CN106555236A - A kind of utilization meltblown prepares the device and method of superfine fibre beam - Google Patents
A kind of utilization meltblown prepares the device and method of superfine fibre beam Download PDFInfo
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- CN106555236A CN106555236A CN201611097047.XA CN201611097047A CN106555236A CN 106555236 A CN106555236 A CN 106555236A CN 201611097047 A CN201611097047 A CN 201611097047A CN 106555236 A CN106555236 A CN 106555236A
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- superfine fibre
- beaming
- cooling
- 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
-
- 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
-
- 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
Abstract
The present invention relates to a kind of utilization meltblown prepares the device and method of superfine fibre beam, this device includes device for melt blowing, cooling beaming device and collection device；Cooling beaming device is arranged on below device for melt blowing, and the superfine fibre that device for melt blowing sprays is cooled down and boundling, and cooling beaming device has two kinds of embodiments, and the first includes packaged air conditioner and beaming device；Beaming device is arranged on below packaged air conditioner, carries out boundling to the superfine fibre after cooling；Include packaged air conditioner, curtain net reception device and beaming device for second；Fabric width direction of the curtain net reception device along meltblown beam in device for melt blowing, is driven 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 into being changed to along the movement of web width direction perpendicular to the movement of web width direction for non-woven fabrics by tradition, or boundling is directly carried out after cooling down to superfine fibre, realize the collection to melt-blown micro fibre beam.
Description
Technical field
The present invention relates to fabric manufacturing area, and in particular to a kind of utilization meltblown prepares device and the side of superfine fibre beam
Method.
Background technology
Melt-blown micro fibre is that thermoplastic process is melted under the injection of high speed hot blast, and extremely stretching forms ultra-fine fibre
Dimension, but just because of the ultra-fine of it, cause its strength very low, it is impossible to be used alone, so greatly limit melt-blown ultra-fine
The use range of fiber.Common device for melt blowing is after superfine fibre sprays to be directly laid down to form fusion spray cloth, it is impossible to collect single
Fiber or fibre bundle, thus the performance of its fibre bundle cannot be utilized.Meltblown fibers beam is the aggregation without several meltblown fibers, because
And there is very big specific surface area, there is then extraordinary Filtration Adsorption effect, and can overcome the disadvantages that monofilament strength is not enough
Problem.
The content of the invention
The technical problem to be solved is to provide device and the side that a kind of utilization meltblown prepares superfine fibre beam
Method.
The technical scheme that the present invention solves above-mentioned technical problem is as follows：
A kind of utilization meltblown prepares the device of superfine fibre beam, including device for melt blowing, cooling beaming device and collection dress
Put；
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 on below device for melt blowing, and the superfine fibre for spraying to device for melt blowing carries out cold
But and boundling, obtain superfine fibre beam；
The collection device is for being collected to superfine fibre beam.
Further, the cooling beaming device includes packaged air conditioner and the first beaming device；The packaged air conditioner is arranged on molten
In spray apparatus below meltblown beam, for cooling down to the superfine fibre of the ejection of device for melt blowing, first beaming device
It is arranged on below packaged air conditioner, for carrying out boundling to the superfine fibre after cooling；First beaming device is along fabric width direction
Width not less than meltblown beam in device for melt blowing along fabric width direction width.
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 outfan of net reception device；The inlet face of second beaming device is received to curtain net and is filled
Put, away 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
Put；
Fabric width direction of the curtain net reception device along meltblown beam in device for melt blowing, by away from the second beaming device
One end, to one end transmission near the second beaming device.
Further, aspirator is provided with the curtain net reception device, for superfine fibre is drawn to the reception of 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 scope is 5-10cm, cold wind
Case along the width in fabric width direction be device for melt blowing in meltblown beam along 1.1 times -1.25 times of the width in fabric width direction.
