CN205749400U - A kind of rail vehicle axletree phased array supersonic flaw platform - Google Patents
A kind of rail vehicle axletree phased array supersonic flaw platform Download PDFInfo
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- CN205749400U CN205749400U CN201521097380.1U CN201521097380U CN205749400U CN 205749400 U CN205749400 U CN 205749400U CN 201521097380 U CN201521097380 U CN 201521097380U CN 205749400 U CN205749400 U CN 205749400U
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- axial
- axletree
- planker
- phased array
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Abstract
The utility model discloses a kind of rail vehicle axletree phased array supersonic flaw platform, including lathe bed, axletree clamping device, main shaft drives drive mechanism, detection agency, couplant flusher, controlling organization and phased array crack detector, described detection agency can be according to the control of controller, make phased array probe axially and radially moving along axletree to be measured under the drive of axial detection assembly and radial direction probe assembly, it is achieved the shaft part of different length and diameter is carried out ultrasonic inspection.Flaw platform described in the utility model can carry out automatic flaw detection all sidedly to the solid shafting of existing rail vehicle all size, hollow axle, and inspection speed is fast, automaticity is high, coverage is comprehensive, have higher detection accuracy.
Description
Technical field
This utility model relates to a kind of detection platform, a kind of rail vehicle axletree phased array supersonic flaw platform, belongs to
In field of non destructive testing.
Background technology
Axletree is the key stressed member in rail vehicle running part, and the load that it had both born from car body (applies in traveling
Pull strength, brake force) bear again the additional load in the traveling that track injustice causes, it is the part that a stress is complicated, because of
This, axletree is easy to produce fatigue rupture equivalent damage,.In national standard, also regulation should after rail vehicle travels certain mileage number
Axletree is carried out ultrasonic inspection.The traditional method of ultrasonic inspection for axle is to arrange multiple general at the end face of axle and the diverse location of side
Logical normal probe or the angle probe of different angles, this method needs the quantity popped one's head in many, and process is loaded down with trivial details, and ultrasonic beam is difficult to cover
Cover whole axletree, be susceptible to missing inspection；Some other ultrasonic inspection platforms the most also occur, as meeting different-diameter shaft part
Requirement, the probe of multiple different radians is arranged on a probe bracket, when detection, probe with probe bracket along car
Axle bus moves, and when detecting the shaft part of different-diameter, stretches out and pops one's head in accordingly, and this flaw platform compares traditional method certainly
Dynamicization degree is higher, substantially increases detection efficiency, but, it need nonetheless remain for organizing probe more, cannot to the axletree of different size
General.
Chinese patent CN103760237A discloses a kind of hollow shaft ultrasonic flaw detection device, uses push-and-pull bar type structure, will probe
Stretching into and carry out carrying out flaw detection in hollow axis hole, this class method is only applicable to hollow axle, and current track vehicle in-use automotive axle is existing
Hollow axle also has solid shafting, therefore can not all be suitable for.Chinese patent CN202870036U discloses the phase of a kind of solid axle
Control battle array supersonic detection device, arranges phased-array ultrasonic probe at axle end face and axle journal position, it is difficult to accomplish the complete of sound wave respectively
Face covers, and the axletree for different size needs to redesign the position of layout probe, and versatility is poor.
Summary of the invention
For drawbacks described above, the key technical problem that this utility model solves is to provide a kind of rail vehicle axletree phased array supersonic
Flaw platform, all size solid shafting of existing rail vehicle or hollow axle can be visited by this flaw platform the most automatically
Wound, in conjunction with Figure of description, the technical solution of the utility model is as follows:
A kind of rail vehicle axletree phased array supersonic flaw platform, including lathe bed 1, axletree clamping device, main shaft drives driver
Structure, detection agency, couplant flusher, controlling organization and phased array crack detector 2, it is characterised in that:
Described detection agency includes axial detection assembly, radially probe assembly and probe assembly；
Described axial detection assembly is installed on lathe bed, by axially driving servomotor therein and decelerator 21 drive shaft
Drive probe assembly along the axial slip of axletree 15 to be measured to planker 3；
Described radial direction probe assembly is installed on described axial planker 3, by radial drive servomotor therein and decelerator
29 drive radially planker 4 to drive probe assembly along the radial slippage of axletree 15 to be measured；
Described probe assembly is fixedly mounted on described radial direction planker.
