CN204644654U - A kind of Preparation equipment of ultrathin carbon fiber bundle - Google Patents
A kind of Preparation equipment of ultrathin carbon fiber bundle Download PDFInfo
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- CN204644654U CN204644654U CN201520098738.6U CN201520098738U CN204644654U CN 204644654 U CN204644654 U CN 204644654U CN 201520098738 U CN201520098738 U CN 201520098738U CN 204644654 U CN204644654 U CN 204644654U
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Abstract
The utility model discloses a kind of Preparation equipment of ultrathin carbon fiber bundle, comprises the let off roll, sizing groove, fibrillation shaping equipment, drying box and the wind-up roll that set gradually; In fibrillation shaping equipment, many group exhibition yarn pair rollers, hot-rolling and Level tune roller set gradually; Often group exhibition yarn pair roller is provided with a hydraulic elevator, and each hydraulic elevator is fixed on support, and hot-rolling two ends are fixedly connected with support, and the rotating shaft terminal of Level tune roller is also fixedly connected with support; During carbon fiber bundle conveying, hot-rolling maintains static dynamic; Its method is after carbon fiber bundle starching, and the exhibition yarn pair roller successively in fibrillation shaping equipment and hot-rolling carry out broadening and sizing, then sends into drying box and dry, and the carbon fiber bundle after rolling keeps the silk after broadening wide.The utility model can realize carbon fiber bundle ultrathin, on-line continuous is produced fast, can meet the exploitation of downstream super-light and super-thin products.
Description
Technical field
The utility model relates to carbon fiber production technical field, particularly a kind of Preparation equipment of ultrathin carbon fiber bundle.
Background technology
The downstream application of current carbon fiber is popularized gradually, and simultaneously along with the development of science and technology, carbon fiber product is tending towards ultralight, ultra-thin, superpower future development.
Carbon fiber surface starching process and drying course be carbon fiber produce must 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 traditional carbon fiber production technology, usually after carbon fiber starching, just forced air oven is directly adopted to dry to carbon fiber, in this process, water and the liquid resin of carbon fiber surface easily evaporate contraction, cause the wide contraction of silk in carbon fiber drying course, this phenomenon seriously hampers the development of ultralight or ultra-thin carbon fiber product.Therefore, solve the development of this problem to carbon fiber product to have great significance.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, for the production technology of carbon fiber, provide a kind of Preparation equipment of ultrathin carbon fiber bundle, this equipment can when not destroying carbon fibre material primary characteristic, lifting carbon fiber wire is wide, to meet the exploitation of downstream super-light and super-thin products.
The technical solution of the utility model is: a kind of Preparation equipment of ultrathin carbon fiber bundle, comprise let off roll, sizing groove, fibrillation shaping equipment, drying box and wind-up roll, according to the throughput direction of carbon fiber bundle, let off roll, sizing groove, fibrillation shaping equipment, drying box and wind-up roll set gradually;
Fibrillation shaping equipment comprises support, hot-rolling, Level tune roller and many group exhibition yarn pair rollers, and according to the throughput direction of carbon fiber bundle, many group exhibition yarn pair rollers, hot-rolling and Level tune roller set gradually; Often group exhibition yarn pair roller is provided with a hydraulic elevator, and each hydraulic elevator is fixed on support, and hot-rolling two ends are fixedly connected with support, and the rotating shaft terminal of Level tune roller is also fixedly connected with support; During carbon fiber bundle conveying, hot-rolling maintains static dynamic.
Described exhibition yarn pair roller comprises the identical upper roller of structure and lower roller, turning to of upper roller and lower roller is contrary, upper roller is connected with hydraulic elevator respectively with the rotating shaft terminal of lower roller, by the gap between hydraulic elevator adjusting upper roll cylinder and lower roller, gap is the conveyor surface of carbon fiber bundle;
Exhibition yarn pair roller has 3 groups, and the conveyor surface of each group exhibition yarn pair roller is positioned in same level.
