CN106338434A - Testing device for tensile properties of single component in composite fibers - Google Patents
Testing device for tensile properties of single component in composite fibers Download PDFInfo
- Publication number
- CN106338434A CN106338434A CN201610665844.7A CN201610665844A CN106338434A CN 106338434 A CN106338434 A CN 106338434A CN 201610665844 A CN201610665844 A CN 201610665844A CN 106338434 A CN106338434 A CN 106338434A
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- composite fibre
- fiber
- test device
- clamper
- tensile property
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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
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
-
- 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
- G01N3/02—Details
- G01N3/04—Chucks
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0017—Tensile
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0278—Thin specimens
- G01N2203/028—One dimensional, e.g. filaments, wires, ropes or cables
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- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a testing device for tensile properties of a single component in composite fibers; the device comprises a casing, a lifting mechanism, a clamping device and an electronic control system, wherein the clamping device comprises an upper handle clamper fixed with the casing and a lower handle clamper driven by the lifting mechanism; the upper handle clamper is provided with a stress sensor; the testing device also comprises a dissolving treatment mechanism for dissolving other fiber components except a to-be-tested fiber component in the composite fiber; the dissolving treatment mechanism comprises a container and a fixing assembly. According to the testing device for the tensile properties of the single component in the composite fibers, firstly, the testing device can realize dissolving of the other fiber components except the to-be-tested fiber component in the composite fibers; secondly, the testing device can determine tensile properties of a superfine fiber; and during the testing, the superfine fiber is convenient and reliable to clamp, the phenomenon of bending or falling of the superfine fiber is not easily caused, and the testing precision is high.
Description
Technical field
The present invention relates to composite fibre stretches the technical field of performance measurement, single in more particularly to a kind of composite fibre
The test device of component tensile property.
Background technology
Composite fibre is one kind of multicomponent fibre, there is two or more and mutually do not mix on same fibre section
The polymer fiber closing, this fiber is claimed composite fibre, can be obtained using composite fibre manufacturing technology and have two kinds of polymer concurrently
The bicomponent fibre of characteristic, has the composite fibres such as parallel type, core-skin type, fabric of island-in-sea type, and wherein, sea-island fibre has fine, special soft
Etc. characteristic, there is more preferable flexibility than the collagen fiber in natural leather, durability, easily maintenance, mainly for the manufacture of synthesis skin
Leather, artificial skin etc..
The performance indications of synthetic leather measure, and refer mainly to indicate: ultimate strength, elongation at break, fatigue behaviour, elasticity are returned
Multiple rate etc., is typically determined by the tensile property of the fiber in synthetic leather base cloth, at present, composite fibre stretches the mensure of performance,
It is all to be measured with conventional mono-fiber strong force instrument.Core-sheath compound fibre refers to that two kinds of component polymer are indulged along fiber respectively
To the composite fibre being formed continuously cortex and sandwich layer, the filament number of core-sheath compound fibre is generally 3-5d, and people are with the naked eye
Can clearly see.When carrying out core-sheath compound fibre tensile property mensure, its two ends need to be separately fixed at mensure device
Upper gas/manual clamper and the therapeutic method to keep the adverse QI flowing downwards/manual clamper in, the therapeutic method to keep the adverse QI flowing downwards/manual clamper can be with elevating mechanism in test device
Lifting, to complete core-sheath compound fibre tensile property measure.
In islands-in-sea type fibre, " island " is continuous, intensive, equally distributed with " extra large " composition in the axial direction of fiber, and it has
There is the fiber number of conventional fibre, using specific solvent, " extra large " fibre composition dissolved away, then can obtain collecting " island " fibre composition of pencil,
And the filament number of " island " fibre composition generally 0.05d about, belong to superfine fibre, existing tensile property test device is not
The tensile property test of islands-in-sea type fibre one-component in composite fibre can be met, first it is impossible to separate treating in composite fibre
Survey fiber, secondly, can be because clamping superfine fibre, not, easily superfine fibre in test process in firmness, because stretching dynamics
Not, lead to superfine fibre to bend or fall off, do not reach accurate test data, it is then desired in a kind of new composite fibre
One-component tensile property test device is meeting the market demand of tensile property sensing equipment technical field.
Content of the invention
For defect present in prior art or deficiency, present invention achieves one kind can test list in existing composite fibre
The test device of one component tensile property, other fibers that this test device can achieve in composite fibre in addition to fiber to be measured first
The dissolving of composition, secondly, the tensile property that can carry out superfine fibre measures, in test process, the convenient jail of clamping superfine fibre
Lean on, be not easily caused the phenomenon that superfine fibre bends or comes off, measurement accuracy is high.
The technical scheme is that and be achieved in that:
The test device of one-component tensile property in a kind of composite fibre, include casing, elevating mechanism, clamper and
Electronic control system, described clamper includes the up knob clamper fixing with casing and the lower handle being driven by elevating mechanism
Clamper, is provided with strain gauge at described up knob clamper, and described test device also includes one kind and is used for dissolving again
The dissolution process mechanism of the other fibre compositions in addition to fibre composition to be measured in condensating fiber, described dissolution process mechanism includes appearance
Device and fixation kit, described fixation kit includes walking beam, u-shaped frame body and the clamping list for clamping composite fibre
Unit, described activity soffit two ends are provided with square groove；Described u-shaped frame body include the first gripper shoe, the second gripper shoe and
Crossbeam, described first gripper shoe and the second gripper shoe top are provided with projection, and described projection can be inserted in square groove；Described clamping
Unit is arranged on movable soffit and crossbeam top surface, and described clamping unit includes gripping block facing each other and passes through in gripping block
The screw rod of heart position, described gripping block one side facing each other is provided with spring and catch, and described screw rod is away from one end of spring
Fixed with nut；In the middle part of described activity top surface of the beam and crossbeam bottom surface is provided with fixed plate, and the middle part of described fixed plate is provided with admittedly
Determine hole.
Further, described projection is provided with telescopic block, described square groove is provided with circular hole, described telescopic block can be worn
Enter in circular hole, in described projection, be provided with the extendable room of cooperation telescopic block.
Further, described activity soffit and crossbeam top surface are provided with the track of the slip that matches with gripping block.
Further, described container includes closure and vessel, and described closure inner circle periphery is provided with sealing
Pad, is fixedly installed dividing plate in described vessel, described dividing plate is provided with multiple perforation.
Further, described dividing plate upper surface is fixedly installed multiple screens grooves, described screens groove include the right groove of screens and
The left groove of screens.
Compared with prior art, the beneficial effects of the present invention is:
The test device of one-component tensile property in a kind of composite fibre of the present invention, this test device can achieve compound
The mensure of the tensile property of the superfine fibre of one-component in fiber, the appearance in the dissolution process mechanism of this test device setting
Device, the dissolving of the other fibre compositions in addition to fiber to be measured in achievable composite fibre, container is clear glass material, can facilitate
Observe form in course of dissolution for the composite fibre, multiple screens grooves of setting in container, make can to place in container multiple simultaneously
It is fixed with the fixation kit of composite fibre, improves the selection rate of fiber to be measured after dissolving, shorten the dissolving number of times of composite fibre；Its
Secondary, the tensile property that can carry out superfine fibre measures, and the fixation kit in the dissolution process mechanism of this test device setting can be protected
Card composite fibre in dissolving and fiber to be measured in test process, clamp fiber to be measured and facilitate firm, be not easily caused fibre to be measured
Tie up the phenomenon bending or coming off, measurement accuracy is high.
Brief description
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the structural representation one of fixation kit in the present invention；
Fig. 3 is the structural representation two of fixation kit in the present invention；
Fig. 4 is the side view of fixation kit in the present invention；
Fig. 5 is the structural representation of container in the present invention；
Fig. 6 is the top view of median septum of the present invention；
Reference:
1st, casing；2nd, up knob clamper；3rd, lower handle clamper；4th, container；5th, closure；6th, vessel；7th, close
Packing；8th, dividing plate；9th, bore a hole；10th, the right groove of screens；11st, the left groove of screens；12nd, walking beam；13rd, u-shaped frame body；14th, square
Groove；15th, the first gripper shoe；16th, the second gripper shoe；17th, crossbeam；18th, projection；19th, gripping block；20th, screw rod；21st, spring；22、
Catch；23rd, nut；24th, fixed plate；25th, fixing hole；26th, telescopic block；27th, circular hole；28th, guide rail；29th, steel wire；30th, fixed block；
31st, display screen；32nd, on and off switch；33rd, start button；34th, balancing stand；35th, fiber to be measured.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
As shown in Figure 1, in a kind of composite fibre one-component tensile property test device, include casing 1, lifting
Mechanism, clamper and electronic control system, described clamper includes the up knob clamper 2 fixing with casing and by elevator
The lower handle clamper 3 that structure drives, is provided with strain gauge at described up knob clamper 2, described test device also includes
There are a kind of dissolution process mechanism of the other fibre compositions for dissolving in composite fibre in addition to fibre composition to be measured, described dissolving
Processing mechanism includes container and fixation kit.
As shown in accompanying drawing 2, accompanying drawing 3 and accompanying drawing 4, the fixation kit for clamping composite fibre includes walking beam 12, u-shaped
Frame body 13 and the clamping unit for clamping composite fibre, walking beam 12 bottom surface two ends are provided with square groove 14；U-shaped framework
Body 13 includes the first gripper shoe 15, the second gripper shoe 16 and crossbeam 17, and the first gripper shoe 15 and the second gripper shoe 16 top set
It is equipped with projection 18, projection 18 can be inserted in square groove 14, projection 18 is provided with telescopic block 26, square groove 14 is provided with circular hole
27, telescopic block 26 can penetrate in circular hole 27, is provided with the extendable room of cooperation telescopic block 26 in projection 18.
As shown in accompanying drawing 2, accompanying drawing 3 and accompanying drawing 4, in order that composite fibre is fixed in fixation kit, walking beam 12
Bottom surface and crossbeam 17 top surface are provided with clamping unit, and clamping unit includes gripping block 19 facing each other and passes through in gripping block 19
The screw rod 20 of heart position, gripping block 19 one side facing each other is provided with spring 21 and catch 22, and screw rod 20 is away from spring 21
One end nut 23 fixation, movable soffit and crossbeam top surface are provided with the track of the slip that matches with gripping block；Walking beam 12
In the middle part of top surface and crossbeam 17 bottom surface is provided with fixed plate 24, and the middle part of fixed plate 24 is provided with fixing hole 25.
As shown in accompanying drawing 5 and accompanying drawing 6, container 4 is clear glass material, can conveniently observe composite fibre in course of dissolution
Form, container 4 includes closure 5 and vessel 6, the sealing gasket 7 of closure 5 inner circle periphery setting, can prevent from dissolving
During have volatilization gas to leak outside, vessel 6 is fixedly installed dividing plate 8, dividing plate 8 is provided with multiple perforation 9, pours container into
Solution in body 6, by the perforation 9 of setting on dividing plate 8, flows into container 4 bottom, makes solution shunt uniform；Dividing plate 8 upper surface
It is fixedly installed multiple screens grooves, screens groove includes the right groove of screens 10 and the left groove of screens 11, fixation kit is placed in screens groove,
Make can place multiple fixation kits being fixed with composite fibre in container simultaneously, improve the selection rate of fiber to be measured after dissolving, contracting
The dissolving number of times of short composite fibre.
In carrying out composite fibre during the mensure of one-component tensile property, first composite fibre is fixed by clamping unit
On fixation kit, outside rotary nut 23, make spring 21 be in state the most lax, the two ends of composite fibre are respectively placed in
In clamping unit, inside rotary nut 23, in the presence of nut 23 revolving force, make gripping block 19 and spring 21 to composite fibre
Direction propulsion, until clamping composite fibre.
Fixation kit is put into equipped with the vessel 6 of particular solution, heats vessel 6, will remove in composite fibre
Other fibrolysises outside fiber to be measured, retain fiber 35 to be measured, and the space producing after the other fiber of dissolving, in spring 21 itself
In the presence of elastic force, fiber 35 to be measured is clamped.
After first fixation kit being removed in container 4, then the fixed plate 24 by setting in the middle part of walking beam 12 top surface, by solid
Determine hole 25 fixing with up knob clamper 2, the fixed plate 24 that crossbeam 17 bottom surface is arranged, by fixing hole 25 and lower handle clamper
3 is fixing；Press inward against telescopic block 26, telescopic block 26 enters in extendable room, and walking beam 12 moves upwards, makes projection 18 side of disengaging
Type groove 14.
Lower handle clamper 3 is driven to move using elevating mechanism, elevating mechanism includes motor, guide rail 28, steel wire 29, fixes
Block 30 and bolt, motor connects steel wire 29 by V belt translation, and lower handle clamper 3 is bolted on fixed block 30, steel
Silk 29 drive fixed block 30 slides on guide rail 28；Motor is rotated by belt wheel V belt translation steel wire 29, and steel wire 29 drives bolt liter
Fall, because bolt is fixedly connected with fixed block 30, bolt drives fixed block 30 to lift, and fixed block 30 is in lifting process along guide rail
28 motions, drive lower handle clamper 3 to lift by fixed block 30, thus the lifting of u-shaped frame body 13 is driven by fixed plate 24,
Realize the stretching of fiber 35 to be measured in composite fibre；It is provided with balancing stand 34 below lower handle clamper 3, can be used for testing to be measured
The initial tension of fiber 35.
Processed by passing to electronic control system after the strain gauge gathered data of up knob clamper 2, electronics control
System processed includes display screen 31, mainboard, single-chip microcomputer, interface circuit, control button, and display screen 31 and control button are each attached to
On the shell of casing, the data after electronic control system is processed is shown by display screen 31；Control button includes on and off switch 32
With start button 33.
The test device of one-component tensile property in above composite fibre, achievable composite fibre stretches performance indications
Measure, mainly have ultimate strength, elongation at break, fracture strength, fatigue behaviour, elastic recovery rate, yield stress, elongation at yield
Etc. multinomial statistical indicator.
The foregoing is only the preferred embodiment of invention, not in order to limit the present invention, all spirit in the present invention
Within principle, any modification, equivalent substitution and improvement made etc., should be included within the scope of the present invention.
Claims (5)
1. in a kind of composite fibre one-component tensile property test device, include casing, elevating mechanism, clamper and electricity
Sub-control system, described clamper includes the up knob clamper fixing with casing and the lower handle grip being driven by elevating mechanism
Holder, is provided with strain gauge at described up knob clamper it is characterised in that described test device also includes a kind of use
The dissolution process mechanism of the other fibre compositions in addition to fibre composition to be measured, described dissolution process mechanism in dissolving composite fibre
Include container and fixation kit, described fixation kit includes walking beam, u-shaped frame body and is used for clamping composite fibre
Clamping unit, described activity soffit two ends are provided with square groove；Described u-shaped frame body include the first gripper shoe, second
Fagging and crossbeam, described first gripper shoe and the second gripper shoe top are provided with projection, and described projection can be inserted in square groove；Institute
State clamping unit and be arranged on movable soffit and crossbeam top surface, described clamping unit includes gripping block facing each other and passes through folder
The screw rod of tight block center, described gripping block one side facing each other is provided with spring and catch, and described screw rod is away from spring
One end nut fix；Described activity top surface of the beam in the middle part of and crossbeam bottom surface be provided with fixed plate, the middle part of described fixed plate sets
It is equipped with fixing hole.
2. in composite fibre according to claim 1 the test device of one-component tensile property it is characterised in that described
It is provided with telescopic block on projection, described square groove is provided with circular hole, described telescopic block can penetrate in circular hole, sets in described projection
It is equipped with the extendable room of cooperation telescopic block.
3. in composite fibre according to claim 1 the test device of one-component tensile property it is characterised in that described
Movable soffit and crossbeam top surface are provided with the track of the slip that matches with gripping block.
4. in composite fibre according to claim 1 the test device of one-component tensile property it is characterised in that described
Container includes closure and vessel, and described closure inner circle periphery is provided with sealing gasket, fixing in described vessel
It is provided with dividing plate, described dividing plate is provided with multiple perforation.
5. in composite fibre according to claim 4 the test device of one-component tensile property it is characterised in that described
Dividing plate upper surface is fixedly installed multiple screens grooves, and described screens groove includes the right groove of screens and the left groove of screens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610665844.7A CN106338434B (en) | 2016-08-08 | 2016-08-08 | Testing arrangement of single component tensile property in composite fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610665844.7A CN106338434B (en) | 2016-08-08 | 2016-08-08 | Testing arrangement of single component tensile property in composite fiber |
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| CN106338434A true CN106338434A (en) | 2017-01-18 |
| CN106338434B CN106338434B (en) | 2021-07-09 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106959245A (en) * | 2017-03-05 | 2017-07-18 | 北京工业大学 | It is a kind of to be used for the fixture and experimental method of testing conductive fiber mechanical property under stress-electric coupling effect |
| CN108181234A (en) * | 2018-02-06 | 2018-06-19 | 山西省交通科学研究院 | A kind of fiber and pitch adhesive property test device |
| CN111307569A (en) * | 2019-12-06 | 2020-06-19 | 中国科学院长春应用化学研究所 | Environmental box device and using method thereof |
| CN114034424A (en) * | 2021-12-02 | 2022-02-11 | 桐乡市你我纺织股份有限公司 | Superfine fiber high-low temperature environment tension detection device and detection method thereof |
| CN115493941A (en) * | 2022-11-03 | 2022-12-20 | 江苏普乐菲新材料有限公司 | Fiber monofilament tensile test device |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106959245A (en) * | 2017-03-05 | 2017-07-18 | 北京工业大学 | It is a kind of to be used for the fixture and experimental method of testing conductive fiber mechanical property under stress-electric coupling effect |
| CN106959245B (en) * | 2017-03-05 | 2019-10-18 | 北京工业大学 | A kind of fixture and experimental method for testing conductive fiber mechanical property under piezoelectric media effect |
| CN108181234A (en) * | 2018-02-06 | 2018-06-19 | 山西省交通科学研究院 | A kind of fiber and pitch adhesive property test device |
| CN108181234B (en) * | 2018-02-06 | 2021-03-16 | 山西省交通科学研究院 | Fiber and asphalt bonding performance testing device |
| CN111307569A (en) * | 2019-12-06 | 2020-06-19 | 中国科学院长春应用化学研究所 | Environmental box device and using method thereof |
| CN114034424A (en) * | 2021-12-02 | 2022-02-11 | 桐乡市你我纺织股份有限公司 | Superfine fiber high-low temperature environment tension detection device and detection method thereof |
| CN114034424B (en) * | 2021-12-02 | 2023-11-17 | 桐乡市你我纺织股份有限公司 | Superfine fiber high-low temperature environment tension detection device and detection method thereof |
| CN115493941A (en) * | 2022-11-03 | 2022-12-20 | 江苏普乐菲新材料有限公司 | Fiber monofilament tensile test device |
| CN115493941B (en) * | 2022-11-03 | 2024-01-09 | 江苏普乐菲新材料有限公司 | Fiber monofilament tensile testing device |
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| Publication number | Publication date |
|---|---|
| CN106338434B (en) | 2021-07-09 |
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