CN106471169B - For extracting out and the method and apparatus of the multiple new yarns of drawing-off - Google Patents
For extracting out and the method and apparatus of the multiple new yarns of drawing-off Download PDFInfo
- Publication number
- CN106471169B CN106471169B CN201580035915.9A CN201580035915A CN106471169B CN 106471169 B CN106471169 B CN 106471169B CN 201580035915 A CN201580035915 A CN 201580035915A CN 106471169 B CN106471169 B CN 106471169B
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- Prior art keywords
- godet
- yarn
- case
- entrance
- outlet
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Classifications
-
- 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
- D02J1/222—Stretching in a gaseous atmosphere or in a fluid bed
-
- 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
- D01D10/00—Physical treatment of artificial filaments or the like during manufacture, i.e. during a continuous production process before the filaments have been collected
- D01D10/02—Heat treatment
-
- 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
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Abstract
The present invention relates to for extracting out and the method and apparatus of the multiple new yarns of drawing-off, wherein these yarns are guided on the circumferential surface of multiple driven godets sets collectively as yarn sheet.Godet is set in godet case, and wherein yarn is introduced into godet case by least one entrance and is brought out godet case by outlet.In order to steadily obtain thermal environment in godet case as far as possible, according to the present invention, the entrainment air-flow generated by yarn sheet is deflected when entering godet case and/or leaving godet case to leave the yarn freely guided.For this purpose, entrance and/or outlet are designed to for every one thread for non-contact guidance yarn in 10mm2To 20mm2Opening cross-section in range.
Description
Technical field
The present invention relates to for extracting out with the method for the multiple new yarns of drawing-off and for extracting out and the multiple new spinning of drawing-off
The device of line.
Background technique
When by melt-spinning process manufacture synthetic threads, new yarn is after the cooling period and for further processing preferably with yarn sheet
Form is guided in the mechanism of driven godet set related with multiple godets.Here, the godet of the godet
Set can be configured to may or may not be heated so as to extraction, drawing-off and relaxation yarn after yarn.This method and this
Device is for example disclosed by DE102013211809A1.
In the case where known method and known devices, yarn, which is surrounded in the form of yarn sheet with the part less than 360 °, to be driven
By concentrated vectoring on the circumferential surface of dynamic godet set.Godet set can constitute and be arranged in godet case with heating.For this purpose, yarn
Piece is directed into godet case by entrance and is directed out godet case further through outlet.The entrance is so provided and is gone out
Mouthful, that is, yarn sheet can by mutual side by side parallel but it is non-contacting in a manner of be guided.
Here, the air exchange between environment and godet box cavity is inevitable.Especially in full drawing-off yarn
(FDY) surface must be covered in godet in manufacture give strong heat treatment to yarn.In order to which although yarn and godet cover surface
Between contact length it is limited but still obtain sufficiently heat treatment, especially to avoid the yarn line segment freely guided in godet case
Cooling stage.In addition, heat treatment needs stabilization yarn movement and uneven yarn guidance on godet set circumferential surface.
Summary of the invention
Now, the object of the present invention is to provide be used to extract out and the method for the multiple new yarns of drawing-off according to foreword type
And device, the uniform and stable heat treatment to the yarn in godet case can be realized in the method.
Another object of the present invention is to minimize the heat loss in yarn treatment.
The present invention is based on following understanding, and it is relatively high to generate up to 5000m/minute in the manufacture of full drawing-off yarn (FDY)
Yarn speed, so that the yarn sheet being guided in free segment generates relatively strong entrainment air stream.Then, in godet case
There are two kinds of undesirable effects in entrance.So, external air stream is continuously introduced into godet case environment by yarn sheet.It is another
Aspect significantly affects yarn guidance by the generation of entrainment air travels through inlet in yarn sheet environment and yarn falls on godet table in turn
The air turbulence in face.Then, the invention has the advantages that, this detrimental effect is avoided under yarn heat disposition.In this way,
Deflected leave of the entrainment air stream generated when entering godet case and/or leaving godet case by yarn sheet freely guides yarn
Line.
For this purpose, apparatus of the present invention in entrance and/or exit have every one thread 10mm2To 20mm2Opening it is transversal
Face.This opening cross-section relatively selected with the yarn count of yarn can significantly limit air exchange and air is rapid
Stream.
In order to obtain heat treatment consistent as far as possible on every one thread of yarn sheet, yarn, which is preferably parallel to each other, abreast to be drawn
It leads, and is directed over slit in a non contact fashion when entering godet case and/or leaving godet case, slit height exists
Within the scope of 2mm to 5mm.Thus, the entrance and/or outlet have slit, and slit height is within the scope of 2mm to 5mm.Multiple yarns
Line can also then be directed over godet case under yarn stable operation.
For the higher non-contact guidance freedom degree especially obtained when yarn falls and sets, preferably realization following methods become
Type sets yarn sheet and the size of the slit that changes inlet and/or exit when technical process starts to fall at this time.Such one
Come, the outlet on entrance or godet case on godet case can be designed to have biggish opening cross-section.Yarn sheet
Non-contact guidance is guaranteed according to respective working condition by the controllability of the entrance and/or outlet opening cross-section.
Once having formed the yarn tension in yarn sheet, then the entrance or outlet are only adjusted to opening cross-section in work operation
Minimum dimension.
Here, it is preferred that the device of the invention is used in following variant embodiments, wherein the entrance and/or outlet are attached
There is displaceable valve, valve can fall between seated position in the operating position with small open degree and with big open degree
Readjustment section.
Especially in the case where slit-shaped opening cross-section, which preferably has closure edge, and closure edge is parallel to
Slit extends and is configured to laterally be conditioned along slit.
In order to keep the entrainment air stream as caused by godet set circumferential speed to leave the yarn in godet case, preferably
Realize following methods modification, herein, yarn when entering and/or leaving in godet case respectively away from input baffle and/or
The output smaller spacing of baffle one it is guided.
For this purpose, the entrance in the godet case is associated with the input baffle for blocking yarn guidance, in the godet case
Outlet be associated with for block yarn guidance output baffle.The yarn of yarn sheet can then be supplied under yarn stable motion
To the circumferential surface towards yarn entry of godet.
Yarn sheet, which leaves, is associated with the path of the godet of outlet preferably at godet set circumferential surface through output baffle
Free end be blocked, the free end godet set by with smaller side to spacing extend.Then, especially also facilitate yarn sheet at this
It is entered and left in entrance and/or outlet very narrow gap.
Detailed description of the invention
It is described in detail according to the method for the present invention by some embodiments of device through the invention and referring to attached drawing below,
In:
Fig. 1 schematically shows front view first embodiment of a device according to the invention；
Fig. 2 schematically shows the view of the top side of the embodiment of Fig. 1；
Fig. 3 schematically shows the view of the bottom side of the embodiment of Fig. 1；
Fig. 4 schematically shows the front view of another embodiment of the apparatus according to the invention；
Fig. 5 .1 and Fig. 5 .2 schematically show the bottom side of the embodiment of Fig. 4 under variant working condition.
Specific embodiment
Fig. 1 to Fig. 3 is schematically shown according to the present invention for extract and drawing-off more new yarns with several views
The first embodiment of device.Fig. 1 shows the embodiment with front view, the view which is seen from above in Fig. 2 and in Fig. 3
In be shown with the view seen from below.For being not expressly mentioned one width figure of any of them, explanation is suitable for all below
Figure.
First embodiment has a total of four godet 1.1,1.2,1.3 and 1.4, they are mutually arranged side by side and form yarn
It thread path and is held on the front of wall 3.Godet 1.1-1.4 all has godet set 2.1-2.4 outstanding, protrudes and protects
It holds on the front 21 of mounting wall 3, each godet is connected to seal wire roll driving apparatus 11.1-11.4, and setting is being installed
The back side 22 of wall 3.Seal wire roll driving apparatus 11.1,11.2 and 11.3 and 11.4 is especially shown in the view of Fig. 2 and Fig. 3,
They are connected to the set of the godet on the front 21 of mounting wall 3 2.1-2.4.
