CN205080004U - Test fiber monofilament tensile strength's device - Google Patents
Test fiber monofilament tensile strength's device Download PDFInfo
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- CN205080004U CN205080004U CN201520529396.9U CN201520529396U CN205080004U CN 205080004 U CN205080004 U CN 205080004U CN 201520529396 U CN201520529396 U CN 201520529396U CN 205080004 U CN205080004 U CN 205080004U
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- tensile strength
- single thread
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- monofilament
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Abstract
The utility model provides a test fiber monofilament tensile strength's device, including monofilament tensile strength test unit and processing unit, monofilament tensile strength test unit with the processing unit electricity is connected, monofilament tensile strength test unit is arranged in rolling up each fiber monofilament who goes up each sample section to the fibre that awaits measuring and carries out the tensile strength test, obtains each section a plurality of monofilament tensile strength data that the sample corresponds, processing unit is used for a plurality of monofilament tensile strength data of corresponding based on each section sample, calculates a plurality of fiber monofilament tensile strength data and averages, and get average value for the second time based on the average value of each section sample to calculate discrete coefficient, with this fiber monofilament tensile strength parameter of regarding as the fibre book that awaits measuring. Based on the utility model discloses, fibre strength's test error can be reduced, efficiency of software testing is improved.
Description
Technical field
The utility model relates to the technical field of tensile strength of fiber test, particularly relates to a kind of device testing fibre single thread pulling strengrth.
Background technology
Since the nineties in 20th century, composite technology is fast-developing.The fibrous materials such as glass fibre, carbon fiber, Kafra fiber, silicon carbide fibre are successively widely used.
Current, pass judgment on filament tow pulling strengrth mainly according to GB GB/T3362-1982, measure its pulling strengrth by after filament tow impregnation.And the standard that the inspection of fibre single thread pulling strengrth is not correlated with and regulation.Along with to the application development of the meticulous application technology of fibrous composite as microcircuit semiconductor in micro wiring, nanometer robot in microelectronic component, providing the method that Tensile strength of single fiber judges fast becomes inevitable.Current state build-in test Tensile strength of single fiber, generally adopt and only get one section of sample to characterize overall fibre strength for same bundle fiber sample, test intensity average in this, as the net result of this volume fibre strength, and do not take into account entire volume fiber selection sample segments time the section of getting stochastic error.
Meanwhile, domestic poly acrylic acid white glue with vinyl anchoring fiber monofilament, the set time of glue reaches more than 4 hours, testing efficiency is low, adopts adhesive curing fibre single thread simultaneously, can produce internal stress when gelling is solid, bring component to disturb when stretching must to fiber, test uncertainty is very large.
Utility model content
Given this, the utility model is intended to propose a kind of device testing fibre single thread pulling strengrth, based on the utility model, can reduce the test error of fibre strength, improves testing efficiency.
The utility model discloses a kind of device testing fibre single thread pulling strengrth, comprise monofilament tensile strength test cell and processing unit; Described monofilament tensile strength test cell and the electrical connection of described processing unit; Wherein, described monofilament tensile strength test cell, for carrying out pulling strengrth test to each fibre single thread in each sample segments in fiber roll to be measured, obtains multiple monofilament tensile strength data that each section of sample is corresponding; Described processing unit is used for, based on multiple monofilament tensile strength data corresponding to each section of sample, calculating multiple fibre single thread tensile strength data and averaging; And get second time mean value based on the mean value of each section of sample, and calculate coefficient of dispersion, in this, as the fibre single thread pulling strengrth parameter of fiber roll to be measured.
Further, in the device of above-mentioned test fibre single thread pulling strengrth, described monofilament tensile strength test cell comprises: tension tester, U-shaped base plate; Described fibre single thread is across at described U-shaped base plate; Described fibre single thread is fixed on described base plate by double faced adhesive tape; Described tension tester is for testing the tensile strength data of fibre single thread.
Further, in the device of above-mentioned test fibre single thread pulling strengrth, described U-shaped base plate is the paper that intensity meets pre-provisioning request.
The device of the utility model test fibre single thread pulling strengrth comprises monofilament tensile strength test cell and processing unit.Monofilament tensile strength test cell, for carrying out pulling strengrth test to each fibre single thread in each sample segments in fiber roll to be measured, obtains multiple monofilament tensile strength data that each section of sample is corresponding; Processing unit is used for, based on multiple monofilament tensile strength data corresponding to each section of sample, calculating multiple fibre single thread tensile strength data and averaging; And get second time mean value based on the mean value of each section of sample, and calculate coefficient of dispersion, in this, as the fibre single thread pulling strengrth parameter of fiber roll to be measured.That is, the utility model takes into account the section of getting stochastic error during entire volume fiber selection section sample, adopts multistage to extract test, solves the problems such as Present Domestic fibre single thread pulling strengrth testing efficiency is low, error is large, not only improve testing efficiency, and coefficient of dispersion controls in 10%.
Accompanying drawing explanation
By reading hereafter detailed description of the preferred embodiment, various other advantage and benefit will become cheer and bright for those of ordinary skill in the art.Accompanying drawing only for illustrating the object of preferred implementation, and is not thought restriction of the present utility model.And in whole accompanying drawing, represent identical parts by identical reference symbol.In the accompanying drawings:
Fig. 1 is the structured flowchart of the device of the utility model test fibre single thread pulling strengrth;
Fig. 2 is the flow chart of steps of the embodiment of the method for the utility model test fibre single thread pulling strengrth;
Fig. 3 is in the embodiment of the method for the utility model test fibre single thread pulling strengrth, section sample schematic diagram;
Fig. 4 is that in the embodiment of the method for the utility model test fibre single thread pulling strengrth, schematic diagram produced by fibre single thread sample;
Fig. 5 is in the embodiment of the method for the utility model test fibre single thread pulling strengrth, double faced adhesive tape anchoring fiber monofilament schematic diagram;
Fig. 6 is in the embodiment of the method for the utility model test fibre single thread pulling strengrth, the U-shaped frame monofilament sample schematic diagram that double faced adhesive tape fixation is obtained.
In figure, 1, fiber roll to be measured; 2, segment of fiber sample; 3, double faced adhesive tape; 4, fibre single thread; 5, paper; 6, line is cut off; 7, hole is carved.Letter mark: L
0, sample overall length; L
1, fixing filament length; D, monofilament testing length; D, section sample spacing distance.
Embodiment
Below with reference to accompanying drawings exemplary embodiment of the present disclosure is described in more detail.Although show exemplary embodiment of the present disclosure in accompanying drawing, but should be appreciated that and can realize the disclosure in a variety of manners, and not should limit by the embodiment set forth here.On the contrary, provide these embodiments to be in order to more thoroughly the disclosure can be understood, and complete for the scope of the present disclosure can be conveyed to those skilled in the art.
With reference to Fig. 1, show the device of the present embodiment test fibre single thread pulling strengrth, comprising: monofilament tensile strength test cell 10 and processing unit 20; Monofilament tensile strength test cell 10 and processing unit 20 are electrically connected; Wherein, monofilament tensile strength test cell, for carrying out pulling strengrth test to each fibre single thread in each sample segments in fiber roll to be measured, obtains multiple monofilament tensile strength data that each section of sample is corresponding; Processing unit is used for, based on multiple monofilament tensile strength data corresponding to each section of sample, calculating multiple fibre single thread tensile strength data and averaging; And get second time mean value based on the mean value of each section of sample, and calculate coefficient of dispersion, in this, as the fibre single thread pulling strengrth parameter of fiber roll to be measured.
In the present embodiment, monofilament tensile strength test cell 10 comprises tension tester and U-shaped base plate; Fibre single thread is across at U-shaped base plate; Fibre single thread is fixed on base plate by double faced adhesive tape; Tension tester is for testing the tensile strength data of fibre single thread.U-shaped base plate can meet the cardboard of pre-provisioning request for intensity.Can certainly be the base plate meeting intensity of other materials, the utility model be not construed as limiting this.
In monofilament tensile strength test cell, the structural representation of U-shaped base plate is with reference to Fig. 5.
Preferably, U-shaped base plate with fibre single thread sample can be obtained by the mode of Fig. 4 and Fig. 5:
1) select hardness to meet the base plate of pre-provisioning request, the paper that such as hardness meets the demands, base plate is provided with perforate, the length fiber monofilament testing length in hole;
2) use double faced adhesive tape anchoring fiber monofilament in above-mentioned base plate, each fibre single thread described strides across described rectangular opening;
3) base plate described in cutting, obtains multiple U-shaped frame monofilament samples of same section of sample;
Below in conjunction with Fig. 2 to Fig. 6, the principle of work of the device of the present embodiment test fibre single thread pulling strengrth is described.
Fig. 2 shows the workflow diagram of the device adopting the present embodiment test fibre single thread pulling strengrth, comprises the steps:
Step S1, gets multiple sections of samples from fiber roll to be measured, and each section of sample comprises plurality of fibers monofilament;
Step S2, carries out the test of ultimate fibre tensiometer by monofilament tensile strength test cell 10, obtains multiple monofilament tensile strength data that each section of sample is corresponding;
Step S3, by processing unit 20, the multiple monofilament tensile strength data corresponding to each section of sample are averaged, and form the monofilament tensile strength mean value of multiple sections of samples;
Step S4, sets predetermined credibility interval 95%, by processing unit 20, gets second time mean value, and calculate coefficient of dispersion, in this, as the fibre single thread pulling strengrth parameter of fiber roll to be measured to the mean value of the monofilament tensile strength data of multiple sections of samples.
In Fig. 3, from volume 1 section of getting sample 2 to be measured, keep certain intervals distance D when choosing, the institute's section of getting sample is long is L
0.In Fig. 4, fixing filament length gets L
1, monofilament testing length is d, and length dimension can adjust according to the character of fiber.In Fig. 5, adopt strong double faced adhesive tape with in the operation of double faced adhesive tape 3 anchoring fiber monofilament 4, paper 5 can be opened with omiting cardboard.In Fig. 6, the U frame monofilament sample of preparation can go up Instrument measuring.
Keep certain intervals distance D when monfil section sample 2 is chosen, the institute's section of getting sample is long is L
0, fixing monofilament sample length is L
1, monofilament testing length is d, and every section of monofilament sampling radical is unsuitable very few.Adopt strong double faced adhesive tape with in the operation of double faced adhesive tape 3 anchoring fiber monofilament 4, paper 5 can be opened with slightly cardboard, and the quarter on paper, length was consistent with d in the width dimensions of hole 7.Double faced adhesive tape width is moderate." U " frame monofilament sample is obtained along cutting short line 6 cutting.
The each section of corresponding one group of U-shaped frame monofilament sample of sample, by obtaining the monofilament tensile strength data of one group of this sample segments after the test of ultimate fibre tensiometer.Mean square value method process measurement data method is: setting credibility interval 95%, and the data group corresponding to section sample gets mean value respectively, obtains 5 with the monofilament tensile strength mean value of epimere sample; Then second time mean value calculate the fibre single thread pulling strengrth parameter of coefficient of dispersion in this, as fiber roll 1 to be measured is got to 5 with the mean value of epimere sample.
Only illustrate, the parameter during the utility model is not illustrated limits.5 section samples 1#, 2#, 3#, 4#, 5# have been got in the test of certain fiber type; Each section of sample has all been randomly drawed 20 monofilament and has made 20 monofilament " U " frame samples; Mono-fiber strong force instrument carries out test every section and obtains 20 monofilament tensile strength data; Calculate every cell mean σ and standard deviation s respectively; The monofilament tensile strength mean value, the standard deviation that obtain 5 section samples obtain σ
1#, s
1#; σ
2#, s
2#; σ
5#, s
5#; Respectively [σ-2s, σ+2s] examination is carried out to 20 data of every section, obtain final σ
1# eventually; σ
2# eventually; σ
5# eventually; To σ
1# eventually; σ
2# eventually; σ
5# eventuallyget mean value, standard deviation, coefficient of dispersion for the second time and obtain σ 〃, s and s 〃/σ 〃.σ 〃, s 〃, s 〃/σ 〃 are the monofilament tensile strength data final testing result of this fiber type.
The device of the present embodiment test fibre single thread pulling strengrth comprises monofilament tensile strength test cell and processing unit.Monofilament tensile strength test cell, for carrying out pulling strengrth test to each fibre single thread in each sample segments in fiber roll to be measured, obtains multiple monofilament tensile strength data that each section of sample is corresponding; Processing unit is used for, based on multiple monofilament tensile strength data corresponding to each section of sample, calculating multiple fibre single thread tensile strength data and averaging; And get second time mean value based on the mean value of each section of sample, and calculate coefficient of dispersion, in this, as the fibre single thread pulling strengrth parameter of fiber roll to be measured.That is, the utility model takes into account the section of getting stochastic error during entire volume fiber selection section sample, adopts multistage to extract test, solves the problems such as Present Domestic fibre single thread pulling strengrth testing efficiency is low, error is large, not only improve testing efficiency, and coefficient of dispersion controls in 10%.
Obviously, those skilled in the art can carry out various change and modification to the utility model and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.
Claims (2)
1. test a device for fibre single thread pulling strengrth, it is characterized in that,
Comprise monofilament tensile strength test cell and processing unit;
Described monofilament tensile strength test cell and the electrical connection of described processing unit; Wherein
Described monofilament tensile strength test cell, for carrying out pulling strengrth test to each fibre single thread in each sample segments in fiber roll to be measured, obtains multiple monofilament tensile strength data that each section of sample is corresponding;
Described processing unit is used for, based on multiple monofilament tensile strength data corresponding to each section of sample, calculating multiple fibre single thread tensile strength data and averaging; And get second time mean value based on the mean value of each section of sample, and calculate coefficient of dispersion, in this, as the fibre single thread pulling strengrth parameter of fiber roll to be measured;
Wherein, described monofilament tensile strength test cell comprises:
Tension tester;
U-shaped base plate;
Described fibre single thread is across at described U-shaped base plate;
Described fibre single thread is fixed on described base plate by double faced adhesive tape;
Described tension tester is for testing the tensile strength data of fibre single thread.
2. the device of test fibre single thread pulling strengrth according to claim 1, is characterized in that,
Described U-shaped base plate is the paper that intensity meets pre-provisioning request.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520529396.9U CN205080004U (en) | 2015-07-20 | 2015-07-20 | Test fiber monofilament tensile strength's device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520529396.9U CN205080004U (en) | 2015-07-20 | 2015-07-20 | Test fiber monofilament tensile strength's device |
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| Publication Number | Publication Date |
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| CN205080004U true CN205080004U (en) | 2016-03-09 |
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|---|---|---|---|
| CN201520529396.9U Expired - Fee Related CN205080004U (en) | 2015-07-20 | 2015-07-20 | Test fiber monofilament tensile strength's device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105043873A (en) * | 2015-07-20 | 2015-11-11 | 深圳中飞腾翔航空科技有限公司 | Method and device for testing tensile strength of monofilaments |
| CN107153027A (en) * | 2017-07-05 | 2017-09-12 | 陕西科技大学 | A kind of Mechanics Performance Testing device of micron order monfil |
| RU176392U1 (en) * | 2016-07-11 | 2018-01-17 | Евгений Львович Пашин | Device for testing fibers and threads in tension |
| RU206641U1 (en) * | 2020-11-18 | 2021-09-20 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Костромская государственная сельскохозяйственная академия" | Tensile testing device for fibers and filaments |
| RU220727U1 (en) * | 2023-06-21 | 2023-09-29 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Костромская государственная сельскохозяйственная академия" | DEVICE FOR TESTING FIBERS FOR TENSILE |
-
2015
- 2015-07-20 CN CN201520529396.9U patent/CN205080004U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105043873A (en) * | 2015-07-20 | 2015-11-11 | 深圳中飞腾翔航空科技有限公司 | Method and device for testing tensile strength of monofilaments |
| RU176392U1 (en) * | 2016-07-11 | 2018-01-17 | Евгений Львович Пашин | Device for testing fibers and threads in tension |
| CN107153027A (en) * | 2017-07-05 | 2017-09-12 | 陕西科技大学 | A kind of Mechanics Performance Testing device of micron order monfil |
| CN107153027B (en) * | 2017-07-05 | 2019-06-07 | 陕西科技大学 | A kind of Mechanics Performance Testing device of micron order monfil |
| RU206641U1 (en) * | 2020-11-18 | 2021-09-20 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Костромская государственная сельскохозяйственная академия" | Tensile testing device for fibers and filaments |
| RU220727U1 (en) * | 2023-06-21 | 2023-09-29 | Федеральное государственное бюджетное образовательное учреждение высшего образования "Костромская государственная сельскохозяйственная академия" | DEVICE FOR TESTING FIBERS FOR TENSILE |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170306 Address after: 441003 Xiangyang hi tech Zone, Hanjiang Venture Park Patentee after: Hubei Airlines Mstar Technology Ltd Address before: 518000 Guangdong, Luohu District, Huang Pui street, Shennan East Road, Wenhua building, west block, 20A Patentee before: SHENZHEN ZHONGFEI TENGXIANG AVIATION TECHNOLOGY CO., LTD. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160309 Termination date: 20190720 |