Described axial detection assembly also includes axial leading screw 24 and axial guidance 23；Described axially driving servomotor and decelerator
21 are fixed on lathe bed 1 end, and be fixed on axial leading screw 24 drive connection of lathe bed 1 side；Described axial guidance 23
It is horizontally installed on lathe bed 1, and described axial guidance 23 is all axially in parallel along axletree 15 to be measured with described axial leading screw 24
Arrange；Described axial planker 3 is connected by silk braid is supporting with described axial leading screw 24, and described axial planker 3 is by bottom it
The axial slider 28 installed is slidably connected with described axial guidance 23.
Described radial direction probe assembly also includes radially leading screw 26 and radial guidance 27；Described radial drive servomotor and decelerator
29 are installed on axial planker 3 end, and with radial direction leading screw 26 drive connection being fixed on axial planker 3；Described radial guiding
Rail 27 is horizontally installed on axial planker 3, and described radial guidance 27 and described radial direction leading screw 26 are all along axletree 15 to be measured
Radial parallel setting；Described radial direction planker 4 is connected by silk braid is supporting with described radial direction leading screw 26, and described radial direction planker 4 leads to
Cross the radial slider 25 installed bottom it to be slidably connected with described radial guidance 27.
Described controlling organization controls to be connected with detection agency, controls detection agency and axially or radially moves along axletree 15 to be measured；
Described controlling organization includes the angle of eccentricity encoder being positioned on spindle motor 8, the axle being positioned on axially driving servomotor
To planker angle-position encoder, be positioned on radial drive servomotor radial direction planker angle-position encoder, be positioned on axial planker 3
Axial location range sensor, the radial position range sensor being positioned on radial direction planker 4 and controller 6；
Described axial location range sensor and radial position range sensor gather axially and radially positional information be delivered to institute
State controller 6；Described controller judges and decision-making according to the positional information received, and drive shaft motor 8, axially drives
Dynamic servomotor and the operating of radial drive servomotor, and then drive main axis, axial planker 3 and radial direction planker 4 to move；
Each encoder record rotatable phase information also feeds back to controller 6.
Phased array probe 10 in described probe assembly is flexible phase array transducer, by controlling described flexible phased array
The each array element of ultrasonic transducer is launched the Phase delay of ultrasonic signal and is controlled acoustic beam deflection angle on horizontal plane and vertical plane.
Described couplant flusher includes that catch box 14, conduit 12, water pump 13 and shower nozzle 11, described catch box 14 are fixed
In described axial planker 3 side, one end of described conduit 12 is stretched into bottom catch box 14, and the other end is by water pump 13 and spray
11 connect, and described shower nozzle 11 points to axletree 15 to be measured obliquely, described axial planker is provided with and leads to catch box 14
U-type groove, it is achieved the recycling of couplant.
Described phased array crack detector 2 uses the display mode of C-scan image, is presented on aobvious by the internal image of axletree 15 to be measured
In display screen, can store, waveform playback and data, automatic display defect echo position.
Described axletree clamping device includes scroll chuck 9 and tailstock 18, and scroll chuck 9 is connected to main shaft drives drive mechanism
Outfan；Tailstock 18 is provided with handwheel 19, top 16 and lockable mechanism 17, is installed on lathe bed 1 tailstock guide 20, passes through
Rotation hand wheel adjusts the axial location of tailstock 18.
Described main shaft drives drive mechanism includes spindle motor 8 and the main shaft worm gear reducer 7 being fixed on lathe bed 1, and driving is treated
Measuring car axle 15 rotates.
Described lathe bed 1 uses angle steel skeleton, and Facing material is steel plate, and is fixed on the ground by foundation bolt 22.
Compared with prior art, the beneficial effects of the utility model are:
The solid shafting of existing rail vehicle all size, hollow axle can be carried out all sidedly certainly by flaw platform described in the utility model
Dynamic flaw detection, inspection speed is fast, automaticity is high, coverage is comprehensive, have higher detection accuracy.
