CN205352843U - Small -size accurate tensile test appearance - Google Patents
Small -size accurate tensile test appearance Download PDFInfo
- Publication number
- CN205352843U CN205352843U CN201620049041.4U CN201620049041U CN205352843U CN 205352843 U CN205352843 U CN 205352843U CN 201620049041 U CN201620049041 U CN 201620049041U CN 205352843 U CN205352843 U CN 205352843U
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- poppet
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a small -size accurate tensile test appearance, including the base to and fix fore -stock and the after -poppet on the base, guide rail and ball that the level that is fixed with between fore -stock and the after -poppet set up, ball's one end is fixed on the after -poppet, and the other end passes the fore -stock and is connected to hand gyro wheel. The last removal slider that is equipped with of ball, the top of moving the slider is equipped with fixture fixing plate and first anchor clamps, and the rear side at fixture fixing plate is fixed through a force sensor to first anchor clamps, be equipped with on the after -poppet with first anchor clamps complex second anchor clamps, be equipped with the 2nd force sensor between second anchor clamps and the after -poppet, be equipped with the grating chi on the base. This test instrument convenient to use is swift, and is small, and it is accurate to detect to, this application has further improved and has measured experimental accuracy in introducing the grating chi this design.
Description
Technical field
This utility model relates to a kind of miniature precision Tensile Tester.
Background technology
Strain is a physical quantity often used in engineering practice, is required for strain is accurately measured in fields such as structural design, material development and Aero-Space.The measurement of strain has a variety of method, and such as non-contact optical measurement method, this kind of method conveniently easily operates, result intuitive display, but strain cloud atlas is comparatively coarse, not accurate enough, is requiring high accuracy strain measurement occasion and inapplicable.It is electrical measuring method that tradition accurately measures the method for strain, and the method can accurately obtain the strain value of some point, and required components and parts are resistance strain plate and strain gauge.Foil gauge is generally made up of sensitive grid, matrix material, lead-out wire and other supplementary structures etc., when foil gauge is attached at tested body structure surface, along with tested malformation, the strain that attaching place produces will be delivered on the sensitive grid of foil gauge, produces the faint signal of telecommunication immediately and is exported by lead-out wire.By strain gauge, strain signal will be converted and feed back.
Development along with nanosecond science and technology, the research of some novel nanocomposite materials strain transducers launches, in the research of such nano composite material, the measurement of power and strain in mechanical stretch, the measurement of displacement in motion, also having the measurement testing middle impedance is all modal work, but measuring accuracy problem annoyings researcher always.Illustrate: when studying the stress-electric coupling characteristic of carbon nano tube/epoxy resin conducing composite material, the impedance operator of composite can change the impedance of 10-30M Ω in the change in displacement of 0.01mm, and the limit of accuracy of tradition Tensile Tester displacement measurement can not effectively meet experiment demand.In traditional experiment, it is necessary to employ desk-top even vertical Tensile Tester, precision digital electric bridge, infrared light spot strain detection testing device etc., but owing to the assembly and adjustment time is long, and manual debugging intensive reading is poor, it is impossible to better meet the requirement of precision experiment.Urgently a kind of integration experimental apparatus convenient, fast, high-precision meets research needs.
Utility model content
The purpose of this utility model is to provide a kind of miniature precision Tensile Tester, it is possible to the parameter such as the displacement of style, power, strain, impedance in convenient and swift experiment with measuring accurately.
For solving above-mentioned technical problem, this utility model provides a kind of miniature precision Tensile Tester, including base, and is fixed on the fore-stock on base and after-poppet；Horizontally disposed guide rail and ball-screw it is fixed with between fore-stock and after-poppet；One end of ball-screw is fixed on after-poppet, and the other end is connected to hand roller through fore-stock.
Ball-screw is provided with mobile slide block, and the top of mobile slide block is provided with clamp fixing plate and the first fixture, and the first fixture is fixed on the rear side of clamp fixing plate by the first pulling force sensor；After-poppet is provided with the second fixture coordinated with the first fixture；The second pulling force sensor it is provided with between second fixture and after-poppet；Base is provided with grating scale.
Further, the quantity of guide rail is two, and ball-screw is horizontally set between two guide rails.
The beneficial effects of the utility model are: this utility model is convenient to use, and volume is little, and detection is accurately.Further, grating scale is introduced in the design by the application, further increases the accuracy of experiment with measuring.
Accompanying drawing explanation
Fig. 1 is top view of the present utility model；
Fig. 2 is side view of the present utility model；
Fig. 3 is this utility model semi-cutaway.
Wherein: 1, base；2, ball-screw；3, guide rail；4, Mobile Slide；5, clamp fixing plate；51, the first fixture；6, the first pulling force sensor；7, the second fixture；8, grating scale；9, hand roller；10, tensile sample；11, fore-stock；12, after-poppet；13, Integrated Digital Display table.
