CN110129914A - A kind of production method of the female silk fiber of polyamide fibre 6 - Google Patents
A kind of production method of the female silk fiber of polyamide fibre 6 Download PDFInfo
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- CN110129914A CN110129914A CN201910445435.XA CN201910445435A CN110129914A CN 110129914 A CN110129914 A CN 110129914A CN 201910445435 A CN201910445435 A CN 201910445435A CN 110129914 A CN110129914 A CN 110129914A
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- Prior art keywords
- tow
- polyamide fibre
- polyamide
- production method
- silk fiber
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D1/00—Treatment of filament-forming or like material
- D01D1/04—Melting filament-forming substances
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/08—Melt spinning methods
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/08—Melt spinning methods
- D01D5/098—Melt spinning methods with simultaneous stretching
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/04—Pigments
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/88—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds
- D01F6/90—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from mixtures of polycondensation products as major constituent with other polymers or low-molecular-weight compounds of polyamides
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
The present invention relates to a kind of production methods of the female silk fiber of polyamide fibre 6.The production method includes: to provide vacuum-packed 6 dry chip of polyamide fibre and vacuum-packed Master Batches For Polyamide 6；The Master Batches For Polyamide 6 and 6 dry chip of the polyamide fibre are fed into screw extruder melting compression by setting ratio, form blend melt；The blend melt sprays tow through filament spinning component；The tow is cooled down by annealer, monomer pumping device extracts monomer out, forms as-spun fibre；The as-spun fibre passes sequentially through cross air blowing device, path cooling；The tow after cooling is after oiling device oiling treatment, by stretching by drafting component；The tow after traction stretches is wound into spinning cake by up- coiler.The present invention solves in the prior art due to increasing dyeing process, caused by the problem of taking a long time and polluting the environment, there is good promotion prospect.
Description
Technical field
The invention belongs to textile chemical fiber production technical field more particularly to a kind of production methods of the female silk fiber of polyamide fibre 6.
Background technique
Polyamide Yarns is a kind of textile raw material, there is the multiple types such as monofilament, strand and special yarn, in daily life, main
It is used to make sportswear, scarf etc., is still had an optimistic view of by people；In terms of medical treatment, it is mainly used for making bandage；Polyamide Yarns
Product more be used to produce trimming cloth.
Currently, the production of the female silk of polyamide fibre 6 is to produce the necessary step of polyamide fibre 15-70de monofilament and dpf15-30 multifilament, city
The female silk of polyamide fibre 6 is essentially semi-dull and has light greatly on field, is required to dye various colors according to user, this method is due to increasing
Dyeing process takes a long time, and, easily pollute the environment.
Therefore, the prior art need to be improved.
Summary of the invention
In view of the above existing problems in the prior art, the present invention provides a kind of production methods of the female silk fiber of polyamide fibre 6, with solution
Certainly in the prior art because taking a long time and polluting the environment caused by increasing dyeing process the problem of.
The present invention through the following technical solutions to achieve the above objectives:
A kind of production method of the female silk fiber of polyamide fibre 6, the production method include:
Vacuum-packed 6 dry chip of polyamide fibre and vacuum-packed Master Batches For Polyamide 6 are provided；
The Master Batches For Polyamide 6 and 6 dry chip of the polyamide fibre are fed into screw extruder melting compression by setting ratio,
Form blend melt；
The blend melt sprays tow through filament spinning component；
The tow is cooled down by annealer, monomer pumping device extracts monomer out, forms as-spun fibre；
The as-spun fibre passes sequentially through cross air blowing device, path cooling；
The tow after cooling is after oiling device oiling treatment, by stretching by drafting component；
The tow after traction stretches is wound into spinning cake by up- coiler.
Further, the moisture content of 6 dry chip of polyamide fibre is 200-500ppm, the moisture content of the Master Batches For Polyamide 6
For 200-800ppm.
Further, the Master Batches For Polyamide 6 and 6 dry chip of the polyamide fibre are fed into screw extruder by setting ratio and melt
Melt compression, specifically include:
The Master Batches For Polyamide 6 and 6 dry chip of the polyamide fibre are fed into screw extruder by setting ratio, 230 DEG C~
Compression is melted at a temperature of 265 DEG C, the setting ratio is 1%~10%.