Accompanying drawing explanation
Fig. 1 is rail vehicle axletree phased array supersonic flaw platform front perspective view of the present utility model；
Fig. 2 is the rail vehicle axletree phased array supersonic flaw platform back side of the present utility model three-dimensional view；
Fig. 3 is the front view of rail vehicle axletree phased array supersonic flaw platform of the present utility model；
Fig. 4 is the top view of rail vehicle axletree phased array supersonic flaw platform of the present utility model；
Fig. 5 is the detection agency magnified partial view in rail vehicle axletree phased array supersonic flaw platform of the present utility model；
Fig. 6 is the main shaft drives drive mechanism enlarged drawing in rail vehicle axletree phased array supersonic flaw platform of the present utility model；
Fig. 7 is the structure composition frame chart of rail vehicle axletree phased array supersonic flaw platform of the present utility model；
Fig. 8 is the detection agency motion schematic diagram in rail vehicle axletree phased array supersonic flaw platform of the present utility model.
In figure:
1 lathe bed；2 phased array crack detectors；3 axial plankers；4 radial direction plankers；5 probe brackets；6 controllers；
7 main shaft turbine reduction boxes；8 spindle motors；9 scroll chucks；10 phased array probes；11 shower nozzles；12 conduits；
13 water pumps；14 catch boxs；15 axletrees to be measured；16 is top；17 lockable mechanisms；18 tailstocks；19 handwheels；
20 tailstock guides；21 axially driving servomotor and decelerators；22 foundation bolts；23 axial guidances；24 is axial
Leading screw；25 radial slider；26 radial direction leading screws；27 radial guidances；28 axial sliders；29 radial drive servo electricity
Machine and decelerator.
Detailed description of the invention
Below by Figure of description and embodiment, the technical solution of the utility model is described in further detail.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4 and Fig. 7, the utility model discloses a kind of rail vehicle axletree phased array and surpass
Acoustic inspection platform, including lathe bed 1, axletree clamping device, main shaft drives drive mechanism, detection agency, couplant flusher,
Controlling organization, phased array crack detector 2 and related fittings；
The basis that described lathe bed 1 is installed as remaining each parts and accepted, uses angle steel skeleton, and its body surfaces is made up of steel plate,
And use foundation bolt 22 to fix on the ground；
As shown in Figure 6, described main shaft drives drive mechanism includes spindle motor 8 and the main shaft worm gear reducer being fixed on lathe bed 1
Case 7, is used for driving axletree to be measured to rotate.
Described axletree clamping device includes scroll chuck 9 and tailstock 18, and scroll chuck 9 is connected to main shaft turbine reduction box 7
Outfan, on the one hand treats measuring car axle 15 and positions and clamp, on the other hand for by the rotation of reduction gearing in reduction box
Motion passes to axletree 15 to be measured；Tailstock 18, with handwheel 19, top 16 and lockable mechanism 17, is installed on the tailstock of lathe bed
On guide rail 20, for the axletree of different length, the axial location of tailstock 18 can be adjusted by rotation hand wheel 19, and by lock
Locking mechanism 17 is fixed, so that top 16 hold out against axletree 15 to be measured.
Described detection agency is made up of axial detection assembly, radially probe assembly and probe assembly.
As it is shown in figure 5, axial detection assembly includes axial planker 3, axial leading screw 24, axial guidance 23 and axially driving watches
Take motor and decelerator 21.
Radially to probe assembly radially planker 4, axial leading screw 24, radially leading screw 26, radial guidance 27 and radial drive servo
Motor and decelerator 29.
Probe assembly includes probe bracket 5 and phased array probe 10.
Described axially driving servomotor and decelerator 21 are fixed on the side plate of lathe bed 1 tail end, are connected with axial leading screw 24,
Described axial planker 3 side is fixed with the silk braid being matched therewith, and matches equipped with axial guidance 23 bottom axial planker 3
One group of axial slider 28, described axial guidance 23 is bolted on the both sides of lathe bed 1 upper surface.
Described radial drive servomotor and decelerator 29 are arranged on axial planker 3, are connected with radial direction leading screw 26, described
Radially it is fixed with the silk braid being matched therewith bottom planker 4, is radially also equipped with bottom planker 4 matching with radial guidance 27
One group of radial slider 25, described radial guidance 27 is bolted on the both sides of axial planker 3 upper surface.
Described probe bracket 5 is bolted on radial direction planker 4, and phased array probe 10 is arranged on probe bracket 5.