Wherein, the gap between upper roller and lower roller is 0.05 ~ 0.175mm; Gap precision controls as 0.001mm, and the method for operation of exhibition yarn pair roller is rotated with fiber, by regulating the width in gap, can realize the carbon fiber bundle that different silk is wide;
The surface roughness of upper roller and lower roller is respectively Ra=0.1, and upper roller and lower roller are stainless steel roller;
The radius of 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 the radius of lower roller should not be excessive, because the frictional force by carbon fiber bundle provides driving power to upper roller and lower roller, if radius is excessive, then easily produce fracture of wire phenomenon;
Hot-rolling is surface roughness Ra=0.1 of stainless steel roller, hot-rolling, and the temperature of hot-rolling is 100 ~ 260 DEG C.
Level tune roller is surface roughness Ra=0.1 of stainless steel roller, Level tune roller;
Wherein, the surface roughness of exhibition yarn pair roller, hot-rolling and Level tune roller can be selected according to the actual requirement of carbon fiber bundle, requires that carbon fiber bundle is not hindered by extension.
Described support is fixed with exhibition yarn pair roller clearance controller and heat roller temperature controller, the hydraulic elevator that each group exhibition yarn pair roller is corresponding is electrically connected with exhibition yarn pair roller clearance controller respectively, and hot-rolling and heat roller temperature controller are electrically connected.By exhibition yarn pair roller clearance controller, whether the gap can detected in real time in exhibition yarn pair roller between upper roller and lower roller is in preset range, and can control each hydraulic elevator regulates corresponding gap simultaneously.By heat roller temperature controller, whether the temperature that can detect hot-rolling is in real time in preset range, simultaneously controlledly heats the external heater of roller, regulates the temperature of hot-rolling.
In the said equipment structure, the object arranging exhibition yarn pair roller in fibrillation shaping equipment extrudes the slurries on carbon fiber bundle and its surface, by extruding can carbon fiber bundle equably broadening (fiber concavo-convex in extrusion process carbon fiber bundle is driven plain whole, due to extruding and the lubrication of slurries, carbon fiber bundle is by broadening equably), thus the silk that improve carbon fiber bundle is wide and planarization.The object arranging hot-rolling is that carbon fiber bundle stablizes in hot-rolling type-approval process that it is wide, principle is the drafting force that carbon fiber bundle type-approval process is subject to, the reverse friction power of carbon fiber bundle and roller tangent line, hot-rolling to the convergent force of water droplet in the opposing slurries of making a concerted effort of carbon fiber bundle tangent line vertical direction (because water surface tension is very large, type-approval process, water-drop evaporation shrinks, carbon fiber bundle has the tension force of contraction, the tension force that hot-rolling effectively can resist water in the type-approval process of carbon fiber bundle shrinks), with ensure carbon fiber bundle sizing before and sizing after the wide consistent size of silk, type-approval process does not shrink.Hydraulic elevator, exhibition yarn pair roller clearance controller, heat roller temperature controller, Level tune roller and support, as the composition accessory of fibrillation shaping equipment, improve its corresponding various functions.
A kind of preparation method of ultrathin carbon fiber bundle can be realized by the said equipment, comprise the following steps:
(1) after carbon fiber bundle unreels, first send into sizing groove, by previously prepared fibre finish, starching process is carried out to carbon fiber bundle;
(2) fibrillation shaping equipment is sent into the carbon fiber bundle of slurries in surface, by opening up the squeezing action of yarn pair roller and the lubrication of slurries in fibrillation shaping equipment, carbon fiber bundle is by broadening equably, and in carbon fiber bundle, concavo-convex fiber is also driven plain whole simultaneously; Then by the hot-rolling in fibrillation shaping equipment, carbon fiber bundle is shaped, make the silk after carbon fiber bundle maintenance broadening wide, and the moisture content of carbon fiber bundle is less than 1%;
(3) carbon fiber bundle of shaping through fibrillation is sent into drying box to dry, then carry out carbon fiber bundle rolling.
