CN110671404A - Strain gauge pasting tool and pasting method - Google Patents
Strain gauge pasting tool and pasting method Download PDFInfo
- Publication number
- CN110671404A CN110671404A CN201911023138.2A CN201911023138A CN110671404A CN 110671404 A CN110671404 A CN 110671404A CN 201911023138 A CN201911023138 A CN 201911023138A CN 110671404 A CN110671404 A CN 110671404A
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- Prior art keywords
- handle
- clamping
- strain gauge
- pasting
- rod
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- Pending
Links
- 238000000034 method Methods 0.000 title claims abstract description 9
- 238000003825 pressing Methods 0.000 claims description 16
- 239000004033 plastic Substances 0.000 claims description 4
- 230000000994 depressogenic effect Effects 0.000 claims description 2
- 230000013011 mating Effects 0.000 claims 4
- 239000011888 foil Substances 0.000 abstract description 17
- 238000012360 testing method Methods 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 3
- 230000006978 adaptation Effects 0.000 abstract 1
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B11/00—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding
- F16B11/006—Connecting constructional elements or machine parts by sticking or pressing them together, e.g. cold pressure welding by gluing
Abstract
The invention discloses a strain gauge pasting tool and a strain gauge pasting method, and belongs to the field of airplane strength tests. Including first handle and second handle, the nearly front end department of first handle and second handle is articulated, and the front end of first handle is first centre gripping handle, and the front end of second handle is second centre gripping handle, and first centre gripping handle and the cooperation of second centre gripping handle have the rubber pad on its binding face for the one end of centre gripping foil gage, the front end of first centre gripping handle have one with the foil gage corresponding paste the platform, its size adaptation in foil gage size. The invention leads the strain gauge to achieve the ideal pasting effect, has higher pasting quality, and can realize the pasting of the strain gauge at different angular inclined plane positions of the test piece by respectively adjusting the angles of the handle rod and the clamping handle.
Description
Technical Field
The application belongs to the field of aircraft strength tests, and particularly relates to a tool for pasting a strain gauge in a narrow area of an aircraft in an aircraft strength test.
Background
A strain gauge needs to be adhered before the strength test of airplane parts and whole airplanes to monitor the stress level of an examined area, and the method is one of important measurement means for the strength test. The strain gauges are various in types, and the metal test pieces generally adopt resistance strain gauges, including single-axis and three-axis strain gauges, and the maximum size of the resistance strain gauge is about 10mmX10 mm. For the strain gauge pasting position with larger space, pasting can be generally carried out manually. And for some important narrow areas of butt joint and shielding, the pasting can not be manually carried out in a close way. Because the easy approach degree of paster is limited, and the foil gage pastes the degree of difficulty greatly, even can't paste, consequently needs design foil gage sticking tool.
Disclosure of Invention
The application aims to provide a strain gauge pasting tool and a strain gauge pasting method, which are suitable for pasting a strain gauge in a narrow area of an airplane in an airplane strength test.
A strain gauge pasting tool comprises a first handle and a second handle, wherein the first handle is hinged to the position, close to the front end, of the second handle.
The upper surface of the preferred pasting table is embedded with a plastic non-stick layer.
Preferably, the first and second clamping handles are of an arcuate configuration which is depressed relative to the application station.
And a rubber pad is arranged on the matching surface of the first clamping handle and the second clamping handle.
The first handle comprises a first handle rod and a first clamping handle, the front end of the first handle rod is a circular first connecting disc, a central hole and an eccentric pressing hole are formed in the first connecting disc, an annular boss is arranged in the center of one side of the first connecting disc, the front end of the first clamping handle is a pasting table corresponding to the strain gauge, a first connecting ring corresponding to the first connecting disc is arranged at the rear end of the first clamping handle, a through hole corresponding to the annular boss is formed in the center of the first connecting ring, the first clamping handle is embedded in the first connecting disc of the first handle rod through the first connecting ring, and the first handle rod and the first clamping handle are connected into a whole through the pressing hole in the first connecting disc by a pressing screw; the second handle comprises a second handle rod and a second clamping handle, the front end of the second handle rod is a circular second connecting disc, the second connecting disc is also provided with a central hole and an eccentric pressing hole, the center of one side of the second connecting disc is also provided with an annular boss, the rear end of the second clamping handle is provided with a second connecting ring corresponding to the second connecting disc, the center of the second connecting ring is provided with a through hole corresponding to the annular boss, the second clamping handle is embedded in the second connecting disc of the second handle rod through the second connecting ring, and the second handle rod and the second clamping handle are connected into an integral structure through the pressing hole in the second connecting disc by a pressing screw; the first connecting disc is hinged with the center hole of the second connecting disc through a pin shaft.
A strain gauge pasting method is characterized in that the strain gauge pasting tool is used, a strain gauge is placed on a pasting table, a conducting wire of the strain gauge is clamped and fixed through a scissors-shaped clamping handle, a handle rod is held by hands, the strain gauge is pasted on a proper position of an airplane, and then the clamping handle is loosened through the handle rod.
The beneficial technical effect of this application lies in: the wire of the strain gauge is clamped and fixed through the scissors-shaped clamping handle, the strain gauge is pasted at the target position of the airplane through the long handle rod, and the pasting is very convenient even in a narrow area or a higher area of the airplane. Through this paste instrument, the work of arranging the foil gage among the intensity test that makes the aircraft becomes convenient and high-efficient, faces huge aircraft organism very much, has obtained ideal pasting effect under some manual unable circumstances of being close to, and the pasting quality of foil gage is higher to the accessible is adjusted the angle of pasting piece and centre gripping section and handle, realizes pasting the foil gage to the narrow and small region implementation foil gage of different angles. The paster tool can be widely applied to pasting of the strain gauge in the narrow area of the airplane test piece.
The present application is described in further detail below with reference to the accompanying drawings of embodiments.
Drawings
Fig. 1 is a front view of a preferred embodiment of the strain gage attachment tool of the present invention.
Fig. 2 is a schematic view of the first handle of the embodiment of fig. 1.
Fig. 3 is a schematic structural view of a first clamping handle of the embodiment shown in fig. 1.
Fig. 4 is a schematic view of the first handle lever of the embodiment of fig. 1.
Fig. 5 is a schematic view of a second handle of the embodiment shown in fig. 1.
Fig. 6 is a schematic structural view of a second clamping handle of the embodiment shown in fig. 1.
Fig. 7 is a schematic structural view of a second handle bar of the embodiment shown in fig. 1.
The numbering in the figures illustrates: the novel multifunctional handle comprises a first handle 1, a second handle 2, a pin shaft 3, a first clamping handle 4, a second clamping handle 5, a sticking table 6, a rubber pad 7, a first handle rod 8, a second handle rod 9, a first connecting ring 10, a first connecting disc 11, a second connecting ring 12 and a second connecting disc 13.
Detailed Description
Referring to the attached drawings, the strain gauge pasting tool comprises a first handle 1 and a second handle 2, wherein the first handle 1 is hinged to the second handle 2 at the position close to the front end through a pin shaft 3, the front end of the first handle 1 is a first clamping handle 4, the front end of the second handle 2 is a second clamping handle 5, the first clamping handle 4 is matched with the second clamping handle 5, and a pasting table 6 corresponding to a strain gauge is arranged at the front end of the first clamping handle 4.
In order to avoid the adhesion of the adhesive and the pasting table 6 when the strain gauge is pasted, a plastic non-stick layer is embedded on the upper surface of the pasting table, a groove is formed in the upper surface of the pasting table in the implementation process, and a non-polymer plastic non-stick layer paster is installed in the groove.
The first clamping handle 4 and the second clamping handle 5 are of an arc-shaped structure sunken relative to the pasting table 6, and the structure enables the pasting table 6 to be relatively convex, so that the strain gauge can be more easily fed to the surface of a position to be pasted.
In order to protect the wires of the strain gauge, the adjacent matching surfaces of the first clamping handle 4 and the second clamping handle 5 are provided with rubber pads 7. In implementation, the rubber pad 7 is arranged on the upper surface of the first clamping handle, the rubber pad 7 is larger than the outer side of the matching surface of the first clamping handle 4, the rubber pad 7 is arranged on the lower surface of the second clamping handle 5, and the rubber pad is larger than the outer side of the matching surface of the second clamping handle, so that the matching surfaces of the first clamping handle 4 and the second clamping handle 5 are provided with rubber pad edges which are staggered up and down.
In order to facilitate the adjustment of the angle between the pasting table 6 and the handle bar and the manufacturing process, in the implementation, the first handle and the second handle are designed into a combined structure, namely, the first handle 1 comprises a first handle rod 8 and a first clamping handle 4, the front end of the first handle rod 8 is a circular first connecting disc 11, the first connecting disc 11 is provided with a central hole and an eccentric pressing hole, the center of one side of the first connecting disc 11 is provided with an annular boss, the front end of the first clamping handle 4 is provided with a pasting table 6 corresponding to the strain gauge, the rear end of the first clamping handle 4 is provided with a first connecting ring 10 corresponding to the first connecting disc 11, the center of the first connecting ring 10 is provided with a through hole corresponding to the annular boss, the first clamping handle 4 is embedded on the first connecting disc 11 of the first handle rod 8 through the first connecting ring 10, and a compression screw connects the first handle rod 8 and the first clamping handle 4 into an integral structure through a compression hole on the first connecting disc; the second handle 2 comprises a second handle rod 9 and a second clamping handle 5, the front end of the second handle rod 8 is a circular second connecting disc 13, the second connecting disc 13 is also provided with a central hole and an eccentric pressing hole, the center of one side of the second connecting disc 13 is also provided with an annular boss, the rear end of the second clamping handle 5 is provided with a second connecting ring 12 corresponding to the second connecting disc 13, the center of the second connecting ring 12 is provided with a through hole corresponding to the annular boss, the second clamping handle 5 is embedded on the second connecting disc 13 of the second handle rod 9 through the second connecting ring 12, and another pressing screw connects the second handle rod 9 and the second clamping handle 5 into an integral structure through the pressing hole on the second connecting disc; the first connecting disc 11 is hinged with the central hole of the second connecting disc 13 through a pin shaft 3.
During the use, arrange the foil gage in and paste the bench, the centre gripping handle through the scissors form is fixed with the wire centre gripping of foil gage, and handheld handle pole pastes the foil gage on the suitable position of aircraft, and the rethread handle pole unclamp the centre gripping handle can.
The types of strain gages that are suitable for use in this application are strain uniwafers and strain gages. The clamping handle is connected with the handle rod through a pin shaft. The control of the fitting degree of the clamping handle at the front end of the tool can be realized through the handle rod. During the paster, foil gage wire centre gripping is between the rubber layer on the fitting surface of the first centre gripping handle 4 of instrument and second centre gripping handle 5, prevent that the foil gage from being destroyed, the foil gage is placed on pasting 6 upper surfaces's on-stick layer, can effectively avoid the foil gage to paste with pasting the platform, its on-stick layer top surface height is higher than handle bar upper surface slightly, the on-stick layer is close to handle bar one end height and is higher than the other end surface of keeping away from the handle bar slightly, can laminate completely the testpieces surface that the foil gage needs to paste when guaranteeing the paster, improve the paster quality. The material of the paster tool is 30CrMnSiA, so that the clamp does not generate permanent deformation in the paster process.
Claims (7)
1. The strain gauge pasting tool is characterized by comprising a first handle and a second handle, wherein the first handle is hinged to the position, close to the front end, of the second handle, the front end of the first handle is a first clamping handle, the front end of the second handle is a second clamping handle, the first clamping handle is matched with the second clamping handle, and a pasting table corresponding to the strain gauge is arranged at the front end of the first clamping handle.
2. The strain gage application tool of claim 1, wherein the upper surface of the application table is inlaid with a plastic non-stick layer.
3. The strain gage application tool of claim 1 or 2, wherein the first and second clamping shanks are of an arcuate configuration that is depressed relative to the application station.
4. The strain gage attachment tool of claim 3 wherein the mating surfaces of the first and second clamping shanks have rubber pads thereon.
5. The strain gage affixing tool according to claim 4, wherein said first clamping shank has a rubber pad on an upper surface thereof, said rubber pad being larger than an outer side of said first clamping shank mating surface, and said second clamping shank has a rubber pad on a lower surface thereof, said rubber pad being larger than an outer side of said second clamping shank mating surface, such that said first clamping shank and said second clamping shank mating surfaces have rubber pad edges which are offset from each other.
6. The strain gage attaching tool according to claim 1, 2 or 4, wherein the first handle includes a first handle rod and a first grip handle, the first handle rod has a first circular connecting plate at a front end thereof, the first connecting plate has a center hole and an eccentric pressing hole, the first connecting plate has an annular boss at a center of one side thereof, the first grip handle has an attaching table corresponding to the strain gage at a front end thereof, the first grip handle has a first connecting ring corresponding to the first connecting plate at a rear end thereof, the first connecting ring has a through hole at a center thereof corresponding to the annular boss, the first grip handle is embedded in the first connecting plate of the first handle rod through the first connecting ring, and the first handle rod and the first grip handle are connected to each other as a single structure through the pressing hole of the first connecting plate by a pressing screw; the second handle comprises a second handle rod and a second clamping handle, the front end of the second handle rod is a circular second connecting disc, the second connecting disc is also provided with a central hole and an eccentric pressing hole, the center of one side of the second connecting disc is also provided with an annular boss, the rear end of the second clamping handle is provided with a second connecting ring corresponding to the second connecting disc, the center of the second connecting ring is provided with a through hole corresponding to the annular boss, the second clamping handle is embedded in the second connecting disc of the second handle rod through the second connecting ring, and the second handle rod and the second clamping handle are connected into an integral structure through the pressing hole in the second connecting disc by a pressing screw; the first connecting disc is hinged with the center hole of the second connecting disc through a pin shaft.
7. A method for adhering a strain gauge is characterized by comprising the following steps: 1) the front end of the first handle is a first clamping handle, the front end of the second handle is a second clamping handle, the first clamping handle is matched with the second clamping handle, the front end of the first clamping handle is provided with a pasting table corresponding to the strain gauge, 2) the strain gauge is placed on the pasting table, the wire of the strain gauge is clamped and fixed through the scissor-shaped clamping handle, 3) the handle rod is held by hand, the strain gauge is pasted on an airplane target position, and the clamping handle is loosened through the handle rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911023138.2A CN110671404A (en) | 2019-10-25 | 2019-10-25 | Strain gauge pasting tool and pasting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911023138.2A CN110671404A (en) | 2019-10-25 | 2019-10-25 | Strain gauge pasting tool and pasting method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110671404A true CN110671404A (en) | 2020-01-10 |
Family
ID=69084117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911023138.2A Pending CN110671404A (en) | 2019-10-25 | 2019-10-25 | Strain gauge pasting tool and pasting method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110671404A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111706586A (en) * | 2020-08-20 | 2020-09-25 | 天津滨电电力工程有限公司 | Special reflective strip pasting rod for live working robot |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202013104228U1 (en) * | 2012-12-24 | 2013-10-07 | Min Zheng Zeng | Pliers for C-rings |
| CN205858893U (en) * | 2016-07-29 | 2017-01-04 | 安徽理工大学 | A kind of shaft wall structure model test piece strain gauge adhesion instrument |
| CN106402110A (en) * | 2016-11-23 | 2017-02-15 | 沈阳黎明航空发动机(集团)有限责任公司 | Tool for pasting strain gage on aero-engine pipeline |
| CN206883474U (en) * | 2017-06-03 | 2018-01-16 | 徐州亿洋电器设备有限公司 | A kind of wire holder |
| CN206952915U (en) * | 2016-12-22 | 2018-02-02 | 张家港市东鹏五金工具有限公司 | A kind of New clamp spring pincers |
| CN109162996A (en) * | 2018-11-06 | 2019-01-08 | 江苏中天科技电缆附件有限公司 | The sticker of inner walls of deep holes foil gauge |
| TW201914756A (en) * | 2017-09-25 | 2019-04-16 | 曾敏政 | C-shaped ring clamp replacement structure including a first grip, a second grip, a plurality of lock levers, and an optional first or second clamp set |
| CN211231180U (en) * | 2019-10-25 | 2020-08-11 | 中航西飞民用飞机有限责任公司 | Strain gauge pasting tool |
-
2019
- 2019-10-25 CN CN201911023138.2A patent/CN110671404A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202013104228U1 (en) * | 2012-12-24 | 2013-10-07 | Min Zheng Zeng | Pliers for C-rings |
| CN205858893U (en) * | 2016-07-29 | 2017-01-04 | 安徽理工大学 | A kind of shaft wall structure model test piece strain gauge adhesion instrument |
| CN106402110A (en) * | 2016-11-23 | 2017-02-15 | 沈阳黎明航空发动机(集团)有限责任公司 | Tool for pasting strain gage on aero-engine pipeline |
| CN206952915U (en) * | 2016-12-22 | 2018-02-02 | 张家港市东鹏五金工具有限公司 | A kind of New clamp spring pincers |
| CN206883474U (en) * | 2017-06-03 | 2018-01-16 | 徐州亿洋电器设备有限公司 | A kind of wire holder |
| TW201914756A (en) * | 2017-09-25 | 2019-04-16 | 曾敏政 | C-shaped ring clamp replacement structure including a first grip, a second grip, a plurality of lock levers, and an optional first or second clamp set |
| CN109162996A (en) * | 2018-11-06 | 2019-01-08 | 江苏中天科技电缆附件有限公司 | The sticker of inner walls of deep holes foil gauge |
| CN211231180U (en) * | 2019-10-25 | 2020-08-11 | 中航西飞民用飞机有限责任公司 | Strain gauge pasting tool |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111706586A (en) * | 2020-08-20 | 2020-09-25 | 天津滨电电力工程有限公司 | Special reflective strip pasting rod for live working robot |
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