CN105063775A - Manufacturing method of melt spinning differential fibers - Google Patents
Manufacturing method of melt spinning differential fibers Download PDFInfo
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- CN105063775A CN105063775A CN201510505931.1A CN201510505931A CN105063775A CN 105063775 A CN105063775 A CN 105063775A CN 201510505931 A CN201510505931 A CN 201510505931A CN 105063775 A CN105063775 A CN 105063775A
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Abstract
A manufacturing method of melt spinning differential fibers comprises the following steps that 1, spinning is conducted on internal structure, sprayed from a spinneret orifice of a spinneret plate, of melt and nascent filaments of which the performance is not stable yet, by means of a transverse side-blowing cooling device which does reciprocal motion, rapid cooling or slow cooling treatment is alternatively conducted on different monofilaments in a same bundle of the nascent filaments or different parts of one monofilament, so that the different monofilaments in the same bundle of the nascent filaments or the different parts of the monofilament make the internal structures and the performances of the nascent filaments alternatively changed due to different cooling effects; 2, in this way, bundling, oiling, drafting and winding to a wire cylinder are conducted, and the melt spinning differential fibers which are different in internal structures and capable of achieving alternate changing of the strength, the elongation, the modulus, the degree of crystallinity, the degree of orientation and the dyeing property are obtained finally. According to the manufacturing method of the melt spinning differential fibers, the fibers with changeable performances of the strength, the elongation, the modulus, the degree of crystallinity, the degree of orientation, the contractility, the dyeing property and the like are obtained finally, the degree of attractiveness of fabric is finally improved, the overall structure is simple, operation is convenient, and the cost is low.
Description
Technical field
The present invention relates to textile technology field, be specifically related to a kind of traversing lateral-blowing air cooling device for melt spinning.
Background technology
The theme of current costume fabric development has purity, passion, gracefulness, happy etc.Pure, namely by fabric style, the feel of seeking new thoughts, specifically on fabric by yarn change as Loop Yarns, pimple yarn change the decorative effect of fabric, by the effect of physics or chemistry, the skin effect of acquisition fabric is as the bubble crepe fabric of bubble, crape, wave and rough type; Or adopt natural fabric, artificial fibre to obtain irregular knitting and woven fabric; Or adopt ambiguous pattern to carry out stamp etc. in dyeing and printing process.Passion, namely embodies the stereovision of fabric by multiple color, this frivolous transparent fabric presents dim U.S. fully, soft and transparent effect.
The silk fiber of melt spinning is that current purposes is the widest, and the kind that output is maximum, as terylene, polypropylene fibre, polyamide fibre etc.The spinning melt of melting sprays from the spinneret orifice of spinnerets, then be solidified into fibre through cooling air cooling, boundling becomes a synnema, oil, drawing-off, be wound into silk cylinder.The monofilament of one block of spinnerets ejection is not by tens to several thousand etc., the filament length degree of spinneret orifice ejection can make the length along fiber axis to endless, and keeps the line density of monofilament, monofilament vertical structure, individual filament cross section shape, filament properties (comprising intensity, degree of stretching, modulus, degree of crystallinity, the degree of orientation, shrinkage, dyeability etc.) to remain constant.Society, this single, unalterable silk fiber has been difficult to meet the requirement of people at dress ornament, furnishing fields seeking new thoughts, waits to improve.
Summary of the invention
For solving the problems referred to above that prior art exists, the present invention aims to provide the manufacture method that a kind of melt spins fibre in differentiation, and the method can make silk fiber that multiple change occurs, and improves the aesthetic measure of fabric, and it is simple to have structure, technical characterstic easy to use.
