CN108169334A - Linear phased array two-chamber water shoes structure and the method using the structure detection tube rod circumferential direction and longitudinal crack - Google Patents
Linear phased array two-chamber water shoes structure and the method using the structure detection tube rod circumferential direction and longitudinal crack Download PDFInfo
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- CN108169334A CN108169334A CN201711365219.1A CN201711365219A CN108169334A CN 108169334 A CN108169334 A CN 108169334A CN 201711365219 A CN201711365219 A CN 201711365219A CN 108169334 A CN108169334 A CN 108169334A
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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
- G01N29/04—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
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- 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
- G01N2291/26—Scanned objects
- G01N2291/267—Welds
- G01N2291/2675—Seam, butt welding
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Abstract
A kind of method the invention discloses linear phased array two-chamber water shoes structure and using the structure detection tube rod circumferential direction and longitudinal crack, including two-chamber water shoes and ultrasonic phase array linear array probe, the upper surface of the two-chamber water shoes is concave surface, to be bonded workpiece surface, and water cavity I and water cavity II are equipped in the two-chamber water shoes；When detecting circumferential crack using water-filling in water cavity I, not water-filling in water cavity II, the not water-filling in water cavity I when detecting longitudinal crack, water-filling in water cavity II.Linear phased array two-chamber water shoes structure can be effectively improved detectability, make phased array detection tubing, the scope of application of bar wider, there is preferable accuracy of detection for the crack defect of pass defect or different directions, detection efficiency is improved simultaneously, to reach the requirement of quick online detection.
Description
Technical field
The present invention relates to the uses of a kind of linear phased array detection pipe bar material circumferential direction and the structure and the structure of longitudinal crack
Method, specifically a kind of linear phased array two-chamber water shoes structure and use structure detection tube rod circumferential direction and longitudinal crack
Method.
Background technology
With scientific and technological progress, increasingly stringenter is become for the quality control requirement of product.Tube rod inside configuration
Circumferential and longitudinal crack defect exists, and is used for safety belt to seriously endanger.Tube rod detection technique present situation, in order to cope with day
Beneficial complicated detection object, ultrasonic detecting technology and means are also constantly progressive, and existing detection means has been not limited solely to
Traditional single probe, double crystal probe and multichannel probe group technology, ultrasonic phased array technology and new focal imaging method all by
Step is applied to complex component field of non destructive testing, and the introducing of these advanced technologies is effectively improved accuracy of detection and detection is imitated
Rate.Here the ultrasonic detecting technology development of rod and tube kind revolving member, rod and tube kind ultrasound automatic detection are briefly introduced
Equipment mainly experienced three generation products more new development, be described as follows：
The first generation：Multi probe combine detection technology, using multi-path-apparatus and multigroup probe combination come detection pipe bar material
Internal flaw, the focusing probe pulse echo method detection thickness direction lamination defect of multiple and different focal lengths, multigroup angle probe detection
Pipe stick axial and circumferential crack like defect detects.But this technology needs pipe to make circumferential and be axially moved, mechanical device is too
Cross complexity.
The second generation：Rotating detector detection technique, compared with Multi probe combine detection technology, swivel head technology using slip ring come
It solves the problems, such as probe coiling, and then the rotation and translation of probe group can be carried out, replace workpiece roto-translation movement, simplify in this way
Mechanical structure, can preferably try out in the larger rod and tube kind workpiece sensing of quality.Rotating detector detection technique is detected for single probe, difficult
With while accuracy of detection is ensured with higher detection efficiency.
The third generation：Phased array detection technique is lacked using phased array linear array along busbar arrangement detection circumferential crack and layering
It falls into, since this method is insensitive to axial crack, it is also necessary to along tube wall, circumferentially phased matrix ring detects axial crack, this
Sample realizes that all standing detects, but such equipment too complex and costliness using linear array and the electron scanning of ring battle array come quick simultaneously.
