CN103374762B - For melt spinning and the equipment of cooling synthetic filaments - Google Patents
For melt spinning and the equipment of cooling synthetic filaments Download PDFInfo
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- CN103374762B CN103374762B CN201210131406.4A CN201210131406A CN103374762B CN 103374762 B CN103374762 B CN 103374762B CN 201210131406 A CN201210131406 A CN 201210131406A CN 103374762 B CN103374762 B CN 103374762B
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Abstract
The present invention relates to the equipment for melt spinning and cooling synthetic filaments, it has device for spinning and chilling apparatus, and this device for spinning has at least one spinning-nozzle for extrusion long filament, and this chilling apparatus is used for cooling down long filament.Chilling apparatus includes chilling roll, and this chilling roll has the cylindrical blowing wall being coaxially arranged with spinning-nozzle.Chilling roll is arranged in and the inner side cooling down the quenching case that air source is connected.Cooling tube is arranged in the outside of quenching case in the way of extending chilling roll.In order to realize the homogenization of height in the cooling of the filament cross of long filament and formation, cooling tube has the cylinder wall of gas-permeable, and this cylinder wall length outside quenching case is in the range of 150mm to 500mm.The equipment of the present invention can produce the long filament with high filament linear density, and have the homogenization of height in long filament group simultaneously.
Description
Technical field
The present invention relates to the equipment for melt spinning and cooling synthetic filaments.
Background technology
CN1930329A discloses typically setting for melt spinning and cooling synthetic filaments
Standby.
In the production of synthetic filament, filament is the most all by freshly extruded endless tow
Formed.To this end, spinning-nozzle is used for by fine nozzle opening by the melt supplied under stress
Extrusion long filament.Subsequently, the long filament that the nozzle plate from spinning-nozzle occurs is cooled and cold
But consolidated under the effect of air.Meanwhile, long filament is pulled also by means of taking out godet
And be pulled until being consolidated.Until long filament obtains consolidating these effects all occurred to length
Uniformity and the seriality of silk linear density have conclusive impact, or the overall wire to filament
Property density has conclusive impact.Thus, it is also well known that particularly by filament
Change chromatic characteristic is further processed period, and the fluctuation of the linear density of filament becomes particularly
Substantially.Due to prescription growing in field of textiles, so should keep away as much as possible
Exempt from this fluctuation of the linear density of long filament.
In known equipment, the long filament occurred from spinning-nozzle is directly entered chilling roll, should
Chilling roll utilizes the blowing wall of gas-permeable to close endless tow.Chilling roll is arranged in cold
The inner side of the quenching case that but air source connects.Cooling air via chilling roll conduction to long filament
Conduct along filament traffic direction together with long filament, and connect by the cooling tube below quenching case
Receive.In this case, the cross section of cooling tube narrows, in order to obtain the extra of cooling air
Accelerate.It is thus possible to affect cooling and the length of the long filament being in long filament segment fluid flow state
The tractive of silk.But, it is being a risk that present on principle, owing to the cross section of cooling tube becomes
Change and flow distribution will be formed in cooling tube.But, the basic of such flow distribution lacks
Be trapped in, at identical conditions, in endless tow, not every long filament can be cooled
And tractive.
But, to the greatest extent may be used to receive the cooling air stream occurred from chilling roll together with long filament
Can not produce turbulent flow in ground, it is also known that have other system, such as US3, described in 508,296A1
System.Known in the device of melt spinning and cooling long filament, there is Guan Bi cylinder wall
Cooling tube arrange to extend in the way of chilling roll along axis.Tool it is integrated with inside cooling tube
The separator tube of gas-permeable wall, described separator tube is had to be maintained at the cylinder wall with cooling tube apart
At a certain distance from.Thus, specifically, so that the perimeter homogenization in cooling tube.
But, in the cooling of thicker long filament with high filament linear density, it has been shown that
For the intensity of increase and the speed of increase of long filament, in cooling tube, form different pressure strips
Part.Thus, it has been determined that, in the entrance area of cooling tube, from cooler bin and cooling
The cooling air of cylinder blowout produces malleation relative to environment.On the contrary, at the port of export of cooling tube
, there is the negative pressure relative to environment due to yarn speed bigger in cooling tube in place.Such
Pressure reduction causes being buffered the overlapped flowing effect that pipe compensates.
Summary of the invention
Therefore, it is an object of the invention to provide for melt spinning and cooling synthetic filaments is general
Equipment so that specifically, it is possible to produce the long filament with high filament linear density, and exist simultaneously
There is in long filament group the homogenization of height.
This purpose realizes according to the present invention, and it has device for spinning and chilling apparatus, spins
Silk device has at least one spinning-nozzle for extruding long filament, and chilling apparatus has at least one
Individual chilling roll, at least one chilling roll has the gas being coaxially arranged with spinning-nozzle can
The blowing wall of infiltration, during wherein chilling roll is arranged in quenching case, quenching case is connected to cooling sky
Source of the gas, and wherein cooling tube is maintained at the outside of quenching case in the way of extending chilling roll,
With cooling section after being formed, wherein cooling tube has the cylinder wall of gas-permeable, and this cylinder wall exists
Length outside quenching case is in the range of 150mm to 500mm.
The difference of the present invention is, forms uniform air in cooling tube, in described air
Avoid the turbulent and any pressure reduction of periphery in cooling aerial conduction.Especially under cooling tube
The exchange with surrounding air occurred in region, portion brings extraly and long filament is additionally cooled down effect
Really.Have been illustrated with in order to the conventional take-off speed compensating differential pressure more than 1000m/min, cold
But the cylinder wall of the gas-permeable of pipe should have the minimum length of 150mm.Can pass through
Obtain the cooling effect needed for high filament linear density from the support of surrounding air, gas can
The length of the cylinder wall of infiltration is preferably in the range of up to 500mm.
In order to carry out the compensating operation in cooling tube with enough long filament stability, preferably
Implementing the improvements of the present invention, wherein cooling tube is arranged in scope below spinning-nozzle and is
Distance in 150mm to 350mm.Thus, according to the thickness of long thread, it is possible to via
The cooling air that chilling roll provides obtains enough peripheries of long filament and consolidates.Thus, various
In the case of, the distance of cooling tube and spinning-nozzle is according to the filament linear density of filament to be produced
Select.
According to another modification of the present invention, in the anchor portion towards quenching case of cooling tube
Footpath is in the range of the big 10mm to 30mm of cladding diameter than the endless tow entered.Cooling
The internal diameter of pipe should realize endless tow enter cooling tube time cylinder wall and the long filament of endless tow between
Minimum range.Such design avoids any turbulent flow of the section start at cooling tube.Endless tow
And the distance between the cylinder wall of the cooling tube at the anchor portion towards quenching case is preferably
5mm to 15mm, and depend on the diameter of spinning-nozzle.
In order to make cooling air via the entrance of chilling roll and carry out aerial conduction in cooling tube
Compensating operation is inconsistent, and the improvement of the present invention is especially advantageous, and wherein having gas can not ooze
The short pipe box cylinder of saturating cylinder wall is coaxially disposed between chilling roll and cooling tube so that
Short intercooling section is formed in the inner side of quenching case or outside.It can thus be avoided cooling sky
Interaction between supply and the discharge of cooling air of gas.
Cooling air can be affected by the way of the most positive by another modification of the present invention
Cooling effect.To this end, spinning-nozzle has nozzle plate, this nozzle plate has two cloth coaxially
The Kong Yuan put, described Kong Yuan have multiple nozzle opening, the wherein nozzle opening of the Kong Yuan of inner side
Arrange on the nozzle plate in the way of angle skew with the nozzle opening of the Kong Yuan in outside.So,
Realizing being circular layout of long filament in endless tow, described long filament substantially co-axially draws with chilling roll
Lead.Thus, impacted in an uniform manner often by the cooling air of the chilling roll supply of perforation
The long filament of individual extrusion.
Arrange regardless of the hole circle of nozzle opening, in order to while melt residence time holding is identical
Realization is uniformly distributed, and is provided that further, is formed with star side on the entrance side of nozzle plate
The distribution passage that formula is arranged, during nozzle opening is connected in spinning-nozzle by described distribution passage
Heart melt inlet.In this case, it is assigned to the distribution passage of the Kong Yuan of inner side and is assigned to
The distribution passage of the Kong Yuan in outside is formed with equal length.
In order to the length that cooling guides in inner side in an uniform way relative to the remainder of long filament
Silk, the improvement of the present invention is also advantageous, and wherein the hole diameter of a circle of the inner side on nozzle plate is
At least 50mm.Cooling sky is contributed to thus it is ensured that have between long filament in endless tow
Gas enters and enough distances of conduction.
In order to cool down freshly extruded long filament, the cooling air at the periphery of chilling roll passes through gas
The permeable chilling roll of body is directed into the inside of chilling roll by pressure reduction.In order in cooling
Realizing the Uniform Flow of cooling air on the whole periphery of cylinder, the improvement of the present invention is to have especially
Profit, wherein quenching case has cooling chamber and is connected to the dispensed chambers of cooling chamber, wherein
Chilling roll is arranged in cooling chamber, and wherein dispensed chambers is connected to cool down air source.
Thus, can first be collected via the cooling air of cooling air source supply.Avoid quenching
The most one-sided blowing of chilling roll in case.Cooling air may be directed in cooling chamber,
Wherein axial flow component is parallel with chilling roll, therefore occurs all at the periphery of chilling roll
Even distribution.
The structure of such chilling apparatus is particularly suitable in device for spinning cooling down multiple length simultaneously
Tow.To this end, device for spinning has multiple spinning-nozzle, multiple chilling rolls of chilling apparatus
It is assigned to the plurality of spinning-nozzle.All of chilling roll is arranged in quenching case together, wherein
In multiple cooling tubes one be assigned to be quenched case downside on chilling roll in corresponding one
Individual.
In order to implement common maintenance work on device for spinning, such as, change spinning-nozzle,
Quenching case is advantageously formed in adjustable for height mode.
Accompanying drawing explanation
With reference to accompanying drawing, based on the multiple exemplary embodiments according to the present invention, it is explained below
The present invention, wherein:
Fig. 1 schematically show according to the present invention for melt spinning and cooling synthetic filaments
The cross-sectional view of the first exemplary embodiment of equipment；
Fig. 2 schematically shows the plane graph of the nozzle plate of the spinning-nozzle shown in Fig. 1；
Fig. 3 schematically shows the cross-sectional view of the nozzle plate of Fig. 2；
Fig. 4 schematically show according to the present invention for melt spinning and cooling synthetic filaments
The longitudinal section view of another exemplary of equipment；
Detailed description of the invention
Fig. 1 schematically shows the horizontal stroke of the first exemplary embodiment of the equipment according to the present invention
Sectional view.Exemplary embodiment have device for spinning 1 and be arranged in below device for spinning 1 rapid
Device for cooling 2.
In this exemplary embodiment, device for spinning 1 is shown schematically as including spinning manifold
3 and the spinning-nozzle 5 that is maintained on the downside of spinning manifold 3.On the upside of spinning manifold 3,
Shown with melt supply department 4, the most do not illustrate in greater detail for guiding and transmitting
Device, this device major part is arranged in the spinning manifold 3 of heating.In order to extrude multiple length
Silk, spinning-nozzle 5 has nozzle plate 6 on its underside, this hereinafter be will be explained in further detail
Nozzle plate.
Arranged beneath at spinning manifold 3 has the quenching case 7 of chilling apparatus 2.Quenching case 7
Inner side has cooling chamber 10 and dispensed chambers 12.In cooling chamber 10 and dispensed chambers 12
Between be disposed with the separating plate 13 of perforation.
In order to receive and guide the long filament 18 extruded by spinning-nozzle 5, chilling roll 9 passes
The cooling chamber 10 of quenching case 7.Chilling roll 9 is at both ends open, and has cylinder and blow
Wind wall 19.In quenching case 7, cylindrical blowing wall 19 extends from the upside 33 of quenching case 7,
Until separating plate 13.The blowing wall 19 of chilling roll 9 constructs in the way of gas-permeable,
And can be made up of one or more ingredients, the such as plate of screen cloth, perforation, fabric or
Silk screen.
In the mode making chilling roll 9 axially extend, pipe box cylinder 11 is arranged on quenching case 7
Inner side, described pipe box cylinder 11 runs through dispensed chambers 12 so that the sleeve wall 20 of pipe box cylinder 11
Extend from separating plate 13, until the downside 34 of quenching case 7.Pipe box cylinder 11 at both ends open,
Long filament to be derived quenching case 7 at downside 34.
Quenching case 7 is connected to cool down air source 15 by interface channel 14.In this exemplary reality
Executing in example, cooling air source 15 is shown as fan by way of example.Interface channel 14 is formed
In the lower area of quenching case 7, and lead to dispensed chambers 12.
Stuffer 8 is arranged on the upside 33 of quenching case 7, is in spinning manifold 3 and quenching case
Between 7.Stuffer 8 is formed in an annular fashion, and will remain in spinning manifold 3 times
Spinning-nozzle 5 on side is closed.Quenching case 7 is maintained at spins by the upside of it 33 and stuffer 8
On silk casing 3, the cooling air therefore produced not over chilling roll 9 can be in manifold
Escape between body 3 and quenching case 7.
Cooling tube 16 is arranged in the downside of quenching case 7 in the way of axially extending chilling roll 9
On 34.Cooling tube 16 is arranged at the downside 34 of quenching case 7 by anchor portion 35.Cold
But the internal diameter of pipe 16 is fixed concentrically relative to chilling roll 9 and pipe box cylinder 11.Cooling tube
16 cylinder walls 17 with gas-permeable.In this exemplary embodiment, cylinder wall 17 quilt
It is configured with multiple opening, such as, is configured to the plate of perforation.In principle, cylinder wall 17
Can also be formed by the material of other gas-permeable, such as screen cloth or silk screen.
In operation, cooling air source 15 the cooling air blown out enters via interface channel 14
Enter dispensed chambers 12.In this case, air is cooled down from dispensed chambers 12 via perforation
Separating plate 13 enters cooling chamber 10.In cooling chamber 10, cooling air is around cooling rolling
The whole periphery of cylinder 9 is allocated.Between the inner side of cooling chamber 10 and chilling roll 9
Barometric gradient, so continuous print cooling air flowed through blowing wall 19.Act on long filament 18
On cooling air stream directed along vertical cooling section together with long filament, this vertical cooling section by
The chilling roll 9, pipe box cylinder 11 and the cooling tube 16 that are successively arranged are formed.Chilling roll 9
Define active cooling region, in cooling air supply to this active cooling region.Chilling roll
Pipe box cylinder 11 between 9 and cooling tube 16 forms intercooling section, in this intercooling section
Form the long filament/cooling air stream of combination.Cooling section after adjacent cooling tube 16 representative, it is permitted
Permitted to carry out air exchange between the inner side and environment of cooling tube 16.Thus, in environment and cooling
In the case of there is pressure reduction between the inner side of pipe, can enter between cooling air and surrounding air
Row exchange.So, in the case of being malleation inside cooling tube, cooling air can pass
Cylinder wall 17 is to outside.Especially it is observed that this in the upper area of cooling tube 16
Effect.But, on the contrary, extra surrounding air will also be able to be inhaled into via cylinder wall 17
In the inner side of cooling tube 16.Especially in the lower area of cooling tube 16 it is observed that this
Plant effect, and substantially obtain this effect also by the filament speed increasing long thread.
In order to make the cooling homogenization in rear cooling section, it has been found that the rolling of cooling tube 16
The length of barrel 17 should be in the range of 150mm to 500mm.The length of cooling tube 16
Degree represents by reference N in FIG.Therefore, it can obtain according to filament linear density
The Homogeneous Cooling effect of filament cross and structure.In this case, it should be ensured that enter
The long filament of rear cooling section has enough intensity in its periphery.Therefore, cooling tube is preferably
It is arranged to and the distance of spinning-nozzle at least 150mm apart.At higher filament linear density
In the case of, this distance should increase as much as possible, wherein the downside of cooling tube and spinning-nozzle it
Between the ultimate range for 350mm be enough.The downside of spinning-nozzle 5 and cooling tube 16
Between distance represent with capital K in FIG.
In order to support Homogeneous Cooling effect, disorderly especially in avoiding inside cooling tube 16
Stream, the long filament of endless tow 18 and the rolling of cooling tube 16 when endless tow 18 enters cooling tube 16
Distance between barrel 17 should be the least.In FIG, the internal diameter of cooling tube 16 is with big
Female D that writes represents.The covering of the endless tow 18 in the anchor portion 35 of entrance cooling tube 16
Diameter represents with capital B in FIG.The internal diameter D of cooling tube 16 is in colder than entering
But the big 10mm to 30mm of cladding diameter B of the endless tow in the anchor portion 35 of pipe 16
In the range of.Between endless tow 18 and the cylinder wall at the anchor portion 35 of cooling tube 16 17
Distance depend on the diameter of spinning-nozzle 5.
Specifically, in order to form thick filament cross, and simultaneously at filament linear density
Formation in there is high homogenization, inside spinning-nozzle, preferably use nozzle plate, described
Nozzle plate has multiple nozzle openings of distribution on two Kong Yuan.In figs 2 and 3 with multiple
View schematically shows such nozzle plate.Fig. 2 shows the flat of the entrance side of nozzle plate
Face figure, Fig. 3 shows the cross section of nozzle plate.Do not explicitly indicate that with reference to the two figure it
In the case of one, the following description is applicable to two figures.
Nozzle plate 6 constructs in a circular manner, in order to is inserted into and is formed as circular in the said equipment
In the spinning-nozzle 5 of nozzle.Nozzle plate 6 has upper inlet side 27 and lower extrusion side 28.Many
Individual nozzle opening 21 leads on extrusion side 28.
Specifically, it will be seen that nozzle opening 21 is arranged to be distributed in two from the diagram of Fig. 2
On individual hole circle 22 and 23.Nozzle opening 21 in the hole circle 22 of inner side and the hole circle 23 in outside
In nozzle opening 21 position in the way of offsetting relative to each other.The hole circle 22 of inner side is with outer
Angle skew between the hole circle 23 of side is chosen so as to two hole circle 22 Hes in this case
Spacing between nozzle opening 21 adjacent in 23 increases.
It will be seen that with star on the entrance side 27 of nozzle plate 6 from the diagram of Fig. 2 and 3
Mode form multiple distribution passage, in order in all cases nozzle opening 21 is connected to shape
Become the melt inlet 26 of center.Distribution passage is divided into two groups, is wherein assigned to the hole of inner side
The distribution passage reference 24 of circle 22 represents, the distribution of the hole circle 23 being assigned to outside is led to
Road reference 25 represents.Distribute the passage 24 and 25 entrance side 27 at nozzle plate 6
There is on surface equal length.Open thereby it can be assured that be assigned to each nozzle for melt
The time of staying of mouth is identical.
For such spinning-nozzle, such as, can have the total of 150den. with high-homogenized production
Body linear density and the filament of 48 threads.In this case, it has been found that concrete
Ground, each in 48 threads is formed with substantially the same filament cross.Additionally,
Uster value can also be improved.
The equipment for melt spinning and cooling synthetic filaments according to the present invention is preferably used for raw
Producing multiple filament, the plurality of filament produces in parallel with each other and processes as filament group
And winding.
Fig. 4 shows the exemplary embodiment of the equipment according to the present invention, and it will be for example adapted for
Such production.Exemplary embodiment shown in Fig. 4 and the exemplary embodiment according to Fig. 1
There is substantially the same structure, the structure shown in Fig. 4 wherein contains multiple Fig. 1 institute
The single status shown.Therefore, in order to avoid repeating, difference is the most only explained.
In the exemplary embodiment shown in Fig. 4, multiple spinning-nozzles 5 with parallel to each other and
The most rows of mode is maintained on spinning manifold 3.Each in spinning-nozzle 5 passes through
Multiple distribution lines 31 are connected to spinning pump 29.Spinning pump 29 is configured to many pumps, and directly
It is connected to melt supply department 4.Spinning pump 29 is driven via pump driver 30.Spinning pump
29 are held together in the spinning manifold 3 of heating with spinning-nozzle 5 with distribution line 31.
Such device for spinning 1 is to be given by way of example.Thus, the spinning more than four
Nozzle can also be maintained at the downside of spinning manifold in the way of layout is embarked on journey or is arranged to zigzag
On.
It is arranged in the chilling apparatus 2 below device for spinning 1 and there is quenching case 7, this quenching case 7
Whole length along spinning manifold 3 extends.Multiple chilling rolls 9 and multiple pipe box cylinder 11
It is integrated in the way of coaxial with spinning-nozzle 5 inside quenching case 7.Exemplary according to Fig. 1
Embodiment, the structure of quenching case 7 is similarly formed as two parts, and therefore chilling roll 9 keeps
In cooling chamber 10, pipe box cylinder 11 is maintained in dispensed chambers 12.Cooling chamber 10 He
Dispensed chambers 12 is separated from one another by separating plate 13, and this separating plate 13 has multiple opening,
The plurality of opening long filament in the region of chilling roll 9 passes.
Multiple cooling tubes 16 are maintained at the downside of quenching case 7 in the way of extending chilling roll 9
On 34.Cooling tube is formed in the way of identical with the exemplary embodiment of Fig. 1, and has gas
The permeable cylinder wall of body 17.
Being disposed with stuffer 8 on the upside 33 of quenching case 7, this stuffer 8 is by multiple fillings
Part plate constitutes and seals the upside 33 of quenching case 7.
Quenching case 7 is maintained at framework by two lifting cylinders 32.1 and 32.2 (here not to be had
Illustrate in greater detail) in, and can guide as required via lifting cylinder 32.1 and 32.2
To operating position and maintenance position.In the diagram, quenching case 7 is illustrated at operating position.
In maintenance position, quenching case 7 remains with spinning-nozzle 5 in a distance.
Thus, according to the present invention for melt spinning and Fig. 4 of the equipment of cooling synthetic filaments
Shown exemplary embodiment is particularly suited for producing the filament group with high long filament uniformity.
The synthetic filament having been illustrated with thus producing is particularly suitable in deformation process carrying out further
Process, in order to next produce dyed fabric.
Reference numerals list
1 device for spinning
2 chilling apparatus
3 spinning manifolds
4 melt supply departments
5 spinning-nozzles
6 nozzle plates
7 quenching casees
8 stuffers
9 chilling rolls
10 cooling chamber
11 pipe box cylinders
12 dispensed chambers
13 separating plates
14 interface channels
15 cooling air source
16 cooling tubes
17 cylinder walls
18 long filaments
19 blowing walls
20 sleeve wall
21 nozzle openings
Kong Yuan inside 22
Kong Yuan outside 23
Passage is distributed inside 24
Passage is distributed outside 25
26 melt inlets
27 entrance sides
28 extrusion sides
29 spinning pumps
30 pump drivers
31 distribution lines
32.1,32.2 lifting cylinders
On the upside of in the of 33
On the downside of in the of 34
The anchor portion of 35 cooling tubes
Claims (11)
1., for melt spinning and an equipment for cooling synthetic filaments, it has device for spinning (1)
With chilling apparatus (2), described device for spinning (1) has and spins at least one extruding long filament
Silk nozzle (5), described chilling apparatus (2) has at least one chilling roll (9), described extremely
A few chilling roll (9) has the gas being coaxially arranged with described spinning-nozzle (5) can
The blowing wall (19) of infiltration, wherein said chilling roll (9) is arranged in quenching case (7),
Described quenching case (7) be connected to cool down air source (15), and wherein cooling tube (16) with
The mode extending described chilling roll (9) is maintained at the outside of described quenching case (7), with shape
Cooling section after one-tenth,
It is characterized in that,
Described cooling tube (16) has the cylinder wall (17) of gas-permeable, described cylinder wall (17)
Length in described quenching case (7) outside is in the range of 150mm to 500mm.
Equipment the most according to claim 1,
It is characterized in that,
It is 150mm that described cooling tube (16) is arranged in described spinning-nozzle (5) lower section scope
Distance to 350mm.
Equipment the most according to claim 1 and 2,
It is characterized in that,
The anchor portion (35) towards described quenching case (7) of described cooling tube (16) interior
Footpath (D) is in 10mm's to 30mm bigger than the cladding diameter (B) of the endless tow entered
In the range of.
Equipment the most according to claim 1 and 2,
It is characterized in that,
It is coaxially arranged short between described chilling roll (9) and described cooling tube (16)
Pipe box cylinder (11), described pipe box cylinder (11) has the impermeable sleeve wall of gas (20),
Described pipe box cylinder (11) forms short intercooling in the inner side of described quenching case (7) or outside
Section.
Equipment the most according to claim 1 and 2,
It is characterized in that,
Described spinning-nozzle (5) has nozzle plate (6), and described nozzle plate (6) has two
The Kong Yuan (22,23) arranged concentrically, described Kong Yuan (22,23) have multiple nozzle and open
Mouthful (21), and the nozzle opening (21) of the Kong Yuan (22) of inner side and the Kong Yuan (23) in outside
Nozzle opening (21) by angle skew in the way of be arranged on described nozzle plate (6).
Equipment the most according to claim 5,
It is characterized in that,
The entrance side (27) of described nozzle plate (6) is formed arrange in a star fashion many
Individual distribution passage (24,25), described distribution passage (24,25) is by described nozzle opening (21)
The central melt entrance (26) being connected in described spinning-nozzle (5).
Equipment the most according to claim 6,
It is characterized in that,
Be assigned to the distribution passage (24) of the Kong Yuan (22) of described inner side and be assigned to described outside
The distribution passage (25) of the Kong Yuan (23) of side is formed with equal length.
Equipment the most according to claim 5,
It is characterized in that,
A diameter of at least 50mm of the Kong Yuan (22) of the described inner side on described nozzle plate (6).
Equipment the most according to claim 1 and 2,
It is characterized in that,
Described quenching case (7) has cooling chamber (10) and is connected to described cooling chamber (10)
Dispensed chambers (12), described chilling roll (9) is arranged in described cooling chamber (10),
And described dispensed chambers (12) is connected to described cooling air source (15).
Equipment the most according to claim 1 and 2,
It is characterized in that,
Described device for spinning (1) has multiple spinning-nozzle (5), described chilling apparatus (2)
Multiple chilling rolls (9) be assigned to the plurality of spinning-nozzle (5), described chilling roll
(9) described quenching case (7) inner side it is arranged in together, and under described quenching case (7)
Multiple cooling tube (16) is maintained on side (34).
11. equipment according to claim 1 and 2,
It is characterized in that,
Described quenching case (7) can be formed in the way of regulating by height.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210131406.4A CN103374762B (en) | 2012-04-26 | 2012-04-26 | For melt spinning and the equipment of cooling synthetic filaments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210131406.4A CN103374762B (en) | 2012-04-26 | 2012-04-26 | For melt spinning and the equipment of cooling synthetic filaments |
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| Publication Number | Publication Date |
|---|---|
| CN103374762A CN103374762A (en) | 2013-10-30 |
| CN103374762B true CN103374762B (en) | 2016-12-21 |
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| CN201210131406.4A Active CN103374762B (en) | 2012-04-26 | 2012-04-26 | For melt spinning and the equipment of cooling synthetic filaments |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014014728A1 (en) * | 2014-10-04 | 2016-04-07 | Oerlikon Textile Gmbh & Co. Kg | Melt spinning apparatus |
| CN105648551B (en) * | 2014-11-27 | 2019-03-26 | 日本Tmt机械株式会社 | Melt spinning device and silk thread cover |
| CN106400141B (en) * | 2016-11-15 | 2019-05-07 | 东华大学 | A kind of static pressure melt spinning device |
| CN106555276B (en) * | 2016-12-02 | 2019-03-15 | 武汉纺织大学 | A kind of device and method carrying out electrostatic spinning using melt-blown micro fibre |
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| US4687610A (en) * | 1986-04-30 | 1987-08-18 | E. I. Du Pont De Neumours And Company | Low crystallinity polyester yarn produced at ultra high spinning speeds |
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