CN106546666A - A kind of K-type scanner suitable for rail examination - Google Patents
A kind of K-type scanner suitable for rail examination Download PDFInfo
- Publication number
- CN106546666A CN106546666A CN201710024347.3A CN201710024347A CN106546666A CN 106546666 A CN106546666 A CN 106546666A CN 201710024347 A CN201710024347 A CN 201710024347A CN 106546666 A CN106546666 A CN 106546666A
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- CN
- China
- Prior art keywords
- rail
- probe
- pair
- type scanner
- encoder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- 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
- G01N2291/26—Scanned objects
- G01N2291/267—Welds
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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)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The embodiment of the invention discloses a kind of K-type scanner suitable for rail examination, including driving means, bending joint, probe clamping coupling device can be locked, the driving means include a pair of bases, a pair of slide rails, master and slave synchronous pulley, Timing Belt, a pair of slide units；The bending joint of locking includes joint base, limited block, stopper slot；The probe clamping coupling device is fixedly installed on described can lock below bending joint.Using the present invention, weld defect scanning can be carried out to the head of rail and the flange of rail, and ensure during scanning, make probe carry out slide-and-guide adaptation with rail, ensure the uniformity of probe and the coupling of rail, and defect position is directly read by scale, simultaneously instrument can also illustrate the position of defect by position feedback device, it is ensured that measurement simplification and accuracy.
Description
Technical field
The present invention relates to ultrasonic examination field, more particularly to a kind of ultrasonic examination scanning equipment, for finding rail
Rail head, the weld defect at flange of rail position.Weld seam hurt is made a look up, is positioned.
Background technology
Steel rail welding line ultrasound examination is based on ultrasonic wave end corner reflection principle, using ultrasonic reflections defectoscopy.Do K-type to sweep
Need to ensure that one one is received two probes in strict accordance with co-speed relative movement, so can just make acoustic beam be energy defect is run into when looking into
Reflex to accurate location to be received by receiving transducer in order to avoid leaking through hurt.Deposit when doing rail head flange of rail weld seam K-type scanning by hand in the past
Cannot ensure accurately in movement locus, the shortcoming that probe coupling uniformity cannot ensure.
The content of the invention
Embodiment of the present invention technical problem to be solved is, there is provided a kind of K-type scanner suitable for rail examination.
The running orbit and coupling uniformity of probe stationary can be ensured.
In order to solve above-mentioned technical problem, a kind of K-type scanner suitable for rail examination is embodiments provided,
Including driving means, bending joint, probe clamping coupling device can be locked；
The driving means include a pair of bases, a pair of slide rails being set in parallel between the pair of base, are respectively arranged at
Master and slave synchronous pulley on the pair of base, it is in linkage with the Timing Belt of the master and slave synchronous pulley, is fixedly installed on respectively
On the Timing Belt both sides and a pair of slide units being slideably positioned on the pair of slide rail respectively；
The bending joint of locking includes that the joint base being fixedly installed on the slide unit, rotation are arranged at the joint base
Interior limited block, is provided with stopper slot on the limited block, the inner end of the joint base is provided with sliding groove, in the sliding groove
Slip limited location push rod, is provided with compression spring between the spacing push rod and the joint base, the spacing push rod has
The projection engaged with the stopper slot；
The probe clamping coupling device is fixedly installed on described can lock below bending joint.
Further, magnet is provided with below the base.
Further, scanning starting point is provided with the pair of slide rail, indicates that the scale of position occurs in hurt.
Further, the probe clamping coupling device includes rotating and is arranged at the probe that can be locked below bending joint
Guide holder, the spring for being arranged at the probe guide holder bottom, the clamping nail for being arranged at the probe guide holder oral area, the folder
Holding nail coordinates fixation to block probe with the spring.
Further, the probe guide holder is arranged at described can lock below bending joint by a grip slipper.
Further, the grip slipper is provided with banking pin above the probe guide holder.
Further, the grip slipper and described locks be connected between bending joint arm.
Further, also including position feedback device, which includes being fixedly installed on the master or from synchronous pulley side
Base on encoder bases, rotation be arranged on the encoder bases encoder installing plate, be fixedly installed on it is described
Encoder on encoder installing plate, the measurement wheel of the encoder coordinate with the master or from synchronous pulley.
Further, the encoder installing plate passes through rotating shaft and coordinates torsion spring to be installed on the encoder bases.
Implement the embodiment of the present invention, have the advantages that：The present invention can carry out weld seam to the head of rail and the flange of rail
Defect scanning, and ensure during scanning, make probe carry out slide-and-guide adaptation with rail, it is ensured that the coupling of probe and rail
The uniformity of conjunction, and defect position is directly read by scale, at the same instrument can also be illustrated by position feedback device it is scarce
Sunken position, it is ensured that measurement simplification and accuracy.
