CN103014944B - Splitting twisting-boosting type vortex spinner - Google Patents
Splitting twisting-boosting type vortex spinner Download PDFInfo
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- CN103014944B CN103014944B CN201310011016.8A CN201310011016A CN103014944B CN 103014944 B CN103014944 B CN 103014944B CN 201310011016 A CN201310011016 A CN 201310011016A CN 103014944 B CN103014944 B CN 103014944B
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Abstract
The invention belongs to the technical field of textile processing and relates to a splitting twisting-boosting type vortex spinner which is used for feeding fiber bundles into a vortex spinning area on a spinning machine in a splitting manner and boosts twisting for the fiber bundles in vortex spinning. The splitting twisting-boosting type vortex spinner is of a structure with a splitting feeding channel and a twisting-boosting device, a structure of a traditional vortex spinner with a single feeding channel and a single static spindle is improved, a vortex spinning mode of single-channel fiber feeding and static spindle pure vortex twisting of the traditional vortex spinner is changed, active holding type twisting is carried out for fiber bundles in the splitting channel, boosted twisting is carried out for fiber bundles guided in by the outer wall of a guide needle during vortex wrapping and winding, fiber control during vortex spinning is enhanced, requirement limit on number of fibers included in a fiber bundle and cohesive force during traditional vortex spinning is broken through, spinnable fiber variety and spinnable yarn count range of the vortex spinning technology are expanded. The splitting twisting-boosting type vortex spinner is reasonable in structure and convenient to use and operate.
Description
Technical field
The present invention relates to and a kind of on vortex flow spinner, fiber strip beam splitting is fed into eddy current resultant yarn district, and sth. made by twisting formula air vortex spinning device is helped to the beam splitting that the fiber strip in eddy current resultant yarn carries out power-assisted twisting simultaneously, belong to technical field of textile processing.
Technical background
Traditional ring spinning processes is the spinning of positive holding end, because have that spinning technological process is long, spinning speed and the shortcoming such as package capacity is low and limited, automaticity is low, therefore many novel restrain end high-speed spinning methods constantly occur, as Revolving cup spinning, friction spinning and vortex spinning etc.Wherein air vortex spinning utilizes fixed vortex spinning spool, replaces the rotor of high speed rotary and Yarn-spinning spindle, steel traveler to carry out a kind of spinning method spinned.First the theory adopting air-flow to carry out spinning is proposed in 1956 by du pont company, for the production of long filament and section fibre composite yarn (sheaf yarn), finally defines Uniplex
tMmachine, is mainly used in processing aramid fiber.Development open-end spinning machine is also constantly stepped up in Asia, Europe subsequently, finally Japanese Murata (field, village) company releases sir jet spinning machines MJS801 in nineteen eighty-two U.S.'s frame exhibition, Suessen company of Germany is international frame exhibition release Spinning Assembly winding sir jet spinning machines in 1987, and Rieter releases J10 type sir jet spinning machines in international frame exhibition in 09 year.But, existing more ripe, be the MVS type vortex flow spinner of field, Japanese village development compared with the open-end spinning frame of extensive use.The vortex spinning (MVS) of field, village of Japan development develops from Air-Jet Spinning (MJS), the air jet pipe of configuration before and after replacing two with a vortex tube, and release in the international frame exhibition in Osaka in 1997 first, model is MVS810.MVS Tecnology of Air Vortex Spinning is: ribbon feeds the drafting system of vortex flow spinner by feed roll motor, the fiber strip exported through drawing-off by airflow function, from cotton delivery pipe at a high speed feeding air vortex spinning device.Air vortex spinning device is made up of parts such as input quill road, fibre stream guide, outer tube and static ingots (also known as core pipe).Outer tube has 3 or 4 tangential air inlets, lower end is connected with air blast, and blower fan is extracting air from pipe constantly, and the air of outside enters in vortex tube along air inlet, produces gyrate air-flow.When rotating air-flow upwards and arriving core pipe, with carried by input quill road, guide the fiber entered to converge through fibre stream guide, a cohesion fibrous ring is formed along vortex tube inwall, stably around static ingot axis, high speed rotary, fiber is twisted resultant yarn, is continuously drawn by extraction roller from the yarn-guiding duct of static ingot and be wound into bobbin.Owing to replacing twisting and the cohesion and do not need pivotal parts of machinery with eddy current, thus there is the advantages such as speed is fast, output is high, technological process is short, row yielding is high, Japan releases MVS861 type vortex flow spinner spinning speed for 2003 up to 450m/min, and configure the automatic splicer of air, automatic doffing system, realize automatic spinning.
But production practices show, there is some circumscribed factor in existing air vortex spinning technology.First, in air vortex spinning process, the guide pin outer wall of fibre stream on fibre stream guide guides to static ingot mouth, fiber is free end, cause grasping force in spinning process not enough, inside and outside resultant yarn internal fiber, metastasis degree is low, outer fiber looping is more lax, and the poor staple fibre of cohesive force cannot resultant yarn.Therefore air vortex spinning spinning suiting fibre length is between 38-60 millimeter, and the scope of raw material is confined to short chemical fibre and medium-length fibre substantially, due on yarn quality, not strong in the competitiveness of high grade yarn production field.Secondly, the yarn formation structure of air vortex spinning is more lax, and the long segment uniformity is good, but brute force is lower, limits air vortex spinning spinning high grade yarn.Therefore, the yarn formation structure solving air vortex spinning is more lax, and yarn strength is lower, fiber-spinnable raw material range is limited, be not suitable for the problems such as spinning high grade yarn, has vital meaning for developing universality vortex flow spinner.
China Patent Publication No. CN101368305, publication date 2010.06.02, invention and created name is a kind of air injection air vortex spinning apparatus producing cladded yarn, this application complicated legal case provides a kind of air injection air vortex spinning apparatus producing cladded yarn, staple fibre bundle can be made to carry out even looping to core silk, the cladded yarn uniform quality produced, improves the brute force of vortex spinning yarn to a certain extent.China Patent Publication No. CN101012581, publication date 2007.08.08, invention and created name is processing apparatus for jet vortex spinning core spun yard, this application complicated legal case provides a kind of processing apparatus for jet vortex spinning core spun yard, produce vortex spinning long filament composite core-spun yarn, improve the brute force of air vortex spinning yarn to a certain extent.Above-mentioned two patented inventions mainly improve the brute force of final vortex spinning yarn by introducing powerful higher long filament in air vortex spinning process, but which does not fundamentally improve the eddy current yarn forming performance of staple fibre, the production that staple fibre carries out a high eddy current yarn on vortex flow spinner still cannot be realized.China Patent Publication No. CN1200155, publication date 2005.05.04, invention and created name is complex twisting device for air-jet eddy-current spinning, this application complicated legal case provides a kind of complex twisting device for air-jet eddy-current spinning of new design, improve the crucial spinning parts of air injection air vortex spinning machine, inhibit negative pressure vortex field to be siphoned away from exhaust ports by few fibers, improve air vortex spinning quality to a certain extent.China Patent Publication No. CN2835273, publication date 2006.11.08, invention and created name is nozzle device for jet-vortex spinning, this application complicated legal case provides a kind of nozzle device for jet-vortex spinning, by the structure optimization to air vortex spinning nozzle, more be conducive to controlling air flow power, reduce fibrous fracture irregularity, improve fiber yarn forming quality to a certain extent; But this application complicated legal case still cannot solve the problem of vortex flow spinner spinning staple fibre high grade yarn.
Except improving in air vortex spinning Instrument Design, by changing the physical property of air vortex spinning fiber, improve fiber flexibility and obvolvent performance is also an important channel of improving eddy current yarn forming performance.China Patent Publication No. CN102108574, publication date 2012.04.25, invention and created name is the method for producing hemp yarns through vortex spinning, this application complicated legal case can not meet the problem of high-count high-density fabric requirement for the Chinese dimity, provide a kind of method of producing hemp yarns through vortex spinning, by carrying out some row preliminary treatment to the china-hemp fibers of operation before air vortex spinning, improve the spinnability of ramee, then the ramee raw material made is used for conventional vortex spinning, improves the eddy current spinning yarn quality of Chinese fiber crops to a certain extent and improve the limit count of china-hemp fibers; But the method relates to that griping cotton machine, mixed cotton slitter, vibrating cotton box, lapper, carding machine etc. are multiple spins front operation, cause the high-quality ramee production process for air vortex spinning oversize, cost is too high, is unfavorable for that spread uses.China Patent Publication No. CN102691143A, publication date 2012.09.26, invention and created name is a kind of method improving air vortex spinning yarn forming performance, this application complicated legal case is for the problem of fiber not easily eddy current resultant yarn, there is provided a kind of, on air vortex spinning device, the wet soften handled of segmentation heat is carried out to air vortex spinning fiber strip, reduce the spinning method of fiber stiffness instantaneously, significantly improve fiber reel-twist performance easy to control, easy, effectively improve air vortex spinning yarn forming performance.But by significantly improving the mode of fibre property to improve the method for fiber air vortex spinning yarn forming performance, the architectural feature of vortex spinning yarn can not be changed, therefore in produced Air Vortex Spun Yarn line structure, still metastasis degree not inside and outside fiber, fibre cohesion degree is poor, yarn texture is fluffy, and the improvement of essence still can not occur yarn mechanics mechanical performance.
