CN110319761A - The fixing means of strain gauge - Google Patents
The fixing means of strain gauge Download PDFInfo
- Publication number
- CN110319761A CN110319761A CN201810296489.XA CN201810296489A CN110319761A CN 110319761 A CN110319761 A CN 110319761A CN 201810296489 A CN201810296489 A CN 201810296489A CN 110319761 A CN110319761 A CN 110319761A
- Authority
- CN
- China
- Prior art keywords
- strain gauge
- adhesive portion
- label
- point position
- fixing means
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0002—Arrangements for supporting, fixing or guiding the measuring instrument or the object to be measured
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/0025—Measuring of vehicle parts
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/16—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge
- G01B7/18—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge using change in resistance
Abstract
The invention discloses a kind of fixing means of strain gauge comprising following steps: S1, indicating label in the point position of object to be detected, the point being aligned in the label with the point position is defined as label measuring point；S2, adhesive portion is set on strain gauge, and the adhesive portion is made to cover the strain gauge；S3, label identical with the label at point position is indicated on the surface of adhesive portion, and the point identical with the label measuring point in the label of the adhesive portion is located on the region for covering the strain gauge in the adhesive portion；S4, the surface being adhered to the adhesive portion with the strain gauge where the point position, and it is overlapped the label positioned at the adhesive portion with the label being located at point position.The present invention enables to strain gauge positioning accuracy higher, to improve the accuracy of strain gauge acquisition data, reduces the error of strain gauge acquisition data.
Description
Technical field
The present invention relates to subway technique of dynamic measurement field, in particular to a kind of fixing means of strain gauge.
Background technique
Currently, the technology is on railcar using more and more extensive with the fast development of strain acquirement detection technique.
Due to the long-term high load capacity operation of railcar, so needing to carry out dynamic test for railcar.Dynamic test is generally adopted
Strain acquirement is carried out with resistance strain gage, the working principle of resistance strain gage is made based on strain effect, i.e. conductor or half
When conductor material generates mechanically deform under the action of the microstrain of measuring point surface, resistance value changes accordingly, to obtain
Take the degree of measuring point surface microstrain.
In the fixing means of traditional resistance strain gage, measuring point is determined by the cross hairs pulled in advance on measuring point surface
Center directly carries out alignment stickup by laboratory technician.This method only relies on laboratory technician and is visually aligned, so that resistance is answered
The positioning accuracy for becoming piece is poor, so that the accuracy of resistance strain gage acquisition data is lower, there are biggish errors.
Summary of the invention
The technical problem to be solved by the present invention is to electric in the fixing means in order to overcome strain gauge traditional in the prior art
The accuracy of resistance foil gauge acquisition data is lower, haves the defects that biggish error, provides a kind of fixing means of strain gauge.
The present invention is to solve above-mentioned technical problem by following technical proposals:
A kind of fixing means of strain gauge comprising following steps:
S1, label is indicated in the point position of object to be detected, the point being aligned in the label with the point position is fixed
Justice is label measuring point；
S2, adhesive portion is set on strain gauge, and the adhesive portion is made to cover the strain gauge；
S3, label identical with the label at point position is indicated on the surface of adhesive portion, and to be located at described
Point identical with the label measuring point is located at the region that the strain gauge is covered in the adhesive portion in the label of adhesive portion
On；
S4, the surface being adhered to the adhesive portion with the strain gauge where the point position, and make to be located at
The label of the adhesive portion is overlapped with the label being located at point position.
In the present solution, using above-mentioned steps fixing means, be adhered to point position institute with the adhesive portion of strain gauge
Surface, and be overlapped the label positioned at adhesive portion with the label at point position, enable to strain in this way
Meter positioning accuracy is higher, to improve the accuracy of strain gauge acquisition data, reduces the error of strain gauge acquisition data.
Preferably, the strain gauge uses unidirectional strain gauge；
It is further comprising the steps of after the step S1:
S10, the principal direction of stress of point position is indicated on the surface where point position；
In step s 4, make the positive direction of the strain gauge identical as principal direction of stress.
