CN210123413U - 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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- CN210123413U CN210123413U CN201920196943.4U CN201920196943U CN210123413U CN 210123413 U CN210123413 U CN 210123413U CN 201920196943 U CN201920196943 U CN 201920196943U CN 210123413 U CN210123413 U CN 210123413U
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Abstract
The utility model discloses an automatic scanning device of dull and stereotyped detection of supersound phased array, include: a device body for fixed mounting to the plate member; the driving block assembly can be matched with the device main body in a linear motion manner; the probe groove is arranged on the driving block component and used for installing the probe. Adopt the utility model provides an automatic device of looking into of sweeping of dull and stereotyped detection of supersound phased array can realize that the phased array probe is according to the automatic dull and stereotyped welding seam of looking into of scanning of predetermined linear motion orbit to promote dull and stereotyped precision and the degree of automation of looking into of sweeping.
Description
Technical Field
The utility model relates to an ultrasonic detection technical field relates to an automatic device of looking into of dull and stereotyped detection of supersound phased array particularly.
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 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:
an automatic scanning device for ultrasonic phased array flat panel detection comprises:
a device main body for mounting and fixing to the flat plate member;
the driving block assembly can be matched with the device main body in a linear motion manner;
set up in drive the block assembly, and be used for installing the probe groove of phased array probe.
Preferably, the probe groove and the driving block assembly are matched in a linear motion mode, and the motion direction is perpendicular to the linear motion direction of the driving block assembly and the device main body.
Preferably, the driving block assembly includes:
the driving block can be matched with the device main body in a linear motion way;
the first connecting rod is arranged on the driving block;
and the second connecting rod is movably connected with the first connecting rod and is connected with the probe groove.
Preferably, the driving block assembly further comprises:
the screw rod is arranged on the driving block and is inserted into the second connecting rod;
the springs are arranged on the screw rod and distributed between the driving block and the second connecting rod;
and the fastening bolt is matched with the screw rod and used for adjusting the installation height of the second connecting rod.
Preferably, the driving block assembly further comprises:
a first bushing slidably engaged with the second link;
a third link fixedly connected to the first sleeve, and the third link is connected to the probe slot.
Preferably, the probe slot comprises:
a second bushing for connecting the third link;
the telescopic rod is telescopically arranged on the second sleeve;
the clamping plate is connected with the telescopic rod and used for clamping the phased array probe;
and the fixing screw is arranged on the clamping plate and used for fixing the phased array probe.
Preferably, the device main body comprises a driving block slideway, and the driving block slideway can be in linear sliding fit;
the drive block assembly further comprises:
a support bar for supporting the driving block to the device body;
and the rolling wheel is arranged on the supporting rod and matched with the driving block slideway.
Preferably, the method further comprises the following steps: and the driving device is used for driving the driving block assembly to linearly move along the device main body.
Preferably, the driving means includes: the driving wheel is matched with a transmission shaft of the motor, the driving wheel and the driven wheel are respectively arranged on two sides of the chain, and the driving block component is connected to the chain.
Preferably, the device further comprises a permanent magnet provided to the device body.
According to the technical scheme, the utility model provides an among the automatic scanning device of ultrasonic phased array flat panel inspection, drive block assembly linkage probe groove and make linear motion along the device main part together to this realizes that the probe scans the flat panel part according to the motion trail of predetermineeing, avoids taking place to scan the skew, improves the precision that detects greatly; in addition, through increasing the drive arrangement who is used for driving about to drive block group spare and makes linear motion along the device main part, help realizing the automatic scanning of dull and stereotyped welding seam phased array probe, improve the degree of automation that detects.
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 side view of an ultrasonic phased array flat panel inspection automatic scanning device according to an embodiment of the present invention,
wherein, 1 is a device main body, 2 is a driving block slideway, 3 is a driving wheel, 4 is a driven wheel, 5 is a permanent magnet, and 6 is a chain;
FIG. 2 is a schematic diagram of a front view structure of the ultrasonic phased array flat panel inspection automatic scanning device provided by the embodiment of the present invention,
the detection device comprises a base, a driving gear, a spherical fixed end, a driving block, a first connecting rod, a screw rod, a fastening bolt, a spring, a second connecting rod, a first pin, a second pin, a first sleeve, a third connecting rod, a probe groove, a fixing screw, a detection area (welding line), a probe, a detection area (welding line), a distance a between the probe and the detection area, a rotating shaft, a support rod, a driving gear, a spherical fixed end, a driving block, a first connecting rod, a screw rod, a fastening bolt, a spring, a second;
FIG. 3 is a schematic structural diagram of a probe slot according to an embodiment of the present invention,
wherein 29 is the second sleeve pipe, 30 is the telescopic link, 31 is the fixed pin, 32 is the splint.
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:
an apparatus body 1 for mounting and fixing to a flat plate member;
the driving block component can be matched with the device main body 1 in a linear motion way;
is arranged in the probe groove of the driving block component and is used for installing the probe 28.
When the device is used, the device main body 1 is fixedly installed on the flat plate component and is arranged at an equal distance from the detection part on the flat plate component, so that the probe groove is ensured to keep a constant positioning distance to perform linear scanning on the flat plate component under the linkage of the driving block component.
According to the technical scheme, the embodiment of the utility model provides an among the dull and stereotyped automatic scanning of ultrasonic phased array detection device, drive block group spare linkage probe groove and together make linear motion along device main part 1 to this realizes that the probe scans according to predetermined movement track and looks into dull and stereotyped part, avoids taking place to scan and looks into the skew, improves the precision that detects greatly.
In this embodiment, the probe slot and the driving block assembly are matched in a linear motion manner, and the motion direction is perpendicular to the linear motion direction of the driving block assembly and the device main body 1. The linear motion direction of the driving block assembly is arranged in the same direction as the weld joint to be detected, and the probe groove linked with the driving block assembly is ensured to be scanned along the weld joint to be detected. The relative motion direction of the probe groove on the driving block assembly is perpendicular to the scanning direction, so that the positioning distance from the probe 28 to a weld joint to be detected can be adjusted, the workload of repeated positioning is reduced, and the scanning efficiency is improved.
Preferably, the bring block assembly comprises: a driving block 14 linearly movable fitted to the apparatus main body 1; a first link 15 provided to the driving block 14; the second connecting rod 19 is movably connected with the first connecting rod 15, and the second connecting rod 19 is connected with the probe slot. The movable angle of the first connecting rod 15 and the second connecting rod 19 is controlled to adjust the installation height of the probe slot, so that the installation of probes 28 with different heights can be adapted.
Specifically, the device main body 1 includes a driving block slide 2, and the driving block 14 is linearly slidably fitted to the driving block slide 2. The driving block slide way 2 provides guidance for the linear motion of the driving block 14, so that the effect of indirectly guiding the probe groove to do linear motion along the device main body 1 is achieved, the probe 28 scans the flat plate part according to the preset linear motion track, and the scanning accuracy is improved. Of course, other linear motion modes, such as a screw mechanism, etc., may also be adopted, and are not described herein again.
In order to further optimize the above technical solution, the driving block assembly further includes: a support bar 11 for supporting the movable block 14 to the apparatus body 1. The support rod 22 can effectively prevent the driving block 14 from moving and falling off, and ensure the stability of the movement of the driving block 14. The rolling wheel 10 arranged on the support rod 11 and matched with the driving block slideway 2 realizes the sliding of the driving block 14 along the device main body 1. The rolling wheel 10 is adopted as a sliding mechanism of the driving block 14, and the device has the characteristics of simple structure and good reliability. Of course, other rolling mechanisms, such as a slider cooperating with the carrier block slide 2, may be used.
Specifically, drive block subassembly still includes: a screw 16 disposed on the driving block 14 and inserted into the second connecting rod 19; a spring 18 mounted on the screw 16 and distributed between the driving block 14 and the second connecting rod 19; and a fastening bolt 17 matched with the screw 16 and used for adjusting the installation height of the second connecting rod 19. The spring 18 can provide supporting elastic force for the second connecting rod, and the mounting stability of the second connecting rod is improved. In addition, the scanning height of the probe groove is adjusted by utilizing the telescopic performance of the spring, so that the probe 28 can be matched with a flat plate component with a height difference at the part to be detected, and the scanning feasibility of the probe groove is improved. In addition, by adjusting the matching amount of the fastening bolt 17 and the screw 16, different installation heights of the probe grooves are realized, good contact between the probe 28 and the part to be detected is ensured, and the scanning precision is improved.
In this embodiment, the driving block assembly further includes: a first sleeve 22 slidably engaged with the second link 19; a third link 23 fixedly connected to the first sleeve 22, and the third link 23 is connected to the probe slot. The first sleeve 22 is used to adjust the positioning distance of the probe slot to the part to be inspected. The first sleeve 22 is used as a sliding mechanism of the probe slot, and has the characteristics of convenience in installation and compact structure. In addition, the first sleeve 22 is slidably connected to the second link 19, and the first sleeve 22 is locked to the second link 19 by the second pin 21. In addition, in order to prevent the relative displacement between the first sleeve 22 and the third link 23, the two are rigidly connected, thereby increasing the reliability of the structure.