Further, the spinneret orifice of the filament spinning component has a two rows, and the spinneret orifice in two rows of spinneret orifices interlocks cloth
It sets.
Further, the height of the annealer is 130~200mm, when the tow passes through annealer, the annealer
Set temperature be 220 DEG C~290 DEG C.
Further, the monomer pumping device is negative nozzle pressure recirculated water suction unit.
Further, the cross air blowing device is the side-blown air cooling for the double-deck superposition that outlet air height is 2800-3300mm
System, upper layer cross air blasting are b type outlet air curve, and lower layer's cross air blasting is p-type outlet air curve.
Further, the blowing temperature of the cross air blowing device is 12 DEG C~22 DEG C.
Further, the path height is 7500-9500mm, width 600mm.
Further, the tow after cooling is after oiling device oiling treatment, by drawing by drafting component
It stretches, specifically includes:
The tow after cooling passes sequentially through first pair of spinning roller group, second pair of spinning after oiling device oiling treatment
Roll dies group and godet, first pair of spinning roller group is that a pair does not heat chilling roller, to reach fixed tow wire feed rate, institute
Second pair of spinning roller group is stated as a pair of of heating hot-rolling group, by tow drawing-off, sizing, the godet is with by tow sufficient crystallising
It is cooling, and adjust tow tension.
The beneficial effects of the present invention are:
A kind of production method of the female silk fiber of polyamide fibre 6 provided by the present invention, first will be dry by Master Batches For Polyamide 6 and polyamide fibre 6
Slice is fed into screw extruder melting compression by setting ratio, forms blend melt, blend melt sprays silk through filament spinning component
Beam, tow extract monomer out by annealer, monomer pumping device, form as-spun fibre, and as-spun fibre passes sequentially through cross air blasting dress
It sets, path cooling, then after oiling device oiling treatment, by that can be wound by up- coiler after drafting component stretches
At spinning cake.
The female silk of polyamide fibre 6 manufactured by the production method of the production method of the female silk fiber of provided polyamide fibre 6 through the invention
Fiber will be formed by Master Batches For Polyamide 6 and 6 dry chip co-production of polyamide fibre by then passing through, not need first to produce polyamide fibre 6
Female silk fibre dye again it is obtained, therefore do not need increase dyeing process, thus solve in the prior art due to increase dyeing process,
Caused by the problem of taking a long time and polluting the environment, there is good promotion prospect.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing.
Fig. 1 is a kind of structural schematic diagram of the process units of the female silk fiber of polyamide fibre 6 of the embodiment of the present invention；
Fig. 2 is the arrangement schematic diagram of the spinneret orifice of the filament spinning component in Fig. 1；
Fig. 3 is the diagrammatic cross-section of Fig. 2；
Fig. 4 is a kind of flow diagram of the production method of the female silk fiber of polyamide fibre 6 of the embodiment of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Firstly, the embodiment of the invention discloses a kind of process units of the female silk fiber of polyamide fibre 6.
Fig. 1 is that a kind of structural schematic diagram of the process units of the female silk fiber of polyamide fibre 6 of the embodiment of the present invention should in conjunction with Fig. 1
Process units includes the feeding unit set gradually by process flow, screw extruder 4, filament spinning component 5, annealer 6, monomer pumping
Inhale device 7, cross air blowing device 8, path 9, oiling device 10, drafting component and up- coiler 14.
In conjunction with Fig. 1, the feeding unit of the embodiment of the present invention includes major ingredient storehouse 1, master batch feed bin 2 and master batch meter 3,
In, major ingredient storehouse 1 is for storing 6 dry chip of polyamide fibre, output end and screw extruder 4 connection in major ingredient storehouse 1, cuts polyamide fibre 6 is dry
Piece is delivered in screw extruder 4, and master batch feed bin 2 passes through master batch meter 3 for storing Master Batches For Polyamide 6, input terminal
It is connected with screw extruder 4, Master Batches For Polyamide 6 is delivered in screw extruder 4.
It should be noted that the major ingredient storehouse 1 and master batch feed bin 2 in the embodiment of the present invention are all made of and closed can be arranged, that is, exist
When putting into raw material to major ingredient storehouse 1 and master batch feed bin 2, major ingredient storehouse 1 and master batch feed bin 2 can be opened, after raw material is launched, major ingredient
Storehouse 1 and master batch feed bin 2 are in air-tight state, to guarantee the moisture content in major ingredient storehouse 1 and master batch feed bin 2.
In the embodiment of the present invention, quantitative Master Batches For Polyamide 6 can be delivered to screw extruder 4 by master batch meter 3, with
Make Master Batches For Polyamide 6 and 6 dry chip of polyamide fibre that there is certain proportion to the input quantity of screw extruder 4, and can be squeezed by screw rod
After the processing of press 4, blend melt is formed.
In the embodiment of the present invention, screw extruder 4 can select novel alloy covered type to roast the bimetallic for penetrating technical treatment
Screw extruder, draw ratio 25-30, screw rod service life get a promotion, and melt mixed is more uniform.
Fig. 2 is the arrangement schematic diagram of the spinneret orifice of the filament spinning component in Fig. 1, in conjunction with Fig. 2, the spinning group of the embodiment of the present invention
The spinneret orifice 5.1 of part 5 has two rows, and 5.1 interlaced arrangement of spinneret orifice in two rows of spinneret orifices 5.1 can make in this way from spinning group
The tow that part 5 sprays also is in two rows of, and is interspersed, thus between keeping tow can in subsequent cooling procedure sufficiently
Away from avoiding and silk, improve the cooling effect of single tow.
Fig. 3 is the diagrammatic cross-section of Fig. 2, in conjunction with Fig. 2 and Fig. 3, in the embodiment of the present invention, in the pan feeding of spinneret orifice 5.1
One end is connected between adjacent two spinneret orifice 5.1 of same row by the first diversion trench 5.2, positioned at two rows of intersections
It is connected between two wrong spinneret orifices 5.1 by the second diversion trench 5.3, i.e., in the embodiment of the present invention, adjacent spinneret orifice 5.1
One end of pan feeding is interconnected, and can make that treated that fusion melt flows between spinneret orifice 5.1 by screw extruder 4 in this way
It is dynamic, to guarantee yarn quality out.
In the embodiment of the present invention, the shape of spinneret orifice can not make this for round or ellipse, the embodiment of the present invention
Limitation.
In conjunction with Fig. 1, the height of the annealer 6 in the embodiment of the present invention is 130~200mm, can effectively slow down tow quenching
Phenomenon guarantees the Drawdown stability of tow.
In conjunction with Fig. 1, the suction unit 7 of the embodiment of the present invention can be siphoned away spinning monomer, in order to avoid influence subsequent technique
It carries out, and guarantees the quality of tow.
The suction unit 7 of the embodiment of the present invention can use recirculated water negative-pressure ward, sufficiently to extract monomer out.
In conjunction with Fig. 1, the cross air blowing device 8 of the embodiment of the present invention is the double-deck superposition that outlet air height is 2800-3300mm
Side-blown air cooling system, upper layer cross air blasting are b type outlet air curve, and lower layer's cross air blasting is p-type outlet air curve, and upper layer cross air blasting is under
Layer cross air blasting can individually adjust air quantity, can be fully cooled in this way, and be further reduced quenching.
In conjunction with Fig. 1, in the embodiment of the present invention, path 9 is the channel that tow passes through naturally, for keeping tow after cooling steady
Fixed passes through, and height is 7500~9500mm, and width 600mm can be fully cooled in this way, avoid swinging, prevent not cold
Preceding and silk.
In conjunction with Fig. 1, in the embodiment of the present invention, oiling device 10 is oil tanker oil feeding system, tanker beam is 600~
800mm, silk pressing stick have sub-wire device, every silk in every synnema are separately oiled, can fully ensure that every silk oils in this way,
In addition, since the oiling device 10 of the embodiment of the present invention is located at 9 lower section of path, it can be ensured that tow has foot before entering drawing-off part
Enough tension.
In conjunction with Fig. 1, in the embodiment of the present invention, in conjunction with Fig. 1, in the embodiment of the present invention, drafting component includes pressing process flow
The first pair of spinning roller group set gradually, 11, second pairs of spinning roller groups 12 and godet 13, wherein first pair of spinning roller group
11 do not heat, and for a pair of of chilling roller, the length is 200-400mm, tow wire feed rate can be fixed, this is because 6 vitrifying of polyamide fibre
Temperature is low, is suitble to cold stretch, and to save the energy, and second pair of spinning roller group 12 is a pair of of heating hot-rolling group, by tow drawing-off,
Crystallization and sizing, and godet 13 can make tow be sent into up- coiler by suitable tension, and guarantee that tow is further abundant
Crystallization and sizing cooling.
In conjunction with Fig. 1, the traversing mode of the up- coiler 14 in the embodiment of the present invention is rabbit hair style precise winding mode, in this way
It can fully ensure that silk molding is good.
In addition, being based on above-mentioned process units, the embodiment of the invention also provides a kind of producers of the female silk fiber of polyamide fibre 6
Method.
Fig. 4 is a kind of flow diagram of the production method of the female silk fiber of polyamide fibre 6 of the embodiment of the present invention, in conjunction with Fig. 1 and
The production method of Fig. 4, the embodiment of the present invention includes:
S1: vacuum-packed 6 dry chip of polyamide fibre and vacuum-packed Master Batches For Polyamide 6 are provided；
Specifically, the chinlon 6 section that vacuum packaging moisture content is 200-500ppm puts into sealable major ingredient storehouse 1, vacuum
Pack the sealable secondary feed bin 2 of Master Batches For Polyamide 6 investment of moisture content 200-800ppm.
6 Masterbatch of the embodiment of the present invention are various Masterbatch or various functional master batches, such as infrared master batch, conductive mother
Grain, graphene master batch etc., the embodiment of the present invention to this with no restriction.
In addition, the major ingredient storehouse 1 of the embodiment of the present invention and secondary feed bin 2 are all made of nitrogen protection, the raw material water suction of the inside is prevented
And oxidative degradation.
S2: Master Batches For Polyamide 6 and 6 dry chip of polyamide fibre are fed into the melting compression of screw extruder 4 by setting ratio, formed
Blend melt；
Specifically, Master Batches For Polyamide 6 is delivered to 6 color masterbatch of polyamide fibre of approrpiate wts by setting ratio by master batch meter 3
Grain, and 6 dry chip of polyamide fibre are fed into screw extruder jointly, in 230 DEG C~265 DEG C of at a temperature of melting compression, the setting
Ratio is 1%~10%.
In addition, the position of the threaded extruder 4 in major ingredient storehouse 1 connection, secondary feed bin 2, master batch meter 3 and screw extruder 4
Position interconnected also uses nitrogen protection, prevents raw material oxidative degradation and absorbs outside moisture.
S3: blend melt sprays tow through filament spinning component；
Specifically, the spinneret orifice 5.1 of the filament spinning component 5 in the embodiment of the present invention has two rows, and in two rows of spinneret orifices 5.1
5.1 interlaced arrangement of spinneret orifice, it is also in two rows of for can making the tow sprayed from filament spinning component 5 in this way, and is interspersed, to make
Tow can keep abundant spacing in subsequent cooling procedure, avoid simultaneously silk, improve the cooling effect of single tow.
In addition, the spinning manifold of filament spinning component 5 uses 250 DEG C~265 DEG C vapour to keep the temperature as biphenyl, so that manifold is intracorporal
Temperature is suitable, guarantees wire vent effect.
The Denier range 200-500de/12-6f of the tow sprayed from filament spinning component, filament number DPF are 15-70de.
S4: tow extracts monomer out by the cooling of annealer 6, monomer pumping device 7, forms as-spun fibre；
Specifically, the height of the annealer 6 of the embodiment of the present invention is 130~200mm, when tow passes through annealer, slow cooling
The set temperature of device is 220 DEG C~290 DEG C.
And monomer pumping device 7 is negative nozzle pressure recirculated water suction unit, spinning monomer can be siphoned away.
S5: as-spun fibre passes sequentially through cross air blowing device 8, the cooling of path 9；
Specifically, the height of cross air blowing device 8 is 2800~3300mm, and blowing temperature is 12 DEG C~22 DEG C, and using upper
Under be superimposed on two layers, upper layer is b type outlet air curve, and lower layer is p-type outlet air curve, and the upper and lower can individually adjust wind
Amount, can be fully cooled, and be further reduced quenching in this way.
The height in the path 9 of the embodiment of the present invention is 7500~9500mm, and width 600mm can be fully cooled in this way,
And avoid simultaneously silk.
S6: tow after cooling is after 10 oiling treatment of oiling device, by stretching by drafting component；
Specifically, oiling device 10 is oil tanker oil feeding system, and tanker beam is 600~800mm, and silk pressing stick has sub-wire
Device, separately oils every silk in every synnema, can fully ensure that every silk oils in this way.
And tow after cooling passes sequentially through 11, second pairs of first pair of spinning roller group after 10 oiling treatment of oiling device
Spinning roller group 12 and godet 13, wherein first pair of spinning roller group 11 does not heat, and for a pair of of chilling roller, the length is 200-
400mm, wrapping wire 3-5 circle, can fix tow wire feed rate, this is because 6 glass transition temperature of polyamide fibre is low, be suitble to cold stretch, with section
The energy is saved, and second pair of spinning roller group 12 is a pair of of heating hot-rolling group, by tow drawing-off, crystallization and sizing, temperature setting
It is 130-160 DEG C, and godet 13 can make tow be sent into up- coiler by suitable tension, and guarantee that tow is further abundant
Crystallization and sizing cooling.
S7: the tow after traction stretches is wound into spinning cake by up- coiler 14.
Specifically, the traversing mode of up- coiler 14 shown in the embodiment of the present invention is rabbit hair style precise winding mode, 6-8
Head, to fully ensure that silk molding is good.
In conclusion the production method institute of the production method of the female silk fiber of polyamide fibre 6 provided by through the embodiment of the present invention
The female silk fiber of the polyamide fibre 6 of manufacture, will be formed, not by then passing through by Master Batches For Polyamide 6 and 6 dry chip co-production of polyamide fibre
Need first to produce the female silk fibre of polyamide fibre 6 and dye again obtained, therefore do not need to increase dyeing process, thus solve in the prior art by
In increasing dyeing process, caused by the problem of taking a long time and polluting the environment, there is good promotion prospect.
Concrete application one:
Using the process units and production method of the embodiment of the present invention, the black female silk fiber of 396dtex/12f polyamide fibre 6 is prepared.
Chinlon 6 section relative viscosity 2.45 used, fusing point are 225 DEG C, aqueous 400ppm；6 black masterbatch relative viscosity 2.45 of polyamide fibre, fusing point
It is 220 DEG C, aqueous 500ppm, the ratio of 6 black masterbatch of polyamide fibre and chinlon 6 section is 3.5%, and uses 105 screw rod of Φ, major diameter
Than being 30, the screw extruder of compression ratio 2.95 is handled, point five Qu Jiare, and each area's temperature is respectively as follows: 238 DEG C of area's temperature, and two
247 DEG C of area's temperature, three 253 DEG C of area's temperature, four 255 DEG C of area's temperature, five 254 DEG C of area's temperature；255 DEG C of condition of spinning manifold temperature, spinneret
Specification is Φ 168*126, every 8 blocks of spinnerets；235 DEG C of annealer temperature；Cooling device cross air blasting height 2800mm, upper layer side
17 DEG C of blowing temperature, wind speed 0.45m/s；16 DEG C of lower layer's cross air blasting temperature, wind speed 0.50m/s；Path height 8000mm；Draft temperature
145 DEG C, draw ratio 2.2, winding speed 4000m/min.The black female silk breaking strength >=4.3cN/dtex of the polyamide fibre of spinning, fracture
Elongation 65%, oil content 1.1%.
Concrete application two:
Using the process units and production method of the embodiment of the present invention, it is fine to prepare 6 graphene mother silk of 440dtex/8f polyamide fibre
Dimension.Chinlon 6 section relative viscosity 2.48 used, fusing point are 225 DEG C, aqueous 350ppm；6 graphene master batch relative viscosity of polyamide fibre
2.45, fusing point is 220 DEG C, aqueous 550ppm, and the ratio of 6 graphene master batch of polyamide fibre and chinlon 6 section is master batch additive amount
1.1%；Using 120 screw rod of Φ, draw ratio 30, the screw extruder processing of compression ratio 2.95, point five Qu Jiare, each area's temperature
It is respectively as follows: 240 DEG C of area's temperature, two 248 DEG C of area's temperature, three 252 DEG C of area's temperature, four 253 DEG C of area's temperature, five 250 DEG C of area's temperature；
250 DEG C of condition of spinning manifold temperature, spinneret specification is Φ 168*126, every 8 blocks of spinnerets；225 DEG C of annealer；Cooling device is side-blown
Wind height 3000mm, 17 DEG C of upper layer cross air blasting temperature, wind speed 0.50m/s；15 DEG C of lower layer's cross air blasting temperature, wind speed 0.60m/s；Path is high
Spend 9000mm；143 DEG C of draft temperature, draw ratio 2.6, winding speed 3600m/min.The black female silk breaking strength of the polyamide fibre of spinning
>=4.6cN/dtex, extension at break 66%, oil content 1.2%.
In conclusion the production method institute of the production method of the female silk fiber of polyamide fibre 6 provided by through the embodiment of the present invention
The female silk fiber of the polyamide fibre 6 of manufacture, will be formed, not by then passing through by Master Batches For Polyamide 6 and 6 dry chip co-production of polyamide fibre
Need first to produce the female silk fibre of polyamide fibre 6 and dye again obtained, therefore do not need to increase dyeing process, thus solve in the prior art by
In increasing dyeing process, caused by the problem of taking a long time and polluting the environment, there is good promotion prospect.
Following illustrated embodiment is better embodiment of the invention, only is used to facilitate to illustrate the present invention, not to this hair
The bright limitation made under any form has usually intellectual in any technical field, if not departing from the proposed skill of the present invention
In the range of art feature, using the equivalent embodiment for locally changing or modifying made by disclosed technology contents, and
Without departing from technical feature content of the invention, in the range of still falling within the technology of the present invention feature.
Claims (10)
1. a kind of production method of the female silk fiber of polyamide fibre 6, which is characterized in that the production method includes:
Vacuum-packed 6 dry chip of polyamide fibre and vacuum-packed Master Batches For Polyamide 6 are provided；
The Master Batches For Polyamide 6 and 6 dry chip of the polyamide fibre are fed into screw extruder melting compression by setting ratio, formed
Blend melt；
The blend melt sprays tow through filament spinning component；
The tow is cooled down by annealer, monomer pumping device extracts monomer out, forms as-spun fibre；
The as-spun fibre passes sequentially through cross air blowing device, path cooling；
The tow after cooling is after oiling device oiling treatment, by stretching by drafting component；
The tow after traction stretches is wound into spinning cake by up- coiler.
2. a kind of production method of the female silk fiber of polyamide fibre 6 according to claim 1, which is characterized in that the polyamide fibre 6 is dry to be cut
The moisture content of piece is 200-500ppm, and the moisture content of the Master Batches For Polyamide 6 is 200-800ppm.
3. a kind of production method of the female silk fiber of polyamide fibre 6 according to claim 1, which is characterized in that 6 color masterbatch of polyamide fibre
Grain and 6 dry chip of polyamide fibre are fed into screw extruder melting by setting ratio and compress, and specifically include:
The Master Batches For Polyamide 6 and 6 dry chip of the polyamide fibre are fed into screw extruder by setting ratio, at 230 DEG C~265 DEG C
At a temperature of melt compression, the setting ratio be 1%~10%.
4. the production method of the female silk fiber of a kind of polyamide fibre 6 according to right 1, which is characterized in that the spray of the filament spinning component
Wire hole has two rows, the spinneret orifice interlaced arrangement in two rows of spinneret orifices.
5. a kind of production method of the female silk fiber of polyamide fibre 6 according to claim 1, which is characterized in that the annealer
Height is 130~200mm, and when the tow passes through annealer, the set temperature of the annealer is 220 DEG C~290 DEG C.
6. a kind of production method of the female silk fiber of polyamide fibre 6 according to claim 1, which is characterized in that the monomer suction
Device is negative nozzle pressure recirculated water suction unit.
7. a kind of production method of the female silk fiber of polyamide fibre 6 according to claim 1, which is characterized in that the cross air blasting dress
It is set to the side-blown air cooling system for the double-deck superposition that outlet air height is 2800-3300mm, upper layer cross air blasting is b type outlet air curve,
Lower layer's cross air blasting is p-type outlet air curve.
8. a kind of production method of the female silk fiber of polyamide fibre 6 according to claim 7, which is characterized in that the cross air blasting dress
The blowing temperature set is 12 DEG C~22 DEG C.
9. a kind of production method of the female silk fiber of polyamide fibre 6 according to claim 1, which is characterized in that the path height
For 7500-9500mm, width 600mm.
10. a kind of production method of the female silk fiber of polyamide fibre 6 according to claim 1, which is characterized in that described after cooling
The tow is after oiling device oiling treatment, by specifically including by drafting component stretching:
The tow after cooling passes sequentially through first pair of spinning roller group, second pair of spinning roller after oiling device oiling treatment
Group and godet, first pair of spinning roller group are a pair of of chilling roller, to reach fixed tow wire feed rate, second pair of spinning
Roll dies group is a pair of of heating hot-rolling group, by tow drawing-off, sizing, the godet with tow sufficient crystallising is cooling, and
Adjust tow tension.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910445435.XA CN110129914A (en) | 2019-05-27 | 2019-05-27 | A kind of production method of the female silk fiber of polyamide fibre 6 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910445435.XA CN110129914A (en) | 2019-05-27 | 2019-05-27 | A kind of production method of the female silk fiber of polyamide fibre 6 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110129914A true CN110129914A (en) | 2019-08-16 |
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| CN111218723A (en) * | 2020-01-10 | 2020-06-02 | 长乐力恒锦纶科技有限公司 | Production method of chinlon 6FDY semi-dull skintone yarn |
| CN112176434A (en) * | 2020-09-30 | 2021-01-05 | 福建凯邦锦纶科技有限公司 | Production method of side-blown nylon filaments with diameter of more than 5dpf |
| CN112921419A (en) * | 2021-01-19 | 2021-06-08 | 长乐力恒锦纶科技有限公司 | Production method and equipment of ultra-high strength chinlon 6 semi-dull filament |
| CN112981568A (en) * | 2021-01-20 | 2021-06-18 | 浙江恒优化纤有限公司 | Spinning equipment and spinning process for high-strength low-shrinkage composite fibers |
| CN114016153A (en) * | 2021-11-29 | 2022-02-08 | 福建漳平协龙高新化纤有限公司 | Anti-yellowing nylon thermal fuse and preparation method thereof |
| CN114262988A (en) * | 2021-12-30 | 2022-04-01 | 宜宾丝丽雅集团有限公司 | Preparation process of spunbonded fabric |
| CN115354406A (en) * | 2022-03-04 | 2022-11-18 | 桐昆集团浙江恒盛化纤有限公司 | Production equipment and method of semi-dull ultralow F drawn yarn |
| CN115369500A (en) * | 2022-08-11 | 2022-11-22 | 福建景丰科技有限公司 | Preparation method of graphene high-strength polyamide 6 fiber |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111218723A (en) * | 2020-01-10 | 2020-06-02 | 长乐力恒锦纶科技有限公司 | Production method of chinlon 6FDY semi-dull skintone yarn |
| CN112176434A (en) * | 2020-09-30 | 2021-01-05 | 福建凯邦锦纶科技有限公司 | Production method of side-blown nylon filaments with diameter of more than 5dpf |
| CN112921419A (en) * | 2021-01-19 | 2021-06-08 | 长乐力恒锦纶科技有限公司 | Production method and equipment of ultra-high strength chinlon 6 semi-dull filament |
| CN112981568A (en) * | 2021-01-20 | 2021-06-18 | 浙江恒优化纤有限公司 | Spinning equipment and spinning process for high-strength low-shrinkage composite fibers |
| CN114016153A (en) * | 2021-11-29 | 2022-02-08 | 福建漳平协龙高新化纤有限公司 | Anti-yellowing nylon thermal fuse and preparation method thereof |
| CN114262988A (en) * | 2021-12-30 | 2022-04-01 | 宜宾丝丽雅集团有限公司 | Preparation process of spunbonded fabric |
| CN115354406A (en) * | 2022-03-04 | 2022-11-18 | 桐昆集团浙江恒盛化纤有限公司 | Production equipment and method of semi-dull ultralow F drawn yarn |
| CN115369500A (en) * | 2022-08-11 | 2022-11-22 | 福建景丰科技有限公司 | Preparation method of graphene high-strength polyamide 6 fiber |
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