In the present solution, strain gauge answers point position, master using unidirectional strain gauge, and in measuring point surface positioning stage
Power direction, strain gauge positive direction indicated, so as to avoid the strain gauge deviation of directivity and the positive and negative values of strain gauge evidence
Deviation further improves the accuracy of strain gauge acquisition data.
Preferably, be located at the point position at the label and be ten positioned at the label of the adhesive portion
Word coordinate, the central intersection point of the cross coordinate at the point position are the label measuring point；
The object to be detected is preferably railcar；The point position is preferably placed on weld seam, further preferred position
In on the car body coupler seat of railcar and the weld seam of draw beam.
Preferably, further comprising the steps of after the step S1:
S10 ', the long axis direction of the cross coordinate on the surface where point position is marked as principal direction of stress.
Preferably, the step S10 ' is further comprising the steps of later:
S11 ', the long axis direction of the cross coordinate on the surface where point position is marked as to strain gauge pros
To.
Preferably, also having follow steps in step s 2:
S20, the strain gauge is placed on a carrier, region of the bonding site outside the strain gauge is glued
It is connected on the carrier, so that the strain gauge is fixed between the carrier and the adhesive portion.
In the present solution, enabling to the surface in adhesive portion to indicate and the institute at point position using above-mentioned steps
It states more convenient reliable when marking identical label.
Preferably, the carrier is glass slide, and/or, the strain gauge uses foil gauge；
And/or the adhesive portion is covered in the entire upper surface of the strain gauge, and the outer peripheral edge of the adhesive portion is located at
The outside of the strain gauge, and it is located at the inside of the carrier, the strain gauge is preferably fixed to the middle part of the carrier, described
The positive direction of strain gauge is preferably parallel with the long side of the carrier.
It is smooth in the present solution, the contact surface of strain gauge and glass slide is the contact surface that strain gauge directly acquires data
Slide surface is to strain in respect of protective effect, while when adhesive portion is removed from glass slide is easy to operate, will not damage and answer
Become meter or strain gauge precision is had an impact.
Preferably, the adhesive portion uses adhesive tape, the adhesive tape is preferably adhesive tape.
Preferably, the strain gauge uses unidirectional strain gauge；
It is further comprising the steps of after the step S1:
S10, the principal direction of stress of point position is indicated on the surface where point position；
Step S4 specifically includes the following steps:
S41, the surface being adhered to the adhesive portion with the strain gauge where the point position, the bonding
The label alignment at the label and point position in portion, confirms positive direction phase of the principal direction of stress with strain gauge
Together, the label at point position is overlapped with the label in the adhesive portion, the fixed adhesive portion and institute
State strain gauge；
Glue, is evenly coated in the bonding plane of foil gauge by S42, the half for tearing the adhesive portion；
S43, the surface adhesive portion being bonded to again where the point position, ground the strain gauge, squeezed out
Extra glue presses at foil gauge, makes glue curing.
Preferably, also having follow steps in step s 2:
S20, the strain gauge is placed on a carrier, region of the bonding site outside the strain gauge is glued
It is connected on the carrier, so that the strain gauge is fixed between the carrier and the adhesive portion；
Step S4 specifically includes the following steps before step S41:
S40, tearing along the length direction of the carrier is stained with the adhesive portion of the strain gauge；
Preferably, further comprising the steps of after the step S4:
The label at S5, observation point position marks whether to be overlapped with described in the adhesive portion, if coincidence,
It tears the adhesive portion.
In the present solution, being checked by marking whether to be overlapped to two, it can be ensured that the accuracy of gluing steps reaches
To the controllable effect of sticking Quality, to further increase strain gauge positioning accuracy, reduces or eliminates strain gauge measurement and survey
The data error that point generates.
On the basis of common knowledge of the art, above-mentioned each optimum condition, can any combination to get each preferable reality of the present invention
Example.
The positive effect of the present invention is that:
The fixing means of strain gauge of the invention enables to strain gauge positioning accuracy higher, adopts to improve strain gauge
Collect the accuracy of data, reduces the error of strain gauge acquisition data.
