CN108004599A - A kind of efficient throwing device - Google Patents

A kind of efficient throwing device Download PDF

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Publication number
CN108004599A
CN108004599A CN201711493142.6A CN201711493142A CN108004599A CN 108004599 A CN108004599 A CN 108004599A CN 201711493142 A CN201711493142 A CN 201711493142A CN 108004599 A CN108004599 A CN 108004599A
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China
Prior art keywords
throwing
strand
godet
silk
electric machine
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CN201711493142.6A
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Chinese (zh)
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CN108004599B (en
Inventor
罗海林
叶文
傅雅琴
陈庆华
何华丰
陈文兴
钱建华
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HANGZHOU FEIYU TEXTILE MACHINERY CO Ltd
Hangzhou Textile Machinery Group Co Ltd
Zhejiang Sci Tech University ZSTU
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HANGZHOU FEIYU TEXTILE MACHINERY CO Ltd
Hangzhou Textile Machinery Group Co Ltd
Zhejiang Sci Tech University ZSTU
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Publication of CN108004599A publication Critical patent/CN108004599A/en
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    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01BMECHANICAL TREATMENT OF NATURAL FIBROUS OR FILAMENTARY MATERIAL TO OBTAIN FIBRES OF FILAMENTS, e.g. FOR SPINNING
    • D01B7/00Obtaining silk fibres or filaments
    • D01B7/04Reeling silk
    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01CCHEMICAL OR BIOLOGICAL TREATMENT OF NATURAL FILAMENTARY OR FIBROUS MATERIAL TO OBTAIN FILAMENTS OR FIBRES FOR SPINNING; CARBONISING RAGS TO RECOVER ANIMAL FIBRES
    • D01C3/00Treatment of animal material, e.g. chemical scouring of wool
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product
    • Y02P70/62Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Textile Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)
  • Wood Science & Technology (AREA)
  • Zoology (AREA)
  • Animal Husbandry (AREA)
  • Mechanical Engineering (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)

Abstract

The present invention relates to throwing technical field, more particularly to a kind of efficient throwing device, including mutually independent some thread throwing units, throwing unit is equipped with regulator control system, the winding motor that unit cylinder and driving unit cylinder rotate, regulator control system includes the detector of detection spinline tension, signal processor and adjustment structure, structure is adjusted to be arranged between sth. made by twisting sheath structure and exploration structure, including godet, upper seal wire button, lower seal wire button and rotary electric machine, the roll shaft of godet and the output axis connection of rotary electric machine, signal processor and rotary electric machine, winding motor is connected with detector.When spinline tension is too small, rotary electric machine reduces godet rotating speed, slows down strand coiling speed, avoids strand from loosely winding, spinline tension is gradually increased;When spinline tension is excessive, rotary electric machine accelerates godet rotating speed, avoids strand tension from winding, gradually reduces spinline tension, and tight in the outer pine of silk cylinder, shaping is good, the generation for phenomena such as avoiding stripped thread, wire and fracture of wire.

Description

A kind of efficient throwing device
Technical field
The present invention relates to throwing technical field, and in particular to a kind of efficient throwing device.
Background technology
With silk cocoon scale, modernization and scientific cultivation, the process such as the cocoon drying of silk cocoon, shell cocoon, cocoon cooking is more and more automatic Change, procedure, with the innovation of intelligence control system technology, shortening technology for making tobacco threds flow increasingly has feasibility.Such as Fig. 1 institutes Show, traditional automatic wire producing machine includes some thread throwing units and winding group 14, mainly include per thread throwing unit end feeding device 2, Collect thread device 3, twist with the fingers sheath structure 4, explore structure 5, anti-cut-out structure 11, network cross ring 7, winding group is made of some small Yu, these are small Yu connects so as to share same winding motor successively in the axial direction, and each small Yu corresponds to a throwing unit, by winding group It is additionally provided with and stops Yu wheel 13, the end of winding group is equipped with friction periphery, and can mutually rub with stopping Yu wheel makes small Yu taper off rotation. Generally also set up throwing groove 12 before thread device is collected, the silk cocoon in throwing groove forms silk after end feeding device shell cocoon, then passes through Collection thread device enters after arranging to be twisted with the fingers sheath structure and is twisted strand, then in turn through being twined after exploring structure, anti-cut-out structure and network cross ring It is wound on small Yu and wound packages silk is made.
Small Yu silk piece needs to use after being converted into wound packages silk in follow-up silk throwing, and restructures complex steps, existing There is the automatic wire producing machine that bobbin is substituted to small Yu, bobbin connects to forming winding group successively in the axial direction.With the automatic system with small Yu Silk machine is compared, and can be reduced using the automatic wire producing machine of bobbin and be returned all multiple operation such as wet, rereeling, lacing, packing, silk damping, winder, is had The advantages that having reduction production cost, increasing package capacity, improve formation efficiency, improve strand post-processing condition.
Although the existing automatic throwing technology of wound packages silk has the advantages that many, there is also some problems, including:(1)Cylinder Son connects shared same winding motor successively in the axial direction, interrelated between each thread to cause operation underaction, when certain thread Silk cylinder cannot be removed during failure in time, influences efficiency;(2)Before the smaller silk cylinder resulted in of bobbin diameter compared with small Yu Diameter difference afterwards is obvious, and the linear velocity of strand can be getting faster in the later stage, and tension force during strand coiling also can be increasing, shadow Strand quality is rung, or even causes fracture of wire, and the outer layer silk extruding internal layer silk on silk cylinder, the sliding of production strand bar or wire, silk Cylinder shaping is bad;(3)Bobbin throwing wind when can not rapid draing, wound packages silk water content is higher, between strand mutually bond, make Wound packages silk can not be successfully unwinding, produce the defects of jumping silk knocking over;(4)Wound packages silk lacks the processes such as rereeling, silk damping, content of silk gum Height, the strand that the direct reel silk from cocoons of unit cylinder is made is more stiff, tends not to meet following process needs.Due to depositing for the above problem The popularization of the automatic throwing technology of wound packages silk is being limited, up to the present the automatic throwing technology of wound packages silk is not widely used in also making Wire rows industry.
The content of the invention
It is interrelated for each thread throwing unit in existing throwing device and the problem of influence efficiency, the purpose of the present invention exists In providing a kind of efficient throwing device, each thread throwing unit is respectively equipped with unit cylinder, reduces the association between each thread, operation is more Add flexibly, improve production efficiency.
The present invention provides following technical solution:
A kind of efficient throwing device, including some thread throwing units, per thread throwing unit in silk or the conveying direction of strand On be disposed with end feeding device, collection thread device from the front to the back, twist with the fingers sheath structure, explore structure, network cross ring and the unit cylinder for winding strand, The shaft of each unit cylinder is arranged parallel to, make unit cylinder from one end of throwing device to the direction of the other end on parallel successively Row.The throwing device of the present invention is equipped with some thread throwing units, and the unit cylinder of winding strand is equipped with each throwing unit, Work independently between so each throwing unit, can in time stop when certain thread throwing unit breaks down and remove silk cylinder without shadow Remaining throwing unit is rung, reduces the contact between each throwing unit, the flexibility of each thread operation improves, and improves production efficiency.
As a modification of the present invention, the winding motor for turning unit cylinder is additionally provided with throwing unit and adjusts strand The regulator control system of power, regulator control system are arranged on before network cross ring, include detector, signal processor and the adjustment of detection spinline tension Structure, signal processor are connected with winding motor, detector and adjustment structure.Regulator control system is added in throwing unit, works as inspection Survey device detect strand overtension or it is too small when, tension signal is transferred to signal processor, is controlled by signal processor Adjustment structure adjusts, and the tension force of strand is diminished or is become larger accordingly, so that regulate and control tension force of the strand in winding process, So that the tension force of strand keeps suitable, the situation of pine in tight outside the appearance of silk cylinder, elimination strand stripped thread or wire, reduction strand are avoided The situation for occurring fracture of wire because of overtension occurs.Winding motor forms closed-loop control with signal processor in throwing unit, when When detector detects that strand disconnects, signal processor control winding motor is shut down;When manually turning off or on winding motor, Signal processor receives corresponding signal and controls regulator control system to open accordingly, realizes the synchronization and coordination of strand coiling, wire feed.