Description of the drawings
The overall structure diagram of Fig. 1 present invention；
Fig. 2 is the overlooking the structure diagram of a pair of slide rails；
Fig. 3 is the cross section structure diagram that can lock bending joint；
Fig. 4 is the structural representation of probe clamping coupling device；
Fig. 5 is the cross section structure diagram of A-A in Fig. 4；
Fig. 6 is the structural representation of position feedback device；
Fig. 7 is the cross section structure diagram of B-B in Fig. 6；
Fig. 8 is the structural representation of present invention scanning on rail.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, the present invention is made further below in conjunction with accompanying drawing
Describe in detail.
A kind of K-type scanner suitable for rail examination of the embodiment of the present invention, including driving means 1, can lock bending close
Section 2, probe clamping coupling device 3, position feedback device 4.
Structural representation as shown in Figure 1.
Driving means 1 include a pair of bases 11a, 11b, be set in parallel in a pair of slide rails, 12 a between base 11a, 11b,
12b, the main synchronous pulley 13a being arranged on base 11a, be arranged on base 11b from synchronous pulley 13b, be in linkage with main same
Step belt wheel 13a, the Timing Belt 14 of synchronous pulley 13b, are fixedly installed on 14 both sides of Timing Belt respectively and are slideably positioned in respectively
A pair of slide units 15a, 15b on slide rail 12 a, 12b.
Slide unit 15a, 15b are fixedly installed on Timing Belt 14 by gripping block 16a, 16b respectively.
Magnet 17 is provided with below base 11a, 11b, for making on 1 adsorbate rail of driving means.It is whole during work
Individual device provides absorption affinity and is allowed to be fixed on rail, and the magnet mounting surface of base is processed into not according to rail specification difference
Different rail are adapted to inclined-plane
Scanning starting point is provided with 12 a of slide rail, the scale for indicating that position occurs in hurt is provided with slide rail 12b, as shown in Figure 2.
In the present embodiment, main synchronous pulley 13 is combined with handwheel, but the present invention is also may be selected using Motor drive master
Synchronous pulley 13, the present embodiment here are not limited.
When main synchronous pulley 13 is rotated, Timing Belt 14 drives the ground relative motion of slide unit 15a, 15b synchronous parallel, slide rail to rise
Guide effect, it is ensured that Motion Parallel between slide unit.
As shown in Figure 1, Figure 3, the joint base 21 that bending joint 2 includes being fixedly installed on slide unit can be locked, is rotated and is arranged
Limited block 22 in joint base 21, is provided with stopper slot 23 on limited block 22, the inner end of joint base 21 is provided with sliding groove
24, slip limited location push rod 25 in sliding groove 24 is provided with compression spring 26 between spacing push rod 25 and joint base 21, spacing
Push rod 25 is with the projection 27 engaged with stopper slot 23.
Operation, when limited block 22 turns to suitable position, the effect of the compression spring 26 of spacing push rod 25
Under, it is in making projection 27 stretch into stopper slot 23 and stuck, now constant operating position can be provided for probe.Stirred with hand during release
Probe is gone back to original position by the releasable limited block of spacing push rod.
As shown in Figure 4, Figure 5, probe clamping coupling device 3 includes rotating and is arranged at the clamping that can be locked below bending joint 2
Seat 31, probe guide holder 32, are arranged at two springs 33 of 32 bottom of probe guide holder, and spring 33 is installed on probe guide holder 32
In the spring lead 34 of bottom.
Probe guide holder 32 is rotated and is arranged on grip slipper 31, and probe 32 oral area of guide holder is provided with clamping nail 35, two
Individual spring 33 is coordinated with clamping nail 35, probe 5 is arranged in probe guide holder 32, and is provided stable coupling for probe 5
Power, spring lead can be adjusted according to different occasions in real work and different bonding forces are provided.Clamping nail 35 can prevent probe
Lose because power is acted on when leaving workpiece.
In order that probe guide holder 32 can adapt to rail arcuate surface to rotate in certain limit,
Grip slipper 31 is provided with banking pin 36 above probe guide holder 32.
In the present embodiment, slide unit 15a, 15b is respectively arranged with two and can lock bending joint 2, and two can be locked bending and close
Section 2 is provided with probe clamping coupling device 3, and one of probe clamping coupling device 3 can lock bending by the connection of arm 37
Joint 2, so which can carry out scanning to rail head of rail, flange of rail position.
As shown in Figure 6, Figure 7, position feedback device 4 includes the encoder bases 41 being fixedly installed on base 11b, rotates
The encoder installing plate 42 being arranged on encoder bases 41, the encoder 43 being fixedly installed on encoder installing plate 42, compile
The measurement wheel 44 of code device 43 with coordinate from synchronous pulley 13b.
Encoder installing plate 42 passes through rotating shaft 45 to coordinate torsion spring 46 to be installed on encoder bases 41, makes the measurement wheel 44 can
Elasticity is against from synchronous pulley 13b.Torsion spring 46 provides bonding force makes both non-slip, improves the accuracy of measurement.
Structural representation with reference to shown in Fig. 8.
Whole working of the present invention is as follows：Machine is placed in into starting point, rail head is locked respectively, flange of rail bending joint makes spy
The firm laminating Rail Surface of head clamping coupling device.The main synchronous pulley of left-right rotation, the quarter for making slide unit movement cover on slide rail
Degree, when flaw echo is shown on instrument, can directly read the position of defect by the scale on another slide rail.While instrument
Defective locations can be shown on schematic diagram by the positional information of position feedback device.
Above disclosed is only a kind of preferred embodiment of the invention, and the power of the present invention can not be limited certainly with this
Sharp scope, therefore the equivalent variations made according to the claims in the present invention, still belong to the scope covered by the present invention.
Claims (10)
1. a kind of K-type scanner suitable for rail examination, it is characterised in that including driving means, bending joint, probe can be locked
Clamping coupling device；
The driving means include a pair of bases, a pair of slide rails being set in parallel between the pair of base, are respectively arranged at
Master and slave synchronous pulley on the pair of base, it is in linkage with the Timing Belt of the master and slave synchronous pulley, is fixedly installed on respectively
On the Timing Belt both sides and a pair of slide units being slideably positioned on the pair of slide rail respectively；
The bending joint of locking includes that the joint base being fixedly installed on the slide unit, rotation are arranged at the joint base
Interior limited block, is provided with stopper slot on the limited block, the inner end of the joint base is provided with sliding groove, in the sliding groove
Slip limited location push rod, is provided with compression spring between the spacing push rod and the joint base, the spacing push rod has
The projection engaged with the stopper slot；
The probe clamping coupling device is fixedly installed on described can lock below bending joint.
2. the K-type scanner suitable for rail examination according to claim 1, it is characterised in that set below the base
It is equipped with magnet.
3. the K-type scanner suitable for rail examination according to claim 1, it is characterised in that on the pair of slide rail
It is provided with scanning starting point, indicates that the scale of position occurs in hurt.
4. the K-type scanner suitable for rail examination according to claim 1, it is characterised in that the probe clamps coupling
Attach together to put and be arranged at the probe guide holder that can be locked below bending joint, be arranged at the probe guide holder bottom including rotating
Spring, be arranged at it is described probe guide holder oral area clamping nail, it is described clamping nail with the spring coordinate fixation blocks probe.
5. the K-type scanner suitable for rail examination according to claim 4, it is characterised in that the probe guide holder
Described can lock below bending joint is arranged at by a grip slipper.
6. the K-type scanner suitable for rail examination according to claim 5, it is characterised in that the grip slipper is in institute
State banking pin is provided with above probe guide holder.
7. the K-type scanner suitable for rail examination according to claim 6, it is characterised in that the grip slipper and institute
State to lock and between bending joint, be connected with arm.
8. the K-type scanner suitable for rail examination according to claim 7, it is characterised in that the spring is installed on
In the spring lead of the probe guide holder bottom.
9. the K-type scanner suitable for rail examination according to claim 2,3,6,7 or 8, it is characterised in that also include
Position feedback device, which includes being fixedly installed on the master or the encoder bases from the base of synchronous pulley side, rotates
The encoder installing plate being arranged on the encoder bases, the encoder being fixedly installed on the encoder installing plate, institute
The measurement wheel of encoder is stated with the master or is coordinated from synchronous pulley.