Detailed description of the invention
Fig. 1 is the flow diagram of the fixing means of the strain gauge of one embodiment of the invention.
Fig. 2 is the stationary state schematic diagram (one) of the fixing means of the strain gauge of one embodiment of the invention, wherein in measuring point
Indicate label in position.
Fig. 3 is the stationary state schematic diagram (two) of the fixing means of the strain gauge of one embodiment of the invention, wherein main one
Under angle, the strain gauge with adhesive portion is fixed on carrier.
Fig. 4 is the stationary state schematic diagram (three) of the fixing means of the strain gauge of one embodiment of the invention, wherein is bowed one
Under angle, the strain gauge with adhesive portion is fixed on carrier.
Description of symbols:
Point position: 1
Label: 10
Long axis: X1
Short axle: Y1
Surface: 11
Strain gauge: 2
Adhesive portion: 3
Label: 30
Long axis: X2
Short axle: Y2
Carrier: 4
Specific embodiment
The embodiment for further illustrating the present invention below by the mode of embodiment, but therefore not limiting the present invention to
Among range.
Fig. 1 according to the present invention one implement be illustrated a kind of strain gauge fixing means flow diagram, Fig. 2-4 basis
One embodiment of the invention shows a kind of stationary state schematic diagram of the fixing means of strain gauge.As shown in Figs 1-4, strain gauge
Fixing means the following steps are included:
Step 100, label 10, the point being aligned in label 10 with point position 1 are indicated in the point position 1 of object to be detected
It is defined as 10 measuring point of label.In the present embodiment, object to be detected is railcar.Certainly, in other embodiments, to be checked
Surveying object may be other equipment.
Wherein, point position 1 is located on weld seam.Such as point position 1 can be located at railcar car body coupler seat and
On the weld seam of draw beam.
Further, the label 10 at point position 1 is cross coordinate.Cross coordinate at point position 1
Central intersection point be 10 measuring point of label.In the present embodiment, cross coordinate has long axis direction and short-axis direction, and long axis
The length of X1 is greater than the length of short axle Y1, in this way to distinguish long axis X1 and short axle Y1.
It is further comprising the steps of after step 100: step 1000, to indicate measuring point on the surface 11 where point position 1
The principal direction of stress of position 1.In the present embodiment, by the long axis side of the cross coordinate on the surface 11 where point position 1
To being marked as principal direction of stress.
In addition, further comprising the steps of after step 1000: step 1001, by ten on the surface where point position 1
The long axis direction of word coordinate is marked as 2 positive direction of strain gauge.
Step 101, adhesive portion 3 is set on strain gauge 2, and adhesive portion 3 is made to cover strain gauge 2.Wherein, strain gauge 2 is adopted
With unidirectional strain gauge 2, unidirectional strain gauge 2 can only acquire the strain in a direction.2 end of strain gauge has lead, needs clear
Positive direction.Strain gauge 2 uses foil gauge.Adhesive portion 3 uses adhesive tape.Adhesive tape is adhesive tape.Label 30 positioned at adhesive portion 3 is equal
For cross coordinate.Also there is long axis X2 and short axle Y2 positioned at the label 30 of adhesive portion 3.
Wherein, it also has follow steps: S20, strain gauge 2 being placed on a carrier 4, by adhesive portion 3 in a step 101
Region outside strain gauge 2 is adhered on carrier 4, so that strain gauge 2 is fixed between carrier 4 and adhesive portion 3.Such energy
It is enough so that more convenient reliable when the surface in adhesive portion 3 is indicated with the 10 identical label 30 of label at point position 1.
In addition, carrier 4 is glass slide.Strain gauge 2 is the direct contact for acquiring data of strain gauge 2 with the contact surface of glass slide
Face, smooth slide surface have protective effect to strain gauge 2, while when adhesive portion 3 is removed from glass slide is easy to operate,
Breakdown strain meter 2 or 2 precision of strain gauge will not be had an impact.
In addition, adhesive portion 3 is covered in the entire upper surface of strain gauge 2, and the outer peripheral edge of adhesive portion 3 is located at strain gauge 2
Outside, and it is located at the inside of carrier 4.Strain gauge 2 is fixed on the middle part of carrier 4.The positive direction of strain gauge 2 and the long side of carrier 4
In parallel.
In the present embodiment, need to select the transparent adhesive tape of suitable width and viscosity, and the width of adhesive tape should be greater than
The size of foil gauge and be less than glass slide width.Then, glass slide is cleaned out with acetone cotton balls, foil gauge adhesive tape
It is fixed on the centre of glass slide.Notice that the adhesive surface of foil gauge leans against on glass slide, strain testing direction as far as possible with glass slide
Long side is parallel.
Step 102, label 30 identical with the label 10 at point position 1 is indicated on the surface of adhesive portion 3, and make position
Point identical with 10 measuring point of label is located on the region for covering strain gauge 2 in adhesive portion 3 in the label 30 of adhesive portion 3.At this
In embodiment, upper cross coordinate is drawn in adhesive portion 3 using scriber, long axis is strain testing direction, and scriber cannot contact
2 surface of strain gauge.
Step 103, the adhesive portion 3 with strain gauge 2 is adhered to the surface where point position 1, and makes to be located at bonding
The label 30 in portion 3 is overlapped with the label 10 being located at point position 1.
Adhesive portion 3 with strain gauge 2 is adhered to the surface where point position 1, and makes the label 30 positioned at adhesive portion 3
It is overlapped with the label 10 being located at point position 1, enables to 2 positioning accuracy of strain gauge higher in this way, to improve strain gauge 2
The accuracy of data is acquired, the error that strain gauge 2 acquires data is reduced.
Wherein, in step 103, make the positive direction of strain gauge 2 identical as principal direction of stress.Strain gauge 2 is used and is unidirectionally answered
Become meter 2, and in measuring point surface positioning stage, the positive direction of point position 1, principal direction of stress, strain gauge 2 indicated,
So as to avoid the positive and negative values deviation of 2 data of 2 deviation of directivity of strain gauge and strain gauge, further improves strain gauge 2 and acquire number
According to accuracy.
Step 103 specifically includes the following steps:
Step 1031, the adhesive portion 3 with strain gauge 2 is adhered to the surface where point position 1, in adhesive portion 3
Label 30 is aligned with the label 10 at point position 1, and confirmation principal direction of stress is identical as the positive direction of strain gauge 2, by measuring point position
It sets the label 10 at 1 to be overlapped with the label 30 in adhesive portion 3, fixed bonding portion 3 and strain gauge 2.
Step 1032, glue is evenly coated in the bonding plane of foil gauge by the half for tearing adhesive portion 3.In present embodiment
In, for glue using strain glue special, strain glue special is existing known product, can be by commercially available, such as CC-33A.
When glue to be evenly coated in the bonding plane of foil gauge, glue quantity is paid attention to, it should not be too many.
Step 1033, adhesive portion 3 is bonded to again the surface where point position 1, grinds overstrain meter 2, it is extra to squeeze out
Glue, press foil gauge at, make glue curing.In the present embodiment, it after squeezing out extra glue, is strained with thumb press
60s for a period of time at piece, makes glue curing.
Step 103 specifically includes the following steps before step 1031: step 1030, along the length side of carrier 4
To the adhesive portion 3 for being stained with strain gauge 2 of tearing.
Preferably, further comprising the steps of after step 103: step 104, observing the label 10 at point position 1 and glue
Whether the label 30 in socket part 3 is overlapped, if being overlapped, adhesive portion of tearing 3.
It is checked by marking whether to be overlapped to two, it can be ensured that the accuracy of gluing steps reaches sticking Quality
Controllable effect reduces or eliminates strain gauge 2 and measures what measuring point generated to further increase 2 positioning accuracy of strain gauge
Data error.
In the description of the present invention, it is to be understood that, term " on ", "lower", "front", "rear", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "top", "bottom", "inner", "outside" is orientation based on the figure or position
Relationship is set, is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.
Although specific embodiments of the present invention have been described above, it will be appreciated by those of skill in the art that this is only
For example, protection scope of the present invention is to be defined by the appended claims.Those skilled in the art without departing substantially from
Under the premise of the principle and substance of the present invention, various changes or modifications can be made to these embodiments, but these changes and
Modification each falls within protection scope of the present invention.
Claims (11)
1. a kind of fixing means of strain gauge, which is characterized in that itself the following steps are included:
S1, indicate that label, the point being aligned in the label with the point position are defined as in the point position of object to be detected
Mark measuring point；
S2, adhesive portion is set on strain gauge, and the adhesive portion is made to cover the strain gauge；
S3, label identical with the label at point position is indicated on the surface of adhesive portion, and to be located at the bonding
Point identical with the label measuring point is located on the region for covering the strain gauge in the adhesive portion in the label in portion；
S4, the surface being adhered to the adhesive portion with the strain gauge where the point position, and make to be located at described
The label of adhesive portion is overlapped with the label being located at point position.
2. the fixing means of strain gauge as described in claim 1, which is characterized in that the strain gauge uses unidirectional strain gauge；
It is further comprising the steps of after the step S1:
S10, the principal direction of stress of point position is indicated on the surface where point position；
In step s 4, make the positive direction of the strain gauge identical as principal direction of stress.
3. the fixing means of strain gauge as described in claim 1, which is characterized in that the mark at the point position
Note and be cross coordinate positioned at the label of the adhesive portion, the cross coordinate at the point position
Central intersection point is the label measuring point；
The object to be detected is preferably railcar；The point position is preferably placed on weld seam, is further preferably located at ground
On the car body coupler seat of iron car and the weld seam of draw beam.
4. the fixing means of strain gauge as claimed in claim 3, which is characterized in that after the step S1 further include following
Step:
S10 ', the long axis direction of the cross coordinate on the surface where point position is marked as principal direction of stress.
5. the fixing means of strain gauge as claimed in claim 4, which is characterized in that the step S10 ' further includes following later
Step:
S11 ', the long axis direction of the cross coordinate on the surface where point position is marked as strain gauge positive direction.
6. the fixing means of strain gauge as described in claim 1, which is characterized in that also have follow steps in step s 2:
S20, the strain gauge is placed on a carrier, region of the bonding site outside the strain gauge is adhered to
On the carrier, so that the strain gauge is fixed between the carrier and the adhesive portion.
7. the fixing means of strain gauge as claimed in claim 6, which is characterized in that the carrier is glass slide, and/or, institute
Strain gauge is stated using foil gauge；
And/or the adhesive portion is covered in the entire upper surface of the strain gauge, and the outer peripheral edge of the adhesive portion is positioned at described
The outside of strain gauge, and it is located at the inside of the carrier, the strain gauge is preferably fixed to the middle part of the carrier, the strain
The positive direction of meter is preferably parallel with the long side of the carrier.
8. the fixing means of strain gauge as described in claim 1, which is characterized in that the adhesive portion uses adhesive tape, the glue
Band preferably adhesive tape.
9. the fixing means of strain gauge as described in claim 1, which is characterized in that the strain gauge uses unidirectional strain gauge；
It is further comprising the steps of after the step S1:
S10, the principal direction of stress of point position is indicated on the surface where point position；
Step S4 specifically includes the following steps:
S41, the surface being adhered to the adhesive portion with the strain gauge where the point position, in the adhesive portion
The label and point position at the label alignment, confirm that the principal direction of stress is identical as the positive direction of strain gauge,
The label at point position is overlapped with the label in the adhesive portion, the fixed adhesive portion and described is answered
Become meter；
Glue, is evenly coated in the bonding plane of foil gauge by S42, the half for tearing the adhesive portion；
S43, the surface adhesive portion being bonded to again where the point position, ground the strain gauge, and it is extra to squeeze out
Glue, press foil gauge at, make glue curing.
10. the fixing means of strain gauge as claimed in claim 9, which is characterized in that also have follow steps in step s 2:
S20, the strain gauge is placed on a carrier, region of the bonding site outside the strain gauge is adhered to
On the carrier, so that the strain gauge is fixed between the carrier and the adhesive portion；
Step S4 specifically includes the following steps before step S41:
S40, tearing along the length direction of the carrier is stained with the adhesive portion of the strain gauge.
11. such as the fixing means of the described in any item strain gauges of claim 1-10, which is characterized in that after the step S4 also
The following steps are included:
The label at S5, observation point position marks whether to be overlapped with described in the adhesive portion, if coincidence, tears
The adhesive portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810296489.XA CN110319761A (en) | 2018-03-30 | 2018-03-30 | The fixing means of strain gauge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810296489.XA CN110319761A (en) | 2018-03-30 | 2018-03-30 | The fixing means of strain gauge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110319761A true CN110319761A (en) | 2019-10-11 |
Family
ID=68112474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810296489.XA Pending CN110319761A (en) | 2018-03-30 | 2018-03-30 | The fixing means of strain gauge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110319761A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112325763A (en) * | 2020-09-27 | 2021-02-05 | 中车唐山机车车辆有限公司 | Inspection device and inspection method for detecting mounting quality of mounted strain gauge |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0839237A (en) * | 1994-07-28 | 1996-02-13 | Mitsubishi Heavy Ind Ltd | Joining device |
| DE102006010857A1 (en) * | 2005-12-01 | 2007-06-06 | Hottinger Baldwin Messtechnik Gmbh | Strain gauge for use in measurement sensor, has measuring grid located on carrier layer that is formed by metal foil, where metal foil is made of aluminum, copper, titanium or alloys such as steel, constantan and chrome or nickel alloys |
| CN105605054A (en) * | 2015-12-21 | 2016-05-25 | 南京航空航天大学 | Batch strain gauge pasting method |
| CN105895173A (en) * | 2016-04-20 | 2016-08-24 | 中国工程物理研究院总体工程研究所 | Method for attaching normal temperature strain gauges to guide tubes of fuel assembly |
| CN106896188A (en) * | 2017-01-25 | 2017-06-27 | 上海市特种设备监督检验技术研究院 | A kind of fibre reinforced plastics pressure vessel scene strain testing method |
| CN206845620U (en) * | 2017-06-15 | 2018-01-05 | 北京金风科创风电设备有限公司 | Strain gauge adhesion device |
-
2018
- 2018-03-30 CN CN201810296489.XA patent/CN110319761A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0839237A (en) * | 1994-07-28 | 1996-02-13 | Mitsubishi Heavy Ind Ltd | Joining device |
| DE102006010857A1 (en) * | 2005-12-01 | 2007-06-06 | Hottinger Baldwin Messtechnik Gmbh | Strain gauge for use in measurement sensor, has measuring grid located on carrier layer that is formed by metal foil, where metal foil is made of aluminum, copper, titanium or alloys such as steel, constantan and chrome or nickel alloys |
| CN105605054A (en) * | 2015-12-21 | 2016-05-25 | 南京航空航天大学 | Batch strain gauge pasting method |
| CN105895173A (en) * | 2016-04-20 | 2016-08-24 | 中国工程物理研究院总体工程研究所 | Method for attaching normal temperature strain gauges to guide tubes of fuel assembly |
| CN106896188A (en) * | 2017-01-25 | 2017-06-27 | 上海市特种设备监督检验技术研究院 | A kind of fibre reinforced plastics pressure vessel scene strain testing method |
| CN206845620U (en) * | 2017-06-15 | 2018-01-05 | 北京金风科创风电设备有限公司 | Strain gauge adhesion device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112325763A (en) * | 2020-09-27 | 2021-02-05 | 中车唐山机车车辆有限公司 | Inspection device and inspection method for detecting mounting quality of mounted strain gauge |
| CN112325763B (en) * | 2020-09-27 | 2022-02-01 | 中车唐山机车车辆有限公司 | Inspection device and inspection method for detecting mounting quality of mounted strain gauge |
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