CN111307083A - Ultrasonic thickness gauge with stable contact between probe and workpiece - Google Patents
Ultrasonic thickness gauge with stable contact between probe and workpiece Download PDFInfo
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- CN111307083A CN111307083A CN202010293206.3A CN202010293206A CN111307083A CN 111307083 A CN111307083 A CN 111307083A CN 202010293206 A CN202010293206 A CN 202010293206A CN 111307083 A CN111307083 A CN 111307083A
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- 239000000523 sample Substances 0.000 title claims abstract description 70
- 230000001681 protective effect Effects 0.000 claims abstract description 31
- 238000001514 detection method Methods 0.000 claims description 16
- 239000011324 bead Substances 0.000 claims description 6
- 230000002742 anti-folding effect Effects 0.000 claims description 5
- 230000002265 prevention Effects 0.000 claims 1
- 239000007787 solid Substances 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 6
- 230000001737 promoting effect Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 3
- 206010040007 Sense of oppression Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
- G01B17/02—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring thickness
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- General Physics & Mathematics (AREA)
- Length Measuring Devices Characterised By Use Of Acoustic Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The invention relates to the technical field of ultrasonic vehicle thickness gauges, and discloses an ultrasonic thickness gauge with a probe stably contacted with a workpiece. This ultrasonic thickness gauge that probe and work piece contact are stable through at the outside detecting head shell that adds of detecting head to connect the detecting head shell inside the probe protective sheath, set up solid fixed ring inside the detecting head protective sheath simultaneously, threaded connection sucking disc on solid fixed ring simultaneously, and through arm of force pole control, adsorb the sucking disc on the object surface when surveying, and paste the detecting head on the object through promoting the probe protective sheath, reached the effect that the detecting head need not be handheld.
Description
Technical Field
The invention relates to the technical field of ultrasonic thickness gauges, in particular to an ultrasonic thickness gauge with a probe stably contacted with a workpiece.
Background
The ultrasonic thickness gauge is used for measuring the thickness according to the ultrasonic pulse reflection principle, when an ultrasonic pulse transmitted by a probe reaches a material interface through a measured object, the pulse is reflected back to the probe, and the thickness of the measured material is determined by accurately measuring the propagation time of the ultrasonic wave in the material.
When the existing ultrasonic thickness gauge is used, a detection head needs to be fixed in a handheld mode, a host machine is held in the handheld mode, and the use is inconvenient, so that the thickness gauge with the detection head provided with the stable fixing device is provided at present, and the problems are solved.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the ultrasonic thickness gauge with the probe stably contacted with the workpiece, which has the advantages that the probe does not need to be held by hands and the like, and solves the problem that the probe needs to be held by hands during detection in the background technology.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a probe and stable ultrasonic thickness gauge of work piece contact, includes the thickness gauge main part, thickness gauge main part top joint has the movable connecting sleeve, the fixedly connected with detection wire in movable connecting sleeve upper end, the one end that the movable connecting sleeve was kept away from to the detection wire is connected with prevents the discount, prevent discount lower extreme fixedly connected with detecting head shell, the outer fixed surface of detecting head shell is connected with the fixture block, detecting head shell lower extreme fixedly connected with detecting head.
The utility model discloses a probe protective sheath, including detecting head shell, fixed slot, fixed groove, spring pearl, the spacing draw runner of inner wall fixedly connected with of probe protective sheath, the surface of detecting head shell has cup jointed the probe protective sheath, the top fixedly connected with screwed pipe of probe protective sheath, the fixed slot has been seted up to the surface of probe protective sheath, the inside left and right sides of fixed slot all is provided with the spring pearl, the spacing draw runner of inner wall fixedly connected with of probe protective sheath, be provided with the spacing groove between.
The outer surface overlap joint of probe protective sheath has solid fixed ring, gu fixed ring top has seted up the sucking disc connecting hole, gu fixed ring's inner ring fixedly connected with prevents shaking the piece, the side surface of preventing shaking the piece has seted up prevents shaking the groove, prevent shaking the inslot wall and seted up the locating hole.
The sucking disc connecting hole inner wall threaded connection has the sucking disc outer tube, the surface of sucking disc outer tube is provided with cup joints the screw thread, the upper end of sucking disc outer tube has been seted up and has been supported the groove, the inside inner disc pull rod that has cup jointed of sucking disc outer tube, the top swing joint of inner disc pull rod has the power armed lever, the lower extreme fixedly connected with fixed plate of inner disc pull rod, the bottom fixedly connected with outer dish of sucking disc outer tube, the fixed surface fixedly connected with inner disc of fixed plate, screwed pipe surface threaded connection has the stationary blade.
Preferably, the number of the clamping blocks is two, the two clamping blocks are symmetrical front and back, and the length of each clamping block is equal to the height of the shell of the probe.
Preferably, the number of the fixing grooves is two, the two fixing grooves are bilaterally symmetrical, and the length of each fixing groove is not more than that of the probe protection sleeve.
Preferably, the width of the limiting groove is matched with the clamping block, the position of the limiting groove corresponds to the position of the fixing groove, and the length of the limiting groove is equal to that of the fixing groove.
Preferably, the inner ring of the fixing ring is matched with the outer diameter of the probe protective sleeve, the outer surface of the anti-shaking block is in lap joint with the inner wall of the fixing groove, and the positioning hole is in lap joint with the spring bead.
Preferably, the length of the sleeving thread does not exceed the bottom of the supporting groove, a connecting shaft is arranged in the supporting groove, and the connecting shaft deviates from the axis.
Preferably, the upper end of the inner disc pull rod is provided with a groove, a shaft is arranged in the groove, one end, close to the inner disc pull rod, of the arm-force rod is movably connected with the groove, the left side of the arm-force rod is movably connected with a connecting shaft in the supporting groove, and the arm-force rod is matched with the supporting groove.
Preferably, the inner disc is located at the bottom of the outer disc, and the diameter of the inner disc is larger than that of the outer disc.
Compared with the prior art, the invention provides the ultrasonic thickness gauge with the probe stably contacted with the workpiece, which has the following beneficial effects:
1. this ultrasonic thickness gauge that probe and work piece contact are stable through at the outside detecting head shell that adds of detecting head to connect the detecting head shell inside the probe protective sheath, set up solid fixed ring inside the detecting head protective sheath simultaneously, threaded connection sucking disc on solid fixed ring simultaneously, and through arm of force pole control, adsorb the sucking disc on the object surface when surveying, and paste the detecting head on the object through promoting the probe protective sheath, reached the effect that the detecting head need not be handheld.
2. This ultrasonic thickness gauge that probe and work piece contact are stable, through the axostylus axostyle of threaded connection sucking disc to fix with a plurality of sucking discs, set solid fixed ring to simultaneously and can reciprocate on the probe protection cover, make the detecting head also can survey on different curved surfaces and the uneven surface, reached the wide effect of application range.
3. This ultrasonic thickness gauge that probe and work piece contact are stable through separating a plurality of parts, will make up respectively simultaneously, makes whole fixing device can adjust according to the application range of difference, and inside the change detecting head, can put into the detecting head shell with new detecting head simultaneously, reached the adaptation and divided into wide effect.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the probe protective sheath according to the present invention;
FIG. 3 is a schematic view of a retaining ring according to the present invention;
FIG. 4 is a cross-sectional view of the structure of the sucker in accordance with the present invention;
FIG. 5 is a schematic view of the outer tube structure of the sucker in accordance with the present invention;
figure 6 is a schematic view of the housing structure of the probe head of the present invention.
Wherein: 1. a thickness gauge body; 2. a movable connecting sleeve; 3. detecting a wire; 4. a probe protective sleeve; 5. a threaded pipe; 6. fixing grooves; 7. a spring bead; 8. a limiting slide bar; 9. a limiting groove; 10. connecting threads; 11. a fixing ring; 12. a suction cup connection hole; 13. an anti-shaking block; 14. an anti-sloshing groove; 15. positioning holes; 16. a sucker outer tube; 17. sleeving a thread; 18. a support groove; 19. an inner disc pull rod; 20. a force arm lever; 21. a fixing plate; 22. an outer disc; 23. an inner disc; 24. preventing the head from being folded; 25. a probe head housing; 26. a clamping block; 27. a fixing sheet; 28. a probe head.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, an ultrasonic thickness gauge with stable contact between a probe and a workpiece comprises a thickness gauge main body 1, a movable connecting sleeve 2 is clamped at the top of the thickness gauge main body 1, the movable connecting sleeve 2 is used for connecting a detection wire 3, so that the detection wire 3 can be detached when not in use and is convenient to store, the upper end of the movable connecting sleeve 2 is fixedly connected with the detection wire 3, one end of the detection wire 3, which is far away from the movable connecting sleeve 2, is connected with an anti-folding head 24, the anti-folding head 24 is a soft protective sleeve and is used for preventing the detection wire 3 from being easily broken when the bending angle is large for a long time, the lower end of the anti-folding head 24 is fixedly connected with a probe casing 25, the probe casing 25 is used for protecting a probe 28 and also plays a role of fixing the probe 28, so that the fixing part of the device can adapt to, the number of the fixture blocks 26 is two, the two fixture blocks 26 are symmetrical front and back, the length of the fixture blocks 26 is equal to the height of the probing tip shell 25, and the probing tip 28 is fixedly connected to the lower end of the probing tip shell 25.
