CN106555236B - A kind of device and method preparing superfine fibre beam using meltblown - Google Patents
A kind of device and method preparing superfine fibre beam using meltblown Download PDFInfo
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- CN106555236B CN106555236B CN201611097047.XA CN201611097047A CN106555236B CN 106555236 B CN106555236 B CN 106555236B CN 201611097047 A CN201611097047 A CN 201611097047A CN 106555236 B CN106555236 B CN 106555236B
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- superfine fibre
- beaming
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- melt blowing
- meltblown
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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
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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
- D01D5/088—Cooling filaments, threads or the like, leaving the spinnerettes
- D01D5/092—Cooling filaments, threads or the like, leaving the spinnerettes in shafts or chimneys
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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
- D01D7/00—Collecting the newly-spun products
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- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
The present invention relates to a kind of device and method for preparing superfine fibre beam using meltblown, the present apparatus includes device for melt blowing, cooling beaming device and collection device；Cooling beaming device is arranged below device for melt blowing, carries out cooling and boundling to the superfine fibre that device for melt blowing sprays, there are two types of embodiments for cooling beaming device, the first includes packaged air conditioner and beaming device；Beaming device is arranged below packaged air conditioner, carries out boundling to superfine fibre after cooling；Second includes packaged air conditioner, curtain net reception device and beaming device；Curtain net reception device is driven along the breadth direction of meltblown beam in device for melt blowing to beaming device.The present invention accelerates the cooling of meltblown fibers by increasing cold side blowing, avoid the bonding between meltblown fibers, curtain net is prepared moving perpendicular to web width direction for non-woven fabrics by tradition to be changed to move along web width direction, or boundling is directly carried out after cooling to superfine fibre, realize the collection to melt-blown micro fibre beam.
Description
Technical field
The present invention relates to fabric manufacturing areas, and in particular to a kind of device and side that superfine fibre beam is prepared using meltblown
Method.
Background technique
Melt-blown micro fibre is thermoplastic material by being melted under the blowing of high speed hot wind, extremely stretches and forms ultra-fine fibre
Dimension, but just because of the ultra-fine of it, cause its strength very low, can not be used alone, it is ultra-fine so to greatly limit melt-blown
The use scope of fiber.Common device for melt blowing is to be directly laid down to form fusion spray cloth after superfine fibre ejection, can not collect list
Fiber or fibre bundle, thus the performance of its fibre bundle can not be utilized.Meltblown fibers beam is the aggregate without several meltblown fibers, because
And there is very big specific surface area, then there is extraordinary filtering adsorption effect, and can overcome the disadvantages that monofilament strength deficiency
The problem of.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of device and sides that superfine fibre beam is prepared using meltblown
Method.
The technical scheme to solve the above technical problems is that
A kind of device preparing superfine fibre beam using meltblown, including device for melt blowing, cooling beaming device and collection dress
It sets；
The device for melt blowing is used to prepare melt-blown micro fibre, and melt-blown micro fibre is delivered to cooling beaming device；
The cooling beaming device is arranged below device for melt blowing, and the superfine fibre for spraying to device for melt blowing carries out cold
But and boundling, superfine fibre beam is obtained；
The collection device is for being collected superfine fibre beam.
Further, the cooling beaming device includes packaged air conditioner and the first beaming device；The packaged air conditioner setting is molten
In spray apparatus below meltblown beam, the superfine fibre for the ejection to device for melt blowing is cooled down, first beaming device
It is arranged below packaged air conditioner, for carrying out boundling to superfine fibre after cooling；First beaming device is along breadth direction
Width is not less than meltblown beam in device for melt blowing along the width in breadth direction.
Further, the cooling beaming device includes packaged air conditioner, curtain net reception device and the second beaming device；
The device for melt blowing, packaged air conditioner and curtain net reception device are sequentially arranged from top to bottom along vertical direction；The curtain
The second beaming device is provided with after the output end of net reception device；The inlet face of second beaming device receives curtain net and fills
It sets, far from curtain net reception device, the outlet rear of second beaming device is provided with collection dress for the outlet of the second beaming device
It sets；
The curtain net reception device along meltblown beam in device for melt blowing breadth direction, by far from the second beaming device
One end is driven to one end close to the second beaming device.
Further, it is provided with suction unit in the curtain net reception device, is received for superfine fibre to be drawn to curtain net
On the upper surface of device.
Further, the distance between the packaged air conditioner upper surface and device for melt blowing lower surface range are 5-10cm, cold wind
Width of the case along breadth direction be in device for melt blowing meltblown beam along 1.1 times -1.25 times of width of breadth direction.
Further, the packaged air conditioner includes refrigeration equipment, the apparatus of air conditioning, blower, pipeline, side-blown wind system and control
System processed；
The side-blown wind system includes air duct, cabinet, porous plate and air outlet；The air duct is arranged on cabinet, is used for
Air inlet；
The porous plate uses thickness range for the stainless steel plate of 2-3mm, and percent opening range is 50%-80%, individually
Bore dia range is 1-3mm, and the quantity of the porous plate is 1-3 block, and is placed in parallel in cabinet；
The cabinet is the rectangular parallelepiped structure that side is provided with air outlet, and the air outlet sprays super in face of device for melt blowing
Fine fibre, cold wind blow to the superfine fibre of device for melt blowing ejection by air outlet；
The air outlet includes damping screen and deflector, and the deflector uses aluminum honeycomb plate, thickness range 30-
50mm, distance L range is 3-5mm between single each pair of parallel face of honeycomb hole, and deflector two sides are provided with damping screen；It is described
Damping screen is the stainless (steel) wire or brass screen of 60-150 mesh；
The cabinet remove air outlet one side is installed other several times outer surface on be also covered with insulating layer.
Further, the beaming device use horn mouth buncher, horn mouth buncher longitudinal section flare,
The beaming device exit is also connected with suction unit.
A method of superfine fibre beam is prepared using meltblown, comprising the following steps:
Step S1, device for melt blowing sprays superfine fibre, and superfine fibre is carried out quickly drawing and attenuating under the traction of two sides hot wind and be led
Enter packaged air conditioner after stretching,
Step S2, cooling beaming device carries out cooling and boundling to the superfine fibre that device for melt blowing sprays, and obtains ultra-fine fibre
Tie up beam；
Step S3, collection device collects superfine fibre Shu Jinhang processing.
Further, the cooling beaming device of the step S2 includes that packaged air conditioner, curtain net reception device and the second collection are got one's things ready
It sets；The step S2 specifically: packaged air conditioner cools down superfine fibre, and superfine fibre after cooling successively falls along melt-blown
In device in the curtain net reception device of the breadth direction transmission of meltblown beam, superfine fibre is mutually superimposed in curtain net reception device
Afterwards, it is driven to through curtain net reception device in the second beaming device of curtain net reception device end；Second beaming device is to ultra-fine fibre
Dimension boundling obtains superfine fibre beam.
Further, the cooling beaming device of the step S2 includes packaged air conditioner and the first beaming device；The step S2
Specifically: the packaged air conditioner cools down the superfine fibre of the ejection of device for melt blowing, after first beaming device is to cooling
Superfine fibre carry out boundling；And width of first beaming device along breadth direction is not less than meltblown beam in device for melt blowing
Width along breadth direction.
The beneficial effects of the present invention are: the present invention accelerates the cooling of meltblown fibers by increasing cold side blowing, fiber is made to exist
It is collected in the case where cooling completely, avoids the bonding between meltblown fibers, disorientation occurs at relatively high temperatures prevented also from fiber,
Meltblown fibers remain certain degree of orientation, and fiber strength improves.In addition, by curtain net by tradition prepare non-woven fabrics perpendicular to fibre
The movement of web wide direction is changed to move along web width direction, or directly carries out boundling after cooling to superfine fibre, from
And realize the collection to melt-blown micro fibre beam.
Detailed description of the invention
When Fig. 1 is that cooling beaming device uses the first embodiment, collection device uses device knot when winding bobbin
Structure schematic diagram；
When Fig. 2 is that cooling beaming device uses the first embodiment, collection device uses device knot when cutting machine
Structure schematic diagram；
When Fig. 3 is that cooling beaming device uses second of embodiment, collection device uses device knot when winding bobbin
Structure schematic diagram；
Fig. 4 is the cross air blasting system structure diagram of the device of the invention；
Fig. 5 is the structural schematic diagram for cooling down beaming device of the beaming device using the first embodiment when.
