CN102560767B - Intermittently yarn feeding device capable of triggering rollers directly in intermittent composite spinning and method and application thereof - Google Patents
Intermittently yarn feeding device capable of triggering rollers directly in intermittent composite spinning and method and application thereof Download PDFInfo
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- CN102560767B CN102560767B CN201210030677.0A CN201210030677A CN102560767B CN 102560767 B CN102560767 B CN 102560767B CN 201210030677 A CN201210030677 A CN 201210030677A CN 102560767 B CN102560767 B CN 102560767B
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Abstract
The invention relates to an intermittently yarn feeding device capable of triggering rollers directly in intermittent composite spinning and application thereof. The intermittently yarn feeding device comprises an electromagnetic triggering mechanism, a yarn feeding mechanism, a breaking mechanism and an intermittent action generator, and can be mounted on a ring spindle spinning machine directly so that the intermittent action generator generates signals to control an electromagnetic switch to contact or release and a triggering rod drives the yarn feeding mechanism to feed or stop and drives the breaking mechanism to swing by aligning to yarn feeding and reset to break yarns, and accordingly, chopped fibers fed intermittently are bundled to main rovings behind a drawing roller to add intermittent fiber bundles on continuous main yarns and form the slubby appearance. The intermittently yarn feeding device is simple in structure, convenient in mounting and capable of being used for spinning of slubby type or fascinated yarns on various ring spindle spinning machines.
Description
Technical field
The present invention relates in ring spinning field the technology of interrupted composite spinning, relate in particular to a kind of interrupted Compound spinning and directly trigger the yarn feeding device at intermittence of roller, adopt method and the purposes of this device.
Background technology
Composite yarn fabric has good appearance style, feel and comfortableness, and as bunchy yarn fabrics, therefore this kind fabric is comparatively popular on market.And existing market to be conventional composite yarn mainly utilize that special spinning equipment spinning forms, as fancy yarn machine, simultaneously, also there is the method that traditional fine spining machine is transformed, transform traditional ring throstle change at present front roller rotating speed or in, the method for rear roller rotating speed, also have front roller roller cutting method, fine spining machine front roller implantation etc. simultaneously.
The method more and comparative maturity of each side's research is at present the technique that changes the speed of front roller or middle rear roller, wherein there is mechanical control device, also the control device of Organic Electricity combination, main is the control device of dynamo-electric combination, utilize Programmable Logic Controller or microcomputer controlled electro magnet clutch or motor, and then reach the object of controlling roller rotating speed.If the utility model patent (patent No.: CN201545986U) of Wang Yongsheng etc. is for the production of the automatic fancy twisting machine of four looks long knot yarn, the mode of loading onto respectively variable-frequency motor at front roller, middle roller, rear roller and heart yearn roller is respectively for the production of fancy yarns.The patent of invention of Wu Suisheng etc. (number of patent application: 201010534467.6) a kind of rove yarn fancy yarns and spinning apparatus and spinning method, it is by rove yarn and two threads or yarn is imitated forms.Utility model patent (the patent No.: 94238650.7) nubby yarn spinning device for spinning frame of Zhou Jinyong, adopt electromagnetic clutch, freewheel clutch and chain-wheel mechanism are installed in headstock transmission case, realize fine spining machine rear roller feeding speed change, spin slub yarn.Patent of invention (the application number: 201010621609.2) a kind of production method of colored bunchy yarn of Zhao Huanchen etc., its principle is by the rear roller on Electric Machine Control gap feeding fine spining machine by colored rove, then this white rove and the colored rove broken by gap feed middle roller and front roller simultaneously, and after draw twisting, forming crude joint part is that colour detail part is this white colored bunchy yarn.
Summary of the invention
The object of this invention is to provide a kind of intermittently yarn-feeding device of direct triggering roller of novel interrupted Compound spinning.Another object of the present invention is this directly to be triggered to roller yarn-feeding device at intermittence be installed on ring spinner, carry out the interrupted composite spinning of various staple fibres, so that the interrupted composite yarn (being commonly called as slub yarn) of ring appearance style and high added value to be provided.