10. the K-type scanner suitable for rail examination according to claim 9, it is characterised in that the encoder is installed
Plate passes through rotating shaft and coordinates torsion spring to be installed on the encoder bases.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710024347.3A CN106546666B (en) | 2017-01-13 | 2017-01-13 | K-shaped scanning device suitable for steel rail flaw detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710024347.3A CN106546666B (en) | 2017-01-13 | 2017-01-13 | K-shaped scanning device suitable for steel rail flaw detection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106546666A true CN106546666A (en) | 2017-03-29 |
| CN106546666B CN106546666B (en) | 2023-03-14 |
Family
ID=58398323
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710024347.3A Active CN106546666B (en) | 2017-01-13 | 2017-01-13 | K-shaped scanning device suitable for steel rail flaw detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106546666B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107271555A (en) * | 2017-07-31 | 2017-10-20 | 南通友联数码技术开发有限公司 | A kind of steel rail welding line ultrasonic testing system and its detection method |
| CN115027529A (en) * | 2022-08-10 | 2022-09-09 | 广东汕头超声电子股份有限公司 | Portable rail bottom scanning method |
| CN115112765A (en) * | 2022-08-29 | 2022-09-27 | 广东汕头超声电子股份有限公司 | Rail foot scanning and flaw detection device |
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| WO2000025126A1 (en) * | 1998-10-23 | 2000-05-04 | Gang Li | Method, transducer wheel and flaw detection system for ultrasonic detecting railroad rails |
| JP2005188930A (en) * | 2003-12-24 | 2005-07-14 | Daido Steel Co Ltd | Rail flaw detection auxiliary tool |
| CN101256173A (en) * | 2007-03-01 | 2008-09-03 | 中国石油天然气股份有限公司 | Manual scanner for spiral weld joint |
| CN101520437A (en) * | 2009-03-27 | 2009-09-02 | 四川省彭山县天源检测有限公司 | Scanning device for rail weld seam flaw detection |
| JP2009236808A (en) * | 2008-03-28 | 2009-10-15 | Railway Technical Res Inst | Rail flaw inspection method and apparatus |
| CN103175894A (en) * | 2013-02-06 | 2013-06-26 | 合肥超科电子有限公司 | Manual wheel type steel rail ultrasonic flaw detection car |
| CN204086215U (en) * | 2014-09-26 | 2015-01-07 | 北京铁路局丰润工务段 | Steel rail welding line reflectoscope |
| CN204165943U (en) * | 2014-10-15 | 2015-02-18 | 北京新联铁科技股份有限公司 | Comprehensive probe is used in a kind of railway track flaw detection |
| CN104407116A (en) * | 2014-12-02 | 2015-03-11 | 武汉翰铁科技有限公司 | Steel rail weld seam detection machine and method |
| CN204832115U (en) * | 2015-08-18 | 2015-12-02 | 广深铁路股份有限公司广州工务段 | Rail device of detecting a flaw |
-
2017
- 2017-01-13 CN CN201710024347.3A patent/CN106546666B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000025126A1 (en) * | 1998-10-23 | 2000-05-04 | Gang Li | Method, transducer wheel and flaw detection system for ultrasonic detecting railroad rails |
| JP2005188930A (en) * | 2003-12-24 | 2005-07-14 | Daido Steel Co Ltd | Rail flaw detection auxiliary tool |
| CN101256173A (en) * | 2007-03-01 | 2008-09-03 | 中国石油天然气股份有限公司 | Manual scanner for spiral weld joint |
| JP2009236808A (en) * | 2008-03-28 | 2009-10-15 | Railway Technical Res Inst | Rail flaw inspection method and apparatus |
| CN101520437A (en) * | 2009-03-27 | 2009-09-02 | 四川省彭山县天源检测有限公司 | Scanning device for rail weld seam flaw detection |
| CN103175894A (en) * | 2013-02-06 | 2013-06-26 | 合肥超科电子有限公司 | Manual wheel type steel rail ultrasonic flaw detection car |
| CN204086215U (en) * | 2014-09-26 | 2015-01-07 | 北京铁路局丰润工务段 | Steel rail welding line reflectoscope |
| CN204165943U (en) * | 2014-10-15 | 2015-02-18 | 北京新联铁科技股份有限公司 | Comprehensive probe is used in a kind of railway track flaw detection |
| CN104407116A (en) * | 2014-12-02 | 2015-03-11 | 武汉翰铁科技有限公司 | Steel rail weld seam detection machine and method |
| CN204832115U (en) * | 2015-08-18 | 2015-12-02 | 广深铁路股份有限公司广州工务段 | Rail device of detecting a flaw |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107271555A (en) * | 2017-07-31 | 2017-10-20 | 南通友联数码技术开发有限公司 | A kind of steel rail welding line ultrasonic testing system and its detection method |
| CN115027529A (en) * | 2022-08-10 | 2022-09-09 | 广东汕头超声电子股份有限公司 | Portable rail bottom scanning method |
| CN115027529B (en) * | 2022-08-10 | 2022-11-11 | 广东汕头超声电子股份有限公司 | Portable rail bottom scanning method |
| CN115112765A (en) * | 2022-08-29 | 2022-09-27 | 广东汕头超声电子股份有限公司 | Rail foot scanning and flaw detection device |
| CN115112765B (en) * | 2022-08-29 | 2022-11-08 | 广东汕头超声电子股份有限公司 | Rail foot scanning and flaw detection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106546666B (en) | 2023-03-14 |
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