Described phased array probe 10 uses flexible phase array transducer.Ultrasonic signal is launched by controlling each array element of transducer
Phase delay control acoustic beam deflection angle on horizontal plane and vertical plane.Traditional ultrasonic transducer is rigid structure, for
Ensure that ultrasonic transducer is seamless with surface of the work to contact, the ultrasonic transduction of different curvature must be used when the shaft part of the different diameter of axle of detection
Device, therefore piece axletree of detection generally requires the ultrasonic transducer of more than 4 kinds, and this utility model uses flexible phased array supersonic to change
Energy device, can be movable relatively between each array element, as long as slightly being compressed to axletree surface, just by described flexible phase array transducer
Can naturally fit with axletree surface, the most only need the axle using a flexible phase array transducer can detect different-diameter
Section.
Described detection agency can make axially driving servomotor and radial drive servomotor drive axially according to the control of controller
Leading screw 24 and radially leading screw 26 operate, thus drive axial planker 3 and radial direction planker 4 guide rail 23 respectively in axial direction and radial direction
Guide rail 27 moves, so that the probe bracket 5 being fixed on radial direction planker 4 drives phased array probe 10 along axletree 15 to be measured
Axially and radially motion, the shaft part of different length and diameter is carried out ultrasonic inspection；
As it is shown in fig. 7, described controlling organization includes angle of eccentricity encoder, axial planker angle-position encoder, radially planker corner
Encoder, axial location range sensor, radial position range sensor and controller 6, wherein angle of eccentricity encoder position
On spindle motor 8, axial planker angle-position encoder is positioned on axially driving servomotor, and radially planker angle-position encoder is positioned at
On radial drive servomotor, axial location range sensor is positioned on axial planker 3, and radial position range sensor is positioned at footpath
On planker 4.Described axial location range sensor and radial position range sensor gather axially and radially positional information defeated
Delivering to host controller 6, controller 6 judges and decision-making according to the positional information received, drive shaft motor, axially
Drive servomotor and the operating of radial drive servomotor, drive spindle operation, axial planker 3 and radial direction planker 4 to move, from
And produce the probe scanning campaign to axletree.Each encoder record rotatable phase information also feeds back to controller 6.
Described phased array crack detector uses the display mode of C-scan image, and the internal image of axletree 15 to be measured is presented on display
On screen, and can freely store, waveform playback and data, automatic display defect echo position.
Described Harmless flaw platform can carry out automatic flaw detection to the solid shafting of existing rail vehicle all size, hollow axle.
As it is shown in figure 5, described couplant flusher includes catch box 14, conduit 12, water pump 13 and shower nozzle 11, liquid collecting
Case 14 is fixed on axial planker 3 side, and conduit 12 end stretches into bottom catch box 14, and the other end passes through water pump 13 and shower nozzle
11 connect, and shower nozzle 11 points to axletree 15 to be measured obliquely, axial planker 3 is provided with the U-type groove leading to catch box 14,
Couplant is made can automatically to flow back to catch box recycling through this groove.
As shown in Figure 8, use this utility model that axletree carries out the specific works process of nondestructive inspection as follows:
1, data call process；
First start rail vehicle axletree phased array supersonic flaw platform, the control panel of controller 6 inputs axletree to be measured
The model of 15, control system will call the sized data of respective model axletree automatically.
2, axletree clamping process；
Axletree 15 to be measured is positioned on rail vehicle axletree phased array supersonic flaw platform, one end by scroll chuck 9 position,
Clamping, the handwheel 19 on rotating tailstock 18 subsequently, make tailstock 18 slide on tailstock guide 20, until top top 16 is tight
The other end of axletree, finally controls lockable mechanism 17 and makes the position of tailstock 18 fix, and clamping process is complete.
3, axletree flaw detection process；
1) axial location range sensor detects the position signalling of axial planker 3, and the detection of radial position range sensor is radially dragged
The position signalling of plate 4, the range data detected is passed to host controller 6, the data that controller 6 will receive by both
Compare with the sized data of the axletree to be measured 15 called in the above-mentioned first step, calculate the axial position of now phased array probe 10
Put and the radial distance of phased array probe 10 and axletree 15 to be measured, and this distance transform is radially driven turning of servomotor
Angle, sends control instruction to it, is positioned at the radial direction planker angle-position encoder within radial drive servomotor and feeds back to controller 6
Corner information, the result that this order performs is that phased array probe 10 moves radially until being close to axletree 15 surface to be measured；
2) controller controls axially driving servomotor and decelerator 21 starts running subsequently, drives phased array probe 10 to detect
This section of axletree, when there are, in the axletree size called, the data that the diameter of axle changes, controller 6 controls axially driving servomotor
And decelerator 21 suspends operating, and repeat above-mentioned 1) step process, treat that radial drive servomotor and decelerator 29 drive and radially drag
Plate 4 adjusts the radial position of phased array probe 10, until after phased array probe 10 and this section of axletree laminating, axially driving watches
Take motor and decelerator 21 remains in operation, continue to detect next shaft part, until the detection of whole axletree is complete.