The outer surface of the detecting head shell 25 is sleeved with a probe protecting sleeve 4, the probe protecting sleeve 4 is used for connecting a fixing ring 11 and further protecting a detecting head 28, the top of the probe protecting sleeve 4 is fixedly connected with a threaded pipe 5, the threaded pipe 5 is used for connecting a fixing piece 27 to prevent the inner detecting head 28 from falling off when in use, the outer surface of the probe protecting sleeve 4 is provided with two fixing grooves 6, the fixing grooves 6 are used for limiting the fixing ring 11 and preventing the fixing ring 11 from shaking when in fixing, the number of the fixing grooves 6 is two, the two fixing grooves 6 are bilaterally symmetrical, the length of the fixing grooves 6 is not more than that of the probe protecting sleeve 4, the spring beads 7 are arranged on the left side and the right side inside of the fixing grooves 6, the spring beads 7 can stretch when being stressed and are used for improving the friction between the fixing, the spacing draw runner 8 of inner wall fixedly connected with of probe protective sheath 4, spacing draw runner 8 is used for restricting inside detecting head shell 25, prevent that detecting head shell 25 from rocking, be provided with spacing groove 9 between the spacing draw runner 8, spacing groove 9 is used for blocking detecting head shell 25, the width and the fixture block 26 looks adaptation of spacing groove 9, the position and the fixed slot 6 of spacing groove 9 are corresponding, and length equals, connecting thread 10 has been seted up to the inner wall of probe protective sheath 4, connecting thread 10 is used for the separation blade of fixed probe protective sheath 4 bottom, be used for preventing that detecting head 28 from droing from the bottom.
The outer surface overlap joint of probe protective sheath 4 has solid fixed ring 11, gu fixed ring 11 is used for fixed suction cup outer tube 16, also be used for adjusting the distance of detecting head 28 and testee simultaneously, gu fixed ring 11's inner ring and probe protective sheath 4's external diameter looks adaptation, gu fixed ring 11 has seted up the sucking disc connecting hole 12 at the top, gu fixed ring 11's inner ring fixedly connected with prevents shaking piece 13, it is used for preventing solid fixed ring 11 from rotating to prevent shaking piece 13, and make solid fixed ring 11 keep parallel with the face of being surveyed, the surface of preventing shaking piece 13 and the inner wall overlap joint of fixed slot 6, prevent shaking groove 14 has been seted up to the side surface of piece 13, it has seted up locating hole 15 to prevent shaking groove 14 inner wall, locating hole 15 is used for making solid fixed ring 11 fixed by.
The inner wall of the sucker connecting hole 12 is in threaded connection with a sucker outer tube 16, the outer surface of the sucker outer tube 16 is provided with a sleeve thread 17, the length of the sleeve thread 17 does not exceed the bottom of the support groove 18, the upper end of the sucker outer tube 16 is provided with a support groove 18, the inside of the support groove 18 is provided with a connecting shaft which deviates from the axis, the inside of the sucker outer tube 16 is sleeved with an inner disc pull rod 19, the upper end of the inner disc pull rod 19 is provided with a groove, the groove is internally provided with a shaft, the top of the inner disc pull rod 19 is movably connected with a force arm rod 20, the force arm rod 20 is used for adjusting whether the inner disc 23 is connected with a tested surface, the sucker is controlled by pulling the force arm rod 20 up and down, one end of the force arm rod 20, which is close to the inner disc pull rod 19, is movably connected with the groove, the left side of the force arm rod 20 is movably connected with the, the fixed plate 21 is used for fixing the inner disc 23, prevent that the inner disc 23 from droing at the in-process that uses, the bottom fixedly connected with outer disc 22 of sucking disc outer tube 16, outer disc 22 is rigid plastic, play the effect of oppression inner disc 23, the outer fixed surface of fixed plate 21 is connected with inner disc 23, inner disc 23 mainly plays with the adsorbed effect of measured face, its material is soft rubber, adsorb under the condition of air negative pressure, inner disc 23 is located the bottom of outer disc 22, and the diameter of inner disc 23 is greater than the diameter of outer disc 22, screwed pipe 5 surface threaded connection has stationary blade 27, stationary blade 27 is used for preventing that detecting head 28 breaks away from fixing device's upper end.
