CN104674485B - The fibrillation shaping equipment of a kind of ultrathin carbon fiber bundle and method - Google Patents
The fibrillation shaping equipment of a kind of ultrathin carbon fiber bundle and method Download PDFInfo
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Abstract
The present invention discloses a kind of fibrillation shaping equipment and the method for ultrathin carbon fiber bundle, and its device includes that many groups set gradually exhibition yarns are to roller, hot-rolling and horizontal adjustment roller；Often group exhibition yarn is provided with a hydraulic lifter to roller, and each hydraulic lifter is fixed on support, and hot-rolling two ends are fixing with support to be connected, and the rotating shaft terminal of horizontal adjustment roller is also fixing with support to be connected；During carbon fiber bundle conveying, hot-rolling maintains static dynamic；Its method is surface first passes through exhibition yarn to roller with the carbon fiber bundle of serosity, and by the exhibition yarn squeezing action to roller and the lubrication of serosity, carbon fiber bundle is also driven plain whole by broadening equably, simultaneously concavo-convex in carbon fiber bundle fiber；Then carbon fiber bundle maintains static dynamic through hot-rolling, hot-rolling, is dried carbon fiber bundle by hot-rolling, makes the silk after carbon fiber bundle holding broadening wide.After the present invention is applied to carbon fiber production technology, it is possible to realize carbon fiber bundle ultrathin, on-line continuous quickly produces, and can meet the exploitation of downstream super-light and super-thin products.
Description
Technical field
The present invention relates to carbon fiber production technical field, the fibrillation particularly to a kind of ultrathin carbon fiber bundle is shaped
Device and method.
Background technology
The downstream application of carbon fiber is gradually popularized at present, and simultaneously along with the development of science and technology, carbon fiber product tends to
Ultralight, ultra-thin, superpower direction is developed.
Carbon fiber surface starching process and drying course be carbon fiber produce must be through process, after carbon fiber starching
The water on its surface and resin are liquid, and liquid can be shrunk to the trend of bead by effect of surface tension.In tradition
Carbon fiber production technology in, generally just directly use forced air oven that carbon fiber is entered after carbon fiber starching
Row is dried, and during being somebody's turn to do, the water of carbon fiber surface and liquid resin easily evaporate contraction, cause carbon fiber to dry
The wide contraction of silk during Gan, this phenomenon seriously hampers the development of ultralight or ultra-thin carbon fiber product.Therefore,
Solve this problem the development of carbon fiber product is had great significance.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, for the production technology of carbon fiber, it is provided that one
Plant the fibrillation shaping equipment of ultrathin carbon fiber bundle, after the production technology of carbon fiber sets up this device, can be not
In the case of destroying carbon fibre material primary characteristic, promote carbon fiber wire width, to meet the ultralight ultra-thin product in downstream
The exploitation of product.
Another object of the present invention is to provide opening of a kind of ultrathin carbon fiber bundle realized by said apparatus
Fine method for shaping.
The technical scheme is that the fibrillation shaping equipment of a kind of ultrathin carbon fiber bundle, including support, heat
Roller, horizontal adjustment roller and many group exhibition yarns are to roller, according to the conveying direction of carbon fiber bundle, many group exhibition yarns to roller,
Hot-rolling and horizontal adjustment roller set gradually；Often group exhibition yarn is provided with a hydraulic lifter, each hydraulic lifting to roller
Machine is fixed on support, and hot-rolling two ends and support are fixing to be connected, the rotating shaft terminal of horizontal adjustment roller also with prop up
Frame is fixing to be connected；During carbon fiber bundle conveying, hot-rolling maintains static dynamic.
What described exhibition yarn included upper roller and the lower roller that structure is identical, upper roller and lower roller to roller turns to phase
Instead, the rotating shaft terminal of upper roller and lower roller is connected with hydraulic lifter respectively, is adjusted by hydraulic lifter
Gap between joint upper roller and lower roller, gap is the conveyor surface of carbon fiber bundle.
Gap between described upper roller and lower roller is 0.05～0.175mm.Gap precision controls
0.001mm, exhibition yarn is to rotate with fiber the method for operation of roller, by regulating the width in gap, can realize
The carbon fiber bundle that different silks are wide.
Described exhibition yarn has 3 groups to roller, and the conveyor surface of roller is positioned in same level by each group exhibition yarn.
