CN107741458A - A kind of airborne scanning rack device for TOFD detections - Google Patents
A kind of airborne scanning rack device for TOFD detections Download PDFInfo
- Publication number
- CN107741458A CN107741458A CN201710960299.9A CN201710960299A CN107741458A CN 107741458 A CN107741458 A CN 107741458A CN 201710960299 A CN201710960299 A CN 201710960299A CN 107741458 A CN107741458 A CN 107741458A
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- China
- Prior art keywords
- probe
- main support
- torsion spring
- fixed mount
- rack device
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- 238000001514 detection method Methods 0.000 title claims abstract description 36
- 239000000523 sample Substances 0.000 claims abstract description 65
- 239000000725 suspension Substances 0.000 claims description 13
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- 230000009194 climbing Effects 0.000 claims description 3
- 238000001179 sorption measurement Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 1
- 238000012360 testing method Methods 0.000 abstract description 3
- 230000007547 defect Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- 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
- 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
- G01N29/225—Supports, positioning or alignment in moving situation
-
- 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
- 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
-
- 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
Landscapes
- 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 Magnetic Means (AREA)
Abstract
The invention provides a kind of airborne scanning rack device for TOFD detections, including fixed mount, link, main support, probe bracket and probe, link is hinged on below fixed mount by rotating shaft, main support is fixed on the end of link, two probe brackets are arranged with main support, the free end of probe bracket is provided with probe mounting frame, probe is arranged on probe mounting frame, lifting release component is additionally provided between fixed mount and main support, lifting release component is used for the lifting and release for controlling main support；Scanning frame of the present invention improves the accuracy of testing result, improves accuracy of detection, is modified to machine-carried type by hand-held so that detection efficiency greatly promotes, and described airborne scanning frame small volume, working stability, maintains easily.
Description
Technical field
It is rack-mounted more particularly, to a kind of airborne scanning for TOFD detections the invention belongs to ultrasonic detection technology field
Put.
Background technology
Ultrasonic wave diffraction time difference method (Time Of Flight Diffraction, TOFD) is a kind of by from waiting to inspect
Diffraction energy that " the end angle " and " end points " place of part internal structure (being primarily referred to as defect) obtain detects the method for defect, mainly
Detecting, quantify and positioning for defect.When carrying out flaw detection work, it is necessary to fix and clamp probe using certain mechanism,
And make probe close proximity to ground, by external power effect, probe can advance along workpiece surface desired trajectory, send in real time simultaneously
Signal is gathered, so as to complete defects detection.This mechanism for being used for fixing and clamping is popped one's head in is called scanning frame.
Existing scanning frame is substantially the T-shaped structure of hand-held, occurs more problem in actual application：1) by
Human factor influences, and hand-held scanning frame pace of popping one's head at work is unstable, and it is disorderly to cause to detect ripple, makes detection
As a result it is inaccurate；2) operator is singlehanded carries out scanning frame, and dynamics is not easy to hold during implementation, it is difficult to ensure that weld seam is all the time
On two center probe lines, it is impossible to ensure accuracy of detection；3) artificial scanning operating efficiency is relatively low.
The content of the invention
In view of this, the present invention is directed to propose it is a kind of for TOFD detection airborne scanning rack device, to solve existing skill
The problem of testing result is inaccurate in art, accuracy of detection is low, detection efficiency is low.
To reach above-mentioned purpose, the technical proposal of the invention is realized in this way：
It is a kind of for TOFD detection airborne scanning rack device, including fixed mount, link, main support, probe bracket and
Probe, link are hinged on below fixed mount by rotating shaft, and main support is fixed on the end of link, is arranged with main support
Two probe brackets, the free end of probe bracket are provided with probe mounting frame, and probe is arranged on probe mounting frame, in fixed mount and master
Lifting release component is additionally provided between support, lifting release component is used for the lifting and release for controlling main support；
Further, lifting release component includes suspension ring, fixed pulley and electric pushrod；Suspension ring are arranged in main support
Portion, fixed pulley are arranged on fixed mount, and suspension ring are oppositely arranged with fixed pulley, and push rod mounting seat is provided with fixed mount, electronic to push away
Bar is arranged in push rod mounting seat；The end of electric pushrod is provided with rope, and on the affixed suspension ring of the other end of rope, and rope is set
On fixed pulley；Transported by the telescopic action of electric pushrod so as to draw the lifting of main support, probe bracket and probe with release
It is dynamic；
Further, camera is additionally provided with fixed mount, camera is arranged on the top between two probes, camera master
It is the working condition of running route and probe in front of real-time monitoring dolly to act on；
Further, torsion spring member is provided between link and fixed mount, torsion spring member makes main support have downwards
Pressure, so as to ensure that probe is close to workpiece surface；
Further, torsion spring member is bolted including interior torsion spring set and is fixed on fixed mount bottom；Outer torsion spring set with
Interior torsion spring set is concentric, and inside and outside torsion spring set is connected by rotating shaft, and torsion spring is set in rotating shaft and between outer torsion spring and interior torsion spring；
Further, cohesive frame is additionally provided between main support and probe bracket, cohesive frame one end is fixed on main support,
The other end is connected to the end of probe bracket by torsion spring structure；Torsion spring structure makes probe bracket stress equalization, so as in device
Defects detection work is completed during overall operation；
Further, fixed mount, which is bolted, is fixed on magnetic adsorption wall climbing cart base plate, and can be run with car；
Further, main support is aluminium section bar, the overall quality of alleviator；
Further, two probe brackets can slide on main support, and spacing is adjustable and fixes；
Further, probe mounting frame is hinged on probe bracket end；
Relative to prior art, a kind of airborne scanning rack device for TOFD detections of the present invention has following excellent
Gesture：
Scanning frame of the present invention improves the accuracy of testing result, improves accuracy of detection, is improved by hand-held
Into machine-carried type so that detection efficiency greatly promotes, and described airborne scanning frame small volume, working stability, maintain easily.
Brief description of the drawings
The accompanying drawing for forming the part of the present invention is used for providing a further understanding of the present invention, schematic reality of the invention
Apply example and its illustrate to be used to explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the airborne scanning frame overall perspective view described in the embodiment of the present invention；
Fig. 2 is another visual angle figure of airborne scanning frame described in the embodiment of the present invention；
Fig. 3 is the airborne scanning frame side view described in the embodiment of the present invention；
Fig. 4 is the airborne scanning frame elevation angle three-dimensional view described in the embodiment of the present invention；
Description of reference numerals：
1- fixed mounts；2- torsion spring members；20- rotating shafts；21- links；3- main supports；30- cohesive frames；4- probe brackets；
40- probe mounting frames；5- pops one's head in；6- cameras；7- suspension ring；8- fixed pulleys；9- electric pushrods；90- push rod mounting seats.
Embodiment
It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than instruction or dark
Show that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, thus it is it is not intended that right
The limitation of the present invention.In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that instruction or hint phase
To importance or the implicit quantity for indicating indicated technical characteristic.Thus, the feature for defining " first ", " second " etc. can
To express or implicitly include one or more this feature.In the description of the invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
With reference to shown in Fig. 1 and 2, it is a kind of for TOFD detection airborne scanning rack device, including fixed mount 1, link 21,
Main support 3, probe bracket 4 and probe 5, link 21 are hinged on the lower section of fixed mount 1, the company of being fixed on of main support 3 by rotating shaft 20
The end of frame 21 is connect, two probe brackets 4 are arranged with main support 3, the free end of probe bracket 4 is provided with probe mounting frame 40,
Probe 5 is arranged on probe mounting frame 40, and lifting release component is additionally provided between fixed mount 1 and main support 3, lifts release group
Part is used for the lifting and release for controlling main support 3；
With reference to shown in Fig. 1,2 and 3, wherein, lifting release component includes suspension ring 7, fixed pulley 8 and electric pushrod 9；Suspension ring 7
The middle part of main support 3 is arranged on, fixed pulley 8 is arranged on fixed mount 1, and suspension ring 7 are oppositely arranged with fixed pulley 8, on fixed mount 1
Provided with push rod mounting seat 90, electric pushrod 9 is arranged in push rod mounting seat 90；The end of electric pushrod is provided with rope, rope
On the affixed suspension ring 7 of the other end, and rope is arranged on fixed pulley 8；By the telescopic action of electric pushrod 9 so as to drawing main support
3rd, the lifting of probe bracket 4 and probe 5 and released movement；Wherein, torsion spring member 2 is provided between link 21 and fixed mount 1,
Torsion spring member 2 makes main support 3 have downward pressure, so as to ensure that probe is close to workpiece surface；Wherein, in main support 3 with visiting
Cohesive frame 30 is additionally provided between head bracket 4, the one end of cohesive frame 30 is fixed on main support 3, and the other end is connected by torsion spring structure
In the end of probe bracket 4；Torsion spring structure makes the stress equalization of probe bracket 4, so as to complete to lack during device overall operation
Fall into detection work；
With reference to shown in Fig. 2, camera 6 is additionally provided with fixed mount 1, camera 6 is arranged on the top between two probes 5,
The main function of camera 6 is the working condition of running route and probe in front of real-time monitoring dolly；
Wherein, fixed mount 1, which is bolted, is fixed on magnetic adsorption wall climbing cart base plate, and can be run with car；Wherein,
Torsion spring member 2 is bolted including interior torsion spring set and is fixed on fixed mount bottom；Outer torsion spring set and interior torsion spring set are concentric, inside and outside
Torsion spring set is connected by rotating shaft 20, and torsion spring is set in rotating shaft 20 and between outer torsion spring and interior torsion spring；Wherein, main support 3
For aluminium section bar, the overall quality of alleviator；Wherein, two probe brackets 4 can slide on main support 3, and spacing is adjustable and fixes；
Wherein, probe mounting frame 40 is hinged on the end of probe bracket 4；
The application method of the present invention：During flaw detection work, magnetic suck dolly is run forward along planned orbit；When dolly does not enter
Row flaw detection work, when quickly being run to next appointed place, first, the electric pushrod being fixed in push rod mounting seat shrinks, band
Running rope rope is moved backward, and the suspension ring and main support for being further connected to the rope other end are lifted up, until being fixed on probe
Probe on support completely disengages workpiece surface, then dolly no-load running, this avoid magnetic suck dolly in no-load running
When abrasion to probe；The camera main function for being suspended on push rod mounting seat front end is running route in front of real-time monitoring dolly
And the working condition of probe.
The beneficial effect of scanning frame of the present invention is：1st, airborne scanning frame makes flaw detection more efficient；2nd, airborne scanning
Frame makes result of detection more accurate, avoids the detection error of human factor；3rd, airborne scanning frame be the convenient maintenance of separate unit with
Safeguard.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God any modification, equivalent substitution and improvements made etc., should be included in the scope of the protection with principle.
Claims (10)
- A kind of 1. airborne scanning rack device for TOFD detections, it is characterised in that：Including fixed mount (1), link (21), master Support (3), probe bracket (4) and probe (5), link (21) are hinged on below fixed mount (1) by rotating shaft (20), main support (3) end of link (21) is fixed on, two probe brackets (4), the freedom of probe bracket (4) are arranged with main support (3) End is provided with probe mounting frame (40) 40, and probe (5) is arranged on probe mounting frame (40), fixed mount (1) and main support (3) it Between be additionally provided with lifting release component, lifting release component can lift and discharge main support (3).
- 2. the airborne scanning rack device according to claim 1 for TOFD detections, it is characterised in that：Lifting release component Including suspension ring (7), fixed pulley (8) and electric pushrod (9)；Suspension ring (7) are arranged on the middle part of main support (3), and fixed pulley (8) is set On fixed mount (1), suspension ring (7) are oppositely arranged with fixed pulley (8) 8, and push rod mounting seat (90) is provided with fixed mount (1) 1, electricity Dynamic push rod (9) is arranged in push rod mounting seat (90)；The end of electric pushrod (9) is provided with rope, and the other end of rope is affixed to be hung On ring (7), and rope is arranged on fixed pulley (8).
- 3. the airborne scanning rack device according to claim 1 for TOFD detections, it is characterised in that：In fixed mount (1) On be additionally provided with camera (6), camera (6) is arranged on the top between two probes (5).
- 4. the airborne scanning rack device according to claim 1 for TOFD detections, it is characterised in that：In link (21) Torsion spring member (2) is provided between fixed mount (1), torsion spring member (2) makes main support (3) have downward pressure.
