CN108776064A - The device and method of iron-enriched yeast single fiber and resin micro interface performance - Google Patents
The device and method of iron-enriched yeast single fiber and resin micro interface performance Download PDFInfo
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- CN108776064A CN108776064A CN201810171533.4A CN201810171533A CN108776064A CN 108776064 A CN108776064 A CN 108776064A CN 201810171533 A CN201810171533 A CN 201810171533A CN 108776064 A CN108776064 A CN 108776064A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N2021/8444—Fibrous material
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Abstract
The present invention provides the device and methods of a kind of iron-enriched yeast single fiber and resin micro interface performance, device includes the fixation bottom plate of shell and installation inside the shell, it is separately installed with set of molds, interface performance detection device and micro interface observation device on fixed bottom plate, epoxy resin substrate is housed in mold, there is monofilament egative film by adhering with epoxy resin inserted with several single fibers, single fiber top in epoxy resin substrate.The set of molds includes mold, die arrangement device, device used for moving moulds and die fixture, and the interface performance detection device includes automatic motor, lead screw, lead screw sliding block, fixture and two Micro-force sensors.Present invention relationship and destruction mechanics between assay surface layer and structure is significant, meets high-throughput requirement of experiment, shortens the period of research and development.
Description
Technical field
The present invention relates to advanced polymer-based composite fields of measurement, specifically a kind of iron-enriched yeast single fiber with
The device and method of resin micro interface performance.
Background technology
With the proposition and implementation of U.S. material genome plan in 2011, the high-throughput testing of materials and material number are combined
According to the high-throughput material integral design method in library, the great attention of scientific circles and industrial quarters has been obtained.Advanced polymer-based multiple
In the design and research and development of condensation material, using experiment and computer simulation method come the best composition of research material, structure and performance
Relationship, the new material for meeting particular requirement is designed in conjunction with cloud database, and by high-throughput experiment screening, to pole
The earth accelerates the innovation of advanced polymer-based composite, shortens the period of research and development.
Based on high-performance epoxy resin based composites multi-scale Modeling requirement, test and acquisition high-performance epoxy resin,
Fibre reinforcement（Including glass fibre, carbon fiber, aramid fiber, quartz fibre, polyimide fiber）And fiber/resin interface
Physics, chemical data, establish composite material each component surface chemistry, thermodynamics and kinetics database, carry out high-throughput multiple
Prepared by condensation material experiment, and carry out micro- complication experiment single fiber and resin separating experiment.
Micro mechanical property experiment is exactly a kind of effective ways of research micro interface performance, includes mainly single fiber pull-out test
Experiment, monofilament Push out test, the experiment of micro- key unsticking and fibrous fracture experiment.It is domestic most using fibrous fracture experiment, still
This method is cumbersome, and sample preparation is increasingly complex relative to single fiber pull-out test experiment, considers that high-throughput experiment, experimentation conveniently have
Effect, single fiber pull-out test experiment and microballoon unsticking test to have obtained and are more widely applied and develop.At present at home, people are to measuring
Fiber and resin micro interface various parameters degree of recognition it is not high, even same fiber and naval stores enterprise, user sometimes
It is all not the same with the test data of testing agency, it causes many users not know how to choose in use, has influenced
Evaluation, application and popularization of the China to fiber.
The method that domestic mainstream measures fiber and resin boundary surface parameter, efficiency is relatively low, and cost is also higher, it is believed that caused
Data error is big, is typically that a mold prepares a monofilament sample respectively, once only measures one between monofilament and resin
Interface parameter, country advocates now big data cannot be met, high-throughput required and cannot be while measure interface parameter
Microscopic appearance when accurate expression resin is separated with fiber interface, failure mechanism when analysis is extracted.Thus develop a kind of high pass
Scale is levied and the device and method of evaluation single fiber and resin micro interface performance.
Invention content
The present invention in order to solve problems in the prior art and response country propose " material genome plan " advanced high score
Subbase composite material high throughput prepares research and development and its Demonstration Application on aircraft of new generation, provides a kind of iron-enriched yeast list
The device and method of root fiber and resin micro interface performance, relationship and destruction mechanics have between assay surface layer and structure
Significance meets high-throughput requirement of experiment, shortens the period of research and development.