To achieve these goals, the present invention adopts following technical scheme:
Melt spins a manufacture method for fibre in differentiation, it is characterized in that comprising the steps:
1) internal structure that sprays from the spinneret orifice of spinnerets of spinning melt and the still unstabilized spun filament of performance, by the traversing lateral-blowing air cooling device that moves reciprocatingly, chilling is alternately implemented but or slow cooling processing to the different parts with the different monofilament in bundle spun filament and monofilament, cause the different monofilament of same tow and the different parts of monofilament to make because of the difference of cooling effect the internal structure of spun filament and performance that alternately change occurs;
2) after above-mentioned steps, then through boundling, oil, drawing-off, be wound into silk cylinder, final to obtain internal structure different, and the melt of intensity, degree of stretching, modulus, degree of crystallinity, the degree of orientation and dyeability alternately change spins fibre in differentiation.
Described traversing lateral-blowing air cooling device, comprise air compartment, distributing pore plate, wind net and spinnerets, spinnerets sprays tow downwards, is provided with one and keeps out the wind slide plate do the traversing of transverse reciprocating movement between described wind net and tow.
As preferably, described traversing keep out the wind slide plate be arranged on wind net upside and bottom spinnerets.
As preferably, the keep out the wind height of slide plate of described traversing is 15 ~ 30cm, and width is 50 ~ 80% of spinnerets diameter.
Slide plate will be kept out the wind when right lateral position, right lateral position lateral blowing near spinnerets bottom section is stopped, right lateral position slow cooling but section length increases, in slow cooling zone, be enough to be in curling and unordered spun filament macromolecular chain along fiber axis to being straightened and ordered arrangement, fiber obtains the good degree of orientation, intensity, degree of crystallinity; Left lateral position is in anxious cooling zone simultaneously, and left lateral position is exposed in lateral blowing near the spun filament of spinnerets bottom section, is in curling, unordered spun filament macromolecular structure and has had little time the just cooled solidification of stretching orientation.
The keep out the wind speed of slide plate of reciprocating traversing is faster, and the cycle of fibre property alternately change is shorter, otherwise longer.
Described spinning melt refers to PET, PTT, PBT, PP, PA, PLA, PE, PPS or its modification melt.
The invention has the beneficial effects as follows: the present invention to be kept out the wind slide plate by the traversing of transverse reciprocating movement, alternately stop that lateral blowing is to the cooling of part silk, the different monofilament of same tow make the internal structure generation respective change of silk because of the difference of cooling effect, the fiber of the performance change such as final acquisition intensity, degree of stretching, modulus, degree of crystallinity, the degree of orientation, shrinkage, dyeability, the aesthetic measure of final raising fabric, and overall structure is simple, easy to operate, cost is lower.
Accompanying drawing explanation
Fig. 1 is main TV structure schematic diagram of the present invention.
Fig. 2 is left TV structure schematic diagram of the present invention.
Detailed description of the invention
Below in conjunction with Figure of description and specific embodiment, the invention will be further described, but the present invention is not limited to following examples.If not refer in particular in the present invention, all equipment and raw material etc. all can be buied from market or the industry is conventional.Method in following embodiment, if no special instructions, is the conventional method of this area.
As shown in Figure 1, 2, a kind of melt provided by the invention spins the manufacture method of fibre in differentiation, the internal structure that the spinning melt of melting sprays from the spinneret orifice of spinnerets and the still unstabilized spun filament of performance, by the traversing lateral-blowing air cooling device that moves reciprocatingly, chilling is alternately implemented but or slow cooling processing to the different parts with the different monofilament in bundle spun filament and/or different monofilament, cause the change that the different monofilament of same tow and diverse location make because of the difference of cooling effect the internal structure of spun filament and performance go round and begin again.Then, then through boundling, oil, drawing-off, be wound into silk cylinder, final to obtain internal structure different, and the melt of the performance change such as intensity, degree of stretching, modulus, degree of crystallinity, the degree of orientation and dyeability spins fibre in differentiation.
Traversing lateral-blowing air cooling device of the present invention, comprises air compartment 1, distributing pore plate 2, wind net 3 and spinnerets 6.Spinnerets 6 is horizontally disposed and offer one group of spinneret orifice, and spinneret orifice sprays tow 4 downwards.Air compartment is arranged on the side below spinnerets, and the outlet of air compartment is installed with described distributing pore plate 2 and wind net 3.Said structure similarly to the prior art.
The present invention is provided with a traversing and keeps out the wind slide plate 5 between described wind net 3 and tow 4, this traversing keeps out the wind slide plate 5 by actuating unit (as cylinder, fluid cylinder or screw mandrel, omit in figure) drive, transverse direction along silk screen moves as horizontal reciprocating, and the slide plate 5 that traversing can be kept out the wind if desired is arranged on guide rail mechanism and is driven by actuating unit.The described traversing slide plate 5 that keeps out the wind is arranged on the upside of wind net 3 and arranges bottom the spinnerets 6.The keep out the wind height of slide plate 5 of described traversing is 15 ~ 30cm, and width is 50 ~ 80% of spinnerets 6 diameter.
The spinning melt of melting is emitted into spun filament from the spinneret orifice bottom spinnerets 6, and be solidified into tow 4 through cooling air cooling, then boundling becomes a synnema, is wound into silk cylinder again through oiling, after drawing-off.Toward complex Alternating, the slide plate that keeps out the wind stops that same tow makes the internal structure generation respective change of tow and silk because of the difference of cooling effect from air compartment 1 lateral blowing to the cooling of silk.The described slide plate that will keep out the wind is when right lateral position, right lateral position lateral blowing near spinnerets bottom section is stopped, right lateral position slow cooling but section length increases, in slow cooling zone, be enough to be in curling and unordered spun filament macromolecular chain along fiber axis to being straightened and ordered arrangement, fiber obtains the good degree of orientation, intensity, degree of crystallinity; Left lateral position is in anxious cooling zone simultaneously, and left lateral position is exposed in lateral blowing near the spun filament of spinnerets bottom section, is in curling, unordered spun filament macromolecular structure and has had little time the just cooled solidification of stretching orientation.The fiber that the performance change such as final acquisition intensity, degree of stretching, modulus, degree of crystallinity, the degree of orientation, shrinkage, dyeability are not surveyed.The speed of slide plate transverse shifting of keeping out the wind is faster, and the cycle of fibre property change is shorter, otherwise longer, specifically can need to determine according to client.
Finally, it should be noted that and the invention is not restricted to above embodiment, a lot of distortion can also be had.All distortion that those of ordinary skill in the art can directly derive or associate from content disclosed by the invention, all should think protection scope of the present invention.
Claims (6)
1. melt spins a manufacture method for fibre in differentiation, it is characterized in that comprising the steps:
1) internal structure that sprays from the spinneret orifice of spinnerets of spinning melt and the still unstabilized spun filament of performance, by the traversing lateral-blowing air cooling device that moves reciprocatingly, chilling is alternately implemented but or slow cooling processing to the different parts with the different monofilament in bundle spun filament and monofilament, cause the different monofilament of same tow and the different parts of monofilament to make because of the difference of cooling effect the internal structure of spun filament and performance that alternately change occurs;
2) after above-mentioned steps, then through boundling, oil, drawing-off, be wound into silk cylinder, final to obtain internal structure different, and the melt of intensity, degree of stretching, modulus, degree of crystallinity, the degree of orientation and dyeability alternately change spins fibre in differentiation.
2. a kind of melt according to claim 1 spins the manufacture method of fibre in differentiation, it is characterized in that: described traversing lateral-blowing air cooling device, comprise air compartment (1), distributing pore plate (2), wind net (3) and spinnerets (6), spinnerets (6) sprays tow (4) downwards, is provided with one and keeps out the wind slide plate (5) do the traversing of transverse reciprocating movement between described wind net (3) and tow (4).
3. a kind of melt according to claim 2 spins the manufacture method of fibre in differentiation, it is characterized in that: described traversing keep out the wind slide plate (5) be arranged on wind net (3) upside and near spinnerets (6) bottom.
4. a kind of melt according to claim 2 spins the manufacture method of fibre in differentiation, it is characterized in that: the keep out the wind height of slide plate (5) of described traversing is 15 ~ 30cm, and width is 50 ~ 80% of spinnerets (6) diameter.
5. a kind of melt according to claim 1 and 2 spins the manufacture method of fibre in differentiation, it is characterized in that: slide plate will be kept out the wind when right lateral position, slow cooling zone, right side increases, and is in curling and unordered spun filament macromolecular chain along fiber axis to the ordered arrangement that is straightened; Left lateral position is in anxious cooling zone simultaneously, and curling, unordered spun filament macromolecular structure does not complete the just cooled solidification of stretching orientation.
6. a kind of melt according to claim 1 and 2 spins the manufacture method of fibre in differentiation, it is characterized in that: the keep out the wind speed of slide plate of reciprocating traversing is faster, and the cycle of fibre property alternately change is shorter, otherwise longer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510505931.1A CN105063775A (en) | 2015-08-18 | 2015-08-18 | Manufacturing method of melt spinning differential fibers |
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| CN201510505931.1A CN105063775A (en) | 2015-08-18 | 2015-08-18 | Manufacturing method of melt spinning differential fibers |
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| CN105063775A true CN105063775A (en) | 2015-11-18 |
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| CN201510505931.1A Pending CN105063775A (en) | 2015-08-18 | 2015-08-18 | Manufacturing method of melt spinning differential fibers |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109576815A (en) * | 2018-11-23 | 2019-04-05 | 江苏华亚化纤有限公司 | A kind of polyester filament production method with along fibre length dyeing gradual change performance |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5093062A (en) * | 1988-04-22 | 1992-03-03 | Hoechst Celanese Corp. | Process for spinning preceramic polymers |
| KR20020059021A (en) * | 2000-12-30 | 2002-07-12 | 조 정 래 | Process for preparing a nylon 6 yarn with triangular cross-section |
| CN102277631A (en) * | 2011-07-10 | 2011-12-14 | 东华大学 | Preparation method of novel differential polyolefin fibers |
| WO2012091455A2 (en) * | 2010-12-29 | 2012-07-05 | 코오롱인더스트리 주식회사 | Poly(ethyleneterephthalate) drawn fiber, tire-cord, and method of manufacturing the poly(ethyleneterephthalate) drawn fiber and the tire-cord |
| CN103820876A (en) * | 2014-03-11 | 2014-05-28 | 天津工业大学 | Preparation method of fluorine-containing copolymer fibers |
-
2015
- 2015-08-18 CN CN201510505931.1A patent/CN105063775A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5093062A (en) * | 1988-04-22 | 1992-03-03 | Hoechst Celanese Corp. | Process for spinning preceramic polymers |
| KR20020059021A (en) * | 2000-12-30 | 2002-07-12 | 조 정 래 | Process for preparing a nylon 6 yarn with triangular cross-section |
| WO2012091455A2 (en) * | 2010-12-29 | 2012-07-05 | 코오롱인더스트리 주식회사 | Poly(ethyleneterephthalate) drawn fiber, tire-cord, and method of manufacturing the poly(ethyleneterephthalate) drawn fiber and the tire-cord |
| CN102277631A (en) * | 2011-07-10 | 2011-12-14 | 东华大学 | Preparation method of novel differential polyolefin fibers |
| CN103820876A (en) * | 2014-03-11 | 2014-05-28 | 天津工业大学 | Preparation method of fluorine-containing copolymer fibers |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109576815A (en) * | 2018-11-23 | 2019-04-05 | 江苏华亚化纤有限公司 | A kind of polyester filament production method with along fibre length dyeing gradual change performance |
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Application publication date: 20151118 |