CN106222802B - A kind of carbon fiber high/low temperature is the same as stove carbonizing plant - Google Patents
A kind of carbon fiber high/low temperature is the same as stove carbonizing plant Download PDFInfo
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- CN106222802B CN106222802B CN201610783638.6A CN201610783638A CN106222802B CN 106222802 B CN106222802 B CN 106222802B CN 201610783638 A CN201610783638 A CN 201610783638A CN 106222802 B CN106222802 B CN 106222802B
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
- D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
- D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
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- Carbon And Carbon Compounds (AREA)
Abstract
The present invention relates to a kind of carbon fiber high/low temperatures with stove carbonizing plant, belongs to the engineering device technique field for being exclusively used in production carbon fiber.Tow is sent into carbide furnace and completes low-temperature carbonization and high temperature cabonization through low-temperature carbonization area, high temperature cabonization area successively, the carbide furnace includes lower insulating layer, upper insulating layer and is distributed in heating element, thermal insulation board, low temperature oven Muffle and high temperature furnace Muffle between the two, the thermal insulation board is movably installed between lower insulating layer and upper insulating layer, low temperature oven Muffle, high temperature furnace Muffle are located at the following above and of thermal insulation board, thermal insulation board moves up and down, to adjust the height of low temperature oven Muffle.Invention is applied to carbon fiber to process, has many advantages, such as that low energy consumption, floor space is small, manufacturing procedure is easy.
Description
Technical field
The present invention relates to a kind of carbon fiber high/low temperatures with stove carbonizing plant, belongs to the device technique for being exclusively used in production carbon fiber
Field.
Background technology
Carbon fiber is the inorganic polymer fiber that phosphorus content is higher than 92%, and wherein title graphite of the phosphorus content higher than 99% is fine
Dimension.The axial strength and modulus of carbon fiber are high, and no creep, fatigue durability is good, specific heat and electric conductivity between nonmetallic and metal it
Between, coefficient of thermal expansion is small, good corrosion resistance, and the density of fiber is low.It is better than metal material with the compound engineering material of carbon fiber,
Tensile strength is higher than 3-4 times of steel, and endurance is 2 times high, and weight ratio steel are 3-4 times light, thermally expands 4-5 times small;Graphite fibre
It can accomplish zero variant.Carbon fiber is widely used in national defence, space flight and aviation, guided missile, stealth aircraft and airliner, high-speed rail
The fields such as road traffic, vessel, sports goods, chemical machinery, electric power facility, textile machine and medical instrument.
Existing carbonization technique is divided into two steps of low-temperature carbonization and high temperature cabonization during carbon fibre carbonizing, such as specially
Profit 2011201877120, low-temperature carbonization and high temperature cabonization need two carbonization furnace apparatus, and low temperature carbonization furnace and high temperature carbonization furnace
Cost is high.
Based on this, the application is made.
Invention content
For the drawbacks described above in the presence of existing carbon fibre carbonizing technique, a kind of carbonation process simplicity of the application offer,
The carbon fiber high/low temperature of high-low carbon stove one can be achieved with stove carbonizing plant.
For to achieve the above object, the technical solution that the application takes is as follows:
With stove carbonizing plant, tow is sent into carbide furnace successively through low-temperature carbonization area, high temperature cabonization for a kind of carbon fiber high/low temperature
Area completes low-temperature carbonization and high temperature cabonization, the carbide furnace include lower insulating layer, upper insulating layer and be distributed between the two
Heating element, thermal insulation board, low temperature oven Muffle and high temperature furnace Muffle, the thermal insulation board is movably installed in lower insulating layer and upper guarantor
Between warm layer, low temperature oven Muffle, high temperature furnace Muffle are located at the following above and of thermal insulation board, and thermal insulation board moves up and down, to adjust
Save the height of low temperature oven Muffle.
Further, as preferred:
The carbide furnace both sides are sealed with seal box respectively.It is furthermore preferred that being outlet on the left of the low-temperature carbonization area
Seal box, right side are inlet seal case, are inlet seal case on the left of the high temperature cabonization area, and left side is exit seal case.It is close
The setting of joint sealing contributes to the holding of temperature and carbide furnace atmosphere, it is ensured that carbonation process steadily carries out.
Guide roller is set between the high temperature cabonization area and low-temperature carbonization area, for guiding tow to run.More preferably
, the guide roller includes lower guide roller and upper guide roller, the level heights such as lower guide roller and low temperature oven Muffle
Distribution, the distribution of the level heights such as upper guide roller and high temperature furnace Muffle, and upper guide roller is located above lower guide roller.In this way
Setting helps to maintain the fluency of tow operation, avoids wrecking with the caused tow of tow operating path offset.
The low-temperature carbonization area is provided with lower waste discharge mouth, and high temperature cabonization area is provided with waste discharge mouth.
The carbide furnace is divided into several regions, and the width per area is incremented by from left to right.It is furthermore preferred that the carbonization
Stove is divided into 5th area, is followed successively by 50-300mm, 50-350mm, 50-400mm, 50-450mm, 50- per sector width from left to right
500mm.In carbonisation, the temperature difference of outlet and entry position is maximum, to ensure that carbonization carries out full and uniform, extends as possible
The length of initial working stage and processing termination phase, can effectively extend the accommodation of carbon fibre tow, to ensure tow
The steady progress of processing.
300-1600 DEG C of the fire resistance rating of the thermal insulation board.It is furthermore preferred that the thermal insulation board is graphite English brick or pottery
Porcelain fiberboard.Heat-insulated plate thickness be 50-100mm, can single layer setting, also can multiple layer combination setting, roll adjustment ranging from 50-
500mm。
The high temperature cabonization area entrance is identical as outlet both ends tow surface tension.
The low-temperature carbonization area entrance is identical as outlet both ends tow surface tension.
Carbon fiber high/low temperature provided herein is the same as stove carbonizing plant, it is intended to simplify manufacturing procedure, reduction carbon fiber is set
Standby cost in carbonation process, high and low carbon stove same furnace body and the carbide furnace that is distributed up and down, high temperature carbonization furnace is designed low
Above warm carbide furnace, two stove Muffles share intermediate heating element, using the heat radiation in each area of high temperature carbonization furnace to low temperature
It is heated carbide furnace Muffle upper surface, it is contemplated that high temperature furnace temperature is higher, and heat radiation is larger, in high-carbon stove lower layer heating element
One piece of thermal insulation board of following settings, and these thermal insulation boards can be radiated by adjusting in this way with the height of adjustable range low temperature oven Muffle
Distance controlling heating amount.
Compared with prior art, the good effect of the application is:
(1)By high temperature furnace and two stove of low temperature oven and a stove, low cost saves equipment cost;
(2)High temperature cabonization area is distributed up and down with low-temperature carbonization area, and floor space is small, is conducive to workshop total arrangement;
(3)In carbonisation, high temperature cabonization area shares one group of heating element with low-temperature carbonization area, and utilizes high temperature cabonization
Low-temperature carbonization area is heated in the higher heat radiation in area, and heat makes full use of, and at least reduces the energy consumption of carbon fiber 25%;
(4)It, only need to be in high temperature cabonization area and the upper waste discharge mouth of low-temperature carbonization area distribution setting under in entire production process
Waste discharge mouth, you can the waste discharge for completing whole assembly line is conducive to the waste discharge pipeline for saving and simplifying high and low carbon stove;
(5)High temperature cabonization area is mainly to be isolated and adjusted by thermal insulation board with low-temperature carbonization area, is entirely carbonized
Cheng Zhong, it is only necessary to which at the top of high temperature cabonization area and upper insulating layer is arranged for the distribution of low-temperature carbonization area bottom and lower insulating layer can be completed
The heat preservation of whole assembly line advantageously reduces the use of thermal insulation material, and then reduces equipment installation period.
Description of the drawings
Fig. 1 is the structural schematic diagram of the application;
Fig. 2 is the size marking figure of the application.
Wherein label:1. lower insulating layer;Insulating layer on 2.;3. heating element;4. thermal insulation board;5. low temperature oven horse
Not;51. lower waste discharge mouth;6. high temperature furnace Muffle;Waste discharge mouth on 61.;7. feeding roller;8. guide roller;81. lower guiding sieve
It draws;Guide roller on 82.;9. seal box;91. inlet seal case;92. exit seal case.
Specific implementation mode
Embodiment 1
A kind of carbon fiber high/low temperature of the present embodiment is with stove carbonizing plant, and in conjunction with Fig. 1, tow is sent into through feeding roller 7 and is carbonized
Stove carries out low-temperature carbonization and high temperature cabonization successively, and guide roller 8 is arranged between the two, and tow completes low temperature in low-temperature carbonization area
It after carbonization, is sent at supreme guide roller 82 through lower guide roller 81, high temperature cabonization, submitting is completed into high temperature cabonization area.
Wherein, carbide furnace includes lower insulating layer 1, upper insulating layer 2 and is distributed in heating element 3, thermal insulation board 4, low temperature between the two
Stove Muffle 5 and high temperature furnace Muffle 6, thermal insulation board 4 are movably installed between lower insulating layer 1 and upper insulating layer 2, low temperature oven Muffle 5
Between thermal insulation board 4 and lower insulating layer 1, high temperature furnace Muffle 6 passes through thermal insulation board 4 between thermal insulation board 4 and upper insulating layer 2
It moves up and down, you can adjust the height of low temperature oven Muffle 5.Specific in the present embodiment, lower guide roller 81 and low temperature oven Muffle 5
And the distribution of the level heights such as feeding roller 7, the distribution of the level heights such as upper guide roller 82 and high temperature furnace Muffle 6, and upper guiding
Roller 82 is located at 81 top of lower guide roller, and ensures surface tension of the tow between lower guide roller 81 and feeding roller 7
Identical, surface tension of the tow in upper guide roller 82 and high temperature furnace Muffle 6 is identical.In this way, helping to maintain silk
The fluency of Shu Yunhang avoids wrecking with the caused tow of tow operating path offset;Low-temperature carbonization area is provided with lower waste discharge
Mouth 51, high temperature cabonization area is provided with waste discharge mouth 52;It is 50mm that thermal insulation board 4, which selects graphite English brick, heat-insulated plate thickness, and single layer is set
It sets.
In conjunction with Fig. 2, along tow traffic direction, high temperature cabonization area and low-temperature carbonization are divided into 5th area:
Overall length L is fixed.
L1For 1.25m, H1For 300 mm, 450 DEG C of low-temperature carbonization area temperature, 1400 DEG C of high temperature cabonization area temperature;
L2For 1.25m, H2For 250mm, 550 DEG C of low-temperature carbonization area temperature, 1300 DEG C of high temperature cabonization area temperature;
L3For 1.25m, H3For 200mm, 650 DEG C of low-temperature carbonization area temperature, 1200 DEG C of high temperature cabonization area temperature;
L4For 1.25m, H4For 150mm, 750 DEG C of low-temperature carbonization area temperature, 1000 DEG C of high temperature cabonization area temperature;
L5For 1.25m, H5For 100mm, 800 DEG C of low-temperature carbonization area temperature, 900 DEG C of high temperature cabonization area temperature.
In carbonisation, the temperature difference of outlet and entry position is maximum, to ensure that carbonization carries out full and uniform, prolongs as possible
The length of long initial working stage and processing termination phase, can effectively extend the accommodation of carbon fibre tow, to ensure silk
The steady progress of Shu Jiagong.5th area of high temperature cabonization(That is L1Corresponding region)Lower section is an area of low temperature oven(That is L1Corresponding
Region), two area's temperature differences are maximum, so we will tune up distance of the thermal insulation board 4 away from low temperature oven Muffle, reduce 5th area of high temperature furnace
Thermal exposure;Other areas adjust thermal insulation board distance according to set temperature difference, as an area.
Embodiment 2
The present embodiment is identical as the setting of embodiment 1 and operation principle, difference lies in:Be provided on the left of high temperature cabonization area into
Mouth seal box 91, right side setting outlet seal box 92.The setting of seal box 9 contributes to the holding of temperature and carbide furnace atmosphere, really
Carbonation process is protected steadily to carry out.
Along tow traffic direction, high temperature cabonization area and low-temperature carbonization are divided into 5th area:
L1For 1.25m, H1For 250mm, 500 DEG C of low-temperature carbonization area temperature, 1400 DEG C of high temperature cabonization area temperature;
L2For 1.25m, H2For 200mm, 610 DEG C of low-temperature carbonization area temperature, 1300 DEG C of high temperature cabonization area temperature;
L3For 1.25m, H3For 150mm, 690 DEG C of low-temperature carbonization area temperature, 1200 DEG C of high temperature cabonization area temperature;
L4For 1.25m, H4For 100mm, 780 DEG C of low-temperature carbonization area temperature, 1000 DEG C of high temperature cabonization area temperature;
L5For 1.25m, H5For 50mm, 830 DEG C of low-temperature carbonization area temperature, 900 DEG C of high temperature cabonization area temperature.
Embodiment 3
The present embodiment is identical as the setting of embodiment 1 and operation principle, difference lies in:Along tow traffic direction, pyrocarbon
Change area and low-temperature carbonization is divided into 5th area:
L1For 1.25m, H1For 300mm, 450 DEG C of low-temperature carbonization area temperature, 1400 DEG C of high temperature cabonization area temperature;
L2For 1.25m, H2For 320mm, 320 DEG C of low-temperature carbonization area temperature, 1300 DEG C of high temperature cabonization area temperature;
L3For 1.25m, H3For 300mm, 300 DEG C of low-temperature carbonization area temperature, 1200 DEG C of high temperature cabonization area temperature;
L4For 1.25m, H4For 350mm, 350 DEG C of low-temperature carbonization area temperature, 1000 DEG C of high temperature cabonization area temperature;
L5For 1.25m, H5For 500mm, 370 DEG C of low-temperature carbonization area temperature, 900 DEG C of high temperature cabonization area temperature.
Embodiment 4
The present embodiment is identical as the setting of embodiment 1 and operation principle, difference lies in:Along tow traffic direction, pyrocarbon
Change area and low-temperature carbonization is divided into 5th area:
L1For 1.25m, H1For 50mm, 650 DEG C of low-temperature carbonization area temperature, 1400 DEG C of high temperature cabonization area temperature;
L2For 1.25m, H2For 50mm, 630 DEG C of low-temperature carbonization area temperature, 1300 DEG C of high temperature cabonization area temperature;
L3For 1.25m, H3For 50mm, 670 DEG C of low-temperature carbonization area temperature, 1200 DEG C of high temperature cabonization area temperature;
L4For 1.25m, H4For 50mm, 790 DEG C of low-temperature carbonization area temperature, 1000 DEG C of high temperature cabonization area temperature;
L5For 1.25m, H5For 50mm, 870 DEG C of low-temperature carbonization area temperature, 900 DEG C of high temperature cabonization area temperature.
Carbon fiber high and low temperature provided herein is the same as stove carbonization technique, it is intended to simplify manufacturing procedure, reduction carbon fiber is set
Standby cost in carbonation process, high and low carbon stove same furnace body and the carbide furnace that is distributed up and down, high temperature carbonization furnace is designed low
Above warm carbide furnace, two stove Muffles share intermediate heating element 3, using the heat radiation in each area of high temperature carbonization furnace to low temperature
It is heated 5 upper surface of carbide furnace Muffle, it is contemplated that high temperature furnace temperature is higher, and heat radiation is larger, in high-carbon stove lower layer heating unit
Part 3 following settings, one piece of thermal insulation board 4, and these thermal insulation boards 4 can be with the height of adjustable range low temperature oven Muffle 5, by adjusting spoke
The combination between distance, the material of thermal insulation board 4, thickness three is penetrated, realizes the control of heating amount, and then change temperature.
High temperature furnace and two stove of low temperature oven and a stove, low cost are saved equipment cost by the application;High temperature cabonization area and low temperature
Carbonizing zone is distributed up and down, and floor space is small, is conducive to workshop total arrangement;In carbonisation, high temperature cabonization area and low-temperature carbonization
Area shares one group of heating element, and is heated to low-temperature carbonization area using the higher heat radiation in high temperature cabonization area, and heat is abundant
It utilizes, at least reduces the energy consumption of carbon fiber 25%;It, only need to be in high temperature cabonization area and low-temperature carbonization in entire production process
Area's upper waste discharge mouth of distribution setting and lower waste discharge mouth, you can the waste discharge for completing whole assembly line is conducive to save and simplify high and low carbon
The waste discharge pipeline of stove;High temperature cabonization area is mainly to be isolated and adjusted by thermal insulation board with low-temperature carbonization area, entire to be carbonized
In the process, it is only necessary to which at the top of high temperature cabonization area and upper insulating layer is arranged for the distribution of low-temperature carbonization area bottom and lower insulating layer can be complete
At the heat preservation of whole assembly line, the use of thermal insulation material is advantageously reduced, and then reduce equipment installation period.
The above content is the preferred embodiments of combination the invention to further detailed made by provided technical solution
Describe in detail bright, and it cannot be said that the invention specific implementation is confined to these above-mentioned explanations, for the affiliated technology of the invention
For the those of ordinary skill in field, without departing from the concept of the premise of the invention, several simple deductions can also be made
Or replace, it all shall be regarded as belonging to the protection domain of the invention.
Claims (8)
1. a kind of carbon fiber high/low temperature is the same as stove carbonizing plant, it is characterised in that:Including lower insulating layer, upper insulating layer and it is distributed in
Heating element, thermal insulation board, low temperature oven Muffle and high temperature furnace Muffle between the two, the thermal insulation board are movably installed in lower heat preservation
Between layer and upper insulating layer, low temperature oven Muffle, high temperature furnace Muffle are located at the following above and of thermal insulation board, are moved down on thermal insulation board
It is dynamic, to adjust the height of low temperature oven Muffle, high temperature cabonization area, the lower insulating layer are formed between the upper insulating layer and thermal insulation board
Low-temperature carbonization area is formed between thermal insulation board;The carbide furnace both sides are sealed with seal box respectively;The low temperature oven Muffle,
Guide roller is set between high temperature furnace Muffle.
2. a kind of carbon fiber high/low temperature as described in claim 1 is the same as stove carbonizing plant, it is characterised in that:The high temperature cabonization
It is inlet seal case on the left of area, right side is exit seal case, alternatively, be exit seal case on the left of the low-temperature carbonization area, it is right
Side is inlet seal case.
3. a kind of carbon fiber high/low temperature as described in claim 1 is the same as stove carbonizing plant, it is characterised in that:The guide roller
Including lower guide roller and upper guide roller, the level heights such as lower guide roller and low temperature oven Muffle distribution, upper guide roller with
The level heights such as high temperature furnace Muffle are distributed, and upper guide roller is located above lower guide roller.
4. a kind of carbon fiber high/low temperature as described in claim 1 is the same as stove carbonizing plant, it is characterised in that:The low-temperature carbonization
Area is provided with lower waste discharge mouth, and high temperature cabonization area is provided with waste discharge mouth.
5. a kind of carbon fiber high/low temperature as described in claim 1 is the same as stove carbonizing plant, it is characterised in that:The carbide furnace point
For several regions, the width per area is incremental from left to right.
6. a kind of carbon fiber high/low temperature as claimed in claim 5 is the same as stove carbonizing plant, it is characterised in that:The carbide furnace point
For 5th area, 50-300mm, 50-350mm, 50-400mm, 50-450mm, 50-500mm are followed successively by per sector width from left to right.
7. a kind of carbon fiber high/low temperature as described in claim 1 is the same as stove carbonizing plant, it is characterised in that:The thermal insulation board is
Graphite English brick or ceramic beaverboard, heat-insulated plate thickness be 50-100mm, can single layer setting, also can multiple layer combination setting, roll adjustment
Ranging from 50-500mm.
8. a kind of carbon fiber high/low temperature as described in claim 1 is the same as stove carbonizing plant, it is characterised in that:The low-temperature carbonization
Area's entrance is identical as outlet both ends tow surface tension, and high temperature cabonization area entrance is identical as outlet both ends tow surface tension.
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CN106222802B true CN106222802B (en) | 2018-08-17 |
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JP2009191406A (en) * | 2008-02-15 | 2009-08-27 | Toray Ind Inc | Method of manufacturing carbon fiber sheet |
CN201442999U (en) * | 2009-04-26 | 2010-04-28 | 潍坊华平碳纤维有限公司 | Heating device used for seal furnace mouth |
CN203021696U (en) * | 2012-09-05 | 2013-06-26 | 广州赛奥碳纤维技术有限公司 | High-temperature carbonization furnace for large-scale production of carbon fibers |
CN104611785A (en) * | 2013-11-05 | 2015-05-13 | 中国科学院宁波材料技术与工程研究所 | Low-temperature carbonization furnace |
CN206089897U (en) * | 2016-08-31 | 2017-04-12 | 浙江精业新兴材料有限公司 | High low temperature of carbon fiber is with stove carbonization device |
-
2016
- 2016-08-31 CN CN201610783638.6A patent/CN106222802B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009191406A (en) * | 2008-02-15 | 2009-08-27 | Toray Ind Inc | Method of manufacturing carbon fiber sheet |
CN201442999U (en) * | 2009-04-26 | 2010-04-28 | 潍坊华平碳纤维有限公司 | Heating device used for seal furnace mouth |
CN203021696U (en) * | 2012-09-05 | 2013-06-26 | 广州赛奥碳纤维技术有限公司 | High-temperature carbonization furnace for large-scale production of carbon fibers |
CN104611785A (en) * | 2013-11-05 | 2015-05-13 | 中国科学院宁波材料技术与工程研究所 | Low-temperature carbonization furnace |
CN104611785B (en) * | 2013-11-05 | 2016-08-31 | 中国科学院宁波材料技术与工程研究所 | Low-temperature carbonization furnace |
CN206089897U (en) * | 2016-08-31 | 2017-04-12 | 浙江精业新兴材料有限公司 | High low temperature of carbon fiber is with stove carbonization device |
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Effective date of registration: 20220706 Address after: 312000 91 hills, Binhai Industrial Zone, Keqiao District, Shaoxing, Zhejiang Patentee after: Zhejiang Baojing carbon material Co.,Ltd. Address before: 312000 91 hills, Binhai Industrial Zone, Keqiao District, Shaoxing, Zhejiang Patentee before: ZHEJIANG JINGYE XINXING MATERIAL Co.,Ltd. |