In attached drawing, the list of parts that each label represents is as follows:
1, device for melt blowing；2, packaged air conditioner；3, curtain net reception device；4, the second beaming device；5, guide wire apparatus；6, ultra-fine fibre
Dimension；7, oil tanker；8, winding bobbin；9, cutting machine；10, fiber channel；11, the first beaming device；21, air duct；22, cabinet；23,
Porous plate；24, damping screen；25, deflector；31, suction unit；41, the entrance of beaming device；42, the outlet of beaming device.
Specific embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the invention.
As shown in Figure 1, Figure 2 and Figure 3, a kind of device preparing superfine fibre beam using meltblown, including device for melt blowing 1,
Cooling beaming device and collection device；
The device for melt blowing 1 is used to prepare superfine fibre 6, and superfine fibre 6 is delivered to cooling beaming device；
The cooling beaming device is arranged below device for melt blowing 1, the superfine fibre 6 for being sprayed to device for melt blowing 1 into
Row cooling and boundling obtain superfine fibre beam；
The collection device is for being collected superfine fibre beam.
It is as depicted in figs. 1 and 2 the first embodiment of cooling beaming device, the cooling beaming device includes cold wind
Case 2, curtain net reception device 3 and the second beaming device 4；
The device for melt blowing 1, packaged air conditioner 2 and curtain net reception device 3 are sequentially arranged from top to bottom along vertical direction；It is described
The second beaming device 4 is provided with after the output end of curtain net reception device 3；The entrance 41 of second beaming device connects in face of curtain net
Receiving apparatus 3, far from curtain net reception device 3,42 rear of outlet of second beaming device is set for the outlet 42 of the second beaming device
It is equipped with collection device；
The curtain net reception device 3 along device for melt blowing 1 breadth direction, by far from the second beaming device 4 one end, to
It is driven close to one end of the second beaming device 4.
It is provided with suction unit 31 in the curtain net reception device 3, for superfine fibre 6 to be drawn to curtain net reception device 3
Upper surface on.
It is illustrated in figure 3 second of embodiment of cooling beaming device, the cooling beaming device includes 2 He of packaged air conditioner
First beaming device 11；The packaged air conditioner 2 is arranged in device for melt blowing 1 below meltblown beam, for the ejection to device for melt blowing 1
Superfine fibre 6 cooled down, first beaming device 11 is arranged below packaged air conditioner 2, for ultra-fine fibre after cooling
6 progress boundling of dimension obtains superfine fibre beam；The superfine fibre beam is transported to collection device by fiber channel 10.The fibre
The effect for tieing up channel 10 is holding and guidance fibre bundle, and the forms such as supporting plate can be used.First beaming device 11 is along breadth side
To width not less than meltblown beam in device for melt blowing 1 along the width in breadth direction, therefore the ultra-fine fibre of institute that device for melt blowing sprays
Dimension can enter the first beaming device 11 and carry out boundling.
The cooling beaming device uses collection device when the first embodiment and second of embodiment that can adopt
With one of winding bobbin and cutting machine；
When using the first embodiment as shown in Figure 1 for cooling beaming device, collection device uses winding bobbin 8, leads
Superfine fibre beam is imported winding bobbin 8 by silk device 5.
When being illustrated in figure 2 cooling beaming device using the first embodiment, cutting machine 9 is can be used in collection device, leads
Superfine fibre beam is imported cutting machine 9 by silk device 5.
When being illustrated in figure 3 cooling beaming device using second of embodiment, collection device uses winding bobbin 8, leads
Superfine fibre beam is imported winding bobbin 8 by silk device 5.
The distance between lower surface of meltblown beam range is 5-10cm, cold wind in 2 upper surface of packaged air conditioner and device for melt blowing 1
Width of the case 2 along breadth direction be in device for melt blowing meltblown beam along 1.1 times -1.25 times of width of breadth direction.
The packaged air conditioner 2 includes refrigeration equipment, the apparatus of air conditioning, blower, pipeline, side-blown wind system and control system；
As shown in figure 4, the side-blown wind system includes air duct 21, cabinet 22, porous plate 23 and air outlet；The air duct 21
It is arranged on cabinet 22, for entering the wind；
The porous plate 23 uses thickness range for the stainless steel plate of 2-3mm, and percent opening range is 50%-80%, hole
Diameter range is 1-3mm, and the quantity of the porous plate 23 is 1-3 block, and is placed in parallel in cabinet；
The cabinet is the rectangular parallelepiped structure that side is equipped with air outlet, and the air outlet is sprayed in face of device for melt blowing 1
Superfine fibre 6, cold wind blow to the superfine fibre 6 of the ejection of device for melt blowing 1 by air outlet；
The air outlet includes damping screen 24 and deflector 25, and the deflector 25 uses aluminum honeycomb plate, thickness range
For 30-50mm, distance L range is 3-5mm between single each pair of parallel face of honeycomb hole, and 25 two sides of deflector are provided with damping
Net 24；The damping screen 24 is the stainless (steel) wire or brass screen of 60-150 mesh；
The cabinet 22 remove air outlet one side is installed other several times outer surface on be also covered with insulating layer.
The cooling wind temperature that the packaged air conditioner 2 is blown out is 5-20 DEG C, and cooling wind range of flow is 10000-20000m3/ h,
Cooling wind pressure range is 1000-2500Pa, wind speed range 1-2.5m/s.
The packaged air conditioner 2 uses the cross air blasting type of cooling.
When the cooling beaming device uses the first embodiment and second of embodiment, first beaming device
11 and second beaming device 4 be all made of horn mouth buncher, horn mouth buncher longitudinal section flare, described
One beaming device 11 and 4 exit of the second beaming device are also connected with suction unit.
As shown in figure 5, when cooling beaming device uses the first embodiment,
Horn mouth buncher longitudinal section flare, length range 20-40cm, the upper surface with curtain net reception device 3
In 5-15 ° of angle, boundling path is double streamline, the width of 41 diameter of entrance of the beaming device than curtain net reception device 3
Long 10-20cm, the cross section of the outlet 42 of the beaming device are the circle that diameter range is 2-5cm.
A method of superfine fibre beam is prepared using meltblown, comprising the following steps:
Step S1, device for melt blowing 1 sprays superfine fibre 6, and superfine fibre 6 is quickly drawn and attenuated under the traction of two sides hot wind
Enter packaged air conditioner 2 after drawing-off,
Step S2, cooling beaming device carries out cooling and boundling to the superfine fibre 6 that device for melt blowing 1 sprays, and obtains ultra-fine
Fibre bundle；
Step S3, collection device collects superfine fibre Shu Jinhang processing.
When cooling beaming device uses the first embodiment, the cooling beaming device of the step S2 include packaged air conditioner 2,
Curtain net reception device 3 and the second beaming device 4；The step S2 specifically: packaged air conditioner 2 cools down superfine fibre 6, cooling
Superfine fibre 6 afterwards is successively fallen along in the curtain net reception device 3 of breadth direction transmission of meltblown beam in device for melt blowing 1,
After superfine fibre 6 is mutually superimposed in curtain net reception device 3,3 end of curtain net reception device is driven to through curtain net reception device 3
In second beaming device 4；Second beaming device 4 obtains superfine fibre beam to 6 boundling of superfine fibre.
When cooling beaming device uses second of embodiment, the cooling beaming device of the step S2 includes packaged air conditioner 2
With the first beaming device 11；The step S2 specifically: the packaged air conditioner carries out the superfine fibre 6 of the ejection of device for melt blowing 1
Cooling, first beaming device 11 carries out boundling to superfine fibre 6 after cooling；And first beaming device 11 is along breadth
The width in direction is not less than meltblown beam in device for melt blowing along the width in breadth direction.
It is provided with suction unit 31 in the curtain net reception device 3, for superfine fibre 6 to be drawn to curtain net reception device 3
Upper surface on.
The distance between 2 upper surface of packaged air conditioner and 1 lower surface of device for melt blowing range are 5-10cm, 2 width of packaged air conditioner
It is 1.1 times -1.25 times of 1 width of device for melt blowing.
The cooling wind temperature that the packaged air conditioner 2 is blown out is 5-20 DEG C, and cooling wind range of flow is 10000-20000m3/ h,
Cooling wind pressure range is 1000-2500Pa, wind speed range 1-2.5m/s.
The packaged air conditioner 2 uses the cross air blasting type of cooling.
The packaged air conditioner 2 includes refrigeration equipment, the apparatus of air conditioning, blower, pipeline, side-blown wind system and control system；
The following is an embodiment of the present invention, and in following all examples, the first beaming device 11 and the second beaming device 4 are
Using horn mouth buncher.
Embodiment 1
A kind of device preparing superfine fibre beam using meltblown, hopper and the screw extruder pipeline phase of device for melt blowing
Even, metering pump connecting screw extruder and meltblown beam, hot wind are distributed in spinneret orifice two sides, and cooling beaming device uses the first
When embodiment, packaged air conditioner 2 is arranged in below the spinneret of meltblown beam, curtain net reception device 3 then cold side blowing below, loudspeaker
Mouth buncher is placed horizontally at curtain net direction of travel at a certain angle, curtain net reception device 3 along device for melt blowing 1 breadth side
To by one end far from horn mouth buncher, to close to the transmission of one end of horn mouth buncher, superfine fibre beam passes through horn mouth
Collection device is transported to after the further boundling of buncher.When cooling beaming device uses second of embodiment, packaged air conditioner 2 is set
It sets below the spinneret of meltblown beam, horn mouth buncher is arranged below packaged air conditioner 2, for superfine fibre after cooling
6 progress boundlings obtain superfine fibre beam；The superfine fibre beam is transported to collection device by fiber channel 10.
In use, being melted after PP pellet enters the hopper of device for melt blowing by screw extruder, from spray after metering pump is quantitative
Filament plate spinneret, the temperature in four areas of screw extruder are respectively 260 DEG C, and 260 DEG C, 270 DEG C, 270 DEG C, the PP superfine fibre of ejection
It carries out quickly drawing and attenuating drawing-off first under the hot wind of two sides, hot blast temperature is 220 DEG C, hot-blast pressure 0.5MPa, and fiber is warm
After wind drawing-off, further cooling by cold side blowing in packaged air conditioner 2, packaged air conditioner 2 is arranged below away from spinneret at 5cm, cold wind
2 width of case is wider than spinneret by 10%, high 20cm, thick 15cm.12 DEG C of cold wind wind-warm syndrome, cooling wind flow is 10000m3/ h, cooling wind
Pressure is 1500Pa, and wind speed is in 1.5m/s.When cooling beaming device uses the first embodiment, successively through cooling superfine fibre
In the curtain net reception device 3 for falling along the traveling of web width direction, superfine fibre is mutually superimposed pre- boundling, and by and curtain net
The connected further boundling of horn mouth buncher of reception device 3 obtains superfine fibre beam, and cooling beaming device is real using second
When applying mode, superfine fibre is directly entered horn mouth buncher, under the negative-pressure ward effect of horn mouth buncher, superfine fibre
Superfine fibre beam is obtained by boundling, superfine fibre beam oils through oil tanker 7, and guide wire apparatus 5 is drawn, and is finally collected by winding bobbin 8
PP melt-blown micro fibre beam is obtained, and the average diameter of PP fiber is 4 μm.
Embodiment 2
A kind of device preparing superfine fibre beam using meltblown, hopper and the screw extruder pipeline phase of device for melt blowing
Even, metering pump connecting screw extruder and meltblown beam, hot wind are distributed in spinneret orifice two sides, and cooling beaming device uses the first
When embodiment, packaged air conditioner 2 is arranged in below the spinneret of meltblown beam, curtain net reception device 3 then cold side blowing below, loudspeaker
Mouth buncher is placed horizontally at curtain net direction of travel at a certain angle, curtain net reception device 3 along device for melt blowing 1 breadth side
To by one end far from horn mouth buncher, to close to the transmission of one end of horn mouth buncher, superfine fibre beam passes through horn mouth
Collection device is transported to after the further boundling of buncher.When cooling beaming device uses second of embodiment, packaged air conditioner 2 is set
It sets below the spinneret of meltblown beam, horn mouth buncher is arranged below packaged air conditioner 2, for superfine fibre after cooling
6 progress boundlings obtain superfine fibre beam；The superfine fibre beam is transported to collection device by fiber channel 10.
