CN105386138A - One-step POY+FDY composite spinning technology - Google Patents
One-step POY+FDY composite spinning technology Download PDFInfo
- Publication number
- CN105386138A CN105386138A CN201510668598.6A CN201510668598A CN105386138A CN 105386138 A CN105386138 A CN 105386138A CN 201510668598 A CN201510668598 A CN 201510668598A CN 105386138 A CN105386138 A CN 105386138A
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- China
- Prior art keywords
- poy
- fiber
- spinning
- fdy
- polyamide fibre
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Classifications
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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
- 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
- D01D5/088—Cooling filaments, threads or the like, leaving the spinnerettes
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- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
- D02J1/00—Modifying the structure or properties resulting from a particular structure; Modifying, retaining, or restoring the physical form or cross-sectional shape, e.g. by use of dies or squeeze rollers
- D02J1/08—Interlacing constituent filaments without breakage thereof, e.g. by use of turbulent air streams
Abstract
The invention relates to a one-step POY+FDY composite spinning technology. The technology comprises the steps that 1, a composite double-body spinning box is adopted and corresponds to two metering pumps and two sets of spinning components, chinlon-1 chips enter a spinning box body A for spinning after being subjected to screw melting extrusion, heating, melting and filtration, so that chinlon-1 fiber is obtained, and chinlon-2 chips enter a spinning box body B for spinning after being subjected to screw melting extrusion, heating, melting and filtration, so that chinlon-2 fiber is obtained; 2, the chinlon-1 fiber is directly fed into a POY draw-off godet through a yarn guide after being subjected to cooling oiling, the speed of the POY draw-off godet is 4300-4400 m/min, the chinlon-2 fiber is directly fed into an FDY draw-off godet and a heat disc through a yarn guide bar and a pre-wire-stitching machine after being subjected to cooling oiling, the speed of the FDY draw-off godet is 3800-4200 m/min, and the temperature of the heat disc is 155+/-4 DEG C; 3, shaped chinlon-2 fiber and chinlon-1 fiber are fed into a composite draw-off godet at the same time and then interlaced through an interlacing jet, and then POY/FDY composite yarn is obtained.
Description
Technical field
The present invention relates to spining technology field, especially a kind of one-step method POY+FDY composite spinning technology.
Background technology
Along with the raising of people's living standard, more and more higher to the performance requirement taking fiber, the market competition of fiber product is unprecedentedly fierce simultaneously, this just requires that we not only will provide the fiber with premium properties, and require to reduce operation in production technology, to fall low-fiber production cost, improve product competitiveness in the market.In recent years, market fabric salable, form mainly with the fiber composite with different performance of the same race or multiple greatly, as POY+FDY product, Jun Hou road draw twisting operation two kinds of single varieties are composited, and there are the following problems for these class methods: 1, the technological process of production is long; 2, equipment investment is large; 3, efficiency is low, production cost is high; 4, constant product quality is poor; 5, the raising of woven product class is limited because its shrinkage ratio, mixing ratio etc. are uncontrollable.
Summary of the invention
The object of the invention is to overcome above shortcomings in prior art, and provide the conditions such as a kind of shrinkage ratio, mixing ratio controlled, cost is low, and efficiency is high, the one-step method POY+FDY composite spinning technology of constant product quality.
The present invention's adopted technical scheme that solves the problem is: a kind of one-step method POY+FDY composite spinning technology, is characterized in that method comprises the following steps:
(1) spinning technique adopts Composite Double casing manifold, corresponding two measuring pumps and two cover filament spinning components respectively, polyamide fibre 1 enters spinning manifold A spinning after cutting into slices and adopting screw rod melt extruded heating and melting to filter and obtains polyamide fibre 1 fiber, and polyamide fibre 2 enters spinning manifold B spinning after cutting into slices and adopting screw rod melt extruded heating and melting to filter and obtains polyamide fibre 2 fiber;
(2) polyamide fibre 1 fiber oils directly by thread guide feeding POY draw-off godet through cooling, and the speed of POY draw-off godet is 4300m/min ~ 4400m/min; Polyamide fibre 2 fiber oils directly by bar guide, pre-Network device feeding FDY draw-off godet, heat dish through cooling, and the speed of FDY draw-off godet is 3800m/min ~ 4200m/min, and temperature of heat plate is 155 ± 4 DEG C;
(3) polyamide fibre 2 fiber after sizing and polyamide fibre 1 fiber feed composite guide wire tray simultaneously, then carry out interlacing through the nozzle of interlace, obtained POY/FDY compound silk.