4, couplant sprays process；
During the whole flaw detection of above-mentioned 3rd step, controller 6 controls the water pump 13 of couplant flusher with axially driving
Servomotor and decelerator 21 operate together, i.e. spray couplant when phased array probe 10 detects axletree 15 to be measured vertically,
When axially-movable stopping, phased array probe 10 adjust radial position, couplant does not sprays.The operating of water pump 13 makes catch box
Couplant in 14 is sprayed onto on axletree 15 to be measured by conduit 12 and shower nozzle 11, and couplant will be full of phased array probe automatically
10 with the gap of axletree 15 contact position to be measured, make ultrasonic beam preferably incident workpiece.
5, the process of echo-signal and display process；
During the whole flaw detection of above-mentioned 3rd step, controller 6 controls each array element of flexible phase array transducer with one
Ultrasonic signal is launched and received to the Phase delay of set pattern rule, thus controls the deflection angle of acoustic beam, and the ultrasonic beam launched is met
Can reflect during to surface of the work or inside workpiece defect, each array element receive after ultrasound echo signal through preposition amplification,
Programming amplifying, filtering, A/D conversion etc. obtain digitalized ultrasonic signal after processing, and are sent to memorizer storage, and use C-scan
Display mode, is presented on inside workpiece cross-sectional image on the display screen of phased array crack detector 2.
Claims (10)
1. a rail vehicle axletree phased array supersonic flaw platform, including lathe bed (1), axletree clamping device, main shaft drives
Drive mechanism, detection agency, couplant flusher, controlling organization and phased array crack detector (2), it is characterised in that:
Described detection agency includes axial detection assembly, radially probe assembly and probe assembly；
Described axial detection assembly is installed on lathe bed, is driven by axially driving servomotor therein and decelerator (21)
Axially planker (3) drives probe assembly along the axial slip of axletree to be measured (15)；
Described radial direction probe assembly is installed on described axial planker (3), by radial drive servomotor therein and subtract
Speed device (29) drives radially planker (4) to drive probe assembly along the radial slippage of axletree to be measured (15)；
Described probe assembly is fixedly mounted on described radial direction planker.
2. a kind of rail vehicle axletree phased array supersonic flaw platform, it is characterised in that:
Described axial detection assembly also includes axial leading screw (24) and axial guidance (23)；Described axially driving servomotor and
Decelerator (21) is fixed on lathe bed (1) end, and be fixed on axial leading screw (24) drive connection of lathe bed (1) side；
Described axial guidance (23) is horizontally installed on lathe bed (1), and described axial guidance (23) and described axial leading screw (24)
All it is arranged in an axially parallel mode along axletree to be measured (15)；Described axial planker (3) is joined with described axial leading screw (24) by silk braid
Set connects, and described axial planker (3) is slided with described axial guidance (23) by the axial slider (28) installed bottom it
Connect.
3. a kind of rail vehicle axletree phased array supersonic flaw platform, it is characterised in that:
Described radial direction probe assembly also includes radially leading screw (26) and radial guidance (27)；Described radial drive servomotor and
Decelerator (29) is installed on axial planker (3) end, and drives with the radial direction leading screw (26) being fixed on axial planker (3)
It is dynamically connected；Described radial guidance (27) is horizontally installed on axial planker (3), and described radial guidance (27) and institute
State radial direction leading screw (26) all along axletree to be measured (15) radial parallel setting；Described radial direction planker (4) passes through silk braid with described
Radially leading screw (26) supporting connection, described radial direction planker (4) is by the radial slider (25) installed bottom it and described footpath
Direction guiding rail (27) is slidably connected.
