CN106488999A - Method and apparatus for producing synthesis full-drawn yarn - Google Patents
Method and apparatus for producing synthesis full-drawn yarn Download PDFInfo
- Publication number
- CN106488999A CN106488999A CN201580036929.2A CN201580036929A CN106488999A CN 106488999 A CN106488999 A CN 106488999A CN 201580036929 A CN201580036929 A CN 201580036929A CN 106488999 A CN106488999 A CN 106488999A
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- China
- Prior art keywords
- seal wire
- yarn
- rolle rsleeve
- rolle
- rsleeve
- Prior art date
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Classifications
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- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
- D02J1/00—Modifying the structure or properties resulting from a particular structure; Modifying, retaining, or restoring the physical form or cross-sectional shape, e.g. by use of dies or squeeze rollers
- D02J1/22—Stretching or tensioning, shrinking or relaxing, e.g. by use of overfeed and underfeed apparatus, or preventing stretch
- D02J1/227—Control of the stretching tension; Localisation of the stretching neck; Draw-pins
-
- 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
- D01D5/12—Stretch-spinning methods
- D01D5/16—Stretch-spinning methods using rollers, or like mechanical devices, e.g. snubbing pins
-
- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02J—FINISHING OR DRESSING OF FILAMENTS, YARNS, THREADS, CORDS, ROPES OR THE LIKE
- D02J1/00—Modifying the structure or properties resulting from a particular structure; Modifying, retaining, or restoring the physical form or cross-sectional shape, e.g. by use of dies or squeeze rollers
- D02J1/22—Stretching or tensioning, shrinking or relaxing, e.g. by use of overfeed and underfeed apparatus, or preventing stretch
- D02J1/228—Stretching in two or more steps, with or without intermediate steps
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Abstract
The present invention relates to the method for synthesis full-drawn yarn (FDY) is produced by drawing-off and lax new yarn.Spinning yarn be spun device and chiller cooling and solidification after as yarn sheet by concentrated vectoring on the circumference of multiple powered seal wire rolle rsleeves.Yarn passes through<360 ° of part wrapping contact seal wire rolle rsleeve, is heat-treated on the surface of seal wire rolle rsleeve, and at least relies on the speed difference between described seal wire rolle rsleeve freely to be guided.According to the present invention, in order to produce the yarn being capable of high quality stains, yarn is drafted in free tension section between the first heated godet sleeve and the second heated godet sleeve, it is directed in the first free slack strand between the second heated godet sleeve and the 3rd heated godet sleeve afterwards and lax, and be directed in the second free slack strand between the 3rd seal wire rolle rsleeve and the 4th seal wire rolle rsleeve and lax.For the lax yarn through drawing-off, yarn is heat-treated using total contact length on seal wire rolle rsleeve, and total contact length is more than the free length of yarn of slack strand with 3 to 7 multiple scope.Second, third and the 4th seal wire rolle rsleeve are heated to scope and are 120 DEG C to 220 DEG C, preferably 150 DEG C to 250 DEG C of surface temperature.
Description
Technical field
The present invention relates to according to claim 1 preamble for the yarn production by drawing-off and lax new spinning
The method of synthesis full-drawn yarn, and according to Claim 8 preamble for the yarn by drawing-off and lax new spinning
Line produces the equipment of synthesis full-drawn yarn.
Background technology
When producing synthetic threads in melt spinning process, the yarn of new spinning is after cooling in order to be further processed
Guide on the assembly of the multiple godets with powered seal wire rolle rsleeve preferably as yarn sheet.Here the leading of godet
Roll dies sleeve may be implemented such that and can heat or not heat, thus extraction, drawing-off and lax yarn after spinning
Line.Particularly produce full-drawn yarn (FDY) situation in, two kinds of different extractions and drawing-off spinning the method for yarn and dress
Put is known in the prior art.In the prior art, yarn sheet is directed, and partly surrounds godet set in every case
On the surface of cylinder.It is thus able to advantageously avoid seal wire rolle rsleeve to have big projection and multiple wrapping so that heated godet
Sleeve needs less energy.
For example, the method for the type and the equipment of the type are known in WO2013/020866A1.Known method and known
Equipment be based on yarn be drawn out of after spinning, drawing-off and lax, not through moistening or through slight moistening.At this
Aspect, yarn as yarn sheet on the circumference of powered seal wire rolle rsleeve by concentrated vectoring to have<360 ° of part bag
Around.For drawing-off and lax, seal wire rolle rsleeve is implemented to heat, wherein, projection length on seal wire rolle rsleeve
It is substantially and determined by the quantity of yarn and yarn space.Between this, there is the leading closely of relative small circumferential area
Roll dies sleeve is achieved.
The so-called dyeability of fiber is used as to measure the quality of the full-drawn yarn producing in subsequent treatment.Require with the party
Formula forms fabric weaving in further processing and weaves cotton cloth so that being not in uneven during dyeing.But, the dyeing of yarn
Property require comprise in the yarn each long filament display absorb dye pigment same capabilities.Therefore, in uniform treatment yarn sheet
All long filaments are of crucial importance in producing full-drawn yarn.In like fashion, even little dissimilarity in the molecular structure of long filament is to equal
Even colored yarn has harmful effect.During the scrambling of the type appears in drawing-off or during subsequent relaxation yarn.
In the case of lax yarn, lax yarn is used for reducing the internal stress in molecular structure, is also known as so-called shrink process,
The strand of thread material is brought into end-state.In this respect, chromatic quality is acted on institute in an uniform manner
There is the appreciable impact of the post processing on drafting.But, Yarn relaxation depends on number of yarns, produces delicate yarns especially quick
Sense.