As preferably, the speed of described composite guide wire tray is 4450m/min ~ 4650m/min.
As preferably, the nozzle of interlace pressure is 0.4-0.8MPa.Under the effect of high pressure draught, fiber is entwined mutually, is effectively combined by POY to FDY, is conducive to rear road and weaves processing
As preferably, the cooling condition of described polyamide fibre 1 and polyamide fibre 2 fiber, lateral blowing wind-warm syndrome is 18-20 DEG C, and relative temperature is 75%, and wind speed is 0.45m/s.Be conducive to the orientation and the crystallization that reduce as-spun fibre.
The present invention compared with prior art, has the following advantages and effect: 1, one-step method realizes POY+FDY composite spinning technology, shortens technological process, reduces cost, improves efficiency; 2, adopt Composite Double casing, can control separately compositely proportional and spinning condition, the different contraction of product and compositely proportional adjustment are freely; 3, be finally composited POY/FDY compound silk, the different shrinkage fiber containing two performance fibre fractionations.
Accompanying drawing explanation
Fig. 1 is present invention process flow chart.
Detailed description of the invention
See Fig. 1, the one-step method POY+FDY composite spinning technology in the present embodiment, comprises the following steps:
(1) spinning technique adopts Composite Double casing manifold, corresponding two measuring pumps and two cover filament spinning components respectively, polyamide fibre 1 enters spinning manifold A spinning after cutting into slices and adopting screw rod melt extruded heating and melting to filter and obtains polyamide fibre 1 fiber, polyamide fibre 2 enters spinning manifold B spinning after cutting into slices and adopting screw rod melt extruded heating and melting to filter and obtains polyamide fibre 2 fiber, and POY spinning temperature is 262 ~ 270 DEG C and is advisable; FDY spinning temperature is 255 ~ 260 DEG C; (2) polyamide fibre 1 fiber is directly by thread guide feeding POY draw-off godet after lateral blowing cooling forming, oil nozzle oil, and the winding speed of POY draw-off godet is 4375m/min; Polyamide fibre 2 fiber is directly by bar guide, pre-Network device feeding FDY draw-off godet and the sizing of heat dish after lateral blowing cooling forming, oil nozzle oil, and the winding speed of FDY draw-off godet is 3890m/min, and temperature of heat plate is 152 DEG C, speed 4030m/min, stretches stable; (3) polyamide fibre 1 fiber after sizing and polyamide fibre 2 fiber feed the nozzle of interlace interlacing simultaneously, obtained POY/FDY compound silk.
The winding speed of the present embodiment composite guide wire tray is 4525m/min, composite guide wire tray does not heat, and for normal temperature runs, plays the effect of stable seal wire, POY component is pooled capital with FDY component and can not to be had an impact to POY component structure performance in composite guide wire tray, is conducive to smooth coiling and molding.
The present embodiment the nozzle of interlace pressure 0.48MPa, internet pricing can reach more than 25.Under the effect of high pressure draught, fiber is entwined mutually, is effectively combined by POY to FDY, is conducive to rear road and weaves processing
The cooling condition of polyamide fibre 1 described in the present embodiment and polyamide fibre 2 fiber: lateral blowing wind-warm syndrome 18-20 DEG C, relative temperature 75%, wind speed 0.45m/s.
Relevant POY+FDY compound silk technological parameter is see table 1, and performance indications are see table 2.
Table 1:POY+FDY compound silk technological parameter.
Table 2:POY+FDY compound silk performance indications.