Further, the packaged air conditioner includes refrigeration plant, the apparatus of air conditioning, blower fan, pipeline, side-blown wind system and control
System processed；
The side-blown wind system includes air channel, casing, porous plate and air outlet；The air channel is arranged on casing, is used for
Air intake；
The porous plate adopts thickness range for the corrosion resistant plate of 2-3mm, and percent opening scope is 50%-80%, single
Bore dia scope is 1-3mm, and the quantity of the porous plate is 1-3 blocks, and is placed in parallel in casing；
The casing is provided with the rectangular structure of air outlet for side, and the air outlet is in the face of surpassing that device for melt blowing sprays
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 adopts aluminum cellular board, and thickness range is 30-
50mm, between the parallel face of single honeycomb hole each pair apart from L scopes be 3-5mm, deflector both sides are provided with damping screen；It is described
Stainless (steel) wire or brass screen of the damping screen for 60-150 mesh；
The casing to be removed and be also covered with heat-insulation layer on the outer surface of other several times for being provided with air outlet one side.
Further, the beaming device adopt horn mouth buncher, the horn mouth buncher longitudinal section flare,
The beaming device exit is also connected with aspirator.
A kind of method that utilization meltblown prepares superfine fibre beam, comprises the following steps：
Step S1, device for melt blowing spray superfine fibre, and superfine fibre carries out quick drawing-down under the traction of both sides hot blast and leads
Packaged air conditioner is entered after stretching,
Step S2, cooling beaming device are cooled down to the superfine fibre that device for melt blowing sprays and boundling, obtain ultra-fine fibre
Dimension beam；
Step S3, collection device are collected to superfine fibre Shu Jinhang process.
Further, the cooling beaming device of step S2 includes that packaged air conditioner, curtain net reception device and the second collection are got one's things ready
Put；Step S2 is specially：Packaged air conditioner is cooled down to superfine fibre, and the superfine fibre after cooling falls along melt-blown successively
In device in the curtain net reception device of the fabric width direction transmission of meltblown beam, superfine fibre is mutually superimposed in curtain net reception device
Afterwards, Jing curtains net reception device is driven 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 step S2 includes packaged air conditioner and the first beaming device；Step S2
Specially：The packaged air conditioner is cooled down to 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 fabric width direction is not less than meltblown beam in device for melt blowing
Along the width in fabric width direction.
The invention has the beneficial effects as follows：The present invention accelerates the cooling of meltblown fibers by increasing cold side blowing, makes fiber exist
Collect in the case of cooling down completely, it is to avoid the bonding between meltblown fibers, disorientation occur at relatively high temperatures prevented also from fiber,
Meltblown fibers remain certain degree of orientation, and fiber strength is improved.Additionally, by curtain net by tradition prepare non-woven fabrics perpendicular to fibre
The movement of web cross direction is changed to along web width direction move, or boundling is directly carried out after cooling down to superfine fibre, from
And realize the collection to melt-blown micro fibre beam.
Description of the drawings
When Fig. 1 adopts the first embodiment for cooling beaming device, collection device adopts device knot during winding bobbin
Structure schematic diagram；
When Fig. 2 adopts the first embodiment to cool down beaming device, collection device adopts device knot during cutting machine
Structure schematic diagram；
When Fig. 3 adopts second embodiment for cooling beaming device, collection device adopts device knot during winding bobbin
Structure schematic diagram；
Fig. 4 is the cross air blasting system structure diagram of the device of the present invention；
Fig. 5 is the structural representation for cooling down beaming device using beaming device during the first embodiment.
In accompanying drawing, the list of parts that each label is represented is as follows：
1st, device for melt blowing；2nd, packaged air conditioner；3rd, curtain net reception device；4th, the second beaming device；5th, guide wire apparatus；6th, ultra-fine fibre
Dimension；7th, oil tanker；8th, winding bobbin；9th, cutting machine；10th, fiber channel；11st, the first beaming device；21st, air channel；22nd, casing；23、
Porous plate；24th, damping screen；25th, deflector；31st, aspirator；41st, the entrance of beaming device；42nd, the outlet of beaming device.
