CN109212024A - A kind of space plate intensity detecting device - Google Patents
A kind of space plate intensity detecting device Download PDFInfo
- Publication number
- CN109212024A CN109212024A CN201811069422.9A CN201811069422A CN109212024A CN 109212024 A CN109212024 A CN 109212024A CN 201811069422 A CN201811069422 A CN 201811069422A CN 109212024 A CN109212024 A CN 109212024A
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- Prior art keywords
- space plate
- sample detection
- ultrasonic wave
- measured
- detection pond
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- 238000001514 detection method Methods 0.000 claims abstract description 43
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 22
- 230000033001 locomotion Effects 0.000 claims abstract description 14
- 239000007788 liquid Substances 0.000 claims description 5
- 239000000523 sample Substances 0.000 abstract description 22
- 230000008878 coupling Effects 0.000 abstract description 5
- 238000010168 coupling process Methods 0.000 abstract description 5
- 238000005859 coupling reaction Methods 0.000 abstract description 5
- 238000011156 evaluation Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000002604 ultrasonography Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 239000011162 core material Substances 0.000 description 1
- 239000007822 coupling agent Substances 0.000 description 1
- 230000001808 coupling effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000009863 impact test Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000008262 pumice Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/28—Details, e.g. general constructional or apparatus details providing acoustic coupling, e.g. water
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/023—Solids
- G01N2291/0231—Composite or layered materials
Landscapes
- Physics & Mathematics (AREA)
- Biochemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Acoustics & Sound (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The present invention relates to a kind of space plate intensity detecting devices, including sample detection pond and the ultrasonic wave generation part being positioned above, the sample detection pond is water-filled pool, the hold assembly (5) can be up and down and can rotated around its axle center is symmetrically arranged in the two side walls in sample detection pond, the ultrasonic wave generation part includes end (1) and the motion bar (4) above end (1), hold assembly (5) elongation simultaneously clamps space plate to be measured, hold assembly (5) is rotated by 90 ° so that space plate to be measured is in a horizontal position around its axle center later, motion bar (4) moves down so that end (1) immerses underwater later, last end (1) issues ultrasonic wave and passes through space plate to be measured and by ultrasonic wave reception unit part (2).Compared with prior art, adjustable ultrasonic of the present invention probe is the distance between to space plate to be measured, and using and water coupling, obtain good signal, it can be achieved that space plate Fast nondestructive evaluation.
Description
Technical field
The present invention relates to a kind of material detectors, more particularly, to a kind of space plate intensity detecting device.
Background technique
Ultrasonic NDT is interacted by ultrasonic wave and test specimen, is studied with regard to the wave of reflection, transmission and scattering,
Gross imperfection detection, geometrical property measurement, the detection and characterization of institutional framework and mechanical property variation are carried out to test specimen, and in turn
The technology that its specific application is evaluated.Ultrasonic NDT has been widely used for metal material and non-metallic material at present
In the detection of material, and the mode of ultrasound detection is main in industry at present are as follows: direct contact type detection, immersion type detect, are water jet
Detection and laser ultrasonic detection, wherein water jet detection technique efficiency is higher, anti-jamming effectiveness is good, signal processing is easy, but state
The relevant device of interior preparation is less, and application range is also more single.
Space plate refers to the artificial pumice for using high-strength cement foam process to prepare for core material, with glass fiber mesh enhancing
The novel light roof board material that upper and lower cement surface layer and steel side rib are combined, has the characteristics that good rigidity, intensity are high, has good
Structural behaviour and engineer application future.It is currently impact test instrument, bending strength to the main evaluation device of space plate performance
The destructiveness detection device such as tester and shearing strength test device, and the usual detection cycle of the detection device of this type is longer,
And biggish systematic error easy to form, and be difficult to carry out the multiplicating detection of same sample in the detection process.Cause
This, is current more promising improved route by the intensity detection that Ultrasonic NDT is introduced into space plate.
