CN208266326U - A kind of processing system of high-strength high-modules carbon fibre - Google Patents
A kind of processing system of high-strength high-modules carbon fibre Download PDFInfo
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- CN208266326U CN208266326U CN201820536161.6U CN201820536161U CN208266326U CN 208266326 U CN208266326 U CN 208266326U CN 201820536161 U CN201820536161 U CN 201820536161U CN 208266326 U CN208266326 U CN 208266326U
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- carbon fibre
- strength high
- modules carbon
- heated drying
- modules
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Abstract
The utility model discloses a kind of processing systems of high-strength high-modules carbon fibre, including sequentially connected surface processing device, water washing device and heated drying-oxidation unit；Heated drying-the oxidation unit is made of heated drying system and oxidative system, and heated drying system includes protection incubator, light source and exhaust passage；Oxidative system includes oxidizing atmosphere reactor, secondary light source and protective housing.Also disclose a kind of processing method of high-strength high-modules carbon fibre, comprising: (1) high-strength high-modules carbon fibre tow carries out oxidation processes to fiber surface continuously across surface processing device；(2) high-strength high-modules carbon fibre surface is washed using water washing device；(3) wash after high-strength high-modules carbon fibre tow pass through heated drying-oxidation unit, receive silk to get.The method of the utility model is easy to operate, controllability is strong, and less energy-consuming, can realize high-strength high-modules carbon fibre it is continuous, quickly, high efficiency drying on the basis of, realize the re-activation of carbon fiber surface.
Description
Technical field
The utility model belongs to carbon fiber production technical field, and in particular to a kind of processing system of high-strength high-modules carbon fibre
System.
Background technique
High-strength high-modules carbon fibre is prepared by 2000 DEG C~3000 DEG C high temperature graphitization processing, and fiber surface is presented
High inertia, it is therefore desirable to its surface be handled to improve fiber surface activity.At present carbon fiber surface treatment method compared with
It is more, especially with solution oxides such as anodic oxidations using in the majority, meeting residual solution after surface oxidation treatment, thus washed
Processing removes fiber surface residual solvent, carries out washing and drying, then in order to subsequent sizing technique.
The most commonly used method of carbon fiber surface washing and drying is that blowing-type drying oven is dried, such as Publication No.
It is real by heated-air drying mode that the Chinese invention patent document of CN102645091A discloses drying device etc. after carbon fiber is washed
Existing fiber surface is dry.But for high-strength high-modules carbon fibre, since high brittleness is presented in fiber, in process of production by
It is easily formed surface lousiness in reasons such as tension drafts, if washing and drying easily causes fiber surface using heated-air drying mode
Lousiness aggravation, and then influence the mechanical property of fiber.
It is done in addition, the Chinese invention patent document of Publication No. CN107385735A is disclosed for the washing of carbon fiber
The system of dry, starching and dryness finalization, using hot-rolling contact furnace drying method, although this method can fast implement carbon fiber baking
It is dry, but since fiber surface is thermally contacted with hot-rolling, cause the active group of carbon fiber surface generation after surface treatment to be sent out
Raw damage, fiber surface activity decline, so that surface treatment loses meaning.
Carbon fiber product UV curing disclosed in the Chinese utility model patent document of Publication No. CN201122045Y
It is proposed to utilize ultraviolet light or infrared light heating method in equipment, but its there are following two points essence is different from the utility model: its
One, application field is different, and patent is to be dried on product for carbon fiber product using infrared lamp and quartz burner
Ultraviolet light coating, the utility model occur in carbon fiber production process, for fiber washing dry；Second, apparatus structure
Totally different, energy consumption differs greatly, and patent need to carry out baking vanish to carbon fiber surface, therefore need to carry out under excessive temperature, thus device
Energy consumption is higher, and the device is complicated, and as needed supply air system to cool down in time to device in its device, and the utility model is simple
It is easy, and carbon fiber rapid draing can also be realized under the conditions ofs visible light etc..
Utility model content
The utility model in view of the deficiencies of the prior art, and combines high-strength high-modules carbon fibre structure and performance characteristics, this reality
With a kind of processing system of high-strength high-modules carbon fibre of new design, the utility model method is easy to operate, controllability is strong, energy consumption
It is low, realize high-strength high-modules carbon fibre surface it is continuous, quickly, highly effective drying is simultaneously, it can be achieved that fiber surface secondary oxidation, greatly
Width improves fiber surface activity.
The utility model is achieved through the following technical solutions:
A kind of processing system of high-strength high-modules carbon fibre, including sequentially connected surface processing device, water washing device and heat
Drying-oxidation unit；
Heated drying-the oxidation unit is made of heated drying system and oxidative system, and heated drying system includes protection heat preservation
Case, light source and exhaust passage；Oxidative system includes oxidizing atmosphere reactor, secondary light source and protective housing.
The surface processing device is used to carry out oxidation processes to high-strength high-modules carbon fibre surface, improves surface-active；Institute
Stating surface processing device is liquid phase oxidation device or anodic oxidation device, can be set as needed as one, twice or multiple tracks.
The water washing device removes the remaining solution of fiber surface for washing to high-strength high-modules carbon fibre surface.
The water washing device can be set as needed as one, twice or multiple tracks.
Heated drying-the oxidation unit realizes high-strength high-modules carbon fibre table using the uniform heat-field of heated drying system in device
The efficient of face, rapid draing processing, carry out surface second oxidation followed by oxidative system.
The light source includes one of visible light, infrared light and ultraviolet light or a variety of.By the way that one or more light are arranged
Source carries out high-strength high-modules carbon fibre surface using thermal diffusion effect using the luminous energy uniform thermal field of formation temperature in the device
It is dry.Since thermal field is uniform inside the device, air-flow will not be generated, thus avoids the generation of high-strength high-modules carbon fibre lousiness, and
And be not in contact directly with fiber surface, so that greater activity is still presented in fiber surface after surface treatment.
The secondary light source is ultraviolet light and/or infrared light, and the uniform thermal field of secondary light source one side formation temperature improves
The oxidation efficiency of oxidative system；Another aspect catalytic oxidative atmosphere realizes surface second activation to fiber surface oxidation processes,
And then the combination of high-strength high-modules carbon fibre and matrix greatly improved, realize that fiber surface activity is substantially improved.
The utility model additionally provides a kind of processing method of high-strength high-modules carbon fibre, comprising:
(1) high-strength high-modules carbon fibre tow carries out oxidation processes to fiber surface continuously across surface processing device；
(2) high-strength high-modules carbon fibre surface is washed using water washing device, removes the remaining solution of fiber surface；
(3) wash after high-strength high-modules carbon fibre tow pass through heated drying-oxidation unit, receive silk to get.
In step (1), oxidation processes are carried out to fiber surface using solution processing mode, such as use liquid phase oxidation, anode
Oxidation etc..
In step (2), using one of spray process, infusion process and moisture film method or a variety of pairs of high-strength high-modules carbon fibre surfaces
It is washed.
In step (3), comprising: the high-strength high-modules carbon fibre tow after washing is dry by the heat in heated drying-oxidation unit
Drying system heats 1~5min at 50~120 DEG C；With laggard peroxidating system, oxidization time is 1~3min, and oxidizing temperature is
80~150 DEG C.
In conclusion the utility model has the following beneficial effects:
(1) in the utility model heated drying-oxidation unit heated drying system, by using luminous energy heating means to high-strength
High-modules carbon fibre washed after drying and processing, be dried, can effectively avoid conducive to uniform heat-field in device
While fiber surface generates lousiness, the continuous, quick of high-strength high-modules carbon fibre, highly effective drying are realized；In oxidative system, lead to
Peroxidizing property atmosphere realizes surface second activation to fiber surface oxidation processes, so greatly improve high-strength high-modules carbon fibre with
The combination of matrix.
(2) utility model device is simple and easy to do, controllability is strong, less energy-consuming, and fiber surface washing and drying can be achieved at the same time
And re-activation, fiber surface activity is remarkably improved while the effectively save energy.
Detailed description of the invention
Fig. 1 is the schematic diagram of the processing system of the utility model embodiment high-strength high-modules carbon fibre；
Fig. 2 is that the surface-element before the processing of the utility model embodiment high-strength high-modules carbon fibre analyzes data；
Fig. 3 is that the surface-element after the utility model embodiment high-strength high-modules carbon fibre surface treated and washing analyzes number
According to；
Fig. 4 is that surface-element of the utility model embodiment high-strength high-modules carbon fibre after complete process analyzes data.
Specific embodiment
Specific embodiment of the present utility model is described in further detail with embodiment with reference to the accompanying drawings of the specification,
It is to be understood that the following examples illustrate the utility model, it is not intended to limit the scope of the present invention.
As shown in Figure 1, the utility model embodiment provides a kind of processing system of high-strength high-modules carbon fibre, including successively
Surface processing device 3, water washing device 8 and the heated drying-oxidation unit of connection；
Heated drying-the oxidation unit is made of heated drying system and oxidative system, and heated drying system includes protection heat preservation
Case 10, light source 11 and exhaust passage 12；Oxidative system includes oxidizing atmosphere reactor 14, secondary light source 15 and protective housing 13,
Heated drying-oxidation unit power supply is controlled by power switch 16.
The utility model embodiment additionally provides a kind of processing method of high-strength high-modules carbon fibre, comprising:
(1) high-strength high-modules carbon fibre tow 1 enters in surface processing device 3 by conductive rollers 2, conductive rollers 2 and conduction
Roller 6 is passed through DC current, is cathode by anode, graphite plate 5 of carbon fiber, to carbon fiber due to the conductive energy of carbon fiber
Surface carries out Continuous Anodic Oxidation Treatment, to realize that carbon fiber surface activates.
(2) after being surface-treated, high-strength high-modules carbon fibre tow enters in water washing device 8 by rolling roller 7, uses deionization
Water carries out infiltration cleaning to fiber, removes the remaining electrolyte solution of fiber surface.
(3) fiber enters heated drying-oxidation unit heated drying system by rolling roller 9 after washing, and light source 11 is in electricity
It, can be uniformly hot in protection 10 formation temperature of incubator by Effective Regulations such as light source power, quantity of light source under source 16 controls
, fiber surface is dried using thermal diffusion effect, realizes continuous, the flash baking of carbon fiber surface, is dried to ensure
Water vapour excludes in time during dry, is equipped with exhaust passage 12 in light source two sides.The gases such as air enter oxidizing atmosphere hair
Raw device 14 forms oxidizing atmosphere by physical-chemical reaction, and subsequent oxidizing atmosphere enters heated drying-oxidation through gas passage
The oxidative system of device, fiber after drying enter in oxidative system protective housing 13, under the effect of secondary light source 15, to fiber
Surface carries out oxidation processes.
As shown in Figure 1, the surface processing device 3 and water washing device 8 can be by one, twice or multiple tracks device groups
At；Preferably, the present embodiment surface processing device 3 by forming together, and water washing device 8 by forming together.
Different number illumination lamp, illumination lamp can be set in light source 11 in the heated drying system of the heated drying-oxidation unit
Shape can also rectangular, arc etc., and illumination lamp can be the different light sources such as visible light, ultraviolet light, infrared light；As preferred side
Case, the present embodiment light source 11 are visible light source, amount to 4 arc light sources, are distributed in fibre bundle two sides up and down, every side 2
Arc light source, high-strength high-modules carbon fibre tow after washing is in heated drying system to heat 1min at 110 DEG C.
The secondary light source 15 of the oxidative system of the heated drying-oxidation unit is one kind or mixing of ultraviolet light, infrared light.
Preferably, the present embodiment secondary light source 15 amounts to 2 rectangular light sources, is distributed in oxidative system using ultraviolet light as light source
The two sides up and down of middle fibre bundle, the fiber after drying is in oxidative system with 150 DEG C of oxidation 1min.
Fig. 2, Fig. 3, Fig. 4 be respectively be surface-treated before, surface treatment and washing process after, high-strength and high-modulus carbon after secondary oxidation
Fiber surface Elemental analysis data, O constituent content is only 1.67% before being surface-treated, and is increased to after anodized
4.10%, after heated drying-oxidation unit oxidative system secondary oxidation, O constituent content be can be improved to 10.58%, real
Existing fiber surface activity greatly improves.
The utility model is by forming uniform heat-field in heated drying-oxidation unit heated drying system, due to not generating
Air-flow, therefore not will lead to carbon fiber surface and generate lousiness, and will not be thermally contacted with fiber surface in drying process, because
This can keep fiber-reactive in fiber surface drying process, to realize that carbon fiber is continuous, fast and efficiently dries；And
In oxidative system, by carrying out re-activation to fiber surface using oxidizing atmosphere such as ozone etc., it can greatly improve high-strength
High-modules carbon fibre and matrix binding ability.
The above, only have been shown and described the utility model basic principles and main features and the utility model it is excellent
Point.For the present embodiment for illustrating the technical solution of the utility model rather than limiting, those of ordinary skill in the art are practical new to this
The other modifications or equivalent replacement that the technical solution of type is made, without departing from the spirit and model of technical solutions of the utility model
It encloses, should all cover in the scope of the claims of the utility model.
Claims (7)
1. a kind of processing system of high-strength high-modules carbon fibre, which is characterized in that including sequentially connected surface processing device, washing
Device and heated drying-oxidation unit；
Heated drying-the oxidation unit is made of heated drying system and oxidative system, and heated drying system includes protection incubator, light
Source and exhaust passage；Oxidative system includes oxidizing atmosphere reactor, secondary light source and protective housing.
2. the processing system of high-strength high-modules carbon fibre according to claim 1, which is characterized in that the surface processing device
For liquid phase oxidation device or anodic oxidation device.
3. the processing system of high-strength high-modules carbon fibre according to claim 2, which is characterized in that the surface processing device
Be set as together, twice or multiple tracks.
4. the processing system of high-strength high-modules carbon fibre according to claim 1, which is characterized in that the water washing device setting
For one, twice or multiple tracks.
5. the processing system of high-strength high-modules carbon fibre according to claim 1, which is characterized in that the light source includes visible
One of light, infrared light and ultraviolet light are a variety of.
6. the processing system of high-strength high-modules carbon fibre according to claim 5, which is characterized in that the light source is set as one
It is a or multiple.
7. the processing system of high-strength high-modules carbon fibre according to claim 1, which is characterized in that the secondary light source is purple
Outer light and/or infrared light.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201820536161.6U CN208266326U (en) | 2018-04-16 | 2018-04-16 | A kind of processing system of high-strength high-modules carbon fibre |
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| CN201820536161.6U CN208266326U (en) | 2018-04-16 | 2018-04-16 | A kind of processing system of high-strength high-modules carbon fibre |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108486692A (en) * | 2018-04-16 | 2018-09-04 | 中国科学院宁波材料技术与工程研究所 | A kind of processing method and system of high-strength high-modules carbon fibre |
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2018
- 2018-04-16 CN CN201820536161.6U patent/CN208266326U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108486692A (en) * | 2018-04-16 | 2018-09-04 | 中国科学院宁波材料技术与工程研究所 | A kind of processing method and system of high-strength high-modules carbon fibre |
| CN108486692B (en) * | 2018-04-16 | 2024-01-02 | 中国科学院宁波材料技术与工程研究所 | High-strength high-modulus carbon fiber processing method and system |
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