Specific embodiment
The principle and feature of the present invention are described below in conjunction with accompanying drawing, example is served only for explaining the present invention, and
It is non-for limiting the scope of the present invention.
As shown in Figure 1, Figure 2 and Figure 3, a kind of utilization meltblown prepares the device of superfine fibre beam, 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 on below device for melt blowing 1, for entering to the superfine fibre 6 that device for melt blowing 1 sprays
Row cooling and boundling, obtain superfine fibre beam；
The collection device is for being collected to superfine fibre beam.
It is the first embodiment of cooling beaming device as depicted in figs. 1 and 2, 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 outfan of curtain net reception device 3；The entrance 41 of second beaming device is connect in the face of curtain net
Receiving apparatus 3, away from curtain net reception device 3,42 rear of outlet of second beaming device sets for the outlet 42 of the second beaming device
It is equipped with collection device；
Fabric width direction of the curtain net reception device 3 along device for melt blowing 1, by the one end away from the second beaming device 4, to
It is driven near one end of the second beaming device 4.
Aspirator 31 is provided with the curtain net reception device 3, for superfine fibre 6 is drawn to curtain net reception device 3
Upper surface on.
Second embodiment of cooling beaming device is illustrated in figure 3, 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 on below packaged air conditioner 2, for the ultra-fine fibre after to cooling
Dimension 6 carries out boundling and obtains superfine fibre beam；The superfine fibre beam is transported to collection device through fiber channel 10.The fibre
That ties up passage 10 act as holding and guiding fibre bundle, can be using forms such as supporting plates.First beaming device 11 is along fabric width side
To width not less than meltblown beam in device for melt blowing 1 along fabric width direction width, therefore the ultra-fine fibre of institute that device for melt blowing sprays
Dimension can carry out boundling into the first beaming device 11.
The cooling beaming device can be adopted using collection device when the first embodiment and second embodiment
With the one kind in winding bobbin and cutting machine；
When being illustrated in figure 1 cooling beaming device using the first embodiment, collection device adopts 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, collection device can adopt cutting machine 9, lead
Superfine fibre beam is imported cutting machine 9 by silk device 5.
When being illustrated in figure 3 cooling beaming device using second embodiment, collection device adopts winding bobbin 8, leads
Superfine fibre beam is imported winding bobbin 8 by silk device 5.
In 2 upper surface of packaged air conditioner and device for melt blowing 1, the distance between lower surface of meltblown beam scope is 5-10cm, cold wind
Case 2 along the width in fabric width direction be device for melt blowing in meltblown beam along 1.1 times -1.25 times of the width in fabric width direction.
The packaged air conditioner 2 includes refrigeration plant, the apparatus of air conditioning, blower fan, pipeline, side-blown wind system and control system；
As shown in figure 4, the side-blown wind system includes air channel 21, casing 22, porous plate 23 and air outlet；The air channel 21
It is arranged on casing 22, for air intake；
The porous plate 23 adopts thickness range for the corrosion resistant plate of 2-3mm, and percent opening scope be 50%-80%, hole
Footpath scope is 1-3mm, and the quantity of the porous plate 23 is 1-3 blocks, and is placed in parallel in casing；
The casing is provided with the rectangular structure of air outlet for side, and the air outlet is sprayed in the 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 adopts aluminum cellular board, thickness range
For 30-50mm, it is 3-5mm apart from L scopes between the parallel face of single honeycomb hole each pair, 25 both sides of deflector are provided with damping
Net 24；Stainless (steel) wire or brass screen of the damping screen 24 for 60-150 mesh；
The casing 22 to be removed and be also covered with heat-insulation layer on the outer surface of other several times for being provided with air outlet one side.
The cooling air temperature of the blowout of the packaged air conditioner 2 is 5-20 DEG C, and cooling airflow amount scope is 10000-20000m3/ h,
Cooling wind pressure scope is 1000-2500Pa, and wind speed range is 1-2.5m/s.
