CN103498203A - Centrifugal production equipment for wet spinning - Google Patents
Centrifugal production equipment for wet spinning Download PDFInfo
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- CN103498203A CN103498203A CN201310446893.8A CN201310446893A CN103498203A CN 103498203 A CN103498203 A CN 103498203A CN 201310446893 A CN201310446893 A CN 201310446893A CN 103498203 A CN103498203 A CN 103498203A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 51
- 238000002166 wet spinning Methods 0.000 title claims abstract description 35
- 238000009987 spinning Methods 0.000 claims abstract description 54
- 239000000835 fiber Substances 0.000 claims abstract description 52
- 239000004642 Polyimide Substances 0.000 claims abstract description 20
- 229920001721 polyimide Polymers 0.000 claims abstract description 20
- 230000001112 coagulating effect Effects 0.000 claims description 46
- 239000007921 spray Substances 0.000 claims description 23
- 238000005406 washing Methods 0.000 claims description 17
- 239000003795 chemical substances by application Substances 0.000 claims description 15
- 239000003292 glue Substances 0.000 claims description 15
- 229920005575 poly(amic acid) Polymers 0.000 claims description 15
- 238000001914 filtration Methods 0.000 claims description 12
- 239000000706 filtrate Substances 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 239000004952 Polyamide Substances 0.000 abstract description 3
- 239000002253 acid Substances 0.000 abstract description 3
- 229920002647 polyamide Polymers 0.000 abstract description 3
- 238000005345 coagulation Methods 0.000 abstract description 2
- 230000015271 coagulation Effects 0.000 abstract description 2
- 238000007380 fibre production Methods 0.000 abstract description 2
- 238000005201 scrubbing Methods 0.000 abstract 4
- 238000005507 spraying Methods 0.000 abstract 2
- 230000007547 defect Effects 0.000 abstract 1
- 239000002861 polymer material Substances 0.000 abstract 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000008367 deionised water Substances 0.000 description 5
- 229910021641 deionized water Inorganic materials 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- 230000009471 action Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000000703 high-speed centrifugation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000007810 chemical reaction solvent Substances 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- SECXISVLQFMRJM-UHFFFAOYSA-N N-Methylpyrrolidone Chemical compound CN1CCCC1=O SECXISVLQFMRJM-UHFFFAOYSA-N 0.000 description 1
- 239000004734 Polyphenylene sulfide Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000011001 backwashing Methods 0.000 description 1
- 239000013040 bath agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000701 coagulant Substances 0.000 description 1
- 230000002860 competitive effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000007866 imination reaction Methods 0.000 description 1
- 150000002466 imines Chemical class 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 229920000069 polyphenylene sulfide Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 238000009827 uniform distribution Methods 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
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Abstract
The invention is suitable for the technical field of polymer material production, and discloses centrifugal production equipment for wet spinning. The equipment comprises a throwing device, a scrubbing device, a collecting device and a processing device, wherein the throwing device, the scrubbing device, the collecting device and the processing device are sequentially connected. The throwing device and the scrubbing device are communicated through a first conveying pipe, the scrubbing device is provided with a second conveying pipe extending to the collecting device, the throwing device comprises a first container and a spinning jet arranged in the first container, a bottom plate of the first container is provided with a drive device used for driving the spinning jet to rotate, a spraying device and an input tube used for conveying polyamide acid spinning gel are disposed on the top of the first container, and the spraying device is connected with a coagulation bath input pipe. The centrifugal production equipment for wet spinning is simple to operate and efficient in short fiber manufacturing, saves energy, greatly improves production efficiency, overcomes the defects that a traditional wet spinning method is large in equipment investment and low in production efficiency in polyimide short fiber production, and improves market competitiveness of polyimide fibers.
Description
Technical field
The invention belongs to the macromolecular material production technical field, relate in particular to the centrifugal production equipment of a kind of wet spinning, be mainly used in the production of polyimides staple fibre.
Background technology
Wet spinning is called for short wet spinning, its principle be by polymer dissolution in solvent, spray filament by spinning head, pass through the chemical fibre textile method of coagulating bath formation fiber.Its process is that fiber-forming polymer is dissolved in suitable solvent, and the solution that obtains definite composition, certain viscosity and have good spinnability claims spinning solution.Spinning solution is recycled pipeline and delivers to spinning machine, by measuring pump, measures, then through candle filter, tube connector and enter spinning head (cap).The aperture distributed regularly from spinning head is that the stoste thread extruded in 0.05～0.08 millimeter some eyelet enters coagulating bath, solvent in the stoste thread spreads to coagulating bath, and coagulating agent permeates to thread, thereby makes the stoste thread reach critical concentration, separate out in coagulating bath, and form fiber.The polyimide fiber mode of production commonly used is: first adopt the wet spinning spinning to obtain the polyamic acid fiber precursor, obtain polyimide fiber by imidization afterwards, this procedure of fibre production mode is commonly referred to two-step method.
At present along with the sustainable development of economic society and the continuous enhancing of people's environmental consciousness, unheeded problem of environmental pollution more and more caused people's concern in the past, the high-performance filtering material that the polyimides of take is representative obtains the market demand widely in recent years, polyimide fiber normally forms the felted filter cloth with the weaving of staple fibre form in the filtering material field, with the method adopted habitually in the past, be that after producing long fiber, cut-out obtains, its production efficiency is low, production cost is high, with respect to take inorfil that glass is representative and the extraordinary thermoplastic fibre that polyetheretherketonefiber fiber and polyphenylene sulfide fibre be representative of take, although with the obvious advantage on performance, but cost performance is lower, less with the said goods competitive advantage, equipment investment is larger simultaneously, production scale is difficult to enlarge, marketing is greatly affected.
Summary of the invention
The object of the invention is to overcome above-mentioned the deficiencies in the prior art, provide a kind of wet spinning centrifugal production equipment, it has greatly improved production efficiency, and reduced the input of equipment and the energy consumption of production, well solved that the wet spinning equipment investment was high, production cost is high in the past and then reduced the problem of product competitiveness.
Technical scheme of the present invention is: the centrifugal production equipment of a kind of wet spinning, be mainly used in the production of polyimides staple fibre, comprise the throwing device sequentially connected, wash mill, gathering-device and treating apparatus, between described throwing device and described wash mill, by the first carrier pipe, be connected, described wash mill is provided with the second carrier pipe that extends to described gathering-device place, described throwing device comprises the first container and is arranged at the spinning device in described the first container, be provided with the drive unit that drives described spinning device to rotate in the bottom of described the first container, the top of described the first container is provided with spray equipment and for delivery of the input pipe of polyamic acid spinning glue, described spray equipment is connected with the coagulating bath input pipe.
Preferably, described spinning device is " cylinder " shape or " round platform " shape, comprises base plate, sidewall and top board, and described sidewall is provided with metal screen or is evenly equipped with spinneret orifice.
Preferably, the aperture that the order number of described filter screen is 400～2000 orders or described spinneret orifice is 0.05mm～0.12mm.
Particularly, in described spinning device, be evenly equipped with dividing plate, described dividing plate is connected with base plate, sidewall and the top board of described spinning device.
Preferably, described dividing plate arranges 4～20, and each described baffle combination is formed with around the cavity of symmetrical centre axis, and described input pipe is arranged at described cavity place.
Preferably, described dividing plate is surface plate or cambered plate.
Particularly, the annulus that described spray equipment is hollow, and coaxially arrange with described the first container, its bottom is provided with several spray apertures.
Particularly, described wash mill comprises second container and mixing component, described mixing component comprises driver part and the stirring parts be connected with described driver part, described stirring parts is arranged in described second container, described driver part is arranged at the bottom of described second container, and described second container is connected with the washing agent input pipe.
Particularly, described gathering-device comprises the filtering type conveyer belt and is arranged on the filtrate collecting tank of described filtering type conveyer belt below, also comprises the coagulating tank be connected with described second container by the coagulating bath return duct.
