CN110243933A - A kind of detection device and ring detection method for large ring - Google Patents
A kind of detection device and ring detection method for large ring Download PDFInfo
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- CN110243933A CN110243933A CN201910316985.1A CN201910316985A CN110243933A CN 110243933 A CN110243933 A CN 110243933A CN 201910316985 A CN201910316985 A CN 201910316985A CN 110243933 A CN110243933 A CN 110243933A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
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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
- G01N29/28—Details, e.g. general constructional or apparatus details providing acoustic coupling, e.g. water
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Abstract
The application provides a kind of detection device for large ring and ring detection method, belongs to Ultrasonic Nondestructive technical field.It includes the sink equipped with couplant, for placing ring；Rotating mechanism, rotating mechanism are rotatably installed in sink, and ring is arranged on rotating mechanism；Gantry, the periphery of the opposite two side walls of sink is arranged in the both ends of gantry, and can move along the length direction of the two side walls of sink；Ultrasonic scan mechanism, including sliding trolley and ultrasound detection component, sliding trolley are movably mounted on gantry along the axial direction of gantry, and are in the top of sink；Ultrasound detection component is liftably mounted on sliding trolley, for detecting the internal flaw of ring.The detection device can carry out accurate comprehensive test to ring, be suitable for the detection of different size rings, and then improve the detection efficiency of ring and the accuracy of detection data.
Description
Technical field
This application involves Ultrasonic Nondestructive technical field more particularly to a kind of detection device for large ring and
Ring detection method.
Background technique
Large ring obtains extensively in industries such as wind-power electricity generation, power transmission, ship equipment, engineering machinery, metallurgical machineries
Using ring rolling is one of the major way of ring processing, is easy to produce during the rolling process, inside ring various types of
The defect of type, when flaw size is exceeded, the service performance of ring will receive larger impact, cause security risk.
Ultrasonic examination is the detection most common method of ring internal flaw, currently, ring ultrasound detection is predominantly artificial
Hand-held detection, artificial detection are easy the influence of examined personnel's operating experience, cause detection error and detection efficiency is low；It is large-scale
Ring generally uses local immersion method ultrasound detection, and this method is easy to produce bubble, slag inclusion etc., causes testing result mixed and disorderly, sentences
It is not difficult.
Summary of the invention
The first purpose of the application is to provide a kind of detection device for large ring and ring detection method, it is intended to
Improve the small problem of the ring detection scope of application in the prior art.
The technical solution of the application is:
A kind of detection device for large ring, comprising:
Sink equipped with couplant, for placing ring；
Rotating mechanism, the rotating mechanism are rotatably installed in the sink, and the ring is arranged in the rotation
In mechanism；
The periphery of the opposite two side walls of the sink is arranged in gantry, the both ends of the gantry, and can be along the water
The length direction of the two side walls of slot is mobile；
Ultrasonic scan mechanism, including sliding trolley and ultrasound detection component, axial direction of the sliding trolley along the gantry
Direction is movably mounted on the gantry, and is in the top of the sink；The ultrasound detection component is liftably pacified
On the sliding trolley, for detecting the internal flaw of the ring.
It is according to the non-limiting embodiment of the application it is found that by the position of mobile gantry that ultrasound detection component is mobile
To ring outer circular edge position；Meanwhile by mobile sliding trolley, ultrasound detection component is driven to the outer circular edge position of ring
It sets；Also, driving ultrasound detection component drops at the initial detecting position of ring；By starting rotating mechanism, ring is driven
Rotation；Starting ultrasound detection component detects ring, and after ring has turned a circle, ultrasound detection component is just completed to ring
The detection of part；It follows that the detection device can carry out accurate comprehensive test to ring, it is suitable for different size rings
Detection, and then improve the detection efficiency of ring and the accuracy of detection data.
In addition, also having following additional technology special according to the detection device for large ring of the embodiment of the present application
Sign:
As a kind of technical solution of the application, the rotating mechanism includes:
Scroll chuck is rotatably installed in the sink, and the ring is mounted on the scroll chuck；
First driver is sequentially connected with the scroll chuck, for driving the scroll chuck to rotate.
