CN1062040C - Process for mfg. stretch yarn of real silk and its product - Google Patents
Process for mfg. stretch yarn of real silk and its product Download PDFInfo
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- CN1062040C CN1062040C CN 93107309 CN93107309A CN1062040C CN 1062040 C CN1062040 C CN 1062040C CN 93107309 CN93107309 CN 93107309 CN 93107309 A CN93107309 A CN 93107309A CN 1062040 C CN1062040 C CN 1062040C
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Abstract
The present invention relates to a processing method for the elastic silk of natural silk, and a natural silk coating elastic silk made by the method. Cylinder packed raw silk is retreated and disconnected onto a balanced surface silk cylinder pipe by small tension force, and is coated on a hollow spindle. The over feeding rate of spandex core silk is from 4 to 25%, the extension multiple rate of the spandex core silk is from 1.5 to 4, and the coating degree of the spandex core silk is from 400 to 2000. Coated silk is shaped by steam, and the coated silk can be made into the coated elastic silk of natural silk with stable structure. After the coated elastic silk of the natural silk is degummed, the elasticity elongation rate of the coated elastic silk is at least one time of that of the coated silk which is not degummed.
Description
The present invention is a kind of processing method of real silk cladding elastic filament, and clads elastic filament with the real silk that this method is made.
In existing stretch yarn of real silk processing method, a kind of process route is that silk is carried out physics and chemical treatment, and perhaps the two combines: another kind of method is with real silk and the compound elastic filament of making of elastic fibers.It is bigger to the silk fiber damage to make elastic filament with preceding a kind of method, the primary characteristic of silk fiber is partly lost, and product elasticity is relatively poor, and the elasticity retention time is shorter.Better with the elastic filament elasticity that a kind of method in back is made, the elasticity retention time is longer, and elastic elongation is controlled easily.In these class methods, Chinese patent application 91101163.3 is more typically arranged, it adopts the method that in silk reeling process silk is cladded on the spandex core silk to make elastic filament.Adopt this method to need on reeling machine, to install additional isolated plant.In addition, because filature and cladding two procedures are merged, the road process conditions pin down about being subjected to, and efficient is low, and large-scale industrial production is restricted.In order to address this problem, should separate the cladding operation with the filature operation.Should, in existing, carry out the real silk cladding on bare spindle covering machine or the jet covering machine, be feasible in theory.But up to the present, there is series of technical still unresolved in practice, especially on the spandex silk, clads real silk.Existing middle bare spindle covering machine aims at the cladding of chemical fibre silk and designs.The covering machine that the polyamide fibre cladding spandex of producing as Italian Manny Jia Tu company is used, bare spindle during its adopts, spandex passes in the hollow ingot, and the POLYAMIDE YARNS on the rotation bobbin is in the cladding of spandex core silk outside.Because POLYAMIDE YARNS (especially polyamide fibre false-twist textured yarn) is soft, bulk, powerful height, so cladding speed is higher, it is tight to form cladding silk structure, and cladding technology is also simpler.But clad spandex with real silk on middle bare spindle covering machine, if use the boiled-off silk cladding spandex of handling through coming unstuck, then boiled-off silk filament subject to damage fluffs broken end seriously.Bring weave in a series of problem, it is infeasible technically; If use without the cladding of the raw silk that comes unstuck, then wire body is more crisp, and frangibility, and different when its force-bearing situation also clad with chemical fibre during cladding is difficult for making cladding evenly, hard-packed cladding thread.
The purpose of this invention is to provide a kind of real silk cladding elastic filament manufacture method and a kind of real silk cladding elastic filament, it utilizes existing middle bare spindle covering machine structure, for adapting to the specific (special) requirements of real silk cladding, equipment is carried out local improvement, and form the process that adapts with it, thereby produce qualified real silk cladding elastic filament in being implemented on the bare spindle covering machine.
The invention provides a kind of method: before cladding raw silk with small tension receiving coil move back the mode of separating again network to bobbin, move back and separate tension force≤6 ± 1g, on middle bare spindle, rotate cladding, cladding degree 400～2000, core silk over feed rate(OFR) 4～25%, core filament drafting multiple 1.5～4, cladding silk bobbin carries out steam setting, steaming time is no more than 1 hour, 70～100 ℃ of temperature.
The present invention also provides a kind of method: with 2～4 raw silks and cooperation face silk, and fashionable moving back separated tension force≤6 ± 1g before cladding.
Also comprise in the inventive method: the raw silk of making face silk usefulness is wound on before cladding on dynamically balanced bobbin.
Also comprise in the inventive method: batch the mesh bobbin that bobbin adopts the tube wall perforate.
The present invention includes: a kind of real silk cladding elastic filament, its face silk is a silk, the core silk is the spandex silk, bare spindle cladding during it adopts, cladding degree 400～2000 is 20D, elongation at break 20～30% without the cladding silk size minimum of coming unstuck, be curled into non-parallel attitude minor spiral circular structure through the back silk that comes unstuck, its elasticity is at least end 1 times through the cladding silk that comes unstuck.