In said method, in described step (1), fibre finish forms by water-based emulsion, ion exchange water and bleeding agent are composite, obtains especially by following methods:
A, in preparation still, drop into the ion exchange water of constant weight, the temperature in preparation still is 20 ~ 30 DEG C;
B, in preparation still, drop into the water-based emulsion of constant weight, the temperature in preparation still is 20 ~ 30 DEG C;
C, toward preparation still in drop into the bleeding agent that concentration of aqueous solution is 0.1%, temperature 20 ~ 30 DEG C;
D, the mixed liquor stirred in preparation still, mixing speed is 50 ~ 70rpm, and mixing time is 30min, then transfers in sizing groove and uses.
The continuous phase of described water-based emulsion is water, and water-based emulsion is the one in epoxy water-based emulsion, polyurethane aqueous emulsions, aqueous polyester emulsion or phenolic aldehyde water-based emulsion.
Described ion exchange water is the ion exchange water that electrical conductivity is less than 1us/cm.
Described bleeding agent is the bleeding agent of nonionic class or anionic species, and bleeding agent is as surfactant, and its Main Function reduces emulsion surface tension.
In described step (2), the gap of opening up in fibrillation shaping equipment on yarn pair roller is 0.05 ~ 0.175mm, and the temperature of hot-rolling is 100 ~ 260 DEG C.
In described step (2), when hot-rolling is shaped to carbon fiber bundle, the reverse friction power of the drafting force suffered by carbon fiber bundle, carbon fiber bundle and hot-rolling tangent line and hot-rolling making a concerted effort to carbon fiber bundle tangent line vertical direction, in opposing slurries, the convergent force of water droplet is (because water surface tension is very large, type-approval process, water-drop evaporation shrinks, carbon fiber bundle has the tension force of contraction, the tension force that hot-rolling effectively can resist water in the type-approval process of carbon fiber bundle shrinks), with ensure carbon fiber bundle sizing before and sizing after the wide consistent size of silk, type-approval process does not shrink.
The utility model, relative to prior art, has following beneficial effect:
The Preparation equipment of this ultrathin carbon fiber bundle carries out improving on the basis of traditional carbon fibres bundle preparation technology, by setting up the technique of fibrillation sizing in the process of starching and oven dry, thus realize carbon fiber bundle ultrathin, on-line continuous produces fast, ensure that the silk of obtained carbon fiber bundle is wide at more than 5mm, moisture content below 1%, and uses simple, the constant product quality of production, there is good result of use, the exploitation of downstream super-light and super-thin products can be met.
In the preparation method of this ultrathin carbon fiber bundle, by improving the formula of fibre finish and preparation method, the silk that can significantly improve after carbon fiber bundle starching is wide, the use of bleeding agent can reduce the surface tension of fibre finish, after slowing down carbon fiber bundle starching, tow shrinks and narrows, and after making starching, the silk of carbon fiber bundle is wide remains at more than 5mm.
The Preparation equipment of this ultrathin carbon fiber bundle can meet the instructions for use of 150GSM, 125GSM, 100GSM, 80GSM, 53GSM carbon cloth or prepreg, particularly suitable is produced lower than the carbon fiber prepreg of 100GSM, and the wide 5mm that is less than of conventional process techniques carbon fiber synnema, cause fiber areal densities to be greater than 150g/m
2, do not possess the instructions for use of low grammes per square metre carbon cloth or prepreg.
Accompanying drawing explanation
Fig. 1 is the principle schematic of the Preparation equipment of this ultrathin carbon fiber bundle.
Fig. 2 is the principle schematic of the Preparation equipment of traditional carbon fibres bundle.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but embodiment of the present utility model is not limited thereto.
In following list, table 1 is the raw material inventory of fibre finish, for embodiment 1 ~ 8 and comparative example 1 ~ 4 choice for use; Table 2 is the kinds of experiments formula of fibre finish, for embodiment 1 ~ 8 and comparative example 1 ~ 4 choice for use; The parameter comparison of the carbon fiber bundle that table 3 obtains for embodiment 1 ~ 8 and comparative example 1 ~ 4.
Table 1
Table 2
Table 3
In table 3,1. represent the preparation technology's (as shown in Figure 2) adopting traditional carbon fibres bundle; 2. represent and adopt by the preparation method of ultrathin carbon fiber bundle (as shown in Figure 1); 3. be carbon fiber bundle after sizing groove, the silk entered before exhibition yarn pair roller is wide, consistent with table 2 of data; 4. for carbon fiber bundle from Level tune roller out time (or carbon fiber bundle enter baking oven before) moisture content; 5. be that carbon fiber bundle is wide at the silk at wind-up roll place.
From the contrast of table 3, embodiment 1,3,4,5,6 uses same fiber treatment agent prescription Ep-1, adopting process B of the present utility model, by regulating gap length and the heat roller temperature of 3 groups of exhibition yarn pair rollers in heat setting device, the wide 5 ~ 15mm of carbon fiber synnema can be prepared; Even if but comparative example 1 also adopts fiber treatment agent prescription Ep-1, because adopting traditional handicraft A, process conditions are single, can only prepare the carbon fiber that a kind of specification 5mm silk is wide.It can thus be appreciated that use same formula, the carbon fiber bundle rolling silk that process B of the present utility model is prepared than Conventional processing methods A is wide, carbon fibre tow surface density is lower, and process B of the present utility model can produce the wide 5 ~ 15mm of silk, tow surface density 53 ~ 150g/m
2the carbon fiber product of plurality of specifications.
Comparative example 2 and comparative example 2, they utilize identical conventional formulation Ct-1, and embodiment 2 adopts process B of the present utility model, and comparative example 2 adopts Conventional processing methods A, and the carbon fiber wire of acetonideexample 2 is wide is 5.3mm, and tow surface density is 150g/m
2; The carbon fiber wire of comparative example 2 is wide is 4.5mm, and tow surface density is 177g/m
2.Embodiment 7 and comparative example 3, the experimental data that embodiment 8 and comparative example 4 contrast also demonstrates process B of the present utility model and has superiority than Conventional processing methods A, can produce more silk wide larger, the carbon fiber that tow surface density is lower.
Embodiment 1
The preparation method of a kind of ultrathin carbon fiber bundle of the present embodiment, as illustrated by the arrows in fig. 1, comprises the following steps:
(1) after carbon fiber bundle unreels, first send into sizing groove, by previously prepared fibre finish, starching process is carried out to carbon fiber bundle;
(2) fibrillation shaping equipment is sent into the carbon fiber bundle of slurries in surface, by opening up the squeezing action of yarn pair roller and the lubrication of slurries in fibrillation shaping equipment, carbon fiber bundle is by broadening equably, and in carbon fiber bundle, concavo-convex fiber is also driven plain whole simultaneously; Then by the hot-rolling in fibrillation shaping equipment, carbon fiber bundle is shaped, make the silk after carbon fiber bundle maintenance broadening wide, and the moisture content of carbon fiber bundle is less than 1%; When hot-rolling is shaped to carbon fiber bundle, the reverse friction power of the drafting force suffered by carbon fiber bundle, carbon fiber bundle and hot-rolling tangent line and hot-rolling making a concerted effort to carbon fiber bundle tangent line vertical direction, in opposing slurries, the convergent force of water droplet is (because water surface tension is very large, type-approval process, water-drop evaporation shrinks, carbon fiber bundle has the tension force of contraction, the tension force that hot-rolling effectively can resist water in the type-approval process of carbon fiber bundle shrinks), with ensure carbon fiber bundle sizing before and sizing after the wide consistent size of silk, type-approval process does not shrink;
(3) carbon fiber bundle of shaping through fibrillation is sent into drying box to dry, then carry out carbon fiber bundle rolling.