In use, being melted after PP pellet enters the hopper of device for melt blowing by screw extruder, from spray after metering pump is quantitative
Filament plate spinneret, the temperature in four areas of screw extruder are respectively 260 DEG C, and 260 DEG C, 270 DEG C, 270 DEG C, the PP superfine fibre of ejection
It carries out quickly drawing and attenuating drawing-off first under the hot wind of two sides, hot blast temperature is 220 DEG C, hot-blast pressure 0.5MPa, and fiber is warm
After wind drawing-off, further cooling by cold side blowing in packaged air conditioner 2, packaged air conditioner 2 is arranged below away from spinneret at 5cm, cold wind
2 width of case is wider than spinneret by 10%, high 20cm, thick 15cm.12 DEG C of cold wind wind-warm syndrome, cooling wind flow is 10000m3/ h, cooling wind
Pressure is 1500Pa, and wind speed is in 1.5m/s.When cooling beaming device uses the first embodiment, successively through cooling superfine fibre
In the curtain net reception device 3 for falling along the traveling of web width direction, superfine fibre is mutually superimposed pre- boundling, and by and curtain net
The connected further boundling of horn mouth buncher of reception device 3 obtains superfine fibre beam, and cooling beaming device is real using second
When applying mode, superfine fibre is directly entered horn mouth buncher, under the negative-pressure ward effect of horn mouth buncher, superfine fibre
Superfine fibre beam is obtained by boundling, superfine fibre beam oils through oil tanker 7, and guide wire apparatus 5 is drawn, and most cuts into afterwards through cutting machine 9
The PP melt-blown micro fibre of specific length.
Embodiment 3
A kind of device preparing superfine fibre beam using meltblown, hopper and the screw extruder pipeline phase of device for melt blowing
Even, metering pump connecting screw extruder and meltblown beam, hot wind are distributed in spinneret orifice two sides, and cooling beaming device uses the first
When embodiment, packaged air conditioner 2 is arranged in below the spinneret of meltblown beam, curtain net reception device 3 then cold side blowing below, loudspeaker
Mouth buncher is placed horizontally at curtain net direction of travel at a certain angle, curtain net reception device 3 along device for melt blowing 1 breadth side
To by one end far from horn mouth buncher, to close to the transmission of one end of horn mouth buncher, superfine fibre beam passes through horn mouth
Collection device is transported to after the further boundling of buncher.When cooling beaming device uses second of embodiment, packaged air conditioner 2 is set
It sets below the spinneret of meltblown beam, horn mouth buncher is arranged below packaged air conditioner 2, for superfine fibre after cooling
6 progress boundlings obtain superfine fibre beam；The superfine fibre beam is transported to collection device by fiber channel 10.
10-12h is dried in use, PET is put into baking oven at 120 DEG C first, PET pellet enters the hopper of device for melt blowing
Afterwards, it is melted by screw extruder, from spinneret spinneret after metering pump is quantitative, the temperature in four areas of screw extruder is respectively
270 DEG C, 270 DEG C, 280 DEG C, 280 DEG C, the PET superfine fibre of ejection carries out quickly drawing and attenuating drawing-off first under the hot wind of two sides,
Hot blast temperature is 220 DEG C, hot-blast pressure 0.5MPa, and fiber is dried further in packaged air conditioner 2 by cold side by after hot wind drawing-off
Cooling, packaged air conditioner 2 is arranged below away from spinneret at 5cm, and 2 width of packaged air conditioner is wider than spinneret by 10%, high 40cm, thick 15cm.
8 DEG C of cold wind wind-warm syndrome, cooling wind flow is 15000m3/ h, cooling wind pressure 1500Pa, wind speed is in 2m/s.Cooling beaming device is adopted
When with the first embodiment, the curtain net reception device of web width direction traveling is successively fallen along through cooling superfine fibre
On 3, superfine fibre is mutually superimposed pre- boundling, and the further boundling of horn mouth buncher by being connected with curtain net reception device 3
Superfine fibre beam is obtained, when cooling beaming device uses second of embodiment, superfine fibre is directly entered horn mouth buncher,
Under the negative-pressure ward effect of horn mouth buncher, superfine fibre obtains superfine fibre beam by boundling, and superfine fibre beam is through oil tanker 7
It oils, guide wire apparatus 5 is drawn, and finally obtains PET melt-blown micro fibre beam by the collection of winding bobbin 8, and PET fiber is average straight
Diameter is 4 μm.
