CN210123412U - Automatic scanning device for ultrasonic phased array flat panel detection - Google Patents
Automatic scanning device for ultrasonic phased array flat panel detection Download PDFInfo
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- CN210123412U CN210123412U CN201920174571.5U CN201920174571U CN210123412U CN 210123412 U CN210123412 U CN 210123412U CN 201920174571 U CN201920174571 U CN 201920174571U CN 210123412 U CN210123412 U CN 210123412U
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Abstract
The utility model discloses an automatic scanning device of dull and stereotyped detection of ultrasonic phased array, include: a sliding rail fixedly mounted on the plate member; a connecting rod bracket slidably fitted to the slide rail; and the probe groove is arranged on the connecting rod bracket and used for mounting the probe. The scheme is suitable for detection of materials with different thicknesses and detection areas with different widths, is suitable for phased array probes with different sizes, can be used for detection of specified parts of straight welding seams and flat plate materials, is suitable for automatic scanning of various materials such as metal, ceramic and the like, and improves detection precision and efficiency.
Description
Technical Field
The utility model relates to an ultrasonic testing technical field, in particular to dull and stereotyped automatic scanning device that detects of ultrasonic phased array.
Background
The ultrasonic phased array is similar to the conventional ultrasonic detection principle, and is based on the principle of the pulse reflection method. The advantages of the ultrasonic phased array compared with the conventional ultrasonic wave mainly include the following aspects:
(1) phased array adopts S to sweep, can possess the ultrasonic wave of many angles simultaneously promptly, just is equivalent to the probe simultaneous working who possesses multiple angle, so phased array need not the sawtooth and sweeps and look into, as long as along the welding seam move the probe can, detection efficiency is higher. Is suitable for automatic production and batch production.
(2) The phased array can have a focusing function, and the conventional ultrasonic wave is not generally used (except for a focusing probe), so that the sensitivity and the resolution of the phased array detection are higher than those of the conventional ultrasonic detection.
(3) Phased array detection can simultaneously have B scanning, D scanning, S scanning and C scanning, a three-dimensional graph can be established through modeling, defect display is very visual, even people who do not know NDT can see the graph, and the defects can be distinguished only through waveforms by conventional ultrasonic waves.
(4) The ultrasonic phased array can detect complex workpieces, such as blade roots of turbine blades, and conventional ultrasonic detection has a large blind area due to single probe sound beam angle, so that detection omission is caused. And the phased array can be used for rapid and visual detection.
(5) The ultrasonic phased array can record the detection process, the detection traceability is realized, and the conventional ultrasonic can only decide the detection result by artificially judging the waveform.
Due to the above advantages of the ultrasonic phased array technology, it is applied more and more widely in the non-destructive testing engineering.
During ultrasonic phased array detection, sawtooth scanning is not needed, and all detection of the weld joint can be completed only by scanning once along the weld joint direction at a certain distance from the detected weld joint.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an automatic device of looking into of sweeping of dull and stereotyped detection of ultrasonic phased array helps realizing that dull and stereotyped welding seam phased array probe is automatic to be swept and looks into, improves and detects precision and efficiency.
In order to achieve the above object, the utility model provides a following technical scheme:
automatic scanning device of dull and stereotyped detection of ultrasonic phased array includes:
a sliding rail fixedly mounted on the plate member;
a connecting rod bracket slidably engaged with the slide rail;
and the probe groove is arranged on the connecting rod bracket and used for mounting the probe.
Preferably, the sliding rail comprises a sliding rail, and the link bracket comprises a first roller engaged with the sliding rail; the probe groove is slidably arranged on the connecting rod support, and the sliding direction is perpendicular to the sliding rail.
Preferably, the link bracket includes:
a fixing rod perpendicular to the slide rail;
the first sliding rod is in sliding fit with the fixed rod;
the first connecting rod is fixedly connected to the first sliding rod, and the first connecting rod is connected to the probe slot.
Preferably, the link bracket further includes: a second link and a third link;
the first idler wheel is arranged on the second connecting rod, the third connecting rod is fixedly arranged on the second connecting rod, and the fixing rod is fixedly arranged on the third connecting rod.
Preferably, the number of the second connecting rods is two, the number of the third connecting rods is two, the third connecting rods are perpendicular to the second connecting rods, and the fixing rod is perpendicularly connected between the two third connecting rods.
Preferably, the probe slot comprises:
the second sliding rod is used for connecting the connecting rod bracket;
a fourth link slidably mounted to the second slide bar;
the clamping plate is connected to the fourth connecting rod and used for clamping the probe;
the first fixing pin is arranged on the clamping plate and used for fixing the probe.
Preferably, the method further comprises the following steps: a traction device in slidable engagement with the sliding track, the traction device being connected to the probe slot.
Preferably, the sliding track includes a slideway, and the traction device has a second roller engaged with the slideway.
Preferably, the towing means comprises a tow vehicle and a tow bar, the tow vehicle being connected to the tow groove by the tow bar.
Preferably, the traction rod is connected with a clamping plate of the probe groove through a magnet, and the traction device further comprises a silicon steel sheet arranged between the magnet and the clamping plate.
According to the technical scheme, the utility model provides an among the dull and stereotyped automatic device of looking into of scanning of ultrasonic phased array, the slip track is laid on dull and stereotyped part, and the connecting rod support drives the probe groove that is used for the centre gripping probe and slides along the slip track, has realized that the probe moves on dull and stereotyped part according to predetermined orbit, avoids the probe to take place to scan the deviation of looking into to this precision that improves the detection. In addition, the device can also help to improve the automation degree of detection by adding a traction device, thereby realizing the automatic scanning of the flat welding seam phased array probe.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of a front view structure of an ultrasonic phased array flat panel inspection automatic scanning device provided by an embodiment of the present invention,
the device comprises a base, a first roller, a second roller, a support, a first sliding rod, a first connecting rod, a probe, a magnet, a first fixing pin, a clamping plate and a second fixing pin, wherein the first roller is 1, the support is 2, the first sliding rod is 3, the first connecting rod is 4, the probe is 5, the magnet is 6, the first fixing pin is 7, the clamping plate is 8, and the second;
FIG. 2 is a schematic top view of an ultrasonic phased array flat panel inspection automatic scanning device according to an embodiment of the present invention,
wherein, 10 is a second connecting rod, 11 is a third connecting rod, 12 is a fixed rod, 13 is a probe groove, 14 is a tractor, 15 is a second roller, 16 is a sliding rail, 17 is a slideway, and 18 is a draw bar;
FIG. 3 is a schematic structural diagram of a probe slot according to an embodiment of the present invention,
wherein 19 is a second slide bar, 20 is a third fixing pin, and 22 is a fourth connecting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment of the utility model provides an automatic scanning device of dull and stereotyped detection of supersound phased array, include:
a sliding rail fixedly mounted on the plate member;
a connecting rod bracket slidably fitted to the slide rail;
and the probe groove 13 is arranged on the connecting rod bracket and is used for installing the probe 5.
The sliding track is fixedly arranged on the flat plate part and is arranged at an equal distance with the part to be detected on the flat plate part, so that the probe groove 13 is driven by the connecting rod bracket to keep a constant positioning distance to scan the flat plate part along the sliding track.
According to the technical scheme, the embodiment of the utility model provides an among the dull and stereotyped automatic scanning device that examines of ultrasonic phased array, the slip track is laid on dull and stereotyped part, and connecting rod support drives the probe groove 13 that is used for the centre gripping probe and slides along the slip track, has realized that the probe moves on dull and stereotyped part according to predetermined orbit, helps realizing that dull and stereotyped welding seam phased array probe is automatic to be scanned and examines, avoids the probe to take place to scan the deviation to this precision and the efficiency that improves the detection.
Preferably, the sliding track comprises a sliding rail 16, and the connecting rod support comprises a first roller 1 cooperating with the sliding rail 16; through the cooperation of slide rail 16 and first gyro wheel 1, realize that the connecting rod support slides on the slip track, play the spacing effect of direction, ensure by probe 5 that probe groove 13 centre gripping keeps invariable location distance, scan the detection position on the dull and stereotyped part along slide rail 16. The probe groove 13 is slidably arranged on the connecting rod support, the sliding direction is perpendicular to the sliding rail 16, the positioning distance between the probe 5 and the detection part is adjusted, the workload caused by the fact that the sliding rail needs to be repositioned due to different positioning distances is avoided, and then the detection efficiency is improved.
Specifically, the link bracket includes: a fixed bar 12 perpendicular to the slide rail 16; the first sliding rod 3 is in slidable fit with the fixed rod 12, and the first sliding rod 3 is used for adjusting the positioning distance between the probe 5 and the detection part. A first link 4 fixedly connected to the first slide bar 3, and the first link 4 is connected to the probe slot 13. The first connecting rod 4 is rigidly connected between the first sliding rod 3 and the probe groove 13, so that the probe groove 13 and the connecting rod bracket are prevented from relative displacement, and the scanning stability is ensured.
In order to further optimize the above technical solution, the link bracket further includes: a second link 10 and a third link 11; first gyro wheel 1 sets up in second connecting rod 10, and third connecting rod 11 fixed mounting in second connecting rod 10, dead lever 12 fixed mounting in third connecting rod 11 guarantee the joint strength of connecting rod support for connecting rod support when sliding, the phased array probe does not have relative displacement and produces, guarantees the accuracy of testing result.
In this embodiment, in order to ensure the smoothness of the sliding, the sliding rail is designed as a pair of parallel identical sliding rails. In order to meet the design concept, the connecting rod bracket adopts a double design. In the scheme, the number of the second connecting rods 10 is two, the number of the third connecting rods 11 is two, the third connecting rods 11 are perpendicular to the second connecting rods 10, and the fixing rods 12 are perpendicularly connected between the two third connecting rods 11, so that the reliability of the connecting rod support structure is improved.
Preferably, the probe slot 13 comprises: a second slide bar 19 for connecting the link bracket; a fourth link 22 slidably mounted to the second slide bar 19; a clamp plate 8 connected to the fourth link 22 for clamping the probe 5; and a first fixing pin 7 provided on the clamp plate 8 for fixing the probe 5. The clamping width of the clamping plate 8 is controlled by adjusting the sliding amount of the fourth connecting rod 22 on the second sliding rod 19 so as to adapt to clamping of probes 5 with different sizes, and finally the probes 5 are pressed on the probe grooves 13 through the first fixing pins 7. The centre gripping width of probe groove 13 in this scheme is adjustable, can be applicable to the phased array probe of variation in size, improves the suitability of probe groove 13 greatly.
In this embodiment, the apparatus provided in this embodiment further includes: and a traction device which can be in sliding fit with the sliding track and is connected with the probe groove 13. The traction device pulls the probe groove 13 to scan the flat plate component along the sliding rail based on the guiding of the sliding rail, so that the automatic scanning of the ultrasonic phased array probe is realized, and the automation degree of the device is improved.
In particular, the sliding track comprises a slideway 17, the traction means having a second roller 15 cooperating with the slideway 17. Through the sliding fit of the slide rail 17 and the second roller 15, the traction device is guided to move along the sliding rail, the traction device and the probe groove 13 are kept to move in the same direction, the uniform stress of the connecting rod support linked with the probe groove 13 in the sliding rail is ensured, and the sliding reliability of the connecting rod support is ensured.
Preferably, the towing attachment includes a tow vehicle 14 and a tow bar 18, the tow vehicle 14 being connected to the tow groove 13 by the tow bar 18. The tractor 14 is used for providing driving power, the structure is simple, and the traction speed is convenient to adjust. The traction rod 18 is rigidly connected with the probe groove 13, so that traction looseness is avoided, and traction stability is ensured.
In this embodiment, the traction rod 18 is connected with the clamping plate 8 of the probe slot 13 through the magnet 6, and the traction device further comprises a silicon steel sheet arranged between the magnet 6 and the clamping plate 8, so that the interference of the magnet on the detection of the ultrasonic phased array probe is avoided.
The present solution is further described below with reference to specific embodiments:
1. the automatic scanning device mainly comprises a connecting rod bracket, a probe groove 13, a sliding track and a traction device.
2. The connecting rod support is composed of two second connecting rods 10, two third connecting rods 11, 4 first rollers 1, a fixed rod 12, a first connecting rod 4 and a first sliding rod 3 which are symmetrical. The first connecting rod 4 is permanently connected with the first sliding rod 3, the first sliding rod 3 slides on the fixed rod 12 to adjust the distance between the probe and the detection part, and the second fixed pin 9 is used for fixing the first sliding rod 3; the first roller 1 can freely roll in the groove of the slide rail 16; the second connecting rod 10, the third connecting rod 11 and the fixing rod 12 are all permanently connected, so that no relative displacement of the phased array probe is generated when the connecting rod support rolls, and the accuracy of a detection result is ensured.
3. The probe groove 13 adopts a sleeve design, is suitable for fixing probes with different sizes, and is locked by four third fixing pins 20 after being adjusted. The clamp plate 8 is used for clamping the phased array probe 5, and is fixed by the first fixing pin 7. The first link 4 is permanently connected to the second slide 19.
4. The sliding track consists of a sliding rail 16 and a slideway 17, four first rollers 1 freely roll above the sliding rail 16, and two second rollers 15 of the tractor 14 freely roll in the slideway 17.
5. The traction device consists of a tractor 14, two second rollers 15 and a traction rod 18. The tractor 14 is driven by a motor and is powered by a battery, so that the trouble of working wiring is avoided; the wheels of the tractor are made of materials with larger friction coefficients, so that the contact sliding between the wheels and the materials is reduced as much as possible; the tractor 14 can move forward and backward and is controlled by a button on the tractor; the speed of the tractor 14 is adjustable, the speed can be fast or slow, the moving speed of the probe is controlled by the tractor, the phased array detection does not form a standard at present, the standard can be referred to the detection standard of common ultrasound, and the moving speed of the probe does not exceed 150mm/s during detection; traction lever 18 is used for connecting tractor and probe groove 13, and traction lever 18 is rigid connection with probe groove 13, can not produce the displacement, the utility model discloses an on traction lever 18 and probe groove 13 were arranged in to magnet, increase the silicon steel sheet between magnet and the splint, avoid magnet to produce the influence to the ultrasonic wave, also can take the rigid connection of other modes. In addition, tractor 14 motor power is greater than the resistance created between the movements of the device.
6. The slide rail, the roller and the like can be integrally formed by high-strength plastics, and the connecting rod, the sleeve, the probe groove, the pin and the like can be made of high-strength titanium alloy. Mainly to make the device light, sturdy and durable.
The working process is as follows:
1. calculating the distance between the front edge of the probe and the measured part according to a phased array focusing rule;
2. fixing the automatic scanning device at a corresponding position, fixing the probe in the probe groove, and adjusting the position of the sliding rod to meet the requirement of 1;
3. starting a traction device, adjusting the rotation speed of the motor to be as large as possible under the condition of not influencing the detection quality so as to improve the detection speed;
4. carrying out detection;
5. and (6) finishing detection.
The utility model discloses beneficial effect:
the utility model designs an automatic scanning device of a phased array probe,
the method is suitable for detecting detection areas with different thicknesses and different widths of materials;
the method is suitable for phased array probes with different sizes;
the method can be used for detecting the specified parts of the straight welding seam and the plate material component;
it is suitable for automatic scanning of various materials, such as metal, ceramic, etc.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. Automatic scanning device of dull and stereotyped detection of ultrasonic phased array, its characterized in that includes:
a sliding rail fixedly mounted on the plate member;
a connecting rod bracket slidably engaged with the slide rail;
and the probe groove (13) is arranged on the connecting rod bracket and is used for installing the probe (5).
2. The ultrasonic phased array flat panel inspection automatic scanning device according to claim 1, wherein the sliding rail comprises a sliding rail (16), the connecting rod bracket comprises a first roller (1) matched with the sliding rail (16); the probe groove (13) is slidably arranged on the connecting rod bracket, and the sliding direction of the probe groove is perpendicular to the sliding rail (16).
3. The ultrasonic phased array flat panel inspection automatic scanning device according to claim 2, wherein the link bracket comprises:
a fixed rod (12) perpendicular to the slide rail (16);
a first sliding bar (3) slidably engaged with the fixed bar (12);
a first link (4) fixedly connected to the first slide bar (3), and the first link (4) is connected to the probe slot (13).
4. The ultrasonic phased array flat panel inspection automatic scanning device according to claim 3, wherein the link bracket further comprises: a second link (10) and a third link (11);
the first roller (1) is arranged on the second connecting rod (10), the third connecting rod (11) is fixedly arranged on the second connecting rod (10), and the fixing rod (12) is fixedly arranged on the third connecting rod (11).
5. The automatic scanning device for the ultrasonic phased array flat panel inspection according to claim 4, wherein the number of the second connecting rods (10) is two parallel, the number of the third connecting rods (11) is two parallel, the third connecting rods (11) are perpendicular to the second connecting rods (10), and the fixing rod (12) is perpendicularly connected between the two third connecting rods (11).
6. The ultrasonic phased array flat panel inspection automatic scanning device according to claim 1, wherein the probe slot (13) comprises:
a second slide bar (19) for connecting the link bracket;
a fourth link (22) slidably mounted to the second slide bar (19);
a clamp plate (8) connected to the fourth link (22) for clamping the probe (5);
the first fixing pin (7) is arranged on the clamping plate (8) and used for fixing the probe (5).
7. The automatic scanning device for ultrasonic phased array flat panel inspection according to claim 1, further comprising: a traction device slidably engaged with the sliding track, the traction device being connected to the probe slot (13).
8. The ultrasonic phased array flat panel inspection automatic scanning device according to claim 7, characterized in that the sliding rail comprises a slideway (17), and the traction device is provided with a second roller (15) matched with the slideway (17).
9. The automatic scanning device for the ultrasonic phased array flat panel inspection according to claim 7, wherein the traction device comprises a towing vehicle (14) and a traction rod (18), and the towing vehicle (14) is connected to the probe groove (13) through the traction rod (18).
10. The automatic scanning device for the ultrasonic phased array flat plate detection according to claim 9, wherein the draw bar (18) is connected with the clamping plate (8) of the probe slot (13) through a magnet (6), and the draw device further comprises a silicon steel sheet arranged between the magnet (6) and the clamping plate (8).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920174571.5U CN210123412U (en) | 2019-01-31 | 2019-01-31 | Automatic scanning device for ultrasonic phased array flat panel detection |
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| CN201920174571.5U CN210123412U (en) | 2019-01-31 | 2019-01-31 | Automatic scanning device for ultrasonic phased array flat panel detection |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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2019
- 2019-01-31 CN CN201920174571.5U patent/CN210123412U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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| CP01 | Change in the name or title of a patent holder |
Address after: No. 2096, Beijing New Energy Technology Research Institute Patentee after: Guoneng boiler and Pressure Vessel Inspection Co.,Ltd. Address before: No. 2096, Beijing New Energy Technology Research Institute Patentee before: GUODIAN BOILER AND PRESSURE VESSEL INSPECTION Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |