CN110359137B - Double-core yarn filament unwinding and feeding device - Google Patents
Double-core yarn filament unwinding and feeding device Download PDFInfo
- Publication number
- CN110359137B CN110359137B CN201910758052.8A CN201910758052A CN110359137B CN 110359137 B CN110359137 B CN 110359137B CN 201910758052 A CN201910758052 A CN 201910758052A CN 110359137 B CN110359137 B CN 110359137B
- Authority
- CN
- China
- Prior art keywords
- guide wire
- filament
- roller
- fixedly connected
- filaments
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000004804 winding Methods 0.000 claims abstract description 16
- 239000010985 leather Substances 0.000 claims abstract description 13
- 238000003825 pressing Methods 0.000 claims abstract description 12
- 230000006835 compression Effects 0.000 claims description 13
- 238000007906 compression Methods 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 238000009987 spinning Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 229920002334 Spandex Polymers 0.000 description 3
- 230000002950 deficient Effects 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 239000004759 spandex Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H1/00—Spinning or twisting machines in which the product is wound-up continuously
- D01H1/14—Details
- D01H1/18—Supports for supply packages
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H13/00—Other common constructional features, details or accessories
- D01H13/04—Guides for slivers, rovings, or yarns; Smoothing dies
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H13/00—Other common constructional features, details or accessories
- D01H13/10—Tension devices
- D01H13/104—Regulating tension by devices acting on running yarn and not associated with supply or take-up devices
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H13/00—Other common constructional features, details or accessories
- D01H13/10—Tension devices
- D01H13/108—Regulating tension by regulating speed of driving mechanisms of unwinding, paying-out, forwarding, winding or depositing devices, e.g. automatically in response to variations in tension
Abstract
The invention relates to the technical field of spinning, in particular to a double-core yarn filament unwinding feeding device, which comprises a winding device, a filament unwinding device, a tension disc, a guide wire traction device, a pressing roller, a guide wire roller, a double-guide wire wheel, a leather roller and a yarn guiding hook. According to the invention, the filaments pass through the filament unwinding device, the filament unwinding device gives a certain binding force to the filaments, so that the filaments do not float and loose at a filament cake, the unwound filaments move to a tension disc below, the tension of the unwound filaments is basically the same, a small braid phenomenon is not formed, and the production quality of the double-core covering yarn is improved.
Description
Technical Field
The invention relates to the technical field of spinning, in particular to a double-core yarn filament unwinding and feeding device.
Background
The double-core spun yarn is characterized in that two core yarns with different properties are wrapped in the spinning process, the excellent physical properties of the core yarn are fully utilized, the characteristics of the two core yarns are brought into play, the wrapped yarn has new characteristics, the added value of a fabric product can be greatly improved, and the double-core spun yarn is commonly used in jean fabrics produced by using lycra T400 and spandex filament double-core spun yarn, and has good wearability of high elasticity, high strength, good wrapping property, no deformation, low shrinkage and the like.
When the double-core covering yarn is produced, as the filaments are passively unwound and the unwinding tension is unstable, the used filament cakes are transversely placed on a filament frame, the filaments are moved towards a lower tension sheet after being unwound, the filaments unwound from the upper half part of the filament cakes and the filaments unwound from the lower half part of the filament cakes are obviously different in tension and unstable in tension, the filaments unwound from the upper half part of the filament cakes are small in tension, the filaments sometimes generate phenomena of floating and loosening, if a spinning frame stops when the filament unwinding tension is small, a large number of filaments are folded and wound in 1-2 cm length, small braids are formed, and the small braids cannot be completely eliminated in the filament drafting at the back, so that a large number of defective yarn and defective fabrics are caused.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the invention provides a double-core yarn filament unwinding feeding device which has the advantage of stable tension, and solves the problems that the filament is passively unwound and the unwinding tension is unstable, meanwhile, the filament sometimes generates a phenomenon of drifting and loosening to form a small braid, so that a large number of defective yarn defects are caused.
(II) technical scheme
In order to achieve the technical problems, the invention provides a double-core yarn filament unwinding feeding device, which comprises a winding device, a filament unwinding device, a tension disc, a guide wire traction device, a pressing roller, a guide wire roller, a double-guide wire wheel, a leather roller and a guide wire hook, wherein the filament unwinding device is positioned at the tail end of the winding device, the tension disc is positioned at the tail end of the filament unwinding device, the guide wire traction device is positioned below the tension disc, the pressing roller is positioned below the guide wire traction device, the guide wire roller is positioned below the pressing roller, the double-guide wire wheel is positioned below the left of the guide wire roller, the leather roller is positioned below the double-guide wire wheel, and the guide wire hook is positioned below the leather roller.
Further, the winding device comprises a base, triangular plates are fixedly connected to two sides of the top of the base, a wire cylinder is movably connected between the two triangular plates through a rotating shaft, one end of the rotating shaft penetrates through and extends to the outer side of one triangular plate, and a driven wheel is fixedly sleeved at one end of the rotating shaft.
Further, one side fixedly connected with servo motor at base top, servo motor's output shaft passes through the shaft coupling fixedly connected with action wheel, the action wheel passes through the drive belt and is connected with driven wheel transmission.
Further, the filament unwinding device comprises a guide pipe, the outer surface of the guide pipe is movably sleeved with a rotary wing, and the middle part of the rotary wing is movably sleeved with a tension ring.
Further, guide wire sleeves are inlaid on two sides of the top of the rotary wing, a positioning sleeve is movably sleeved on the outer surface of the catheter, and the positioning sleeve is located below the rotary wing.
Further, the seal wire draw gear is including the mounting disc, one side fixedly connected with seal tube of mounting disc, the inside sliding connection of seal tube has the fly leaf, one side fixedly connected with movable plate of fly leaf, the middle part that the mounting disc one side was kept away from to the seal tube is inlayed and is had the sliding sleeve, the one end of movable rod passes the sliding sleeve and extends to the left side of seal tube, the one end fixedly connected with seal wire hook of movable rod.
Further, the number of the compression springs is two, and one ends of the two compression springs, which are far away from the movable plate, are fixedly connected to the right side of the inner wall of the sealing tube.
(III) beneficial effects
The invention provides a double-core yarn filament unwinding and feeding device, which has the following beneficial effects:
1. according to the filament unwinding feeding device for the double-core yarns, through the arrangement of the filament unwinding device, the filaments pass through the filament unwinding device, and the filament unwinding device gives a certain binding force to the filaments, so that the filaments do not float and loose at a filament cake, the unwound filaments move to a tension disc below, the tension of the unwound filaments is basically the same, a small braid phenomenon is not formed, and the production quality of the double-core covering yarns is improved.
2. According to the double-core yarn filament unwinding feeding device, the passive unwinding of filaments is changed into active unwinding through the arrangement of the winding device, constant drafting of fed filaments is kept unchanged, the core filaments are accurately controlled to be unwound to a drafting zone from the beginning, the constant feeding speed is kept all the time in the whole spinning process, and the effect of the change of the size of a bobbin yarn is avoided.
3. According to the filament unwinding feeding device for the double-core yarn, through the arrangement of the tension ring, the friction force between the parts is adjusted to serve as a filament unwinding tension source through the weight of the tension ring, the tension of the filaments can be adjusted, the tension of the filaments is controlled, and the coating quality of the double-core yarn is further guaranteed.
4. According to the double-core yarn filament unwinding feeding device, filaments pass through the inside of the filament guide hook through the arrangement of the filament guide traction device, and the tension of the unwinding filaments is regulated through the compression force and the rebound force of the compression spring, so that the filaments are spun under constant tension all the time.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a wire winding device according to the present invention;
FIG. 3 is a schematic view of a filament unwinding device according to the present invention;
FIG. 4 is a cross-sectional view of the guide wire pulling device of the present invention;
fig. 5 is a front view of the guide wire pulling device of the present invention.
In the figure: 1. a winding device; 101. a base; 102. a triangle; 103. a yarn cylinder; 104. driven wheel; 105. a servo motor; 106. a driving wheel; 107. a transmission belt; 2. filament unwinding means; 201. a conduit; 202. a rotary wing; 203. a tension ring; 204. a guide wire sleeve; 205. a positioning sleeve; 3. a tension disc; 4. a guide wire traction device; 401. a mounting plate; 402. sealing the tube; 403. a movable plate; 404. a movable rod; 405. a sliding sleeve; 406. a guide wire hook; 407. a compression spring; 5. a pressing roller; 6. a godet roller; 7. double godet wheels; 8. a leather roller; 9. yarn guiding hook.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-5, a dual-core yarn filament unwinding feeding device comprises a winding device 1, a filament unwinding device 2, a tension disc 3, a guide wire traction device 4, a pressing roller 5, a guide wire roller 6, a dual-guide wire roller 7, a leather roller 8 and a yarn guiding hook 9, wherein the filament unwinding device 2 is positioned at the tail end of the winding device 1, the tension disc 3 is positioned at the tail end of the filament unwinding device 2, the guide wire traction device 4 is positioned below the tension disc 3, the pressing roller 5 is positioned below the guide wire traction device 4, the guide wire roller 6 is positioned below the pressing roller 5, the dual-guide wire roller 7 is positioned below the left of the guide wire roller 6, the leather roller 8 is positioned below the dual-guide wire roller 7, and the yarn guiding hook 9 is positioned below the leather roller 8.
The winding device 1 comprises a base 101, wherein triangular plates 102 are fixedly connected to two sides of the top of the base 101, a yarn cylinder 103 is movably connected between the two triangular plates 102 through a rotating shaft, one end of the rotating shaft penetrates through and extends to the outer side of one triangular plate 102, a driven wheel 104 is fixedly sleeved at one end of the rotating shaft, a servo motor 105 is fixedly connected to one side of the top of the base 101, an output shaft of the servo motor 105 is fixedly connected with a driving wheel 106 through a coupling, the driving wheel 106 is in transmission connection with the driven wheel 104 through a transmission belt 107, the driven unwinding of a filament is actively unwound through the arrangement of the winding device 1, constant drafting of the fed filament is kept unchanged, the unwinding of the filament to a drafting zone is accurately controlled, and the constant feeding speed is kept all the time in the whole spinning process without being influenced by the change of the size of the yarn cylinder.
The filament unwinding device 2 comprises a guide pipe 201, a rotary wing 202 is movably sleeved on the outer surface of the guide pipe 201, a tension ring 203 is movably sleeved in the middle of the rotary wing 202, the tension ring 203 is arranged, the friction force between accessories is adjusted to serve as a source of filament unwinding tension, the tension of filaments can be adjusted, the tension of the filaments is controlled, the coating quality of double-core yarns is guaranteed, a filament guiding sleeve 204 is inlaid on two sides of the top of the rotary wing 202, a positioning sleeve 205 is movably sleeved on the outer surface of the guide pipe 201, the positioning sleeve 205 is positioned below the rotary wing 202, filaments are not loose and loose at filament cakes through a certain binding force of the filament unwinding device 2, the unwound filaments move to a tension disc 3 below, the filament unwinding tension is basically the same, a small sub-phenomenon is not formed, and the production quality of the double-core yarns is improved.
The guide wire traction device 4 comprises a mounting disc 401, one side of the mounting disc 401 is fixedly connected with a sealing tube 402, the inside of the sealing tube 402 is connected with a movable plate 403 in a sliding manner, one side of the movable plate 403 is fixedly connected with a movable rod 404, the middle part of one side of the sealing tube 402, which is far away from the mounting disc 401, is embedded with a sliding sleeve 405, one end of the movable rod 404 penetrates through the sliding sleeve 405 and extends to the left side of the sealing tube 402, one end of the movable rod 404 is fixedly connected with a guide wire hook 406, one side of the movable plate 403, which is far away from the movable rod 404, is fixedly connected with compression springs 407, the number of the compression springs 407 is two, one ends of the two compression springs 407, which are far away from the movable plate 403, are fixedly connected to the right side of the inner wall of the sealing tube 402, and through the arrangement of the guide wire traction device 4, filaments penetrate from the inside of the guide wire hook 406, and unwinding filament tension is regulated through compression force and rebound force of the compression springs 407, so that filaments are spun under constant tension.
When the yarn winding device is used, the winding device 1, the filament unwinding device 2, the tension disc 3, the yarn guiding traction device 4, the pressing roller 5, the yarn guiding roller 6, the double yarn guiding wheel 7, the leather roller 8 and the yarn guiding hook 9 are arranged at proper positions on the spinning frame, the servo motor 105 works to drive the driving wheel 106 to rotate, the driving wheel 104 is driven to rotate through the driving belt 107, the yarn cylinder 103 rotates, the filaments on the yarn cylinder 103 are actively unwound, the constant drafting of the fed filaments is kept unchanged, the filaments are fed into the yarn guiding sleeve 204, the friction force between accessories is adjusted to serve as a source of filament unwinding tension through the weight of the tension ring 203, the filament tension can be adjusted, the filaments do not float and loose at the yarn cake, the unwound filaments enter the double yarn guiding wheel 7 from the guide tube 201 to the lower tension disc 3 through the yarn guiding hook 406 and the pressing roller 5, the filaments bypass the yarn guiding roller 6 and enter the jaw formed by the front roller and the front leather roller together with the spandex yarns, and the double-core yarn is produced.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a twin-core yarn filament unwinding feeding device, includes winding device (1), filament unwinding device (2), tension disc (3), seal wire draw gear (4), impression roller (5), seal wire roller (6), two seal wire wheel (7), leather roller (8) and guide hook (9), its characterized in that: the filament unwinding device (2) is positioned at the tail end of the winding device (1), the tension disc (3) is positioned at the tail end of the filament unwinding device (2), the guide wire traction device (4) is positioned below the tension disc (3), the pressing roller (5) is positioned below the guide wire traction device (4), the guide wire roller (6) is positioned below the pressing roller (5), the double guide wire wheel (7) is positioned at the left lower part of the guide wire roller (6), the leather roller (8) is positioned below the double guide wire wheel (7), and the guide wire hook (9) is positioned below the leather roller (8);
the winding device (1) comprises a base (101), triangular plates (102) are fixedly connected to two sides of the top of the base (101), a wire cylinder (103) is movably connected between the two triangular plates (102) through a rotating shaft, one end of the rotating shaft penetrates through and extends to the outer side of one triangular plate (102), and a driven wheel (104) is fixedly sleeved at one end of the rotating shaft;
the filament unwinding device (2) comprises a guide pipe (201), wherein a rotary wing (202) is movably sleeved on the outer surface of the guide pipe (201), and a tension ring (203) is movably sleeved on the middle part of the rotary wing (202);
seal tube (402) is fixedly connected with to one side of mounting disc (401), the inside sliding connection of seal tube (402) has fly leaf (403), one side fixedly connected with movable rod (404) of fly leaf (403), the middle part that mounting disc (401) one side was kept away from to seal tube (402) is inlayed and is had sliding sleeve (405), sliding sleeve (405) are passed to one end of movable rod (404) and extend to the left side of seal tube (402), one end fixedly connected with seal wire hook (406) of movable rod (404).
2. A twin-core yarn filament unwind feeding device according to claim 1, characterized in that: one side fixedly connected with servo motor (105) at base (101) top, the output shaft of servo motor (105) is through shaft coupling fixedly connected with action wheel (106), action wheel (106) are through drive belt (107) and follow driving wheel (104) transmission connection.
3. A twin-core yarn filament unwind feeding device according to claim 1, characterized in that: guide wire sleeves (204) are inlaid on two sides of the top of the rotary wing (202), a positioning sleeve (205) is movably sleeved on the outer surface of the catheter (201), and the positioning sleeve (205) is located below the rotary wing (202).
4. A twin-core yarn filament unwind feeding device according to claim 1, characterized in that: one side of the movable plate (403) far away from the movable rod (404) is fixedly connected with compression springs (407), the number of the compression springs (407) is two, and one end of the two compression springs (407) far away from the movable plate (403) is fixedly connected to the right side of the inner wall of the sealing tube (402).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910758052.8A CN110359137B (en) | 2019-08-16 | 2019-08-16 | Double-core yarn filament unwinding and feeding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910758052.8A CN110359137B (en) | 2019-08-16 | 2019-08-16 | Double-core yarn filament unwinding and feeding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110359137A CN110359137A (en) | 2019-10-22 |
| CN110359137B true CN110359137B (en) | 2024-01-26 |
Family
ID=68224663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910758052.8A Active CN110359137B (en) | 2019-08-16 | 2019-08-16 | Double-core yarn filament unwinding and feeding device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110359137B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004277944A (en) * | 2003-03-17 | 2004-10-07 | Murata Mach Ltd | Spinning machine |
| JP2007254919A (en) * | 2006-03-23 | 2007-10-04 | Murata Mach Ltd | Device for determining presence/absence of core yarn in core yarn spinning machine |
| KR100811065B1 (en) * | 2007-03-15 | 2008-03-06 | 한국생산기술연구원 | High elastic core spun yarns using nylon or polyester dty, process for manufacturing the same and knitted fabrics using said core spun yarns |
| KR101379638B1 (en) * | 2013-03-27 | 2014-03-31 | 이선옥 | Intermingle fiber manufacturing apparatus having elasticity variable function |
| CN105264130A (en) * | 2013-04-03 | 2016-01-20 | 英威达技术有限公司 | Process for draft control on feeding of elastic yarn |
| JP2016088646A (en) * | 2014-10-30 | 2016-05-23 | 村田機械株式会社 | Yarn guide, core yarn supply device, and spinning machine |
| CN210394652U (en) * | 2019-08-16 | 2020-04-24 | 常州天虹纺织有限公司 | Double-core yarn filament backing-off feeding device |
-
2019
- 2019-08-16 CN CN201910758052.8A patent/CN110359137B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004277944A (en) * | 2003-03-17 | 2004-10-07 | Murata Mach Ltd | Spinning machine |
| JP2007254919A (en) * | 2006-03-23 | 2007-10-04 | Murata Mach Ltd | Device for determining presence/absence of core yarn in core yarn spinning machine |
| KR100811065B1 (en) * | 2007-03-15 | 2008-03-06 | 한국생산기술연구원 | High elastic core spun yarns using nylon or polyester dty, process for manufacturing the same and knitted fabrics using said core spun yarns |
| KR101379638B1 (en) * | 2013-03-27 | 2014-03-31 | 이선옥 | Intermingle fiber manufacturing apparatus having elasticity variable function |
| CN105264130A (en) * | 2013-04-03 | 2016-01-20 | 英威达技术有限公司 | Process for draft control on feeding of elastic yarn |
| JP2016088646A (en) * | 2014-10-30 | 2016-05-23 | 村田機械株式会社 | Yarn guide, core yarn supply device, and spinning machine |
| CN210394652U (en) * | 2019-08-16 | 2020-04-24 | 常州天虹纺织有限公司 | Double-core yarn filament backing-off feeding device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110359137A (en) | 2019-10-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103276485A (en) | Multi-color embedding type section colorful spinning method, and device and product thereof | |
| CN201148496Y (en) | Ball warp beaming machine with multi-flection tension ring pressure device | |
| CN210394652U (en) | Double-core yarn filament backing-off feeding device | |
| US2503242A (en) | Mechanism for twisting together two strands | |
| CN100503917C (en) | Textile machine for producing plied yarn and method | |
| CN201501702U (en) | Splitting drum winding machine | |
| CN104357972A (en) | Spinning method for double aggregation of strand fibers | |
| CN206173541U (en) | Warp knitting divides strip copy warper | |
| CN110359137B (en) | Double-core yarn filament unwinding and feeding device | |
| CN207659572U (en) | A kind of spandex thread drafting multiple precise control device | |
| CN209669411U (en) | For manufacturing the two-for-one twister or straight twister and its station of carpet yarn | |
| CN104294429A (en) | Filament tension real-time adjustment device | |
| CN109052047B (en) | Monofilament drafting heat-setting digital oiling wire bonding machine and wire bonding process | |
| CN214399346U (en) | Yarn draw gear for spinning | |
| CN204370078U (en) | A kind of two-for-one twister wrap-up transmission system | |
| CN110644100A (en) | Core-spun yarn mixing device and method | |
| CN201520845U (en) | Yarn processor | |
| CN102336349A (en) | Single-cake double-silk spinning cake forming method for embedded spinning technology | |
| CN204401208U (en) | A kind of electric network Winder holding line | |
| CN205775027U (en) | The adjustable godet roller in a kind of position | |
| US2293825A (en) | Apparatus for processing synthetic textile fibers | |
| CN204690218U (en) | One two in the same way long filament looping parallel spinning yarn feeding device | |
| CN203497838U (en) | Winding system for air texturing machine | |
| CN109295566B (en) | Double-strand yarn production device and production method | |
| CN203320217U (en) | Device for drawing and shaping dyeing cheese yarn |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: No.388, East Yanling Road, Changzhou, Jiangsu Province 213000 Applicant after: Changzhou Hongwei Textile Co.,Ltd. Address before: No.388, East Yanling Road, Changzhou, Jiangsu Province 213000 Applicant before: CHANGZHOU TEXHONG TEXTILE Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |