CN104931583B - A kind of rolling stock wheel shaft ultrasonic phased array automatic inspection equipment - Google Patents
A kind of rolling stock wheel shaft ultrasonic phased array automatic inspection equipment Download PDFInfo
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- CN104931583B CN104931583B CN201510091030.2A CN201510091030A CN104931583B CN 104931583 B CN104931583 B CN 104931583B CN 201510091030 A CN201510091030 A CN 201510091030A CN 104931583 B CN104931583 B CN 104931583B
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Abstract
The present invention relates to a kind of rolling stock wheel shaft ultrasonic phased array automatic inspection equipment, module crossbeam is provided with above lathe bed main body；Module crossbeam is provided with transversely movable two hunting gears being oppositely arranged；Hunting gear is located at the both ends on the inside of wheel shaft to be measured；Phased array probe is arranged on below hunting gear；Lathe bed main body both sides are provided with centering apparatus moving up and down；A types probe is arranged on centering apparatus one end, and can carry out transverse shifting by centering apparatus；Wheel shaft rotating mechanism is provided with the middle part of lathe bed main body；Charging and discharging mechanism is additionally provided with lathe bed main body, for loading and unloading wheel shaft；A types are popped one's head in and phased array probe is connected with phased-array ultrasonic defectoscope, the rolling stock wheel shaft ultrasonic phased array automatic inspection equipment of the present invention, 3 D stereo can be carried out to defect to show, the intersection scanning of phased array flaw detection and the probe flaw detection of A types is employed simultaneously, detection efficiency and accuracy rate are high, production cost is low, has a extensive future.
Description
Technical field
The present invention relates to metal defect detection technical field, more particularly to a kind of ultrasonic phased array for rolling stock wheel shaft
Automatic inspection equipment.
Background technology
With the fast development of world's high-speed railway, to adapt to the national economic development, meets the needs of numerous people, China
Railway cause flourishes.The most important thing safely in railway transportation, rolling stock operation be directly connected to people's life and
Property safety, therefore, vehicle is after the operation of certain time, it is necessary to which the running part and brake portion of vehicle are divided
Solution is examined and maintenance, eliminates some parts for being no longer complies with standard, the quality of wherein vehicle axles is particularly important, if vehicle
Wheel shaft is cracked, it is possible to and split in vehicle outage, cause heavy losses, only by after the assay was approved, Fang Kechong
Continued to run with after new assembling, it can be seen that, a qualified, reliable railway wheel axle inspection or testing equipment to vehicle safety extremely
It is important.
The phased-array ultrasonic defect-detecting equipment of the car wheel shaft maintenance most Introduced From Abroad of ultrasonic examination in China at present, and
Truck wheel axles ultrasonic examination technology is also stagnated, and can only use common ultrasonic examination technology, and it needs artificial carry out
Operation, detection efficiency and accuracy rate are low, and the labor intensity of operating personnel is big, and unstable factor is more, can not adapt to China railways car
The demand of high-speed cruising development, the development to China railways vehicle serve certain inhibition.
The content of the invention
A kind of detection efficiency is provided the invention aims to overcome the deficiencies in the prior art and accuracy rate is high, can be realized
The 3 D stereo of defect is shown, at the same employ phased array probe and A types probe carry out intersect scanning rolling stock wheel shaft
Ultrasonic phased array automatic inspection equipment.
To reach above-mentioned purpose, the technical solution adopted by the present invention is：A kind of rolling stock wheel shaft ultrasonic phased array is certainly
Dynamic defectoscope, including lathe bed main body, module crossbeam, hunting gear, centering apparatus, A types probe, phased array probe, wheel shaft rotate
Mechanism, charging and discharging mechanism and the phased-array ultrasonic defectoscope in lathe bed main body；Module is provided with above the lathe bed main body
Crossbeam；The module crossbeam is provided with transversely movable two hunting gears being oppositely arranged；The hunting gear, which is located at, to be treated
Both ends on the inside of measuring wheel axle；The phased array probe is arranged on below hunting gear, and can carry out circumferential shifting by hunting gear
It is dynamic；The lathe bed main body both sides are provided with centering apparatus moving up and down；The A types probe is arranged on centering apparatus one end, and
Transverse shifting can be carried out by centering apparatus；Wheel shaft rotating mechanism is provided with the middle part of the lathe bed main body；In the lathe bed main body also
Provided with charging and discharging mechanism, for upper and lower material wheel pair；The A types probe and phased array probe and phased-array ultrasonic defectoscope phase
Even.
