CN110207869A - A kind of stress detecting probe fixture - Google Patents
A kind of stress detecting probe fixture Download PDFInfo
- Publication number
- CN110207869A CN110207869A CN201910410060.3A CN201910410060A CN110207869A CN 110207869 A CN110207869 A CN 110207869A CN 201910410060 A CN201910410060 A CN 201910410060A CN 110207869 A CN110207869 A CN 110207869A
- Authority
- CN
- China
- Prior art keywords
- mounting base
- probe
- firm banking
- sliding support
- stress detecting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 239000000523 sample Substances 0.000 title claims abstract description 70
- 239000000463 material Substances 0.000 claims abstract description 12
- 238000009434 installation Methods 0.000 claims description 7
- 238000003756 stirring Methods 0.000 claims description 3
- 238000005259 measurement Methods 0.000 abstract description 9
- 238000001514 detection method Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000012545 processing Methods 0.000 abstract description 2
- 238000002604 ultrasonography Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 12
- 230000000694 effects Effects 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- 239000000696 magnetic material Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/25—Measuring force or stress, in general using wave or particle radiation, e.g. X-rays, microwaves, neutrons
- G01L1/255—Measuring force or stress, in general using wave or particle radiation, e.g. X-rays, microwaves, neutrons using acoustic waves, or acoustic emission
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L1/00—Measuring force or stress, in general
- G01L1/26—Auxiliary measures taken, or devices used, in connection with the measurement of force, e.g. for preventing influence of transverse components of force, for preventing overload
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The present invention provides a kind of stress detecting probe fixtures, belong to ultrasonic stress gauge technical field.It solves the problems, such as when existing stress gauge measurement measured material that detection instrument is complicated for operation, high production cost.It includes mounting base, firm banking and sliding support that this, which protects curtain for the operation of ultrasound detection, mounting base and firm banking are connected, mounting base is slidably connected with sliding support, mounting base can move reciprocatingly along sliding support length direction, sliding support be equipped with probe and tension spring, tension spring both ends connect respectively with sliding support and mounting base, when tension spring in a free state, the bottom surface of probe exceeds the bottom surface of firm banking, and firm banking is used for this stress detecting probe fixture is fixed on the surface of the material.The present invention have it is easy to use, structure is simple, and difficulty of processing and assembling is low, and production cost is low, the high advantage of detection accuracy.
Description
Technical field
The invention belongs to ultrasonic stress gauge technical field, in particular to a kind of stress detecting probe fixture.
Background technique
When material cannot generate displacement under external force, its geometry and size will change, this shape
Become and is known as straining.Material when deformation occurs inside produce reaction force equal in magnitude but contrary and resist external force, definition
This reaction force on unit area be stress or object due to it is outer thus deform when, generated between each section in object
The internal force of interaction to resist the effect of this external cause, and is tried hard to before so that object is returned to deformation from deformed position
Position.
Method for measuring stress based on ultrasonic acoustic elastic theory is utilized by sound birefringent phenomenon in stress material
Principle.In measurand between ultrasonic velocity and stress there are intrinsic relationships, and this relationship has at the same temperature
The preferable linearity, existing stress mornitoring method have: Blind Hole Method, x-ray method, magnetic survey method and ultrasonic method, wherein blind hole measuring
Before need to drill and paste foil gauge, stickup need to meet certain technique requirement, cause damage and cumbersome to component, x-ray method is lossless,
It accurately, reliably, but can only micrometer meter level thickness.Operation should be noted ionising radiation, and at high cost, measurement efficiency is not high, magnetic survey method behaviour
Work is simple, measurement is quick, accuracy is lower, and ultrasonic method measurement efficiency is high and lossless, operation Portable safety, with contemporary hardware core
Piece development, precision and resolution ratio have obtained very big promotion, however detection instrument is complicated for operation when the measurement of existing stress gauge and produces
It is at high cost, and it can not be applicable in the material surface of various shapes, measurement effect is bad.
Summary of the invention
The purpose of the present invention is being directed to the above-mentioned problems in the prior art, easy to use, the Neng Goushi of one kind is provided
With the stress detecting probe fixture of the material surface of various shapes.
Object of the invention can be realized by the following technical scheme: a kind of stress detecting probe fixture, which is characterized in that
Including mounting base, firm banking and sliding support, the mounting base and firm banking are connected, the mounting base and sliding
Bracket slide connection, the mounting base can move reciprocatingly along sliding support length direction, and the sliding support is equipped with
Probe and tension spring, the both ends of the tension spring are connect with sliding support and mounting base respectively, when the tension spring is in free shape
When state, the bottom surface of the probe exceeds the bottom surface of firm banking, and the firm banking is for pressing from both sides this stress detecting probe
Tool is fixed on the surface of measured material.
The working principle of the invention: when carrying out stress mornitoring, being fixed on testee surface for the present apparatus, passes through fixed bottom
The present apparatus and testee surface are completely fixed by seat, and since probe is prominent relative to firm banking, probe is pushed away by body surface
It moves and pushes along its length, due to pulling force effect, tension spring under tension becomes tensional state from nature, and probe is connected to
Testee surface simultaneously comes into full contact with testee, and work measurement data of popping one's head in, tension spring can make firm banking after use
Return to initial position.Setting using the above structure effectively can carry out stress mornitoring and analysis to material, easy to use, knot
Structure is simple, and production cost is low.
In a kind of above-mentioned stress detecting probe fixture, the mounting base both ends are respectively mounted a firm banking.
In a kind of above-mentioned stress detecting probe fixture, the sliding support top is additionally provided with spring pulling plate, described
Spring pulling plate both ends a tension spring is respectively fixedly connected.
In a kind of above-mentioned stress detecting probe fixture, the firm banking is magnetic bases, the magnetic bottom
Seat is equipped with button switch, can control the magnetic opening and closing of magnetic bases by stirring button switch.
In a kind of above-mentioned stress detecting probe fixture, the sliding support is linear guide, including sliding block and straight
Rail, the sliding block and mounting base are fixed by connector, and the linear guide bottom is additionally provided with probe mounting base, described
Mounting base of popping one's head in is fixed respectively at probe mounting base and spring pulling plate by connector for installing probe, the straight rail.
In a kind of above-mentioned stress detecting probe fixture, the mounting base is additionally provided with wire cable clamp, the cable
Cabling channel, harness cabling and fixation of the cabling channel for probe are arranged on clip.
In a kind of above-mentioned stress detecting probe fixture, the magnetic bases are equipped with groove and two inclined surface, institute
The groove stated is located among inclined surface.
In a kind of above-mentioned stress detecting probe fixture, the probe and groove are on same straight line.
In a kind of above-mentioned stress detecting probe fixture, the mounting base both ends are also provided with limiting slot, described
Limiting slot is for positioning firm banking.
In a kind of above-mentioned stress detecting probe fixture, mounting groove is offered in the probe mounting base, it is described
Mounting groove is popped one's head in for location and installation, and the probe is connected by connector and probe mounting base.
Advantages of the present invention has: the present invention effectively can carry out stress mornitoring and analysis to measured material, easy to use, knot
Structure is simple, is largely connected using connector, and difficulty of processing and assembling is low, and production cost is low, and detection accuracy is high.
Detailed description of the invention
Fig. 1 is isometric side schematic diagram of the invention；
Fig. 2 is main view of the invention；
Fig. 3 is right view of the invention；
In figure, 1, mounting base；2, firm banking；3, sliding support；4, probe mounting base；5, it pops one's head in；6, spring pulling plate；7,
Tension spring；8, button switch；9, sliding block；10, straight rail；11, wire cable clamp；12, cabling channel；13, groove；14, inclined surface；15, it limits
Position slot；16, mounting groove.
Specific embodiment
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
As shown in Figure 1-3, this stress detecting probe fixture includes mounting base 1, firm banking 2 and sliding support 3, installation
Seat 1 is connected with firm banking 2, and mounting base 1 is slidably connected with sliding support 3, and mounting base 1 can be done along 3 length direction of sliding support
It moving back and forth, sliding support 3 is equipped with probe 5 and tension spring 7, the both ends of tension spring 7 are connect with sliding support 3 and mounting base 1 respectively,
When tension spring 7 in a free state, pop one's head in 5 bottom surface exceed firm banking 2 bottom surface, firm banking 2 for should power inspection
Probing fixture head is fixed on the surface of measured material.
It further describes in detail, in order to keep the present apparatus more stable and balance, fixed effect is more preferable, and detection accuracy is higher, installation
1 both ends of seat are respectively mounted a firm banking 2.