The present invention provides the device of a kind of iron-enriched yeast single fiber and resin micro interface performance, including shell with
And the fixation bottom plate of installation inside the shell, it fixes on bottom plate and is separately installed with set of molds, interface performance detection device and microcosmic boundary
Face observation device, the set of molds include mold, die arrangement device, device used for moving moulds and die fixture, wherein
Mold is fixed on by die arrangement device on device used for moving moulds, and device used for moving moulds is fixed on solid by die fixture
Determine in the threaded hole on bottom plate.
Epoxy resin substrate is housed, inserted with several single fibers, single fibre in epoxy resin substrate in the mold
There is monofilament egative film in dimension top by adhering with epoxy resin.
The interface performance detection device includes automatic motor, lead screw, lead screw sliding block, fixture and two micro- power sensings
Device, two Micro-force sensor specifications are 1x 50gf loadcell, 1x 250gf loadcell；Signal transmitting device uses specification
For 2x 24-Bit (Up to 19-bit Noise free) USB ADC, up to 300SPS.
Fixture and Micro-force sensor, which are fixed on lead screw sliding block, to be slided up and down under motor control along lead screw, Micro-force sensor
It is connect with computer by signal transmitting device and data collecting card, computer software is equipped with PortableCaptureHD image procossings system
System and automatic displacement motor and the control of micro- power size and data gathering system can automatically generate displacement, power, time step number pass
System's figure and data.The micro interface observation device includes being fixed on microscope three-dimensional by microscope fixing device to adjust dress
The microscope set.
The device used for moving moulds includes Y direction regulating device and X-direction regulating device, adjusts maximum distance and is
25mm。
Manual rotation nut-screw rod is installed, mold passes through manual rotation nut-screw rod 23 on the die arrangement device
Adjusting elasticity.
The shell is aluminum alloy frame rack enclosure.
The present invention also provides a kind of method of iron-enriched yeast single fiber and resin micro interface performance, including it is following
Step：
The first step：By the mold equipped with several single fiber samples in die arrangement device；
Second step：Device used for moving moulds is adjusted, one end of single fiber is connected on monofilament egative film, with clamp monofilament bottom
Piece；
Third walks, and adjusts micro interface observation device, adjusts three-dimensional slide unit up and down, microscope is made to be observed that single fibre
The interface of dimension and epoxy resin substrate；
4th step starts motor with computer software, starts to apply pulling force to monofilament, and loading velocity is set as 0.001mm/min, until
Fiber is detached with resin, and the data of Micro-force sensor acquisition and the process of interfacial separation destruction are recorded in computer；
5th step adjusts device used for moving moulds and micro interface observation device, successively such as above-mentioned second step to the 4th step, completes mould
So the measurement of monofilament sample in tool；Image, high flux screening data are handled, qualified data image imports in database, most
Iron-enriched yeast and evaluation single fiber and resin micro interface performance are completed eventually.
Advantageous effect of the present invention is：
1, be accurately obtained microscopic appearance and data when multigroup resin is separated with fiber interface can clearly contrast it is various
The interface performance of advanced polymer-based composite, the microscopic appearance of observation separation, right while domestic equipment cannot measure again
Relationship and destruction mechanics are significant between assay surface layer and structure, select the polymer-based composite wood of function admirable
Material；
2, mold can be sequentially completed in primary test（At most prepare 50 samples）The measurement work of middle monofilament is reduced primary
A sample is prepared, the primary error for surveying a monofilament and resin boundary surface power improves testing efficiency, the fibre relative to domestic mainstream
The method that break method surveys fiber and resin boundary surface power is tieed up, this device is more simple and effective in sample preparation and test, meets high-throughput
Requirement of experiment；
3, the otherness and heterogeneity for the domestic data in the interface performance for measuring single fiber and resin of filling a vacancy, data measured
Discrete type is small, and reachable device loading velocity is 0.001mm/min, and domestic existing equipment cannot be satisfied this accurate load speed
Degree influences the accuracy of test；
4, the device carries load cell data auto-collection system, can carry out high-throughput data screening, can be used for testing
The accuracy of the Physics-mathematics model and simulation calculation of structure is demonstrate,proved, domestic equipment temporarily cannot be satisfied；
5, the component, structure and performance database for helping establish advanced polymer composite, it is advanced polymer-based for instructing
Composite Materials Design accelerates the innovation of advanced polymer-based composite by high-throughput experiment screening, shortens the period of research and development.
Description of the drawings
Fig. 1 is iron-enriched yeast and evaluates the schematic device of single fiber and resin micro interface performance.
Fig. 2 is iron-enriched yeast and evaluates the plant system drawing of single fiber and resin micro interface performance.
Fig. 3 is to characterize and evaluate single fiber and resin micro interface performance principle figure.
In figure：1 automatic motor, 2 lead screws, 3 lead screw sliding blocks, 4 Micro-force sensors, 5 fixtures, 6 manual rotation nut-screw rods, 7
Die arrangement device, 8 mold Y direction regulating devices, 9 mold X-direction regulating devices, 10 die fixtures, 11 is micro-
Mirror, 12 microscope fixing devices, 13 microscope three-dimensional regulating devices, 14 first fix bottom plate, and 15 second fix bottom plate, and 16 aluminium close
Golden frame shell, 17 monofilament egative films, 18 epoxy resin, 19 epoxy resin substrates, 20 monofilament bottom plates, 21 single fibers, 22 molds,
23 computers.
Specific implementation mode
The invention will be further described below in conjunction with the accompanying drawings.
The present invention provides the device of a kind of iron-enriched yeast single fiber and resin micro interface performance, structure such as Fig. 1,
Shown in Fig. 2, Fig. 3, including shell 16 and the fixation bottom plate in shell 16, it fixes on bottom plate and is separately installed with mold
Group, interface performance detection device and micro interface observation device, the set of molds include mold 22, die arrangement device 7,
Device used for moving moulds and die fixture 10, wherein mold 22 are fixed on by die arrangement device 7 on device used for moving moulds,
Device used for moving moulds is fixed on by die fixture 10 in the threaded hole on fixed bottom plate.
Fixed bottom plate includes that the first fixation bottom plate 14 and second fixes bottom plate 15, and two pieces of fixed bottom plates are the back-to-back peace of L-type
In shell 16, set of molds, interface performance detection device and micro interface observation device are mounted on second and fix 15 water of bottom plate
In platen surface.
Epoxy resin substrate 19 is housed in the mold, inserted with several single fibers 21 in epoxy resin substrate 19,
21 top of single fiber is bonded with monofilament egative film 17 by epoxy resin 18.
The interface performance detection device includes that automatic motor 1, lead screw 2, lead screw sliding block 3, fixture 5 and two micro- power pass
Sensor 4, two Micro-force sensor specifications are 1x 50gf loadcell, 1x 250gf loadcell；Signal transmitting device is using rule
Lattice are 2x 24-Bit (Up to 19-bit Noise free) USB ADC, up to 300SPS.
Fixture 5 and Micro-force sensor 4, which are fixed on lead screw sliding block 3, to be slided up and down under the control of motor 1 along lead screw 2, micro- power
Sensor 4 is connect by signal transmitting device and data collecting card with computer 27, and computer software is schemed equipped with PortableCaptureHD
As processing system and automatic displacement motor and the control of micro- power size and data gathering system, can automatically generate displacement, power, when
Between step number relational graph and data.The micro interface observation device includes being fixed on microscope by microscope fixing device 12
Microscope 11 on three-dimensional regulating mechanism 13.
The device used for moving moulds includes Y direction regulating device 8 and X-direction regulating device 9, adjusts maximum distance
For 25mm.
Manual rotation nut-screw rod 6 is installed, mold 22 passes through manual rotation nut silk on the die arrangement device 7
6 adjusting elasticity of bar.
The shell 16 is aluminum alloy frame rack enclosure.
The present invention also provides a kind of method of iron-enriched yeast single fiber and resin micro interface performance, including it is following
Step：
The first step：By the mold equipped with several single fiber samples in die arrangement device；
Second step：Device used for moving moulds is adjusted, one end of single fiber is connected on monofilament egative film, with clamp monofilament bottom
Piece；
Third walks, and adjusts micro interface observation device, adjusts three-dimensional slide unit up and down, microscope is made to be observed that single fibre
The interface of dimension and epoxy resin substrate；
4th step starts motor with computer software, starts to apply pulling force to monofilament, and loading velocity is set as 0.001mm/min, until
Fiber is detached with resin, and the data of Micro-force sensor acquisition and the process of interfacial separation destruction are recorded in computer；
5th step adjusts device used for moving moulds and micro interface observation device, successively such as above-mentioned second step to the 4th step, completes mould
So the measurement of monofilament sample in tool；Image, high flux screening data are handled, qualified data image imports in database, most
Iron-enriched yeast and evaluation single fiber and resin micro interface performance are completed eventually.
Advantageous effect of the present invention is：
1, be accurately obtained microscopic appearance and data when multigroup resin is separated with fiber interface can clearly contrast it is various
The interface performance of advanced polymer-based composite, the microscopic appearance of observation separation, right while domestic equipment cannot measure again
Relationship and destruction mechanics are significant between assay surface layer and structure, select the polymer-based composite wood of function admirable
Material；
2, mold can be sequentially completed in primary test（At most prepare 50 samples）The measurement work of middle monofilament is reduced primary
A sample is prepared, the primary error for surveying a monofilament and resin boundary surface power improves testing efficiency, the fibre relative to domestic mainstream
The method that break method surveys fiber and resin boundary surface power is tieed up, this device is more simple and effective in sample preparation and test, meets high-throughput
Requirement of experiment；
3, the otherness and heterogeneity for the domestic data in the interface performance for measuring single fiber and resin of filling a vacancy, data measured
Discrete type is small, and reachable device loading velocity is 0.001mm/min, and domestic existing equipment cannot be satisfied this accurate load speed
Degree influences the accuracy of test；
4, the device carries load cell data auto-collection system, can carry out high-throughput data screening, can be used for testing
The accuracy of the Physics-mathematics model and simulation calculation of structure is demonstrate,proved, domestic equipment temporarily cannot be satisfied；
5, the component, structure and performance database for helping establish advanced polymer composite, it is advanced polymer-based for instructing
Composite Materials Design accelerates the innovation of advanced polymer-based composite by high-throughput experiment screening, shortens the period of research and development.
A kind of specific embodiment of the present invention is as follows：
Study nitric acid and sulfuric acid mixing after, carbon fiber surface is handled with mixed acid solution, with enhance carbon fiber with
Adhesion strength between resin, mixed acid solution Treatment of Carbon surface Best Times need experimental verification.Experiment material：PAN bases
AKSAca A-42 carbon fibers, density 1.78g/cm3, a diameter of 7um of individual thread；EPR-L20 epoxy resin.Choose length
40, the monofilament A-42 carbon fibers of 20mm, are put into mixed acid and handle, and processing time is 15 minutes to 60 minutes, is divided into 15 points
Clock, 10 per treatment, by treated, carbon fiber Wesy clear water rinses surface, and it is 7 to reach surface PH, is then put into monofilament solid
Device is determined with mold, and resin is added in mold groove, the mold of 40 single fibers and resin is prepared.
Steps are as follows for specific experiment：
The first step：Each device is assembled, with reference to figure 1,2,3, Micro-force sensor is mounted on the sliding block of uniaxial driver, will be equipped with
The mold of single fiber sample is mounted in die arrangement device.
Second step：Device used for moving moulds is adjusted, one end of single fiber is connected on monofilament egative film, with clamp list
Silk egative film；
Third walks, and adjusts micro interface observation device, adjusts three-dimensional slide unit up and down, microscope is made to be observed that single fibre
The interface of dimension and resin；
4th step starts motor with computer software, loading velocity is set as 0.001mm/min, starts to apply single fiber and draw
Power has recorded the process that relevant data and interfacial separation are destroyed until fiber is detached with resin in computer；
5th step：Adjust device used for moving moulds and micro interface observation device, successively such as above-mentioned 2,3,4 steps, complete in mold
The measurement of all 40 monofilament samples；PortableCaptureHD image processing systems make obtained page separating treatment
Fiber and resin boundary surface separate picture are changed over time and make statistics, record the curve between the displacement of power and power by label, are marked
Go out maximum pull；Image, high flux screening data are handled, qualified data image imports in database, is finally completed high throughput
Characterization and evaluation single fiber and resin micro interface performance, comparison obtain best sour processing time, are handled when with mixed acid
When 15min, resin matrix has good bond strength, all tests once to can be completed, largely go out with carbon fiber
It saves the time and improves testing efficiency.
There are many concrete application approach of the present invention, the above is only a preferred embodiment of the present invention, it is noted that for
For those skilled in the art, without departing from the principle of the present invention, it can also make several improvements, this
A little improve also should be regarded as protection scope of the present invention.
Claims (6)
1. the device of a kind of iron-enriched yeast single fiber and resin micro interface performance, it is characterised in that：Including shell（16）
And it is mounted on shell（16）Interior fixation bottom plate, be separately installed on fixed bottom plate set of molds, interface performance detection device and
Micro interface observation device, the set of molds include mold（22）, die arrangement device（7）, device used for moving moulds and mold
Fixing device（10）, wherein mold（22）Pass through die arrangement device（7）It is fixed on device used for moving moulds, device used for moving moulds
Pass through die fixture（10）It is fixed in the threaded hole on fixed bottom plate；Epoxy resin substrate is housed in the mold
（19）, epoxy resin substrate（19）In inserted with several single fibers（21）, single fiber（21）Top passes through epoxy resin
（18）It is bonded with monofilament egative film（17）；The interface performance detection device includes automatic motor（1）, lead screw（2）, lead screw sliding block
（3）, fixture（5）With two Micro-force sensors（4）, fixture（5）And Micro-force sensor（4）It is fixed on lead screw sliding block（3）On in electricity
Machine（1）Along lead screw under control（2）It slides up and down, Micro-force sensor（4）Pass through signal transmitting device and data collecting card and computer
（27）Connection；The micro interface observation device includes passing through microscope fixing device（12）It is fixed on microscope three-dimensional adjusting
Device（13）On microscope（11）.
2. the device of iron-enriched yeast single fiber according to claim 1 and resin micro interface performance, feature exist
In：The device used for moving moulds includes Y direction regulating device（8）With X-direction regulating device（9）, adjust maximum distance
For 25mm.
3. the device of iron-enriched yeast single fiber according to claim 1 and resin micro interface performance, feature exist
In：The die arrangement device（7）On manual rotation nut-screw rod is installed（6）, mold（22）Pass through manual rotation nut
Lead screw（6）Adjusting elasticity.
4. the device of iron-enriched yeast single fiber according to claim 1 and resin micro interface performance, feature exist
In：The shell（16）For aluminum alloy frame rack enclosure.
5. a kind of method of iron-enriched yeast single fiber and resin micro interface performance, it is characterised in that include the following steps：
The first step：By the mold equipped with several single fiber samples in die arrangement device；
Second step：Device used for moving moulds is adjusted, one end of single fiber is connected on monofilament egative film, with clamp monofilament bottom
Piece；
Third walks, and adjusts micro interface observation device, adjusts three-dimensional slide unit up and down, microscope is made to be observed that single fibre
The interface of dimension and epoxy resin substrate；
4th step starts motor with computer software, starts to apply pulling force to monofilament, until fiber is detached with resin, in computer
Record the data of Micro-force sensor acquisition and the process of interfacial separation destruction；
5th step adjusts device used for moving moulds and micro interface observation device, successively such as above-mentioned second step to the 4th step, completes mould
So the measurement of monofilament sample in tool；Image, high flux screening data are handled, qualified data image imports in database, most
Iron-enriched yeast single fiber and resin micro interface performance are completed eventually and are evaluated.
6. the method for iron-enriched yeast single fiber according to claim 5 and resin micro interface performance, feature exist
In：0.001mm/min is set as to monofilament application pulling force process loading velocity described in third step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810171533.4A CN108776064A (en) | 2018-03-01 | 2018-03-01 | The device and method of iron-enriched yeast single fiber and resin micro interface performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810171533.4A CN108776064A (en) | 2018-03-01 | 2018-03-01 | The device and method of iron-enriched yeast single fiber and resin micro interface performance |
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| CN108776064A true CN108776064A (en) | 2018-11-09 |
Family
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Family Applications (1)
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| CN201810171533.4A Pending CN108776064A (en) | 2018-03-01 | 2018-03-01 | The device and method of iron-enriched yeast single fiber and resin micro interface performance |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109883853A (en) * | 2019-01-02 | 2019-06-14 | 南京航空航天大学 | High throughput test fiber and resin micro interface performance Thermal-mechanical Coupling device and method |
| CN111070720A (en) * | 2019-12-31 | 2020-04-28 | 中国人民解放军国防科技大学 | Fiber position control device and method for fiber reinforced composite material |
| CN113049329A (en) * | 2021-03-12 | 2021-06-29 | 常州工学院 | Simple sample preparation method for testing pulling behavior of fiber in cement matrix |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109883853A (en) * | 2019-01-02 | 2019-06-14 | 南京航空航天大学 | High throughput test fiber and resin micro interface performance Thermal-mechanical Coupling device and method |
| CN111070720A (en) * | 2019-12-31 | 2020-04-28 | 中国人民解放军国防科技大学 | Fiber position control device and method for fiber reinforced composite material |
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| CN113049329A (en) * | 2021-03-12 | 2021-06-29 | 常州工学院 | Simple sample preparation method for testing pulling behavior of fiber in cement matrix |
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