- 5. the airborne scanning rack device according to claim 4 for TOFD detections, it is characterised in that：Torsion spring member (2) It is bolted including interior torsion spring set and is fixed on fixed mount (1) bottom；Outer torsion spring set and interior torsion spring set are concentric, inside and outside torsion spring set Connected by rotating shaft (20), torsion spring is set in rotating shaft (20) and between outer torsion spring and interior torsion spring.
- 6. the airborne scanning rack device according to claim 1 for TOFD detections, it is characterised in that：In main support (3) Cohesive frame (30) is additionally provided between probe bracket (4), cohesive frame (30) one end is fixed on main support (3), and the other end passes through Torsion spring structure is connected to the end of probe bracket (4).
- 7. the airborne scanning rack device according to claim 1 for TOFD detections, it is characterised in that：Fixed mount (1) is logical Cross bolt connection to be fixed on magnetic adsorption wall climbing cart base plate, and can be run with car.
- 8. the airborne scanning rack device according to claim 1 for TOFD detections, it is characterised in that：Main support (3) is Aluminium section bar.
- 9. the airborne scanning rack device according to claim 1 for TOFD detections, it is characterised in that：Two probe brackets (4) can be slided on main support (3), spacing is adjustable and fixes.
- 10. the airborne scanning rack device according to claim 1 for TOFD detections, it is characterised in that：Probe mounting frame (40) it is hinged on probe bracket (4) end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710960299.9A CN107741458A (en) | 2017-10-16 | 2017-10-16 | A kind of airborne scanning rack device for TOFD detections |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710960299.9A CN107741458A (en) | 2017-10-16 | 2017-10-16 | A kind of airborne scanning rack device for TOFD detections |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107741458A true CN107741458A (en) | 2018-02-27 |
Family
ID=61237323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710960299.9A Pending CN107741458A (en) | 2017-10-16 | 2017-10-16 | A kind of airborne scanning rack device for TOFD detections |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107741458A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108802202A (en) * | 2018-05-29 | 2018-11-13 | 共享铸钢有限公司 | A kind of ultrasonic wave tandem probe apparatus and method |
| CN114179927A (en) * | 2021-12-07 | 2022-03-15 | 大唐（赤峰）新能源有限公司 | Intelligent cleaning and detecting robot |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000166039A (en) * | 1998-11-26 | 2000-06-16 | Yoshitomo Yasugadaira | Sheave fixing universal machine |
| CN201429588Y (en) * | 2009-07-15 | 2010-03-24 | 北京欧宁航宇检测技术有限公司 | Automatic ultrasonic scanner for large-scale workpiece weld joints |
| CN202182874U (en) * | 2011-08-22 | 2012-04-04 | 南通友联数码技术开发有限公司 | Combined scanning frame adopting ultrasound diffraction time difference method |
| CN203658315U (en) * | 2014-01-07 | 2014-06-18 | 中国石油天然气第一建设公司 | Portable time of flight diffraction weld ultrasonic-detection scanner |
| US20170097322A1 (en) * | 2015-10-01 | 2017-04-06 | General Electric Company | Pipeline crack detection |
-
2017
- 2017-10-16 CN CN201710960299.9A patent/CN107741458A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000166039A (en) * | 1998-11-26 | 2000-06-16 | Yoshitomo Yasugadaira | Sheave fixing universal machine |
| CN201429588Y (en) * | 2009-07-15 | 2010-03-24 | 北京欧宁航宇检测技术有限公司 | Automatic ultrasonic scanner for large-scale workpiece weld joints |
| CN202182874U (en) * | 2011-08-22 | 2012-04-04 | 南通友联数码技术开发有限公司 | Combined scanning frame adopting ultrasound diffraction time difference method |
| CN203658315U (en) * | 2014-01-07 | 2014-06-18 | 中国石油天然气第一建设公司 | Portable time of flight diffraction weld ultrasonic-detection scanner |
| US20170097322A1 (en) * | 2015-10-01 | 2017-04-06 | General Electric Company | Pipeline crack detection |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108802202A (en) * | 2018-05-29 | 2018-11-13 | 共享铸钢有限公司 | A kind of ultrasonic wave tandem probe apparatus and method |
| CN114179927A (en) * | 2021-12-07 | 2022-03-15 | 大唐（赤峰）新能源有限公司 | Intelligent cleaning and detecting robot |
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