As a modification of the present invention, adjustment structure, which is arranged on, twists with the fingers between sheath structure and exploration structure, including winding strand Godet, guiding strand conveying upper seal wire button and lower seal wire button and rotary electric machine, upper seal wire be buckled in the top of godet Arrangement, for lower seal wire in the arranged beneath of godet, rotary electric machine and seal wire roller coaxiality arrange that the roll shaft of godet is with rotating electricity The output axis connection of machine, adjustment structure are connected by rotary electric machine with signal processor.
Silk enters adjustment structure after twisting with the fingers sheath structure and strand is made, and wherein strand is first wrapped in after the guiding of lower seal wire button On godet, then tipped in again by upper seal wire into exploration structure, then by detector and network cross ring on silk cylinder.When When detector detects that the tension force of strand is too small, signal processor sends signal to rotary electric machine, and rotary electric machine reduces godet Rotating speed, so as to slow down the conveying speed of strand, strand is gradually tightened, and avoid strand from loosely being wound on unit cylinder, silk Bar tension force gradually increases;When detector detects the overtension of strand, signal processor sends signal to rotary electric machine, turns Dynamic motor accelerates the rotating speed of godet, so as to improve the conveying speed of strand, avoids strand tension on unit cylinder from winding, gradually The tension force of strand is reduced, the tension force of such strand is suitably adjusted, and tight in the outer pine of the strand on silk cylinder, the shaping of silk cylinder is good It is good, stripped thread, wire and fracture of wire are avoided, avoids spinline tension is excessive from influencing strand quality, or even cause the generation of fracture of wire phenomenon.Together When the rotating ratio of winding motor and rotary electric machine is controlled by signal processor, avoid in the outer tense-lax of the strand on silk cylinder.
As a modification of the present invention, strand winds 3~5 circles on godet.Strand is set to keep jail on godet Gu prevent strand from loosening.
As a modification of the present invention, the surface of godet is equipped with electric heating wire, and the temperature for making godet roll surface is 50 ~60 DEG C.Keep strand moderately dry, strand is wound on godet smooth, regain is small.
As a modification of the present invention, integrate thread device as electronic rough clearer, electronic rough clearer is connected with signal processor.Silk Bar can stop throwing in time when rough class failure occur and cutting off, and spinline tension is unaffected, and strand property is stablized, and instead of at the same time Fault Checking cut-out prevents and stop mechanism, simplifies throwing device, while control electronic rough clearer by signal processor Opening and closing.
As a modification of the present invention, throwing unit further includes oiling roller, and oiling roller is placed in collection thread device with twisting with the fingers sheath structure Between, finish used in oiling roller uses the hydroxy-silicone-oil emulsion of concentration 8~10%, and oiling roller is bonded from the silk of collection thread device output Enter after surface lubrication and twist with the fingers sheath structure.Hydroxy silicon oil can strengthen the obvolvent of strand, reduce the bonding between strand, effectively prevent from handing over Twine.
As a modification of the present invention, throwing unit further includes tensile spring structure and adjoins the infrared dry of tensile spring structure arrangement Dry device, tensile spring structure, which is arranged on, to be explored between structure and network cross ring, is included in the silk guide drum of interlaced arrangement on vertical direction and is consolidated Determine the connecting rod of silk guide drum, infrared dryer is arranged on before detector, and the distance of infrared dryer and strand is 10~20 lis Rice, IR wavelength heats in, and power of lamp tube is 300~400 watts, apart from 5 centimeters of strand in front of infrared dryer Operating temperature is 80~90 DEG C.Infrared rapid draing is carried out before strand coiling, water content during strand coiling is reduced, prevents silk Glue mutually bonds, lumps, and tensile spring structure can be such that strand is sufficiently dried.