According to the non-limiting embodiment of the application it is found that being fixed thereon ring by scroll chuck, starting the
One driver, driving scroll chuck carries out the rotation in horizontal direction, and then ring thereon is driven to be rotated；By outer
The driving ring rotation of the first driver is set, ring can be made to be completely immersed in water, realize complete immersion method ultrasound detection；By above-mentioned
Ultrasound detection component complete that the detection efficiency of ring can be effectively improved to the detection of the one of ring circle；This kind of detection side
Method is more preferable compared to contact method coupling effect, and the generation of bubble is effectively prevented relative to local liquid leaching gunite, and
Ring surface quality will not influence coupling effect, and probe and the water layer on tested ring surface can eliminate near field region to testing result
Influence.
As a kind of technical solution of the application, axial trajectory and the second driver, the cunning are installed on the gantry
Trolley is moved to be slidably mounted in the axial trajectory by the driver.
According to the non-limiting embodiment of the application it is found that the second driver of starting, drives connected surpass
Sound detection component carries out the outer circular edge position for being moved to ring, to detect to ring, it is big to be adaptable to different sizes
The detection of small ring, and then the detection efficiency of ring can be effectively improved.
As a kind of technical solution of the application, the periphery of the opposite two side walls of the sink is mounted on crawler tracks
Be mounted on crawler tracks with the foundation of third driver, the gantry both ends, two third drivers respectively with it is described
The foundation at gantry both ends is sequentially connected, for driving the foundation at the gantry both ends mobile in the crawler tracks.
According to the non-limiting embodiment of the application it is found that driving gantry in crawler track by starting third driver
It is moved on road, so that the ultrasound detection component of drive thereon is moved to the top of ring, ring is detected, Jin Eryou
Improve the detection efficiency of ring in effect ground.
As a kind of technical solution of the application, the ultrasound detection component includes:
Industrial personal computer；
Ultrasound measuring instrument is installed on the sliding trolley, and with the industry control mechatronics；
The linear mould group of first longitudinal direction, is connected to the sliding trolley；
Slippage bracket is liftably installed in the linear mould group of the first longitudinal direction；
The linear mould group of second longitudinal direction, is installed on the slippage bracket；
Inner headed face multifrequency array probe is liftably installed in the linear mould group of the second longitudinal direction, and with the ultrasound
Detector electrical connection；
Horizontal linear mould group, is installed on the slippage bracket；
End face multifrequency array probe can be installed on to transverse shifting in the horizontal linear mould group, and be examined with the ultrasound
Survey instrument electrical connection.
According to the non-limiting embodiment of the application it is found that wireless launcher is equipped with inside industrial personal computer, by wireless
Transmission mode is connect with outer end display operation platform, can be realized by remote console program-controlled to the radio remote of ultrasonic testing system
System；Therefore, start ultrasound measuring instrument, all probes start to detect ring, and the first driver drives scroll chuck to carry out
At the uniform velocity making an accurate selection of in horizontal direction, and then ring is driven at the uniform velocity to rotate, while ring rotation returns to initial point in one week, all spies
Head completes the detection enclosed to ring one；In the detection process, all ultrasonic signals that will test of popping one's head in are sent to ultrasonic inspection
Instrument is surveyed, the ultrasonic signal received is converted to ultrasound by ultrasound measuring instrument to be swept waveform diagram and is transferred to industrial personal computer and handled,
Data are transmitted by Industrial Ethernet between ultrasound measuring instrument and industrial personal computer, industrial personal computer will test result and pass through wireless launcher
It is transmitted to display operation platform.It follows that realizing station and industrial computer communication by wireless launcher, arrangement is effectively saved
Space cost caused by cable, and effectively guarantee the safety of operator；Also, in detection process, probe does not need and quilt
It surveys ring directly to contact, extends probe service life.
As a kind of technical solution of the application, the ultrasound detection component includes:
Fourth drive is installed in the linear mould group of the first longitudinal direction, and is sequentially connected with the slippage bracket, is used for
The slippage bracket is driven to go up and down in the linear mould group of the first longitudinal direction；
5th driver is installed in the linear mould group of the second longitudinal direction, and is passed with the inner headed face multifrequency array probe
Dynamic connection, for driving the inner headed face multifrequency array probe to go up and down in the linear mould group of the second longitudinal direction；
6th driver is installed in the linear mould group of the second longitudinal direction, and is driven with the end face multifrequency array probe
Connection, for driving end face multifrequency array probe transverse shifting in the linear mould group of the second longitudinal direction.
According to the non-limiting embodiment of the application it is found that by starting fourth drive, driving slippage bracket exists
It is gone up and down in the linear mould group of first longitudinal direction；Meanwhile starting the 5th driver, the inner headed face multifrequency array probe of driving thereon
It is gone up and down；Also, starts the 6th driver, end face multifrequency array probe thereon is driven to be moved in the horizontal direction；
Inner headed face multifrequency array probe and end face multifrequency array probe are driven to ring initial detecting position as a result, started to ring
On the thickness direction of part and short transverse enterprising row information detection, effectively improve to the detection efficiency of ring and detection data
Precision.
As a kind of technical solution of the application, the inner headed face multifrequency array probe includes multiple row high frequency probe and low frequency
It pops one's head in, the detection range of the probe of different frequency is continuously arranged in the high frequency probe and the low-frequency probe, for detecting
State the information at ring different-thickness；The end face multifrequency array probe includes multiple row high frequency probe and low-frequency probe, the height
The detection range of the probe of different frequency is continuously arranged in frequency probe and the low-frequency probe, different high for detecting the ring
Information at degree.
According to the non-limiting embodiment of the application it is found that end face multifrequency array probe includes the different spy of multiple row frequency
Head, for detecting the defect of the axially distinct depth of ring；Inner headed face multifrequency array probe includes the different probe of multiple row frequency, is used
In the defect of the detection radially different depth of ring.
A kind of ring detection method, using the above-described detection device for large ring, comprising the following steps:
The ring is fixed on the rotating mechanism by S1；
S2 drives the ultrasound detection component to be moved to the ring by the movement gantry and the sliding trolley
At inner circle marginal position, the ultrasound detection component is dropped at the initial detecting position of the ring；
The initial position of the inner headed face multifrequency array probe is moved to the top side of the inner headed face of the ring by S3
Edge, and the wafer plane of the inner headed face multifrequency array probe is parallel with the section of the inner headed face of the ring, with the ring
Lift off is equipped between inner headed face, the wafer plane of the end face multifrequency array probe is set as flat with the end face of the ring
Row, and lift off is equipped between the ring end face；It is visited to the inner headed face multifrequency array probe and end face multifrequency array
After head is moved to initial detecting position, water is injected in Xiang Suoshu sink, until liquid level floods all inner headed face multifrequency arrays
Probe and end face multifrequency array probe；
S4, starts the ultrasound measuring instrument, and the inner headed face multifrequency array probe and end face multifrequency array probe start pair
The ring detection, the rotating mechanism drives the ring rotation, while returning to initial point within one week to ring rotation,
The inner headed face multifrequency array probe and end face multifrequency array probe complete the detection enclosed to the ring one；In detection process
In, the ultrasonic signal that the inner headed face multifrequency array probe and end face multifrequency array probe will test is sent to the ultrasound
The ultrasonic signal received is converted to ultrasound and sweeps waveform diagram and be transferred to the industrial personal computer by detector, the ultrasound measuring instrument
It is handled；
S5, by drive the end face multifrequency array probe along the ring move radially distance, delta x=min [(A ×
D-S1×(A-1)-S1),(B×d-S2×(B-1)-S2)], while by driving the inner headed face multifrequency array probe described in
Longitudinal movement distance, delta y=min [(A × D-S of ring1×(A-1)-S1),(B×d-S2×(B-1)-S2)], the inner headed face
The moving direction of multifrequency array probe is directed toward the bottom of the ring；Aforesaid operations are repeated, until the end face multifrequency array is visited
Head is moved to the inner port edge of the ring, and the inner headed face multifrequency array probe be moved to the ring bottom until,
Complete the ultrasonic signal acquisition and record of the ring；In the expression formula, Δ x is having for the end face multifrequency array probe
Overlay area is imitated, Δ y is effective overlay area of the inner headed face multifrequency array probe, and A indicates low-frequency probe number, and D is indicated
Low-frequency probe diameter, S1Indicate that low-frequency probe overlapping widths, B indicate high frequency probe number, d indicates high frequency probe diameter, S2It indicates
High frequency probe overlapping widths.