Invention content
For it is set forth above the technical issues of, and a kind of linear phased array two-chamber water shoes structure is provided and is examined using the structure
The method of test tube bar circumferential direction and longitudinal crack.The technological means that the present invention uses is as follows：
A kind of linear phased array two-chamber water shoes structure, including two-chamber water shoes and ultrasonic phase array linear array probe, the two-chamber water
The upper surface of boots is concave surface, and the cross section of the concave surface is circular arc, the curvature of the circular arc and the outer surface curvature of workpiece for measurement
Unanimously, the workpiece for measurement is rodlike or tubulose, and the lower face of the two-chamber water shoes is parallel to the lowest part by the concave surface
Section, the two-chamber water shoes are internally provided with water cavity I, the orthographic projection and the water of the lowest part of the concave surface in the lower face
Orthographic projection of the axis of chamber I in the lower face overlaps, and the water cavity II for being parallel to the water cavity I is equipped in the two-chamber water shoes,
And the axis of the water cavity II is in the orthographic projection of the lower face and orthographic projection of the lowest part of the concave surface in the lower face
Parallel, the side wall of the two-chamber water shoes of one end of water cavity I described in face is equipped with the discharge outlet I that can discharge the water in water cavity I
With with the I matched discharge outlet sealing cover I of discharge outlet, the two-chamber water shoes side wall of one end of water cavity II described in face is equipped with
The discharge outlet II that water in water cavity II can be discharged and with the II matched discharge outlet sealing cover II of discharge outlet, close to institute
Stating the side walls of water cavity I and the two-chamber water shoes parallel with the axis of the water cavity I, be equipped with can be to the water filling of I water filling of water cavity
Hole I and with the I matched water injection hole sealing cover I of water injection hole, close to the water cavity II and being parallel to II axis of water cavity
The side walls of two-chamber water shoes be equipped with can be matched to the water injection hole II of II water filling of water cavity and with the water injection hole II
Water injection hole sealing cover II；
The ultrasonic phase array linear array probe is fixedly connected with the lower face, and the ultrasonic phase array linear array probe hangs down
Directly in the lower face.The ultrasonic phase array linear array probe has multiple length perpendicular to the ultrasonic phase array linear array probe
The array element chip that is arranged in order of degree direction, and the extending direction of the array element chip vertically with the lower face.
The ultrasonic phase array linear array probe is fixedly connected by coupling liquid and screw with the lower face.
Line between two endpoints of the circular arc is not parallel to the lower face.
A kind of method of linear phased array two-chamber water shoes structure detection tube rod circumferential direction and longitudinal crack, has steps of：
S1：The concave surface is bonded with the outer surface of the workpiece for measurement；
S2：The water injection hole sealing cover I is opened by the water injection hole I water filling into the water cavity I, makes note after filling water
Water hole sealing cover I seals the water injection hole I, and ensures do not have water in the water cavity II simultaneously；
S3：It keeps the linear phased array two-chamber water shoes structure motionless, starts the ultrasonic phase array linear array probe to described
Workpiece for measurement is detected, while the workpiece for measurement is rotated a circle；
S4：The discharge outlet sealing cover I is opened, is emptied the water in the water cavity I by the discharge outlet I, after emptying
The discharge outlet sealing cover I is made to seal the discharge outlet I, opens the water injection hole sealing cover II by the water injection hole II to institute
Water filling in water cavity II is stated, water injection hole sealing cover II is made to seal the water injection hole II after filling water；
S5：It keeps the linear phased array two-chamber water shoes structure motionless, starts the ultrasonic phase array linear array probe to described
Workpiece for measurement is detected, while the workpiece for measurement is rotated a circle, and completes the detection to workpiece for measurement.
The data for finally measuring step S3 and step S5 carry out data processing imaging, can show workpiece for measurement simultaneously
Circumferential crack defect and axial crack defect.
When the circumferential crack defect of workpiece for measurement described in the linear phased array two-chamber water shoes structure measurement, the water cavity I
Water is inside marked with, does not have medium water in the water cavity II, the ultrasonic wave that the ultrasonic phase array linear array probe generates passes through water cavity I
In medium water inject inside workpiece for measurement, because of the reasons in structure of the two-chamber water shoes, ultrasonic wave can vertical incidence to work to be measured
Inside part, and then the circumferential crack in the inside of workpiece for measurement is detected, and the ultrasonic wave in water cavity II is because of air
It is excessive to the acoustic impedance of ultrasonic wave to enter inside workpiece for measurement；When linear phased array two-chamber water shoes structure measurement work to be measured
During the longitudinal crack of part, water is marked in the water cavity II, does not have medium water, the ultrasonic phase array linear array in the water cavity I
The ultrasonic wave that probe generates is incident to through the medium water in water cavity II inside workpiece for measurement, and be not vertical incidence, according to this alunite
Your law, when incident acoustic beam has certain incidence angle, acoustic beam passes through interface that can be reflected in interface, using this law,
Ultrasonic wave after refraction can be detected the longitudinal crack in inside workpiece to be measured, and the ultrasonic wave in water cavity I is because of air
The acoustic impedance to ultrasonic wave it is excessive cannot enter workpiece for measurement inside.
The present invention has the following advantages：
1st, detectability is effectively improved, the scope of application for making phased array detection tubing is wider, no matter is lacked for pass
It falls into or the crack defect of different directions has preferable accuracy of detection.
2nd, detection efficiency is improved, to reach the requirement of quick online detection.
The present invention can be widely popularized in fields such as tube rod structure detections for the foregoing reasons.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to do simply to introduce, it should be apparent that, the accompanying drawings in the following description is this hair
Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is a kind of structure diagram of linear phased array two-chamber water shoes structure in the specific embodiment of the invention.
Fig. 2 is the left view of Fig. 1 in the specific embodiment of the invention.
Fig. 3 is the right view of Fig. 1 in the specific embodiment of the invention.
Fig. 4 is the front view of Fig. 1 in the specific embodiment of the invention.
Fig. 5 is the rearview of Fig. 1 in the specific embodiment of the invention.
Fig. 6 is the vertical view of Fig. 1 in the specific embodiment of the invention.
Fig. 7 is ultrasonic wave vertical incidence schematic diagram in the specific embodiment of the invention.
Fig. 8 is the incident schematic diagram of ultrasonic wave deflection in the specific embodiment of the invention.
Specific embodiment
Purpose, technical scheme and advantage to make the embodiment of the present invention are clearer, below in conjunction with the embodiment of the present invention
In attached drawing, the technical solution in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
All other embodiments obtained without making creative work shall fall within the protection scope of the present invention.
As Figure 1-Figure 8, a kind of linear phased array two-chamber water shoes structure, including two-chamber water shoes 1 and ultrasonic phase array linear array
Probe 2, the model DHF6575L64-0.6*10 of the ultrasonic phase array linear array probe 2, the ultrasonic phase array linear array probe
With 64 array element chips, array element wafer size is 0.4 × 10mm, and the centre-to-centre spacing between two neighboring array element chip is 0.5mm,
64 array element chips are arranged in order along the length direction of the ultrasonic phase array linear array probe, and the array element chip prolongs
Direction is stretched perpendicular to the lower face, and the upper surfaces of the two-chamber water shoes 1 is concave surface, and the cross section of the concave surface is circular arc, institute
The curvature for stating circular arc is consistent with the outer surface curvature of workpiece for measurement, the workpiece for measurement be rodlike or tubulose, the two-chamber water shoes 1
Lower face be parallel to the section of the lowest part by the concave surface, the two-chamber water shoes 1 are internally provided with water cavity I 11, described recessed
Orthographic projection of the lowest part in face in the lower face is overlapped with orthographic projection of the axis of the water cavity I 11 in the lower face, institute
The water cavity II 12 for being equipped in two-chamber water shoes 1 and being parallel to the water cavity I 11 is stated, and the axis of the water cavity II is in the lower face
Orthographic projection is parallel with orthographic projection of the lowest part of the concave surface in the lower face, the two-chamber water of one end of water cavity I described in face
The side wall of boots 1 is matched equipped with the discharge outlet I 111 that can discharge the water in water cavity I 11 and with the discharge outlet I 111
Discharge outlet sealing cover I 112,1 side wall of two-chamber water shoes of one end of water cavity II 12 described in face is equipped with can will be in water cavity II 12
Water discharge discharge outlet II 121 and with the II 121 matched discharge outlet sealing cover II 122 of discharge outlet, close to the water
The side wall of chamber I 11 and the two-chamber water shoes 1 parallel with the axis of the water cavity I 11 is equipped with can be to I 11 water filling of water cavity
Water injection hole I 113 and with the I 113 matched water injection hole sealing cover I 114 of water injection hole, close to the water cavity II 12 and being parallel to
The side wall of the two-chamber water shoes 1 of II 12 axis of water cavity is equipped with can be to II 123 He of water injection hole of II 12 water filling of water cavity
With the II 123 matched water injection hole sealing cover II 124 of water injection hole；
The ultrasonic phase array linear array probe 2 is fixedly connected with the lower face, and the ultrasonic phase array linear array probe 2
Perpendicular to the lower face.
The ultrasonic phase array linear array probe 2 is fixedly connected by coupling liquid and screw with the lower face.
Line between two endpoints of the circular arc is not parallel to the lower face.
