CN209946080U - Creeping wave and transverse wave combined detection reference block - Google Patents
Creeping wave and transverse wave combined detection reference block Download PDFInfo
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- CN209946080U CN209946080U CN201920592131.1U CN201920592131U CN209946080U CN 209946080 U CN209946080 U CN 209946080U CN 201920592131 U CN201920592131 U CN 201920592131U CN 209946080 U CN209946080 U CN 209946080U
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Abstract
The utility model relates to an ultrasonic testing technical field just discloses creeping wave and transverse wave combination and detects contrast test block, the on-line screen storage device comprises a base, the standing groove has been seted up at the top of base, the interior diapire fixed mounting of standing groove has the release spring that quantity is four, four the top fixed mounting of release spring has the support plate, the inside of standing groove and the top movable mounting who is located the support plate have the test block body, the first long cross bore that runs through the test block body is seted up in the front of test block body, the front of test block body and the bottom that is located first long cross bore are seted up the long cross bore of second that runs through the test block body. This creeping wave and transverse wave combination detect contrast test block, seted up first long cross bore to the test block body through setting up, reached and conveniently done the curved purpose of creeping wave DAC, seted up first long cross bore, the long cross bore of second and the long cross bore of third to the test block body through setting up, reached and conveniently done the curved purpose of transverse wave DAC.
Description
Technical Field
The utility model relates to an ultrasonic testing technical field specifically is creeping wave and transverse wave combination detection contrast test block.
Background
Ultrasonic detection refers to a nondestructive inspection method for inspecting internal defects of metal components by using ultrasonic waves, wherein ultrasonic waves are transmitted to the surface of a component by a transmitting probe through a coupling agent, the ultrasonic waves have different reflection signals when propagating in the component, the internal defects of the component can be inspected by using the time difference of transmitting the different reflection signals to the probe, the size, the position and the approximate property of the defects can be judged according to the height, the position and the like of echo signals displayed on a fluorescent screen, the ultrasonic detection is sensitive to cracks, incomplete penetration and incomplete fusion defects, is not sensitive to air holes and slag inclusion, has poor intuition, is easy to leak and inspect and is not sensitive to near-surface defects.
The creeping wave detects time measuring regional sensitivity to the several millimeters degree of depth that the creeping wave exists, and the transverse wave can not disturb the detection, and current test block does not have the degree of depth and is less than 5 mm's cross bore, does not have the grooving of simulation surface crack yet, is not suitable for creeping wave timing and transverse wave detection sheet's timing, the utility model aims at solving when the creeping wave is debugged, the problem of sound journey demarcation makes the scale more accurate with two equidistant grooving timing, and the transverse through-hole of degree of depth within the 10mm accords with the creeping wave detection scope, provides suitable reference reflector for the preparation of creeping wave distance amplitude curve, the utility model discloses a another purpose provides a less artificial reflector preparation reference curve when detecting the sheet metal for the transverse wave.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a creeping wave detects contrast test block with the transverse wave combination, possesses the advantage that conveniently carries out creeping wave timing and transverse wave detection sheet metal timing, has solved the problem that current test block is not suitable for creeping wave timing and transverse wave detection sheet metal timing.
(II) technical scheme
For the purpose of realizing above-mentioned convenient creeping wave timing and transverse wave detection sheet metal timing, the utility model provides a following technical scheme: the creeping wave and transverse wave combined detection reference test block comprises a base, wherein a placing groove is formed in the top of the base, four push-out springs are fixedly mounted on the inner bottom wall of the placing groove, a carrier plate is fixedly mounted at the tops of the four push-out springs, a test block body is movably mounted in the placing groove and positioned at the top of the carrier plate, a first long transverse hole penetrating through the test block body is formed in the front of the test block body, a second long transverse hole penetrating through the test block body is formed in the front of the test block body and positioned at the bottom of the first long transverse hole, a third long transverse hole penetrating through the test block body is formed in the front of the test block body and positioned at the right side of the second long transverse hole, a first notch penetrating through the test block body is formed in the top of the test block body, a second notch penetrating through the test block body is formed in the top of the test block body and positioned at the right side of the first notch, the equal fixed mounting in the left and right sides inner wall of standing groove has the through-hole of seting up in the base inside, two the equal movable mounting in inside of through-hole has the dop that extends to the base outside, the top and the equal fixed mounting in bottom of through-hole have set up in the inside spacing spout of base, the equal fixed mounting in top and the bottom of dop has the spacing slider that extends to the inside of spacing spout, the inside of spacing spout just is located one side fixed mounting that spacing slider is close to the test block body and has expanding spring.
Preferably, the bottom of the base is fixedly provided with four cushion blocks, and the bottoms of the four cushion blocks are fixedly provided with non-slip mats.
Preferably, the telescopic distance of the push-out spring is greater than two thirds of the depth of the placing groove, and the size of the carrier plate is the same as that of the test block body.
Preferably, the diameters of the first long transverse hole, the second long transverse hole and the third long transverse hole are all one millimeter, the interval distance between the first long transverse hole and the top of the test block body is two millimeters, the interval distance between the second long transverse hole and the bottom of the test block body is ten millimeters, and the interval distance between the third long transverse hole and the top of the test block body is twenty millimeters.
Preferably, the distance between the second notch and the right side of the test block body is ten millimeters, the distance between the first notch and the second notch is ten millimeters, the lengths of the first notch 9 and the second notch 10 are the same as the width of the test block body 5, the widths of the first notch and the second notch are not more than 0.25mm, the depth of the first notch is 1mm, and the depth of the second notch is 2 mm.
Preferably, one side opposite to the clamping heads is an inclined plane, and a fixing block is fixedly mounted on one side of each of the two clamping heads, which is opposite to the other side.
(III) advantageous effects
Compared with the prior art, the utility model provides a creeping wave and transverse wave combination detect contrast test block, possess following beneficial effect:
1. this creeping wave and transverse wave combination detect reference test block, seted up the standing groove to the base through setting up, reached the purpose that holds the test block body, installed release spring to the bottom of standing groove through setting up to and to releasing the spring mounting support plate, reached the purpose that can release the test block body, installed the spacing slider that extends to spacing spout inside through setting up to the dop, and to spacing spout mounted expanding spring, reached the purpose of convenient fixed test block body.
2. This creeping wave and transverse wave combination detect contrast test block, seted up first long cross bore to the test block body through setting up, reached and conveniently done the curved purpose of creeping wave DAC, seted up first long cross bore, the long cross bore of second and the long cross bore of third to the test block body through setting up, reached and conveniently done the curved purpose of transverse wave DAC.
3. This creeping wave and transverse wave combination detect contrast test block, has seted up first grooving to the test block body through setting up, and the second grooving has reached the purpose of creeping wave calibration.
Drawings
FIG. 1 is a front view of the present invention;
fig. 2 is a schematic diagram of the test block of the present invention.
In the figure: the test block comprises a base 1, a placing groove 2, a push-out spring 3, a support plate 4, a test block body 5, a first long transverse hole 6, a second long transverse hole 7, a third long transverse hole 8, a first notch groove 9, a second notch groove 10, a through hole 11, a clamping head 12, a limiting sliding groove 13, a limiting sliding block 14 and a telescopic spring 15.
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.
Referring to fig. 1-2, the creep wave and transverse wave combined test reference block comprises a base 1, four cushion blocks are fixedly installed at the bottom of the base 1, anti-slip pads are fixedly installed at the bottoms of the four cushion blocks, a placing groove 2 is formed at the top of the base 1, four push-out springs 3 are fixedly installed on the inner bottom wall of the placing groove 2, a carrier plate 4 is fixedly installed at the top of the four push-out springs 3, a block body 5 is movably installed inside the placing groove 2 and positioned at the top of the carrier plate 4, the extension distance of the push-out springs 3 is greater than two thirds of the depth of the placing groove 2, the size of the carrier plate 4 is the same as that of the block body 5, a first long transverse hole 6 penetrating through the block body 5 is formed at the front of the block body 5, a second long transverse hole 7 penetrating through the block body 5 is formed at the front of the block body 5 and positioned at the bottom of the first long transverse hole, the front surface of the test block body 5 and the right side of the second long transverse hole 7 are provided with a third long transverse hole 8 penetrating through the test block body 5, the diameters of the first long transverse hole 6, the second long transverse hole 7 and the third long transverse hole 8 are all one millimeter, the spacing distance between the first long transverse hole 6 and the top of the test block body 5 is two millimeters, the spacing distance between the second long transverse hole 7 and the bottom of the test block body 5 is ten millimeters, the spacing distance between the third long transverse hole 8 and the top of the test block body 5 is twenty millimeters, the top of the test block body 5 is provided with a first notch 9 penetrating through the test block body 5, the top of the test block body 5 and the right side of the first notch 9 are provided with a second notch 10 penetrating through the test block body 5, the spacing distance between the second notch 10 and the right side of the test block body 5 is ten millimeters, the spacing distance between the first notch 9 and the second notch 10 is ten millimeters, the lengths of the first notch 9 and the second notch 10 are the same as the width of the test block body 5, first grooving 9 is no longer than 0.25mm with the width of second grooving 10, the degree of depth of first grooving 9 is 1mm, the degree of depth of second grooving 10 is 2mm, the equal fixed mounting in the left and right sides inner wall of standing groove 2 has the through-hole 11 of seting up in base 1 inside, the equal movable mounting in inside of two through-holes 11 has dop 12 that extends to base 1 outside, one side that dop 12 is relative is the inclined plane, one side fixed mounting that two dop 12 carried on the back mutually has the fixed block, the top of through-hole 11 and the equal fixed mounting in bottom have set up in the inside spacing spout 13 of base 1, the top of dop 12 and the equal fixed mounting in bottom have extend to the inside spacing slider 14 of spacing spout 13, the inside of spacing spout 13 and the one side fixed mounting that is located spacing slider 14 and is close to test block body 5.
When in use, when a transverse wave DAC curve is made, a transverse wave distance amplitude curve with the plate thickness less than or equal to 10mm can be made by primary waves by utilizing the first long transverse hole 6, the second long transverse hole 7 and the third long transverse hole 8, on the creeping wave adjusting test block, a probe is aligned with the first long transverse hole 6, the distance between the probe and the first long transverse hole is 6 mm, the distance is the first point of a DAC curve, one point is taken to be 30mm every 10mm, meanwhile, the amplitude of the reflected wave is measured, a distance amplitude curve is drawn according to the measurement result, when the creeping wave adjustment is carried out, the creeping wave probe is placed at the position of the test block 30mm away from the end head, the echoes of the first notch groove and the second notch groove are found, the probe is stabilized, the creeping wave sound path is calibrated by using the delay in the instrument, when the display sound path is consistent with the actual sound path, the creeping wave probe can be calibrated, and finally the purposes of conveniently performing creeping wave adjustment and transverse wave detection sheet adjustment are achieved.
To sum up, this creeping wave detects reference test block with transverse wave combination, seted up standing groove 2 to base 1 through the setting, reached and held the purpose of test block body 5, installed release spring 3 to the bottom of standing groove 2 through the setting, and installed support plate 4 to release spring 3, reached and to release the purpose of test block body 5, installed the spacing slider 14 that extends to spacing spout 13 inside through setting up dop 12, and installed expanding spring 15 to spacing spout 13, reached the purpose of conveniently fixing test block body 5.
And, set up first long cross bore 6 to test block body 5 through the setting, reached the purpose of conveniently doing the creeping wave DAC curve, set up first long cross bore 6, second long cross bore 7 and third long cross bore 8 to test block body 5 through the setting, reached the purpose of conveniently doing the transverse wave DAC curve.
It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Creep wave and transverse wave combination detection reference block, including base (1), its characterized in that: the test block comprises a base (1), a placing groove (2) is formed in the top of the base (1), four push-out springs (3) are fixedly mounted on the inner bottom wall of the placing groove (2), a carrier plate (4) is fixedly mounted on the top of the four push-out springs (3), a test block body (5) is movably mounted inside the placing groove (2) and positioned at the top of the carrier plate (4), a first long transverse hole (6) penetrating through the test block body (5) is formed in the front of the test block body (5), a second long transverse hole (7) penetrating through the test block body (5) is formed in the front of the test block body (5) and positioned at the bottom of the first long transverse hole (6), a third long transverse hole (8) penetrating through the test block body (5) is formed in the front of the test block body (5) and positioned at the right side of the second long transverse hole (7), a first notch groove (9) penetrating through the test block body (5) is formed in the top of the test block body (5), the top of test block body (5) just is located the right side of first cutting (9) and sets up second cutting (10) that runs through test block body (5), the equal fixed mounting in both sides inner wall sets up through-hole (11) inside base (1), two about standing groove (2) the equal movable mounting in inside of through-hole (11) has dop (12) that extend to base (1) outside, the equal fixed mounting in top and the bottom of through-hole (11) has set up spacing spout (13) inside base (1), the equal fixed mounting in top and the bottom of dop (12) has spacing slider (14) that extend to spacing spout (13) inside, the inside of spacing spout (13) just is located one side fixed mounting that spacing slider (14) are close to test block body (5) and has expanding spring (15).
2. The creep wave and shear wave combined detection reference block according to claim 1, wherein: the bottom fixed mounting of base (1) has the quantity to be four cushion, four the equal fixed mounting in bottom of cushion has the slipmat.
3. The creep wave and shear wave combined detection reference block according to claim 1, wherein: the telescopic distance of the push-out spring (3) is greater than two thirds of the depth of the placing groove (2), and the size of the carrier plate (4) is the same as that of the test block body (5).
4. The creep wave and shear wave combined detection reference block according to claim 1, wherein: the diameter of first long cross bore (6), the long cross bore of second (7) and the long cross bore of third (8) is a millimeter, the interval distance of first long cross bore (6) and test block body (5) top is two millimeters, the interval distance of the long cross bore of second (7) and test block body (5) bottom is ten millimeters, the interval distance of the long cross bore of third (8) and test block body (5) top is twenty millimeters.
5. The creep wave and shear wave combined detection reference block according to claim 1, wherein: the spacing distance on the right side of the second notch groove (10) and the test block body (5) is ten millimeters, the spacing distance between the first notch groove (9) and the second notch groove (10) is ten millimeters, the length of the first notch groove (9) and the second notch groove (10) is the same as the width of the test block body (5), the width of the first notch groove (9) and the second notch groove (10) is not more than 0.25mm, the depth of the first notch groove (9) is 1mm, and the depth of the second notch groove (10) is 2 mm.
6. The creep wave and shear wave combined detection reference block according to claim 1, wherein: one side that two dop (12) are relative is the inclined plane, two one side fixed mounting that dop (12) are carried on the back mutually has the fixed block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920592131.1U CN209946080U (en) | 2019-04-28 | 2019-04-28 | Creeping wave and transverse wave combined detection reference block |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920592131.1U CN209946080U (en) | 2019-04-28 | 2019-04-28 | Creeping wave and transverse wave combined detection reference block |
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| CN209946080U true CN209946080U (en) | 2020-01-14 |
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| CN201920592131.1U Active CN209946080U (en) | 2019-04-28 | 2019-04-28 | Creeping wave and transverse wave combined detection reference block |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113655129A (en) * | 2021-08-10 | 2021-11-16 | 中国铁道科学研究院集团有限公司金属及化学研究所 | Resolution testing test block and method for ultrasonic creeping wave detection system |
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2019
- 2019-04-28 CN CN201920592131.1U patent/CN209946080U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113655129A (en) * | 2021-08-10 | 2021-11-16 | 中国铁道科学研究院集团有限公司金属及化学研究所 | Resolution testing test block and method for ultrasonic creeping wave detection system |
| CN113655129B (en) * | 2021-08-10 | 2023-11-24 | 中国铁道科学研究院集团有限公司金属及化学研究所 | Resolution test block and test method of ultrasonic creeping wave detection system |
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