Content of the invention
Therefore, the purpose of the present invention is to improve the method for universal class and the equipment of universal class so that producing yarn sheet
Period, in the way of independent of the count of yarn, each yarn after relaxing can be set as thering is to the greatest extent may be used of high-quality coloring
Can identical physical attribute.
Another object of the present invention is to providing the equipment of a kind of method of universal class and universal class, rely on this,
Stable yarn guiding and yarn treatment can be used in drying yarn and moistening yarn.
According to this purpose of the present invention by there is the method for feature as claimed in claim 1 and by having as claim
The equipment of 8 feature is realized.
It is to be limited by every technical characteristic of associated dependent claims and the combination of technical characteristic that the present invention is advantageously improved
Fixed.
The specific advantages that the present invention has are, yarn is immediately subjected to strengthen heat treatment after drawing-off, and this is beneficial to reduce
Internal stress in the molecular structure of long filament.In like fashion, yarn is guided on the surface of seal wire rolle rsleeve of three heating,
Between seal wire rolle rsleeve, the latter surrounds short slack strand.On the one hand it is thus possible to carry out very on the circumference of seal wire rolle rsleeve
Stable yarn guiding, on the other hand, does not have what substantive cooling stage occurred in slack strand freely to guide in length of yarn.Especially
In order to produce yarn with the count of yarn by a relatively large margin, free slack strand is limited in total contact length in lax period
One ratio.In like fashion, can produce in optimal yarn qualities of lax period and be more than pine in the total contact length for heat treatment
The multiple of the free length of yarn of relaxation section is in 3 to 7 region of scope.Three seal wire rolle rsleeves are the composition portions of contact length
Point, the surface temperature of three seal wire rolle rsleeves is in 120 DEG C to 250 °C of scope, preferably 150 DEG C to 250 DEG C, depending on yarn
Polymeric material and the count of yarn selecting temperature range.
For this reason, the first seal wire rolle rsleeve and the second seal wire rolle rsleeve are had according to the equipment of the present invention, have for complete
The drawing-off spacing of drawing-off yarn.By the second seal wire rolle rsleeve and by the 3rd downstream seal wire with the first lax spaced apart
Rolle rsleeve, and subsequent relaxation is executed by the 4th downstream seal wire rolle rsleeve with the second lax spaced apart, wherein, between relaxing
Away from the diameter being all less than adjacent seal wire rolle rsleeve with 3 to 7 multiple scope.Thus, or even in the circumference speed higher than 4000m/min
Under degree, the suitable holdup time for heat treatment with the yarn sheet of multiple yarns can be realized for each count of yarn.Additionally,
In slack strand compare the shorter free length of yarn of contact length be beneficial to yarn temperature control aspect uniformity.
In order to the temperature control of the endless tow in yarn as quick as possible and sustainable to obtain first break draft yarn, preferably
The modification of implementation, wherein, in the first free slack strand between the second seal wire rolle rsleeve and the 3rd seal wire rolle rsleeve
Yarn is guided by the yarn tension being generated by differential speeds.Select the first free slack strand yarn tension so that yarn according to
It is directed as far as possible by its endless tow, to be bearing in belt-like fashion on the surface of seal wire rolle rsleeve.The yarn of the type
Line tension can from 50m/min to 400m/min, the less speed difference of scope generates.
It is beneficial to the reduction of internal stress in the endless tow of yarn by the modification of method, in the method, with basic no-station pole canopy
Mode guides the yarn in the second slack strand between the 3rd seal wire rolle rsleeve and the 4th seal wire rolle rsleeve.In like fashion, preferably
Operate the 3rd seal wire rolle rsleeve and the 4th seal wire rolle rsleeve and no any speed difference.
It has been proved that the reduction of internal stress even can improve, because yarn relies on the 4th to lead after relaxation in yarn
The overfeeding of roll dies sleeve is directed with respect to downstream godet and/or with respect to winding machine.Thus the complete of lower shrinkage can be produced
Drafting silk.
In a further modification of the method, the yarn being used for consolidating drawing point is heated to lower temperature.For this reason,
First seal wire rolle rsleeve is heated to the surface temperature that scope is 40 DEG C to 80 DEG C.Rely on the drawing-off of the low temperature of the type, lead
The construction stretched a little by local limit, thus can improve the uniformity of drawing-off.First heated godet sleeve and the second heating are led
Yarn between roll dies sleeve is directed with least speed difference of 2000m/min and complete drawing-off in free tension section.
Because the higher peripheral speed life near seal wire rolle rsleeve by drawing-off and lax period godet sleeve
Become air stream strongly, provide, advance to stablize yarn, the yarn for drawing-off is drawn in free tension section
Lead, the scope of the free length of yarn having is 150mm to 350mm, and yarn be directed in for lax slack strand,
So that the scope of free length of yarn is 100mm to 200mm in every case.Verified, yarn is in below 350mm
Do not given any fundamental oscillation by air stream under the clamping length of yarn situation of scope to encourage.Only in longer free length of yarn
Under situation, the aeriferous impact of folder of godet roll surface can cause yarn sheet to vibrate, thus having negative effect to the stability processing.
The specific advantages that equipment according to the present invention provides are to complete drawing-off the first seal wire rolle rsleeve and the second godet
After yarn between sleeve, the strengthening heat treatment for reducing the internal stress in thread material is executed on yarn sheet.For this reason,
Equipment according to the present invention preferably constructs so that the seal wire rolle rsleeve of godet is straight for heat-treated yarns by this way
Footpath aspect is implemented into and is had same size, has the minimum diameter of 220mm.