Preferably, the probe slot includes: a second bushing 29 for connecting the third link 23; a telescopic rod 30 telescopically mounted on the second sleeve 29; a clamp plate 32 connected to the telescopic rod 30 for clamping the probe 28; and a fixing screw 25 provided on the clamping plate 32 for fixing the probe 28. The clamping width of the clamping plate 32 is adjusted by controlling the extension and retraction amount of the second sleeve 29 and the third connecting rod 23 so as to adapt to the installation of probes with different sizes, and then the probe 28 is pressed on the probe slot through the fixing screw 25. The probe slot in this scheme adopts the sleeve pipe design, and its centre gripping width has adjustable characteristics, adapts to the installation of the phased array probe of equidimension not, improves the suitability of probe slot greatly.
In this embodiment, the apparatus provided in this embodiment further includes: and the driving device is used for driving the driving block assembly to linearly move along the device main body 1. The driving device drives the driving block assembly to move linearly along the device main body, so that the flat plate component can be automatically scanned by the probe 28, and the automation degree of scanning by the probe 28 is improved.
Specifically, the driving device includes: the motor 7, the driving wheel 3, the driven wheel 4 and the chain 6; wherein, the motor 7 is used as a driving part; the driving wheel 3, the driven wheel 4 and the chain 6 are used as transmission parts. In order to create a better transmission effect, the driving wheel 3 and the driven wheel 4 both adopt a gear to drive the chain 6. The driving gear 12 is matched with a transmission shaft 9 of the motor 7, the driving wheel 3 and the driven wheel 4 are respectively arranged on two sides of the chain 6, the driving block assembly is connected to the chain 6 through a first pin 20, and linkage of the chain 6 and the driving block 14 is achieved. Of course, other driving means, such as traction braking, may be used.
In order to further optimize the above technical solution, the apparatus provided in this solution further includes: a permanent magnet 5 for fixing the device body 1 and/or a base 8 for mounting the motor 7. The device body 1 and/or the base 8 are fixed on the flat plate member by the adsorption force provided by the permanent magnet 5, and the device has the characteristics of simple structure and convenience in disassembly. Of course, other fastening means may be used if the plate member, the device body 1 and/or the base 8 are non-magnetic. For example, the apparatus body 1 is fixed to a plate member by a clamp plate, and the base 8 is built in the apparatus body 1 by mechanical connection. Different fixing modes are selected according to different application scenarios, and are not described herein again.
The present solution is further described below with reference to specific embodiments:
the embodiment of the utility model provides an automatic scanning device through designing realizes that dull and stereotyped welding seam phased array probe is automatic to be scanned, and concrete technical scheme is as follows:
1. the automatic scanning device mainly comprises a device main body 1, a driving wheel 3 and a driven wheel 4 through a chain 6, a driving block slideway 2 is used for driving a driving block 14 to slide, and a permanent magnet 5 is used for fixing the device on a detected part.
If the measured material is non-ferromagnetic material, the material can be fixed by adding clamping plates at two ends of the automatic scanning device and the like.
2. The motor 7 is a stepless speed change motor, and the moving speed of the chain 6 is adjusted by adjusting the rotating speed of the motor 7, so that the moving speed of the probe 28 is controlled. As the phased array detection does not form a standard at present, the phased array detection can refer to the detection standard of common ultrasound, and the moving speed does not exceed 150 mm/s. The moving speed should be set according to the state of the material surface. The bottom of the base 8 is provided with the permanent magnet 5 for fixing the base 8, and the height of the base 8 can be finely adjusted, so that the magnetic base is suitable for the condition that the material surface has height difference.
If the material to be measured is a non-ferromagnetic material, the motor 7 may be built into the automatic scanning device.
The power of the motor 7 is larger than the resistance generated between the gear drive chain 6 and the drive block 14 and the like. Preferably, the power source is provided using a rechargeable battery.
3. The driving wheel 3 and the driven wheel 4 are both driven by a gear to drive a chain 6.
4. The first connecting rod 15 and the second connecting rod 19 are movably connected. The phased array probe 28 and the surface to be inspected are brought into good contact by adjusting the height of the fastening bolt 17. The phased array probe 28 is automatically adjusted by the spring 18 to allow smooth inspection even when the surface to be inspected is not well treated.
5. The moving block 14 is supported on the apparatus body 1 by a support bar 11 and slides in the moving block slide 2 via the rolling wheels 10. The first pin 20 connects the driving block 14 to the chain 6, so that the chain 6 drives the driving block 14 to move.
6. The first sleeve 22 is permanently connected with the third link 23, and the distance of the first sleeve 22 is adjusted to be proper 27a, and the first sleeve 22 is fixed by the second pin 21 after the adjustment is completed.