In order to achieve the above object, a technical scheme of the present invention has been to provide a kind of interrupted Compound spinning and has directly triggered the yarn feeding device at intermittence of roller, it is characterized in that: comprise electromagnetism trigger mechanism, the signal controlling yarn-feeding device being provided according to interrupted generator by electromagnetism trigger mechanism is fed feeding interrupted rove or stopping to the drawing rollers of fine spining machine, when yarn-feeding device to the drawing rollers of fine spining machine when feeding interrupted rove, by electromagnetism trigger mechanism control Duan Tiao mechanism, interrupted rove is accurately fed to drawing rollers pair, in the time that yarn-feeding device stops feeding, by electromagnetism trigger mechanism control Duan Tiao mechanism, interrupted rove is pulled apart.
Preferably, described electromagnetism trigger mechanism comprises electromagnetic switch and swingable frizzen, electromagnetic switch connects described interrupted generator, on one end of frizzen, be provided with magnet piece, the signal that electromagnetic switch provides according to interrupted generator is by magnet piece adhesive or unclamp, yarn-feeding device and described Duan Tiao mechanism described in the other end control of frizzen.
Preferably, the signal that described interrupted generator provides is triggering and the termination signal in random or cycle
Preferably, described yarn-feeding device comprises yarn feeding roller, yarn feeding roller is located on the other end of described frizzen, by the swing of frizzen, yarn feeding roller contacts any one drawing rollers of described drawing rollers centering or leaves, and on yarn feeding roller, is pressed with every pressure roller, described interrupted rove by upper horn mouth from yarn feeding roller and feed between pressure roller, be located at one end of the first swing arm every pressure roller, the other end of the first swing arm connects back-moving spring.
Preferably, described Duan Tiao mechanism comprises tooth bar, tooth bar is located on described yarn feeding roller, the both sides of idler are meshed with tooth bar and swing arm wheel respectively, one end of the second swing arm connects swing arm wheel, on its other end, be provided with swing horn mouth, in the time that described yarn feeding roller contacts any one drawing rollers of described drawing rollers centering, described interrupted rove feeds described drawing rollers pair via swinging horn mouth, in the time that described yarn feeding roller leaves any one drawing rollers of described drawing rollers centering, swing by the second swing arm is pulled apart described interrupted rove by swinging horn mouth.
Another technical scheme of the present invention has been to provide a kind of interrupted compound spinning method that adopts yarn feeding device at above-mentioned intermittence, it is characterized in that, step is:
The first step triggers aims at yarn feeding: interrupted rove after upper horn mouth by yarn feeding roller with grip every pressure roller, when interrupted generator produces triggering signal and triggers electromagnetic switch when inhaling moving magnet piece and drawing close, frizzen swings forward and yarn feeding roller is moved forward until contact and push down interrupted rove and yarn feeding with any one drawing rollers of drawing rollers centering, rack synchronous moves forward, thereby driving swing arm wheel to rotate by idler drives the second swing arm to swing, move forward to the right rear portion of drawing rollers by swinging horn mouth, interrupted rove is fed on main body rove exactly;
Second step stops feeding breaks reset: after interrupted generator produces termination signal and triggers electromagnetic switch and unclamps, back-moving spring resets frizzen, thereby yarn feeding roller is separated with drawing rollers and stop yarn feeding, rack synchronous moves backward, thereby drive swing arm wheel to rotate and drive the second swing arm backswing with direction contrary in the same first step by idler, swing horn mouth is moved and breaks interrupted rove backward;
The compound output resultant yarn of the 3rd step: by the cycle or trigger randomly the circulation of the first step and second step, interrupted rove is appended on main body rove off and on, and through the front roller output of fine spining machine, the interrupted composite yarn that twisting forms slubbing outward appearance.
Another technical scheme of the present invention has been to provide the application of yarn feeding device at a kind of above-mentioned intermittence, it is characterized in that: the composite spinning that above-mentioned yarn feeding device at intermittence is used for to the slub yarn of different length and different interval, and the composite yarn that spins can be used for clothes and household textiles, especially jean and Household ornament textiles.
Principle of the present invention be the staple fibre bundles of intermittently introducing randomly or periodically different amounts in the drawing rollers of ring spinner to the main body sliver of rear side on, be formed on and on continuous main body yarn, add ring and form.The yarn feeding device at intermittence that the present invention sends out roller by contact is realized interrupted composite spinning, and little, the interrupted successful of energy consumption simple in structure is installed simple and easy, controlled changeability strong, thereby guarantees spinning quality and ring feature, facilitates again production and processing.
Feature of the present invention is: 1, the present invention realizes the yarn feeding at intermittence of staple fibre yarn by a set of simple and effective device, and simple in structure, controllability is strong, and can effectively control the intermittently amount of feeding, thereby enriches the style of composite yarn; 2, do not need dismounting fine spining machine roller, convenient adjustment produced; 3, the variable-length of ring, determines with feeding time; 4, slub space regulation and control easily, are controlled with the time intermittently; 5, this interrupted compound spinning method practicability and effectiveness, is shaped and processes applicable to the interrupted complex yarn of various ring spinners.
Accompanying drawing explanation
Fig. 1 be a kind of interrupted Compound spinning provided by the invention directly trigger roller intermittence yarn feeding device schematic diagram;
Fig. 2 is application schematic diagram of the present invention.
The specific embodiment
For the present invention is become apparent, hereby with a preferred embodiment, and coordinate accompanying drawing to be described in detail below.
Each embodiment has all adopted interrupted Compound spinning as shown in Figure 1 directly to trigger the yarn feeding device at intermittence of roller below, and in conjunction with Fig. 2, this device is mainly made up of electromagnetism trigger mechanism, yarn-feeding device, Duan Tiao mechanism and interrupted generator 12.The signal controlling yarn-feeding device being provided according to interrupted generator 12 by electromagnetism trigger mechanism is fed feeding interrupted rove 14 or stopping to the drawing rollers of fine spining machine, when yarn-feeding device to the drawing rollers of fine spining machine when feeding interrupted rove 14, by electromagnetism trigger mechanism control Duan Tiao mechanism, interrupted rove 14 is accurately fed to drawing rollers pair, in the time that yarn-feeding device stops feeding, by electromagnetism trigger mechanism control Duan Tiao mechanism, interrupted rove 14 is pulled apart.Wherein, drawing rollers are to referring to a pair of arbitrarily in rear roller 18, apron roller 19 or front roller 20.
Electromagnetism trigger mechanism comprises electromagnetic switch 11 and swingable frizzen 1, electromagnetic switch 11 connects described interrupted generator 12, on one end of frizzen 1, be provided with magnet piece 10, the signal that electromagnetic switch 11 provides according to interrupted generator 12 is by magnet piece 10 adhesives or unclamp, yarn-feeding device and described Duan Tiao mechanism described in the other end control of frizzen 1.
Yarn-feeding device comprises yarn feeding roller 2, yarn feeding roller 2 is located on the other end of described frizzen 1, by the swing of frizzen 1, yarn feeding roller 2 contacts any one drawing rollers of described drawing rollers centering or leaves, on yarn feeding roller 2, be pressed with every pressure roller 13, described interrupted rove 14 from yarn feeding roller 2 and feeding between pressure roller 13, is located at one end of the first swing arm by upper horn mouth 8 every pressure roller 13, the other end of the first swing arm connects back-moving spring 9.
Described Duan Tiao mechanism comprises tooth bar 3, tooth bar 3 is located on described yarn feeding roller 2, the both sides of idler 4 are meshed with tooth bar 3 and swing arm wheel 5 respectively, one end of the second swing arm 6 connects swing arm wheel 5, on its other end, be provided with and swing horn mouth 7, in the time that described yarn feeding roller 2 contacts any one drawing rollers of described drawing rollers centering, described interrupted rove 14 feeds described drawing rollers pair via swinging horn mouth 7, in the time that described yarn feeding roller 2 leaves any one drawing rollers of described drawing rollers centering, swing by the second swing arm 6 is pulled apart described interrupted rove 14 by swinging horn mouth 7.
Embodiment 1
In conjunction with Fig. 2, the step of the disclosed a kind of interrupted compound spinning method of the present embodiment is:
The first step triggers aims at yarn feeding: adopt interrupted cotton rove to grip by yarn feeding roller 2 with every pressure roller 13 after upper horn mouth 8, when interrupted generator 12 produces triggering signal and triggers electromagnetic switch 11 when inhaling moving magnet piece 10 and drawing close, frizzen 1 swings forward the yarn feeding roller 2 that makes to be packed on frizzen 1 and moves forward to contact with front roller 20 and push down interrupted cotton rove and rotate yarn feeding; Tooth bar 3 synchronously moves forward and drives idler 4 to rotate counterclockwise, and drive swing arm wheel 5 to clockwise rotate to drive the second swing arm 6 and be packed in swing horn mouth 7 in the second swing arm 6 and move forward to the rear portion of front roller 20, interrupted cotton rove is fed on sliver 15 exactly.
Second step stops feeding breaks reset: when interrupted generator 12 produces termination signal and triggers electromagnetic switch 11 while cutting out, back-moving spring 9 resets frizzen 1 to swing backward, yarn feeding roller 2 is separated with front roller 20 and stops yarn feeding; Tooth bar 3 synchronously backward the mobile idler 4 that drives clockwise rotate, and drive swing arm wheel 5 to rotate counterclockwise to drive the second swing arm 6 and be packed in, swing horn mouth 7 in the second swing arm 6 is mobile backward breaks interrupted cotton rove, realizes disconnected bar and resets.
The compound output resultant yarn of the 3rd step: by the cycle or trigger randomly the circulation of the first step and second step, make on sliver 15 a section interrupted cotton rove of affix off and on, interrupted cotton rove and sliver are after front roller 20 outputs of fine spining machine, and the interrupted composite yarn that twisting forms slubbing outward appearance is slub yarn 17.Concrete composite spinning technological parameter, as shown in table 1.
In conjunction with Fig. 2, the step of the disclosed a kind of interrupted compound spinning method of the present embodiment is:
The first step triggers aims at yarn feeding: adopt interrupted hair rove to grip by yarn feeding roller 2 with every pressure roller 13 after upper horn mouth 8, when interrupted generator 12 produces triggering signal and triggers electromagnetic switch 11 when inhaling moving magnet piece 10 and drawing close, frizzen 1 swings forward the yarn feeding roller 2 that makes to be packed on frizzen 1 and moves forward to contact with middle roller 19 and push down interrupted hair rove and rotate yarn feeding; Tooth bar 3 synchronously moves forward and drives idler 4 to rotate counterclockwise, and drive swing arm wheel 5 to clockwise rotate to drive the second swing arm 6 and be packed in swing horn mouth 7 in the second swing arm 6 and move forward to the rear portion of middle roller 19, interrupted hair rove is fed on sliver exactly.
Second step stops feeding breaks reset: when interrupted generator 12 produces termination signal and triggers electromagnetic switch 11 while cutting out, back-moving spring 9 resets frizzen 1 to swing backward, yarn feeding roller 2 is separated with middle roller 19 and stops yarn feeding; Tooth bar 3 synchronously backward the mobile idler 4 that drives clockwise rotate, and drive swing arm wheel 5 to rotate counterclockwise to drive the second swing arm 6 and be packed in, swing horn mouth 7 in the second swing arm 6 is mobile backward breaks interrupted hair rove, realizes disconnected bar and resets.
The compound output resultant yarn of the 3rd step: by the cycle or trigger randomly the circulation of the first step and second step, make on sliver a section interrupted hair rove of affix off and on, interrupted hair rove and sliver are after front roller 20 outputs of fine spining machine, and the interrupted composite yarn that twisting forms slubbing outward appearance is slub yarn 17.Concrete composite spinning technological parameter, as shown in table 1.
Embodiment 3
In conjunction with Fig. 2, the step of the disclosed a kind of interrupted compound spinning method of the present embodiment is:
The first step triggers aims at yarn feeding: adopt interrupted cotton rove to grip by yarn feeding roller 2 with every pressure roller 13 after upper horn mouth 8, when interrupted generator 12 produces triggering signal and triggers electromagnetic switch 11 when inhaling moving magnet piece 10 and drawing close, frizzen 1 swings forward the yarn feeding roller 2 that makes to be packed on frizzen 1 and moves forward to contact with rear roller 18 and push down interrupted cotton rove and rotate yarn feeding; Tooth bar 3 synchronously moves forward and drives idler 4 to rotate counterclockwise, and drive swing arm wheel 5 to clockwise rotate to drive the second swing arm 6 and be packed in swing horn mouth 7 in the second swing arm 6 and move forward to the rear portion of rear roller 18, interrupted cotton rove is fed exactly in washing on bar.
Second step stops feeding breaks reset: when interrupted generator 12 produces termination signal and triggers electromagnetic switch 11 while cutting out, back-moving spring 9 resets frizzen 1 to swing backward, yarn feeding roller 2 is separated with rear roller 18 and stops yarn feeding; Tooth bar 3 synchronously backward the mobile idler 4 that drives clockwise rotate, and drive swing arm wheel 5 to rotate counterclockwise to drive the second swing arm 6 and be packed in, swing horn mouth 7 in the second swing arm 6 is mobile backward breaks interrupted cotton rove, realizes disconnected bar and resets.
The compound output resultant yarn of the 3rd step: by the cycle or trigger randomly the circulation of the first step and second step, make to wash on bar a section interrupted cotton rove of affix off and on, interrupted cotton rove with wash bar after front roller 20 output of fine spining machine, the interrupted composite yarn that twisting forms slubbing outward appearance is slub yarn 17.Concrete composite spinning technological parameter, as shown in table 1.
Table 1: the interrupted composite spinning technological parameter of spinning different thicknesses
Claims (5)
1. an interrupted Compound spinning directly triggers the yarn feeding device at intermittence of roller, it is characterized in that: comprise electromagnetism trigger mechanism, the signal controlling yarn-feeding device being provided according to interrupted generator (12) by electromagnetism trigger mechanism is fed feeding interrupted rove (14) or stopping to the drawing rollers of fine spining machine, when yarn-feeding device to the drawing rollers of fine spining machine when feeding interrupted rove (14), by electromagnetism trigger mechanism control Duan Tiao mechanism, interrupted rove (14) is accurately fed to drawing rollers pair, in the time that yarn-feeding device stops feeding, by electromagnetism trigger mechanism control Duan Tiao mechanism, interrupted rove (14) is pulled apart,
Described electromagnetism trigger mechanism comprises electromagnetic switch (11) and swingable frizzen (1), electromagnetic switch (11) connects described interrupted generator (12), on one end of frizzen (1), be provided with magnet piece (10), the signal that electromagnetic switch (11) provides according to interrupted generator (12) is by magnet piece (10) adhesive or unclamp, yarn-feeding device and described Duan Tiao mechanism described in the other end control of frizzen (1);
Yarn-feeding device comprises yarn feeding roller (2), yarn feeding roller (2) is located on the other end of described frizzen (1), by the swing of frizzen (1), yarn feeding roller (2) contacts any one drawing rollers of described drawing rollers centering or leaves, on yarn feeding roller (2), be pressed with every pressure roller (13), described interrupted rove (14) feeds from yarn feeding roller (2) and between pressure roller (13) by upper horn mouth (8), be located at one end of the first swing arm every pressure roller (13), the other end of the first swing arm connects back-moving spring (9);
Duan Tiao mechanism comprises tooth bar (3), tooth bar (3) is located on described yarn feeding roller (2), the both sides of idler (4) are meshed with tooth bar (3) and swing arm wheel (5) respectively, one end of the second swing arm (6) connects swing arm wheel (5), on its other end, be provided with and swing horn mouth (7), in the time that described yarn feeding roller (2) contacts any one drawing rollers of described drawing rollers centering, described interrupted rove (14) feeds described drawing rollers pair via swinging horn mouth (7), in the time that described yarn feeding roller (2) leaves any one drawing rollers of described drawing rollers centering, swing by the second swing arm (6) is pulled apart described interrupted rove (14) by swinging horn mouth (7).
2. a kind of interrupted Compound spinning as claimed in claim 1 directly triggers the yarn feeding device at intermittence of roller, it is characterized in that: the signal that described interrupted generator (12) provides is triggering and the termination signal in random or cycle.
3. an interrupted compound spinning method for employing yarn feeding device at intermittence as claimed in claim 1, is characterized in that, step is:
The first step triggers aims at yarn feeding: interrupted rove (14) grips by yarn feeding roller (2) with every pressure roller (13) after upper horn mouth (8), when interrupted generator (12) produces triggering signal and triggers electromagnetic switch (11) and inhale moving magnet piece (10) while drawing close, frizzen (1) swings forward and yarn feeding roller (2) is moved forward until contact and push down interrupted rove (14) and yarn feeding with any one drawing rollers of drawing rollers centering, tooth bar (3) synchronously moves forward, being driven swing arm wheel (5) thereby rotated by idler (4) drives the second swing arm (6) to swing, to swing horn mouth (7) and move forward to the right rear portion of drawing rollers, interrupted rove (14) is fed on main body rove (15) exactly,
Second step stops feeding breaks reset: after interrupted generator (12) produces termination signal and triggers electromagnetic switch (11) and unclamps, back-moving spring (9) resets frizzen (1), thereby yarn feeding roller (2) is separated with drawing rollers and stop yarn feeding, tooth bar (3) synchronously moves backward, drive swing arm wheel (5) by idler (4) thus rotate and drive the second swing arm (6) backswing with direction contrary in the same first step, will swing horn mouth (7) and move and break interrupted rove (14) backward;
The compound output resultant yarn of the 3rd step: by the cycle or trigger randomly the circulation of the first step and second step, make interrupted rove (14) append to off and on main body rove (15) upper, and through front roller (20) output of fine spining machine, the interrupted composite yarn (17) that twisting forms slubbing outward appearance.
One kind intermittence as claimed in claim 1 yarn feeding device application, it is characterized in that: by intermittence as claimed in claim 1 yarn feeding device for the composite spinning of the slub yarn of different length and different interval, and the composite yarn that spins can be used for clothes and household textiles.
One kind intermittence as claimed in claim 1 yarn feeding device application, it is characterized in that: by intermittence as claimed in claim 1 yarn feeding device for the composite spinning of the slub yarn of different length and different interval, and the composite yarn that spins can be used for jean and Household ornament textiles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210030677.0A CN102560767B (en) | 2012-02-11 | 2012-02-11 | Intermittently yarn feeding device capable of triggering rollers directly in intermittent composite spinning and method and application thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210030677.0A CN102560767B (en) | 2012-02-11 | 2012-02-11 | Intermittently yarn feeding device capable of triggering rollers directly in intermittent composite spinning and method and application thereof |
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| CN102560767A CN102560767A (en) | 2012-07-11 |
| CN102560767B true CN102560767B (en) | 2014-05-28 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102787402B (en) * | 2012-07-22 | 2014-12-10 | 东华大学 | Intermittent overfeeding composite spinning device with single inclined plane groove and method |
| CN102787410B (en) * | 2012-07-22 | 2014-08-13 | 东华大学 | Intermittent overfeeding composite spinning device with symmetrical inclined plane groove and method |
| CN102787413B (en) * | 2012-07-22 | 2014-12-10 | 东华大学 | Back and forth interactive batch-type over feeding composite spinning device and technology |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3402096A (en) * | 1967-04-13 | 1968-09-17 | Monsanto Co | Variable bulk continuous filament yarn |
| DE2018701A1 (en) * | 1969-09-04 | 1971-03-11 | VEB Spinnereimaschinenbau Karl Marx Stadt, χ 9000 Karl Marx Stadt | Feed device for open end spinning devices |
| FR2402724A1 (en) * | 1977-09-07 | 1979-04-06 | Rhone Poulenc Textile | Effect yarn prodn. - by creating overfeed of spun yarn on open=end spinning machine |
| US4170865A (en) * | 1978-03-10 | 1979-10-16 | J. P. Stevens & Co., Inc. | Yarn slubbing device |
| DE3721343A1 (en) * | 1986-07-03 | 1988-01-07 | Zinser Textilmaschinen Gmbh | Apparatus for the spinning of threads |
| CN2188101Y (en) * | 1994-05-04 | 1995-01-25 | 上海二纺机股份有限公司 | Nubby yarn spinning device for spinning frame |
| JP3542069B2 (en) * | 1999-01-06 | 2004-07-14 | 東邦テナックス株式会社 | Draft device |
| CN1140656C (en) * | 2001-08-03 | 2004-03-03 | 杭州中汇棉纺织有限公司 | Intermittent spinning process and yarn therewith |
| CN201545986U (en) * | 2009-09-16 | 2010-08-11 | 杭州恒生化纤有限公司 | Automatic fancy twisting machine for producing four-color stripe yarn |
| CN101886302B (en) * | 2010-06-23 | 2012-07-04 | 东华大学 | Periodical terylene-viscose blended yarn processing device and method thereof |
| CN102011228B (en) * | 2010-11-05 | 2013-01-02 | 广州纺织服装研究院 | Rough yarn strip fascinated yarn and spinning device and spinning method thereof |
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