The packaged air conditioner 2 adopts the cross air blasting type of cooling.
When the cooling beaming device adopts the first embodiment and second embodiment, first beaming device
11 and second beaming device 4 adopt horn mouth buncher, the horn mouth buncher longitudinal section flare, described the
One beaming device 11 and 4 exit of the second beaming device are also connected with aspirator.
As shown in figure 5, when cooling beaming device adopts the first embodiment,
Horn mouth buncher longitudinal section flare, length range is 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 kind of method that utilization meltblown prepares superfine fibre beam, comprises the following steps：
Step S1, device for melt blowing 1 spray superfine fibre 6, and superfine fibre 6 is quickly drawn and attenuated under the traction of both sides hot blast
Packaged air conditioner 2 is entered after drawing-off,
Step S2, cooling beaming device are cooled down and boundling to the superfine fibre 6 that device for melt blowing 1 sprays, and obtain ultra-fine
Fibre bundle；
Step S3, collection device are collected to superfine fibre Shu Jinhang process.
When cooling beaming device adopts the first embodiment, the cooling beaming device of step S2 include packaged air conditioner 2,
Curtain net reception device 3 and the second beaming device 4；Step S2 is specially：Packaged air conditioner 2 is cooled down to superfine fibre 6, cooling
Superfine fibre 6 afterwards is fallen along in the curtain net reception device 3 of fabric width direction transmission of meltblown beam in device for melt blowing 1 successively,
After superfine fibre 6 is mutually superimposed in curtain net reception device 3, Jing curtain nets reception device 3 drives to 3 end of curtain net reception device
In second beaming device 4；Second beaming device 4 obtains superfine fibre beam to 6 boundling of superfine fibre.
When cooling beaming device adopts second embodiment, the cooling beaming device of step S2 includes packaged air conditioner 2
With the first beaming device 11；Step S2 is specially：The packaged air conditioner is carried out to the superfine fibre 6 of the ejection of device for melt blowing 1
Cooling, the superfine fibre 6 after first beaming device, 11 pairs of coolings carry out boundling；And first beaming device 11 is along fabric width
The width in direction not less than meltblown beam in device for melt blowing along fabric width direction width.
Aspirator 31 is provided with the curtain net reception device 3, for superfine fibre 6 is drawn to curtain net reception device 3
Upper surface on.
The distance between 2 upper surface of the packaged air conditioner and 1 lower surface of device for melt blowing scope is 5-10cm, 2 width of packaged air conditioner
For 1.1 times -1.25 times of 1 width of device for melt blowing.
The cooling air temperature of the blowout of the packaged air conditioner 2 is 5-20 DEG C, and cooling airflow amount scope is 10000-20000m3/ h,
Cooling wind pressure scope is 1000-2500Pa, and wind speed range is 1-2.5m/s.
The packaged air conditioner 2 adopts the cross air blasting type of cooling.
The packaged air conditioner 2 includes refrigeration plant, the apparatus of air conditioning, blower fan, pipeline, side-blown wind system and control system；
It is below embodiments of the invention, in all examples below, the first beaming device 11 and the second beaming device 4 are equal
Using horn mouth buncher.
Embodiment 1
A kind of utilization meltblown prepares the device of superfine fibre beam, hopper and the screw extruder pipeline phase of device for melt blowing
Even, dosing pump connecting screw rod extruder and meltblown beam, hot blast are distributed in spinneret orifice both sides, and cooling beaming device adopts the first
During embodiment, packaged air conditioner 2 is arranged on 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 direct of travel, fabric width side of the curtain net reception device 3 along device for melt blowing 1 at a certain angle
To by the one end away from horn mouth buncher, to one end transmission near horn mouth buncher, superfine fibre beam is through horn mouth
Collection device is transported to after the further boundling of buncher.When cooling beaming device adopts second embodiment, packaged air conditioner 2 sets
Put below the spinneret of meltblown beam, horn mouth buncher is arranged on below packaged air conditioner 2, for the superfine fibre after cooling
6 carry out boundling obtains superfine fibre beam；The superfine fibre beam is transported to collection device through fiber channel 10.