It further describes in detail, in order to keep the present apparatus more stable and balance, detection accuracy is higher, and 3 top of sliding support is also set
There is spring pulling plate 6, spring pulling plate 6 is T shape, and a tension spring 7 is respectively fixedly connected in both ends.
It further describes in detail, measurement to magnetic conductive material for convenience, firm banking 2 is magnetic bases, on magnetic bases
Equipped with button switch 8, the magnetic opening and closing of magnetic bases can control by stirring button switch 8.It is one inside magnetic bases
Cylindrical body places the permanent magnet or permanent magnetic magnet of a bar shaped therebetween, and outside position base is one block of soft magnetic materials, is led to
Rotational handle is crossed, to rotate the magnet of the inside.When the two poles of the earth of magnet are in up and down direction, that is, the pole the N or S face of magnet is soft
It when magnetic material base, is just magnetized, there is strong magnetic, so can be used in that steel surface is sucked on this direction.And work as magnet
The two poles of the earth when being horizontally oriented, when middle face soft magnetic materials pedestal of NS, will not be magnetized, so several on pedestal at this time
There is no magnetic force, so that it may easily take off from magnetic conductive material surface.
It further describes in detail, sliding support 3 is linear guide, including sliding block 9 and straight rail 10, and sliding block 9 and mounting base 1 pass through company
Fitting is fixed, linear guide bottom be additionally provided with probe mounting base 4, probe mounting base 4 for install probe 5, straight rail 10 respectively at
Probe mounting base 4 and spring pulling plate 6 are fixed by connector.It is high that linear guide precision is utilized in setting using the above structure
The advantages of, and install simply, cost of parts is low.
It further describes in detail, in order to facilitate cabling, prevents wire influence entirety perception, mounting base 1 is additionally provided with wire cable clamp 11,
Be arranged with cabling channel 12 on wire cable clamp 11, cabling channel 12 be used to pop one's head in 5 harness cabling and fixation.
It further describes in detail, magnetic bases are equipped with groove 13 and two inclined surface 14, and groove 13 is located among inclined surface 14.It adopts
With the setting of above structure, it can be realized and stress analysis is carried out to the magnetic conductive material on various shapes surface.
It further describes in detail, in order to guarantee precision, probe 5 is with groove 13 on same straight line.
It further describes in detail, 1 both ends of mounting base are also provided with limiting slot 15, and limiting slot 15 is for positioning firm banking 2.Using
The setting of above structure, so that firm banking 2 is easier for installation, while fixation is stronger.
It further describes in detail, for more easily fixed and installation probe 5, offers mounting groove 16 in mounting base 4 of popping one's head in,
Mounting groove 16 is connected for location and installation probe 5, probe 5 by connector and probe mounting base 4.
Carry out stress mornitoring when, the present apparatus is placed horizontally at testee surface, by firm banking 2 by the present apparatus with
Testee surface compresses, and since probe 5 is prominent relative to firm banking 2, probe 5 comes into full contact with testee at this time, by
In pulling force effect, 7 under tension of tension spring becomes tensional state from nature, at this time pop one's head in 5 by elastic force effect remain with
The state that testee is close to, 5 work measurement data of popping one's head in, tension spring 7 can make firm banking 2 return to initial bit after use
It sets.
Specific embodiment described herein is only an example for the spirit of the invention.The neck of technology belonging to the present invention
The technical staff in domain can make various modifications or additions to the described embodiments or replace by a similar method
In generation, however, it does not deviate from the spirit of the invention or beyond the scope of the appended claims.
Although mounting base 1, firm banking 2, sliding support 3, probe mounting base 4, probe 5, bullet are used more herein
Spring pulling plate 6, tension spring 7, button switch 8, sliding block 9, straight rail 10, wire cable clamp 11, cabling channel 12, groove 13, inclined surface 14, limit
The terms such as slot 15, mounting groove 16, but it does not exclude the possibility of using other terms.The use of these items is only for more square
Just essence of the invention is described and explained；Being construed as any additional limitation is disagreed with spirit of that invention
Back.
Claims (10)
1. a kind of stress detecting probe fixture, which is characterized in that including mounting base (1), firm banking (2) and sliding support
(3), the mounting base (1) and firm banking (2) are connected, and the mounting base (1) is slidably connected with sliding support (3), institute
The mounting base (1) stated can move reciprocatingly along sliding support (3) length direction, and the sliding support (3) is equipped with probe (5)
With tension spring (7), the both ends of the tension spring (7) are connect with sliding support (3) and mounting base (1) respectively, when the tension spring (7)
In a free state, the bottom surface of the probe (5) exceeds the bottom surface of firm banking (2), and the firm banking (2) is used for
This stress gauge probe gripper is fixed on to the surface of measured material.
2. a kind of stress detecting probe fixture according to claim 1, which is characterized in that described mounting base (1) both ends
It is respectively mounted a firm banking (2).
3. a kind of stress detecting probe fixture according to claim 1, which is characterized in that sliding support (3) top
End is additionally provided with spring pulling plate (6), and a tension spring (7) is respectively fixedly connected in described spring pulling plate (6) both ends.
4. a kind of stress detecting probe fixture according to claim 1, which is characterized in that the firm banking (2) is
Magnetic bases, the magnetic bases are equipped with button switch (8), can control magnetic bases by stirring button switch (8)
Magnetic opening and closing.
5. a kind of stress detecting probe fixture according to claim 3, which is characterized in that the sliding support (3) is
Linear guide, including sliding block (9) and straight rail (10), the sliding block (9) is fixed with mounting base (1) by connector, described
Linear guide bottom is additionally provided with probe mounting base (4), and the probe mounting base (4) is for installing probe (5), the straight rail
(10) it is fixed respectively at probe mounting base (4) and spring pulling plate (6) by connector.
6. a kind of stress detecting probe fixture according to claim 1, which is characterized in that the mounting base (1) is also set
Have wire cable clamp (11), be arranged on the wire cable clamp (11) cabling channel (12), the cabling channel (12) is for popping one's head in
(5) harness cabling and fixation.
7. a kind of stress detecting probe fixture according to claim 1, which is characterized in that the magnetic bases are equipped with recessed
Slot (13) and two inclined surface (14), it is intermediate that the groove (13) is located at inclined surface (14).
8. a kind of stress detecting probe fixture according to claim 7, which is characterized in that the probe (5) and groove
(13) on same straight line.
9. a kind of stress detecting probe fixture according to claim 1, which is characterized in that described mounting base (1) both ends
It is also provided with limiting slot (15), the limiting slot (15) is for positioning firm banking (2).
10. a kind of stress detecting probe fixture according to claim 1, which is characterized in that the probe mounting base (4)
On offer mounting groove (16), for the mounting groove (16) for location and installation probe (5), the probe (5) passes through connection
Part and probe mounting base (4) are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910410060.3A CN110207869A (en) | 2019-05-17 | 2019-05-17 | A kind of stress detecting probe fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910410060.3A CN110207869A (en) | 2019-05-17 | 2019-05-17 | A kind of stress detecting probe fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110207869A true CN110207869A (en) | 2019-09-06 |
Family
ID=67787478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910410060.3A Pending CN110207869A (en) | 2019-05-17 | 2019-05-17 | A kind of stress detecting probe fixture |
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| Country | Link |
|---|---|
| CN (1) | CN110207869A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112082783A (en) * | 2020-09-17 | 2020-12-15 | 中车大同电力机车有限公司 | Dynamic stress measuring system |
| CN112082678A (en) * | 2020-07-28 | 2020-12-15 | 江苏省特种设备安全监督检验研究院 | Multi-degree-of-freedom self-adaptive stress detection probe clamp |
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| CN210037033U (en) * | 2019-05-17 | 2020-02-07 | 杭州戬威机电科技有限公司 | Stress detection probe clamp |
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2019
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20100076642A (en) * | 2008-12-26 | 2010-07-06 | 권오건 | Ultrasonic inspector assemble |
| WO2010143555A1 (en) * | 2009-06-11 | 2010-12-16 | 株式会社 日立メディコ | Excitation unit, ultrasonic probe, and ultrasonic diagnostic equipment |
| CN201803821U (en) * | 2010-08-20 | 2011-04-20 | 西安航空动力股份有限公司 | Fixture for measuring residual stress of vane |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112082678A (en) * | 2020-07-28 | 2020-12-15 | 江苏省特种设备安全监督检验研究院 | Multi-degree-of-freedom self-adaptive stress detection probe clamp |
| CN112082783A (en) * | 2020-09-17 | 2020-12-15 | 中车大同电力机车有限公司 | Dynamic stress measuring system |
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