CN106319932B - A kind of carbon nanotube laying apparatu for carbon fiber - Google Patents
A kind of carbon nanotube laying apparatu for carbon fiber Download PDFInfo
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- CN106319932B CN106319932B CN201510404911.5A CN201510404911A CN106319932B CN 106319932 B CN106319932 B CN 106319932B CN 201510404911 A CN201510404911 A CN 201510404911A CN 106319932 B CN106319932 B CN 106319932B
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- carbon
- carbon nanotube
- operating room
- carbon fiber
- laying apparatu
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 102
- 239000002041 carbon nanotube Substances 0.000 title claims abstract description 64
- 229910021393 carbon nanotube Inorganic materials 0.000 title claims abstract description 64
- 229920000049 Carbon (fiber) Polymers 0.000 title claims abstract description 39
- 239000004917 carbon fiber Substances 0.000 title claims abstract description 39
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 239000000835 fiber Substances 0.000 claims abstract description 46
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 38
- 238000002309 gasification Methods 0.000 claims abstract description 32
- 238000002347 injection Methods 0.000 claims abstract description 15
- 239000007924 injection Substances 0.000 claims abstract description 15
- 239000000428 dust Substances 0.000 claims description 20
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 239000007921 spray Substances 0.000 claims description 8
- 238000001228 spectrum Methods 0.000 claims description 5
- 230000008021 deposition Effects 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims 1
- 238000005507 spraying Methods 0.000 claims 1
- BYACHAOCSIPLCM-UHFFFAOYSA-N 2-[2-[bis(2-hydroxyethyl)amino]ethyl-(2-hydroxyethyl)amino]ethanol Chemical group OCCN(CCO)CCN(CCO)CCO BYACHAOCSIPLCM-UHFFFAOYSA-N 0.000 abstract 1
- 239000002131 composite material Substances 0.000 description 9
- 239000000463 material Substances 0.000 description 6
- 239000011159 matrix material Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000000151 deposition Methods 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 239000000805 composite resin Substances 0.000 description 2
- 239000011229 interlayer Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000002929 anti-fatigue Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005229 chemical vapour deposition Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000010924 continuous production Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001962 electrophoresis Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000007380 fibre production Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000002071 nanotube Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The present invention provides a kind of carbon nanotube laying apparatu for carbon fiber, the device includes carbon nanotube delivery pump, current-carrying air compressor and operating room, it is theed improvement is that, operating room is respectively equipped with gasification nozzle and high wind power injection equipment, gasification nozzle is connect with carbon nanotube delivery pump and current-carrying air compressor respectively by pipeline, and operating room both ends are correspondingly provided with carbon fibre tow entrance 10 along same axis.Compared with the prior art, provided by the present invention for the carbon nanotube laying apparatu of carbon fiber, structure is simple, convenient for operation, greatly improves the carbon nanotube loaded efficiency to carbon fiber surface.
Description
Technical field
The present invention relates to a kind of laying apparatu, in particular to a kind of carbon nanotube laying apparatu for carbon fiber.
Background technique
Carbon fiber is a kind of continuous filament material of diameter range at 6~8 μm, is that one kind that recent decades grow up is new
Profile material.With the Advanced Resin-based Composites that carbon fiber and high performance resin matrix are combined be at present it is with the most use,
It is also a kind of most important structural composite material
Carbon nanotube is in terms of the activeness and quietness of fibre resin based composites using very wide.Generally from three dimensions
The destruction of composite material, i.e., macroscopical, submicroscopic and microcosmic dimension.It is said from macro, the interlaminar failure of material is mainly by layer
Between fracture toughness influence, carbon nanotube is mainly de- by the interface of the inelastic deformation of matrix, fiber-matrix under this dimension
The influence of the mechanism to composite property such as viscous；It is said from submicroscopic dimension, the interlaminal toughness and interlayer dimension and material of composite material
Transversal crack is related to the local unsticking of fiber in material, and carbon nanotube mainly passes through the extraction of carbon pipe, bridging etc. under this dimension
Effect has an impact composite property；It is said from microcosmic dimension, the performance of resin matrix such as toughness affects composite material
Interlayer performance, said from this dimension, carbon nanotube mainly pass through fracture-arrest, crack blunting, crack deflection and cause moulding
The mechanism such as deformation are to composite material activeness and quietness.
Lot of documents research points out that the carbon nanotube for being added to the fiber surface of composite material can be improved fiber reinforcement and answer
Performance has very big improvement outside the performance of condensation material, the especially face of the interface phase to fiber and matrix and matrix dominates district, such as
The improvement of interlaminar fracture toughness, adhesion strength, interface shear strength IFSS and anti-fatigue ability, and carbon nanotube can be used as
Strain and destruction sensor go the local train of monitoring fibre reinforced composites, the origin of micro crack, destruction accumulation with reality
The ability of existing healthy and safe monitoring.
Currently, mainly arriving carbon fiber surface for carbon nanotube loaded using following several method:
1, carbon fiber surface is coated to dilute polymeric compositions containing carbon nanotube；
2, carbon nanotube directly is grown in fiber surface with chemical vapour deposition technique；
3, functionalized carbon nanotube is grafted to fiber surface by chemical reaction；
4, with electrophoresis in fiber surface deposition of carbon nanotubes.
But there is following two in the above method:
1, carbon fiber is damaged, so that fiber surface is generated defect, influences the tensile property of fiber；
2, industrial applications are not particularly suited for.
To solve the above problems, the present invention provides it is a kind of simple and effective and be capable of industrial applications by carbon nanotube
Load to the device of carbon fiber surface.
Summary of the invention
To solve the above-mentioned problems, the present invention provides a kind of carbon nanotube laying apparatu for carbon fiber, structure letters
It is single, convenient for operation, greatly improve the carbon nanotube loaded efficiency to carbon fiber surface.
The purpose of the present invention is adopt the following technical solutions realization:
A kind of carbon nanotube laying apparatu for carbon fiber provided by the invention, described device include carbon nanotube conveying
Pump 1, current-carrying air compressor 3 and operating room 8, the improvement is that: the operating room 8 is respectively equipped with gasification nozzle 5, high-pressure blast
Power injection equipment 7 and carbon fibre tow entrance 10, the gasification nozzle 5 by pipeline respectively with the carbon nanotube delivery pump
1 and current-carrying air compressor 3 connect.
First optimal technical scheme provided by the invention is that the gasification nozzle 5 passes through current-carrying gas conduit 2 and current-carrying gas
Compressor 3 connects, and the current-carrying gas conduit 2 is equipped with current-carrying air pressure force regulating valve 4.
Second optimal technical scheme provided by the invention is that gasification nozzle pressure tune is respectively equipped on the gasification nozzle 5
Save valve 6 and pressure sensor 13；The gasification nozzle 5 is arranged between the carbon fibre tow entrance 10 and perpendicular to institute
The opening direction of carbon fibre tow entrance 10 is stated, the spray regime of the gasification nozzle 5 is less than or equal to 120 ° fan-shaped surfaces.
Third optimal technical scheme provided by the invention is, the quantity of the high wind power injection equipment 7 is greater than 1, and
Every the opposite cavity wall in the operating room 8 is arranged in；The high wind power injection equipment 7 is perpendicular to the carbon fibre tow entrance
10 opening direction, the spray regime of the high wind power injection equipment 7 are less than or equal to 120 ° fan-shaped surfaces.
4th optimal technical scheme provided by the invention is that 8 bottom of operating room is equipped with for collecting deposition carbon nanometer
The collecting mechanism 9 of pipe.
5th optimal technical scheme provided by the invention is that the carbon fibre tow entrance 10 is set along same axis direction
It sets in 8 both ends of operating room, the operating room 8 and is located on the inside of carbon fibre tow entrance 10 and be correspondingly provided with perpendicular to institute
The baffle 12 of 10 opening direction of carbon fibre tow entrance is stated, the baffle 12 is equipped with to be located at together with carbon fibre tow entrance 10
The gap of one axis, the height in the gap are equal to the height of carbon fibre tow entrance 10.
6th optimal technical scheme provided by the invention is that the operating room 8 is vertical or horizontal, the circular operating room
8 are equipped with dust cover 11.
7th optimal technical scheme provided by the invention is that operating room's branch is equipped between the dust cover 11 and operating room 8
Frame 14, the dust cover 11 are equipped with carbon fibre tow entrance 10 corresponding with the carbon fibre tow entrance 10.
8th optimal technical scheme provided by the invention is that the pressure regulation spectrum of the current-carrying air pressure force regulating valve 4 is
0.5MPa~2MPa.
9th optimal technical scheme provided by the invention is the pressure regulation spectrum of the gasification nozzle pressure-regulating valve 6
For 0.5MPa~3MPa.
Tenth optimal technical scheme provided by the invention is, the wind speed of the high wind power injection equipment 7 be 10m/s~
15m/s。
Compared with the latest prior art, the invention has the following beneficial effects:
1, provided by the present invention for the carbon nanotube laying apparatu of carbon fiber, structure is simple, convenient for operation, is greatly improved
The carbon nanotube loaded efficiency to carbon fiber surface.
2, provided by the present invention for the carbon nanotube laying apparatu of carbon fiber, carbon nanotube obtains very well in operating room
Dispersion, can effectively deposit to the carbon fiber surface by operating room.
3, provided by the present invention for the carbon nanotube laying apparatu of carbon fiber, can be connected on carbon fiber production line
Continuous production run, easy to operate, practical, production cost is low.
4, provided by the present invention for the carbon nanotube laying apparatu of carbon fiber, the carbon nanotube of operating room's cavity wall is deposited to
It can be collected by collecting mechanism and be utilized again.
5, provided by the present invention for the carbon nanotube laying apparatu of carbon fiber, carbon nanotube fugitive dust can be by work
Baffle blocks, and slackens carbon nanotube fugitive dust to Environmental diffusion；The dust cover outside operating room can further weaken carbon simultaneously
Nanotube fugitive dust is spread to ambient enviroment, ensure that the cleaning of working area environment.
Detailed description of the invention
Fig. 1: provided by the present invention for the structural schematic diagram of the carbon nanotube laying apparatu of carbon fiber；
Wherein: 1, carbon nanotube delivery pump；2, current-carrying gas conduit；3, current-carrying air compressor；4, current-carrying atmospheric pressure is adjusted
Valve；5, gasification nozzle；6, gasification nozzle pressure-regulating valve；7, high wind power injection equipment；8, operating room；9, collecting mechanism；10,
Carbon fibre tow entrance；11, dust cover；12, baffle；13, pressure sensor；14, operating room's bracket.
Specific embodiment
Specific embodiments of the present invention will be described in further detail with reference to the accompanying drawing.
The present embodiment is by taking the carbon nanotube laying apparatu for carbon fiber as an example, as shown in Figure 1, the embodiment of the present invention provides
The carbon nanotube laying apparatu for carbon fiber include: carbon nanotube delivery pump 1, current-carrying air compressor 3 and operating room 8,
8 cavity wall of operating room is respectively equipped with the high wind power injection equipment 7 of gasification nozzle 5 and quantity greater than 1, the chamber in 8 bottom of operating room
Wall is equipped with the collecting mechanism 9 for collecting deposition of carbon nanotubes；8 both ends of operating room are correspondingly provided with carbon fibre tow along same axis
Entrance 10；It is located on the inside of carbon fibre tow entrance 10 in operating room 8 and is correspondingly provided with perpendicular to carbon fibre tow entrance 10
The baffle 12 of opening direction, baffle 12 are equipped with the gap for being located at same axis with carbon fibre tow entrance 10, the height in gap
Equal to the height of carbon fibre tow entrance 10.
Wherein, gasification nozzle 5 is connect by pipeline with carbon nanotube delivery pump 1；Gasification nozzle 5 passes through current-carrying gas conduit
2 connect with current-carrying air compressor 3, and current-carrying air pressure force regulating valve 4, current-carrying air pressure force regulating valve 4 are equipped on current-carrying gas conduit 2
Pressure regulation spectrum be 0.5MPa~2MPa.Gasification nozzle pressure-regulating valve 6 and pressure sensing are respectively equipped on gasification nozzle 5
Device 13, gasification nozzle 5 are arranged between carbon fibre tow entrance 10 and perpendicular to the opening of carbon fibre tow entrance 10
Direction, the spray regime of gasification nozzle 5 are less than or equal to 120 ° fan-shaped surfaces, and the pressure of gasification nozzle pressure-regulating valve 6 adjusts model
It encloses for 0.5MPa~3MPa.
Wherein, high wind power injection equipment 7 is arranged at intervals on the opposite cavity wall in operating room 8, and high wind power injection equipment 7 hangs down
Directly in the opening direction of carbon fibre tow entrance 10, the spray regime of high wind power injection equipment 7 is to fan less than or equal to 120 °
Shape face, the wind speed of high wind power injection equipment 7 are 10m/s~15m/s.
Wherein, operating room 8 is vertical or horizontal, is equipped with dust cover 11 around operating room 8；Dust cover 11 and operating room 8 it
Between be equipped with operating room's bracket 14, dust cover 11 be equipped with carbon fibre tow entrance corresponding with carbon fibre tow entrance 10
10。
Embodiment 1
The process that carbon fiber surface lays carbon nanotube is as follows:
Firstly, opening high pressure blower fugitive dust mechanism 7, and wind speed is adjusted in 10ms~15m/s；
Secondly, current-carrying air compressor 3 is opened, by current-carrying air pressure force regulating valve 4 by current-carrying gas pressure control in 0.5MPa
~2MPa；
Then, gasification nozzle 5 is opened, the ejection pressure control of gasification nozzle 5 is existed by gasification nozzle pressure-regulating valve 6
0.5MPa~3MPa, and pressure value is sprayed by 13 real-time monitoring of pressure sensor；
Again, start carbon nanotube delivery pump 1, carbon nanotube is conveyed to gasification nozzle 5 by pipeline；
Finally, carbon fibre tow is passed through dust cover 11 and operating room 8 through carbon fibre tow entrance 10, operating room is passed through
8 carbon fibre tow surface can load carbon nanotube；Meanwhile the carbon nanotube for depositing to 8 bottom chamber wall of operating room can be by receiving
The collection of collecting mechanism 9 utilizes again.
In carbon nanotube laying apparatu operational process, carbon nanotube fugitive dust is blocked by the baffle 12 in operating room 8, is slackened
Carbon nanotube fugitive dust is to Environmental diffusion；Dust cover 11 outside operating room 8 can also further weaken carbon nanotube fugitive dust to week
Environmental diffusion is enclosed, ensure that the environment of working region is clean.
Finally it should be noted that: the above embodiments are merely illustrative of the technical scheme of the present invention and are not intended to be limiting thereof, to the greatest extent
Invention is explained in detail referring to above-described embodiment for pipe, it should be understood by those ordinary skilled in the art that: still
It can be with modifications or equivalent substitutions are made to specific embodiments of the invention, and without departing from any of spirit and scope of the invention
Modification or equivalent replacement, are intended to be within the scope of the claims of the invention.
Claims (10)
1. a kind of carbon nanotube laying apparatu for carbon fiber, described device includes carbon nanotube delivery pump (1), current-carrying air pressure
Contracting machine (3) and operating room (8), it is characterised in that: the operating room (8) is respectively equipped with gasification nozzle (5), high wind power spraying machine
Structure (7) and carbon fibre tow entrance (10), the gasification nozzle (5) by pipeline respectively with the carbon nanotube delivery pump
(1) it is connected with current-carrying air compressor (3)；
Gasification nozzle pressure-regulating valve (6) and pressure sensor (13) are respectively equipped on the gasification nozzle (5)；The gasification spray
Mouth (5) is arranged between the carbon fibre tow entrance (10) and opening perpendicular to carbon fibre tow entrance (10)
Mouth direction, the spray regime of the gasification nozzle (5) are less than or equal to 120 ° fan-shaped surfaces.
2. being used for the carbon nanotube laying apparatu of carbon fiber as described in claim 1, which is characterized in that the gasification nozzle
(5) it is connect by current-carrying gas conduit (2) with current-carrying air compressor (3), the current-carrying gas conduit (2) is equipped with current-carrying air pressure
Force regulating valve (4).
3. being used for the carbon nanotube laying apparatu of carbon fiber as described in claim 1, which is characterized in that the high wind power spray
The quantity for penetrating mechanism (7) is greater than 1, and is arranged at intervals on the opposite cavity wall in the operating room (8)；The high wind power injection equipment
(7) perpendicular to the opening direction of the carbon fibre tow entrance (10), the spray regime of the high wind power injection equipment (7)
For less than or equal to 120 ° fan-shaped surfaces.
4. being used for the carbon nanotube laying apparatu of carbon fiber as described in claim 1, which is characterized in that the operating room (8)
Bottom is equipped with the collecting mechanism (9) for collecting deposition of carbon nanotubes.
5. being used for the carbon nanotube laying apparatu of carbon fiber as described in claim 1, which is characterized in that the carbon fibre tow
Entrance (10) is arranged in the operating room (8) both ends, the operating room (8) along same axis direction and is located at carbon fiber wire
The baffle (12) perpendicular to carbon fibre tow entrance (10) opening direction is correspondingly provided on the inside of beam entrance (10), it is described
Baffle (12) is equipped with the gap for being located at same axis with carbon fibre tow entrance (10), and the height in the gap is equal to carbon fiber
The height of tow entrance (10).
6. being used for the carbon nanotube laying apparatu of carbon fiber as described in claim 1, which is characterized in that the operating room (8)
Be it is vertical or horizontal, around the operating room (8) be equipped with dust cover (11).
7. being used for the carbon nanotube laying apparatu of carbon fiber as claimed in claim 6, which is characterized in that the dust cover (11)
Operating room's bracket (14) are equipped between operating room (8), the dust cover (11) is equipped with and the carbon fibre tow entrance
(10) corresponding carbon fibre tow entrance (10).
8. being used for the carbon nanotube laying apparatu of carbon fiber as claimed in claim 2, which is characterized in that the current-carrying atmospheric pressure
The pressure regulation spectrum of regulating valve (4) is 0.5MPa~2MPa.
9. being used for the carbon nanotube laying apparatu of carbon fiber as described in claim 1, which is characterized in that the gasification nozzle pressure
The pressure regulation spectrum of force regulating valve (6) is 0.5MPa~3MPa.
10. being used for the carbon nanotube laying apparatu of carbon fiber as claimed in claim 3, which is characterized in that the high wind power
The wind speed of injection equipment (7) is 10m/s~15m/s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510404911.5A CN106319932B (en) | 2015-07-10 | 2015-07-10 | A kind of carbon nanotube laying apparatu for carbon fiber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510404911.5A CN106319932B (en) | 2015-07-10 | 2015-07-10 | A kind of carbon nanotube laying apparatu for carbon fiber |
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| Publication Number | Publication Date |
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| CN106319932A CN106319932A (en) | 2017-01-11 |
| CN106319932B true CN106319932B (en) | 2018-12-18 |
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| CN108442101A (en) * | 2018-04-28 | 2018-08-24 | 青岛科技大学 | A kind of large-scale production equipment of carbon nano-tube modification carbon fiber surface |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101010260A (en) * | 2004-07-27 | 2007-08-01 | 独立行政法人产业技术综合研究所 | Single-layer carbon nanotube and aligned single-layer carbon nanotube bulk structure, and their production process, production apparatus and use |
| CN101022891A (en) * | 2004-08-13 | 2007-08-22 | 帝国化学工业公司 | Airless spray-coating of a surface with a viscous aqueous architectural coating composition |
| CN102513264A (en) * | 2011-11-10 | 2012-06-27 | 石金精密科技（深圳）有限公司 | Impregnation device and method of carbon fiber flexible felt prepreg |
-
2015
- 2015-07-10 CN CN201510404911.5A patent/CN106319932B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101010260A (en) * | 2004-07-27 | 2007-08-01 | 独立行政法人产业技术综合研究所 | Single-layer carbon nanotube and aligned single-layer carbon nanotube bulk structure, and their production process, production apparatus and use |
| CN101022891A (en) * | 2004-08-13 | 2007-08-22 | 帝国化学工业公司 | Airless spray-coating of a surface with a viscous aqueous architectural coating composition |
| CN102513264A (en) * | 2011-11-10 | 2012-06-27 | 石金精密科技（深圳）有限公司 | Impregnation device and method of carbon fiber flexible felt prepreg |
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