With the raw silk cladding spandex that contains silk gum, crisp firmly for solving raw silk, powerful low, easily broken first-class problem, the present invention adopts small tension receiving coil network again before cladding, move back and separate tension force≤6 ± 1 grams, the even network of the most handy 2-4 root raw silk also moves back during doubling and separates tension force≤6 grams, and tension difference is less than ± 1 gram between silk and the silk.In order to make the stressed mitigation of when cladding core silk steady, the present invention clads bobbin and handles through dynamic balancing.In order to make the cladding silk that structure is tight and have good stability, to carry out steam setting after the real silk cladding, in order to make setting respond well, the present invention clads the mesh bobbin that silk batches the perforate of bobbin employing tube wall.In sum, employing of the present invention and the diverse process of chemical fibre silk cladding technology, and the individual component of existing middle bare spindle covering machine is carried out the improvement of necessity.The real silk made from the inventive method clads elastic filament, its face silk is a silk, the core silk is the spandex silk, the cladding degree reaches 400-2000 (the cladding degree refers to the face wire ring number that cladded in this specification on 1 meter core silk), be 20D without the cladding silk size minimum of coming unstuck, elongation at break 20-30% is curled into non-parallel attitude minor spiral circular structure through the back silk that comes unstuck, and its elasticity is at least 1 times without the cladding silk that comes unstuck.
Process route of the present invention is as follows: the hank knotting winder that comes unstuck in the end, be wound up on the cladding silk face silk bobbin through axially moving back to separate then, and move back and separate tension force≤6g ± 1g, available 2～4 raw silks also close; On spandex core silk, carry out helical form cladding, cladding degree 400～2000, heart yearn drafting multiple 1.5～4, core silk over feed rate(OFR) 4-25% with hollow cladding spindle; Cladding silk bobbin makes the softening bonding of silk gum through steam shaping, thus set cladding degree.In the fixing time 1 hour, 70～100 ℃ of setting temperatures for helping steaming tube, batch the mesh bobbin that bobbin adopts the tube wall perforate.Reach about 20 dawn without the I of the cladding silk size that comes unstuck.The processing of coming unstuck after the frequent regulation of this elastic filament is knitted, spandex core silk shrinks, and real silk face silk curls into non-parallel attitude minor spiral circle, and the fiber bulkiness is increased, and elasticity increases substantially, and can reach end more than 1 times of percentage elongation of cladding silk that comes unstuck.
The present invention has obvious superiority compared with the prior art, and it utilizes existing middle bare spindle covering machine structure, only need carry out certain change, and process of the present invention is applicable to large-scale industrial production, and production efficiency is higher, and it is more stable to make the cladding yarn quality.The real silk cladding silk made from the inventive method has morphological stability preferably, and the face silk clads the core silk fully, can be used for conventional woven and knitting.This compound silk Denier range is wider, and the thinnest reaching about 20D can be satisfied various different fabric variety requirements substantially, and elasticity and intensity are also better.And the inventive method do not limit by the process conditions of other operations as independent manufacturing procedure, is applicable to and knits factory's preceding working procedure.
Fig. 1 separates on small tension receiving coil reeling or the doubling device schematic diagram of network to the cladding face silk bobbin for cone winded raw silk axially moving back again in the Figure of description of the present invention, and 1 is small tension receiving coil reeling or doubling device among the figure, and 2 is through dynamically balanced cladding face silk bobbin.
Fig. 2 is the schematic diagram that middle bare spindle covering machine is made real silk cladding elastic filament, and 2 are cladding face silk bobbin among the figure, and 3 is spandex core silk transport, 4 is aluminium oxide overfeeding device, and 5 are drawing-off overfeeding device, and 6 are the braking winding mechanism, 7 is the mesh bobbin, and 8 is the tapered bobbin builder.
The special equipment that relates among the present invention comprises: axially moves back and separates small tension receiving coil reeling or doubling device, and spandex core silk transport, aluminium oxide overfeeding device, hollow cladding spindle, through dynamically balanced cladding face silk bobbin, drawing-off overfeeding device, braking winding mechanism, mesh bobbin.As depicted in figs. 1 and 2.Fig. 1 separates on small tension receiving coil reeling or the doubling device 1 network to the schematic diagram on dynamically balanced cladding face silk bobbin 2 for cone winded raw silk axially moving back again.Fig. 2 is the schematic diagram that middle bare spindle covering machine is made real silk cladding elastic filament.During installing to, cladding face silk bobbin 2 rotates cladding on the bare spindle, spandex core silk is from transport 3 outputs, bare spindle in 4 inputs of aluminium oxide overfeeding device, carry out drawing-off through drawing-off overfeeding device 5 again, enter then on the mesh bobbin 7 in the braking winding mechanism 6, be shaped by 8 controls of tapered bobbin builder.Steam shaping is carried out in the compound silk package at last.