Described exhibition yarn is in roller, and the surface roughness of upper roller and lower roller is respectively Ra=0.1, upper roller
It is rustless steel roller with lower roller.
The radius of described upper roller and the radius of lower roller are 5～15cm, and the radius of hot-rolling is 10～35cm,
And the radius of hot-rolling is at least 2 times of upper roller or lower roller radius.Wherein, the radius of upper roller and lower roll
The radius of cylinder is unsuitable excessive, owing to providing driving dynamic upper roller and lower roller by the frictional force of carbon fiber bundle
Power, if radius is excessive, the most easily produces fracture of wire phenomenon.
Described hot-rolling is rustless steel roller, surface roughness Ra=0.1 of hot-rolling, and the temperature of hot-rolling is
100～260 DEG C.
Described horizontal adjustment roller is rustless steel roller, surface roughness Ra=0.1 of horizontal adjustment roller.
Wherein, exhibition yarn can be according to the reality of carbon fiber bundle to the surface roughness of roller, hot-rolling and horizontal adjustment roller
Requirement selects, it is desirable to carbon fiber bundle is not by scratch.
Exhibition yarn it is fixed with to roller clearance controller, the hydraulic lifter that each group exhibition yarn is corresponding to roller on described support
With exhibition yarn, roller clearance controller is electrically connected respectively.By exhibition yarn to roller clearance controller, can detect in real time
Whether gap between upper roller and lower roller in roller is in preset range by exhibition yarn, can control each liquid simultaneously
Pressure elevator regulates corresponding gap.
Being fixed with heat roller temperature controller on described support, hot-rolling is electrically connected with heat roller temperature controller.Logical
Crossing heat roller temperature controller, whether the temperature that can detect hot-rolling in real time is in preset range, can control simultaneously
The heater that hot-rolling is external, is adjusted the temperature of hot-rolling.
In above-mentioned fibrillation shaping equipment, arranging exhibition yarn is the serosity to carbon fiber bundle and its surface to the purpose of roller
Extrude, can carbon fiber bundle broadening equably is (in extrusion process carbon fiber bundle concavo-convex by extruding
Fiber is driven plain whole, and due to extruding and the lubrication of serosity, carbon fiber bundle is by broadening equably), thus
Improve that the silk of carbon fiber bundle is wide and planarization.The purpose arranging hot-rolling is that carbon fiber bundle is at hot-rolling drying course
In stablize that it is wide, principle is that the drafting force that is subject to of carbon fiber bundle drying course, carbon fiber bundle are anti-with roller tangent line
To frictional force, hot-rolling make a concerted effort to carbon fiber bundle tangent line vertical direction to resist water droplet in serosity contractility (by
Very big in water surface tension, drying course, water droplet evaporation contraction, carbon fiber bundle has the tension force of contraction, hot-rolling
The tension force that can be effective against water in the drying course of carbon fiber bundle shrinks), to ensure that carbon fiber bundle is dried
Before and dry after the wide consistent size of silk, drying course does not shrinks.Roller gap is controlled by hydraulic lifter, exhibition yarn
Device processed, heat roller temperature controller, horizontal adjustment roller and support are as the composition accessory of fibrillation shaping equipment, complete
Its corresponding various functions kind.
The fibrillation method for shaping of a kind of ultrathin carbon fiber bundle is realized, including following according to above-mentioned fibrillation shaping equipment
Step:
(1) it is pre-adjusted each group of exhibition yarn gap to roller by hydraulic lifter, and sets the temperature of hot-rolling
Degree；
(2) surface first passes through exhibition yarn to roller with the carbon fiber bundle of serosity, is made the extruding of roller by exhibition yarn
By the lubrication with serosity, carbon fiber bundle is by broadening equably, and simultaneously concavo-convex in carbon fiber bundle fiber is also
It is driven plain whole；
(3) broadened and after flattening carbon fiber bundle maintains static dynamic through hot-rolling, hot-rolling, passes through
Carbon fiber bundle is dried by hot-rolling, makes the silk after carbon fiber bundle holding broadening wide；Its principle is carbon fiber bundle
Drafting force, carbon fiber bundle and the reverse friction power of roller tangent line, hot-rolling that drying course is subject to are to carbon fiber bundle tangent line
In the opposing serosity of making a concerted effort of vertical direction water droplet contractility (owing to water surface tension is very big, drying course,
Water droplet evaporation is shunk, and carbon fiber bundle has the tension force of contraction, and hot-rolling can have in the drying course of carbon fiber bundle
Effect is resisted the tension force of water and is shunk), with the wide consistent size of silk before ensureing carbon fiber bundle drying and after drying, dry
Dry process is not shunk, and the moisture content of carbon fiber bundle is less than 1%；
(4) carbon fiber bundle after sizing is sent at horizontal adjustment roller.
The present invention, relative to prior art, has the advantages that
After this fibrillation shaping equipment is applied to carbon fiber production technology, it is possible to realize carbon fiber bundle ultrathin,
Line the most quickly produces, and uses simple, and the constant product quality of production has good using effect,
The exploitation of downstream super-light and super-thin products can be met.
This fibrillation shaping equipment first passes through exhibition yarn, and that roller extruding is improved the silk after carbon fiber bundle starching is wide, then leads to
Cross in hot-rolling dry run, drafting force, fiber and the reverse friction power of hot-rolling tangent line, the heat that carbon fiber bundle is subject to
Roller fiber tangent line vertical direction is made a concerted effort offset fiber its surface liquid of drying course contractility, with ensure
The wide consistent size of silk before carbon fiber bundle is dried and after drying, drying course fiber beamwidth does not shrinks.
Accompanying drawing explanation
Fig. 1 is the principle schematic of this fibrillation shaping equipment.
Fig. 2 is this fibrillation shaping equipment principle schematic when being applied to carbon fiber production technology.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but the reality of the present invention
The mode of executing is not limited to this.
Embodiment 1
The fibrillation shaping equipment of the present embodiment a kind of ultrathin carbon fiber bundle, as it is shown in figure 1, include support 1,
Hot-rolling 2, horizontal adjustment roller 3 and three groups of exhibition yarns are to roller 4, according to the conveying direction of carbon fiber bundle 5, and three groups
Roller, hot-rolling and horizontal adjustment roller are set gradually by exhibition yarn；Often group exhibition yarn is provided with a hydraulic lifter 6 to roller,
Each hydraulic lifter is fixed on support, and hot-rolling two ends are fixing with support to be connected, the rotary shaft of horizontal adjustment roller
Two ends are also fixing with support to be connected；During carbon fiber bundle conveying, hot-rolling maintains static dynamic.
Exhibition yarn includes that to roller turning to of upper roller and the lower roller that structure is identical, upper roller and lower roller is contrary,
The rotating shaft terminal of upper roller and lower roller is connected with hydraulic lifter respectively, is regulated by hydraulic lifter
Gap between roller and lower roller, gap is the conveyor surface of carbon fiber bundle.
Being fixed with exhibition yarn on support to roller clearance controller 7, the hydraulic lifter that roller is corresponding is divided by each group exhibition yarn
With exhibition yarn, roller clearance controller is not electrically connected.Exhibition yarn uses the existing control in market to roller clearance controller
Device.
Being fixed with heat roller temperature controller 8 on support, hot-rolling is electrically connected with heat roller temperature controller.Hot-rolling
Temperature controller uses the existing controller in market.
Gap between upper roller and lower roller is 0.175mm.
The conveyor surface of roller is positioned in same level by each group exhibition yarn.
Exhibition yarn is in roller, and the surface roughness of upper roller and lower roller is respectively Ra=0.1, upper roller and under
Roller is rustless steel roller.
The radius of upper roller and the radius of lower roller are 10cm, and the radius of hot-rolling is 25cm.
Described hot-rolling is rustless steel roller, surface roughness Ra=0.1 of hot-rolling, and the temperature of hot-rolling is 175
℃。
Horizontal adjustment roller is rustless steel roller, surface roughness Ra=0.1 of horizontal adjustment roller.
The present embodiment realizes the fibrillation method for shaping of a kind of ultrathin carbon fiber bundle by above-mentioned fibrillation shaping equipment,
As in figure 2 it is shown, using model is the carbon fiber bundle of 12k, in conjunction with the production technology of carbon fiber, including following
Step:
(1) it is pre-adjusted each group of exhibition yarn gap to roller by hydraulic lifter, and sets the temperature of hot-rolling
Degree；
(2), as denoted by the arrows in fig. 2, after carbon fiber bundle unreels, first pass through sizing groove 9 and carry out starching,
Surface enters after fibrillation shaping equipment with the carbon fiber bundle of serosity, first passes through exhibition yarn to roller, by exhibition yarn pair
The squeezing action of roller and the lubrication of serosity, carbon fiber bundle by broadening equably, carbon fiber bundle concave simultaneously
Convex fiber is also driven plain whole；
(3) broadened and after flattening carbon fiber bundle maintains static dynamic through hot-rolling, hot-rolling, passes through
Carbon fiber bundle is dried by hot-rolling, makes the silk after carbon fiber bundle holding broadening wide；Its principle is carbon fiber bundle
Drafting force, carbon fiber bundle and the reverse friction power of roller tangent line, hot-rolling that drying course is subject to are to carbon fiber bundle tangent line
In the opposing serosity of making a concerted effort of vertical direction water droplet contractility (owing to water surface tension is very big, drying course,
Water droplet evaporation is shunk, and carbon fiber bundle has the tension force of contraction, and hot-rolling can have in the drying course of carbon fiber bundle
Effect is resisted the tension force of water and is shunk), with the wide consistent size of silk before ensureing carbon fiber bundle drying and after drying, dry
Dry process is not shunk, and the moisture content of carbon fiber bundle is less than 1%；
(4) carbon fiber bundle after sizing is sent at horizontal adjustment roller, after drying baker 10 is dried, enters
Row rolling.
The carbon fiber bundle that the present embodiment prepares, enters a width of 5mm of silk before fibrillation shaping equipment, sends out
The a width of 7mm of silk during fine shaping equipment, tow surface density is 115g/m2, the moisture content of carbon fiber bundle is
0.83%, specifically can be shown in Table 1.
Embodiment 2
The most relatively, its difference is for the fibrillation shaping equipment of the present embodiment and method:
Each exhibition yarn is in roller, and the gap between upper roller and lower roller is 0.1mm.
The carbon fiber bundle that the present embodiment prepares, enters a width of 5mm of silk before fibrillation shaping equipment, sends out
The a width of 8mm of silk during fine shaping equipment, tow surface density is 100g/m2, the moisture content of carbon fiber bundle is
0.75%, specifically can be shown in Table 1.
Embodiment 3
The most relatively, its difference is for the fibrillation shaping equipment of the present embodiment and method:
Each exhibition yarn is in roller, and the gap between upper roller and lower roller is 0.075mm；
The temperature of hot-rolling is 160 DEG C.
The carbon fiber bundle that the present embodiment prepares, enters a width of 5mm of silk before fibrillation shaping equipment, sends out
The a width of 10mm of silk during fine shaping equipment, tow surface density is 80g/m2, the moisture content of carbon fiber bundle is
0.76%, specifically can be shown in Table 1.
Embodiment 4
The most relatively, its difference is for the fibrillation shaping equipment of the present embodiment and method:
Each exhibition yarn is in roller, and the gap between upper roller and lower roller is 0.07mm；
The temperature of hot-rolling is 155 DEG C.
The carbon fiber bundle that the present embodiment prepares, enters a width of 5mm of silk before fibrillation shaping equipment, sends out
The a width of 12mm of silk during fine shaping equipment, tow surface density is 67g/m2, the moisture content of carbon fiber bundle is
0.76%, specifically can be shown in Table 1.
Embodiment 5
The most relatively, its difference is for the fibrillation shaping equipment of the present embodiment and method:
Each exhibition yarn is in roller, and the gap between upper roller and lower roller is 0.05mm；
The temperature of hot-rolling is 150 DEG C.
The carbon fiber bundle that the present embodiment prepares, enters a width of 5mm of silk before fibrillation shaping equipment, sends out
The a width of 15mm of silk during fine shaping equipment, tow surface density is 53g/m2, the moisture content of carbon fiber bundle is
0.82%, specifically can be shown in Table 1.
Comparative example 1
The most relatively, its difference is for the fibrillation shaping equipment of this comparative example and method:
Each exhibition yarn in roller, the gap between upper roller and lower roller be 10mm (gap is more than 1mm,
It is considered as opening up yarn inoperative to roller)；
The temperature of hot-rolling is 180 DEG C.
The carbon fiber bundle that the present embodiment prepares, enters a width of 5mm of silk before fibrillation shaping equipment, sends out
The a width of 5mm of silk during fine shaping equipment, tow surface density is 160g/m2, the moisture content of carbon fiber bundle is
12.37%, specifically can be shown in Table 1.
Table 1
In table 1: 1. enter the silk before this fibrillation shaping equipment for carbon fiber bundle wide；2. be carbon fiber bundle from
Horizontal adjustment roller out time moisture content；3. be carbon fiber bundle from horizontal adjustment roller out time silk wide.
Learn from the experimental data of upper table, the carbon fiber bundle in comparative example 1 sequentially pass through 3 groups exhibition yarns to roller,
Hot-rolling and horizontal adjustment roller, due to exhibition yarn to the gap 10mm of roller (exhibition yarn to roller gap more than 1mm,
It is considered as opening up yarn inoperative to roller), exhibition yarn can not carry out squeezing action to carbon fiber to roller, and carbon fiber is through warm
Cellosilk width or 5mm after roller drying, do not have broadening effect to fiber, and fiber moisture is more than 1%；
And in embodiment 1～5, by 3 groups of exhibition yarn regulations to roller gap, along with the exhibition yarn gap to roller
Reducing, the wide carbon fiber bundle of 5mm silk sequentially passes through 3 groups of exhibition yarns and goes out after roller, hot-rolling and horizontal adjustment roller
Next carbon fiber wire is wide reaches 7～15mm, and the thickness degree of carbon fiber passes through carbon fibre tow surface density table
Show, can be from comparative example 160g/m2Thickness becomes 115g/m2Thickness, even up to 53g/m2Thickness.
Shown by upper table, after using the exhibition yarn of this fibrillation shaping equipment to roller and hot-rolling, it is possible to use
Lower heating-up temperature, it is ensured that carbon fiber moisture content is less than 1%, and comparative example 1 uses 180 DEG C of higher energy
Consumption cannot guarantee that carbon fiber moisture content is less than 1%.
As it has been described above, just can preferably realize the present invention, above-described embodiment is only presently preferred embodiments of the present invention,
Not it is used for limiting the practical range of the present invention；The most all impartial changes made according to present invention and modification,
All contained by the claims in the present invention scope required for protection.
Claims (10)
1. the fibrillation shaping equipment of a ultrathin carbon fiber bundle, it is characterised in that include support, hot-rolling,
Horizontal adjustment roller and many group exhibition yarns are to roller, and according to the conveying direction of carbon fiber bundle, many group exhibition yarns are to roller, hot-rolling
Set gradually with horizontal adjustment roller；Often group exhibition yarn is provided with a hydraulic lifter to roller, and each hydraulic lifter is solid
On support, hot-rolling two ends are fixing with support to be connected, and the rotating shaft terminal of horizontal adjustment roller is also solid with support
Fixed connection；During carbon fiber bundle conveying, hot-rolling maintains static dynamic.
A kind of fibrillation shaping equipment of ultrathin carbon fiber bundle, it is characterised in that
Described exhibition yarn includes that to roller turning to of upper roller and the lower roller that structure is identical, upper roller and lower roller is contrary,
The rotating shaft terminal of upper roller and lower roller is connected with hydraulic lifter respectively, is regulated by hydraulic lifter
Gap between roller and lower roller, gap is the conveyor surface of carbon fiber bundle.
A kind of fibrillation shaping equipment of ultrathin carbon fiber bundle, it is characterised in that
Gap between described upper roller and lower roller is 0.05～0.175mm.
A kind of fibrillation shaping equipment of ultrathin carbon fiber bundle, it is characterised in that
Described exhibition yarn has 3 groups to roller, and the conveyor surface of roller is positioned in same level by each group exhibition yarn.
A kind of fibrillation shaping equipment of ultrathin carbon fiber bundle, it is characterised in that
Described exhibition yarn is in roller, and the surface roughness of upper roller and lower roller is respectively Ra=0.1, upper roller and under
Roller is rustless steel roller.
A kind of fibrillation shaping equipment of ultrathin carbon fiber bundle, it is characterised in that
The radius of described upper roller and the radius of lower roller are 5～15cm, and the radius of hot-rolling is 10～35cm, and
The radius of hot-rolling is at least 2 times of upper roller or lower roller radius.
A kind of fibrillation shaping equipment of ultrathin carbon fiber bundle, it is characterised in that
Described hot-rolling is rustless steel roller, surface roughness Ra=0.1 of hot-rolling, and the temperature of hot-rolling is 100～260
℃。
A kind of fibrillation shaping equipment of ultrathin carbon fiber bundle, it is characterised in that
Exhibition yarn it is fixed with to roller clearance controller, the hydraulic lifter difference that each group exhibition yarn is corresponding to roller on described support
With exhibition yarn, roller clearance controller is electrically connected.
A kind of fibrillation shaping equipment of ultrathin carbon fiber bundle, it is characterised in that
Being fixed with heat roller temperature controller on described support, hot-rolling is electrically connected with heat roller temperature controller.
10. realize a kind of ultrathin carbon fiber bundle according to fibrillation shaping equipment described in any one of claim 1～9
Fibrillation method for shaping, it is characterised in that comprise the following steps:
(1) it is pre-adjusted each group of exhibition yarn gap to roller by hydraulic lifter, and sets the temperature of hot-rolling
Degree；
(2) surface first passes through exhibition yarn to roller with the carbon fiber bundle of serosity, is made the extruding of roller by exhibition yarn
By the lubrication with serosity, carbon fiber bundle is by broadening equably, and simultaneously concavo-convex in carbon fiber bundle fiber is also
It is driven plain whole；
(3) broadened and after flattening carbon fiber bundle maintains static dynamic through hot-rolling, hot-rolling, passes through
Carbon fiber bundle is dried by hot-rolling, makes the silk after carbon fiber bundle holding broadening wide；
(4) carbon fiber bundle after sizing is sent at horizontal adjustment roller.
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| CN201510077097.0A CN104674485B (en) | 2015-02-11 | 2015-02-11 | The fibrillation shaping equipment of a kind of ultrathin carbon fiber bundle and method |
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| CN201510077097.0A CN104674485B (en) | 2015-02-11 | 2015-02-11 | The fibrillation shaping equipment of a kind of ultrathin carbon fiber bundle and method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105386231B (en) * | 2015-12-24 | 2018-02-06 | 威海拓展纤维有限公司 | Polyaxial carbon fiber warp-knitting fabric opens up yarn feeding device with carbon fiber |
| CN105624874B (en) * | 2016-03-23 | 2018-05-01 | 江苏澳盛复合材料科技有限公司 | A kind of carbon fiber broadening equipment and technique |
| IT201700035017A1 (en) | 2017-03-30 | 2018-09-30 | M A E S P A | METHOD FOR THE OPENING OF A BAND OF TEXTILE FIBERS, PREFERABLY CHEMICAL OR INORGANIC FIBERS |
| CN109972329B (en) * | 2019-03-14 | 2021-07-02 | 北京百年初心科技有限公司 | Special production frock of high strength carbon fiber |
| CN109989204A (en) * | 2019-03-14 | 2019-07-09 | 英鸿纳米科技股份有限公司 | A kind of high-strength carbon fiber production fibrillation shaping equipment |
| CN112323204B (en) * | 2020-11-25 | 2022-08-30 | 威海纳川管材有限公司 | Yarn unfolding device |
| CN112725962B (en) * | 2020-12-24 | 2022-02-18 | 武汉鑫碳科技有限公司 | Process, equipment and application for sizing and twisting spread carbon fiber tows |
| CN112725973A (en) * | 2020-12-24 | 2021-04-30 | 南京晓庄学院 | Splitting and shaping device for ultrathin carbon fiber bundles |
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| CN201704481U (en) * | 2010-04-19 | 2011-01-12 | 常州市宏发纵横新材料科技有限公司 | Carbon fiber heating and expanding device |
| CN202157192U (en) * | 2011-07-11 | 2012-03-07 | 连云港迎雁新材料有限责任公司 | Carbon fiber preimpregnation material gum dipping production line flattening device |
| JP5912809B2 (en) * | 2012-04-25 | 2016-04-27 | 株式会社Ａｉｋｉリオテック | Apparatus and method for opening reinforcing fibers |
| CN203411800U (en) * | 2013-06-28 | 2014-01-29 | 中简科技发展有限公司 | Sizing device of polyacrylonitrile carbon fibers |
| CN104195766B (en) * | 2014-09-05 | 2016-04-20 | 中复神鹰碳纤维有限责任公司 | Drying means after a kind of carbon fiber starching |
| CN204644669U (en) * | 2015-02-11 | 2015-09-16 | 广州金发碳纤维新材料发展有限公司 | A kind of fibrillation shaping equipment of ultrathin carbon fiber bundle |
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