When in use, can put into the inside of detecting head shell 25 with ordinary detecting head 28, then fix detecting head shell 25 in the inside of probe protective sheath 4, sheathe in fixed ring 11 afterwards, and fix detecting head shell 25 through upper and lower stationary blade 27, left back is connected to fixed ring 11 with two sucking disc groups through sucking disc connecting hole 12, then place the sucking disc face on the object surface of being surveyed, and press fixed ring 11, make inner disc 23 adsorb on the testee through lower pressure armed lever 20, it can to make detecting head 28 paste closely on the surface of the object of being surveyed to promote probe protective sheath 4 at last.
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 (8)
1. The utility model provides a probe and stable ultrasonic thickness gauge of work piece contact, includes thickness gauge main part (1), its characterized in that: the thickness gauge is characterized in that a movable connecting sleeve (2) is clamped at the top of the thickness gauge main body (1), a detection lead (3) is fixedly connected to the upper end of the movable connecting sleeve (2), one end, far away from the movable connecting sleeve (2), of the detection lead (3) is connected with an anti-folding head (24), the lower end of the anti-folding head (24) is fixedly connected with a detection head shell (25), a clamping block (26) is fixedly connected to the outer surface of the detection head shell (25), and a detection head (28) is fixedly connected to the lower end of the detection head shell (;
the outer surface of the probe head shell (25) is sleeved with a probe head protective sleeve (4), the top of the probe head protective sleeve (4) is fixedly connected with a threaded pipe (5), the outer surface of the probe head protective sleeve (4) is provided with a fixed groove (6), the left side and the right side inside the fixed groove (6) are respectively provided with a spring bead (7), the inner wall of the probe head protective sleeve (4) is fixedly connected with a limiting sliding strip (8), a limiting groove (9) is arranged between the limiting sliding strips (8), and the inner wall of the probe head protective sleeve (4) is provided with a connecting thread (10);
a fixing ring (11) is lapped on the outer surface of the probe protective sleeve (4), a sucker connecting hole (12) is formed in the top of the fixing ring (11), an anti-shaking block (13) is fixedly connected to the inner ring of the fixing ring (11), an anti-shaking groove (14) is formed in the side surface of the anti-shaking block (13), and a positioning hole (15) is formed in the inner wall of the anti-shaking groove (14);
the utility model discloses a sucker outer tube, including sucking disc connecting hole (12), sucking disc outer tube (16), the surface of sucking disc outer tube (16) is provided with cup joint screw thread (17), support groove (18) have been seted up to the upper end of sucking disc outer tube (16), inner disc pull rod (19) have been cup jointed to sucking disc outer tube (16) inside, the top swing joint of inner disc pull rod (19) has power armed lever (20), the lower extreme fixedly connected with fixed plate (21) of inner disc pull rod (19), the bottom fixedly connected with outer dish (22) of sucking disc outer tube (16), the fixed surface fixedly connected with inner disc (23) of fixed plate (21), screwed pipe (5) surface threaded connection has stationary blade (27).
2. The ultrasonic thickness gauge with the stable contact between the probe and the workpiece as claimed in claim 1, wherein: the number of the clamping blocks (26) is two, the two clamping blocks (26) are symmetrical front and back, and the length of each clamping block (26) is equal to the height of the shell (25) of the probe.
3. The ultrasonic thickness gauge with the stable contact between the probe and the workpiece as claimed in claim 1, wherein: the number of the fixing grooves (6) is two, the fixing grooves (6) are bilaterally symmetrical, and the length of the fixing grooves (6) is not more than that of the probe protection sleeve (4).
4. The ultrasonic thickness gauge with the stable contact between the probe and the workpiece as claimed in claim 1, wherein: the width of the limiting groove (9) is matched with the clamping block (26), the position of the limiting groove (9) corresponds to the fixing groove (6), and the length of the limiting groove is equal to that of the fixing groove.
5. The ultrasonic thickness gauge with the stable contact between the probe and the workpiece as claimed in claim 1, wherein: the inner ring of the fixing ring (11) is matched with the outer diameter of the probe protective sleeve (4), the outer surface of the shaking prevention block (13) is in lap joint with the inner wall of the fixing groove (6), and the positioning hole (15) is in lap joint with the spring bead (7).