A kind of method of linear phased array two-chamber water shoes structure detection tube rod circumferential direction and longitudinal crack, has steps of：
S1：The concave surface is bonded with the outer surface of the workpiece for measurement；
S2：The water injection hole sealing cover I 114 is opened by the water injection hole I 113 water filling into the water cavity I 11, is filled
Water injection hole sealing cover I 114 is made to seal the water injection hole I 113 after water, and ensures do not have water in the water cavity II 12 simultaneously；
S3：It keeps the linear phased array two-chamber water shoes structure motionless, starts the ultrasonic phase array linear array probe 2 to be measured
Workpiece is detected, while the workpiece for measurement is rotated a circle；
S4：The discharge outlet sealing cover I 112 is opened, is arranged the water in the water cavity I 11 by the discharge outlet I 111
Sky makes the discharge outlet sealing cover I 112 seal the discharge outlet I 111 after emptying, it is logical to open the water injection hole sealing cover II 124
The water injection hole II 123 water filling into the water cavity II 12 is crossed, water injection hole sealing cover II 124 is made to seal the water filling after filling water
Hole II 123；
S5：It keeps the linear phased array two-chamber water shoes structure motionless, starts the ultrasonic phase array linear array probe 2 to be measured
Workpiece is detected, while the workpiece for measurement is rotated a circle, and completes the detection to the workpiece for measurement.
The data for finally measuring step S3 and step S5 carry out data processing imaging, can show workpiece for measurement simultaneously
Circumferential crack defect and axial crack defect.
When the circumferential crack defect of workpiece for measurement described in the linear phased array two-chamber water shoes structure measurement, the water cavity I
Water is marked in 11, does not have medium water in the water cavity II 12, the ultrasonic wave that the ultrasonic phase array linear array probe 2 generates passes through
Medium water in water cavity I 11 is injected inside workpiece for measurement, and because of the reasons in structure of the two-chamber water shoes 1, ultrasonic wave can vertical incidence
It is detected to workpiece for measurement, and then to the circumferential crack in the inside of workpiece for measurement, and the ultrasound in water cavity II 12
Wave cannot enter inside workpiece for measurement because the acoustic impedance to ultrasonic wave of air is excessive；When the linear phased array two-chamber water shoes structure
When measuring the longitudinal crack of workpiece for measurement, water is marked in the water cavity II 12, does not have medium water in the water cavity I 11, it is described
The ultrasonic wave that ultrasonic phase array linear array probe 2 generates is incident to through the medium water in water cavity II 12 inside workpiece for measurement, and be not
Vertical incidence, according to Snell's law, when incident acoustic beam has certain incidence angle, acoustic beam passes through interface that can occur in interface
Refraction, using this law, the ultrasonic wave after refraction can be detected the longitudinal crack in inside workpiece to be measured, and in water cavity I
Ultrasonic wave in 11 cannot enter inside workpiece for measurement because the acoustic impedance to ultrasonic wave of air is excessive.
Finally it should be noted that：The above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe is described in detail the present invention with reference to foregoing embodiments, it will be understood by those of ordinary skill in the art that：Its according to
Can so modify to the technical solution recorded in foregoing embodiments either to which part or all technical features into
Row equivalent replacement；And these modifications or replacement, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (4)
1. a kind of linear phased array two-chamber water shoes structure, which is characterized in that including two-chamber water shoes and ultrasonic phase array linear array probe, institute
The upper surfaces of two-chamber water shoes is stated as concave surface, the cross section of the concave surface is circular arc, the curvature of the circular arc and workpiece for measurement it is outer
Surface curvature is consistent, and the workpiece for measurement is rodlike or tubulose, and the lower face of the two-chamber water shoes is parallel to by the concave surface
Lowest part section, the two-chamber water shoes are internally provided with water cavity I, and the lowest part of the concave surface is in the orthographic projection of the lower face
It is overlapped with orthographic projection of the axis of the water cavity I in the lower face, is equipped in the two-chamber water shoes and is parallel to the water cavity I
Water cavity II, and the axis of the water cavity II in the orthographic projection of the lower face and the lowest part of the concave surface in the lower face
Orthographic projection is parallel, and the side wall of the two-chamber water shoes of one end of water cavity I described in face is equipped with the row that can discharge the water in water cavity I
The mouth of a river I and with the I matched discharge outlet sealing cover I of discharge outlet, the two-chamber water shoes side wall of one end of water cavity II described in face
Be equipped with can by the water in water cavity II discharge discharge outlet II and with the II matched discharge outlet sealing cover II of discharge outlet,
Being equipped with close to the side wall of the water cavity I and the two-chamber water shoes parallel with the axis of the water cavity I can be to I water filling of water cavity
Water injection hole I and with the I matched water injection hole sealing cover I of water injection hole, close to the water cavity II and being parallel to the water cavity
The side wall of the two-chamber water shoes of II axis be equipped with can to II water filling of water cavity water injection hole II and with II phase of water injection hole
The water injection hole sealing cover II of cooperation；
The ultrasonic phase array linear array probe is fixedly connected with the lower face, and the ultrasonic phase array linear array probe perpendicular to
The lower face.
2. a kind of linear phased array two-chamber water shoes structure according to claim 1, it is characterised in that：The ultrasound phase-control front
Battle array probe is fixedly connected by coupling liquid and screw with the lower face.
3. a kind of linear phased array two-chamber water shoes structure according to claim 1, it is characterised in that：Two ends of the circular arc
Line between point is not parallel to the lower face.
4. a kind of side using linear phased array two-chamber water shoes structure detection tube rod circumferential direction and longitudinal crack described in claim 1
Method, it is characterised in that have steps of：
S1：The concave surface is bonded with the outer surface of the workpiece for measurement；
S2：The water injection hole sealing cover I is opened by the water injection hole I water filling into the water cavity I, makes water injection hole after filling water
Sealing cover I seals the water injection hole I, and ensures do not have water in the water cavity II simultaneously；
S3：It keeps the linear phased array two-chamber water shoes structure motionless, starts the ultrasonic phase array linear array probe to described to be measured
Workpiece is detected, while the workpiece for measurement is rotated a circle；
S4：The discharge outlet sealing cover I is opened, the water in the water cavity I is emptied by the discharge outlet I, institute is made after emptying
It states discharge outlet sealing cover I and seals the discharge outlet I, open the water injection hole sealing cover II by the water injection hole II to the water
Water filling in chamber II makes water injection hole sealing cover II seal the water injection hole II after filling water；
S5：It keeps the linear phased array two-chamber water shoes structure motionless, starts the ultrasonic phase array linear array probe to described to be measured
Workpiece is detected, while the workpiece for measurement is rotated a circle, and completes the detection to workpiece for measurement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711365219.1A CN108169334B (en) | 2017-12-18 | 2017-12-18 | Phased array dual-cavity water boot structure and method for detecting circumferential and longitudinal cracks of pipe and bar materials by using same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711365219.1A CN108169334B (en) | 2017-12-18 | 2017-12-18 | Phased array dual-cavity water boot structure and method for detecting circumferential and longitudinal cracks of pipe and bar materials by using same |
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| Publication Number | Publication Date |
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| CN108169334A true CN108169334A (en) | 2018-06-15 |
| CN108169334B CN108169334B (en) | 2020-10-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711365219.1A Active CN108169334B (en) | 2017-12-18 | 2017-12-18 | Phased array dual-cavity water boot structure and method for detecting circumferential and longitudinal cracks of pipe and bar materials by using same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110658260A (en) * | 2019-09-29 | 2020-01-07 | 北京星航机电装备有限公司 | Phased array ultrasonic detection system and method for additive manufacturing lattice structure skin and lattice endpoint unconnected defect |
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| US4722224A (en) * | 1985-08-28 | 1988-02-02 | Shiley Inc. | Ultrasonic sensor for the detection of gas bubbles |
| CN202101973U (en) * | 2011-06-08 | 2012-01-04 | 南通航运职业技术学院 | Ultrasonic automation flaw detecting equipment for heavy-caliber seamless steel pipe |
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| CN110658260B (en) * | 2019-09-29 | 2022-02-01 | 北京星航机电装备有限公司 | Phased array ultrasonic detection system and method for additive manufacturing lattice structure skin and lattice endpoint unconnected defect |
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| Publication number | Publication date |
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| CN108169334B (en) | 2020-10-02 |
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Effective date of registration: 20220118 Address after: Room 1719, 17th floor, Kechuang building, 131 Guangxian Road, Dalian hi tech Industrial Park, Liaoning 116000 Patentee after: Dalian Ruidi Acousto Optic Technology Co.,Ltd. Address before: 116028 No. 794, the Yellow River Road, Shahekou District, Liaoning, Dalian Patentee before: Dalian Jiaotong University |