4. a kind of rail vehicle axletree phased array supersonic flaw platform, it is characterised in that:
Described controlling organization controls to be connected with detection agency, controls detection agency and axially or radially moves along axletree to be measured (15)；
Described controlling organization includes the angle of eccentricity encoder being positioned on spindle motor (8), is positioned on axially driving servomotor
Axial planker angle-position encoder, the radial direction planker angle-position encoder being positioned on radial drive servomotor, be positioned at axial planker (3)
On axial location range sensor, the radial position range sensor being positioned on radially planker (4) and controller (6)；
Described axial location range sensor and radial position range sensor gather axially and radially positional information be delivered to institute
State controller (6)；Described controller judges and decision-making according to the positional information received, drive shaft motor (8), axle
To driving servomotor and the operating of radial drive servomotor, and then drive main axis, axial planker (3) and radial direction planker
(4) mobile；Each encoder record rotatable phase information also feeds back to controller (6).
5. a kind of rail vehicle axletree phased array supersonic flaw platform, it is characterised in that:
Phased array probe (10) in described probe assembly is flexible phase array transducer, phased by controlling described flexibility
The battle array each array element of ultrasonic transducer is launched the Phase delay of ultrasonic signal and is controlled acoustic beam deflection angle on horizontal plane and vertical plane.
6. a kind of rail vehicle axletree phased array supersonic flaw platform, it is characterised in that:
Described couplant flusher includes catch box (14), conduit (12), water pump (13) and shower nozzle (11), described collection
Liquid case (14) is fixed on described axial planker (3) side, and catch box (14) bottom is stretched in one end of described conduit (12),
The other end is connected with shower nozzle (11) by water pump (13), and described shower nozzle (11) points to axletree to be measured (15), institute obliquely
State and on axial planker, be provided with the U-type groove leading to catch box (14), it is achieved the recycling of couplant.
7. a kind of rail vehicle axletree phased array supersonic flaw platform, it is characterised in that:
Described phased array crack detector (2) use C-scan image display mode, by the internal image of axletree to be measured (15) in
The most on a display screen, can store, waveform playback and data, automatic display defect echo position.
8. a kind of rail vehicle axletree phased array supersonic flaw platform, it is characterised in that:
Described axletree clamping device includes scroll chuck (9) and tailstock (18), and scroll chuck (9) is connected to main shaft drives and passes
The outfan of motivation structure；Tailstock (18) is provided with handwheel (19), top (16) and lockable mechanism (17), is installed on lathe bed (1)
On tailstock guide (20), adjusted the axial location of tailstock (18) by rotation hand wheel.
9. a kind of rail vehicle axletree phased array supersonic flaw platform, it is characterised in that:
Described main shaft drives drive mechanism includes spindle motor (8) and the main shaft worm gear reducer (7) being fixed on lathe bed (1),
Axletree to be measured (15) is driven to rotate.
10. a kind of rail vehicle axletree phased array supersonic flaw platform, it is characterised in that:
Described lathe bed (1) uses angle steel skeleton, and Facing material is steel plate, and is fixed on the ground by foundation bolt (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521097380.1U CN205749400U (en) | 2015-12-24 | 2015-12-24 | A kind of rail vehicle axletree phased array supersonic flaw platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521097380.1U CN205749400U (en) | 2015-12-24 | 2015-12-24 | A kind of rail vehicle axletree phased array supersonic flaw platform |
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| Publication Number | Publication Date |
|---|---|
| CN205749400U true CN205749400U (en) | 2016-11-30 |
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ID=57387795
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521097380.1U Expired - Fee Related CN205749400U (en) | 2015-12-24 | 2015-12-24 | A kind of rail vehicle axletree phased array supersonic flaw platform |
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| Country | Link |
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| CN (1) | CN205749400U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105486750A (en) * | 2015-12-24 | 2016-04-13 | 吉林大学 | Railway vehicle axle phased array ultrasonic flaw detection platform |
| CN107677727A (en) * | 2017-06-04 | 2018-02-09 | 邬冯值 | Free of Automatic Ultrasonic Flaw Detector and couplant spraying cleaning equipment |
| 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 |
-
2015
- 2015-12-24 CN CN201521097380.1U patent/CN205749400U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105486750A (en) * | 2015-12-24 | 2016-04-13 | 吉林大学 | Railway vehicle axle phased array ultrasonic flaw detection platform |
| CN105486750B (en) * | 2015-12-24 | 2018-09-18 | 吉林大学 | A kind of rail vehicle axle phased array supersonic flaw platform |
| CN107677727A (en) * | 2017-06-04 | 2018-02-09 | 邬冯值 | Free of Automatic Ultrasonic Flaw Detector and couplant spraying cleaning equipment |
| 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 |
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