According to the non-limiting embodiment of the application it is found that this kind of detection method, will be surpassed by the position of mobile gantry
Sound detection component is moved to ring outer circular edge position；Meanwhile by mobile sliding trolley, ultrasound detection component is driven to ring
The outer circular edge position of part；Also, driving ultrasound detection component drops at the initial detecting position of ring；It is rotated by starting
Mechanism drives ring rotation；Starting ultrasound detection component detects ring, after ring has turned a circle, ultrasound detection
Component just completes the detection to ring；It follows that the detection device can carry out accurate comprehensive test to ring, can fit
The detection of different size rings is answered, and then improves the detection efficiency of ring and the accuracy of detection data.Using different frequency
Ultrasonic normal probe can reduce the gain (dB of corresponding region to carrying out layered weighting in ring thickness direction and short transverse
Number) it adjusts, realize the accurate quantification of defect；Station and industrial computer communication, effectively saving cloth are realized by wireless launcher
It sets space cost caused by cable and operator's safety is effectively ensured；It uses complete immersion method, compared to contact method
Coupling effect is more preferable, the generation of bubble is effectively prevented relative to local liquid leaching gunite, and ring surface quality will not shadow
Coupling effect is rung, probe and the water layer on tested ring surface can eliminate influence of the near field region to testing result.
The application's the utility model has the advantages that
The detection device for large ring of the application can carry out accurate comprehensive test to ring, be suitable for
The detection of different size rings, and then improve the detection efficiency of ring and the accuracy of detection data.Meanwhile using different frequencies
The ultrasonic normal probe of rate can reduce the gain (dB of corresponding region to progress layered weighting in ring thickness direction and short transverse
Number) it adjusts, realize the accurate quantification of defect；Station and industrial computer communication, effectively saving cloth are realized by wireless launcher
It sets space cost caused by cable and operator's safety is effectively ensured；It uses complete immersion method, compared to contact method
Coupling effect is more preferable, the generation of bubble is effectively prevented relative to local liquid leaching gunite, and ring surface quality will not shadow
Coupling effect is rung, probe and the water layer on tested ring surface can eliminate influence of the near field region to testing result.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the application embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the application, therefore is not to be seen as
It is the restriction to range, it for those of ordinary skill in the art, without creative efforts, can be with root
Other relevant attached drawings are obtained according to these attached drawings.
Fig. 1 is a kind of structural schematic diagram of the detection device for large ring provided by the embodiments of the present application；
Fig. 2 is a kind of top view of the detection device for large ring provided by the embodiments of the present application；
Fig. 3 is a kind of front view of the detection device for large ring provided by the embodiments of the present application；
Fig. 4 is ultrasound detection component structure diagram provided by the embodiments of the present application；
Fig. 5 is the array manner figure of low-frequency probe provided by the embodiments of the present application, S in figure1Indicate the overlapping of low-frequency probe
Width；
Fig. 6 is the array manner figure of high frequency probe provided by the embodiments of the present application, S in figure2Indicate the overlapping of high frequency probe
Width；
Fig. 7 is the specific arrangement mode of low-frequency probe and high frequency probe provided by the embodiments of the present application.
Icon: 1- sink；2- turntable；3- sliding trolley；4- gantry；5- shaft；6- scroll chuck；7- shaft servo electricity
Machine；8- ring；9- track guide；The left servo motor of 10-X axis；11-Y axis servo motor；12- industrial personal computer；13- control cabinet；14-
Ultrasound measuring instrument；The right servo motor of 15-X axis；16- synchronous belt；17-Z shaft supporting frame；18-Z axis servo motor；19-Z axis
Mould group；20- slippage bracket；21- transverse direction servo motor；The horizontal linear mould group of 22-；The end face 23- multifrequency array probe；24- is longitudinal
Servo motor；25- vertical linear mould group；26- inner headed face multifrequency array probe.
Specific embodiment
To keep the purposes, technical schemes and advantages of the embodiment of the present application clearer, below in conjunction with the embodiment of the present application
In attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is
Some embodiments of the present application, instead of all the embodiments.The application for usually describing and showing in attached drawing here is real
The component for applying example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiments herein provided in the accompanying drawings is not intended to limit below claimed
Scope of the present application, but be merely representative of the selected embodiment of the application.Based on the embodiment in the application, this field is common
Technical staff's every other embodiment obtained without making creative work belongs to the model of the application protection
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present application, it should be noted that the orientation or positional relationship of the instructions such as term " on ", "lower" is base
In orientation or positional relationship shown in the drawings or the invention product using when the orientation or positional relationship usually put, only
It is the application and simplified description for ease of description, rather than the device or element of indication or suggestion meaning must have specifically
Orientation is constructed and operated in a specific orientation, therefore should not be understood as the limitation to the application.
In addition, in this application unless specifically defined or limited otherwise, fisrt feature is on or below second feature
It may include that the first and second features directly contact, also may include that the first and second features are not direct contacts but pass through it
Between other characterisation contact.Moreover, fisrt feature is on second feature, top and above include fisrt feature the
Right above two features and oblique upper, or first feature horizontal height is merely representative of higher than second feature.Fisrt feature is in the second spy
Under sign, lower section and fisrt feature included below be directly below and diagonally below the second feature, or be merely representative of fisrt feature level
Height is less than second feature.
In addition, the terms such as term "horizontal", "vertical" are not offered as requiring component abswolute level or pendency, but can be slightly
Low dip.It is not to indicate that the structure has been had to if "horizontal" only refers to that its direction is more horizontal with respect to for "vertical"
It is complete horizontal, but can be slightly tilted.
In the description of the present application, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect
It connects；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can
To be the connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood with concrete condition
Concrete meaning in this application.
Embodiment:
The embodiment of the present application provides a kind of detection device for large ring 8, and the object being directed to is detection range 100
The large forgings of~300mm.It loads ultrasonic inspection probe using 4 three axis servo-system of gantry, can by mobile 4 position of gantry
Adapt to the detection of different size rings 8；Meanwhile the application uses multifrequency array probe, realizes the detection of 8 internal flaw of ring,
Have the characteristics that high-efficient, easy to operate, check frequency is small, detection accuracy is high, adaptable.
Fig. 1 is please referred to, referring to Figure 2 to Figure 4, which includes equipped with couplant for cooperation
Sink 1, the whole hollow cube shape structure in upper opening of sink 1, is internally provided with the turntable 2 of disc-shaped structure, turntable 2
Center location offer through-hole, bottom is equipped with scroll chuck 6, and three fixed jaws of scroll chuck 6 are mounted in turntable 2,
Also through-hole is offered at its position concentric with turntable 2, is connected with shaft 5 in two through-holes, which is pierced by turntable 2 and water
The bottom plate of slot 1；Ring 8 is fixed on the center location of turntable 2, ring 8, scroll chuck 6 and sink 1 three by scroll chuck 6
The concyclic heart setting of person.In addition, shaft servo motor 7 is fixedly installed on the outside of sink 1, the driving of the shaft servo motor 7
It is connected with synchronous belt 16 on axis, is rotated by 16 drive shaft 5 of synchronous belt, and then ring 8 is driven to carry out the rotation in horizontal direction
Turn；Meanwhile in the top of sink 1, ultrasonic scan device is equipped with by gantry 4.
It should be noted that in the present embodiment, what couplant was selected is water；In other examples, couplant is also
It can use with machine oil, transformer oil, lubricating grease, glycerol, waterglass or industrial glue, chemical paste etc., not merely office
The water of limit in this present embodiment.
Fig. 1 is please referred to, referring to Fig. 2, ultrasonic scan device includes sliding trolley 3, gantry 4, crawler tracks, an X-axis left side for cooperation
The right servo motor 15 of servo motor 10, Y-axis servo motor 11, X-axis, Z axis support frame 17, Z axis servo motor 18, z axis mould
Group 19 and slippage bracket 20.The whole U-shaped shape structure of gantry 4 comprising main supporting plate, Main shoe plate both ends are respectively perpendicular
It is connected with foundation.Sliding trolley 3 is mounted on the track of 4 top of gantry, drives 3 edge of sliding trolley by Y-axis servo motor 11
Track on the axial direction of gantry 4 is mobile；Industrial personal computer 12, control cabinet 13, ultrasound measuring instrument are fixedly installed on sliding trolley 3
14 and Z axis support frame 17.The left and right foundation at 4 both ends of gantry is mounted on crawler tracks, and 4 bottom end of gantry is equipped with the left servo of X-axis
Motor 10 and the right servo motor 15 of X-axis pass through a left side for the left servo motor 10 of X-axis driving gantry 4 synchronous with the right servo motor 15 of X-axis
Right foundation is steadily moved along crawler tracks.In addition, being fixedly installed with Z axis servo motor 18 and z axis mould on Z axis support frame 17
Group 19 drives z axis mould group 19 mobile, drives slippage bracket 20 to go up and down along Z-direction, in turn by Z axis servo motor 18
Realize the ultrasound detection component integral elevating of 20 lower end of slippage bracket.