Preferably, the hunting gear includes module fixed plate, module connecting plate A, pneumatic module, module connecting plate B, solid
Dead axle, the first axle sleeve, limited block, first axle, spring, aluminium supporting seat, positioning end cap, bushing, coupling assembly, the first bearing, arc
Probe socket and wedge；The module fixed plate is connected with module crossbeam；The module fixed plate is by module connecting plate A and pneumatically
Module is connected；The pneumatic module is connected by module connecting plate B with fixing axle；The fixing axle lower end is provided with the first axle sleeve；
The first axle sleeve inner upper end is provided with limited block；First axle is provided with first axle sleeve；The first axle is provided with spring；
The first axle lower end passes through aluminium supporting seat, and is connected by positioning end cap with aluminium supporting seat；The first axle lower end and aluminium supporting seat it
Between be additionally provided with it is bushing；The aluminium supporting seat is connected by coupling assembly with the first bearing；First bearing is provided with arcuate probe
Seat；The phased array probe is arranged on arcuate probe seat；Wedge is additionally provided with first bearing.
Preferably, the coupling assembly includes the second axle sleeve and pin.
Preferably, the centering apparatus include module, the second bearing, gusset piece, electric cylinders, positioning seat, telescopic shaft, interior axle,
Compression spring, overcoat, spindle, spring coupling and the second axle；Described module one end is connected by the second bearing with lathe bed main body,
The other end is connected by gusset piece with electric cylinders；The electric cylinders are provided with positioning seat；The telescopic shaft of the electric cylinders is connected with interior axle；Institute
State interior axle and be provided with compression spring；The interior outer shaft sleeve is provided with overcoat；Described overcoat one end and flexible axis connection, the other end is with connecing
Axle is connected；The spindle is connected by spring coupling with the second axle；The A types probe is arranged on the second axle.
Preferably, the A types probe is combined by 0 °, 23.3 ° and 27.3 ° three probes.
Preferably, the wheel shaft rotating mechanism includes motor gasket, motor, first gear, second gear, power transmission shaft, the
Three axle sleeves, support roller and three abutments；The motor gasket is arranged on lathe bed bottom part body；The motor gasket is provided with motor；
The motor is connected by first gear and second gear with power transmission shaft；The power transmission shaft both sides are provided with the 3rd axle sleeve；The biography
End shaft is connected by transmission component with support roller respectively；The transmission component is connected with three abutments；The three abutments are another
One end is provided with mutually isostructural transmission component and support roller.
Preferably, the transmission component includes spacer, the 3rd axle and deep groove ball bearing；Described 3rd axle one end passes through spacer
It is connected with deep groove ball bearing with power transmission shaft, the other end is connected with support roller.
Preferably, the rolling stock wheel shaft ultrasonic phased array automatic inspection equipment also includes electric control system, calculated
Machine and special flaw detection software processing system and image display system；The electric control system and hunting gear, centering apparatus, wheel
Axle rotating mechanism is connected with charging and discharging mechanism, for controlling it to make mechanical movement；At the computer and special flaw detection software
Reason system is connected with phased-array ultrasonic defectoscope and image display system, for receiving A types probe and phased array probe scanning
The information arrived, by the processing for special-purpose software of detecting a flaw, and image display system is shown.
Preferably, it is additionally provided with PLC control system in the electric control system.
