CN102330305A - Filament bundle fiber chemical modification production device - Google Patents
Filament bundle fiber chemical modification production device Download PDFInfo
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- CN102330305A CN102330305A CN201110237231A CN201110237231A CN102330305A CN 102330305 A CN102330305 A CN 102330305A CN 201110237231 A CN201110237231 A CN 201110237231A CN 201110237231 A CN201110237231 A CN 201110237231A CN 102330305 A CN102330305 A CN 102330305A
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- squeezer
- tow
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- godet roller
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Abstract
The invention discloses a filament bundle fiber chemical modification production device which sequentially comprises a bundle finishing machine, a hydrolysis reactor, a first presser, a first rinsing trough, a second presser, a descaling bath, a third presser, a second rinsing trough, a fourth presser, a dryer and a packer. The filament bundle fiber chemical modification production device is characterized in that the hydrolysis reactor comprises a hydrolyss tank and a filament reciprocating frame placed in the hydrolysis tank, wherein the filament reciprocating frame is of a rectangular frame structure and comprises an upper row of yarn guide rollers and a lower row of yarn guide rollers, the quantity of each row of yarn guide rollers is at least 10, and the quantity of the upper row of yarn guide rollers is 1 more than that of the lower row of yarn guide rollers; each presser mainly comprises a front pressure roller pair and a rear pressure roller pair and a middle yarn guide roller; and the second presser, the third presser and the fourth presser are same as the first presser in structures.
Description
Technical field
The present invention relates to the functional fibre technology of preparing, be specially a kind of endless tow fibre chemistry modification process units, this process units is mainly used in the serialization production of on the big molecule of endless tow fiber, carrying out chemical reactions such as grafting, crosslinked and functional group modification.
Background technology
On the big molecule of fiber, carry out various chemical reactions such as grafting, crosslinked and functional group modification; So that it possesses new function; It is one of important means of development fibre in differentiation or functional fibre; Be used widely, for example, the dyeing of pure wool bulk fibre, viscose staple fibre and cinnamic graft modification etc. have all obtained success.But these processes all are to be raw material with the bulk fibre; Make it in same agitated reactor, carry out chemical reaction earlier, again through fully washing, take out that the back dries in centrifuge, the dry finished fiber that obtains in the dryer; Belong to Batch Process technology; Uniformity between each batch product is relatively poor, and only is fit to the processing of staple fibre, is inappropriate for the chemical modification of endless tow.
Summary of the invention
To the deficiency of prior art, the technical problem that the present invention will solve is to develop a kind of endless tow fibre chemistry modification process units.This process units is used in and carries out grafting, crosslinked and carry out chemical reaction such as functional group modification on the big molecule of endless tow fiber, and can realize serialization production, enhances productivity and the product uniformity.
The technical scheme that the present invention solve the technical problem is: design a kind of endless tow fibre chemistry modification process units; This process units comprises tow collator, hydrolysis reactor, first squeezer, first rinsing bowl, second squeezer, descaling bath, the 3rd squeezer, second rinsing bowl, the 4th squeezer, dryer and baling press in proper order; It is characterized in that described hydrolysis reactor is made up of hydrolytic tank and the reciprocal framework of placing in the hydrolytic tank of tow; Said tow is a rectangular frame structure toward complex frame; Comprise upper and lower two row's godet rollers, every row's godet roller is at least 10, and the quantity of last row's godet roller is Duoed 1 than the quantity of following row's godet roller; Said squeezer mainly by preceding pressure roller to and the back pressure roller to forming with the godet roller of centre; The structure of said second squeezer, the 3rd squeezer and the 4th squeezer is identical with the structure of first squeezer.
Compared with prior art; Process units of the present invention is simple in structure, can realize with the endless tow fiber being the grafting, crosslinked and carry out chemical reactions such as functional group modification of precursor, and can realize the serialization commercial production; And production efficiency greatly improves, and products obtained therefrom has good uniformity.
Description of drawings
Fig. 1 is the composition structural representation of a kind of embodiment of endless tow fibre chemistry modification process units of the present invention;
Fig. 2 is the hydrolysis reactor structural representation of a kind of embodiment of endless tow fibre chemistry modification process units of the present invention; Wherein, Fig. 2 (a) is the hydrolytic tank structural representation of hydrolysis reactor; Fig. 2 (b) is the reciprocal frame structure sketch map of tow in the hydrolytic tank;
Fig. 3 is the interior tow of the hydrolysis reactor of a kind of embodiment of an endless tow fibre chemistry modification process units of the present invention winding arrangement sketch map up and down reciprocatingly;
Fig. 4 is the partial structurtes sketch map of the squeezer of a kind of embodiment of endless tow fibre chemistry modification process units of the present invention.
