CN211905217U - Ultrasonic flaw detection tool - Google Patents
Ultrasonic flaw detection tool Download PDFInfo
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- CN211905217U CN211905217U CN202022184855.8U CN202022184855U CN211905217U CN 211905217 U CN211905217 U CN 211905217U CN 202022184855 U CN202022184855 U CN 202022184855U CN 211905217 U CN211905217 U CN 211905217U
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Abstract
The utility model discloses an ultrasonic flaw detection tool, which comprises a base, a part positioning device for positioning a part to be detected and a clamping device for fixing an ultrasonic probe; the part positioning device comprises a positioning block arranged on the base, and the positioning block is used for limiting the transverse movement of the part to be measured; the clamping device is arranged on the base and enables the detection area of the ultrasonic probe to be opposite to or in contact with the end face to be detected of the part to be detected, and the position of the ultrasonic probe is adjustably arranged in the clamping device. The utility model discloses not only can reduce measuring error and error, can detect application scope wide for the part of different specifications moreover, it is convenient to dismantle, simple structure, easily operation.
Description
Technical Field
The utility model relates to a part device field of detecting a flaw especially relates to an ultrasonic inspection frock.
Background
Ultrasonic flaw detection is a method for detecting the flaw of a part by using the characteristic that ultrasonic energy penetrates into the depth of a metal material and is reflected at the edge of an interface when the ultrasonic energy enters another section from the section.
Ultrasonic flaw detection is commonly used for flaw detection of metal surfaces, usually, a handheld probe is mostly adopted to press the surface of an object to be detected to perform sliding flaw detection in use, measurement errors or errors are easily caused by uncontrollable factors and the like in manual operation, and labor cost is very consumed.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides an ultrasonic flaw detection tool which limits the transverse movement of the part to be detected through a part positioning device and fixes an ultrasonic probe through a clamping device so as to reduce the measurement error and the mistake; just the utility model discloses an ultrasonic inspection frock can detect application scope wide for the part of different specifications, and it is convenient to dismantle, simple structure, easily operation.
In order to achieve the above purpose, the utility model adopts the following technical scheme to realize:
an ultrasonic flaw detection tool comprises a base, a part positioning device and a clamping device, wherein the part positioning device is used for positioning a part to be detected; the part positioning device comprises a positioning block arranged on the base, and the positioning block is used for limiting the transverse movement of the part to be measured; the clamping device is arranged on the base and enables the detection area of the ultrasonic probe to be opposite to or in contact with the end face to be detected of the part to be detected, and the position of the ultrasonic probe is adjustably arranged in the clamping device.
By adopting the structure, the positioning block limits the transverse movement of the part to be measured, and the clamping device fixes the ultrasonic probe, so that the relative positions of the positioning block and the ultrasonic probe are not changed in the measuring process, and the measuring errors and errors are effectively reduced;
the fixed position of the ultrasonic probe in the clamping device can be adjusted to adapt to a part to be detected without size, so that the application range of the ultrasonic flaw detection tool is enlarged; or the position of the ultrasonic probe is adjusted to realize the detection of the end faces to be detected of the same part to be detected at different places, thereby saving time and labor.
Further, the fixed block is rotatably mounted on the base.
By adopting the structure, when the part to be measured is arranged on the positioning block, the part to be measured can rotate through the positioning block, so that the surface to be measured of the part to be measured sweeps across the ultrasonic probe; the clamping position of the ultrasonic probe is adjusted, so that the end face to be detected with the same detected part and different distances from the rotation center can be detected.
Furthermore, the part positioning device comprises a positioning shaft, one end of the positioning shaft is arranged on the base, and the other end of the positioning shaft is higher than the base; the positioning block is sleeved on the positioning shaft and is in clearance fit with the positioning shaft.
By adopting the structure, the positioning block is in clearance fit with the positioning shaft, so that the measured part can be installed on the positioning block, and the positioning block can rotate by taking the positioning shaft as an axis without being limited by the shape of the inner hole of the measured part.
Specifically, the base is provided with a mounting hole matched with the positioning shaft, one end of the positioning shaft extends into the mounting hole to fix the positioning shaft, and the other end of the positioning shaft is higher than the base and is used for sleeving the positioning block.
Furthermore, the shape of the positioning block is matched with the shape of the inner hole of the part to be detected.
Specifically, the positioning block is a profiling positioning block, is designed according to the size of an inner hole of a measured part in a profiling mode, and belongs to the special purpose of the measured part; the ultrasonic flaw detection tool is provided with a plurality of positioning blocks with different sizes and shapes, so that the application range of the ultrasonic flaw detection tool is enlarged.
Further, the height distance of the positioning shaft above the base is adjustable.
Because the tested parts have different heights, the heights of the positioning blocks matched with the tested parts are also different; therefore, by adopting the structure, the height distance of the positioning shaft higher than the base is adjusted, so that the ultrasonic flaw detection tool is suitable for positioning blocks and tested parts with different heights, and the application range of the ultrasonic flaw detection tool is enlarged.
Specifically, the location axle with be used for fixing on the base screw-thread fit between the mounting hole of location axle only needs can be higher than the location axle through the screw thread the high distance of base is adjusted easy operation.
Furthermore, the end face of the positioning block arranged on the base is sunken towards the bottom surface of the base or penetrates through the base to form an installation position for installing the clamping device; the clamping device is mounted in the mounting location.
By adopting the structure, the clamping device is positioned in the mounting position, and after the clamping device fixes the ultrasonic probe, the detection area of the ultrasonic probe is arranged opposite to or in contact with the end face to be detected of the part to be detected.
Furthermore, the clamping device comprises two clamping blocks provided with clamping surfaces and fixing surfaces and clamping block fixing parts, wherein the clamping surfaces of the two clamping blocks are arranged oppositely; through holes for fixing the clamping block fixing pieces are formed in the two opposite side walls in the installation position, and the action ends of the clamping block fixing pieces act on the fixing surfaces of the clamping blocks through the through holes; the through-hole is provided with the screw thread, grip block mounting corresponds and is provided with the screw thread.
By adopting the structure, the clamping surface of the clamping block is used for contacting with the ultrasonic probe and clamping and fixing the ultrasonic probe; the distance between the two clamping blocks, namely the clamping width of the clamping device, is realized by adjusting the position relation between the clamping block fixing piece and the through hole through threads, so that the clamping device is suitable for ultrasonic probes with different sizes and specifications, and different requirements are met.
Further, the clamping device comprises a matching block which is arranged on the fixing surface of the clamping block in a sliding mode; the clamping block fixing part acting end acts on the clamping block by acting on the matching block; a blind groove matched with the action end of the clamping block fixing piece is formed in one surface, in contact with the clamping block fixing piece, of the matching block; the part, matched with the blind groove, of the action end of the clamping block fixing piece is not provided with threads; the installation position sets up through-hole on the lateral wall of through-hole is provided with a plurality of.
When the ultrasonic probe is clamped, unstable clamping is caused in order to prevent the clamping block fixing piece from slipping with the matching block; by adopting the structure, the matching block is provided with the blind groove, and one end of the clamping block fixing piece extends into the blind groove, so that the clamping block is fastened, and the stability of the clamping device for clamping and fixing the ultrasonic probe is ensured.
When the clamping block is used for clamping and fixing the ultrasonic probe, the matching block is slid to a position approximately the same as the position of the ultrasonic probe, and the clamping block fixing piece acts on the matching block through the corresponding through hole; the stress of the ultrasonic probe when being clamped is ensured, and the stability of the clamping device for clamping and fixing the ultrasonic probe is ensured;
specifically, the clamping block is provided with a T-shaped groove, and correspondingly, the matching block is a T-shaped block matched with the T-shaped groove; the matching block is arranged in a sliding manner by utilizing the T-shaped shape and the T-shaped groove of the matching block;
the number of the clamping block fixing pieces is matched with that of the through holes; the operation is convenient.