The embodiment of the invention is as follows:
Core silk 20D spandex, face silk 20/22D mulberry silk (coming unstuck in the end), the hank knotting network to bobbin, then on the doubling winder through small tension receiving coil move back separate after and close, and close 3 of radicals, move back and separate tension force 5 ± 1 grams, combined surface silk network clads on the core silk at spiral on the middle bare spindle then on dynamically balanced bobbin, ingot speed 12400rpm, core silk over feed rate(OFR) 15%, drafting multiple 2.5, cladding degree 760 degree/rice, the cladding silk coils into tapered bobbin, carry out steam shaping then, 95 ℃ of setting temperatures, 50 minutes time.The elastic silk that obtains at last (without coming unstuck) 68 dawn of fiber number, intensity 2.7CN/dtex, elongation at break 20.2%, crimp shrinkage rate 27.7%, real silk and spandex content were than 85: 15.
Claims (5)
1, a kind of method of making real silk cladding elastic filament, its face silk is a silk, and the core silk is the spandex silk, and feature of the present invention is: before cladding raw silk with small tension receiving coil move back the mode of separating again network to bobbin, move back and separate tension force≤6 ± 1 grams, on middle bare spindle, rotate cladding, cladding degree 400～2000, core silk over feed rate(OFR) 4～25%, heart yearn drafting multiple 1.5～4, cladding silk bobbin carries out steam setting, and steaming time is no more than 1 hour, 70～100 ℃ of temperature.
2, manufacture method as claimed in claim 1 is characterized in that: with 2～4 raw silks and cooperation face silk, and fashionable moving back separated tension force≤6 ± 1 gram before cladding.
3, manufacture method as claimed in claim 1 is characterized in that: the raw silk of making face silk usefulness is wound on before cladding on dynamically balanced bobbin.
4, manufacture method as claimed in claim 1 is characterized in that: batch the mesh bobbin that bobbin adopts the tube wall perforate.
5, a kind of real silk cladding elastic filament, its face silk is a silk, the core silk is the spandex silk, feature of the present invention is: bare spindle cladding in using, cladding degree 400～2000 is 20D, elongation at break 20～30% without the cladding silk size minimum of coming unstuck, be curled into non-parallel attitude minor spiral circular structure through the back silk that comes unstuck, its elasticity is at least 1 times without the cladding silk that comes unstuck.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93107309 CN1062040C (en) | 1993-06-18 | 1993-06-18 | Process for mfg. stretch yarn of real silk and its product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 93107309 CN1062040C (en) | 1993-06-18 | 1993-06-18 | Process for mfg. stretch yarn of real silk and its product |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1096549A CN1096549A (en) | 1994-12-21 |
| CN1062040C true CN1062040C (en) | 2001-02-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 93107309 Expired - Fee Related CN1062040C (en) | 1993-06-18 | 1993-06-18 | Process for mfg. stretch yarn of real silk and its product |
Country Status (1)
| Country | Link |
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| CN (1) | CN1062040C (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101857998B (en) * | 2009-04-07 | 2012-05-23 | 苏州市职业大学 | Anti-bacteria real silk yarn |
| IT1404727B1 (en) * | 2010-10-30 | 2013-11-29 | Benelli | ELASTICIZED YARN, ELASTICIZED FABRIC PRODUCED WITH THESE ELASTICIZED YARN AND METHOD FOR THE PRODUCTION OF THESE YARN |
| CN102505237A (en) * | 2011-09-21 | 2012-06-20 | 薛金礼 | Method for processing silk wrapped stretch yarns |
| CN102534946A (en) * | 2011-09-30 | 2012-07-04 | 常熟市梅李镇宾理服饰制衣厂 | Silk elastic fabric |
| CN103741311A (en) * | 2013-11-25 | 2014-04-23 | 常熟市梅李镇赵市盛欣纺织制品厂 | Broken spandex wrapped yarn manufacturing method |
| CN104562350B (en) * | 2015-01-22 | 2017-01-25 | 绍兴妙梦文化创意有限公司 | Method for manufacturing wrapped twisted yarns with spandex wrapped by silk |
| CN107780008A (en) * | 2017-11-24 | 2018-03-09 | 江苏海特服饰股份有限公司 | A kind of control device of yarn unwinding tension solid on hollow ingot |
| CN108396429A (en) * | 2018-05-11 | 2018-08-14 | 德宏正信实业股份有限公司 | Stretch yarn of real silk and preparation method thereof |
| CN110592972A (en) * | 2019-07-29 | 2019-12-20 | 嘉兴市南秀丝语丝绸有限公司 | Preparation method of anti-wrinkle real silk scarf |
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1993
- 1993-06-18 CN CN 93107309 patent/CN1062040C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1096549A (en) | 1994-12-21 |
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