In order to set shorter free length of yarn in tension section, between the first seal wire rolle rsleeve and the second seal wire rolle rsleeve
Drawing-off spacing be limited to the size from 80mm to 320mm for the scope in the case of equipment according to the present invention.
The full-size that lax spacing between adjacent seal wire rolle rsleeve has is 80mm.Thus realize for full-drawn yarn
Heat treatment seal wire roll assembly closely.
In order to especially not obtain any heat waste in lax period, the improvement of the equipment according to the present invention is particularly advantageous,
Wherein, the thermal insulator with yarn path opening constructs between the first seal wire rolle rsleeve and the second seal wire rolle rsleeve.With this
Mode, the godet roll surface not being heated to low temperature in the high-temperature process of lax period yarn is affected.
For this reason, the second seal wire rolle rsleeve, the 3rd seal wire rolle rsleeve and the 4th seal wire rolle rsleeve and thermal insulator centralized arrangement
So that setting up the stable environment for the yarn that relaxes in a seal wire roller box body.
In order to before drawing-off heat treatment with stable, there is provided the improvement of the equipment according to the present invention, wherein, the first seal wire
Rolle rsleeve is arranged so as to be encapsulated in the second seal wire roller box body.
In order to need execution speed on for drawing-off and lax seal wire rolle rsleeve to set, the first godet set
Cylinder and the second seal wire rolle rsleeve are all allocated separately controllable godet driver.In contrast, the 3rd seal wire rolle rsleeve and
4th seal wire rolle rsleeve is allocated and shares godet driver.
Especially for utilizing yarn and for heating the relatively short contact surface between the first seal wire rolle rsleeve of yarn, this
Bright improvement is preferred, and wherein, two guide reels being respectively provided with a powered guide sleeve are in the first seal wire rolle rsleeve
Upstream, be arranged on the approaching side of the first godet.In like fashion, yarn tension can generate in yarn sheet, beneficial to
The strengthening contact of the first heated godet sleeve.Desired yarn tension can be by between guide reel and seal wire rolle rsleeve herein
Diameter difference generate.
Brief description
Refer to the attached drawing, hereafter will be explained in further detail the method according to the invention, and dependence is several according to the equipment of the present invention
Individual example embodiment, wherein：
Fig. 1 schematically illustrates the view of the first example embodiment of the equipment according to the present invention；
Fig. 2 schematically illustrates the plane graph of the seal wire roll assembly of the example embodiment of Fig. 1；
Fig. 3 .1 and Fig. 3 .2 schematically illustrates the seal wire roll assembly of the example embodiment of Fig. 1；
Fig. 4 schematically illustrates the view of another seal wire roll assembly of the example embodiment of Fig. 1.
Specific embodiment
Fig. 1 and Fig. 2 schematically illustrates according to the present invention for the yarn by drawing-off and multiple new spinnings that relax
Produce the first example embodiment of the equipment of synthesis full-drawn yarn.Fig. 1 schematically illustrates the front view of complete device, and Fig. 2 shows
Show the plane graph being arranged for drawing-off and lax seal wire roll assembly to meaning.Not clearly with reference to any accompanying drawing
In the case of, the description below is applied to two accompanying drawings.
Fig. 1 schematically illustrates according to the present invention for producing the example embodiment of the equipment of synthesis full-drawn yarn.Show
Model embodiment has spinning apparatus 1, and it has heating spinning beam 1.1 and is maintained in continuous arrangement many on spinning beam 1.1
Individual spinning jet nozzle 1.2.Spinning jet nozzle 1.2 is sequentially arranged in after each other, to be orthogonal to drawing-off plane so that only one is spinned
Nozzle 1.2 is shown in the schematic diagram of Fig. 1.The spinning jet nozzle 1.2 of spinning beam 1.1 downside is attached to melting charging 1.3, wherein,
Melting distribution system is made up of spinning pump and distribution line, is arranged in spinning beam 1.1.
Chiller 2 is arranged on below spinning apparatus 1, and chiller 2 is in a vertical manner under each spinning jet nozzle 1.2
Side, forms the psychrophore 2.1 being arranged in blower room 2.2.In this example embodiment, psychrophore 2.1 is by having and can ooze
The cooling cylinder of transmural constructs so that the cooling air leaving blower room 2.2 will be new to interior side impact from outside in a radial manner
The endless tow spun.Blower room 2.2 relies on air connector 2.3 to be attached to cooling air source (not shown herein).
Multiple collection yarn guides 3 for collecting long filament are spinned by spinning jet nozzle 1.2, so that in every case
Form a yarn being arranged on chiller 2 lower section.
Enter in device 21 in yarn, yarn is collected with the mutual spacing that processes, and yarn enters device 21 and is arranged on collection
Below yarn guide 3.Yarn enters device 21 and defines bleeding point, in this bleeding point, yarn in the case of yarn breakage
It is transported to vacuum equipment.Yarn enters device 21 and forms interface, seal wire between the seal wire roll assembly in spinning apparatus and downstream
Roll assembly has for being extracted out, multiple godets of the yarn of drawing-off and lax new spinning.
As shown in the example embodiment of Fig. 1, it is arranged to close to each other to form multiple godets 4.1 that yarn is advanced
To 4.4 downstreams being arranged in yarn entry device 21.Additional reference Fig. 2, is used for seal wire roll assembly is explained further.
As being obtained from Fig. 1 and Fig. 2, godet 4.1 to 4.4 is respectively provided with one and is maintained at the prominent of component walls 10 front side
The seal wire rolle rsleeve 5.1 to 5.4 going out.Seal wire rolle rsleeve 5.1 to 5.4 relies on drive shaft (herein not illustrating in more detail) connection
To a godet motor 6.1 to 6.4.In like fashion, the first seal wire rolle rsleeve 5.1 is driven by godet motor 6.1, its
In, godet motor 6.1 distributes drive control device 7.1.Therefore, the second seal wire rolle rsleeve 5.2 is operated alone by same distribution
Second godet motor 6.2 of controller 7.2 drives.
3rd seal wire rolle rsleeve 5.3 is attached to the 3rd godet motor 6.3, and the 4th seal wire rolle rsleeve 5.4 is attached to
Four godet motor 6.4, wherein, two godet motor 6.3 and 6.4 connect to common drive controller 7.3.
As can especially be obtained from the schematic diagram of Fig. 2, godet 4.1 to 4.4 is respectively provided with single heater element 8.1
To 8.4, heater element 8.1 to 8.4 distribute to seal wire rolle rsleeve 5.1 to 5.4 and rely on single heating controller 9.1 to
9.3 is controllable.
Godet motor 6.1 to 6.4 is electronic clockwise by a counter clockwise motor and one in every case
Machine alternately forms so that adjacent seal wire rolle rsleeve 5.1 and 5.2 can drive along contrary direction of rotation.It is thus able to make yarn
As yarn sheet 19 concentrated vectoring on the circumference of seal wire rolle rsleeve 5.1 to 5.4, each has part wrapping to line.Depend on
The arrangement of seal wire rolle rsleeve 5.1 to 5.4, part wrapping<360 °, preferred scope, is realized in seal wire to 270 ° for 180 °
Yarn is guided on the circumference of rolle rsleeve 5.1 to 5.4.
As being obtained from the schematic diagram of Fig. 1 and Fig. 2, the seal wire rolle rsleeve 5.2,5.3 of godet 4.2 to 4.4 with
And 5.4 be arranged in seal wire roller box body 11 and be kept to be relevant to environment heat insulation.Seal wire roller box body 11 is led first
There is between roll dies sleeve 5.1 and the second seal wire rolle rsleeve 5.2 entrance opening 12, yarn sheet 19 is directed by entrance opening 12.
Yarn sheet 19 leaves seal wire roller box body 11 by exit opening 13, and exit opening 13 is arranged on the opposition side of seal wire roller box body 11.
As the schematic diagram of Fig. 1 can be obtained from, yarn sheet 19 drawing-off and lax after two guide reels of dependence
14.1 and 14.2 are directed, and two guide reels 14.1 and 14.2 are respectively provided with a powered guide sleeve 15.1 and 15.2.Yarn
Piece relies on after drawing-off that preparation facilitiess 22 are wetted, and preparation facilitiess 22 are arranged in the upstream of guide reel 14.1.Winding device 23
For each yarn, there is a process conduit (not shown herein), for the long filament of independent entangled yarn, thus uniformly applying
Prepare and be used for form yarn locking, winding device 23 is arranged in the further process between guide reel 14.1 and 14.2.
In the ending processing, yarn is transported to winding machine, in order that each yarn is wound to form parcel.Winding
Machine (not shown in this example embodiment) can comprise one group or multigroup winding position so that multiple yarn is wound simultaneously
To form parcel.
Fig. 1 and Fig. 2 diagram example embodiment in the case of, by spinning jet nozzle 1.2 by be delivered to melting charging 1.3
Polymer generate multiple polyfilament yarns concurrently with each other, preferably rely upon extruder.Fig. 1 illustrates the long filament 20 of one of yarn,
Rely on distribution to the collection yarn guide 3 collection long filament of spinning jet nozzle 1.2 to form a yarn.Ten, 12 or
Person be even more used for spinning yarn spinning jet nozzle can be arranged in spinning beam 1 downside, for example, in order to produce a yarn sheet
Yarn.But, also there is a possibility that to adopt so-called two-strand yarn nozzle herein, in this case two yarns simultaneously from
One spinning jet nozzle extrusion.
One denier filament cooled down and be collected so as in every case formed a yarn, be used for into
The yarn sheet 19 that one step is processed is conducted through yarn with short mutual space and enters device 21.So parallel yarn sheet
19 yarn is initially accepted by the first seal wire rolle rsleeve 5.1 of the first godet 4.1.First seal wire rolle rsleeve 5.1 relies on distribution
Heater element 8.1 be heated to the surface temperature from 40 DEG C to maximum 80 DEG C for the scope.In this respect, heated yarn sheet, yarn sheet
Keep just below glass transition temperature.First seal wire rolle rsleeve is to be driven more than the peripheral speed of 1500m/min scope.For
The draw length of free yarn guiding constructs between the first seal wire rolle rsleeve 5.1 and the second seal wire rolle rsleeve 5.2.Yarn sheet 19 exists
By complete drawing-off in draw length, wherein, with more than 3500m/min, the peripheral speed operation preferably beyond 4000m/min scope
Second seal wire rolle rsleeve 5.2.When compared to the first seal wire rolle rsleeve 5.1, the second seal wire rolle rsleeve 5.2 has in its surface
Substantially higher surface temperature.In like fashion, seal wire rolle rsleeve 5.2 is heated beyond 120 DEG C to 220 DEG C, preferably 150 DEG C extremely
250 DEG C of temperature range.Thus, in the molecular structure starting heat treatment immediately to eliminate long filament after drawing-off yarn sheet 19
Internal stress.Yarn sheet is heat-treated in multiple stages with the yarn that relaxes.Thus, the 3rd seal wire rolle rsleeve 5.3 and the 4th godet set
Cylinder 5.4 is equally heated to 120 DEG C to 220 DEG C, preferably 150 DEG C to 250 DEG C of surface temperature range.For the guiding of free yarn
First slack strand construct between the second seal wire rolle rsleeve 5.2 and the 3rd seal wire rolle rsleeve 5.3.Second slack strand is arranged on
Between three seal wire rolle rsleeves 5.3 and the 4th seal wire rolle rsleeve 5.4.
In order to visualize total contact of the free length of yarn in the slack strand and explanation yarn during heat treatment
Length, with reference to the image of Fig. 3 .1 and 3.2.Fig. 3 .1 and 3.2 image in, rely on being mutually arranged of godet schematically illustrate
Godet 4.1 to 4.4.Herein, the yarn illustrating yarn sheet 19 in Fig. 3 .1 in combination is advanced, wherein, the first godet set
Tension section between cylinder 5.1 and the second seal wire rolle rsleeve 5.2 is represented by capital S.First slack strand is by capital R1Table
Show, and construct between the second seal wire rolle rsleeve and the 3rd seal wire rolle rsleeve 5.3.Second slack strand is by reference marker R2Table
Show, and extend between seal wire rolle rsleeve 5.3 and 5.4.Tension section and slack strand refer to free length of yarn herein, set up
The incision of the yarn to adjacent seal wire rolle rsleeve before dispersal point (run-offpoint) on the circumference of seal wire rolle rsleeve
Point (run-up point).
The contact length related to the heat treatment on seal wire rolle rsleeve 5.2,5.3 and 5.4 is by reference marker K1、K2And
K3Represent.Herein, K1Illustrate and guided on the circumference of the second seal wire rolle rsleeve 5.2 with the way of contact from point of penetration to dispersal point
Yarn length of yarn.Correspondingly, K2Refer to the contact length of yarn on the 3rd seal wire rolle rsleeve 5.3, equal to a yarn
Spooling length, K3Refer to the contact length on the 4th seal wire rolle rsleeve 5.4.
Thus the total contact length for the yarn that relaxes is produced from K1、K2And K3Summation.Thus total contact length KgesFor
Kges=K1+K2+K3.
In order to beyond 4000m/min scope for produce complete drawing-off textile yarn usual peripheral speed under in institute
Have in long filament to obtain and uniformly relax and corresponding reduction stress, wherein, the quantity of the long filament of each yarn is arbitrary, selects to lead
Slack strand between roll dies sleeve is so that total contact length K of yarngesSlack strand R is more than with 3 to 7 multiple scope1And R2's
Free length of yarn.Thus：
3x(R1+R2)<Kges<7x(R1+R2)
In order to reduce the planted agent creating in molecular structure during drawing-off yarn in yarn count range as big as possible
Power, total contact length is chosen as the scope of 1000mm to 2500mm.But, the slack strand between two godets preferably limits herein
It is made as the maximum length of yarn of 200mm.
In this example embodiment slack strand R1And R2It is configured with same size.But, in principle, slack strand R1And R2
Also exist and be configured with various sizes of probability.In this example embodiment, for slack strand R of free yarn guiding1
And R2The scope of 100mm to 200mm can be embodied as.Thus the relatively uniform yarn in whole relaxation area of yarn can be maintained
Line temperature.
Pure spacing between seal wire rolle rsleeve is illustrated in Fig. 3 .2.In like fashion, between seal wire rolle rsleeve 5.1 and 5.2
Away from referred to as drawing-off spacing, represented by capitalization GS.Between second seal wire rolle rsleeve 5.2 and the 3rd seal wire rolle rsleeve 5.3
One lax spacing is by reference marker GR1Represent.Set up the between seal wire rolle rsleeve 5.3 and 5.4 second lax spacing to be expressed as
GR2.
It is used for drawing-off and the godet of lax heating is each implemented as thering is same size in this example embodiment
Sleeve diameter.In like fashion, in Fig. 3 .2, the diameter of seal wire rolle rsleeve 5.2 and 5.4 has inputted, in an exemplary fashion using ginseng
Examine labelling D.
In order to strengthen the heat treatment on the surface of seal wire rolle rsleeve 5.2,5.3 and 5.4, seal wire rolle rsleeve has 220mm's
Minimum diameter, wherein, lax spacing GR1Or GR2It is less than the diameter D of seal wire rolle rsleeve with 3 to 7 multiple scope.Following ratio
It is suitable for：
D/7<GR1<D/3 and D/7<GR2<D/3.
Depending on the arrangement of godet, lax spacing G between seal wire rolle rsleeve 5.2 and 5.3 and between 5.3 and 5.4R1
And GR2It is embodied as the scope of 30-80mm.
In order to obtain yarn guiding as stable as possible, especially when drawing-off yarn, draw length S is done so as to its quilt
It is limited in the scope of 100mm to 350mm.Thus between the drawing-off between the first seal wire rolle rsleeve 5.1 and the second seal wire rolle rsleeve 5.2
Away from the size having 80mm to 320mm scope.
In order to obtain quick and strengthening heating in the case of the multistage heat treatment for the yarn that relaxes, with friction speed
Guide the first slack strand R1In yarn sheet to generate yarn tension.In this respect, the first free slack strand is utilized, and is basically used for
Make the temperature in endless tow thermal homogenizing.The second slack strand R between the 3rd seal wire rolle rsleeve and the 4th seal wire rolle rsleeve2In
The basic reduction executing internal stress.For this reason, yarn is guided in basic no-station pole canopy mode, wherein, the circumference of two seal wire rolle rsleeves
Speed is preferably implemented as with formed objects.In order to persistently reduce stress therein, the peripheral speed of the 4th seal wire rolle rsleeve 5.4
It is preferably selected to the peripheral speed of the downstream guide sleeve 15.1 more than subsequent boots roller 14.1.In this respect, yarn sheet is pointed to
There are the downstream processes of slight overfeeding.
In further process, the yarn of yarn sheet 19 after reducing stress by preparation facilitiess 22 by fluid moistening, with
Each it is entangled to winding device 23 afterwards.
The method according to the invention and according to the equipment of the present invention particularly advantageous be suitable for production there are delicate yarns
The full-drawn yarn (FDY) of number.Polyester and polyamide can act as thread material herein.
In the case of the example embodiment according to the equipment of the present invention of Fig. 1 and Fig. 2 diagram, yarn after cooling by
Drawing-off, for drawing-off in basic dry type state.But, in principle, also there is such somewhat application and preparation：Low contain
The water yield applies the yarn to after cool down.
The example embodiment being illustrated in the seal wire roll assembly of Fig. 1 and Fig. 2 is equally exemplary.For example, Fig. 4 illustrates seal wire
Another example embodiment of roll assembly, can be using below the spinning apparatus according to the example embodiment of Fig. 1.Real in this demonstration
Apply in example, two guide reels 14.1 and 14.2 are arranged at the entrance area in the first godet 4.1 front, are respectively provided with one and are driven
Guide sleeve 15.1 and 15.2.Guide sleeve 15.1 and 15.2 diametrically be each implemented as less than seal wire rolle rsleeve 5.1 to
5.4.Guide sleeve 15.1 and 15.2 is embodied as not heatable.Pretension on yarn sheet 19 passes through guide sleeve 15.1 and 15.2
Generate, so that the strengthening contact obtaining on the circumference of the first seal wire rolle rsleeve 5.1.In this respect, for controlling first
The strengthening contact of the temperature of yarn sheet 19 on seal wire rolle rsleeve 5.1 can be given birth to by the type guide reel is arranged in upstream
Become.
In the case of being illustrated in the example embodiment of Fig. 4, the first seal wire rolle rsleeve 5.1 of godet 4.1 is arranged in
In one seal wire roller box body 16, seal wire rolle rsleeve 5.2 to 5.4 is arranged in the second seal wire roller box body 11, wherein, seal wire roller box body 11
With respect to environment, there is thermal insulator 17.Seal wire roller box body 11 and 16 forms a unit and by leading to of guiding for yarn
Road opening 18 is connected with each other.
For yarn guiding, seal wire roller box body 16 has slit-like entrance opening 12, seal wire roller box body 11 in upside in addition
In downside, there is slit-like exit opening 13.In order that the yarn sheet marching to seal wire roller box body 16 avoids by while entering
Through prevailing in seal wire roller box body 16 within air flow effects, entrance opening 12 is assigned the inside positioned at seal wire roller box body 16
Baffle plate 24.Enter baffle plate 24 and there is free end, this free end is terminated at before seal wire rolle rsleeve 5.1 with smaller spacing
Face.In this respect, entrance on the circumference of the first seal wire rolle rsleeve 5.1 for the yarn sheet 19 and incision are blocked and from carrying air secretly
Stream impact.
First shutter 25.1 is arranged in the first seal wire rolle rsleeve 5.1 and second godet of two godets 4.1 and 4.2
In yarn transition point between sleeve 5.2.Shutter 25.1 remains has short spacing away from free tension section, to be basically parallel to
Free tension section is so that yarn sheet 19 is blocked and from air flow effects.
In the way of similar shutter 25.1, more shutters 25.2 and 25.3 be arranged on seal wire rolle rsleeve 5.2 and 5.3 it
Between and seal wire rolle rsleeve 5.3 and 5.4 between.Shutter 25.2 and 25.3 equally extends substantially across seal wire rolle rsleeve 5.2 and 5.3
And the whole slack strand between 5.3 and 5.4.Shutter 25.1 to 25.2 is arranged to project (not more detailed herein in component walls
Ground diagram) on, and extend parallel to seal wire rolle rsleeve 5.1 to 5.4.
Exit plate 26 is allocated the exit opening 13 to seal wire roller box body 11, and the free end of exit plate 26 is in godet
Extend by sleeve 5.4 side.Exit plate 18 projects past the projection length of seal wire rolle rsleeve 5.4 substantially, and forms yarn guiding
Section is so that leave the yarn of the yarn sheet 19 of seal wire rolle rsleeve 5.4 to be blocked and the impact from internal air stream compared with short spacing.
In this respect it is ensured that drawing-off and lax during stable guiding yarn.Even sensitive yarn the finest can be generated
Number is to form high-quality full-drawn yarn.
The method according to the invention and a large amount of yarn of parallel production, described yarn are particularly suitable for according to the equipment of the present invention
There is essentially identical physical attribute.
Claims (17)
1. a kind of method for synthesizing full-drawn yarn (FDY) by the yarn production of drawing-off and lax new spinning, described
In method, the yarn of spinning after cooling and solidification as yarn sheet on the circumference of multiple powered seal wire rolle rsleeves quilt
Concentrated vectoring；In the process, described yarn contacts described seal wire rolle rsleeve by the part wrapping less than 360 °；Described
In method, described yarn is heat-treated on the surface of described seal wire rolle rsleeve；And in the process, described godet set
Cylinder between described yarn freely guided at least through the speed difference between described seal wire rolle rsleeve it is characterised in that
Described yarn between first heated godet sleeve and the second heated godet sleeve is drafted in free tension section, described
Yarn is directed between described second heated godet sleeve and the 3rd heated godet sleeve in the first free slack strand
And lax, and it is directed in the second free slack strand between described 3rd seal wire rolle rsleeve and the 4th seal wire rolle rsleeve
And lax, wherein, in order to relax, drafted yarn is heat-treated using total contact length on seal wire rolle rsleeve, described
Total contact length is more than the free length of yarn of described slack strand with 3 to 7 multiple scope, and wherein, described second, third
It is heated to scope with the 4th seal wire rolle rsleeve and be 120 DEG C to 220 DEG C, preferably 150 DEG C to 250 DEG C of surface temperature.
2. method according to claim 1 is it is characterised in that described yarn is in described second seal wire rolle rsleeve and described
Guided by the minimum yarn tension being produced by speed difference in the first free slack strand between three seal wire rolle rsleeves.
3. method according to claim 2 is it is characterised in that open to generate described minimum yarn on described yarn sheet
Power, the peripheral speed of described 3rd seal wire rolle rsleeve be configured to so that 50m/min fast with respect to the second seal wire rolle rsleeve extremely
400m/min.
4. according to the method in any one of claims 1 to 3 it is characterised in that described yarn is in described 3rd godet
It is directed in no-station pole canopy mode in the second slack strand between sleeve and described 4th seal wire rolle rsleeve.
5. method according to any one of claim 1 to 4 it is characterised in that described yarn before drawing-off by institute
The surface temperature stating 40 DEG C to 80 DEG C of the first seal wire rolle rsleeve accepts Grape berry.
6. method according to any one of claim 1 to 5 is it is characterised in that described yarn is in free tension Duan Zhongwei
Drawing-off and be directed with the free length of yarn in the range of 150mm to 350mm, and described yarn is in each case
It is directed with the free length of yarn in the range of 100mm to 200mm in described slack strand.
7. method according to any one of claim 1 to 6 it is characterised in that described yarn after relaxation with respect to
Downstream guide reel and/or be directed by the overfeeding of described 4th seal wire rolle rsleeve with respect to winding machine.
8. a kind of equipment for synthesizing full-drawn yarn (FDY) by the yarn production of drawing-off and multiple new spinnings that relax, institute
The equipment of stating has the spinning apparatus and chiller for spinning multiple yarns, and described equipment has multiple godets, in institute
State on the driven seal wire rolle rsleeve of multiple godets, described yarn is all drawn by the part wrapping less than 360 ° as yarn sheet
Lead, wherein, described seal wire rolle rsleeve is embodied as individually heating, and wherein, the circumference speed of at least described seal wire rolle rsleeve
Speed difference between degree is can to set it is characterised in that between the first seal wire rolle rsleeve and the second seal wire rolle rsleeve
Constituting has drawing-off spacing, constitutes and have the first lax spacing between described second seal wire rolle rsleeve and the 3rd seal wire rolle rsleeve, and
And between described 3rd seal wire rolle rsleeve and the 4th seal wire rolle rsleeve, composition has the second lax spacing, wherein, in each situation
Lax spacing is shorter than the diameter of adjacent seal wire rolle rsleeve with 3 to 7 multiple scope down.
9. equipment according to claim 8 is it is characterised in that be used for the described of the described godet of yarn described in heat treatment
Seal wire rolle rsleeve is embodied as with same size in diametrically, and has the minimum diameter of 220mm.
10. equipment according to claim 8 or claim 9 is it is characterised in that described first seal wire rolle rsleeve and described second seal wire
The size range that drawing-off spacing between rolle rsleeve has is 100mm to 350mm.
11. equipment any one of according to Claim 8 to 10 are it is characterised in that pine between described seal wire rolle rsleeve
The full-size that relaxation spacing is respectively provided with is 80mm.
12. equipment according to claim 11 are it is characterised in that the lax spacing between described seal wire rolle rsleeve has phase
With or different size.
13. equipment any one of according to Claim 8 to 12 are it is characterised in that have the heat of yarn path opening absolutely
Edge part constructs between described first seal wire rolle rsleeve and described second seal wire rolle rsleeve.
14. equipment any one of according to Claim 8 to 13 are it is characterised in that described second seal wire rolle rsleeve, described
3rd seal wire rolle rsleeve and described 4th seal wire rolle rsleeve are by described thermal insulator centralized arrangement in a seal wire roller box body
In.
15. equipment according to claim 14 are it is characterised in that described first seal wire rolle rsleeve is arranged to be encapsulated in
In two seal wire roller box bodies.
16. equipment any one of according to Claim 8 to 15 are it is characterised in that described first seal wire rolle rsleeve and institute
State the second seal wire rolle rsleeve and be all assigned the godet driver that can individually control, and described 3rd seal wire rolle rsleeve and
Described 4th seal wire rolle rsleeve is assigned shared godet driver.
17. equipment any one of according to Claim 8 to 16 are it is characterised in that in described first seal wire rolle rsleeve
Two guide reels of upstream are arranged on the approaching side of described first godet, and each guide reel is respectively provided with one and powered draws
Guide pin bushing cylinder.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102014010118.5 | 2014-07-08 | ||
| DE102014010118 | 2014-07-08 | ||
| PCT/EP2015/052632 WO2016005063A1 (en) | 2014-07-08 | 2015-02-09 | Method and device for producing synthetic fully drawn yarns |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106488999A true CN106488999A (en) | 2017-03-08 |
| CN106488999B CN106488999B (en) | 2019-01-01 |
Family
ID=52473902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580036929.2A Active CN106488999B (en) | 2014-07-08 | 2015-02-09 | Method and apparatus for producing synthesis full-drawn yarn |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP6580120B2 (en) |
| CN (1) | CN106488999B (en) |
| DE (1) | DE112015003167A5 (en) |
| WO (1) | WO2016005063A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014012145A1 (en) * | 2014-08-14 | 2016-03-03 | Oerlikon Textile Gmbh & Co. Kg | Apparatus for stripping and drawing a plurality of threads |
| DE102016007883A1 (en) | 2016-06-28 | 2017-12-28 | Oerlikon Textile Gmbh & Co. Kg | Device for preparing a plurality of threads |
| JP6998132B2 (en) * | 2017-05-16 | 2022-01-18 | Ｔｍｔマシナリー株式会社 | Thread processing equipment and roller cover |
| CN110997991A (en) * | 2017-08-01 | 2020-04-10 | 欧瑞康纺织有限及两合公司 | Device for producing synthetic threads |
| WO2019034488A1 (en) * | 2017-08-16 | 2019-02-21 | Oerlikon Textile Gmbh & Co. Kg | Method and device for producing a multifilament fully drawn yarn from a polyamide melt |
| DE102021000550A1 (en) | 2021-02-03 | 2022-08-04 | Oerlikon Textile Gmbh & Co. Kg | Process for melt-spinning, stretching and relaxation of synthetic threads and device for carrying out the process |
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| WO2011009498A1 (en) * | 2009-07-24 | 2011-01-27 | Oerlikon Textile Gmbh & Co. Kg | Method for melt-spinning, drawing, and winding a multifilament thread and a device for performing the method |
| CN102471935A (en) * | 2009-07-22 | 2012-05-23 | 欧瑞康纺织有限及两合公司 | Method for removing and drawing a synthetic thread and a device for performing the method |
| WO2013020866A1 (en) * | 2011-08-08 | 2013-02-14 | Oerlikon Textile Gmbh & Co. Kg | Device for melt-spinning, drawing off, stretching, relaxing, and winding a synthetic thread |
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| JPS60134023A (en) * | 1983-12-22 | 1985-07-17 | Toray Ind Inc | Direct spin-draw process for polyester fiber |
| JP2000136433A (en) * | 1998-10-28 | 2000-05-16 | Toray Ind Inc | Direct spinning and drawing of polyester fiber |
| JP5669385B2 (en) * | 2009-12-11 | 2015-02-12 | Ｔｍｔマシナリー株式会社 | Spinning and winding equipment |
| JP5808606B2 (en) * | 2011-03-31 | 2015-11-10 | Ｔｍｔマシナリー株式会社 | Spinning winder |
| JP5968766B2 (en) * | 2012-11-22 | 2016-08-10 | Ｔｍｔマシナリー株式会社 | Spinning and winding equipment |
| JP6133637B2 (en) * | 2013-03-12 | 2017-05-24 | Ｔｍｔマシナリー株式会社 | Spinning and drawing equipment |
| JP5894871B2 (en) * | 2012-06-22 | 2016-03-30 | Ｔｍｔマシナリー株式会社 | Spinning and drawing equipment |
| JP5937945B2 (en) * | 2012-10-12 | 2016-06-22 | Ｔｍｔマシナリー株式会社 | Spinning and drawing equipment |
| CN105593416B (en) * | 2013-10-02 | 2020-08-18 | 欧瑞康纺织有限及两合公司 | Method and device for producing a fully drawn synthetic yarn |
| JP6258698B2 (en) * | 2013-12-26 | 2018-01-10 | Ｔｍｔマシナリー株式会社 | Spinning and drawing equipment |
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2015
- 2015-02-09 DE DE112015003167.7T patent/DE112015003167A5/en not_active Withdrawn
- 2015-02-09 WO PCT/EP2015/052632 patent/WO2016005063A1/en active Application Filing
- 2015-02-09 CN CN201580036929.2A patent/CN106488999B/en active Active
- 2015-02-09 JP JP2017501039A patent/JP6580120B2/en active Active
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| CN88102349A (en) * | 1987-04-06 | 1988-10-26 | 菲尔泰科公司 | The method of production polypropylene yarn and device thereof |
| CN102471935A (en) * | 2009-07-22 | 2012-05-23 | 欧瑞康纺织有限及两合公司 | Method for removing and drawing a synthetic thread and a device for performing the method |
| WO2011009498A1 (en) * | 2009-07-24 | 2011-01-27 | Oerlikon Textile Gmbh & Co. Kg | Method for melt-spinning, drawing, and winding a multifilament thread and a device for performing the method |
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| CN103510233A (en) * | 2012-06-22 | 2014-01-15 | 日本Tmt机械株式会社 | Spun yarn drawing apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| DE112015003167A5 (en) | 2017-03-23 |
| JP6580120B2 (en) | 2019-09-25 |
| CN106488999B (en) | 2019-01-01 |
| JP2017519918A (en) | 2017-07-20 |
| WO2016005063A1 (en) | 2016-01-14 |
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