Furthermore, the clamping surface of at least one of the two clamping blocks is recessed inwards to form an arc-shaped cutting edge.
Because the ultrasonic probe may be a cylindrical structure, the ultrasonic probe with the cylindrical structure can be fixed by using the arc-shaped trimming edges arranged on the clamping surface by adopting the structure.
Because the ultrasonic probe of cylindrical structure has different sizes, the circular arc side cut of the clamping face sets up several sections and size difference.
Specifically, two arc-shaped trimming edges with different sizes are arranged on the clamping surface of one of the two clamping blocks.
Furthermore, each clamping block is provided with a plurality of matching blocks; the through holes on the side walls of the two sides of the mounting position are symmetrically arranged.
By adopting the structure, the plurality of matching blocks are arranged on each clamping block, so that the operation is more convenient;
the ultrasonic probe is clamped and fixed by the combined action of the clamping blocks on two sides, and the through holes on the side walls on two sides of the mounting position are symmetrically arranged, so that the clamping and fixing of the ultrasonic probe can be realized by the aid of the clamping blocks on two sides, acting forces acting on two sides of the ultrasonic probe are on the same straight line, and the stability of the clamping device for clamping and fixing the ultrasonic probe is guaranteed.
Further, the ultrasonic flaw detection tool comprises a wear-resistant pad piece, wherein the wear-resistant pad piece is arranged on the end face of one side of the positioning block, which is arranged on the base.
The wear-resistant pad piece is made of a wear-resistant material; because the part that awaits measuring need rotate around the location axle, so can cause wearing and tearing with the base friction, so adopt above-mentioned structure, if wearing and tearing appear, only need change wear pad spare can, avoid the integral type base because of wearing and tearing lead to frequently maintain the scheduling problem, be convenient for change, reduce replacement cost.
Specifically, the wear pad piece is provided with a notch for exposing the ultrasonic probe.
Compared with the prior art, the utility model discloses following beneficial effect has:
(1) the utility model discloses an ultrasonic flaw detection tool, which limits the transverse movement of the part to be detected through a part positioning device and fixes an ultrasonic probe through a clamping device so as to reduce the measurement error and the error;
(2) the utility model discloses an ultrasonic inspection frock can detect for the part of different specifications, and application scope is wide.
Drawings
Fig. 1 is a schematic view of a three-dimensional structure of the ultrasonic flaw detection tool of the present invention;
FIG. 2 is a schematic view of the ultrasonic inspection tool of the present invention detecting parts of another specification;
fig. 3 is an explosion structure diagram of the ultrasonic inspection tool of the present invention;
fig. 4 is a schematic structural view of a clamping device in the ultrasonic flaw detection tool of the present invention;
reference numerals: 1, a base; 101, an installation position; 1011 through holes; 2, a part positioning device; 201, a positioning block; 202 positioning the shaft; 3, a clamping device; 301 a clamping block; 3011 cutting circular arc; 302 a clamp block fixture; 303 mating block; 3031 blind groove; 4, an ultrasonic probe; 5 wear-resistant pad parts; 501, notching; 6 parts to be tested.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
As shown in fig. 1 to 4, an ultrasonic flaw detection tool includes a base 1, a part positioning device 2 for positioning a part to be detected, and a clamping device 3 for fixing an ultrasonic probe 4; the part positioning device 2 comprises a positioning block 201 arranged on the base 1, and the positioning block 201 is used for limiting the transverse movement of the part to be measured; the clamping device 3 is arranged on the base 1, the detection area of the ultrasonic probe 4 is arranged opposite to or in contact with the end face to be detected of the part to be detected, and the position of the ultrasonic probe 4 is adjustably arranged in the clamping device 3.
By adopting the structure, the positioning block 201 limits the transverse movement of the part to be measured, the clamping device 3 fixes the ultrasonic probe 4, the relative position of the positioning block and the ultrasonic probe is ensured not to be changed in the measuring process, and the measuring error and mistake are effectively reduced;
the fixed position of the ultrasonic probe 4 in the clamping device 3 can be adjusted to adapt to a part to be detected without size, so that the application range of the ultrasonic flaw detection tool is enlarged; or the position of the ultrasonic probe 4 is adjusted to realize the detection of the end faces to be detected of the same part to be detected at different places, thereby saving time and labor.
Preferably, the fixing block is rotatably mounted on the base 1.
By adopting the structure, when the part to be measured is arranged on the positioning block 201, the part to be measured can rotate through the positioning block 201, so that the surface to be measured of the part to be measured sweeps across the ultrasonic probe 4; the clamping position of the ultrasonic probe 4 is adjusted, so that the end faces to be detected with different distances from the same part to be detected to the rotation center can be detected.
Preferably, the part positioning device 2 comprises a positioning shaft 202, one end of the positioning shaft 202 is arranged on the base 1, and the other end is higher than the base 1; the positioning block 201 is sleeved on the positioning shaft 202 and is in clearance fit with the positioning shaft 202.
By adopting the structure, the positioning block 201 and the positioning shaft 202 are in clearance fit, so that when the measured part is installed on the positioning block 201, the measured part can rotate by taking the positioning shaft 202 as an axis through the positioning block 201 without being limited by the shape of the inner hole of the measured part.
Specifically, the base 1 is provided with a mounting hole matched with the positioning shaft 202, one end of the positioning shaft 202 extends into the mounting hole to fix the positioning shaft 202, and the other end of the positioning shaft 202 is higher than the base 1 and is used for sleeving the positioning block 201.
Preferably, the shape of the positioning block 201 is matched with the shape of an inner hole of the part to be detected.
Specifically, the positioning block 201 is a profiling positioning block, is designed according to the size of an inner hole of a measured part in a profiling manner, and belongs to the special purpose of the measured part; the ultrasonic flaw detection tool is provided with a plurality of positioning blocks 201 with different sizes and shapes, so that the application range of the ultrasonic flaw detection tool is enlarged.
Preferably, the height distance of the positioning shaft 202 higher than the base 1 is adjustable.
The heights of the positioning blocks 201 matched with the parts to be detected are different because the parts to be detected have different heights; therefore, by adopting the structure, the height distance of the positioning shaft 202 higher than the base 1 is adjusted to be suitable for positioning blocks 201 and tested parts with different heights, and the application range of the ultrasonic flaw detection tool is enlarged.
Specifically, the positioning shaft 202 is in threaded fit with the mounting hole in the base 1, and the positioning shaft 202 is higher than the base 1 by only the threads, so that the height distance of the positioning shaft 202 is adjusted, and the operation is simple.
Preferably, the end surface of the base 1, which is provided with the positioning block 201, is recessed towards the bottom surface of the base 1 or penetrates through the base 1 to form an installation position 101 for installing the clamping device 3; the clamping device 3 is mounted in the mounting location 101.
By adopting the structure, the clamping device 3 is positioned in the mounting position 101, and after the ultrasonic probe 4 is fixed, the detection area of the ultrasonic probe 4 is arranged opposite to or in contact with the end face to be detected of the part to be detected.
Preferably, the clamping device 3 comprises two clamping blocks 301 provided with clamping surfaces and fixing surfaces, and a clamping block fixing part 302, wherein the clamping surfaces of the two clamping blocks 301 are arranged oppositely; through holes 1011 for fixing the clamping block fixing pieces 302 are formed in two opposite side walls of the installation position 101, and the action ends of the clamping block fixing pieces 302 act on the fixing surfaces of the clamping blocks 301 through the through holes 1011; the through hole 1011 is provided with threads, and the clamping block fixing piece 302 is correspondingly provided with threads.
With the above structure, the clamping surface of the clamping block 301 is used for contacting the ultrasonic probe 4 and clamping and fixing the ultrasonic probe 4; the distance between the two clamping blocks 301, namely the clamping width of the clamping device 3, is realized by adjusting the position relation between the clamping block fixing piece 302 and the through hole 1011 through threads, so that the ultrasonic probe clamping device is suitable for ultrasonic probes 4 with different sizes and specifications, and different requirements are met.
Preferably, the clamping device 3 comprises a matching block 303 arranged on the fixed surface of the clamping block 301 in a sliding manner; the acting end of the clamping block fixing piece 302 acts on the clamping block 301 by acting on the matching block 303; a blind groove 3031 matched with the action end of the clamping block fixing piece 302 is arranged on one surface, which is contacted with the clamping block fixing piece 302, of the matching block 303; the part of the action end of the clamping block fixing piece 302, which is matched with the blind groove 3031, is not provided with threads; the through holes 1011 on the side wall of the through holes 1011 of the mounting position 101 are provided with a plurality of.
When the ultrasonic probe 4 is clamped, unstable clamping caused by slippage between the clamping block fixing piece 302 and the matching block 303 is prevented; by adopting the structure, the matching block 303 is provided with the blind groove 3031, and one end of the clamping block fixing part 302 extends into the blind groove 3031, so that the clamping block 301 is fastened, and the stability of clamping and fixing the ultrasonic probe 4 by the clamping device 3 is ensured.
When the ultrasonic probe 4 is clamped and fixed by the clamping block 301, the matching block 303 is slid to a position approximately same as the position of the ultrasonic probe 4, and the clamping block fixing piece 302 acts on the matching block 303 through the corresponding through hole 1011; so as to ensure the stress when the ultrasonic probe 4 is clamped and ensure the stability of the clamping device 3 for clamping and fixing the ultrasonic probe 4;
specifically, the clamping block 301 is provided with a T-shaped groove, and correspondingly, the matching block 303 is a T-shaped block matched with the T-shaped groove; the matching block 303 is arranged in a sliding manner by utilizing the T-shaped shape and the T-shaped groove;
the number of the clamping block fixing pieces 302 is matched with that of the through holes 1011; the operation is convenient.
Preferably, the clamping surface of at least one of the two clamping blocks 301 is recessed inwards to form a circular arc-shaped cut edge 3011.
Since the ultrasonic probe 4 may be of a cylindrical structure, with the above structure, the ultrasonic probe 4 of a cylindrical structure can be fixed by the circular-arc-shaped cut edge 3011 provided on the holding surface.
Since the ultrasonic probes 4 of the cylindrical structure have different sizes, the circular-arc-shaped cut edges 3011 of the holding surface are provided in several segments and have different sizes.
Specifically, two arc-shaped cut edges 3011 with different sizes are arranged on the clamping surface of one of the two clamping blocks 301.
Preferably, each clamping block 301 is provided with a plurality of the matching blocks 303; the through holes 1011 on the side walls of the two sides of the mounting position 101 are symmetrically arranged.
By adopting the structure, the plurality of matching blocks 303 are arranged on each clamping block 301, so that the operation is more convenient;
Preferably, the ultrasonic flaw detection tool comprises a wear-resistant pad piece 5, wherein the wear-resistant pad piece 5 is arranged on the end face of one side of the positioning block 201, which is arranged on the base 1.
The wear pad 5 is made of a wear resistant material; because the part that awaits measuring need rotate around location axle 202, so can cause wearing and tearing with base 1 friction, so adopt above-mentioned structure, if wearing and tearing appear, only need change wear pad spare 5 can, avoid the integral type base 1 because of the frequent problem such as maintain that wearing and tearing lead to, the change of being convenient for reduces the replacement cost.
Specifically, the wear pad 5 is provided with a notch 501 for exposing the ultrasonic probe 4.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides an ultrasonic inspection frock which characterized in that: comprises a base (1), a part positioning device (2) for positioning a part to be detected and a clamping device (3) for fixing an ultrasonic probe (4); the part positioning device (2) comprises a positioning block (201) arranged on the base (1), and the positioning block (201) is used for limiting the transverse movement of the part to be measured; the clamping device (3) is arranged on the base (1) and enables a detection area of the ultrasonic probe (4) to be opposite to or in contact with the end face to be detected of the part to be detected, and the position of the ultrasonic probe (4) is arranged in the clamping device (3) in an adjustable mode.
2. The ultrasonic inspection tool of claim 1, characterized in that: the part positioning device (2) comprises a positioning shaft (202), one end of the positioning shaft (202) is arranged on the base (1), and the other end of the positioning shaft (202) is higher than the base (1); the positioning block (201) is sleeved on the positioning shaft (202) and is in clearance fit with the positioning shaft.
3. The ultrasonic inspection tool of claim 1, characterized in that: the shape of the positioning block (201) is matched with the shape of an inner hole of the part to be detected.
4. The ultrasonic inspection tool of claim 2, characterized in that: the height distance of the positioning shaft (202) higher than the base (1) is adjustable.
5. The ultrasonic inspection tool of claim 1, characterized in that: the end face of the positioning block (201) arranged on the base (1) is sunken towards the bottom surface of the base (1) or penetrates through the base to form an installation position (101) for installing the clamping device (3); the clamping device (3) is mounted in the mounting location (101).
6. The ultrasonic inspection tool of claim 5, characterized in that: the clamping device (3) comprises two clamping blocks (301) provided with clamping surfaces and fixing surfaces and a clamping block fixing piece (302), wherein the clamping surfaces of the two clamping blocks (301) are arranged oppositely; through holes (1011) for fixing the clamping block fixing pieces (302) are formed in two opposite side walls of the mounting position (101), and the action ends of the clamping block fixing pieces (302) act on the fixing surfaces of the clamping blocks (301) through the through holes (1011); the through hole (1011) is provided with threads, and the clamping block fixing piece (302) is correspondingly provided with threads.
7. The ultrasonic inspection tool of claim 6, characterized in that: the clamping device (3) comprises a matching block (303) which is arranged on the fixing surface of the clamping block (301) in a sliding mode; the acting end of the clamping block fixing piece (302) acts on the clamping block (301) by acting on the matching block (303); a blind groove (3031) matched with the action end of the clamping block fixing piece (302) is formed in one surface, which is contacted with the clamping block fixing piece (302), of the matching block (303); the part of the action end of the clamping block fixing piece (302) which is matched with the blind groove (3031) is not provided with threads; the installation position (101) is provided with a plurality of through holes (1011) on the side wall of the through holes (1011).
8. The ultrasonic inspection tool of claim 6, characterized in that: the clamping surface of at least one of the two clamping blocks (301) is recessed inwards to form a circular arc-shaped trimming edge (3011).
9. The ultrasonic inspection tool of claim 7, wherein: each clamping block (301) is provided with a plurality of matching blocks (303); through holes (1011) on the side walls of two sides of the mounting position (101) are symmetrically arranged.
10. The ultrasonic inspection tool of claim 1, characterized in that: including wear pad spare (5), wear pad spare (5) set up base (1) sets up on the terminal surface of locating piece (201) one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022184855.8U CN211905217U (en) | 2020-09-29 | 2020-09-29 | Ultrasonic flaw detection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022184855.8U CN211905217U (en) | 2020-09-29 | 2020-09-29 | Ultrasonic flaw detection tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211905217U true CN211905217U (en) | 2020-11-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022184855.8U Active CN211905217U (en) | 2020-09-29 | 2020-09-29 | Ultrasonic flaw detection tool |
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| Country | Link |
|---|---|
| CN (1) | CN211905217U (en) |
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2020
- 2020-09-29 CN CN202022184855.8U patent/CN211905217U/en active Active
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