoms whether there is the problem of lack of penetration.
4. the utility model introduces the ultrasonic time difference diffraction of high frequency 20MHz in the Sheet lock bottom weld seam detection less than 4mm
Method, the high sensitivity (up to 0.1mm) using this method to crack defect, for the weldering that can be placed at this method sonde configuration
Crack defect in seam is detected, and greatly improves the recall rate of crackle, ensure that the safety of structure.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the structure diagram of the scanning frame of the utility model；
Fig. 3 is the connection diagram of the second encoder of the manual checking of another embodiment of the utility model；
Fig. 4 is the side view of the rail mechanism of the utility model.
Embodiment
Describe the exemplary embodiment, feature and aspect of the utility model in detail below with reference to attached drawing.It is identical in attached drawing
Reference numeral represent functionally the same or similar element.Although the various aspects of embodiment are shown in the drawings, remove
Non-specifically point out, it is not necessary to attached drawing drawn to scale.
The utility model provides a kind of super thin metal weld inspection system, as shown in Figure 1, it include scanning component 100 with
And graphical analysis component 200, scanning component 100 be used for super thin metal weld seam carry out scanning, obtain weld seam be imaged and send to
Graphical analysis component 200, graphical analysis component 200 carry out analysis judgement for docking received weld seam imaging.
Graphical analysis component 200 includes the first image analyzing unit 201, the second image analyzing unit 202 and the 3rd figure
As analytic unit 203, the first image analyzing unit 201 is used to analyze the scan image that ultrasonic phase array obtains, and second
Image analyzing unit 202 is used to analyze the scan image that ultrasonic time difference diffraction detection probe obtains, the 3rd graphical analysis
Unit 203 is used to analyze the scan image that conventional ultrasound probe obtains.
As shown in figs 2-4, scanning component 100 includes track 1, ultrasonic phase array scanning frame 2, the detection of ultrasonic time difference diffraction
Probe and multiple ultrasonic probes, the ultrasonic phase array scanning frame can be fastened on the track and slide on the track
It is dynamic,
Track 1 includes track support 11 and track plates 12, and track support 11 includes base 111, regulating part 112 and rail
Road connecting plate 113, the top of regulating part 112 are fixedly connected with track connecting plate 113, and the lower part of regulating part 112 and base 111 are solid
Fixed to connect and base 11 is absorbed and fixed in plane, regulating part 112 is configured to the height of adjustment track support 11, track plates
12 both ends are fixed with track connecting plate 113 respectively, and the bottoms of track plates 113 is equipped with adjustment lower margin 121, and regulating part 112 is by rail
After the height of road stent is adjusted to suitable position, base 11 is fixed on workpiece surface to be checked, the adjustment of 12 bottom of track plates
121 adjust automatically of foot, makes whole track plates 12 keep horizontality, easy to the scanning of sheet metal straight weld.Ultrasonic phase array
Scanning frame 2 includes driving mechanism 21, the first encoder 22, bindiny mechanism 23 and the probe loading arm being connected with track plates 12
24, driving mechanism 21 includes driving arm 211, driving wheel 212 and roller 213, and the both sides of driving arm 211 are respectively provided with two
The distance between roller 213, two rollers of 211 first sidepiece of driving arm be less than the second sidepiece two rollers between away from
From four rolling is set in isosceles trapezoid distribution, and roller 213 is connected to the both sides of track plates 12 by the groove at middle part, is driven
Driving device in stent 211 can drive scanner to be slided along track plates 12, and driving wheel 212 is configured to adjustment driving arm
211 width and the angle of roller 213 are to adapt to the workpiece surface of different curvature, the first sidepiece of driving arm 211 and
One encoder 22 is fixedly connected, and bindiny mechanism 23 includes cross connecting plate 231, longitudinally connected plate 232 and adjusts connecting plate
233, the first end of cross connecting plate 231 is fixed on the second sidepiece of driving arm 211, and the second of cross connecting plate 231
End is fixedly connected by elastic component with the top of longitudinally connected plate 232, and longitudinally connected plate 232 can be up and down along longitudinal direction,
The lower part of longitudinally connected plate 232, which is fixed with, adjusts connecting plate 233, adjusts connecting plate 233 and is connected with probe loading arm 24, the company of adjusting
Fishplate bar 233 can adjust the angle of probe loading arm 24, and then adjust the position of probe, and longitudinally connected plate 232 is connected with adjusting
Plate 233, which coordinates, enables probe all-direction rotation, and flexibility is more preferable, can be preferably bonded with workpiece to be checked, and high accuracy completes scanning
Work.
Preferably, the elastic component of the present embodiment is two springs, is respectively distributed in the left and right sides of longitudinally connected plate 232, is risen
Fix and adjust the effect of longitudinally connected plate, so that probe is more bonded with workpiece to be checked.
Preferably, the base 11 of the present embodiment is rubber suction cups, and regulating part 112 can discharge air in sucker, by base
11 are securely fastened on workpiece surface to be checked, keep stablizing and making whole track plates keep horizontality for whole rail mechanism.
Track plates 12 are the track plates that can replace, and track plates can be straight rail plate or curved track guidance tape, the length of track plates
It is short to be made choice according to working condition.When the girth joint of detection pipe docking, using curved track guidance tape, track plates 12
Radian can be adjusted, and general radian is more than 60 °, during detection, by curved track guidance tape be adjusted to needed for radian when, regulating part 112 will
Air discharge in base 111 makes its absorption be adjusted together by the driving wheel 212 of driving mechanism 21 on the surface of workpiece to be checked
The distance between side wheel and angle, adapt it to the curvature of workpiece surface, and the groove of roller is connected on track plates, open
Driving device, ultrasonic phase array scanning frame 2 are stablized on curve surface work pieces are detected, swimmingly walk, and improve detection quality.
More than, the automatic scanning of scanner can be achieved in the combination of driving mechanism 21 and track 1.
In another embodiment, can be without rail mechanism, using hand when the more complicated unsuitable automatic scanning of working condition
Formula scanning mode is held, as shown in Fig. 2, the outside portion for adjusting connecting plate 233 is fixedly connected with second encoder 25, at this time, is used
25 recording distance of second encoder, completes the manual checking of workpiece to be checked.
The utility model also provides a kind of super thin metal weld inspection method, it comprises the following steps：
S1, according to the thickness and shape of metallic plate choose ultrasonic phase array detection probe, ultrasonic time difference diffraction detection probe
And one kind, two or three of the mode of conventional imaging ultrasonic probe are detected, specifically chosen mode is as follows：
1. when weld seam is more than 6mm, using ultrasonic phase array detection probe and ultrasonic time difference diffraction detection probe to weld seam
It is detected；
2. when weld seam is less than 6mm, weld seam is detected using conventional imaging ultrasonic probe；
S2, when weld seam is more than 6mm, ultrasonic phase array detection probe is installed on ultrasonic phase array scanning frame, will be super
Sound time difference diffraction detection probe is installed on hand-held frame, is utilized respectively ultrasonic phase array scanning frame and hand-held frame and weld seam is carried out
Detection, and the scan image of acquisition is separately sent to graphical analysis component；
When weld seam is less than 6mm, weld seam is detected using conventional imaging ultrasonic probe, obtains weld seam B imagings, and will
B imagings are sent to graphical analysis component；
S3, butt welding are seamed into as being analyzed, and are judged the welding situation of weld seam, are specifically included：
For the weld seam more than 6mm, the image that ultrasonic phase array detection probe is obtained and the first defect collection of illustrative plates contrast, and obtain
The defects of taking weld seam quantity A, the image that ultrasonic time difference diffraction detection probe is obtained and the second defect collection of illustrative plates are contrasted, and obtain weldering
The defects of seam quantity B, defects count A and defects count B are made the difference, when difference range be in -2 to 2 when, judge this time detection have
Effect, exports defect result, when difference range is in outside -2 to 2, judges that this time detection is invalid；
For the weld seam less than 6mm, when weld seam B imaging outputs are red line, then metal welding seam is lack of penetration；When weld seam B into
When picture output is red, then metal welding seam welding is spent big.
Preferably, the ultrasonic phase array detection probe is arc chip, and the arc chip is provided with inside and outside radian wedge
Block.
Preferably, the frequency of ultrasonic time difference diffraction detection probe is 20MHz.
Compared with prior art, the utility model has the advantages that：
1. the utility model provides a kind of super thin metal weld inspection system, it uses ultrasonic phase array PAUT, surpasses at the same time
Tri- kinds of sound time difference diffraction approach TOFD, conventional imaging ultrasound UT methods combine and weld seam are detected, and more intuitively detect lack of penetration
Defect, prevents weld seam from cracking in use.
2. conventional Ultrasound detection is not applied to for ＞ 6mm plates, in the art, those skilled in the art can only utilize conventional super
Sound detection probe detection thickness is more than the metallic plate of 6mm, and the measurement result that metallic plate of the detection thickness less than 6mm obtains is inaccurate
True, the utility model is creative to diminish conventional transducer, can not only detect thickness and be less than the metallic plate of 6mm, and examine
It is very accurate to survey result, solves the technology prejudice of this area, there are prominent substantive distinguishing features.
3. using probe incorporated imaging display, compared to being shown into ripple for conventional ultrasound method, detection knot is judged by waveform
Fruit, imaging display is more directly perceived, accurate, if lack of penetration, image is into red line；If there is stomata, image Cheng Hongdian.Can be straight
Sight judges that weld seam bottom whether there is the problem of lack of penetration.
Finally it should be noted that：Above-described each embodiment is merely to illustrate the technical solution of the utility model, rather than
It is limited；Although the utility model is described in detail with reference to the foregoing embodiments, those of ordinary skill in the art
It should be understood that：It can still modify the technical solution described in previous embodiment, or to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or substitutions, the essence of appropriate technical solution is departed from the utility model
The scope of each embodiment technical solution.
Claims (8)
1. a kind of super thin metal weld inspection system, it includes scanning component and graphical analysis component, and the scanning component is used
In carrying out scanning to super thin metal weld seam, obtain weld seam and be imaged and send to described image analytic unit, described image analysis group
Part carries out analysis judgement for docking received weld seam imaging, it is characterised in that：
The scanning component includes track, ultrasonic phase array scanning frame, ultrasonic time difference diffraction detection probe and multiple ultrasounds and visits
Head, is provided with ultrasonic phase array detection probe on ultrasonic phase array scanning frame, the ultrasonic phase array scanning frame can be fastened on
Slide on the track and on the track, the ultrasonic phase array scanning frame includes the driving machine being connected with the track
Structure, the first encoder, bindiny mechanism and probe loading arm, the driving mechanism include driving arm, driving wheel and roller,
The both sides of the driving arm are respectively provided with two rollers and can be slided by means of roller along track, and the driving wheel adjusts the drive
The width of stent and the angle of the roller are moved to adapt to the workpiece surface of different curvature, the first sidepiece of the driving arm
It is fixedly connected with first encoder, and the ultrasonic probe, ultrasonic phase array detection probe or the inspection of ultrasonic time difference diffraction
Probing head communicates with described image analytic unit connect respectively.
2. super thin metal weld inspection system according to claim 1, it is characterised in that：The bindiny mechanism is included laterally
Connecting plate, longitudinally connected plate and adjusting connecting plate, the first end of the cross connecting plate are fixed on the driving arm
On second sidepiece, the second end of the cross connecting plate is fixedly connected by elastic component with the top of the longitudinally connected plate,
The lower part of the longitudinally connected plate is fixed with the adjusting connecting plate, and the adjusting connecting plate is connected with the probe loading arm.
3. super thin metal weld inspection system according to claim 2, it is characterised in that：First side of the driving arm
The distance between two rollers in portion are less than the distance between two described rollers of the second sidepiece, and the roller is in
The both sides that the groove in portion is connected to track plates can simultaneously be slided along the track plates.
4. super thin metal weld inspection system according to claim 3, it is characterised in that：The track includes track support
And track plates, the track support include base, regulating part and track connecting plate, the top of the regulating part and the rail
Road connecting plate is fixedly connected, and the lower part of the regulating part is fixedly connected with the base and base is absorbed and fixed in plane,
The regulating part is configured to adjust the height of the track support, the both ends of the track plates respectively with the track connecting plate
It is fixed.
5. super thin metal weld inspection system according to claim 4, it is characterised in that：The track plates are straight rail guidance tape
Or curved track guidance tape.
6. super thin metal weld inspection system according to claim 4, it is characterised in that：The radian of the track plates is more than
60°。
7. super thin metal weld inspection system according to claim 1, it is characterised in that：The ultrasonic phase array detection is visited
Head is arc chip, and the arc chip is provided with inside and outside radian voussoir.
8. super thin metal weld inspection system according to claim 1, it is characterised in that：Ultrasonic time difference diffraction detection probe
Frequency be 20MHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721206279.4U CN207232089U (en) | 2017-09-19 | 2017-09-19 | Super thin metal weld inspection system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721206279.4U CN207232089U (en) | 2017-09-19 | 2017-09-19 | Super thin metal weld inspection system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207232089U true CN207232089U (en) | 2018-04-13 |
Family
ID=61863188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721206279.4U Withdrawn - After Issue CN207232089U (en) | 2017-09-19 | 2017-09-19 | Super thin metal weld inspection system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207232089U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109682885A (en) * | 2019-01-31 | 2019-04-26 | 国电锅炉压力容器检验有限公司 | A kind of ultrasonic phase array plate detection automatic scanning device |
| CN117761260A (en) * | 2024-02-20 | 2024-03-26 | 四川省中医药科学院 | Scanning device and scanning method based on plant specimen characteristic analysis |
-
2017
- 2017-09-19 CN CN201721206279.4U patent/CN207232089U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109682885A (en) * | 2019-01-31 | 2019-04-26 | 国电锅炉压力容器检验有限公司 | A kind of ultrasonic phase array plate detection automatic scanning device |
| CN117761260A (en) * | 2024-02-20 | 2024-03-26 | 四川省中医药科学院 | Scanning device and scanning method based on plant specimen characteristic analysis |
| CN117761260B (en) * | 2024-02-20 | 2024-05-03 | 四川省中医药科学院 | Scanning device and scanning method based on plant specimen characteristic analysis |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180413 Effective date of abandoning: 20180619 |
|
| AV01 | Patent right actively abandoned |