Due to the utilization of above-mentioned technical proposal, the present invention has following advantages compared with prior art：The present invention program's
A kind of rolling stock wheel shaft ultrasonic phased array automatic inspection equipment, its is easy to operate, whole-course automation, realizes three to defect
Stereoscopic display is tieed up, while employs phased array probe and A types probe carries out intersection scanning, detection efficiency and accuracy rate are high, meet
The needs of China railways vehicle high-speed operation development, it is to adapt to China to be used as car, lorry, motor-car, subway, track traffic
The special inspecting equipment of nondestructive inspection；Railway wheel axle repair quality can be improved simultaneously, and cancellation is visited again twice, reduces wheel shaft maintenance
Process time, manpower and materials are further saved, saved production cost, to ensuring rail transportation efficiency and traffic safety, carried
Strong guarantee is supplied, its application prospect is very wide.
Brief description of the drawings
Technical solution of the present invention is described further below in conjunction with the accompanying drawings.
Accompanying drawing 1 shows for the rolling stock wheel shaft ultrasonic phased array automatic inspection equipment structure of one embodiment of the present invention
It is intended to.
Accompanying drawing 2 is the partial enlarged drawing of accompanying drawing 1.
Accompanying drawing 3 is the left view of accompanying drawing 1.
Accompanying drawing 4 is the partial enlarged drawing of accompanying drawing 3.
Accompanying drawing 5 is the partial enlarged drawing of accompanying drawing 3.
Accompanying drawing 6 is the top view of accompanying drawing 1.
Accompanying drawing 7 is the partial enlarged drawing of accompanying drawing 6.
Accompanying drawing 8 is rolling stock wheel shaft ultrasonic phased array automatic inspection equipment structural representation of the invention.
Accompanying drawing 9 is the partial enlarged drawing of accompanying drawing 8.
Accompanying drawing 10 is the partial enlarged drawing of accompanying drawing 8.
Wherein：1st, lathe bed main body；2nd, module crossbeam；3rd, A types are popped one's head in；4th, phased array probe；5th, wheel shaft to be detected；201st, mould
Group fixed plate；202nd, module connecting plate A；203rd, pneumatic module；204th, module connecting plate B；205th, fixing axle；206th, first axle
Set；207th, limited block；208th, first axle；209th, spring；210th, aluminium supporting seat；212nd, it is bushing；213rd, end cap is positioned;214th, first
Seat；215th, arcuate probe seat；217th, wedge；218th, the second axle sleeve；219th, sell；301st, module；302nd, the second bearing；303rd, couple
Plate；304th, electric cylinders；305th, positioning seat；306th, telescopic shaft；307th, interior axle；308th, compression spring；309th, overcoat；310th, spindle；
311st, spring coupling；312nd, the second axle；401st, motor gasket；402nd, motor；403rd, first gear；404th, second gear；
405th, power transmission shaft；406th, the 3rd axle sleeve；407th, support roller；408th, three abutments;409th, spacer；410th, the 3rd axle；411st, deep-groove ball
Bearing.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment the present invention is described in further detail.