Particularly, the communicating pipe that described filtrate collecting tank is provided with the washing agent return duct and communicates with described coagulating bath return duct, be provided with the first valve on described washing agent return duct, be provided with the second valve on described communicating pipe; Described coagulating tank is provided with the coagulating bath delivery pipe, is provided with the 3rd valve on described coagulating bath delivery pipe.
The centrifugal production equipment of a kind of wet spinning provided by the invention, drive the spinning device rotation in the throwing device by drive unit, the polyamic acid spinning glue that input pipe can be inputed in spinning device throws away under the effect of centrifugal force, complete tensile fiber, and complete filametntary cut-out by the spray equipment be arranged on the first container, then via the first carrier pipe, filament is delivered to wash mill and carries out back washing, and be delivered to gathering-device via the second carrier pipe and filtered, collect; Finally by gathering-device, be delivered to treating apparatus and enter the imidization processing, obtain the polyimides staple fibre.By the collection of gathering-device, the liquid that can reclaim in wash mill carries out recycle.This kind of centrifugal production equipment of wet spinning, in device category and quantitatively greatly minimizing, improved production efficiency, solved conventional wet spinning production polyimides staple fibre equipment investment large, the shortcoming that production efficiency is low, improved the market competitiveness of polyimide fiber greatly.
The accompanying drawing explanation
Fig. 1 is the structural representation of the centrifugal production equipment of wet spinning that provides of the embodiment of the present invention;
Fig. 2 is the schematic perspective view of spinning device in the centrifugal production equipment of wet spinning that provides of the embodiment of the present invention;
Fig. 3 is the top view of spinning device in the centrifugal production equipment of wet spinning that provides of the embodiment of the present invention;
Fig. 4 is the top view of another structure of spinning device in the centrifugal production equipment of wet spinning that provides of the embodiment of the present invention;
Fig. 5 is the top view of spray equipment in the centrifugal production equipment of wet spinning that provides of the embodiment of the present invention.
The specific embodiment
In order to make purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
As shown in Figure 1, the centrifugal production equipment 1 of a kind of wet spinning that the embodiment of the present invention provides, be mainly used in the production of polyimides staple fibre, comprise the throwing device 11, wash mill, gathering-device and the treating apparatus (not shown) that sequentially connect, between throwing device 11 and wash mill, by the first carrier pipe 14, be connected, wash mill is provided with the second carrier pipe 15 that extends to the gathering-device place.Like this, after throwing device 11 is produced satisfactory staple fibre, be delivered to and desolventized in wash mill and wash by the first carrier pipe 14, finally by the staple fibre after being washed by the second carrier pipe 15, collect, and be sent to treating apparatus and carry out the imidization processing, with the polyimides staple fiber obtained.Gathering-device, in staple fibre being delivered to the process that treating apparatus carries out the imines processing, can be that continous mode is carried or intermittent delivery, in real work, can operate control according to concrete requirement.
Particularly, as depicted in figs. 1 and 2, throwing device 11 comprises the first container 111 and is arranged at the spinning device 112 in the first container 111, be provided with the drive unit 113 that drives spinning device 112 to rotate in the bottom of the first container 111, the top of the first container 111 is provided with spray equipment 16 and, for delivery of the input pipe 17 of polyamic acid spinning glue, spray equipment 16 is connected with coagulating bath input pipe 18.By such setting, drive unit 113 drives spinning device 112 High Rotation Speeds, its Revolution Per Minute 10,000 to 100,000 turns, guarantee that polyamic acid spinning glue can be extruded by hole under the high speed centrifugation rotation status, and coagulating bath input pipe 18 is to the interior input coagulating bath of spray equipment 16, make the spray equipment 16 that is arranged on the first container 111 tops can spray vertically downward coagulating bath, inwall at the first container 111 forms equidistant continuous coagulating bath curtain, its inwall along the first container 111 is toward dirty, polyamic acid spinning glue vertical sand shooting under the effect of high speed centrifugation power enters the coagulating bath curtain, touching coagulating bath resistance behind the scenes increases severely, fracture under drag effect, form the former brin of staple fibre.And the staple fibre stoste made flows in wash mills via the first carrier pipe 14 with coagulation bath curtain silk and is washed, staple fibre after having washed is delivered to gathering-device by the second carrier pipe 15 and is filtered and collect, the staple fibre made is separated with washing agent, and the staple fibre of separation can be delivered to treating apparatus and carry out imidization heat treatment, to obtain polyimide fiber, but be provided with the valve 151 that automatic or manual is controlled on the second carrier pipe 15, making gathering-device can be continous mode filtering and collect staple fibre, can be also batch (-type); And drive unit 113 can be motor, coagulating bath liquid is the certain density aqueous solution of polyamide acid reaction solvent, polyamide acid reaction solvent can be N ?methyl pyrrolidone, N ?N ?dimethyl formamide or N ?N ?dimethylacetylamide, can select according to concrete requirement.