Claims (4)
1. one-step method POY+FDY composite spinning technology, is characterized in that method comprises the following steps:
(1) spinning technique adopts Composite Double casing manifold, corresponding two measuring pumps and two cover filament spinning components respectively, polyamide fibre 1 enters spinning manifold A spinning after cutting into slices and adopting screw rod melt extruded heating and melting to filter and obtains polyamide fibre 1 fiber, and polyamide fibre 2 enters spinning manifold B spinning after cutting into slices and adopting screw rod melt extruded heating and melting to filter and obtains polyamide fibre 2 fiber;
(2) polyamide fibre 1 fiber oils directly by thread guide feeding POY draw-off godet through cooling, and the speed of POY draw-off godet is 4300m/min ~ 4400m/min;
Polyamide fibre 2 fiber oils directly by bar guide, pre-Network device feeding FDY draw-off godet, heat dish through cooling, and the speed of FDY draw-off godet is 3800m/min ~ 4200m/min, and temperature of heat plate is 155 ± 4 DEG C;
(3) polyamide fibre 2 fiber after sizing and polyamide fibre 1 fiber feed composite guide wire tray simultaneously, then carry out interlacing through the nozzle of interlace, obtained POY/FDY compound silk.
2. one-step method POY+FDY composite spinning technology according to claim 1, is characterized in that: the speed of described composite guide wire tray is 4450m/min ~ 4650m/min.
3. one-step method POY+FDY composite spinning technology according to claim 1, is characterized in that: the nozzle of interlace pressure is 0.4-0.8MPa.
4. one-step method POY+FDY composite spinning technology according to claim 1, is characterized in that: the cooling condition of described polyamide fibre 1 and polyamide fibre 2 fiber, and lateral blowing wind-warm syndrome is 18-20 DEG C, and relative temperature is 75%, and wind speed is 0.45m/s.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510668598.6A CN105386138A (en) | 2015-10-13 | 2015-10-13 | One-step POY+FDY composite spinning technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510668598.6A CN105386138A (en) | 2015-10-13 | 2015-10-13 | One-step POY+FDY composite spinning technology |
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| Publication Number | Publication Date |
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| CN105386138A true CN105386138A (en) | 2016-03-09 |
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| CN201510668598.6A Pending CN105386138A (en) | 2015-10-13 | 2015-10-13 | One-step POY+FDY composite spinning technology |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106337224A (en) * | 2016-08-31 | 2017-01-18 | 义乌华鼎锦纶股份有限公司 | Preparation method of multi-irregular composite nylon 6 fiber |
| CN110965165A (en) * | 2019-12-23 | 2020-04-07 | 苏州君辉纺织有限公司 | Preparation process of multifunctional polyester low-elasticity composite yarn |
| CN112442769A (en) * | 2020-09-30 | 2021-03-05 | 福建凯邦锦纶科技有限公司 | Production method of ultra-fine denier cool breathable uvioresistant polyamide composite yarn |
| CN113151943A (en) * | 2021-04-26 | 2021-07-23 | 福建恒捷实业有限公司 | Production method of special-shaped composite nylon 6 fiber |
| CN114703572A (en) * | 2022-04-27 | 2022-07-05 | 福建永荣锦江股份有限公司 | Production system and preparation method of polyamide composite yarn |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106337224A (en) * | 2016-08-31 | 2017-01-18 | 义乌华鼎锦纶股份有限公司 | Preparation method of multi-irregular composite nylon 6 fiber |
| CN106337224B (en) * | 2016-08-31 | 2018-05-22 | 义乌华鼎锦纶股份有限公司 | A kind of preparation method of the compound nylon-6 fiber of polyisocyanate |
| CN110965165A (en) * | 2019-12-23 | 2020-04-07 | 苏州君辉纺织有限公司 | Preparation process of multifunctional polyester low-elasticity composite yarn |
| CN112442769A (en) * | 2020-09-30 | 2021-03-05 | 福建凯邦锦纶科技有限公司 | Production method of ultra-fine denier cool breathable uvioresistant polyamide composite yarn |
| CN113151943A (en) * | 2021-04-26 | 2021-07-23 | 福建恒捷实业有限公司 | Production method of special-shaped composite nylon 6 fiber |
| CN114703572A (en) * | 2022-04-27 | 2022-07-05 | 福建永荣锦江股份有限公司 | Production system and preparation method of polyamide composite yarn |
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Application publication date: 20160309 |
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