A kind of rolling stock wheel shaft ultrasonic phased array automatic inspection equipment of the present invention as shown in accompanying drawing 1-10, bag
Include lathe bed main body 1, module crossbeam 2, hunting gear, centering apparatus, A types probe 3, phased array probe 4, wheel shaft rotating mechanism, on
Cutting agency and the phased-array ultrasonic defectoscope in lathe bed main body 1；The top of lathe bed main body 1 is provided with module crossbeam 2；
The module crossbeam 2 is provided with transversely movable two hunting gears being oppositely arranged；The hunting gear, which is located at, treats measuring wheel
Both ends on the inside of axle；The phased array probe 4 is arranged on below hunting gear, and can be carried out by hunting gear circumferential mobile；
The both sides of lathe bed main body 1 are provided with centering apparatus moving up and down；The A types probe 3 is arranged on centering apparatus one end, and can
Transverse shifting is carried out by centering apparatus；The middle part of lathe bed main body 1 is provided with wheel shaft rotating mechanism；In the lathe bed main body 1 also
Provided with charging and discharging mechanism, for loading and unloading wheel shaft；The A types probe 3 and phased array probe 4 and phased-array ultrasonic defectoscope phase
Even；The hunting gear includes module fixed plate 201, module connecting plate A202, pneumatic module 203, module connecting plate B204, solid
Dead axle 205, the first axle sleeve 206, limited block 207, first axle 208, spring 209, aluminium supporting seat 210, positioning end cap 213, bushing
212nd, coupling assembly, the first bearing 214, arcuate probe seat 215 and wedge 217；The module fixed plate 201 and module crossbeam 2
It is connected；The module fixed plate 201 is connected by module connecting plate A202 with pneumatic module 203；The pneumatic module 203 passes through
Module connecting plate B204 is connected with fixing axle 205；The lower end of fixing axle 205 is provided with the first axle sleeve 206；First axle sleeve
206 inner upper ends are provided with limited block 207；First axle 208 is provided with first axle sleeve 206；The first axle 208 is provided with bullet
Spring 209；The lower end of first axle 208 passes through aluminium supporting seat 210, and is connected by positioning end cap 213 with aluminium supporting seat 210；Described
Bushing 212 are additionally provided between the lower end of one axle 208 and aluminium supporting seat 210；The aluminium supporting seat 210 passes through coupling assembly and the first bearing
214 are connected；First bearing 214 is provided with arcuate probe seat 215；The phased array probe 4 is arranged on arcuate probe seat 215
On；Wedge 217 is additionally provided with first bearing 214;The coupling assembly includes the second axle sleeve 218 and pin 219;It is described to look for
Device includes module 301, the second bearing 302, gusset piece 303, electric cylinders 304, positioning seat 305, telescopic shaft 306, interior axle 307, pressure
Contracting spring 308, overcoat 309, spindle 310, the axle 312 of spring coupling 311 and second；Described one end of module 301 passes through second
Seat 302 is connected with lathe bed main body 1, and the other end is connected by gusset piece 303 with electric cylinders 304；The electric cylinders 304 are provided with positioning seat
305；The telescopic shaft 306 of the electric cylinders 304 is connected with interior axle 307；The interior axle 307 is provided with compression spring 308；The interior axle
Overcoat 309 is arranged with outside 307；Described one end of overcoat 309 is connected with telescopic shaft 306, and the other end is connected with spindle 310；It is described to connect
Axle 310 is connected by spring coupling 311 with the second axle 312；The A types probe 3 is arranged on the second axle 312;The A types are visited
First 3 are combined by 0 °, 23.3 ° and 27.3 ° three probes;The wheel shaft rotating mechanism include motor gasket 401, motor 402,
First gear 403, second gear 404, power transmission shaft 405, the 3rd axle sleeve 406, support roller 407 and three abutments 408；The motor pad
Plate 401 is arranged on the bottom of lathe bed main body 1；The motor gasket 401 is provided with motor 402；The motor 402 passes through first gear
403 and second gear 404 be connected with power transmission shaft 405；The both sides of power transmission shaft 405 are provided with the 3rd axle sleeve 406；The power transmission shaft
405 both ends are connected by transmission component with support roller 407 respectively；The transmission component is connected with three abutments 408；Described 3rd
408 other ends of seat are provided with mutually isostructural transmission component and support roller 407；The transmission component includes spacer 409, the 3rd axle 410
With deep groove ball bearing 411；Described one end of 3rd axle 410 is connected by spacer 409 and deep groove ball bearing 411 with power transmission shaft 405, separately
One end is connected with support roller 407；The rolling stock wheel shaft ultrasonic phased array automatic inspection equipment also includes electric control system, meter
Calculation machine and special flaw detection software processing system and image display system；The electric control system and hunting gear, centering apparatus,
Wheel shaft rotating mechanism is connected with charging and discharging mechanism, for controlling it to make mechanical movement；The computer and special flaw detection software
Processing system is connected with phased-array ultrasonic defectoscope and image display system, for receiving A types probe 3 and phased array probe 4
The information received, and shown by image display system；PLC control system is additionally provided with the electric control system.