Summary of the invention
For above-mentioned existing problems, the object of the present invention is to provide a kind of on vortex flow spinner fiber strip beam splitting be fed into eddy current resultant yarn district, and sth. made by twisting formula air vortex spinning device is helped to the beam splitting that the fiber strip in eddy current resultant yarn carries out power-assisted twisting simultaneously.
To achieve these goals, technical solution of the present invention is:
A kind of beam splitting helps sth. made by twisting formula air vortex spinning device, comprise and be arranged on the fibre stream guide be made up of guide pin and guide pin holder in outer tube and static ingot, described guide pin holder has vertical through hole, through point beam passage is had in guide pin, guide pin is inserted in the vertical through hole in holder, tight fit between guide pin and holder, yarn path in point beam passage and static ingot is on same axis, ingot chamber is provided with in described static ingot lower end, help twister by rotary spindle, spindle support and spindle band are formed, rotary spindle movable upper end be inserted in ingot chamber, rotary spindle has trough of belt, spindle band is arranged in trough of belt, the lower end of rotary spindle is fixed in spindle support by bearing, through false twisting passage is provided with in rotary spindle, curved section of false twisting passage interlude, the center line of the yarn path in the center line of false twisting channel entrance and static ingot overlaps.
Described false twisting passage medial arc section height is 10-30 millimeter, and the initiating terminal distance of segmental arc grips false twisting channel entrance 5-10 millimeter.
Described false twisting passage medial arc section is positioned at the side of false twisting channel centerline, and in segmental arc, camber line center is more than or equal to 2 millimeters to the distance of false twisting channel centerline.
Owing to have employed above technical scheme, compared with prior art, a kind of beam splitting of the present invention helps sth. made by twisting formula air vortex spinning device, its advantage is: the present invention adopts and offer vertical through hole on the guide pin holder of air vortex spinning device, through point beam passage is had in guide pin, guide pin is inserted in the vertical through hole in holder, tight fit between guide pin and holder, yarn path in point beam passage and static ingot is on same axis, realize the beam splitting feeding of the fiber strip of vortex spinning, that is: a part of fiber strip enters into the yarn path entrance of static ingot through the outer wall guided of guide pin by defeated fine passage, another part fiber strip directly enters the yarn path entrance center of static ingot by point beam passage in guide pin, be arranged on simultaneously and help twister below static ingot, yarn warp yarn passage being incorporated into false twisting passage implements false twisting effect at segmental arc (i.e. false twisting point), the twist more than false twisting point be directly delivered to from bottom to top be positioned at minute beam passage fiber strip on, because in point beam passage, fiber strip one end is gripped by the front roller nip of vortex flow spinner, belong to initiatively holding twisting to the fiber strip twisting in point beam passage, in the structure after yarn twisting, the inside and outside transfer of fiber fully.And it is contrary to upload the eddy current cyclone direction formed in turn direction and air vortex spinning device, plays and helps sth. made by twisting and the effect of reinforcement looping, significantly improve the compactness of eddy current yarn formation structure to the fiber strip eddy current resultant yarn feeding guiding by conventional methods.When institute's yarn is below false twisting point, be subject to instantaneously helping with top and twist with the fingers the antipodal twisting effect in twist direction, the fiber be beneficial in yarn texture occurs that sharply spiral break-in and obvolvent are tangled, and increases fibre migration and the obvolvent of yarn interior further.Because the center line of a point beam passage, yarn path and gripping false twisting passage overlaps, initiatively holding twisting yarn is made to be positioned at the sandwich layer of yarn formation structure, the yarn formation structure be positioned at by the fiber strip eddy airstream looping resultant yarn part of defeated fine passage feeding is outer, not only increase the cohesive force of resultant yarn internal fiber, significantly improve yarn strength, and maintain the bright and clean appearance of eddy current resultant yarn and apparent Filament-wound Machine form.Therefore, the present invention adopts beam splitting feed and help twister structure, the fiber strip feeding breaching existing air vortex spinning device becomes the limitation of yarn twisting mode with eddy current, change traditional eddy current yarn formation structure, add the inside and outside transfer of eddy current resultant yarn core structure fiber and cohesive force, enhancing yarn outer layer fiber looping resultant yarn tightness, when not changing eddy current resultant yarn mode of appearance, significantly improving eddy current resultant yarn tightness and yarn strength.
Beam splitting of the present invention helps sth. made by twisting formula air vortex spinning device to adopt beam splitting feeding passage and helps the structure of twister, improve traditional air vortex spinning device single feeding passage and single static ingot structure, change the single channel fiber feeding of traditional air vortex spinning device and the air vortex spinning mode of the simple eddy current twisting of static ingot, achieve the fiber strip initiatively holding twisting being implemented to fiber strip in point beam passage and guide pin outer wall is imported and implement power-assisted twisting when eddy current looping, the fiber strengthened in air vortex spinning process controls, breach and want finding limit to number of fiber contained by fiber strip and cohesive force in traditional air vortex spinning process, significantly expand the spinning suiting fiber species of air vortex spinning technology and can size range have been spun.The present invention is rational in infrastructure, easy for operation.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail
See accompanying drawing
Beam splitting helps sth. made by twisting formula air vortex spinning device by outer tube 4, guide pin holder 3, guide pin 5, defeated fine passage 1, static ingot 8, helps twister to form.Outer tube 4 is provided with four inlet channels 6 and gas outlet 13, the fibre stream guide that guide pin 5 and guide pin holder 3 are formed arranges on outer tube 4, guide pin holder 3 has vertical through hole, through point beam passage 2 is had in guide pin 5, guide pin 5 is inserted in the vertical through hole in holder 3, tight fit between guide pin 5 and holder 3, the yarn path 7 in point beam passage 2 and static ingot 8 is on same axis, ingot chamber is provided with in static ingot 8 lower end, help twister by rotary spindle 10, spindle support 11 and spindle band 12 are formed, rotary spindle 10 movable upper end be inserted in ingot chamber, rotary spindle 10 has trough of belt, spindle band 12 is arranged in trough of belt, and tightly on trough of belt, form one section of grip hold arc, the lower end of rotary spindle 10 is placed in spindle support 11 by bearing, through false twisting passage 9 is provided with in rotary spindle 10, curved section of false twisting passage 9 interlude, the vertical cross-section of whole false twisting passage 9 is rounded and internal diameter is identical, false twisting passage 9 medial arc section height is 10-30 millimeter, the initiating terminal distance of segmental arc grips false twisting passage 9 import 5-10 millimeter, false twisting passage 9 medial arc section is positioned at the side of false twisting passage 9 center line, and camber line center is more than or equal to 2 millimeters to the distance of false twisting passage 9 center line in segmental arc, the center line of the yarn path 7 in the center line of false twisting passage 9 import and static ingot 8 overlaps.
Beam splitting of the present invention helps the operation principle of sth. made by twisting formula air vortex spinning device
Beam splitting helped sth. made by twisting formula air vortex spinning device by outer tube 4 and help spindle support 11 fixed mount of twister to be fixedly mounted on vortex flow spinner resultant yarn section, the external transmission device of spindle band 12, fiber strip feeding vortex flow spinner high drafting system carry out drawing-off after, exported by front roller nip, a fiber strip part is through defeated fine passage 1, and yarn path 7 upper port caused by guide pin 5 outer wall in static ingot 8, inlet channel 6 external compressed air leather hose, high speed and high pressure air-flow is incorporated in eddy current cavity, discharge through the gas outlet 13 be arranged on outer tube 4, eddy airstream is formed at eddy current in eddy current cavity, eddy current twisting resultant yarn is carried out to the fiber strip being positioned at vortex cavity, point beam passage 2 of another part in guide pin 5 of fiber strip directly enters the upper port center, yarn path 7 in static ingot 8, and converge twisting resultant yarn with the fiber strip inputted through defeated fine passage 1, the sliver after twisting enters yarn path 7.Spindle band 12 driven rotary spindle 10 carries out High Rotation Speed, sliver warp yarn passage 7 being incorporated into false twisting passage 9 implements false twisting at segmental arc place, more than segmental arc sliver strengthen the twist be directly delivered to from bottom to top be positioned at point beam passage 2 fiber strip on, fiber strip in point beam passage 2 is twisted, because in point beam passage 2, fiber strip one end is gripped by the front roller nip of vortex flow spinner, therefore initiatively holding twisting is belonged to the fiber strip twisting in point beam passage 2, make the inside and outside transfer of fiber in the structure after the fiber strip twisting in point beam passage 2 abundant.And, upload turn direction and help the eddy current cyclone direction formed in sth. made by twisting formula air vortex spinning device contrary with beam splitting, the fiber strip eddy current twisting resultant yarn fed is implemented to power-assisted twisting and strengthened looping, significantly improve the compactness of eddy current yarn formation structure by defeated fine passage 1.Institute's yarn is stressed when being drawn to below segmental arc, is subject to instantaneously helping with top and twists with the fingers the antipodal twisting effect in twist direction, make the fiber in yarn texture produce sharply spiral break-in and obvolvent and tangle, and increases fibre migration and the obvolvent of yarn interior further.Because the center line of a point beam passage 2, yarn path 7 and false twisting passage 9 overlaps, the beam splitting sliver of initiatively holding twisting is made to be positioned at the sandwich layer of yarn formation structure, the yarn formation structure that the fiber strip eddy airstream looping resultant yarn part fed by defeated fine passage 1 is positioned at is outer, therefore institute's yarn internal fiber cohesive force increases, yarn strength significantly improves, and maintains the bright and clean appearance of traditional eddy current resultant yarn and apparent Filament-wound Machine form.From the sliver that false twisting passage 9 exports, through a pair guide roller, thread-carrier, tensioner, be finally wound on the bobbin below vortex flow spinner.
Claims (3)
1. a beam splitting helps sth. made by twisting formula air vortex spinning device, comprise and be arranged on the fibre stream guide be made up of guide pin (5) and guide pin holder (3) in outer tube (4) and static ingot (8), it is characterized in that: described guide pin holder (3) has vertical through hole, through point beam passage (2) is had in guide pin (5), guide pin (5) is inserted in the vertical through hole in holder (3), tight fit between guide pin (5) and holder (3), yarn path (7) in point beam passage (2) and static ingot (8) is on same axis, ingot chamber is provided with in described static ingot (8) lower end, help twister by rotary spindle (10), spindle support (11) and spindle band (12) are formed, rotary spindle (10) movable upper end be inserted in ingot chamber, (10) have trough of belt to rotary spindle, spindle band (12) is arranged in trough of belt, the lower end of rotary spindle (10) is fixed in spindle support (11) by bearing, through false twisting passage (9) is provided with in rotary spindle (10), curved section of false twisting passage (9) interlude, the center line of the yarn path (7) in the center line of false twisting passage (9) import and static ingot (8) overlaps.
2. a kind of beam splitting as claimed in claim 1 helps sth. made by twisting formula air vortex spinning device, it is characterized in that: described false twisting passage (9) medial arc section height is 10-30 millimeter, the initiating terminal distance of segmental arc grips false twisting passage (9) import 5-10 millimeter.
3. a kind of beam splitting as claimed in claim 1 helps sth. made by twisting formula air vortex spinning device, it is characterized in that: described false twisting passage (9) medial arc section is positioned at the side of false twisting passage (9) center line, and in segmental arc, camber line center is more than or equal to 2 millimeters to the distance of false twisting passage (9) center line.
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| CN201310011016.8A CN103014944B (en) | 2013-01-11 | 2013-01-11 | Splitting twisting-boosting type vortex spinner |
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| CN201310011016.8A CN103014944B (en) | 2013-01-11 | 2013-01-11 | Splitting twisting-boosting type vortex spinner |
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| CN103014944B true CN103014944B (en) | 2015-04-29 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103981602B (en) * | 2014-05-15 | 2016-06-01 | 武汉纺织大学 | A kind of actively holding holds the rotary device improving yarn surface structure |
| CN106012124B (en) * | 2016-08-09 | 2018-12-18 | 苏州江赛纺织科技有限公司 | A kind of easy raising Tecnology of Air Vortex Spinning and its processing unit (plant) |
| CN107829176B (en) * | 2017-11-17 | 2019-12-03 | 武汉纺织大学 | A kind of application of the box-like device of valve for the clean processing of yarn ultraphotic |
| CN109735971B (en) * | 2019-01-08 | 2021-08-17 | 武汉纺织大学 | Vortex spinning method of rotary spindle |
| CN114836864A (en) * | 2021-02-02 | 2022-08-02 | 江苏京正特种纤维有限公司 | Vortex core-spun yarn production device and production method |
| CN114990744B (en) * | 2022-05-06 | 2023-05-16 | 宜城市天舒纺织有限公司 | Efficient production device and production method for antibacterial blended yarn |
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| US5687558A (en) * | 1991-07-13 | 1997-11-18 | Hans Stahlecker | Fiber supply arrangement for open-end rotor spinning |
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