Referring to figure 3., referring to Fig. 4, ultrasound detection component includes slippage bracket 20, lateral servo motor 21, transverse direction for cooperation
Linear mould group 22, end face multifrequency array probe 23, servo longitudinal motor 24, vertical linear mould group 25 and inner headed face multifrequency array
Probe 26；End face multifrequency array probe 23 and inner headed face multifrequency array probe 26 are electrically connected with ultrasound measuring instrument 14 respectively, ultrasound
Detector 14 is connect with industrial personal computer 12, and wireless launcher is equipped with inside industrial personal computer 12, aobvious by wireless transmission method and outer end
Show that station connects, the Wireless remote control to ultrasonic testing system can be realized by remote console；Lateral servo motor 21
It is electrically connected respectively with control cabinet 13 with servo longitudinal motor 24, passes through 13 pairs of control cabinet lateral servo motors 21 and servo longitudinal electricity
The control that machine 24 is opened and closed respectively；End face multifrequency array probe 23 includes the different probe of multiple row frequency, for examining
Survey the defect of the axially distinct depth of ring 8；Inner headed face multifrequency array probe 26 includes the different probe of multiple row frequency, for detecting
The defect of the radially different depth of ring 8.
Referring to figure 5., cooperate referring to figure 6 and figure 7, the detection of each different frequency probe in end face multifrequency array probe 23
Range is continuous, and maximum detection depth is consistent with the height of ring 8；Each different frequency is visited in inner headed face multifrequency array probe 26
The detection range of head is continuous, and the consistency of thickness of maximum detection depth and ring 8.
Large ring 8 is specifically detected using the detection device process the following steps are included:
Ring 8 is sling by crossbeam crane and is carried to 1 top of sink, slowly controls crane, ring 8 is fallen by S1
It puts to turntable 2 in sink 1, and ring 8 is fixed on by 2 center location of turntable by scroll chuck 6；
S2 is carried out on track guide 9 by the left servo motor 10 of X-axis driving gantry 4 synchronous with the right servo motor 15 of X-axis
It is mobile, until being moved at 8 outer circular edge position of ring；Also, drive sliding trolley 3 mobile by Y-axis servo motor 11, band
Dynamic Z axis support frame 17 is moved to 8 outer circular edge position of ring, and then drives slippage bracket 20 to decline by Z axis servo motor 18
To 8 initial detecting position of ring；
S3 adjusts the initial detecting position of inner headed face multifrequency array probe 26 and end face multifrequency array probe 23；Wherein, interior
The initial position of disc multifrequency array probe 26 is adjusted to positioned at 8 inner headed face top edges of ring, and inner headed face multifrequency array is visited
First 26 wafer plane is parallel with the section of 8 inner headed face of ring, and certain lift off is equipped between 8 inner headed face of ring；End face
The wafer plane of multifrequency array probe 23 is parallel with the upper surface of ring 8, and certain lift-off is equipped between the upper surface of ring 8
Distance, wait pop one's head in after (i.e. inner headed face multifrequency array probe 26 and end face multifrequency array probe 23) be moved to initial detecting position,
Water is injected into sink 1 until liquid level floods all probes；It should be noted that lift off is probe chip (i.e. inner headed face
Multifrequency array probe 26 and end face multifrequency array probe 23) and the upper surface of ring 8 between water layer distance, in order to improve detection
Precision, lift off are typically greater than the near-zone length popped one's head in water；
S4 starts ultrasound measuring instrument 14, and all probes start to detect, and shaft servo motor 7 is turned by the driving of synchronous belt 16
Axis 5 rotates, and then ring 8 is driven at the uniform velocity to rotate；While the rotation of ring 8 returns to initial point in one week, all probes are completed to ring
The detection that part 8 one encloses；In the detection process, all ultrasonic signals that will test of popping one's head in are sent to ultrasound measuring instrument 14, surpass
14 ultrasonic signals received of sound detection instrument are converted to ultrasound and sweep waveform diagram, and are transferred to industrial personal computer 12 and are handled, and surpass
Data are transmitted by Industrial Ethernet between sound detection instrument 14 and industrial personal computer 12, industrial personal computer 12 will test result and pass through wireless transmission
Device is transmitted to display operation platform；
S5, by driving end face multifrequency array probe 23 to move radially distance, delta x=min [(A × D-S along ring 81×
(A-1)-S1),(B×d-S2×(B-1)-S2)], while by driving inner headed face multifrequency array probe 26 to move along the longitudinal direction of ring 8
Dynamic distance, delta y=min [(A × D-S1×(A-1)-S1),(B×d-S2×(B-1)-S2)], inner headed face multifrequency array probe 26
The bottom of moving direction direction ring 8；It repeats the above steps, until end face multifrequency array probe 23 is moved to the inner hole of ring 8
Edge, and inner headed face multifrequency array probe 26 be moved to ring 8 bottom until, i.e., the ultrasonic signal acquisition of completion ring 8 and
Record；Wherein, in the expression formula, Δ x is effective overlay area of end face multifrequency array probe 23, and Δ y is inner headed face multifrequency
Effective overlay area of array probe 26, A indicate low-frequency probe number, and D indicates low-frequency probe diameter, S1Indicate low-frequency probe weight
Folded width, B indicate high frequency probe number, and d indicates high frequency probe diameter, S2Indicate high frequency probe overlapping widths.
