CN107990806A - A kind of glass fiber mesh displacement measuring device and method - Google Patents
A kind of glass fiber mesh displacement measuring device and method Download PDFInfo
- Publication number
- CN107990806A CN107990806A CN201711278138.8A CN201711278138A CN107990806A CN 107990806 A CN107990806 A CN 107990806A CN 201711278138 A CN201711278138 A CN 201711278138A CN 107990806 A CN107990806 A CN 107990806A
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- Prior art keywords
- displacement
- external force
- measured workpiece
- measurer
- electric signal
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/02—Measuring arrangements characterised by the use of mechanical techniques for measuring length, width or thickness
-
- 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
- G01B5/30—Measuring arrangements characterised by the use of mechanical techniques for measuring the deformation in a solid, e.g. mechanical strain gauge
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a kind of glass fiber mesh displacement measuring device, for measuring the displacement of measured workpiece, including measuring basis bar, is positioned on measured workpiece；External force action system, acting on measured workpiece makes it produce displacement, and has the function of conducting；Measurer, is connected with plain conductor, to measure the displacement of measured workpiece generation；Electric signal detection system, during measurement, with being connected with the measurer of plain conductor, external force action system forms closed circuit, and the calculating of gauge reading and displacement is carried out according to the sign mutation of detecting system.By the present invention in that carrying out displacement measurement with the measurer of connection plain conductor, link up with to form closed circuit in contacting metal, carry out gauge reading using the mutation of instrument electric signal, calculate displacement；So that measurement accuracy reaches 0.1mm, accuracy class lifts 10 times compared with existing e measurement technology, and the present apparatus it is simple in structure, using efficient and convenient.
Description
Technical field
The present invention relates to technical field of composite materials, is specifically a kind of glass fiber mesh displacement measuring device and method.
Background technology
Semirigid substrates are the substrates that the current country is uniquely used for space station, as the carrier of battery module, are possessed large-scale
The features such as change, lightweight, resistance to elemental oxygen.It is mainly combined by carbon fiber frame with glass fiber mesh, glass fiber mesh
Residual tensions to carrying battery module have important influence.The residual stress of glass fiber mesh passes through deformation at this stage
Displacement is embodied.
Before making the present invention, the displacement of glass fiber mesh is directly measured from by vernier depth gauge, by glass fiber mesh
The influence of deformation, measurement error is at least in 1mm or so, and precision is low, error is big, is unfavorable for the reliability lifting of product quality.Look into
Read domestic existing displacement measurement method at present and be based on the principles such as Fundamentals of Sensors, optics, though high certainty of measurement, test
Method is complicated, strongly professional, is not suitable for the measurement of glass fiber mesh displacement.
The content of the invention
For solve it is above-mentioned in the prior art the defects of, the present invention provides a kind of glass fiber mesh displacement measuring device and side
Method, simple in structure, swift and convenient to operate, measurement result precision is high, error is small.
The purpose of the present invention is achieved through the following technical solutions：A kind of glass fiber mesh displacement measuring device, for surveying
The displacement of measured workpiece is measured, including：
Measuring basis bar, is positioned on measured workpiece；
External force action system, acting on measured workpiece makes it produce displacement, and has the function of conducting；
Measurer, is connected with plain conductor, to measure the displacement of measured workpiece generation；
Electric signal detection system, during measurement, with being connected with the measurer of plain conductor, external force action system is formed and closed back
Road, the calculating of gauge reading and displacement is carried out according to the sign mutation of detecting system.
Wherein, the external force action system includes hook and external force generating means, and external force generating means passes through hook and quilt
Workpiece is surveyed to be connected.
Wherein, the electric signal detection system includes instrument, power supply, conducting wire, and instrument connects measurer, outer by conducting wire respectively
Power action system, when measurement, form a closed circuit, pass through the mutation that instrument shows electric signal.
Present invention also offers a kind of glass fiber mesh displacement measurement method, comprise the following steps：
Measured workpiece, be connected by S1 in external force generating means, and measuring basis bar is placed on measured workpiece, will connect
The measurer for having plain conductor is positioned on measuring basis bar, is completed electric signal detection system and is connected with the electrical of external force generating means
Connect；
S2, start external force generating means, measured workpiece is produced displacement, when measurer is contacted with external force generating means, shape
Into a loop, when electric signal detection system registration is mutated, reading is carried out, calculates displacement.
Compared with prior art, the invention has the advantages that：
Displacement measurement is carried out by using the measurer of connection plain conductor, links up with to form closed circuit in contacting metal, profit
Gauge reading is carried out with the mutation of instrument electric signal, calculates displacement；So that measurement accuracy reaches 0.1mm, accuracy class with it is existing
E measurement technology compared to lifting 10 times, and the present apparatus it is simple in structure, using efficient and convenient.
Brief description of the drawings
Fig. 1 is the system schematic of the embodiment of the present invention；
Embodiment
With reference to specific embodiment, the present invention is described in detail.Following embodiments will be helpful to the technology of this area
Personnel further understand the present invention, but the invention is not limited in any way.It should be pointed out that the ordinary skill to this area
For personnel, without departing from the inventive concept of the premise, various modifications and improvements can be made.These belong to the present invention
Protection domain.
As shown in Figure 1, an embodiment of the present invention provides a kind of glass fiber mesh displacement measuring device, for measuring tested work
The displacement of part, including：
Measuring basis bar 4, is positioned on measured workpiece, the benchmark as measurement；
External force action system 2, including hook and external force generating means, external force generating means pass through hook and measured workpiece phase
Even, acting on measured workpiece makes it produce displacement, and has the function of conducting；
Measurer 5, is connected with plain conductor, to measure the displacement of measured workpiece generation；
Electric signal detection system 1, during measurement, with being connected with the measurer of plain conductor, external force action system is formed and closed back
Road, 1 registration of electric signal detection system mutation, carries out 5 reading of measurer, calculates displacement.
Specific implementation method is as follows：
Measured workpiece, be connected by S1 in external force generating means, and measuring basis bar is placed on measured workpiece, will connect
The measurer for having plain conductor is positioned on measuring basis bar, is completed electric signal detection system and is connected with the electrical of external force generating means
Connect；
S2, start external force generating means, measured workpiece is produced displacement, when measurer is contacted with external force generating means, shape
Into a loop, when electric signal detection system registration is mutated, reading is carried out, calculates displacement.
This specific implementation is simple in structure, the high-acruracy survey easy to use that can solve glass fiber mesh displacement.Phase
The displacement measurement method answered, easy to operate, strong applicability, measurement accuracy reach 0.1mm, relatively existing e measurement technology accuracy class
10 times are improved, greatly promotes the reliability of product quality.
The specific embodiment of the present invention is described above.It is to be appreciated that the invention is not limited in above-mentioned
Particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims, this not shadow
Ring the substantive content of the present invention.
Claims (4)
- A kind of 1. glass fiber mesh displacement measuring device, for measuring the displacement of measured workpiece, it is characterised in that including：Measuring basis bar, is positioned on measured workpiece；External force action system, acting on measured workpiece makes it produce displacement, and has the function of conducting；Measurer, is connected with plain conductor, to measure the displacement of measured workpiece generation；Electric signal detection system, during measurement, with being connected with the measurer of plain conductor, external force action system forms closed circuit, root The calculating of gauge reading and displacement is carried out according to the sign mutation of detecting system.
- 2. glass fiber mesh displacement measuring device according to claim 1, it is characterised in that the external force action system bag Hook and external force generating means are included, external force generating means is connected by linking up with measured workpiece.
- 3. glass fiber mesh displacement measuring device according to claim 1, it is characterised in that the electric signal detection system Including instrument, power supply, conducting wire, instrument connects measurer, external force action system by conducting wire respectively, and when measurement forms one and closes back Road, the mutation of electric signal is shown by instrument.
- 4. a kind of glass fiber mesh displacement measurement method, it is characterised in that comprise the following steps：Measured workpiece, be connected by S1 in external force generating means, and measuring basis bar is placed on measured workpiece, will be connected with gold The measurer for belonging to conducting wire is positioned on measuring basis bar, completes the electric connection of electric signal detection system and external force generating means；S2, start external force generating means, measured workpiece is produced displacement, when measurer is contacted with external force generating means, forms one Loop, when electric signal detection system registration is mutated, carries out reading, calculates displacement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711278138.8A CN107990806A (en) | 2017-12-06 | 2017-12-06 | A kind of glass fiber mesh displacement measuring device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711278138.8A CN107990806A (en) | 2017-12-06 | 2017-12-06 | A kind of glass fiber mesh displacement measuring device and method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107990806A true CN107990806A (en) | 2018-05-04 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711278138.8A Pending CN107990806A (en) | 2017-12-06 | 2017-12-06 | A kind of glass fiber mesh displacement measuring device and method |
Country Status (1)
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| CN (1) | CN107990806A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108692649A (en) * | 2018-08-02 | 2018-10-23 | 魏乐见 | A kind of relative displacement sensing device |
| CN115014171A (en) * | 2022-08-04 | 2022-09-06 | 常州皓之鼎高分子材料有限公司 | Method and device for measuring dimension of EVA foam sound absorbing sheet for new energy automobile |
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| KR20090126626A (en) * | 2008-06-04 | 2009-12-09 | 주식회사 씨에스구조엔지니어링 | Membrane tension measurement device |
| CN104236445A (en) * | 2013-06-06 | 2014-12-24 | 纬创资通股份有限公司 | Detection tool and detection method using same to detect indent deformation level |
| CN203744922U (en) * | 2014-01-21 | 2014-07-30 | 广州兴森快捷电路科技有限公司 | Circuit board back drilling depth measurement apparatus |
| CN104034473A (en) * | 2014-06-26 | 2014-09-10 | 成都理工大学 | Measuring method and device for pretension of membrane structure |
| CN104118775A (en) * | 2014-07-18 | 2014-10-29 | 广东生益科技股份有限公司 | Method for detecting and adjusting tension of woven glass fabric and bonding sheet production system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108692649A (en) * | 2018-08-02 | 2018-10-23 | 魏乐见 | A kind of relative displacement sensing device |
| CN115014171A (en) * | 2022-08-04 | 2022-09-06 | 常州皓之鼎高分子材料有限公司 | Method and device for measuring dimension of EVA foam sound absorbing sheet for new energy automobile |
| CN115014171B (en) * | 2022-08-04 | 2022-10-21 | 常州皓之鼎高分子材料有限公司 | Method and device for measuring dimension of EVA foam sound absorbing sheet for new energy automobile |
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Application publication date: 20180504 |