During use, after PP pellets enter the hopper of device for melt blowing, melt through screw extruder, from spray after dosing pump is quantitative
Filament plate spray webbing, the temperature in four areas of screw extruder are respectively 260 DEG C, 260 DEG C, 270 DEG C, 270 DEG C, the PP superfine fibres of ejection
Drawing-off drawn and attenuated first under the hot blast of both sides quickly, hot blast temperature is 220 DEG C, hot-blast pressure is 0.5MPa, fiber is warm
After wind drawing-off, further cooled down by cold side blowing in packaged air conditioner 2, packaged air conditioner 2 is arranged on below spinneret at 5cm, cold wind
2 width ratio spinneret of case is wide by 10%, high 20cm, thick 15cm.12 DEG C of cold wind pathogenic wind-warm, cooling airflow amount are 10000m3/ h, cools down wind
Press as 1500Pa, wind speed is in 1.5m/s.When cooling beaming device adopts the first embodiment, the superfine fibre of Jing coolings is successively
Fall along in the curtain net reception device 3 of web width direction traveling, superfine fibre is mutually superimposed pre- boundling, and through and curtain net
The further boundling of horn mouth buncher that reception device 3 is connected 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-pumping effect of horn mouth buncher, superfine fibre
Superfine fibre beam is obtained by boundling, superfine fibre beam Jing oil tankers 7 oil, and guide wire apparatus 5 draw, and are finally collected by winding bobbin 8
PP melt-blown micro fibre beams are obtained, and the average diameter of PP fibers is 4 μm.
Embodiment 2
A kind of utilization meltblown prepares the device of superfine fibre beam, hopper and the screw extruder pipeline phase of device for melt blowing
Even, dosing pump connecting screw rod extruder and meltblown beam, hot blast are distributed in spinneret orifice both sides, and cooling beaming device adopts the first
During embodiment, packaged air conditioner 2 is arranged on 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 direct of travel, fabric width side of the curtain net reception device 3 along device for melt blowing 1 at a certain angle
To by the one end away from horn mouth buncher, to one end transmission near horn mouth buncher, superfine fibre beam is through horn mouth
Collection device is transported to after the further boundling of buncher.When cooling beaming device adopts second embodiment, packaged air conditioner 2 sets
Put below the spinneret of meltblown beam, horn mouth buncher is arranged on below packaged air conditioner 2, for the superfine fibre after cooling
6 carry out boundling obtains superfine fibre beam；The superfine fibre beam is transported to collection device through fiber channel 10.
During use, after PP pellets enter the hopper of device for melt blowing, melt through screw extruder, from spray after dosing pump is quantitative
Filament plate spray webbing, the temperature in four areas of screw extruder are respectively 260 DEG C, 260 DEG C, 270 DEG C, 270 DEG C, the PP superfine fibres of ejection
Drawing-off drawn and attenuated first under the hot blast of both sides quickly, hot blast temperature is 220 DEG C, hot-blast pressure is 0.5MPa, fiber is warm
After wind drawing-off, further cooled down by cold side blowing in packaged air conditioner 2, packaged air conditioner 2 is arranged on below spinneret at 5cm, cold wind
2 width ratio spinneret of case is wide by 10%, high 20cm, thick 15cm.12 DEG C of cold wind pathogenic wind-warm, cooling airflow amount are 10000m3/ h, cools down wind
Press as 1500Pa, wind speed is in 1.5m/s.When cooling beaming device adopts the first embodiment, the superfine fibre of Jing coolings is successively
Fall along in the curtain net reception device 3 of web width direction traveling, superfine fibre is mutually superimposed pre- boundling, and through and curtain net
The further boundling of horn mouth buncher that reception device 3 is connected 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-pumping effect of horn mouth buncher, superfine fibre
Superfine fibre beam is obtained by boundling, superfine fibre beam Jing oil tankers 7 oil, and guide wire apparatus 5 draw, most after Jing cutting machines 9 cut into
The PP melt-blown micro fibres of specific length.
Embodiment 3
A kind of utilization meltblown prepares the device of superfine fibre beam, hopper and the screw extruder pipeline phase of device for melt blowing
Even, dosing pump connecting screw rod extruder and meltblown beam, hot blast are distributed in spinneret orifice both sides, and cooling beaming device adopts the first
During embodiment, packaged air conditioner 2 is arranged on 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 direct of travel, fabric width side of the curtain net reception device 3 along device for melt blowing 1 at a certain angle
To by the one end away from horn mouth buncher, to one end transmission near horn mouth buncher, superfine fibre beam is through horn mouth
Collection device is transported to after the further boundling of buncher.When cooling beaming device adopts second embodiment, packaged air conditioner 2 sets
Put below the spinneret of meltblown beam, horn mouth buncher is arranged on below packaged air conditioner 2, for the superfine fibre after cooling
6 carry out boundling obtains superfine fibre beam；The superfine fibre beam is transported to collection device through fiber channel 10.
During use, PET is put in baking oven 10-12h is dried at 120 DEG C first, PET pellets enter the hopper of device for melt blowing
Afterwards, melt through screw extruder, from spinneret spray webbing after dosing 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 fibres of ejection are quickly drawn and attenuated drawing-off first under the hot blast of both sides,
Hot blast temperature is 220 DEG C, and hot-blast pressure is 0.5MPa, after fiber is by hot blast drawing-off, further by cold side blowing in packaged air conditioner 2
Cooling, packaged air conditioner 2 are arranged on below spinneret at 5cm, and 2 width ratio spinneret of packaged air conditioner is wide by 10%, high 40cm, thick 15cm.
8 DEG C of cold wind pathogenic wind-warm, cooling airflow amount are 15000m3/ h, cooling wind pressure are 1500Pa, and wind speed is in 2m/s.Cooling beaming device is adopted
During with the first embodiment, the superfine fibre of Jing coolings falls along the curtain net reception device of web width direction traveling successively
On 3, superfine fibre is mutually superimposed pre- boundling, and the further boundling of horn mouth buncher through being connected with curtain net reception device 3
Superfine fibre beam is obtained, when cooling beaming device adopts second embodiment, superfine fibre is directly entered horn mouth buncher,
Under the negative pressure-pumping effect of horn mouth buncher, superfine fibre is obtained superfine fibre beam, superfine fibre beam Jing oil tankers 7 by boundling
Oil, guide wire apparatus 5 draw, finally collected by winding bobbin 8 and obtain PET melt-blown micro fibre beams, and PET is average straight
Footpath is 4 μm.
Embodiment 4
A kind of utilization meltblown prepares the device of superfine fibre beam, hopper and the screw extruder pipeline phase of device for melt blowing
Even, dosing pump connecting screw rod extruder and meltblown beam, hot blast are distributed in spinneret orifice both sides, and cooling beaming device adopts the first
During embodiment, packaged air conditioner 2 is arranged on 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 direct of travel, fabric width side of the curtain net reception device 3 along device for melt blowing 1 at a certain angle
To by the one end away from horn mouth buncher, to one end transmission near horn mouth buncher, superfine fibre beam is through horn mouth
Collection device is transported to after the further boundling of buncher.When cooling beaming device adopts second embodiment, packaged air conditioner 2 sets
Put below the spinneret of meltblown beam, horn mouth buncher is arranged on below packaged air conditioner 2, for the superfine fibre after cooling
6 carry out boundling obtains superfine fibre beam；The superfine fibre beam is transported to collection device through fiber channel 10.
During use, PET is put in baking oven 10-12h is dried at 120 DEG C first, PET pellets enter the hopper of device for melt blowing
Afterwards, melt through screw extruder, from spinneret spray webbing after dosing 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 fibres of ejection are quickly drawn and attenuated drawing-off first under the hot blast of both sides,
Hot blast temperature is 220 DEG C, and hot-blast pressure is 0.5MPa, after fiber is by hot blast drawing-off, further by cold side blowing in packaged air conditioner 2
Cooling, packaged air conditioner 2 are arranged on below spinneret at 5cm, and 2 width ratio spinneret of packaged air conditioner is wide by 10%, high 40cm, thick 15cm.
8 DEG C of cold wind pathogenic wind-warm, cooling airflow amount are 15000m3/ h, cooling wind pressure are 1500Pa, and wind speed is in 2m/s.Cooling beaming device is adopted
During with the first embodiment, the superfine fibre of Jing coolings falls along the curtain net reception device of web width direction traveling successively
On 3, superfine fibre is mutually superimposed pre- boundling, and the further boundling of horn mouth buncher through being connected with curtain net reception device 3
Superfine fibre beam is obtained, when cooling beaming device adopts second embodiment, superfine fibre is directly entered horn mouth buncher,
Under the negative pressure-pumping effect of horn mouth buncher, superfine fibre is obtained superfine fibre beam, superfine fibre beam Jing oil tankers 7 by boundling
Oil, guide wire apparatus 5 draw, most after Jing cutting machines 9 cut into the PET melt-blown micro fibres of specific length.
The foregoing is only presently preferred embodiments of the present invention, not to limit the present invention, all spirit in the present invention and
Within principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (10)
1. a kind of utilization meltblown prepares the device of superfine fibre beam, it is characterised in that including device for melt blowing (1), cooling boundling
Device and collection device；
The device for melt blowing (1) is for preparing superfine fibre (6), and superfine fibre (6) is delivered to cooling beaming device；
The cooling beaming device is arranged on below device for melt blowing (1), for the superfine fibre (6) sprayed to device for melt blowing (1)
Cooled down and boundling, obtained superfine fibre beam；
The collection device is for being collected to superfine fibre beam.
2. utilization meltblown according to claim 1 prepares the device of superfine fibre beam, it is characterised in that the cooling collection
Bundle device includes packaged air conditioner (2) and the first beaming device (11)；The packaged air conditioner (2) is arranged on the spinning nozzle of device for melt blowing (1)
Lower section, for cooling down to the superfine fibre (6) of the ejection of device for melt blowing (1), first beaming device (11) is arranged on
Below packaged air conditioner (2), for carrying out boundling to the superfine fibre (6) after cooling；First beaming device (11) is along fabric width side
To width not less than meltblown beam in device for melt blowing (1) along fabric width direction width.
3. utilization meltblown according to claim 1 prepares the device of superfine fibre beam, it is characterised in that the cooling collection
Bundle 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) is provided with after the outfan for stating 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 away from curtain net reception device (3), second beaming device
Outlet (42) rear be provided with collection device；
Fabric width direction of the curtain net reception device (3) along meltblown beam in device for melt blowing (1), by away from the second beaming device
(4) one end, to one end transmission near the second beaming device (4).
4. utilization meltblown according to claim 3 prepares the device of superfine fibre beam, it is characterised in that the curtain net connects
Aspirator (31) is provided with receiving apparatus (3), for superfine fibre (6) to be drawn to the upper surface of curtain net reception device (3).
5. the utilization meltblown according to Claims 2 or 3 prepares the device of superfine fibre beam, it is characterised in that described cold
In bellows (2) upper surface and device for melt blowing (1), the distance between lower surface of meltblown beam scope is 5-10cm, packaged air conditioner (2)
Along the width in fabric width direction be device for melt blowing in meltblown beam along 1.1 times -1.25 times of the width in fabric width direction.
6. the utilization meltblown according to Claims 2 or 3 prepares the device of superfine fibre beam, it is characterised in that described cold
Bellows (2) include refrigeration plant, the apparatus of air conditioning, blower fan, pipeline, side-blown wind system and control system；
The side-blown wind system includes air channel (21), casing (22), porous plate (23) and air outlet；The air channel (21) is arranged on
On casing (22), for air intake；
The porous plate (23) adopts thickness range for the corrosion resistant plate of 2-3mm, and percent opening scope is 50%-80%, single
Bore dia scope is 1-3mm, and the quantity of the porous plate (23) is 1-3 blocks, and is placed in parallel in casing；
The casing is provided with the rectangular structure of air outlet for side, and the air outlet is in the face of surpassing that device for melt blowing (1) sprays
Fine fibre (6), cold wind blow to the superfine fibre (6) that device for melt blowing (1) sprays by air outlet；
The air outlet includes damping screen (24) and deflector (25), and the deflector (25) is using aluminum cellular board, thickness model
Enclose for 30-50mm, be 3-5mm apart from L scopes between the parallel face of single honeycomb hole each pair, deflector (25) both sides are provided with
Damping screen (24)；Stainless (steel) wire or brass screen of the damping screen (24) for 60-150 mesh；
The casing (22) is except being also covered with heat-insulation layer on the outer surface of other several times for being provided with air outlet one side.
7. the utilization meltblown according to claim 2 and 3 prepares the device of superfine fibre beam, it is characterised in that the collection
Bundle device (4) is using horn mouth buncher, the horn mouth buncher longitudinal section flare, beaming device (4) outlet
Place is also connected with aspirator.
8. a kind of method that utilization meltblown prepares superfine fibre beam, it is characterised in that comprise the following steps：
Step S1, device for melt blowing (1) prepare melt-blown micro fibre (6), and melt-blown micro fibre (6) is delivered to cooling collection gets one's things ready
Put；
Step S2, cooling beaming device are cooled down and boundling to the superfine fibre (6) that device for melt blowing (1) sprays, and obtain ultra-fine
Fibre bundle；
Step S3, collection device are collected to superfine fibre Shu Jinhang process.
9. the method that utilization meltblown according to claim 8 prepares superfine fibre beam, it is characterised in that step S2
Cooling beaming device include packaged air conditioner (2), curtain net reception device (3) and the second beaming device (4)；Step S2 is concrete
For：Packaged air conditioner (2) is cooled down to superfine fibre (6), and the superfine fibre (6) after cooling falls along device for melt blowing (1) successively
On curtain net reception device (3) of the fabric width direction transmission of middle meltblown beam, superfine fibre (6) is mutual on curtain net reception device (3)
After being superimposed, Jing curtains net reception device (3) is driven in second beaming device (4) of curtain net reception device (3) end；Second collection
Bundle device (4) obtains superfine fibre beam to superfine fibre (6) boundling.
10. the method that utilization meltblown according to claim 8 prepares superfine fibre beam, it is characterised in that the step
The cooling beaming device of S2 includes packaged air conditioner (2) and the first beaming device (11)；Step S2 is specially：The packaged air conditioner pair
The superfine fibre (6) of the ejection of device for melt blowing (1) is cooled down, and first beaming device (11) is to the superfine fibre after cooling
(6) carry out boundling；And width of first beaming device (11) along fabric width direction is not less than meltblown beam in device for melt blowing (1)
Along the width in fabric width direction.
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| CN201611097047.XA CN106555236B (en) | 2016-12-02 | 2016-12-02 | A kind of device and method preparing superfine fibre beam using meltblown |
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| CN201611097047.XA CN106555236B (en) | 2016-12-02 | 2016-12-02 | A kind of device and method preparing superfine fibre beam using meltblown |
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| 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 |
| US11447893B2 (en) | 2017-11-22 | 2022-09-20 | Extrusion Group, LLC | Meltblown die tip assembly and method |
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| CN106555236B (en) | 2019-08-30 |
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