In said method, fibre finish forms by water-based emulsion, ion exchange water and bleeding agent are composite, obtains especially by following methods:
A, in preparation still, drop into the ion exchange water of constant weight, the temperature in preparation still is 20 ~ 30 DEG C;
B, in preparation still, drop into the water-based emulsion of constant weight, the temperature in preparation still is 20 ~ 30 DEG C;
C, toward preparation still in drop into the bleeding agent that concentration of aqueous solution is 0.1%, temperature 20 ~ 30 DEG C;
D, the mixed liquor stirred in preparation still, mixing speed is 50 ~ 70rpm, and mixing time is 30min, then transfers in sizing groove and uses.
Wherein, the continuous phase of water-based emulsion is water, and water-based emulsion is TX-722-GJK, and ion exchange water is the deionized water that electrical conductivity is less than 1us/cm, and bleeding agent is JFC-1, and bleeding agent is as surfactant, and its Main Function reduces emulsion surface tension.
The gap of opening up in fibrillation shaping equipment on yarn pair roller is 0.175mm, and the temperature of hot-rolling is 180 DEG C.
For the Preparation equipment of the ultrathin carbon fiber bundle of said method, as shown in Figure 1, comprise let off roll 1, sizing groove 2, fibrillation shaping equipment, drying box 3 and wind-up roll 4, according to the throughput direction of carbon fiber bundle 12, let off roll, sizing groove, fibrillation shaping equipment, drying box and wind-up roll set gradually;
As shown in Figure 1, fibrillation shaping equipment comprises support 5, hot-rolling 6, Level tune roller 7 and 3 groups of exhibition yarn pair rollers 8, and according to the throughput direction of carbon fiber bundle 12,3 groups of exhibition yarn pair rollers, hot-rolling and Level tune rollers set gradually; Often group exhibition yarn pair roller is provided with a hydraulic elevator 9, and each hydraulic elevator is fixed on support, and hot-rolling two ends are fixedly connected with support, and the rotating shaft terminal of Level tune roller is also fixedly connected with support; During carbon fiber bundle conveying, hot-rolling maintains static dynamic.
Support is fixed with exhibition yarn pair roller clearance controller 10 and heat roller temperature controller 11, the hydraulic elevator that each group exhibition yarn pair roller is corresponding is electrically connected with exhibition yarn pair roller clearance controller respectively, and hot-rolling and heat roller temperature controller are electrically connected.By exhibition yarn pair roller clearance controller, whether the gap can detected in real time in exhibition yarn pair roller between upper roller and lower roller is in preset range, and can control each hydraulic elevator regulates corresponding gap simultaneously.By heat roller temperature controller, whether the temperature that can detect hot-rolling is in real time in preset range, simultaneously controlledly heats the external heater of roller, regulates the temperature of hot-rolling.
Exhibition yarn pair roller comprises the identical upper roller of structure and lower roller, turning to of upper roller and lower roller is contrary, upper roller is connected with hydraulic elevator respectively with the rotating shaft terminal of lower roller, and by the gap between hydraulic elevator adjusting upper roll cylinder and lower roller, gap is the conveyor surface of carbon fiber bundle;
The conveyor surface of each group of exhibition yarn pair roller is positioned in same level.
Wherein, the gap precision between upper roller and lower roller controls as 0.001mm, and the method for operation of exhibition yarn pair roller is rotated with fiber, by regulating the width in gap, can realize the carbon fiber bundle that different silk is wide;
The surface roughness of upper roller and lower roller is respectively Ra=0.1, and upper roller and lower roller are stainless steel roller;
The radius of upper roller and the radius of lower roller are 10cm, and the radius of hot-rolling is 25cm; Wherein, the radius of upper roller and the radius of lower roller should not be excessive, because the frictional force by carbon fiber bundle provides driving power to upper roller and lower roller, if radius is excessive, then easily produce fracture of wire phenomenon;
Hot-rolling is surface roughness Ra=0.1 of stainless steel roller, hot-rolling, and the temperature of hot-rolling is 100 ~ 260 DEG C.
Level tune roller is surface roughness Ra=0.1 of stainless steel roller, Level tune roller;
Wherein, the surface roughness of exhibition yarn pair roller, hot-rolling and Level tune roller can be selected according to the actual requirement of carbon fiber bundle, requires that carbon fiber bundle is not hindered by extension.
In the said equipment structure, the object arranging exhibition yarn pair roller in fibrillation shaping equipment extrudes the slurries on carbon fiber bundle and its surface, by extruding can carbon fiber bundle equably broadening (fiber concavo-convex in extrusion process carbon fiber bundle is driven plain whole, due to extruding and the lubrication of slurries, carbon fiber bundle is by broadening equably), thus the silk that improve carbon fiber bundle is wide and planarization.The object arranging hot-rolling is that carbon fiber bundle stablizes in hot-rolling type-approval process that it is wide, principle is the drafting force that carbon fiber bundle type-approval process is subject to, the reverse friction power of carbon fiber bundle and roller tangent line, hot-rolling to the convergent force of water droplet in the opposing slurries of making a concerted effort of carbon fiber bundle tangent line vertical direction (because water surface tension is very large, type-approval process, water-drop evaporation shrinks, carbon fiber bundle has the tension force of contraction, the tension force that hot-rolling effectively can resist water in the type-approval process of carbon fiber bundle shrinks), with ensure carbon fiber bundle sizing before and sizing after the wide consistent size of silk, type-approval process does not shrink.Hydraulic elevator, exhibition yarn pair roller clearance controller, heat roller temperature controller, Level tune roller and support, as the composition accessory of fibrillation shaping equipment, improve its corresponding various functions.
The carbon fiber bundle that the present embodiment is obtained, initial silk is wide is 5.5mm, and rolling silk is wide is 6mm, and tow surface density is 133g/m
2, the moisture content of carbon fiber bundle is 0.83%, concrete visible table 3.
Embodiment 2
The carbon fiber bundle preparation method of the present embodiment and equipment, compared with embodiment 1, its difference is:
Use formula to be Ct-1, namely water-based emulsion is TX-722-GJK, and ion exchange water is the deionized water that electrical conductivity is less than 1us/cm, does not adopt bleeding agent.
The carbon fiber bundle that the present embodiment is obtained, initial silk is wide is 4.5mm, and rolling silk is wide is 5.3mm, and tow surface density is 150g/m
2, the moisture content of carbon fiber bundle is 0.83%, concrete visible table 3.
Embodiment 3
The carbon fiber bundle preparation method of the present embodiment and equipment, compared with embodiment 1, its difference is:
In each exhibition yarn pair roller, the gap between upper roller and lower roller is 0.1mm;
The temperature of hot-rolling is 175 DEG C.
The carbon fiber bundle that the present embodiment is obtained, initial silk is wide is 5.5mm, and rolling silk is wide is 8mm, and tow surface density is 100g/m
2, the moisture content of carbon fiber bundle is 0.75%, concrete visible table 3.
Embodiment 4
The carbon fiber bundle preparation method of the present embodiment and equipment, compared with embodiment 1, its difference is:
In each exhibition yarn pair roller, 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 is obtained, initial silk is wide is 5.5mm, and rolling silk is wide is 10mm, and tow surface density is 80g/m
2, the moisture content of carbon fiber bundle is 0.76%, concrete visible table 3.
Embodiment 5
The carbon fiber bundle preparation method of the present embodiment and equipment, compared with embodiment 1, its difference is:
In each exhibition yarn pair roller, 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 is obtained, initial silk is wide is 5.5mm, and rolling silk is wide is 12mm, and tow surface density is 67g/m
2, the moisture content of carbon fiber bundle is 0.76%, concrete visible table 3.
Embodiment 6
The carbon fiber bundle preparation method of the present embodiment and equipment, compared with embodiment 1, its difference is:
In each exhibition yarn pair roller, 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 is obtained, initial silk is wide is 5.5mm, and rolling silk is wide is 15mm, and tow surface density is 53g/m
2, the moisture content of carbon fiber bundle is 0.82%, concrete visible table 3.
Embodiment 7
The carbon fiber bundle preparation method of the present embodiment and equipment, compared with embodiment 1, its difference is:
Use formula to be Ep-4, namely water-based emulsion is Neoxil PS 2512/C, and ion exchange water is the deionized water that electrical conductivity is less than 1us/cm, and bleeding agent is JFC-M.
In each exhibition yarn pair roller, 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 is obtained, initial silk is wide is 5.3mm, and rolling silk is wide is 15mm, and tow surface density is 53g/m
2, the moisture content of carbon fiber bundle is 0.82%, concrete visible table 3.
Embodiment 8
The carbon fiber bundle preparation method of the present embodiment and equipment, compared with embodiment 1, its difference is:
Use formula to be Ct-4, namely water-based emulsion is Neoxil PS 2512/C, and ion exchange water is the deionized water that electrical conductivity is less than 1us/cm, does not adopt bleeding agent.
In each exhibition yarn pair roller, 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 is obtained, initial silk is wide is 3.4mm, and rolling silk is wide is 12mm, and tow surface density is 67g/m
2, the moisture content of carbon fiber bundle is 0.82%, concrete visible table 3.
Comparative example 1
The carbon fiber bundle preparation method of this comparative example and equipment, compared with embodiment 1, its difference is:
As shown in Figure 2, adopt traditional carbon fibres bundle preparation method to make, in equipment, save fibrillation shaping equipment.
The carbon fiber bundle that this comparative example is obtained, initial silk is wide is 5.5mm, and rolling silk is wide is 5.0mm, and tow surface density is 160g/m
2, the moisture content of carbon fiber bundle is 60%, concrete visible table 3.
Comparative example 2
The carbon fiber bundle preparation method of this comparative example and equipment, compared with embodiment 1, its difference is:
As shown in Figure 2, adopt traditional carbon fibres bundle preparation method to make, in equipment, save fibrillation shaping equipment.
Use formula to be Ct-1, namely water-based emulsion is TX-722-GJK, and ion exchange water is the deionized water that electrical conductivity is less than 1us/cm, does not adopt bleeding agent.
The carbon fiber bundle that this comparative example is obtained, initial silk is wide is 4.5mm, and rolling silk is wide is 4.5mm, and tow surface density is 177g/m
2, the moisture content of carbon fiber bundle is 65%, concrete visible table 3.
Comparative example 3
The carbon fiber bundle preparation method of this comparative example and equipment, compared with embodiment 1, its difference is:
As shown in Figure 2, adopt traditional carbon fibres bundle preparation method to make, in equipment, save fibrillation shaping equipment.
Use formula to be Ep-4, namely water-based emulsion is Neoxil PS 2512/C, and ion exchange water is the deionized water that electrical conductivity is less than 1us/cm, and bleeding agent is JFC-M.
The carbon fiber bundle that the present embodiment is obtained, initial silk is wide is 5.3mm, and rolling silk is wide is 3.9mm, and tow surface density is 205g/m
2, the moisture content of carbon fiber bundle is 63%, concrete visible table 3.
Comparative example 4
The carbon fiber bundle preparation method of this comparative example and equipment, compared with embodiment 1, its difference is:
As shown in Figure 2, adopt traditional carbon fibres bundle preparation method to make, in equipment, save fibrillation shaping equipment.
Use formula to be Ct-4, namely water-based emulsion is Neoxil PS 2512/C, and ion exchange water is the deionized water that electrical conductivity is less than 1us/cm, does not adopt bleeding agent.
The carbon fiber bundle that this comparative example is obtained, initial silk is wide is 3.4mm, and rolling silk is wide is 3.2mm, and tow surface density is 250g/m
2, the moisture content of carbon fiber bundle is 67%, concrete visible table 3.
As mentioned above, just can realize the utility model preferably, above-described embodiment is only preferred embodiment of the present utility model, is not used for limiting practical range of the present utility model; Namely all equalizations done according to the utility model content change and modify, all by the utility model claim scope required for protection is contained.
Claims (3)
1. the Preparation equipment of a ultrathin carbon fiber bundle, it is characterized in that, comprise let off roll, sizing groove, fibrillation shaping equipment, drying box and wind-up roll, according to the throughput direction of carbon fiber bundle, let off roll, sizing groove, fibrillation shaping equipment, drying box and wind-up roll set gradually;
Fibrillation shaping equipment comprises support, hot-rolling, Level tune roller and many group exhibition yarn pair rollers, and according to the throughput direction of carbon fiber bundle, many group exhibition yarn pair rollers, hot-rolling and Level tune roller set gradually; Often group exhibition yarn pair roller is provided with a hydraulic elevator, and each hydraulic elevator is fixed on support, and hot-rolling two ends are fixedly connected with support, and the rotating shaft terminal of Level tune roller is also fixedly connected with support; During carbon fiber bundle conveying, hot-rolling maintains static dynamic.
2. the Preparation equipment of a kind of ultrathin carbon fiber bundle according to claim 1, it is characterized in that, described exhibition yarn pair roller comprises the identical upper roller of structure and lower roller, turning to of upper roller and lower roller is contrary, upper roller is connected with hydraulic elevator respectively with the rotating shaft terminal of lower roller, by the gap between hydraulic elevator adjusting upper roll cylinder and lower roller, gap is the conveyor surface of carbon fiber bundle;
Exhibition yarn pair roller has 3 groups, and the conveyor surface of each group exhibition yarn pair roller is positioned in same level.
3. the Preparation equipment of a kind of ultrathin carbon fiber bundle according to claim 1, it is characterized in that, described support is fixed with exhibition yarn pair roller clearance controller and heat roller temperature controller, open up hydraulic elevator corresponding to yarn pair roller for each group to be electrically connected with exhibition yarn pair roller clearance controller respectively, hot-rolling and heat roller temperature controller are electrically connected.
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| CN201520098738.6U CN204644654U (en) | 2015-02-11 | 2015-02-11 | A kind of Preparation equipment of ultrathin carbon fiber bundle |
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| CN201520098738.6U CN204644654U (en) | 2015-02-11 | 2015-02-11 | A kind of Preparation equipment of ultrathin carbon fiber bundle |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104695154A (en) * | 2015-02-11 | 2015-06-10 | 广州金发碳纤维新材料发展有限公司 | Method and device for preparing ultrathin carbon fiber bundle |
| CN108943969A (en) * | 2018-08-20 | 2018-12-07 | 江苏神鹤科技发展有限公司 | A kind of novel UD is without the unidirectional slice assembly line of film |
| CN109972329A (en) * | 2019-03-14 | 2019-07-05 | 英鸿纳米科技股份有限公司 | A kind of dedicated production tooling of high-strength carbon fiber |
-
2015
- 2015-02-11 CN CN201520098738.6U patent/CN204644654U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104695154A (en) * | 2015-02-11 | 2015-06-10 | 广州金发碳纤维新材料发展有限公司 | Method and device for preparing ultrathin carbon fiber bundle |
| CN108943969A (en) * | 2018-08-20 | 2018-12-07 | 江苏神鹤科技发展有限公司 | A kind of novel UD is without the unidirectional slice assembly line of film |
| CN108943969B (en) * | 2018-08-20 | 2023-12-01 | 江苏神鹤科技发展有限公司 | Novel UD film-free unidirectional sheet production line |
| CN109972329A (en) * | 2019-03-14 | 2019-07-05 | 英鸿纳米科技股份有限公司 | A kind of dedicated production tooling of high-strength carbon fiber |
| 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 |
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