6. The ultrasonic thickness gauge with the stable contact between the probe and the workpiece as claimed in claim 1, wherein: the length of the sleeve thread (17) does not exceed the bottom of the support groove (18), and a connecting shaft is arranged in the support groove (18) and deviates from the axis.
7. The ultrasonic thickness gauge with the stable contact between the probe and the workpiece as claimed in claim 1, wherein: the upper end of the inner disc pull rod (19) is provided with a groove, a shaft is arranged in the groove, one end, close to the inner disc pull rod (19), of the arm-of-force rod (20) is movably connected with the groove, the left side of the arm-of-force rod (20) is movably connected with a connecting shaft in the supporting groove (18), and the arm-of-force rod (20) is matched with the supporting groove (18).
8. The ultrasonic thickness gauge with the stable contact between the probe and the workpiece as claimed in claim 1, wherein: the inner disc (23) is positioned at the bottom of the outer disc (22), and the diameter of the inner disc (23) is larger than that of the outer disc (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010293206.3A CN111307083B (en) | 2020-04-15 | 2020-04-15 | Ultrasonic thickness gauge with stable contact between probe and workpiece |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010293206.3A CN111307083B (en) | 2020-04-15 | 2020-04-15 | Ultrasonic thickness gauge with stable contact between probe and workpiece |
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| Publication Number | Publication Date |
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| CN111307083A true CN111307083A (en) | 2020-06-19 |
| CN111307083B CN111307083B (en) | 2021-09-17 |
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| CN202010293206.3A Active CN111307083B (en) | 2020-04-15 | 2020-04-15 | Ultrasonic thickness gauge with stable contact between probe and workpiece |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113633308A (en) * | 2021-07-29 | 2021-11-12 | 青岛大学附属医院 | Abdominal ultrasonic image diagnosis device |
| CN116295771A (en) * | 2023-04-10 | 2023-06-23 | 山东华星重工机械装备有限公司 | Vibration testing device of miniature excavator bucket |
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| CN206930624U (en) * | 2017-07-17 | 2018-01-26 | 厦门市交通建设工程检测有限公司 | Nonmetal ultrasonic detector |
| CN108709517A (en) * | 2018-07-05 | 2018-10-26 | 深圳市安思科电子科技有限公司 | A kind of sonigauge easy to operation |
| CN108937868A (en) * | 2018-07-12 | 2018-12-07 | 许昌学院 | A kind of outer protective device of biological signal collecting |
| CN209512812U (en) * | 2019-04-24 | 2019-10-18 | 浙江和睿半导体科技有限公司 | A kind of coat of metal calibrator |
| CN209605779U (en) * | 2019-04-22 | 2019-11-08 | 南京晓庄学院 | Wall Thickness Testing Device |
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2020
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN206930624U (en) * | 2017-07-17 | 2018-01-26 | 厦门市交通建设工程检测有限公司 | Nonmetal ultrasonic detector |
| CN107490350A (en) * | 2017-09-27 | 2017-12-19 | 武汉时代金丰仪器有限公司 | A kind of sonigauge |
| CN108709517A (en) * | 2018-07-05 | 2018-10-26 | 深圳市安思科电子科技有限公司 | A kind of sonigauge easy to operation |
| CN108937868A (en) * | 2018-07-12 | 2018-12-07 | 许昌学院 | A kind of outer protective device of biological signal collecting |
| CN209605779U (en) * | 2019-04-22 | 2019-11-08 | 南京晓庄学院 | Wall Thickness Testing Device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113633308A (en) * | 2021-07-29 | 2021-11-12 | 青岛大学附属医院 | Abdominal ultrasonic image diagnosis device |
| CN116295771A (en) * | 2023-04-10 | 2023-06-23 | 山东华星重工机械装备有限公司 | Vibration testing device of miniature excavator bucket |
| CN116295771B (en) * | 2023-04-10 | 2024-03-01 | 山东华星重工机械装备有限公司 | Vibration testing device of miniature excavator bucket |
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Effective date of registration: 20210902 Address after: 200120 room b302, building 1, No. 3891, Jinxiu Road, Pudong New Area, Shanghai Applicant after: SHANGHAI ND INSPECTION & CONTROL SOLUTION Co.,Ltd. Address before: 511458 No. 106 Fengze East Road, Nansha District, Guangzhou, Guangdong Province Applicant before: Lei Changgui |
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