A kind of rolling stock wheel shaft ultrasonic phased array automatic inspection equipment of the present invention as shown in accompanying drawing 1-10, fit
For being overhauled to lorry RD2, RE wheel shaft, when it begins to use, its operating process is as follows：Startup-selection RD2/RE-
Sample axle sensitivity effect-effect result printing-real axis flaw detection-data analysis-abnormal results printing-to next axle
Flaw detection.
Wherein when carrying out real axis flaw detection, rolling stock wheel shaft ultrasonic phased array is visited automatically by electric control system
The mechanical movement for hindering machine is controlled, and charging and discharging mechanism treats detection wheel shaft and carries out feeding first, then according to wheel shaft to be measured
Diameter, the module in centering apparatus move up and down in lathe bed main body, so as to drive A types probe to move up and down, A types
Probe can be according to wheel shaft adjust automatically angle to be detected, it is ensured that it is located on same axial line with wheel shaft to be detected；Then it is electric
Control system sends signal, and motor is opened, and the rotary shaft of motor rotates automatically, and is passed by first gear and second gear driving
Moving axis is rotated, and power transmission shaft drives support roller to be rotated by transmission component, and such four support rollers just drive wheel shaft to be detected
Rotated；Electric cylinders start, electric cylinders telescopic shaft transverse shifting, are transmitted by the power successively of interior axle, spindle and spring coupling,
So that A types probe can be moved to appropriate position, the scanning of A types probe is completed；And then two on module crossbeam are servo-actuated
Device lateral is moved to specified location, and pneumatic module drives fixing axle to move down, and fixing axle drives first axle to move down, from
And make it that whole aluminium supporting seat moves down, such phased array probe can is automatically lowered suitable position, due to phased array
Direction and the focusing of acoustic beam can be controlled by dynamic electron, by detecting acoustic beam, multi-orientation detection can be made in same position, because
And can in the case of not mobile probe can scanning, detected for axle journal root and wheel seat inlaid part, phased array is visited
Head is located at fixed position, circumferentially turns around, it is possible to all scopes are covered, so as to pass through phased array probe
Complete to treat the comprehensive scanning for detecting wheel shaft；So it is achieved that the phased array probe for treating detection wheel shaft and A types probe intersect
Scanning, detection efficiency and accuracy are improved, after the completion of scanning, then by charging and discharging mechanism by wheel shaft blanking to be detected.
Computer and special flaw detection software processing system include system control, management software and detection data processing software,
Wherein system control and management software are mainly to control each portion action of detecting system, carry out overall system administration and control；
Detection data processing software is used for the process data for adjusting and setting ultrasonic phased array detecting system, and detection data are carried out
Processing, A, B, C, 3D scan image are generated, and detection data and result are managed.
The rolling stock wheel shaft ultrasonic phased array automatic inspection equipment of the present invention, following three kinds can be realized for wheel shaft
Check:（One）Holoaxial penetration-detection, it uses 0 ° of probe of A types to carry out holoaxial penetration-detection in the end face of axletree;（Two）Compensating groove
Detection, it uses the probe of 23.3 ° and 27.3 ° of A types to be detected to off-load groove location；（Three）Using two groups of phased arrays
Probe can detect to wheel mount and compensating groove.
The railway vehicle wheel wheel shaft ultrasonic phased array automatic inspection equipment of the present invention, it also has self-test and inspection function,
There is the prompting of pathological system automatic alarm, and detection data are automatically saved；There is automatic report to hinder function simultaneously；And it can be with
Waveform picture shows result, and and can carries out specific data analysis by three-dimensional graph display, while equipment can store at any time
With printing testing result.