The foregoing is merely preferred embodiment of the present application, are not intended to limit this application, for the skill of this field
For art personnel, various changes and changes are possible in this application.Within the spirit and principles of this application, made any to repair
Change, equivalent replacement, improvement etc., it should be comprising within the scope of protection of this application.
Claims (8)
1. a kind of detection device for large ring characterized by comprising
Sink equipped with couplant, for placing ring；
Rotating mechanism, the rotating mechanism are rotatably installed in the sink, and the ring is arranged in the rotating mechanism
On；
The periphery of the opposite two side walls of the sink is arranged in gantry, the both ends of the gantry, and can be along the sink
The length direction of two side walls is mobile；
Ultrasonic scan mechanism, including sliding trolley and ultrasound detection component, axial direction of the sliding trolley along the gantry
It is movably mounted on the gantry, and is in the top of the sink；The ultrasound detection component is liftably mounted on
On the sliding trolley, for detecting the internal flaw of the ring.
2. the detection device according to claim 1 for large ring, which is characterized in that the rotating mechanism includes:
Scroll chuck is rotatably installed in the sink, and the ring is mounted on the scroll chuck；
First driver is sequentially connected with the scroll chuck, for driving the scroll chuck to rotate.
3. the detection device according to claim 1 for large ring, which is characterized in that be equipped with axis on the gantry
To track and the second driver, the sliding trolley is slidably mounted in the axial trajectory by the driver.
4. the detection device according to claim 1 for large ring, which is characterized in that two relatively of the sink
The periphery of side wall is mounted on crawler tracks and third driver, and the foundation at the gantry both ends is mounted on crawler tracks, and two
A third driver is sequentially connected with the foundation at the gantry both ends respectively, for driving the foundation at the gantry both ends to exist
The crawler tracks are mobile.
5. the detection device according to claim 1 for large ring, which is characterized in that the ultrasound detection component packet
It includes:
Industrial personal computer；
Ultrasound measuring instrument is installed on the sliding trolley, and with the industry control mechatronics；
The linear mould group of first longitudinal direction, is connected to the sliding trolley；
Slippage bracket is liftably installed in the linear mould group of the first longitudinal direction；
The linear mould group of second longitudinal direction, is installed on the slippage bracket；
Inner headed face multifrequency array probe is liftably installed in the linear mould group of the second longitudinal direction, and with the ultrasound detection
Instrument electrical connection；
Horizontal linear mould group, is installed on the slippage bracket；
End face multifrequency array probe can be installed on to transverse shifting in the horizontal linear mould group, and with the ultrasound measuring instrument
Electrical connection.
6. the detection device according to claim 5 for large ring, which is characterized in that the ultrasound detection component packet
It includes:
Fourth drive is installed in the linear mould group of the first longitudinal direction, and is sequentially connected with the slippage bracket, for driving
The slippage bracket is gone up and down in the linear mould group of the first longitudinal direction；
5th driver is installed in the linear mould group of the second longitudinal direction, and is driven and is connected with the inner headed face multifrequency array probe
It connects, for driving the inner headed face multifrequency array probe to go up and down in the linear mould group of the second longitudinal direction；
6th driver is installed in the linear mould group of the second longitudinal direction, and is sequentially connected with the end face multifrequency array probe,
For driving end face multifrequency array probe transverse shifting in the linear mould group of the second longitudinal direction.
7. the detection device according to claim 5 for large ring, which is characterized in that the inner headed face multifrequency array
Probe includes multiple row high frequency probe and low-frequency probe, the inspection of the probe of different frequency in the high frequency probe and the low-frequency probe
It surveys range to be continuously arranged, for detecting the information at the ring different-thickness；The end face multifrequency array probe includes multiple row
The detection range of the probe of different frequency is continuously set in high frequency probe and low-frequency probe, the high frequency probe and the low-frequency probe
It sets, for detecting the information at the ring different height.
8. a kind of ring detection method, using the described in any item detection devices for large ring of claim 5 to 7,
It is characterized in that, comprising the following steps:
The ring is fixed on the rotating mechanism by S1；
S2 drives the ultrasound detection component to be moved to the ring inner circle by the movement gantry and the sliding trolley
At marginal position, the ultrasound detection component is dropped at the initial detecting position of the ring；
S3 adjusts the initial detecting position of the inner headed face multifrequency array probe and the end face multifrequency array probe；It will be described
The initial position of inner headed face multifrequency array probe is moved to the top edges of the inner headed face of the ring, and the inner headed face multifrequency
The wafer plane of array probe is parallel with the section of the inner headed face of the ring, between the ring inner headed face be equipped with lift-off away from
From, the wafer plane of the end face multifrequency array probe is set as parallel with the end face of the ring, and with the ring end face
Between be equipped with lift off；Initial detecting position is moved to the inner headed face multifrequency array probe and end face multifrequency array probe
Afterwards, water is injected in Xiang Suoshu sink, until liquid level floods all inner headed face multifrequency array probes and end face multifrequency array is visited
Head；
S4, starts the ultrasound measuring instrument, and the inner headed face multifrequency array probe and end face multifrequency array probe start to described
Ring detection, the rotating mechanism drives the ring rotation, described while returning to initial point within one week to ring rotation
Inner headed face multifrequency array probe and end face multifrequency array probe complete the detection enclosed to the ring one；In the detection process, institute
The ultrasonic signal that stating inner headed face multifrequency array probe and end face multifrequency array probe will test is sent to the ultrasound detection
Instrument, the ultrasonic signal received is converted to ultrasound by the ultrasound measuring instrument to be swept waveform diagram and is transferred to the industrial personal computer and carry out
Processing；
S5, by driving the end face multifrequency array probe to move radially distance, delta x=min [(A × D-S along the ring1×
(A-1)-S1),(B×d-S2×(B-1)-S2)], while by driving the inner headed face multifrequency array probe along the ring
Vertically move distance, delta y=min [(A × D-S1×(A-1)-S1),(B×d-S2×(B-1)-S2)], and the inner headed face multifrequency
The moving direction of array probe is directed toward the bottom of the ring；Until the end face multifrequency array probe is moved to the ring
Inner port edge, and the inner headed face multifrequency array probe be moved to the ring bottom until, that is, complete the super of the ring
Acoustical signal acquisition and record；In formula, Δ x is effective overlay area of the end face multifrequency array probe, and Δ y is the inner headed face
Effective overlay area of multifrequency array probe, A indicate low-frequency probe number, and D indicates low-frequency probe diameter, S1Indicate low-frequency probe
Overlapping widths, B indicate high frequency probe number, and d indicates high frequency probe diameter, S2Indicate high frequency probe overlapping widths.
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| CN110579535A (en) * | 2019-09-28 | 2019-12-17 | 西安交通大学 | size-variable annular working water tank structure for ultrasonic scanning of large ring piece |
| CN110579536A (en) * | 2019-09-28 | 2019-12-17 | 西安交通大学 | Multi-probe ultrasonic flaw detection device suitable for large ring piece |
| CN111307953A (en) * | 2020-03-31 | 2020-06-19 | 奥瑞视（北京）科技有限公司 | Ultrasonic detection device and detection method for large-scale revolving body |
| CN111983040A (en) * | 2020-08-12 | 2020-11-24 | 江苏赛福探伤设备制造有限公司 | Pipe end ultrasonic wave platform basin formula water logging device of detecting a flaw |
| CN113295707A (en) * | 2021-07-26 | 2021-08-24 | 南通辰同智能科技有限公司 | Flaw detection device based on sinking type liquid immersion ferrule |
| CN113405901A (en) * | 2021-05-19 | 2021-09-17 | 上海电机学院 | Biomedical material strength detection device |
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