Detailed description of the invention
Below detailed description of the invention of the present utility model is described; so that those skilled in the art understand this utility model; it is to be understood that; this utility model is not limited to the scope of detailed description of the invention; to those skilled in the art; as long as various changes limit and in the spirit and scope of the present utility model determined, these changes are apparent from appended claim, all utilize innovation and creation that this utility model conceives all at the row of protection.
Miniature precision Tensile Tester as shown in Figure 1, including base 1, and is fixed on the fore-stock 11 on base 1 and after-poppet 12.Being fixed with two horizontally disposed guide rails 3 between fore-stock 11 and after-poppet 12, the centre of two guide rails 3 is provided with horizontally disposed ball-screw 2.One end of ball-screw 2 is fixed on after-poppet 12, and the other end is connected to hand roller 9 through fore-stock 11.
Ball-screw 2 is provided with mobile slide block, and the top of mobile slide block is provided with clamp fixing plate 5 and the first fixture 51, and the first fixture 51 is fixed on the rear side of clamp fixing plate 5 by the first pulling force sensor 6.After-poppet 12 is provided with the second fixture 7 coordinated with the first fixture 51；It is provided with the second pulling force sensor between second fixture 7 and after-poppet 12；Base 1 is provided with grating scale 8.
The application, by being fixed on base 1 by precision ball screw 2, is drawn by rustless steel guide rail 3, ball-screw 2 is provided with mobile slide block, mobile slide block is provided with the first fixture 51, and after-poppet 12 is provided with the second fixture 7.During test, being clamped by tensile sample 10 by the first fixture 51 and the second fixture 7, then hands drives ball-screw 2 to rotarily drive Mobile Slide 4 to move by hand roller 9, and tensile sample 10 is stretched.Meanwhile, grating scale the 8, first pulling force sensor the 6, second pulling force sensor and impedance meter gather stretch signal, are finally sent on Integrated Digital Display table 13, and laboratory technician counts according to the display on Integrated Digital Display table 13.
This utility model is applicable to the experimental situation of research conductive nano composites mechanics, electricity and stress-electric coupling characteristic.Or other need accurate measurement thin tail sheep, small deformation and the stretching of Minitype resistance change, compression occasion.
Claims (2)
1. a miniature precision Tensile Tester, it is characterised in that include base, and be fixed on the fore-stock on base and after-poppet；Horizontally disposed guide rail and ball-screw it is fixed with between described fore-stock and after-poppet；One end of described ball-screw is fixed on after-poppet, and the other end is connected to hand roller through described fore-stock；
Described ball-screw is provided with mobile slide block, and the top of described mobile slide block is provided with clamp fixing plate and the first fixture, and described first fixture is fixed on the rear side of clamp fixing plate by the first pulling force sensor；Described after-poppet is provided with the second fixture coordinated with the first fixture；It is provided with the second pulling force sensor between described second fixture and described after-poppet；Described base is provided with grating scale.
2. miniature precision Tensile Tester according to claim 1, it is characterised in that the quantity of described guide rail is two, described ball-screw is horizontally set between two guide rails.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620049041.4U CN205352843U (en) | 2016-01-19 | 2016-01-19 | Small -size accurate tensile test appearance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620049041.4U CN205352843U (en) | 2016-01-19 | 2016-01-19 | Small -size accurate tensile test appearance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205352843U true CN205352843U (en) | 2016-06-29 |
Family
ID=56177522
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620049041.4U Expired - Fee Related CN205352843U (en) | 2016-01-19 | 2016-01-19 | Small -size accurate tensile test appearance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205352843U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107727341A (en) * | 2017-08-31 | 2018-02-23 | 北京精密机电控制设备研究所 | A kind of electromechanical actuator device for testing stiffness and method |
| CN110411365A (en) * | 2019-08-02 | 2019-11-05 | 蚌埠学院 | A kind of fiber grating measuring mechanical property instrument with male-female disk clamp |
| CN111829877A (en) * | 2019-04-22 | 2020-10-27 | 长春工业大学 | Miniature universal test bed |
-
2016
- 2016-01-19 CN CN201620049041.4U patent/CN205352843U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107727341A (en) * | 2017-08-31 | 2018-02-23 | 北京精密机电控制设备研究所 | A kind of electromechanical actuator device for testing stiffness and method |
| CN111829877A (en) * | 2019-04-22 | 2020-10-27 | 长春工业大学 | Miniature universal test bed |
| CN110411365A (en) * | 2019-08-02 | 2019-11-05 | 蚌埠学院 | A kind of fiber grating measuring mechanical property instrument with male-female disk clamp |
| CN110411365B (en) * | 2019-08-02 | 2021-08-31 | 蚌埠学院 | Fiber grating mechanical property tester with convex-concave matched disc clamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160629 Termination date: 20170119 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |