CN107314970A - The test device and method of the carbon fiber fibrillation expanding of controllable temperature - Google Patents
The test device and method of the carbon fiber fibrillation expanding of controllable temperature Download PDFInfo
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- CN107314970A CN107314970A CN201710645777.7A CN201710645777A CN107314970A CN 107314970 A CN107314970 A CN 107314970A CN 201710645777 A CN201710645777 A CN 201710645777A CN 107314970 A CN107314970 A CN 107314970A
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- 229920000049 Carbon (fiber) Polymers 0.000 title claims abstract description 82
- 239000004917 carbon fiber Substances 0.000 title claims abstract description 82
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 77
- 238000012360 testing method Methods 0.000 title claims abstract description 61
- 206010061592 cardiac fibrillation Diseases 0.000 title claims abstract description 41
- 230000002600 fibrillogenic effect Effects 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000000835 fiber Substances 0.000 claims abstract description 29
- 238000010438 heat treatment Methods 0.000 claims abstract description 23
- 238000005491 wire drawing Methods 0.000 claims abstract description 16
- 229910001220 stainless steel Inorganic materials 0.000 claims description 9
- 239000010935 stainless steel Substances 0.000 claims description 9
- 241001269238 Data Species 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 238000007747 plating Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 description 8
- 238000011156 evaluation Methods 0.000 description 7
- 238000004804 winding Methods 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000012827 research and development Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012113 quantitative test Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N19/00—Investigating materials by mechanical methods
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N25/00—Investigating or analyzing materials by the use of thermal means
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Inorganic Fibers (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
The present invention provides a kind of test device and method of the carbon fiber fibrillation expanding of controllable temperature, the device includes totally-enclosed casing, madial wall is provided with device case behind totally-enclosed casing, the thread supply shaft for laying spindle is sequentially placed in device case from left to right, spacing hole, first driven rod, first width laser analyzer, second driven rod, first exhibition yarn roller, some Electromagnetic Heatings open up yarn roller, second exhibition yarn roller, 3rd driven rod, second width laser analyzer, 4th driven rod and wire drawing shaft, wire drawing shaft is driven by electrodeless variable-speed motor, by putting belt on thread supply shaft, one end of belt is fixed on device case, the other end of belt is provided with hook and is hung with definite value counterweight.The test device and method of the carbon fiber fibrillation expanding of this kind of controllable temperature, can test fibrillation expanding and breadth uniformity of the fiber under controllable temperature.
Description
Technical field
The present invention relates to the test device and method of a kind of carbon fiber fibrillation expanding of controllable temperature.
Background technology
Carbon fibre composite has light weight, and the excellent performance characteristics of intensity, modulus are widely used in Aero-Space, wind
The fields such as energy blade, deepwater oilfield, infrastructure, auto industry and Leisure Sports articles for use.In the preparation of carbon fibre composite
During, it is necessary to which carbon fiber has good process industrial art performance, the fibrillation expanding and expanding uniformity of carbon fiber are fibers
The important indicator of process industrial art performance.In carbon fiber prepreg preparation and carbon fiber winding technique, the fibrillation all to carbon fiber
Expanding and exhibition yarn uniformity propose requirement.The fibrillation expanding of fiber is poor, the prepreg surface of preparation can produce gap and
Bar shadow, influences prepreg quality；Fiber expanding is uneven, when preparing product using winding process, occurs between fibre bundle
Overlap joint or crack phenomenon, influence winding product performance.Therefore the fibrillation expanding and breadth uniformity of fiber are to prepare high-quality
The important guarantee of prepreg and winding product.It is how convenient, fast, efficient, it is inexpensive evaluate carbon fiber fibrillation expanding be
Put an important topic in face of carbon fiber R ＆ D Enterprises.
Test device and the survey of a kind of carbon fiber fibrillation expanding (convergence) are disclosed in patent CN204346883U
Method for testing.The device can be the technique fitness-for-service assessment of carbon fiber with the fibrillation expanding (convergence) of quantitative test carbon fiber
There is provided reference data.But the device can only test carbon fiber fibrillation expanding under normal temperature condition, it is impossible to test evaluation carbon
The performance of fiber fiber detaching expanding under the high temperature conditions, it is impossible to meet carbon fiber in prepreg production process to fibrillation expanding
The Research Requirements of energy.In carbon fiber industry, the evaluation to the high temperature exhibition yarn of carbon fiber is limited to presoak equipment accordingly, not had
Condition carries out fiber high temperature exhibition yarn test, even if or have preimpregnation equipment, due to needing substantial amounts of material, human resources, evaluate
Cost is very high, and the evaluation experimental time is long, and fiber high temperature exhibition yarn performance is not often evaluated timely.Finally, it will lack high
The carbon fiber product of temperature exhibition yarn test evaluation invests market, and problem is exposed into client, influence product quality and corporate reputation.
Above mentioned problem is the problem of should pay attention to and solve during testing carbon fiber fibrillation expanding.
The content of the invention
In view of the foregoing, it is an object of the invention to provide a kind of test of the carbon fiber fibrillation expanding of controllable temperature dress
Put and method, carbon fiber can be evaluated in different fibrillation expanding and stent uniformity at each temperature, is carbon fiber prepreg
Production and evaluate and provide definite reference data, reduce research and development and the production cost of carbon fiber and prepreg, solve existing
Present in technology can not test evaluation carbon fiber fiber detaching expanding under the high temperature conditions phenomenon, it is impossible to meet carbon fiber and exist
The problem of prepreg production process is to the Research Requirements of fibrillation expanding performance.
The present invention technical solution be：
A kind of test device of the carbon fiber fibrillation expanding of controllable temperature, including totally-enclosed casing, totally-enclosed casing
Bottom is provided with some horizontal adjustment knobs, and totally-enclosed casing front is provided with sliding door, and sliding door is provided with door handle, and sliding door is used
The sliding door that colourless transparent plastic plate is made, the bottom surface of totally-enclosed casing, two sides, is respectively adopted stainless steel plate system below
Into madial wall is provided with device case behind totally-enclosed casing, and device case is made of stainless steel, in device case from left to right
It is sequentially placed for the thread supply shaft for laying spindle, spacing hole, the first driven rod, the first width laser analyzer, the second transmission
Bar, the first exhibition yarn roller, some Electromagnetic Heatings exhibition yarn roller, the second exhibition yarn roller, the 3rd driven rod, the second width laser analyzer, the
Four driven rods and wire drawing shaft, wire drawing shaft are driven by electrodeless variable-speed motor, and by belt is put on thread supply shaft, one end of belt is fixed on
On device case, the other end of belt is provided with linking up with and being hung with definite value counterweight, and the side of totally-enclosed casing is provided with display screen
Control panel and power switch, the shift knob for adjusting wire drawing shaft rotating speed, the temperature control button of control Electromagnetic Heating exhibition yarn roll temperature.
Further, the length of totally-enclosed casing is respectively 1000mm, 500mm, 400mm, and totally-enclosed casing is located at
In constant temperature and humidity room.
Further, the length of device case is respectively 850mm, 50mm, 300mm.
Further, exhibition yarn roller is made of plating straight-chromiun stainless steel, and exhibition yarn roller is wine barrel-shaped, and the minimum diameter of exhibition yarn roller is
15mm, length are that 40mm, radian are π/6.
Further, Electromagnetic Heating exhibition yarn roller is made of metal, and a diameter of 20mm of Electromagnetic Heating exhibition yarn roller, length are
40mm。
A kind of method of testing of the carbon fiber fibrillation expanding of the controllable temperature of above-mentioned test device, comprises the following steps,
First maintain test room temperature and humidity constant before step 1, test, room temperature is 20 DEG C ± 2 DEG C, and relative humidity is
45% ± 3%, then make by horizontal adjustment knob the level of totally-enclosed casing；
Step 2, turn on the power switch, adjust temperature control button, select a temperature, state is maintained 30 minutes；
Step 3, some same models of ingot of selection test fibrillation expanding with a batch of carbon fiber；
Step 4, opening sliding door, take carbon fiber ingot to be put on thread supply shaft, are sequentially sequentially passed through after fiber is involved spacing
Hole, the first driven rod, the first width laser analyzer, the second driven rod, the first exhibition yarn roller, some Electromagnetic Heatings exhibition yarn roller, the
Two exhibition yarn rollers, the 3rd driven rod, the second width laser analyzer, the 4th driven rod, finally from wound thereon in the sky of wire drawing shaft
Receive on silk ingot, close sliding door；
Step 5, regulation shift knob make the tow speed of service of display screen display be 15rpm, are then read every 10s
First width laser analyzer, the numerical value of the second width laser analyzer on display screen, read 10 times altogether, wherein the first width
What laser determination instrument was measured is width before exhibition yarn, and what the second width laser analyzer was measured is width after exhibition yarn, finally tries to achieve exhibition
Yarn rate It is fiber width average value before exhibition yarn,It is fiber width average value after exhibition yarn, using EXCEL tables
Lattice handle 10 batch datas, obtain data discrete coefficient Cv values；
Step 6, remaining carbon fiber operated according to above-mentioned steps 4-5 successively, by the test number of all carbon fibers
Average, finally give the test data of fibrillation expanding of the model batch carbon fiber under the specified temp.
The beneficial effects of the invention are as follows：The test device and method of the carbon fiber fibrillation expanding of this kind of controllable temperature, energy
Enough test fibrillation expanding and breadth uniformity of the fiber under controllable temperature.By adjusting exhibition yarn roll temperature, carbon fiber is tested
Fiber breadth at different temperatures, evaluates the exhibition yarn of carbon fiber at different temperatures；Further by being surveyed to breadth
The investigation of the discrete case of examination value, can determine whether that fiber opens up the uniformity of yarn, is provided for the production and evaluation of carbon fiber prepreg
Definite reference data, judges whether carbon fiber possesses the process conditions that prepreg is made, and reduces grinding for carbon fiber and prepreg
Hair and production cost.
Brief description of the drawings
Fig. 1 is the side view structural representation of the test device of the carbon fiber fibrillation expanding of controllable temperature of the embodiment of the present invention
Figure；
Fig. 2 is the plan structure signal of the test device of the carbon fiber fibrillation expanding of controllable temperature of the embodiment of the present invention
Figure；
Wherein：The totally-enclosed casings of 1-, 2- horizontal adjustment knobs, 3- door handles, 4- belts, 5- definite value counterweights, 6- spindles, 7-
Spacing hole, the driven rods of 8- first, 9- the first width laser analyzers, the exhibition yarn rollers of 10- first, 11- Electromagnetic Heatings exhibition yarn roller, 12-
Receive silk ingot, 13- device casees, 14- thread supply shafts, 15- wire drawing shafts, 16- control panels, 17- power switches, 18- shift knobs, 19-
Temperature control button, the driven rods of 20- second, the exhibition yarn rollers of 21- second, the driven rods of 22- the 3rd, the driven rods of 23- the 4th, the width of 24- second
Laser determination instrument.
Embodiment
The preferred embodiment that the invention will now be described in detail with reference to the accompanying drawings.
Embodiment
A kind of test device of the carbon fiber fibrillation expanding of controllable temperature, including totally-enclosed casing 1, totally-enclosed casing 1
Bottom be provided with some horizontal adjustment knobs 2, the totally-enclosed front of casing 1 is provided with sliding door, and sliding door is provided with door handle 3, push-and-pull
The sliding door that door is made of colourless transparent plastic plate, the bottom surface of totally-enclosed casing 1, two sides, be respectively adopted below it is stainless
Steel plate is made, and madial wall is provided with device case 13 behind totally-enclosed casing 1, and device case 13 is made of stainless steel, device
It is sequentially placed from left to right in case 13 for the thread supply shaft 14 for laying spindle 6, spacing hole 7, the first driven rod 8, the first width
Laser determination instrument 9, the second driven rod 20, first exhibition yarn roller 10, some Electromagnetic Heatings exhibition yarn roller 11, second open up yarn roller the 21, the 3rd
Driven rod 22, the second width laser analyzer 24, the 4th driven rod 23 and wire drawing shaft 15, wire drawing shaft 15 is by electrodeless variable-speed motor
By belt 4 is put on driving, thread supply shaft 14, one end of belt 4 is fixed on device case 13, and the other end of belt 4 is provided with hook simultaneously
Definite value counterweight 5 is hung with, the side of totally-enclosed casing 1 is received provided with the control panel 16 with display screen and power switch 17, regulation
The shift knob 18 of the silk rotating speed of axle 15, the temperature control button 19 of the temperature of control Electromagnetic Heating exhibition yarn roller 11.20 DEG C -150 of temperature control scope
DEG C, precision ± 0.5 DEG C, the tow speed of service, fiber width, Electromagnetic Heating open up the numerical value such as the temperature of yarn roller 11 all can be in display screen
Display.
The test device of the carbon fiber fibrillation expanding of this kind of controllable temperature, can test fiber opening under controllable temperature
Fine expanding and breadth uniformity.By adjusting exhibition yarn roll temperature, the fiber breadth of test carbon fiber at different temperatures is evaluated
The exhibition yarn of carbon fiber at different temperatures；Further by the investigation of the discrete case to breadth test value, it can determine whether
Fiber opens up the uniformity of yarn, and the production and evaluation for carbon fiber prepreg provide definite reference data, judge that carbon fiber is
It is no to possess the process conditions that prepreg is made, reduce research and development and the production cost of carbon fiber and prepreg.
In embodiment, the length of totally-enclosed casing 1 is respectively 1000mm, 500mm, 400mm, and totally-enclosed casing 1 is set
In in constant temperature and humidity room.The length of device case 13 is respectively 850mm, 50mm, 300mm.Yarn roller is opened up using plating straight-chromiun stainless steel
It is made, exhibition yarn roller is wine barrel-shaped, the minimum diameter of exhibition yarn roller is that 15mm, length are that 40mm, radian are π/6.Electromagnetic Heating opens up yarn
Roller 11 is made of metal, and a diameter of 20mm of Electromagnetic Heating exhibition yarn roller 11, length are 40mm.
Receive later after utility model certificate, relevant invoice and certificate can be mailed to you.
Embodiment method testing step includes：Each technical parameter before setting test, test is opened up at various temperatures
The width of carbon fiber before and after yarn, draws the fibrillation expanding of carbon fiber, evaluates the carbon fiber expanding of carbon fiber at various temperatures
Sex differernce and stent uniformity.
Embodiment 1
1. first maintaining test room temperature and humidity constant before test, room temperature is 20 DEG C ± 2 DEG C, and relative humidity is 45%
± 3%, then by horizontal adjustment knob 2, make the totally-enclosed level of casing 1.
2. turning on the power switch 17, temperature control button 19 is adjusted, the temperature of display Electromagnetic Heating exhibition yarn roller 11 is 50 DEG C, state dimension
Hold 30 minutes.
3. choose same model tests fibrillation expanding with a batch of ingot of HF10-3K-E carbon fibers 3.
4. opening sliding door, carbon fiber ingot is taken to be put on thread supply shaft 14, after fiber is involved according to the order in Fig. 1 successively
By spacing hole 7, the first driven rod 8, the first width laser analyzer 9, the second driven rod 20, first exhibition yarn roller 10, Ruo Gan electricity
Magnetic heating exhibition yarn roller 11, second opens up yarn roller 21, the 3rd driven rod 22, the second width laser analyzer 24, the 4th driven rod 23, most
Received afterwards from wound thereon in the empty of wire drawing shaft 15 on silk ingot 12, close sliding door.
5. regulation shift knob 18 makes the receipts silk speed of display screen display be 15rpm, then display screen is read every 10s
Upper first width laser analyzer 9, the numerical value of the second width laser analyzer 24, read 10 times altogether, read the first width and swash
Light measurement instrument 9, the number average value of the second width laser analyzer 24 are respectively 3.5mm, 4.3mm, then open up yarn rate and be10 batch datas are handled using Microsoft Excel, obtaining data discrete coefficient Cv values is
2.5%.
6. remaining two ingot carbon fiber is operated according to above-mentioned steps 4-5 successively, the test result of the second ingot carbon fiber
It is 2.1% for 29.1%, Cv values；The test result of 3rd ingot carbon fiber is that 27.9%, Cv values are 1.9%.Average and obtain
Exhibition yarn rate of the model batch carbon fiber at 50 DEG C is 28.53%.
Embodiment 2
1. first maintaining test room temperature and humidity constant before test, room temperature is 20 DEG C ± 2 DEG C, and relative humidity is 45%
± 3%, then by horizontal adjustment knob 2, make the level of casing.
2. turning on the power switch 17, temperature control button 19 is adjusted, the temperature of display Electromagnetic Heating exhibition yarn roller 11 is 60 DEG C, state dimension
Hold 30 minutes.
3. choose same model tests fibrillation expanding with a batch of ingot of HF10-12K-A carbon fibers 3.
4. opening sliding door, carbon fiber ingot is taken to be put on thread supply shaft 14, after fiber is involved according to the order in Fig. 1 successively
By spacing hole 7, the first driven rod 8, the first width laser analyzer 9, the second driven rod 20, first exhibition yarn roller 10, Ruo Gan electricity
Magnetic heating exhibition yarn roller 11, second opens up yarn roller 21, the 3rd driven rod 22, the second width laser analyzer 24, the 4th driven rod 23, most
Received afterwards from wound thereon in the empty of wire drawing shaft 15 on silk ingot 12, close sliding door.
5. regulation shift knob 18 makes the receipts silk speed of display screen display be 15rpm, then display screen is read every 10s
Upper first width laser analyzer 9, the numerical value of the second width laser analyzer 24, read 10 times altogether, read the first width and swash
Light measurement instrument 9, the number average value of the second width laser analyzer 24 are respectively 6.1mm, 9.5mm, then open up yarn rateCv values are 1.6%；
6. remaining two ingot carbon fiber is operated according to above-mentioned steps 4-5 successively, the test result of the second ingot carbon fiber
It is 2.2% for 53.2%, Cv values；The test result of 3rd ingot carbon fiber is that 56.1%, Cv values are 3.5%.Average and obtain
Exhibition yarn rate of the model batch carbon fiber at 80 DEG C is 55%.
Embodiment 3
1. first maintaining test room temperature and humidity constant before test, room temperature is 20 DEG C ± 2 DEG C, and relative humidity is 45%
± 3%, then by horizontal adjustment knob 2, make the level of totally-enclosed casing 1.
2. turning on the power switch 17, temperature control button 19 is adjusted, the temperature of display Electromagnetic Heating exhibition yarn roller 11 is 80 DEG C, state dimension
Hold 30 minutes.
3. choose same model tests fibrillation expanding with a batch of ingot of HF30S-12K-H carbon fibers 3；
4. opening sliding door, carbon fiber ingot is taken to be put on thread supply shaft 14, after fiber is involved according to the order in Fig. 1 successively
By spacing hole 7, the first driven rod 8, the first width laser analyzer 9, the second driven rod 20, first exhibition yarn roller 10, Ruo Gan electricity
Magnetic heating exhibition yarn roller 11, second opens up yarn roller 21, the 3rd driven rod 22, the second width laser analyzer 24, the 4th driven rod 23, most
Received afterwards from wound thereon in the empty of wire drawing shaft 15 on silk ingot 12, close sliding door.
5. regulation shift knob 18 makes the receipts silk speed of display screen display be 15rpm, then display screen is read every 10s
Upper first width laser analyzer 9, the numerical value of the second width laser analyzer 24, read 10 times altogether, read the first width and swash
Light measurement instrument 9, the number average value of the second width laser analyzer 24 are respectively 6.0mm, 10.2mm, then open up yarn rateCv values are 3.1%.
6. by remaining two ingot carbon fiber successively according to above-mentioned 4-5 the step of operated, the test knot of the second ingot carbon fiber
Fruit is that 68.3%, Cv values are 2.9%；The test result of 3rd ingot carbon fiber is that 71.5%, Cv values are 2.7%.Average
It is 69.9% to exhibition yarn rate of the model batch carbon fiber at 120 DEG C.
Claims (6)
1. a kind of test device of the carbon fiber fibrillation expanding of controllable temperature, it is characterised in that：Including totally-enclosed casing, full envelope
The bottom of closed box body is provided with some horizontal adjustment knobs, and totally-enclosed casing front is provided with sliding door, and sliding door is provided with door handle, pushed away
The sliding door that sliding door is made of colourless transparent plastic plate, the bottom surface of totally-enclosed casing, two sides, be respectively adopted below it is stainless
Steel plate is made, and madial wall is provided with device case behind totally-enclosed casing, and device case is made of stainless steel, in device case from
It is sequentially placed from left to right for the thread supply shaft for laying spindle, spacing hole, the first driven rod, the first width laser analyzer,
Two driven rods, the first exhibition yarn roller, some Electromagnetic Heatings exhibition yarn roller, the second exhibition yarn roller, the 3rd driven rod, the second width laser are determined
Instrument, the 4th driven rod and wire drawing shaft, wire drawing shaft are driven by electrodeless variable-speed motor, by putting belt, one end of belt on thread supply shaft
It is fixed on device case, the other end of belt is provided with linking up with and being hung with definite value counterweight, and the side of totally-enclosed casing is provided with band and shown
The control panel and power switch of display screen, the shift knob for adjusting wire drawing shaft rotating speed, the temperature of control Electromagnetic Heating exhibition yarn roll temperature
Control button.
2. the test device of the carbon fiber fibrillation expanding of controllable temperature as claimed in claim 1, it is characterised in that：It is totally-enclosed
The length of casing is respectively 1000mm, 500mm, 400mm, and totally-enclosed casing is in constant temperature and humidity room.
3. the test device of the carbon fiber fibrillation expanding of controllable temperature as claimed in claim 1, it is characterised in that：Device case
Length be respectively 850mm, 50mm, 300mm.
4. the test device of the carbon fiber fibrillation expanding of controllable temperature as claimed in claim 1, it is characterised in that：Open up yarn roller
Be made of plating straight-chromiun stainless steel, exhibition yarn roller is wine barrel-shaped, the minimum diameter of exhibition yarn roller be 15mm, length be 40mm, radian be π/
6。
5. the test device of the carbon fiber fibrillation expanding of the controllable temperature as described in claim any one of 1-4, its feature exists
In：Electromagnetic Heating exhibition yarn roller is made of metal, and a diameter of 20mm of Electromagnetic Heating exhibition yarn roller, length are 40mm.
6. a kind of usage right requires the test of any one of the 1-5 carbon fiber fibrillation expanding of the controllable temperature of the test device
Method, it is characterised in that：Comprise the following steps,
First maintain test room temperature and humidity constant before step 1, test, room temperature is 20 DEG C ± 2 DEG C, and relative humidity is 45%
± 3%, then make by horizontal adjustment knob the level of totally-enclosed casing；
Step 2, turn on the power switch, adjust temperature control button, select a temperature, state is maintained 30 minutes；
Step 3, some same models of ingot of selection test fibrillation expanding with a batch of carbon fiber；
Step 4, sliding door is opened, take carbon fiber ingot to be put on thread supply shaft, spacing hole, the are sequentially sequentially passed through after fiber is involved
One driven rod, the first width laser analyzer, the second driven rod, the first exhibition yarn roller, some Electromagnetic Heatings exhibition yarn roller, the second exhibition yarn
Roller, the 3rd driven rod, the second width laser analyzer, the 4th driven rod, finally receive silk ingot from wound thereon in the empty of wire drawing shaft
On, close sliding door；
Step 5, regulation shift knob make the tow speed of service of display screen display be 15rpm, then read and show every 10s
The upper first width laser analyzer of screen, the numerical value of the second width laser analyzer, read 10 times altogether, wherein the first width laser
What analyzer was measured is width before exhibition yarn, and what the second width laser analyzer was measured is width after exhibition yarn, finally tries to achieve exhibition yarn rateIt is fiber width average value before exhibition yarn,It is fiber width average value after exhibition yarn, using Microsoft Excel
10 batch datas are handled, data discrete coefficient Cv values are obtained；
Step 6, remaining carbon fiber operated according to above-mentioned steps 4-5 successively, the test number of all carbon fibers is made even
Average, finally gives the test data of fibrillation expanding of the model batch carbon fiber under the specified temp.
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| CN201710645777.7A CN107314970A (en) | 2017-07-31 | 2017-07-31 | The test device and method of the carbon fiber fibrillation expanding of controllable temperature |
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|---|---|---|---|
| CN201710645777.7A CN107314970A (en) | 2017-07-31 | 2017-07-31 | The test device and method of the carbon fiber fibrillation expanding of controllable temperature |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108680498A (en) * | 2018-08-10 | 2018-10-19 | 江苏恒神股份有限公司 | A kind of carbon fiber friction coefficient testing device and method |
| WO2022147884A1 (en) * | 2021-01-11 | 2022-07-14 | 北京航空航天大学 | Real-time adjustment apparatus for broadening and thickening of impregnated fiber bundle |
| CN116443666A (en) * | 2023-06-15 | 2023-07-18 | 江苏高倍智能装备有限公司 | Special-shaped workpiece yarn winding machine |
| CN117104985A (en) * | 2023-10-23 | 2023-11-24 | 德州联合拓普复合材料科技有限公司 | Carbon fiber yarn spreading fiber creel in carbon fiber prepreg preparation |
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