The specific embodiment
Further narrate the present invention below in conjunction with embodiment and accompanying drawing thereof.Specific embodiment does not constitute the restriction to application claim of the present invention just in order further to clearly demonstrate process units of the present invention.
The endless tow fibre chemistry modification process units of the present invention's design (is called for short process units; Referring to Fig. 1-4); This process units comprises tow collator 1, hydrolysis reactor 2, first squeezer 3, first rinsing bowl 4, second squeezer 5, descaling bath 6, the 3rd squeezer 7, second rinsing bowl 8, the 4th squeezer 9, dryer 10 and baling press 12 in proper order; It is characterized in that described hydrolysis reactor 2 is made up of toward complex frames 22 hydrolytic tank 21 and the tow of placing in the hydrolytic tank 21; Said tow is a rectangular frame structure toward complex frame 22; Comprise upper and lower two row's godet rollers 221 and 221 ', every row's godet roller is at least 10, and the quantity of last row's godet roller 221 is Duoed 1 than the quantity of following row's godet roller 221 '; Said squeezer 3 mainly by preceding pressure roller to 31,31 ' and the back pressure roller form with middle godet roller 34 32,32 '; The structure of said second squeezer 5, the 3rd squeezer 7 and the 4th squeezer 9 is identical with the structure of first squeezer 3.
The described tow collator of process units of the present invention 1, first rinsing bowl 4 and second rinsing bowl 8, descaling bath 6, dryer 10 and baling press 12 all are chemical fibre process equipments commonly used, are prior art.But the present invention that suitably is integrated between them designs as required.
When process units of the present invention is used to produce chemical modified short fiber, also should comprise cutting machine 11, cutting machine 11 is arranged between dryer 10 and the baling press 12.Cutting machine 11 and technology thereof are originally as prior art.
Frictional resistance when rotating in order to reduce said godet roller 221 and 221 '; Improve the stability of endless tow fiber operation; The further characteristic of the present invention is that said tow is located to be inlaid with bearing 222 toward the godet roller two ends of complex frame 22, and the two ends of godet roller are installed in 222 li on this bearing.
In order better to accomplish the cleaning and the recovery of alkali lye or acid solution; The further characteristic of process units of the present invention is that a shower 33 respectively is equipped with in both sides above the godet roller 34 of said first squeezer 3, second squeezer 5 and the 3rd squeezer 7; And the endless tow fiber of the nozzle alignment of shower 33 operation, the alkali lye that is beneficial to carry on the endless tow fiber or the thorough cleaning of acid solution.
The further characteristic of process units of the present invention also is to be provided with alkali lye recovery system 13 between said first squeezer 3 and the hydrolysis reactor 2, and this recovery system 13 mainly is made up of the dialysis membrane device.This design can be separated from each other analyte that is dissolved in alkali lye after polyacrylonitrile hydrolyzed and alkali lye, so that reuse, helps economizing on resources, reduces and pollute and reduce production costs.13 of recovery systems that said dialysis membrane device constitutes are as prior art.
Process units gained operation principle of the present invention and process are; The endless tow fiber is after 1 arrangement of tow collator; Make sending in the hydrolysis reactor 2 of even tension distribution; The endless tow fiber of treating hydrolysis the tow of hydrolysis reactor 2 up and down reciprocatingly wear toward complex frame 22 around on godet roller 221 and following godet roller 221 ' (referring to Fig. 3,2), with the prolongation reaction time; Satisfy the reaction requirement; Get into extruding in first squeezer 3 then; Squeeze out the alkali lye that carries on the endless tow fiber; Get into washing in first rinsing bowl 4 again; Get into successively similarly then after 5 extruding of second squeezer, descaling bath 6 pickling, the 3rd squeezer 7 squeeze out acid bath, 8 washings of second rinsing bowl and 9 extruding of the 4th squeezer of carrying on the endless tow fiber, get into dryer 10 oven dry again, the form economy-combat chartered plane 12 with endless tow is packaged as endless tow fibre modification product at last; Perhaps further after cutting machine 11 cuts into staple fibre, economy-combat chartered plane 12 is packaged as the staple fibre modified product again.In process of production, the loopback after said alkali lye recovery system 13 is handled of the alkali lye of extruding is gone in the hydrolytic tank 21 of hydrolysis reactor 2 in first squeezer 3.
Provide specific embodiment of the present invention below:
Adopt process units of the present invention to prepare high water-absorption fiber.
Endless tow with polyacrylonitrile semi-finished product fiber is a precursor; After 1 arrangement of tow collator; The endless tow fiber that even tension is distributed gets in the hydrolysis reactor 2; The endless tow of treating hydrolysis is up and down reciprocatingly twined between godet roller 221 and 20 following godet rollers 221 ' on 21 of complex frame 22 at tow, with the reasonable prolongation reaction time; Under 90～95 ℃ of temperature in hydrolysis reactor 2; NaOH concentration is after reacting 50～60min in the body lotion of 150410g/L; Again successively behind first squeezer 3, first rinsing bowl 4, second squeezer 5, descaling bath 6, the 3rd squeezer 7, second rinsing bowl 8, the 4th squeezer 9, dryer 10, cutting machine 11 and baling press 12; Promptly obtain the high suction of the product Orlon that the fiber water absorbent rate reaches 30～35g water/g fiber, and realize serialization production.
If do not cut off then the direct height suction polyacrylonitrile endless tow fiber that obtains.
Invention is not addressed part and is applicable to prior art.
Claims (5)
1. endless tow fibre chemistry modification process units; This process units comprises tow collator, hydrolysis reactor, first squeezer, first rinsing bowl, second squeezer, descaling bath, the 3rd squeezer, second rinsing bowl, the 4th squeezer, dryer and baling press in proper order; It is characterized in that described hydrolysis reactor is made up of hydrolytic tank and the reciprocal framework of placing in the hydrolytic tank of tow; Said tow is a rectangular frame structure toward complex frame; Comprise upper and lower two row's godet rollers, every row's godet roller is at least 10, and the quantity of last row's godet roller is Duoed 1 than the quantity of following row's godet roller; Said squeezer mainly by preceding pressure roller to and the back pressure roller to forming with the godet roller of centre; The structure of said second squeezer, the 3rd squeezer and the 4th squeezer is identical with the structure of first squeezer.
2. endless tow fibre chemistry modification process units according to claim 1 is characterized in that said tow is inlaid with bearing toward the place, godet roller two ends of complex frame, and the two ends of godet roller are installed in this bearing.
3. endless tow fibre chemistry modification process units according to claim 1; A shower respectively is equipped with in the both sides, top that it is characterized in that the godet roller of said first squeezer, second squeezer and the 3rd squeezer, and the endless tow fiber of the nozzle alignment of shower operation.
4. endless tow fibre chemistry modification process units according to claim 1 is characterized in that this process units also is equipped with cutting machine between dryer and baling press.
5. according to claim 1,2,3 or 4 described endless tow fibre chemistry modification process unitss, it is characterized in that being provided with the alkali lye recovery system between said first squeezer and the hydrolysis reactor, this recovery system mainly is made up of the dialysis membrane device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110237231 CN102330305B (en) | 2011-08-18 | 2011-08-18 | Filament bundle fiber chemical modification production device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110237231 CN102330305B (en) | 2011-08-18 | 2011-08-18 | Filament bundle fiber chemical modification production device |
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| Publication Number | Publication Date |
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| CN102330305A true CN102330305A (en) | 2012-01-25 |
| CN102330305B CN102330305B (en) | 2013-03-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201110237231 Expired - Fee Related CN102330305B (en) | 2011-08-18 | 2011-08-18 | Filament bundle fiber chemical modification production device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103726245A (en) * | 2013-12-11 | 2014-04-16 | 杨学斌 | Dipping pretreatment equipment for activated carbon fiber raw material |
| CN109881410A (en) * | 2019-04-15 | 2019-06-14 | 常州市范群干燥设备有限公司 | Felt class product are modified tunnel machine |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101392455A (en) * | 2008-11-07 | 2009-03-25 | 东华大学 | Method for preparing super absorbent fiber by modification of acrylics fiber |
| CN201579894U (en) * | 2010-01-29 | 2010-09-15 | 成强 | Melt polycondensation macromolecular waste material regeneration device |
-
2011
- 2011-08-18 CN CN 201110237231 patent/CN102330305B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101392455A (en) * | 2008-11-07 | 2009-03-25 | 东华大学 | Method for preparing super absorbent fiber by modification of acrylics fiber |
| CN201579894U (en) * | 2010-01-29 | 2010-09-15 | 成强 | Melt polycondensation macromolecular waste material regeneration device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103726245A (en) * | 2013-12-11 | 2014-04-16 | 杨学斌 | Dipping pretreatment equipment for activated carbon fiber raw material |
| CN109881410A (en) * | 2019-04-15 | 2019-06-14 | 常州市范群干燥设备有限公司 | Felt class product are modified tunnel machine |
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| Publication number | Publication date |
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| CN102330305B (en) | 2013-03-06 |
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Granted publication date: 20130306 Termination date: 20210818 |