As a modification of the present invention, throwing device further includes throwing groove, in the interior water of throwing groove containing concentration for 2~ 3% Rinsing auxiliary agent, including buffer solution and bleeding agent, wherein buffer solution are disodium hydrogen phosphate-citrate buffer solution, phosphoric acid hydrogen two One or more in sodium-potassium phosphate buffer, tris-HCI buffer, bleeding agent are sulfonation castor One or more in sesame oil, sodium alkyl benzene sulfonate, Di-phosphorus pentonide.Increase silk by adding Rinsing auxiliary agent in throwing groove The flexibility of bar, it is convenient to omit the silk damping process in traditional strand production process, is directly prepared into and meets after-processing technology demand Wound packages silk.
Beneficial effects of the present invention are as follows:
The throwing device of the present invention, production efficiency is high, and structure simplifies, it is ensured that tension stability during strand coiling, is reduced disconnected Silk occurs, and the shaping of silk cylinder is good, avoids stripped thread, wire phenomenon from occurring.Each throwing unit and individually winding are independently arranged first Motor, reduces the contact between each thread, while sets electronic rough clearer to handle rough class failure, and production efficiency is improved;Secondly Accelerate or reduce conveying speed of the strand on godet when spinline tension is excessive or too small by adjusting structure, and then change Winding speed of the strand on unit cylinder, makes silk cylinder tension force keep appropriateness.By the rotating speed for controlling winding motor and rotary electric machine Than avoiding in the outer tense-lax of the strand on silk cylinder.The obvolvent that oiling roller enhances strand is once again set up, reduces the bonding between strand, The flexibility of strand is improved, Rinsing auxiliary agent is added in throwing groove, softens silk gum, omits follow-up silk damping process.Finally set red Outer rapid draing, reduces water content during strand coiling, prevents silk gum from mutually bonding, luming.Silk cylinder is realized by the above process Smoothly, no wire ring nesting, sliding, knocking over etc. occur for tight in outer pine, strand unwinding.
Brief description of the drawings
Fig. 1 is the configuration diagram of traditional automatic wire producing machine.
Fig. 2 is the configuration diagram of the throwing device of the present invention.
In figure:1st, unit cylinder, 101, shaft, 102, winding motor, 2, end feeding device, 3, collection thread device, 4, twist with the fingers sheath structure, 41, Upper sth. made by twisting sheath drum, 42, twisting sheath drum, 5, explore structure, 51, explore drum, 52, denierer, 6, tensile spring structure, 61, Connecting rod, 62, silk guide drum, 7, network cross ring, 81, detector, 82, signal processor, 83, adjustment structure, 830, godet, 831st, roll shaft, 832, upper seal wire button, 833, lower seal wire button, 834, rotary electric machine, 9, oiling roller, 10, infrared dryer, 11, anti- Cut off structure, 12, throwing groove, 13, stop Yu wheel, 14 winding groups.
Embodiment
Just the embodiment of the present invention is described further below.
Unless otherwise instructed, the raw material employed in the present invention is commercially available or commonly used in the art, such as Without special instruction, the method in following embodiments is the conventional method of this area.
As shown in Fig. 2, a kind of efficient throwing device, including mutually independent some thread throwing units, per thread throwing list Member is disposed with end feeding device 2, collection thread device 3, twists with the fingers sheath structure 4, explores knot from the front to the back on the conveying direction of silk or strand Structure 5, network cross ring 6 and the unit cylinder 1 for winding strand, the shaft 101 of each unit cylinder are arranged parallel to, and unit cylinder is filled from throwing To arranged in parallel successively on the direction of the other end, unit cylinder is driven by winding motor 102 for the one end put, the shaft of unit cylinder with The output axis connection of winding motor.Wherein exploring structure includes exploring drum 51 and denierer 52, is also set in throwing device Before thering is throwing groove 12, throwing groove to be arranged on end feeding device.
The regulator control system for adjusting spinline tension is equipped with throwing unit, regulator control system includes detector 81, signal processing Device 82 and adjustment structure 83, signal processor is by servo system control, signal processor and detector, adjustment structure and winding electricity Machine connects, and adjustment structure, which is located at, twists with the fingers between sheath structure and exploration structure, and detector is arranged between network cross ring and anti-cut-out structure.Signal Processor is connected with winding motor, detector and adjustment structure.
Silk after silk cocoon in throwing groove reels off raw silk from cocoons enters sth. made by twisting sheath structure sth. made by twisting sheath after end feeding device, collection thread device arrange successively Into strand, subsequently into adjustment structure, enter back into and explore in structure, after being exported successively after exploring drum and denierer Detector is bonded, is then wrapped in excessively after network cross ring on unit cylinder and obtains wound packages silk.In winding process, when detector detects The overtension of strand or it is too small when can send tension signal to signal processor, to adjustment structure hair after signal processor processes Go out instruction, control adjustment structure makes corresponding change, the tension force of strand is decreased or increased.Winding motor and signal processor Closed-loop control is formed in throwing unit, when detector detects that strand disconnects, signal processor control winding motor is shut down; When manually turning off or on winding motor, signal processor receives corresponding signal control regulator control system opening and closing, realizes that strand is rolled up Around synchronous coordination.
Adjust and godet 830 is equipped with structure, the rotary electric machine 834 that driving godet rotates, in the top cloth of godet Seal wire button 832 is equipped with, has lower seal wire button 833 in the arranged beneath of godet, the surface of godet is equipped with electric heating wire, makes to lead The temperature of godet roll surface is 50~60 DEG C.The roll shaft 831 of godet makes godet and rotation with the output axis connection of rotary electric machine Motor coaxle degree is arranged.Rotary electric machine is connected with signal processor, by controlling the rotating ratio of winding motor and rotary electric machine, is kept away Exempt from the outer tense-lax of strand on silk cylinder.Strand circle of winding 3~5 on godet after the guiding of lower seal wire button, then by above leading Screw thread exports.When detector detects that the tension force of strand is too small, signal processor sends signal, rotary electric machine drop to rotary electric machine The rotating speed of low godet, slows down the conveying speed of strand, strand is gradually tightened, and avoids strand from loosely being wound on unit cylinder, Spinline tension is set gradually to increase;When detector detects the overtension of strand, signal processor sends signal to rotary electric machine, Rotary electric machine accelerates the rotating speed of taper godet, improves the conveying speed of strand, avoids strand tension on unit cylinder from winding, by Gradually reduce the tension force of strand.At the same time by signal processor conditions winding motor and the rotating ratio of rotary electric machine, promote silk cylinder into Type is good.
To simplify throwing device, integrate thread device as electronic rough clearer, electronic rough clearer is connected with signal processor, can be timely The rough class failure of fracture of wire processing, strand property are stablized.
To strengthen the obvolvent of strand, the flexibility of strand is improved, throwing unit further includes oiling roller 9, and oiling roller is placed in collection Between thread device and sth. made by twisting sheath structure, finish used in oiling roller uses the hydroxy-silicone-oil emulsion of concentration 8~10%, from collection thread device output Enter after silk fitting oiling roller surface lubrication and twist with the fingers sheath structure.In being helped with water containing the Rinsing that concentration is 2~3% for throwing groove Agent, including buffer solution and bleeding agent, wherein buffer solution are disodium hydrogen phosphate-citrate buffer solution, disodium hydrogen phosphate-biphosphate One or more in potassium buffer solution, tris-HCI buffer, bleeding agent is sulfonated castor oil, alkylbenzene One or more in sodium sulfonate, Di-phosphorus pentonide.
For rapid draing strand, tensile spring structure 6 and infrared dryer 10 are equipped with throwing unit, tensile spring structure, which is arranged on, to be visited Between Cable Structure and network cross ring, it is included in the silk guide drum 62 of interlaced arrangement on vertical direction and the connecting rod of fixed silk guide drum 61, infrared dryer adjoins tensile spring structure arrangement, and strand is dried when passing through tensile spring structure by infrared dryer, infrared dryer Operating temperature is 80~90 DEG C, ensures that the regain before strand coiling is less than 40%.
The temperature that winding compartment is controlled in Primary Processing is 40~45 DEG C to ensure the regain of cylinder silk 13%~15%.

Claims (9)

1. a kind of efficient throwing device, it is characterised in that including some thread throwing units, per thread throwing unit in silk or silk End feeding device, collection thread device are disposed with the conveying direction of bar from the front to the back, sheath structure is twisted with the fingers, explores structure, network cross ring and winding The unit cylinder of strand, the shaft of each unit cylinder are arranged parallel to, and make side of the unit cylinder from one end of throwing device to the other end It is arranged in parallel successively upwards.
2. throwing device according to claim 1, it is characterised in that the winding for turning unit cylinder is additionally provided with throwing unit Motor and the regulator control system for adjusting spinline tension, regulator control system are arranged on before network cross ring, including the detector of detection spinline tension, Signal processor and adjustment structure, signal processor are connected with winding motor, detector and adjustment structure.
3. throwing device according to claim 2, it is characterised in that adjustment structure be arranged on twist with the fingers sheath structure and explore structure it Between, including the godet of winding strand, the upper seal wire button and lower seal wire button and rotary electric machine of guiding strand conveying, upper seal wire It is buckled in the top arrangement of godet, lower seal wire is in the arranged beneath of godet, and rotary electric machine and seal wire roller coaxiality arrange, seal wire The roll shaft of roller and the output axis connection of rotary electric machine, adjustment structure are connected by rotary electric machine with signal processor.
4. throwing device according to claim 3, it is characterised in that strand winds 3~5 circles on godet.
5. the throwing device according to claim 3 or 4, it is characterised in that the surface of godet is equipped with electric heating wire, makes to lead The temperature of godet roll surface is 50~60 DEG C.
6. throwing device according to claim 2, it is characterised in that integrate thread device as electronic rough clearer, electronic rough clearer with Signal processor connects.
7. throwing device according to claim 1, it is characterised in that throwing unit further includes oiling roller, and oiling roller is placed in Between collecting thread device and twisting with the fingers sheath structure, finish used in oiling roller uses the hydroxy-silicone-oil emulsion of concentration 8~10%, from collection thread device output Silk fitting oiling roller surface lubrication after enter twist with the fingers sheath structure.
8. throwing device according to claim 1, it is characterised in that throwing unit further includes tensile spring structure and adjoins pull spring The infrared dryer of structure arrangement, tensile spring structure, which is arranged on, to be explored between structure and network cross ring, is included on vertical direction the cloth that interlocks The silk guide drum and the connecting rod of fixed silk guide drum put, infrared dryer are arranged on before detector, infrared dryer and strand Distance be 10~20 centimetres, IR wavelength heats in, and power of lamp tube is 300~400 watts, in front of infrared dryer away from Operating temperature from 5 centimeters of strand is 80~90 DEG C.
9. throwing device according to claim 1, it is characterised in that throwing device further includes throwing groove, in throwing groove With, containing the Rinsing auxiliary agent that concentration is 2~3%, including buffer solution and bleeding agent, wherein buffer solution is disodium hydrogen phosphate-lemon in water Lemon acid buffer, disodium hydrogen phosphate-potassium phosphate buffer, one kind in tris-HCI buffer or Several, bleeding agent is sulfonated castor oil, the one or more in sodium alkyl benzene sulfonate, Di-phosphorus pentonide.
CN201711493142.6A 2017-12-30 2017-12-30 Efficient silk making device Active CN108004599B (en)

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Publication number Priority date Publication date Assignee Title
CN108315825A (en) * 2018-01-03 2018-07-24 浙江理工大学 A kind of throwing device of wound packages silk
CN111826720A (en) * 2019-04-18 2020-10-27 杭州纺织机械集团有限公司 Oiling device of automatic silk reeling machine and method for adding auxiliary agent on silk strips
CN110484975A (en) * 2019-09-27 2019-11-22 广西柳城县鸿艺丝绸有限公司 Filature production equipment system
CN110484975B (en) * 2019-09-27 2022-07-15 广西柳城县鸿艺丝绸有限公司 Reeling production equipment system

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