Embodiment 4
A kind of device preparing superfine fibre beam using meltblown, hopper and the screw extruder pipeline phase of device for melt blowing
Even, metering pump connecting screw extruder and meltblown beam, hot wind are distributed in spinneret orifice two sides, and cooling beaming device uses the first
When embodiment, packaged air conditioner 2 is arranged in below the spinneret of meltblown beam, curtain net reception device 3 then cold side blowing below, loudspeaker
Mouth buncher is placed horizontally at curtain net direction of travel at a certain angle, curtain net reception device 3 along device for melt blowing 1 breadth side
To by one end far from horn mouth buncher, to close to the transmission of one end of horn mouth buncher, superfine fibre beam passes through horn mouth
Collection device is transported to after the further boundling of buncher.When cooling beaming device uses second of embodiment, packaged air conditioner 2 is set
It sets below the spinneret of meltblown beam, horn mouth buncher is arranged below packaged air conditioner 2, for superfine fibre after cooling
6 progress boundlings obtain superfine fibre beam；The superfine fibre beam is transported to collection device by fiber channel 10.
10-12h is dried in use, PET is put into baking oven at 120 DEG C first, PET pellet enters the hopper of device for melt blowing
Afterwards, it is melted by screw extruder, from spinneret spinneret after metering pump is quantitative, the temperature in four areas of screw extruder is respectively
270 DEG C, 270 DEG C, 280 DEG C, 280 DEG C, the PET superfine fibre of ejection carries out quickly drawing and attenuating drawing-off first under the hot wind of two sides,
Hot blast temperature is 220 DEG C, hot-blast pressure 0.5MPa, and fiber is dried further in packaged air conditioner 2 by cold side by after hot wind drawing-off
Cooling, packaged air conditioner 2 is arranged below away from spinneret at 5cm, and 2 width of packaged air conditioner is wider than spinneret by 10%, high 40cm, thick 15cm.
8 DEG C of cold wind wind-warm syndrome, cooling wind flow is 15000m3/ h, cooling wind pressure 1500Pa, wind speed is in 2m/s.Cooling beaming device is adopted
When with the first embodiment, the curtain net reception device of web width direction traveling is successively fallen along through cooling superfine fibre
On 3, superfine fibre is mutually superimposed pre- boundling, and the further boundling of horn mouth buncher by being connected with curtain net reception device 3
Superfine fibre beam is obtained, when cooling beaming device uses second of embodiment, superfine fibre is directly entered horn mouth buncher,
Under the negative-pressure ward effect of horn mouth buncher, superfine fibre obtains superfine fibre beam by boundling, and superfine fibre beam is through oil tanker 7
It oils, guide wire apparatus 5 is drawn, and most cuts into the PET melt-blown micro fibre of specific length through cutting machine 9 afterwards.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of device for preparing superfine fibre beam using meltblown, which is characterized in that including device for melt blowing (1), cooling boundling
Device and collection device；
The device for melt blowing (1) is used to prepare superfine fibre (6), and superfine fibre (6) is delivered to cooling beaming device；
Superfine fibre (6) of the cooling beaming device setting below device for melt blowing (1), for being sprayed to device for melt blowing (1)
Cooling and boundling is carried out, superfine fibre beam is obtained；
The collection device is for being collected superfine fibre beam；
The cooling beaming device includes packaged air conditioner (2), curtain net reception device (3) and the second beaming device (4)；
The device for melt blowing (1), packaged air conditioner (2) and curtain net reception device (3) are sequentially arranged from top to bottom along vertical direction；Institute
The second beaming device (4) are provided with after stating the output end of curtain net reception device (3)；Entrance (41) face of second beaming device
To curtain net reception device (3), the outlet (42) of the second beaming device is far from curtain net reception device (3), second beaming device
Outlet (42) rear be provided with collection device；
The curtain net reception device (3) along meltblown beam in device for melt blowing (1) breadth direction, by far from the second beaming device
(4) one end is driven to one end close to the second beaming device (4).
2. the device according to claim 1 for preparing superfine fibre beam using meltblown, which is characterized in that the cooling collection
Bundle device includes packaged air conditioner (2) and the first beaming device (11)；Spinning nozzle of packaged air conditioner (2) setting in device for melt blowing (1)
Lower section, the superfine fibre (6) for the ejection to device for melt blowing (1) cool down, and the first beaming device (11) setting exists
Below packaged air conditioner (2), for carrying out boundling to superfine fibre after cooling (6)；First beaming device (11) is along breadth side
To width not less than meltblown beam in device for melt blowing (1) along the width in breadth direction.
3. the device according to claim 2 for preparing superfine fibre beam using meltblown, which is characterized in that the curtain net connects
Suction unit (31) are provided in receiving apparatus (3), for superfine fibre (6) to be drawn to the upper surface of curtain net reception device (3).
4. the device according to claim 1 or 2 for preparing superfine fibre beam using meltblown, which is characterized in that described cold
The distance between lower surface of meltblown beam range is 5-10cm, packaged air conditioner (2) in bellows (2) upper surface and device for melt blowing (1)
Width along breadth direction be in device for melt blowing meltblown beam along 1.1 times -1.25 times of width of breadth direction.
5. the device according to claim 1 or 2 for preparing superfine fibre beam using meltblown, which is characterized in that described cold
Bellows (2) include refrigeration equipment, the apparatus of air conditioning, blower, pipeline, side-blown wind system and control system；
The side-blown wind system includes air duct (21), cabinet (22), porous plate (23) and air outlet；Air duct (21) setting exists
On cabinet (22), for entering the wind；
The porous plate (23) uses thickness range for the stainless steel plate of 2-3mm, and percent opening range is 50%-80%, individually
Bore dia range is 1-3mm, and the quantity of the porous plate (23) is 1-3 block, and is placed in parallel in cabinet；
The cabinet is the rectangular parallelepiped structure that side is provided with air outlet, and the air outlet sprays super in face of device for melt blowing (1)
Fine fibre (6), cold wind blow to the superfine fibre (6) of device for melt blowing (1) ejection by air outlet；
The air outlet includes damping screen (24) and deflector (25), and the deflector (25) uses aluminum honeycomb plate, thickness model
It encloses for 30-50mm, distance L range is 3-5mm between single each pair of parallel face of honeycomb hole, and deflector (25) two sides are provided with
Damping screen (24)；The damping screen (24) is the stainless (steel) wire or brass screen of 60-150 mesh；
The cabinet (22) remove air outlet one side is installed other several times outer surface on be also covered with insulating layer.
6. the device according to claim 1 or 2 for preparing superfine fibre beam using meltblown, which is characterized in that described
Two beaming devices (4) use horn mouth buncher, horn mouth buncher longitudinal section flare, second beaming device
(4) exit is also connected with suction unit.
7. a kind of method for preparing superfine fibre beam using meltblown, which comprises the following steps:
Step S1, device for melt blowing (1) is prepared superfine fibre (6), and superfine fibre (6) is delivered to cooling beaming device；
Step S2, cooling beaming device carries out cooling and boundling to the superfine fibre (6) that device for melt blowing (1) sprays, and obtains ultra-fine
Fibre bundle；The cooling beaming device of the step S2 includes packaged air conditioner (2), curtain net reception device (3) and the second beaming device
(4)；The step S2 specifically: packaged air conditioner (2) cools down superfine fibre (6), and superfine fibre (6) after cooling successively falls
In along device for melt blowing (1) in the curtain net reception device (3) of the breadth direction transmission of meltblown beam, superfine fibre (6) is in curtain
After being mutually superimposed in net reception device (3), second collection of curtain net reception device (3) end is driven to through curtain net reception device (3)
In bundle device (4)；Second beaming device (4) obtains superfine fibre beam to superfine fibre (6) boundling；
Step S3, collection device collects superfine fibre Shu Jinhang processing.
8. the method according to claim 7 for preparing superfine fibre beam using meltblown, which is characterized in that the step S2
Cooling beaming device include packaged air conditioner (2) and the first beaming device (11)；The step S2 specifically: the packaged air conditioner is to molten
The superfine fibre (6) of the ejection of spray apparatus (1) is cooled down, and first beaming device (11) is to superfine fibre after cooling
(6) boundling is carried out；And width of first beaming device (11) along breadth direction is not less than meltblown beam in device for melt blowing (1)
Width along breadth direction.
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN118223137A (en) | 2017-11-22 | 2024-06-21 | 挤压集团公司 | Meltblowing die tip assembly and method |
| CN109385677A (en) * | 2018-12-03 | 2019-02-26 | 厦门当盛新材料有限公司 | A kind of super high-speed spinning equipment and spinning process using flash method |
| CN112095161A (en) * | 2020-09-14 | 2020-12-18 | 大连华阳新材料科技股份有限公司 | Sectional temperature control side blowing device |
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