7. The probe grooves 24 are arranged in a sleeve mode, are suitable for fixing probes 28 of different sizes, and are locked by fixing pins after adjustment. The clamp plate 32 is used to clamp the phased array probe 28 and is fixed by the fixing screw 25.
8. The device body 1, the gear, the chain 6 and the like can be integrally formed by high-strength plastics, and the connecting rod, the sleeve, the probe groove 24, the pin and the like can be made of high-strength titanium alloy. Mainly to make the device light, sturdy and durable.
The specific implementation mode is as follows:
1. the a value is calculated according to the phased array focusing principle.
2. The automatic scanning device is arranged at a corresponding position, the probe is clamped by the probe groove, and the fastening bolt is adjusted 17, so that the probe is in good contact with the contact surface and moves smoothly.
3. The rotating speed of the motor is adjusted to be as large as possible under the condition that the detection quality is not influenced, so that the detection speed is improved.
4. And (6) carrying out detection.
5. And (6) finishing detection.
The utility model discloses beneficial effect:
the utility model discloses an automatic scanning device of 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 designated parts of the welding seam and the plate material component.
It is suitable for automatic scanning of various materials, such as metal, ceramic, etc.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
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 device body (1) for fixed mounting to a flat member;
the driving block component can be matched with the device main body (1) in a linear motion manner;
and a probe slot arranged on the driving block component and used for installing a phased array probe (28).
2. The automatic scanning device for ultrasonic phased array flat panel inspection according to claim 1, wherein the probe slot and the driving block assembly are linearly movable and matched, and the moving direction is perpendicular to the linear moving direction of the driving block assembly and the device main body (1).
3. The automatic scanning device for ultrasonic phased array flat panel inspection according to claim 1, wherein the driving block assembly comprises:
a driving block (14) which is linearly movably matched with the device main body (1);
a first link (15) provided to the driving block (14);
and the second connecting rod (19) is movably connected with the first connecting rod (15), and the second connecting rod (19) is connected with the probe slot.
4. The automatic scanning device for ultrasonic phased array flat panel inspection according to claim 3, wherein the driving block assembly further comprises:
a screw (16) which is arranged on the driving block (14) and is inserted into the second connecting rod (19);
a spring (18) mounted on the screw (16) and distributed between the driving block (14) and the second connecting rod (19);
and the fastening bolt (17) is matched with the screw rod (16) and is used for adjusting the installation height of the second connecting rod (19).
5. The automatic scanning device for ultrasonic phased array flat panel inspection according to claim 3, wherein the driving block assembly further comprises:
a first bushing (22) slidably engaged with the second link (19);
a third link (23) fixedly connected to the first sleeve (22), and the third link (23) is connected to the probe slot.
6. The ultrasonic phased array flat panel inspection automatic scanning device according to claim 5, wherein the probe slot comprises:
a second bushing (29) for connecting the third link (23);
a telescopic rod (30) telescopically mounted on the second sleeve (29);
a clamp plate (32) connected to the telescoping rod (30) for clamping the phased array probe (28);
and a fixing screw (25) which is arranged on the clamping plate (32) and is used for fixing the phased array probe (28).
7. The automatic scanning device for the ultrasonic phased array flat panel detection according to claim 3, wherein the device body (1) comprises a driving block slideway (2), and the driving block (14) and the driving block slideway (2) can be in linear sliding fit;
the drive block assembly further comprises:
a support bar (11) for supporting the driving block (14) to the apparatus main body (1);
the rolling wheel (10) is arranged on the supporting rod (11) and matched with the driving block slideway (2).
8. The automatic scanning device for ultrasonic phased array flat panel inspection according to claim 1, further comprising: and the driving device is used for driving the driving block assembly to linearly move along the device main body (1).
9. The ultrasonic phased array flat panel inspection automatic scanning device according to claim 8, wherein the driving device comprises: motor (7), action wheel (3), follow driving wheel (4) and chain (6), action wheel (3) with transmission shaft (9) cooperation of motor (7), action wheel (3) with from driving wheel (4) install respectively in the both sides of chain (6), drive block subassembly connect in chain (6).
10. The ultrasonic phased array flat panel inspection automatic scanning device according to claim 1, further comprising a permanent magnet (5) provided to the device body (1).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920196943.4U CN210123413U (en) | 2019-02-14 | 2019-02-14 | Automatic scanning device for ultrasonic phased array flat panel detection |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920196943.4U CN210123413U (en) | 2019-02-14 | 2019-02-14 | 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 |
|---|---|---|---|---|
| CN109632968A (en) * | 2019-02-14 | 2019-04-16 | 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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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109632968A (en) * | 2019-02-14 | 2019-04-16 | 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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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. |