The centrifugal production equipment 1 of wet spinning provided by the invention, spinning device 112 is High Rotation Speed under the driving of drive unit 113, make polyamic acid spinning glue rely on centrifugal force to extrude in spinning device 112, and the collodion silk stoste of extruding completes the cut-out of glue precursor under coagulating bath and centrifugal force double action, directly obtain the former brin of short fiber, the former brin of short fiber is after the wash mill washing, filtration, collection by gathering-device, and be delivered to treating apparatus and carry out imidization heat treatment, to obtain polyimide fiber.The centrifugal production equipment 1 of this wet spinning is when producing staple fibre, efficiently, energy-conservation, kind and the quantity of equipment have been greatly reduced, simple to operate, greatly improved production efficiency, solved conventional wet spinning production polyimides staple fibre equipment investment large, the shortcoming that production efficiency is low, improved the market competitiveness of polyimide fiber.
Preferably, as depicted in figs. 1 and 2, spinning device is " cylinder " shape or " round platform " shape, comprises base plate (not shown), sidewall 1124 and top board (not shown), and sidewall 1124 is provided with metal screen or is evenly equipped with spinneret orifice.Spinning device is arranged to " cylinder " shape or " round platform " shape, make it when High Rotation Speed, polyamic acid spinning glue in it can be subject to uniform centrifugal force, and be provided with filter screen or spinneret orifice 1121 by the sidewall 1124 by spinning device 112, make the polyamic acid spinning glue in it can rely on centrifugal force from screen pack or ejection from spinneret orifice 1121, the purpose that realizes making the polyimides staple fibre.
Preferably, the aperture that the order number of filter screen is 400～2000 orders or spinneret orifice 1121 is 0.05mm～0.12mm.By different numerical value is set, make the former brin of short fiber ejected can meet different requirements, to meet different instructions for uses.Certainly, understandably, order number or the aperture of filter screen, also can select according to concrete requirement, is not limited to the range of choice of setting in the present embodiment.
Particularly, be evenly equipped with dividing plate 1122 in spinning device 112, dividing plate 1122 is connected with top board with base plate, the sidewall 1124 of spinning device 112.By such setting, when having guaranteed that polyamic acid spinning glue can spray under centrifugal action, do not hinder input pipe 17 to the interior input polyamic acid of spinning device 112 spinning glue.Dividing plate 1122 is made by metal materials such as 316L stainless steel, Ha Shi special steel alloys, and is arranged symmetrically in spinning device 112.
Preferably, as shown in Figure 2, dividing plate 1122 arranges 4～20, and each dividing plate 1122 is combined to form the cavity 1123 around symmetrical centre, and input pipe 17 is arranged at cavity 1123 places.Each dividing plate 1122 is by the inside spaced at equal intervals of spinning device 112, and, between same two dividing plates 1122 in the radial direction, be not connected, but disconnect, be formed with each other the cavity 1123 around axis, input pipe 17 is arranged at cavity 1123 places, makes it to spinning device 112 delivered inside polyamic acid spinning glue the time, can uniform distribution in the zone separated by each dividing plate 1122, guaranteed under centrifugal action throwing evenly, reliability.
Preferably, as shown in Figures 2 to 4, dividing plate 1122 is surface plate or circular arc panel.Dividing plate 1122 is arranged to surface plate or circular arc panel, makes the centrifugal production equipment 1 of wet spinning under the high speed centrifugation effect, polyamic acid spinning glue wherein can be moved to top by bottom, has improved the utilization rate of filter screen or spinneret orifice 1121.