Summary of the invention
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of space plate intensity to examine
Survey device.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of space plate intensity detecting device, including sample detection pond and the ultrasonic wave generation part being positioned above, institute
The sample detection pond stated is water-filled pool, and being symmetrically arranged in the two side walls in sample detection pond can be up and down and can revolve around its axle center
The hold assembly turned, the ultrasonic wave generation part includes end and the motion bar above end, and motion bar can drive
Moving up and down perpendicular to horizontal plane is done in end, and the bottom in sample detection pond is equipped with ultrasonic wave reception unit part, by space plate to be measured
It is placed into sample detection pond vertically, hold assembly elongation simultaneously clamps space plate to be measured, and hold assembly is revolved around its axle center later
Turning 90 ° is in a horizontal position space plate to be measured, and motion bar moves down so that underwater, last end are immersed in end later
It issues ultrasonic wave and passes through space plate to be measured and by ultrasonic wave reception unit part.
Further, the hold assembly includes specimen holder, cylinder, telescopic rod and lift rail, the telescopic rod
One end is connect with cylinder, and the other end is connect with specimen holder, and cylinder is set on lift rail and can move up and down along lift rail.
Further, the specimen holder includes clamping plate, shaft and pressure sensor, and the clamping plate is symmetrically arranged with 2,
It is pneumatic control, and the cylinder for controlling clamping plate occlusion is connected with ultramagnifier, and ultramagnifier is connect with pressure sensor again, clamping plate
It is connected on telescopic rod by shaft, there are two the pressure sensor is set, is located at the inside of two clamping plates.
Further, when the pressure sensor detects that pressure is more than given threshold, pressure sensor is to for controlling
The cylinder of clamping plate occlusion processed issues electric signal, and clamping plate stops further clamping.
Further, the lift rail is equipped with band toothed chain item, and the side of cylinder is equipped with and matches with toothed chain item
Tooth, the cylinder is detected the sidewall horizontal limit in pond, therefore the cylinder of side wall two sides can carry out upper and lower movement, be used with this
The position adjustment and retaining part adjustment of space plate to be measured, another effect are adjustment ultrasonic probe in clamping process
The distance between space plate to be measured obtains preferable coupling effect with adjustment, obtains preferable signal with this.
The sample detection pond side wall is equipped with detector for liquid level, and liquid level detector is to detect space plate to be measured
Volume, and its density can be obtained to the detection of space plate quality to be measured through pressure sensor.It is set in the sample detection pond
There is valve, valve is connect with external water pump, realizes the water supply and draining in sample detection pond.
Ultrasonic wave reception unit part transfers signals to the filter external with device after receiving ultrasonic signal, to clutter
It is filtered, and filtered wave signal is amplified, and velocity of wave V is further calculated by external signal processor,
In include surface wave velocity of sound VRWith transverse wave velocity VT, used formula is V=λ f, and wherein λ is wavelength, and f is frequency.The ultrasound
The working principle of wave launcher are as follows: the ultrasonic wave of end fire arrives at material to be detected by medium of water, and using water as coupling
Agent, ultrasonic wave enter test specimen by water and detected, and reduces signal noise with the coupling of water and ultrasonic wave.Final basis
The simplified style of Viktorov equation calculates Young's modulus E and shear modulus G:
Wherein ρ is the density of material to be tested.
Finally with Young's modulus E and shear modulus G come the reflection material to be tested that quantifies resist deformation integral strength and
Shear strength.
Compared with prior art, the space plate intensity detecting device adjustable ultrasonic in the present invention is popped one's head in space to be measured
The distance between plate, and using and water coupling, obtain good signal, it can be achieved that space plate Fast nondestructive evaluation.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of space plate intensity detecting device in the present invention；
Fig. 2 is the structural schematic diagram of specimen holder in the present invention；
Fig. 3 is the structural schematic diagram of lift rail in the present invention.
In figure: 1, end, 2, ultrasonic wave reception unit part, 4, motion bar, 5, hold assembly, 6, valve, 51 specimen holders, 52,
Cylinder, 53, telescopic rod, 54, lift rail, 511, clamping plate, 512, shaft, 513, pressure sensor, 541, band toothed chain item.
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment
A kind of space plate intensity detecting device occurs referring to Fig. 1 including sample detection pond and the ultrasonic wave being positioned above
Component, the sample detection pond are water-filled pool, and being symmetrically arranged in the two side walls in sample detection pond can be up and down and can be around
The hold assembly 5 of its axle center rotation, the ultrasonic wave generation part includes end 1 and the motion bar 4 above end 1,
Motion bar 4 can drive end 1 to do moving up and down perpendicular to horizontal plane, and the bottom in sample detection pond is equipped with ultrasonic wave reception unit part
2。
The specimen holder 51 includes clamping plate 511, shaft 512 and pressure sensor 513, referring to fig. 2, the clamping plate
511 are symmetrically arranged with 2, are pneumatic control, for control clamping plate 511 occlusion cylinder be connected with ultramagnifier, ultramagnifier but with
Pressure sensor 513 connects, and clamping plate 511 is connected on telescopic rod 53 by shaft 512, and the pressure sensor 513 is set
There are two, it is located at the inside of two clamping plates 511.
The lift rail 54 is equipped with band toothed chain item 541, and the side of cylinder 52 is equipped with and matches with toothed chain item 541
Tooth, referring to Fig. 3, the cylinder 52 is detected the sidewall horizontal limit in pond, therefore the cylinder 52 of side wall two sides can carry out up and down
It vertically moves.
The hold assembly 5 includes specimen holder 51, cylinder 52, telescopic rod 53 and lift rail 54, the telescopic rod 53
One end connect with cylinder 52, the other end is connect with specimen holder 51, cylinder 52 be set to lift rail 54 on and can be done along lift rail 54
Elevating movement.
The sample detection pond side wall be equipped with detector for liquid level, referring to Fig. 1, liquid level detector to detect to
The volume of space plate is surveyed, and its density can be obtained to the detection of space plate quality to be measured through pressure sensor 513.The sample
Valve 6 is equipped in detection cell, valve 6 is connect with external water pump, realizes the water supply and draining in sample detection pond.
In specific operation process, space plate to be measured is placed into vertically in sample detection pond, by adjusting cylinder 52
Highly come the clip position for adjusting space plate to be measured, the elongation of hold assembly 5 simultaneously clamps space plate to be measured, pressure sensor 513
When detecting that pressure is more than given threshold, pressure sensor 513 issues electric signal to for controlling the cylinder that clamping plate 511 is engaged,
Clamping plate 511 stops further clamping.Hold assembly 5 is rotated by 90 ° so that space plate to be measured is in horizontal position around its axle center later
It sets, motion bar 4 moves down so that underwater is immersed in end 1 later, and last end 1 issues ultrasonic wave and passes through space plate to be measured simultaneously
By ultrasonic wave reception unit part 2.
Ultrasonic wave reception unit part 2 transfers signals to the filter external with device after receiving ultrasonic signal, to miscellaneous
Wave is filtered, and is amplified to filtered wave signal, and further calculates velocity of wave V by external signal processor,
Including surface wave velocity of sound VRWith transverse wave velocity VT, used formula is V=λ f, and wherein λ is wavelength, and f is frequency.This is super
The working principle of pinger are as follows: the ultrasonic wave that end 1 emits arrives at material to be detected by medium of water, and using water as coupling
Mixture, ultrasonic wave enter test specimen by water and detected, and reduces signal noise with the coupling of water and ultrasonic wave.Final basis
The simplified style of Viktorov equation calculates Young's modulus E and shear modulus G:
Wherein ρ is the density of material to be tested.
Finally with Young's modulus E and shear modulus G come the reflection material to be tested that quantifies resist deformation integral strength and
Shear strength.
Claims (6)
1. a kind of space plate intensity detecting device, special including sample detection pond and the ultrasonic wave generation part being positioned above
Sign is, the sample detection pond is water-filled pool, and being symmetrically arranged in the two side walls in sample detection pond can be up and down and can
Around the hold assembly (5) of its axle center rotation, the ultrasonic wave generation part includes end (1) and is located above end (1)
Motion bar (4), motion bar (4) can drive end (1) to do moving up and down perpendicular to horizontal plane, and the bottom in sample detection pond is equipped with
Space plate to be measured is placed into sample detection pond by ultrasonic wave reception unit part (2) vertically, and hold assembly (5) extends and will be to be measured
The clamping of space plate, hold assembly (5) is rotated by 90 ° so that space plate to be measured is in a horizontal position around its axle center later, movable later
Bar (4) moves down so that end (1) immerses underwater, and last end (1) issues ultrasonic wave and passes through space plate to be measured and by surpassing
Acoustic receiver component (2).
2. a kind of space plate intensity detecting device according to claim 1, which is characterized in that the hold assembly (5)
Including specimen holder (51), cylinder (52), telescopic rod (53) and lift rail (54), one end of the telescopic rod (53) and cylinder
(52) it connects, the other end is connect with specimen holder (51), and cylinder (52) is set on lift rail (54) and can rise along lift rail (54)
Drop movement.