A kind of wheel shaft ultrasonic phased array automatic inspection equipment of the present invention, its is easy to operate, whole-course automation, realizes pair
The 3 D stereo of defect shows, while employs phased array probe and A types probe carries out intersection scanning, meets China railways car
The needs of high-speed cruising development, be adapt to China can as car, lorry, motor-car, subway, track traffic nondestructive inspection it is special
Use detection device；Railway wheel axle repair quality can be improved simultaneously, eliminates and visits again twice, reduces the wheel shaft maintenance craft time,
Manpower and materials are further saved, have saved production cost, to ensuring rail transportation efficiency and traffic safety, there is provided strong
Ensure, its application prospect is very wide.
It the above is only the concrete application example of the present invention, protection scope of the present invention be not limited in any way.All uses
Equivalent transformation or equivalent replacement and the technical scheme formed, all fall within rights protection scope of the present invention.
Claims (6)
- A kind of 1. rolling stock wheel shaft ultrasonic phased array automatic inspection equipment, it is characterised in that：It is horizontal including lathe bed main body, module Beam, hunting gear, centering apparatus, A types probe, phased array probe, wheel shaft rotating mechanism, charging and discharging mechanism and positioned at lathe bed main body On phased-array ultrasonic defectoscope；Module crossbeam is provided with above the lathe bed main body；The module crossbeam is provided with can be horizontal Two mobile hunting gears being oppositely arranged；The hunting gear is located at the both ends on the inside of wheel shaft to be measured；The phased array is visited Head is arranged on below hunting gear；The lathe bed main body both sides are provided with centering apparatus moving up and down；The A types probe is set In centering apparatus one end, and transverse shifting can be carried out by centering apparatus；Wheel shaft rotating mechanism is provided with the middle part of the lathe bed main body； Charging and discharging mechanism is additionally provided with the lathe bed main body, for upper and lower material wheel pair；The A types probe and phased array probe and phased array Supersonic detector is connected；The hunting gear include module fixed plate, module connecting plate A, pneumatic module, module connecting plate B, Fixing axle, the first axle sleeve, limited block, first axle, spring, aluminium supporting seat, positioning end cap, bushing, coupling assembly, the first bearing, arc Shape probe socket and wedge；The module fixed plate is connected with module crossbeam；The module fixed plate passes through module connecting plate A and gas Dynamic model group is connected；The pneumatic module is connected by module connecting plate B with fixing axle；The fixing axle lower end is provided with first axle Set；The first axle sleeve inner upper end is provided with limited block；First axle is provided with first axle sleeve；The first axle is provided with bullet Spring；The first axle lower end passes through aluminium supporting seat, and is connected by positioning end cap with aluminium supporting seat；The first axle lower end and aluminium supporting seat Between be additionally provided with it is bushing；The aluminium supporting seat is connected by coupling assembly with the first bearing；First bearing is visited provided with arc Headstock；The phased array probe is arranged on arcuate probe seat；Wedge is additionally provided with first bearing；The coupling assembly bag Include the second axle sleeve and pin；The centering apparatus include module, the second bearing, gusset piece, electric cylinders, positioning seat, telescopic shaft, interior axle, Compression spring, overcoat, spindle, spring coupling and the second axle；Described module one end is connected by the second bearing with lathe bed main body, The other end is connected by gusset piece with electric cylinders；The electric cylinders are provided with positioning seat；The telescopic shaft of the electric cylinders is connected with interior axle；Institute State interior axle and be provided with compression spring；The interior outer shaft sleeve is provided with overcoat；Described overcoat one end and flexible axis connection, the other end is with connecing Axle is connected；The spindle is connected by spring coupling with the second axle；The A types probe is arranged on the second axle.
- 2. rolling stock wheel shaft ultrasonic phased array automatic inspection equipment according to claim 1, it is characterised in that：The A Type probe is combined by 0 °, 23.3 ° and 27.3 ° three probes.
- 3. rolling stock wheel shaft ultrasonic phased array automatic inspection equipment according to claim 2, it is characterised in that：The wheel Axle rotating mechanism includes motor gasket, motor, first gear, second gear, power transmission shaft, the 3rd axle sleeve, support roller and three abutments； The motor gasket is arranged on lathe bed bottom part body；The motor gasket is provided with motor；The motor by first gear and Second gear is connected with power transmission shaft；The power transmission shaft both sides are provided with the 3rd axle sleeve；The both ends of the drive shaft passes through transmission group respectively Part is connected with support roller；The transmission component is connected with three abutments；The three abutments other end is provided with mutually isostructural transmission Component and support roller.
- 4. rolling stock wheel shaft ultrasonic phased array automatic inspection equipment according to claim 3, it is characterised in that：The biography Dynamic component includes spacer, the 3rd axle and deep groove ball bearing；Described 3rd axle one end passes through spacer and deep groove ball bearing and power transmission shaft It is connected, the other end is connected with support roller.
- 5. the rolling stock wheel shaft ultrasonic phased array automatic inspection equipment according to any one of claim 1-4, it is special Sign is：The rolling stock wheel shaft ultrasonic phased array automatic inspection equipment also includes electric control system, computer and special Flaw detection software processing system and image display system；The electric control system and hunting gear, centering apparatus, wheel shaft rotating machine Structure is connected with charging and discharging mechanism, for controlling it to make mechanical movement；The computer and it is special flaw detection software processing system with Phased-array ultrasonic defectoscope is connected with image display system, the information arrived for receiving A types probe with phased array probe scanning, By the processing for special-purpose software of detecting a flaw, and image display system is shown.
- 6. rolling stock wheel shaft ultrasonic phased array automatic inspection equipment according to claim 5, it is characterised in that：The electricity PLC control system is additionally provided with gas control system.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510091030.2A CN104931583B (en) | 2015-03-01 | 2015-03-01 | A kind of rolling stock wheel shaft ultrasonic phased array automatic inspection equipment |
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| CN201510091030.2A CN104931583B (en) | 2015-03-01 | 2015-03-01 | A kind of rolling stock wheel shaft ultrasonic phased array automatic inspection equipment |
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| CN104931583A CN104931583A (en) | 2015-09-23 |
| CN104931583B true CN104931583B (en) | 2017-12-19 |
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| CN105486750B (en) * | 2015-12-24 | 2018-09-18 | 吉林大学 | A kind of rail vehicle axle phased array supersonic flaw platform |
| CN106970151A (en) * | 2017-05-16 | 2017-07-21 | 长春工业大学 | Portable plane overlaps the phased array supersonic quantitative testing device and method of short weld seam |
| CN107478726A (en) * | 2017-09-19 | 2017-12-15 | 南京林城亿轮轨道交通技术有限公司 | A kind of solid shafting phased-array ultrasonic fault detection system and its detection method |
| CN109917005A (en) * | 2019-03-28 | 2019-06-21 | 北京首钢股份有限公司 | A kind of roll method of detection |
| CN111473095A (en) * | 2020-06-03 | 2020-07-31 | 湖北合强机械发展股份有限公司 | Single-side alignment rotating shaft device |
| CN116087333B (en) * | 2023-04-11 | 2023-06-16 | 广州索诺星信息科技有限公司 | Symmetrical ultrasonic imaging device |
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| CN201876439U (en) * | 2010-11-23 | 2011-06-22 | 北京聚龙科技发展有限公司 | Ultrasonic phased array defectoscope for wheel set |
| CN103217477A (en) * | 2013-04-01 | 2013-07-24 | 清华大学 | Axle radial ultrasonic automatic flaw detecting device and control method |
| CN203551519U (en) * | 2013-11-13 | 2014-04-16 | 北京双河理声自动化检测技术有限公司 | Ultrasonic imaging automatic inspection machine for train axle |
| CN204086214U (en) * | 2014-09-05 | 2015-01-07 | 西南交通大学 | A kind of Railway wheelset failure detector |
| CN204405603U (en) * | 2015-03-01 | 2015-06-17 | 江苏赛福探伤设备制造有限公司 | A kind of rolling stock wheel shaft ultrasonic phased array automatic inspection equipment |
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