Particularly, as shown in Figure 1 and Figure 5, the annulus that spray equipment 16 is hollow, and coaxially arrange with the first container 111, its bottom is provided with several spray apertures 161.Spray equipment 16 and the first container 111 are coaxially arranged, and be furnished with several spray apertures 161 at its bottom even, make spray equipment 16 can spray coagulating bath down, inwall at the first container 111 forms continuous coagulating bath curtain, guaranteed that the polyamic acid spinning glue thrown away can carry out preliminary counter-infiltration with the coagulating bath curtain uniformly and react in spinning device 112, and be solidified the cut-out of bath curtain, to make the former brin of short fiber.
Particularly, wash mill comprises second container 121 and mixing component, mixing component comprises driver part 122 and the stirring parts 123 be connected with driver part 122, stirring parts 123 is arranged in second container 121, driver part 122 is arranged at the bottom of second container 121, and second container 121 is connected with washing agent input pipe 124.Washing agent input pipe 124 is to the interior conveying deionized water of second container 121, ethanol, and the coagulating bath containing the former brin of short fiber is also entered in second container 121 by the first carrier pipe 14, the former brin of short fiber after the coagulating bath washing repeatedly washs with deionized water and ethanol again, to obtain satisfactory staple fibre.Driver part 122 drives 123 pairs of washing agent of stirring parts to carry out forward and reverse rotation of rule, to increase the clean result of the former brin of short fiber and coagulating bath, improves the infiltration efficiency of solvent.Second container 121 is provided with water supplement port, constant to adjust coagulating bath concentration, and stirring parts 123 can be turbine disc, also can be agitating plate.After the former brin of short fiber has washed, filtered and collected via gathering-device, then transmitted by collection, enter imination equipment and heat-treat and obtain polyimide fiber.It is continous mode or batch (-type) that gathering-device is carried the process of the former brin of short fiber.Driver part 122 can be the revolvable equipment such as motor, hydraulic motor.
Particularly, as shown in Figure 1, gathering-device comprises filtering type conveyer belt 131 and is arranged on the filtrate collecting tank 132 of filtering type conveyer belt 131 belows, also comprises the coagulating tank 134 be connected with second container 121 by coagulating bath return duct 133.By such setting, the former brin of short fiber after deionized water and ethanol repeatedly wash flows to filtering type conveyer belt 131 by the second carrier pipe 15 and is filtered, filtering ethanol and deionized water, ethanol and deionized water flow in filtrate collecting tank 132 and are reclaimed or recycle, and coagulating bath flow back into coagulating tank 134 by coagulating bath return duct 133.And the former brin of short fiber enters into treating apparatus and carries out imidization heat treatment with after washing agent separates.The junction of coagulating bath return duct 133 and second container 121 is provided with screen pack 1331, in order to can effectively separate the mixture of the former brin of short fiber and solidification liquid.By being provided with filtrate collecting tank 132 and coagulating tank 134, can be reclaimed washing agent, recycle, improved the utilization rate of washing agent, reduced production cost.
Particularly, as shown in Figure 1, the communicating pipe 136 that filtrate collecting tank 132 is provided with washing agent return duct 135 and communicates with coagulating bath return duct 133, be provided with the first valve 1351 on washing agent return duct 135, be provided with the second valve 1361 on communicating pipe 136; Coagulating tank 134 is provided with coagulating bath delivery pipe 137, is provided with the 3rd valve 1371 on coagulating bath delivery pipe 137.Like this, by operating the first valve 1351, the second valve 1361 and the 3rd valve 1371, can realize making liquid level can remain on rational height to the control of filtrate collecting tank 132 and coagulating tank 134 interior liquid levels, guarantee to produce can stablize, orderly carrying out.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any modifications of doing within the spirit and principles in the present invention, be equal to and replace or improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. the centrifugal production equipment of wet spinning, be mainly used in the production of polyimides staple fibre, it is characterized in that, comprise the throwing device sequentially connected, wash mill, gathering-device and treating apparatus, between described throwing device and described wash mill, by the first carrier pipe, be connected, described wash mill is provided with the second carrier pipe that extends to described gathering-device place, described throwing device comprises the first container and is arranged at the spinning device in described the first container, be provided with the drive unit that drives described spinning device to rotate in the bottom of described the first container, the top of described the first container is provided with spray equipment and for delivery of the input pipe of polyamic acid spinning glue, described spray equipment is connected with the coagulating bath input pipe.
2. the centrifugal production equipment of wet spinning as claimed in claim 1, is characterized in that, described spinning device is " cylinder " shape or " round platform " shape, comprises base plate, sidewall and top board, and described sidewall is provided with metal screen or is evenly equipped with spinneret orifice.
3. the centrifugal production equipment of wet spinning as claimed in claim 2, is characterized in that, the aperture that the order number of described filter screen is 400～2000 orders or described spinneret orifice is 0.05mm～0.12mm.
4. the centrifugal production equipment of wet spinning as claimed in claim 1, is characterized in that, in described spinning device, is evenly equipped with dividing plate, and described dividing plate is connected with base plate, sidewall and the top board of described spinning device.
5. the centrifugal production equipment of wet spinning as claimed in claim 4, is characterized in that, described dividing plate arranges 4～20, and each described baffle combination is formed with around the cavity of symmetrical centre axis, and described input pipe is arranged at described cavity place.
6. the centrifugal production equipment of wet spinning as claimed in claim 5, is characterized in that, described dividing plate is surface plate or cambered plate.
7. the centrifugal production equipment of wet spinning as described as any one in claim 1 to 6, is characterized in that, the annulus that described spray equipment is hollow, and coaxially arrange with described the first container, its bottom is provided with several spray apertures.
8. the centrifugal production equipment of wet spinning as claimed in claim 7, it is characterized in that, described wash mill comprises second container and mixing component, described mixing component comprises driver part and the stirring parts be connected with described driver part, described stirring parts is arranged in described second container, described driver part is arranged at the bottom of described second container, and described second container is connected with the washing agent input pipe.
9. the centrifugal production equipment of wet spinning as claimed in claim 8, it is characterized in that, described gathering-device comprises the filtering type conveyer belt and is arranged on the filtrate collecting tank of described filtering type conveyer belt below, also comprises the coagulating tank be connected with described second container by the coagulating bath return duct.
10. the centrifugal production equipment of wet spinning as claimed in claim 9, it is characterized in that, the communicating pipe that described filtrate collecting tank is provided with the washing agent return duct and communicates with described coagulating bath return duct, be provided with the first valve on described washing agent return duct, be provided with the second valve on described communicating pipe; Described coagulating tank is provided with the coagulating bath delivery pipe, is provided with the 3rd valve on described coagulating bath delivery pipe.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104385683A (en) * | 2014-11-03 | 2015-03-04 | 徐东 | Novel polyimide paper production equipment |
| CN110331471A (en) * | 2019-07-04 | 2019-10-15 | 宁夏泰和芳纶纤维有限责任公司 | A kind of useless stoste recycling and reusing device and method of p-aramid fiber spinning |
| CN112376168A (en) * | 2020-11-13 | 2021-02-19 | 杭州高烯科技有限公司 | Continuous preparation method and system of non-woven fabric |
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| CN102817096A (en) * | 2012-09-11 | 2012-12-12 | 长春高琦聚酰亚胺材料有限公司 | Continuous production method of polyimide fibers |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104385683A (en) * | 2014-11-03 | 2015-03-04 | 徐东 | Novel polyimide paper production equipment |
| CN110331471A (en) * | 2019-07-04 | 2019-10-15 | 宁夏泰和芳纶纤维有限责任公司 | A kind of useless stoste recycling and reusing device and method of p-aramid fiber spinning |
| CN112376168A (en) * | 2020-11-13 | 2021-02-19 | 杭州高烯科技有限公司 | Continuous preparation method and system of non-woven fabric |
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| CN103498203B (en) | 2016-12-07 |
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