3. a kind of space plate intensity detecting device according to claim 2, which is characterized in that specimen holder (51) packet
Clamping plate (511), shaft (512) and pressure sensor (513) are included, the clamping plate (511) is symmetrically arranged with 2, and clamping plate (511) is equal
It is connected on telescopic rod (53) by shaft (512), there are two the pressure sensor (513) is set, is located at two pieces of folders
The inside of plate (511).
4. a kind of space plate intensity detecting device according to claim 2, which is characterized in that on the lift rail (54)
Equipped with band toothed chain item (541), the side of cylinder (52) is equipped with and the tooth that matches with toothed chain item (541).
5. a kind of space plate intensity detecting device according to claim 1, which is characterized in that the sample detection pond side
Wall is equipped with detector for liquid level.
6. a kind of space plate intensity detecting device according to claim 1, which is characterized in that in the sample detection pond
Equipped with valve (6), valve (6) is connect with external water pump, realizes the water supply and draining in sample detection pond.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811069422.9A CN109212024A (en) | 2018-09-13 | 2018-09-13 | A kind of space plate intensity detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811069422.9A CN109212024A (en) | 2018-09-13 | 2018-09-13 | A kind of space plate intensity detecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109212024A true CN109212024A (en) | 2019-01-15 |
Family
ID=64983456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811069422.9A Pending CN109212024A (en) | 2018-09-13 | 2018-09-13 | A kind of space plate intensity detecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109212024A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200923357A (en) * | 2007-11-23 | 2009-06-01 | Hon Hai Prec Ind Co Ltd | Ultrasonic scanner |
| CN201397318Y (en) * | 2009-04-20 | 2010-02-03 | 宝山钢铁股份有限公司 | Mechanical device for carrying out ultrasonic detection on sulfur printing sample |
| CN201852818U (en) * | 2010-11-10 | 2011-06-01 | 北京欧宁航宇检测技术有限公司 | Ultrasonic water immersion detecting and loading device for purity of rod |
| CN103969330A (en) * | 2014-04-28 | 2014-08-06 | 河海大学常州校区 | Ultrasonic flaw detection device for internal defect of pipeline |
| CN105203633A (en) * | 2015-10-26 | 2015-12-30 | 南昌航空大学 | Water spray type automatic scanning device for ultrasonic TOFD nondestructive testing |
| CN206892040U (en) * | 2017-05-25 | 2018-01-16 | 广东省东莞市质量监督检测中心 | A kind of improved mould steel automatic ultrasonic scanning equipment |
| CN108044385A (en) * | 2017-12-19 | 2018-05-18 | 大连璟龙自动化科技有限公司 | A kind of auto parts and components produce special fixture |
| CN209231266U (en) * | 2018-09-13 | 2019-08-09 | 莱茵技术（上海）有限公司 | A kind of space plate intensity detecting device |
-
2018
- 2018-09-13 CN CN201811069422.9A patent/CN109212024A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200923357A (en) * | 2007-11-23 | 2009-06-01 | Hon Hai Prec Ind Co Ltd | Ultrasonic scanner |
| CN201397318Y (en) * | 2009-04-20 | 2010-02-03 | 宝山钢铁股份有限公司 | Mechanical device for carrying out ultrasonic detection on sulfur printing sample |
| CN201852818U (en) * | 2010-11-10 | 2011-06-01 | 北京欧宁航宇检测技术有限公司 | Ultrasonic water immersion detecting and loading device for purity of rod |
| CN103969330A (en) * | 2014-04-28 | 2014-08-06 | 河海大学常州校区 | Ultrasonic flaw detection device for internal defect of pipeline |
| CN105203633A (en) * | 2015-10-26 | 2015-12-30 | 南昌航空大学 | Water spray type automatic scanning device for ultrasonic TOFD nondestructive testing |
| CN206892040U (en) * | 2017-05-25 | 2018-01-16 | 广东省东莞市质量监督检测中心 | A kind of improved mould steel automatic ultrasonic scanning equipment |
| CN108044385A (en) * | 2017-12-19 | 2018-05-18 | 大连璟龙自动化科技有限公司 | A kind of auto parts and components produce special fixture |
| CN209231266U (en) * | 2018-09-13 | 2019-08-09 | 莱茵技术（上海）有限公司 | A kind of space plate intensity detecting device |
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