As that can obtain in the view from Fig. 1 to Fig. 3, the prominent godet set 2.1-2.4 kept is arranged in godet case 4
It is interior.Godet case 4 is maintained on the front 21 of mounting wall 3.Here, godet case 4 covers godet set 2.1-2.4 outstanding,
Wherein, godet case 4 is connected to by pivot 9 in side and there is the pivot of handle 10 in the other side opposite with pivot 9
Door 8 is arranged in front.
Godet case 4 is shown in the front view of Fig. 1, but without door.It shows in working position in figure 2 and figure 3
The godet case for the door closure set.
As that can obtain from the view of Fig. 1 and Fig. 2, godet case 4 has entrance 5 so as to non-contact side in top side 13
Formula guidance includes the yarn sheet 12 of yarn, these yarns are parallel to each other is inducted into godet case 4 side by side.Entrance 5 is with slit 6
Form is realized in the top side of godet case 4 13.Slit 6 is opened wide towards the front of godet case 4 and is defined by pivoted door 8.
As can be obtained in the view from Fig. 2, entrance 5 has the rectangle opening determined by slit length L and slit height S
Cross section.On the one hand the entrainment in order to allow the non-contact guidance of yarn sheet 12 and on the other hand acquisition is swept along in yarn sheet environment
The utmostly deflection of air, the opening cross-section of entrance 5 are limited to every one thread 10mm2To 20mm2Range.Herein
Shown that the non-contact guidance of yarn in the process of running is protected in the case where slit height is within the scope of 2mm to 5mm
Card.In the case where yarn sheet shares six roots of sensation yarn, the slit length L of minimum 12mm to maximum 60mm is then resulted in.Godet case
Therefore this limitation of the opening cross-section of entrance 5 on 4 avoids relatively great amount of external air from entering, so that the godet case
Interior energy state is not affected by significantly affecting for external air input.In addition, can avoid in godet case 4 at entrance 5
Relatively large air turbulence.
Fig. 3 shows the view of the bottom side for the godet case 4 being maintained on mounting wall 3.The bottom side 14 of godet case 4 is formed
Outlet 7.In this embodiment, outlet 7 is similarly configured to the form of slit 6, is limited by slit length L and slit height S.
In this embodiment, the opening cross-section determined by slit 6 for exporting 7 is designed to have opening cross-section one with entrance 5
The size of sample.In this regard, slit height S is within the scope of 2mm to 5mm, thus in opening cross-section in 10mm2To 20mm2Range
Interior and in the case where sharing 6 one threads, slit length L is within the scope of 12mm to 60mm.Then, especially when yarn sheet leaves yarn
Godet case 4 is conveyed out without significantly entrainment air when disk case 4.Then, the environment in godet case 4 and environment be substantially
Thermal isolation, this leads to the especially stable atmosphere of godet case 4.
It to be clearly stated herein, it is horizontal in the opening cross-section of the entrance 5 of top side 13 and bottom side 14 and the opening of outlet 7
Section is exemplary.Entrance 5 or outlet 7 or both can be set in the two sides of godet case 4, depend in melt spinning process
In yarn guidance.In addition, entrance 5 and outlet 7 opening cross-section can be designed to have different sizes.
The stability of yarn guidance in godet case 4 is also by being recovered the significant of raw air stream of changing the line of production by godet
It influences.Really do not occur heat loss herein, but in the yarn on falling on godet set surface and when leaving godet set surface
Guidance is affected.It can especially be threatened when entrance or exit are generated in the smallest entrance cross-section and exit cross-section
To the additive air turbulent flow of the non-contact guidance of yarn sheet.
Another embodiment of apparatus of the present invention is shown schematically in the front view of Fig. 4.In this embodiment, multiple to lead
Roll dies set 2.1-2.4 is equally provided projectingly in godet case 4.Godet case 4 has entrance 5 in top side 13 and has in bottom side 14
There is outlet 7.Entrance 5 is constituted and can be realized in a manner of corresponding to previous embodiment by form of slits.
It is configured to have big many openings transversal on godet case 4 in the outlet 7 on the bottom side of godet case 4 14
Face, wherein the displaceable valve 18 for changing the available opening cross-section of outlet 7 is arranged on bottom side 14.
In order to be relatively explained further with the outlet 7 being set on bottom side 14, referring to Fig. 5 .1 and Fig. 5 .2.
Fig. 5 .1 and Fig. 5 .2 show the bottom side 14 with outlet 7.It can be by actuator 20 by mobile moveable valve
18 are maintained on the bottom side 14 of godet case 4.Valve 18 has closure edge 19, is parallel to the slit edges 24 of outlet 7
Extend.
Fig. 5 .1 show yarn sheet be extracted in melt-spinning process, the working condition of drawing-off and relaxation.In the case, 7 are exported
Opening cross-section be minimized size, so that valve 18 is in operating position.Then outlet 7 is covered by valve 18 substantially,
Leave behind the small gap that can be used for sending out yarn sheet.
Situation when technical process starts is shown in Fig. 5 .2.In the case, valve 18 is in and falls set
It sets, herein, exports 7 entire opening cross-section and be released.Yarn sheet can in the case that export 7 larger opening cross-section quilt
It guides for greater flexibility, falls the process of setting without significant CONTACT WITH FRICTION especially to realize in downstream equipment.Once yarn sheet is
It falls and sets in downstream processing equipment, valve 18 can be directed into operating position only to reduce the opening cross-section of outlet 7.
As shown in figure 4, yarn sheet 12 is guided with input baffle 15.1 at a distance of small distance, input baffle is tied with free end
Beam is not far before the godet set 2.1 of the first godet 1.1, to avoid the air turbulence being not desired in godet case 4.
15.1 proximate inlet 5 of baffle is inputted to be arranged in godet case 4.
In the case of embodiment shown in Fig. 4, entrance 5 is equipped with the second input baffle 15.2, together with input baffle
15.1 form the guiding channel 23 for being used for yarn sheet 12.Input baffle 15.2 projects to yarn sheet on godet set 2.1 with free end
Fall and set a little.In this regard, yarn sheet 12 is introduced into godet case 4 with being blocked.
In godet case 4, outlet 7 is equipped with output baffle 16, and yarn sheet is drawn away from the output smaller spacing of baffle surface
It leads.Output baffle 16 extends to godet set 2.4 from outlet 7.In this regard, the yarn of yarn sheet 12 will cover 2.4 from godet
It leaves to when outlet 7 and is guided with shielding mode.Distance of the yarn sheet away from output baffle 16 is within the scope of 1mm to 5mm.
The yarn of yarn sheet in the godet case is wrapped with parts less than 360 °, preferably within the scope of 180 ° to 270 °
Angle is guided on each godet set 2.1-2.4.Godet set 2.1-2.4 is realized in a manner of heatable.Herein, table
Face temperature can be according to requiring differently to realize with yarn treatment.So, it may be set within the scope of 40 DEG C to 250 DEG C
Temperature.Maximum drafting speed is 3000m/min to 5000m/min, this is especially obtained on godet set 2.3 and 2.4.In order to hinder
Gear is covered the yarn that the air stream that 2.1 and 2.4 generate reaches yarn sheet by godet, and the first backplate 17.1 is arranged in the first godet set
2.1 and second godet set 2.2 between yarn deliver at portion.Backplate 17.1 is with inclined between godet set 2.1,2.2
Mode is kept, so that yarn can be drawn between godet set 2.1,2.2 with away from the smaller spacing in 17.1 surface of backplate one
It leads.
It blocks the yarn that godet covers between 2.2,2.3 and delivers second backplate 17.2 in portion and be arranged for further hiding
Gear.Third backplate 17.3 extends between godet set 2.3 and 2.4.Here, backplate 17.1-17.3 is maintained at godet case 4
One end on, each baffle with free end charge into the godet set between targeting part in, wherein each backplate 17.1-
17.3 free end falls to set away from the yarn sheet on godet set circumferential surface a little to terminate to a small spacing.
Then, the embodiment of apparatus of the present invention as shown in Figure 4 has many one threads for being evenly heated simultaneously drawing-off
Yarn sheet be it is highly advantageous, yarn piece may include 8,16 or more yarns.
Claims (10)
1. a kind of for extracting out and the method for the multiple new yarns of drawing-off, wherein these yarns are being set to godet in the form of yarn sheet
By concentrated vectoring on the circumferential surface of multiple driven godet sets in case, the yarn is directed by least one entrance
The godet case simultaneously by outlet is directed out the godet case, wherein enter the godet case when and/or from
The entrainment air stream generated when opening the godet case by the yarn sheet is deflected to leave the yarn freely guided, feature
Be, the yarn enter when and/or when leaving in the godet case respectively with input baffle and/or output baffle away from
It is guided from a spacing.
2. according to the method described in claim 1, it is characterized in that, the yarn in the yarn sheet by directed parallel and is entering
When and/or be guided through when leaving slit in a non contact fashion, which has the slit height within the scope of 2mm to 5mm.
3. according to the method described in claim 2, it is characterized in that, in order to technical process start situation whereabouts set the yarn sheet,
Size in the inlet and/or the slit described in the exit is changed.
4. a kind of have multiple godets (1.1-1.4) with the device of the multiple new yarns of drawing-off, the device for extracting out, wherein
The setting of drivable godet set (2.1-2.4) in the godet case (4), wherein the godet case (4) has at least one
A entrance (5) and at least one outlet (7), wherein the entrance (5) and/or outlet (7) in order to guide in a non-contact manner
Yarn and for every one thread have in 10mm2To 20mm2Opening cross-section in range, characterized in that the godet case
(4) the entrance (5) be equipped with for stop yarn guide input baffle (15.1), the godet case (4) it is described
Outlet (7) is equipped with the output baffle (16) for stopping yarn to guide.
5. device according to claim 4, characterized in that the entrance (5) and/or the outlet (7) have slit
(6), which has the slit height (S) within the scope of 2mm to 5mm.
6. device according to claim 4 or 5, characterized in that the opening cross-section of the entrance (5) and/or it is described go out
The opening cross-section of mouth (7), which is designed to its size, to be adjusted.
7. device according to claim 6, characterized in that the entrance (5) and/or the outlet (7) are equipped with activity
Valve (18), the valve energy adjusted between the operating position with small opening degree and the riding position with big opening degree
Section.
8. device according to claim 7, characterized in that the valve (18) has closure edge (19), the closed sides
Edge be parallel to it is described outlet (7) slit edges (24) extend and be designed to the slit edges (24) relatively by
It adjusts.
9. device according to claim 4, characterized in that the input baffle (15.1) in the godet case (4)
With extending to the free end for being associated with the godet set (2.1) of the entrance (5) with one end spacing.
10. device according to claim 9, characterized in that output baffle (16) in the godet case (4) have with
The free end that one lateral spacing extends beside the godet set (2.4) for being associated with the outlet (7).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102014009852 | 2014-07-03 | ||
| DE102014009852.4 | 2014-07-03 | ||
| PCT/EP2015/058683 WO2016000841A1 (en) | 2014-07-03 | 2015-04-22 | Method and device for drawing off and stretching a plurality of freshly spun filaments |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106471169A CN106471169A (en) | 2017-03-01 |
| CN106471169B true CN106471169B (en) | 2019-02-22 |
Family
ID=53059050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201580035915.9A Active CN106471169B (en) | 2014-07-03 | 2015-04-22 | For extracting out and the method and apparatus of the multiple new yarns of drawing-off |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP6726111B2 (en) |
| CN (1) | CN106471169B (en) |
| DE (1) | DE112015003125A5 (en) |
| WO (1) | WO2016000841A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102014012834A1 (en) * | 2014-08-28 | 2016-03-03 | Oerlikon Textile Gmbh & Co. Kg | Apparatus for stripping and drawing a plurality of freshly spun threads |
| DE102017001083A1 (en) | 2016-03-18 | 2017-09-21 | Oerlikon Textile Gmbh & Co. Kg | Device for drawing and drawing a synthetic yarn sheet |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5277858A (en) * | 1990-03-26 | 1994-01-11 | Alliedsignal Inc. | Production of high tenacity, low shrink polyester fiber |
| DE19958245A1 (en) * | 1998-12-08 | 2000-06-15 | Barmag Barmer Maschf | Melt spinning assembly for synthetic yarns has a godet roller box containing godet take-off and drawing roller units with a smooth and quiet transfer between them in a compact drafting field |
| CN102373525A (en) * | 2010-08-06 | 2012-03-14 | 日本Tmt机械株式会社 | Yarn heating apparatus |
| EP2679708A1 (en) * | 2012-06-27 | 2014-01-01 | TMT Machinery, Inc. | Spun yarn drawing apparatus |
| CN103835011A (en) * | 2012-11-22 | 2014-06-04 | 日本Tmt机械株式会社 | Yarn traction device |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5826767A (en) * | 1981-08-06 | 1983-02-17 | Toray Ind Inc | Method for preventing yarn from vibrating in high-speed winding of yarn |
| JPS612476U (en) * | 1984-06-07 | 1986-01-09 | 東レ株式会社 | heating roller cover |
| JPS6222904A (en) * | 1985-07-23 | 1987-01-31 | 三菱重工業株式会社 | Method of lifting steam drum |
| JPH0718771Y2 (en) * | 1989-06-26 | 1995-05-01 | 東レエンジニアリング株式会社 | Yarn heat treatment equipment |
| JP4429549B2 (en) * | 2001-06-08 | 2010-03-10 | 帝人ファイバー株式会社 | Heating roller device |
| JP5656503B2 (en) * | 2010-08-06 | 2015-01-21 | Ｔｍｔマシナリー株式会社 | Yarn heating device |
| JP5968766B2 (en) * | 2012-11-22 | 2016-08-10 | Ｔｍｔマシナリー株式会社 | Spinning and winding equipment |
| JP6088948B2 (en) * | 2013-09-12 | 2017-03-01 | Ｔｍｔマシナリー株式会社 | Heat insulation box |
| WO2015185245A1 (en) * | 2014-06-07 | 2015-12-10 | Oerlikon Textile Gmbh & Co. Kg | Method and device for drawing off and drawing a plurality of freshly spun fibres |
-
2015
- 2015-04-22 DE DE112015003125.1T patent/DE112015003125A5/en not_active Withdrawn
- 2015-04-22 CN CN201580035915.9A patent/CN106471169B/en active Active
- 2015-04-22 WO PCT/EP2015/058683 patent/WO2016000841A1/en active Application Filing
- 2015-04-22 JP JP2016575859A patent/JP6726111B2/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5277858A (en) * | 1990-03-26 | 1994-01-11 | Alliedsignal Inc. | Production of high tenacity, low shrink polyester fiber |
| DE19958245A1 (en) * | 1998-12-08 | 2000-06-15 | Barmag Barmer Maschf | Melt spinning assembly for synthetic yarns has a godet roller box containing godet take-off and drawing roller units with a smooth and quiet transfer between them in a compact drafting field |
| CN102373525A (en) * | 2010-08-06 | 2012-03-14 | 日本Tmt机械株式会社 | Yarn heating apparatus |
| EP2679708A1 (en) * | 2012-06-27 | 2014-01-01 | TMT Machinery, Inc. | Spun yarn drawing apparatus |
| CN103835011A (en) * | 2012-11-22 | 2014-06-04 | 日本Tmt机械株式会社 | Yarn traction device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106471169A (en) | 2017-03-01 |
| DE112015003125A5 (en) | 2017-03-16 |
| WO2016000841A1 (en) | 2016-01-07 |
| JP2017524836A (en) | 2017-08-31 |
| JP6726111B2 (en) | 2020-07-22 |
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