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CN1556268A - A method and device for improving fiber yarn performance - Google Patents

A method and device for improving fiber yarn performance Download PDF

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Publication number
CN1556268A
CN1556268A CNA2003101116990A CN200310111699A CN1556268A CN 1556268 A CN1556268 A CN 1556268A CN A2003101116990 A CNA2003101116990 A CN A2003101116990A CN 200310111699 A CN200310111699 A CN 200310111699A CN 1556268 A CN1556268 A CN 1556268A
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China
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setting device
yarn
spinning
inner tube
fiber
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CNA2003101116990A
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Chinese (zh)
Inventor
徐卫林
张尚勇
崔卫纲
李文斌
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Wuhan University of Science and Technology WHUST
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Wuhan University of Science and Technology WHUST
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Abstract

本发明涉及了一种改善纺织纤维成纱性能的方法、装置及相关的工艺。本发明是在纺织纤维由须条状加工成纱线的过程中采用热定型装置对其进行改性,热定型装置由内管和外管构成,内管和外管的两端密封连接。内管和外管之间形成夹层,纤维束须条穿过热定型装置的内管,在高温汽态媒介的作用下,使穿过内管的纤维须条中的大分子链段柔顺并有伸长、滑移。经过改性后的纤维束在随后的牵伸过程中受张力作用更加平行顺直。本发明的热定型装置不需改变纺纱设备的牵伸与加捻机构,本发明适用于毛纺、麻纺、绢纺纱系统以及化纤短纤成纱系统的生产。

Figure 200310111699

The invention relates to a method, a device and a related process for improving the yarn-forming performance of textile fibers. The invention adopts heat-setting device to modify textile fibers in the process of processing them into yarns. The heat-setting device is composed of an inner tube and an outer tube, and the two ends of the inner tube and the outer tube are sealed and connected. A sandwich is formed between the inner tube and the outer tube, and the fiber bundles pass through the inner tube of the heat setting device. Long, slip. The modified fiber bundles are more parallel and straight under the action of tension in the subsequent drawing process. The heat setting device of the invention does not need to change the drafting and twisting mechanism of the spinning equipment, and the invention is suitable for the production of wool spinning, hemp spinning, silk spinning systems and chemical fiber staple fiber yarn forming systems.

Figure 200310111699

Description

A kind of method and device that improves fiber resultant yarn performance
Technical field
The present invention relates to a kind of method, device and the relevant technology that can fundamentally improve textile fabric resultant yarn performance, method belongs to the weaving process technology.
Background technology
Spinning process has two kinds, and a kind of is there being the fiber (tens to the hundreds of millimeter) of certain-length to assemble thread like material, so that further processing.Links such as this spinning process will and close through combing usually, drawing-off, twisting winding.Another kind is the direct resultant yarn of chemical fibre spinning.Drawing-off is by the roller that two pairs of speed ratios there are differences the fibre bundle yarn to be taken out long drawing-down in preceding a kind of spinning process, with the yarn of the thinner even thickness of spinning.But in the draw zone of spinning, fibre bundle yarn surface is not subjected to peripheral constraint, and the part slow speed fiber bears the extruding traction action of middle front part faster fibres, adds the elasticity of fiber, and the head end of these slow speed fibers sticks up easily from yarn; From roller when twisting output, stick up fiber head from yarn and be subjected to stretch out yarn core and become the forward direction filoplume less than pressure.At twist triangle zone, add under the effect of torsional moment from the flat fiber strip of front roller output and to be twisted as circle, at this moment the ectonexine fiber is because dynamic pressure difference and inside and outside the transfer constantly taken place; When fiber forwarded the top layer to, owing to self rigidity effect, if there is not enough big torsional interaction to make it bend towards yarn core again, also can expose in yam surface became filoplume.In addition, because thick long stapled elasticity and rigidity are big, fiber is not concentrated the thickness evenness fault that yet can cause yarn at the speed change point at preceding jaw place.The not even filoplume of yarn evenness not only influences the presentation quality and the weaving processing wearability of fabric, and influences carrying out smoothly of weaving back processing.Weave on looms when making as warp thread, the filoplume of adjacent yarn easily forms and is entangled with, and this makes warp thread not pass through stop over sheet, heald eye and dent smoothly, easily causes broken end; Also can cause Warp opening unclear on loom, particularly filoplume be more outstanding to the influence of the influence comparison fly-shuttle loom of shuttleless loom generation.In addition, owing to stretch out the interior easier dyeing of fiber of the external hairiness ratio yarn body of yarn, thus cause the aberration behind the piece dyeing finishing.At present the main method that adopts of cotton mill is the control workshop moisture temperature and adds lubricant (as with crude oil etc.) in fiber, and these method effects are limited, easy-to-rust equipment, and can not fundamentally improve the submissive performance of fibre bundle yarn interior molecules chain.
Summary of the invention
At above-mentioned existing problems, the object of the present invention is to provide a kind of method and device and technology of improving the fiber spinning performance, its technical scheme is: a kind of method of improving the fiber spinning performance, in fibre bundle yarn resultant yarn process, on spinning equipment, install the HEAT SETTING device additional, yarn shape textile fiber tow is carried out online high temperature steam state media modification to be handled, its technical process is as follows: the fibre bundle yarn passes the interior pipe that is installed at HEAT SETTING device on the spinning equipment through conducting bar roller, the import of HEAT SETTING pipe connects high temperature steam state media generator, high temperature steam state media enters in the interlayer of being made up of the interior pipe and the outer tube of HEAT SETTING device, pass simultaneously aperture on the inner tubal wall enter in pipe and the fibre bundle yarn of pipe in passing soften reaches submissive processing, the HEAT SETTING device is made of interior pipe and outer tube, interior pipe is located on the axis of outer tube, and interior pipe and the sealed at both ends of outer tube are connected.Form interlayer between interior pipe and the outer tube, on outer tube table wall, be respectively equipped with interface and outlet.Interior pipe is having the evenly distributed micropore that is 45 degree screw linees cuttings along interior pipe table wall near the porch.Before the HEAT SETTING device can be installed at the drawing-off zone, in the draw zone or twisting form in the zone of yarn.
Owing to adopted above technical scheme, technical characterstic of the present invention is to install a HEAT SETTING device in the processing channel of fiber strip additional, the hot medium of certain humidity, concentration is heated fibre bundle yarn humidification in HEAT SETTING device inside, the molecule arranging structure and the flexibility of textile fabric have been used to change, and under tensioning state, carrying out drawing-off, twisting and coiling, yarn appearance quality that obtains like this and inherent physical and mechanical properties all can reach comparatively ideal standard.The HEAT SETTING device links to each other with heating agent or steam generator by pipeline, HEAT SETTING device of the present invention need not change the drawing-off and the twisting mechanism of spinning equipment, before can being installed at the drawing-off zone of spinning equipment easily, in the draw zone or in the zone of twisting formation yarn, reduce in a large number at the Yarn filoplume of after PROCESS FOR TREATMENT of the present invention, being processed, bar is done obviously and is improved, the present invention is applicable to wool spinning, bast fibre spinning, the production of spun silk yarn system and chemical fibre short fiber resultant yarn system and develop high-grade knitted and woven product, technology of the present invention is convenient, fast, rational in infrastructure, and highly versatile.
Description of drawings
Fig. 1 is operation principle of the present invention and apparatus structure schematic diagram
Fig. 2 is the structural representation of HEAT SETTING device
Fig. 3 is for having dug pipe schematic diagram in the helical form aperture
The specific embodiment
Below in conjunction with drawings and Examples the present invention is done and to describe in further detail.
See accompanying drawing 1,2,3
A kind of method and device and technology of improving the fiber spinning performance, its technical scheme is: a kind of method of improving the fiber spinning performance, in fibre bundle yarn 1 resultant yarn process, install HEAT SETTING device 3 additional, yarn shape textile fiber tow 1 is carried out online high temperature steam state media modification to be handled, HEAT SETTING device 3 is made of pipe interior 12 and outer tube 11, interior pipe 12 is located on the axis of outer tube 11, and interior pipe 12 is connected with the sealed at both ends of outer tube 11.Form interlayer between interior pipe 12 and the outer tube 11, on outer tube table wall, be respectively arranged with import 4 and outlet 6.Interior pipe 12 is having the equally distributed micropore 5 that is 45 degree screw linees cuttings along interior pipe 12 table walls near import 4 places, the interior pipe 12 in the HEAT SETTING device 3 can be linear pattern or shaped form.Its technical process is as follows: fibre bundle yarn 1 is incorporated in the calibrator 3 through conducting bar roller 2, fibre bundle yarn 1 passes the interior pipe 12 of HEAT SETTING device, the import 4 of HEAT SETTING device 3 connects high temperature steam state media generator, in the interlayer that pipe 12 and outer tube 11 formed in high temperature steam state media was sprayed into by the import 4 of HEAT SETTING device 3, and enter along interior pipe 12 table walls and be the evenly distributed micropore 5 that 45 degree screw linees are dug, fibre bundle yarn 1 to pipe 12 in passing softens and submissive processing, fibre bundle yarn 1 after modification is handled is shaped to 10 by front roller 9 outputs and package by rear roller 7 feeding draw zones 8 after drawing-off.High temperature steam state media can adopt different medium (can adopt steam, ethanol or compound finish etc. respectively as media) respectively according to the difference of the raw material of forming fibre bundle yarn 1.In pipe 12, outer tube 11 length L are the 180-200 millimeter, the diameter phi of micropore 50 about 0.2 millimeter, outer tube 11 diameters are the 8-10 millimeter, interior pipe 12 diameters are the 5-6 millimeter, the diameter of import 4 and outlet 6 is about 3 millimeters respectively.Before HEAT SETTING device 3 can be installed at the drawing-off zone of spinning equipment, in the draw zone or twisting form in the zone of yarn.
See specific embodiment
With the fine spining machine is example one, the rove that the fibre bundle yarn adopts Australia's wool spinning to become, high temperature steam state media is adopted and is answered steam, the temperature of water vapour is controlled at 120 degree, relative humidity is 80%, technical process is: the rove 1 that Australia's wool spinning becomes passes the interior pipe 12 of HEAT SETTING device 3 through conducting bar roller 2, temperature is at 120 ℃, to be 80% water vapour sprayed into by the import 4 of HEAT SETTING device 3 relative humidity, the rove that in the pipe 12 Australia's wool spinning is become in the part water vapour enters by the micropore 5 with the arrangement of spiral dress of cutting on interior pipe 12 walls carries out submissive and softening processing, the part of water vapour then circulates between the interlayer of interior pipe 12 and outer tube 11, internally pipe 12 heating are discharged by outlet 6 at last.Enter draw zone 8 through the fibre bundle yarn after submissive and softening the processing through rear roller 7, after front roller 9 is taken out long drawing-down, form spun yarn 10.Its process principle is in the draw twisting process, owing to being subjected to the wet effect of heat, the textile fabric yarn makes in the fiber that adhesion weakens between the big molecule, big molecular heat vibration aggravation, its compliance is changed, and under certain stress effect, producing relative displacement, humidification can make the textile material compliance that faster transformation takes place; Rove or Yarn twisting produce transverse pressure, make yarn more intensive, make fiber be more prone to controlled in drawing-off and twisting mechanism, thereby obtain the yarn than any surface finish and even thickness.
Table 1 is that 27 public affairs that adopt said method to process are propped up wool yarns and do not added the yarn qualities index contrast that this calibrator method is spun, therefrom as seen adopt the spun yarn strength and extension property of being processed after the new process to improve a lot, filoplume has obvious decline, and the bar evenness of spun yarn is improved.
Table 1
Common spinning process with add following of wet heat condition and spin two kinds of wool yarn performance comparison and test
Common spinning Hot wet-spun yarn Change percentage/%
Single thread force/ ????148 ????178 ????17
Single thread extension at break/% ????7.6 ????9.2 ????21
Hairiness index/root/rice ????103 ????83 ????-19
Yarn and single yarn evenness/cv% ????17.43 ????16.29 ????-5.2
With the fine spining machine is example two, the rove that the fibre bundle yarn adopts 1900 public ramies to be spun into, and high temperature steam state media adopts ethanol, and concentration of alcohol is 90%, and volatilization temperature is controlled at about 80 degree, and its technical process is identical with embodiment one.

Claims (3)

1.一种改善纤维纺纱性能的方法,通常纺纱加工过程是将纤维半制品直接进入纺纱设备的喂入区及由后罗拉和前罗拉组成的牵伸区,然后输出成纱,本方法的特征在于:在纤维束须条(1)成纱过程中在纺纱设备上加装热定型装置(3),对纤维束须条(1)进行在线高温汽态媒介改性处理,其工艺过程如下:纤维束须条(1)经导条罗拉(2)穿过加装在纺纱设备上热定型装置(3)的内管(12),热定型装置(3)的进口(4)连接高温汽态媒介发生器,高温汽态媒介进入由热定型装置(3)的内管(12)和外管(11)组成的夹层中,同时穿过开凿在内管(12)壁上的均匀排列的微孔(5)进入内管(12),并对穿过内管(12)的纤维束须条(1)进行软化及柔顺处理。1. A method for improving the performance of fiber spinning. Usually, the spinning process is to directly enter the fiber semi-finished product into the feeding area of the spinning equipment and the drafting area composed of the rear roller and the front roller, and then output the yarn. The method is characterized in that: during the yarn forming process of the fiber bundle strands (1), a heat-setting device (3) is installed on the spinning equipment, and the fiber bundle strands (1) are subjected to an online high-temperature vapor state medium modification treatment, which The technological process is as follows: the fiber bundle strands (1) pass through the inner tube (12) of the heat-setting device (3) on the spinning equipment through the guide roller (2), and the inlet (4) of the heat-setting device (3) ) is connected to the high-temperature gaseous medium generator, and the high-temperature gaseous medium enters the interlayer composed of the inner pipe (12) and the outer pipe (11) of the heat setting device (3), and passes through the excavated inner pipe (12) wall The evenly arranged micropores (5) enter the inner tube (12), and soften and soften the fiber bundle strands (1) passing through the inner tube (12). 2.如权力要求1所述的一种改善纤维纺纱性能的方法,其特征在于:热定型装置(3)由内管(12)和外管(11)构成,内管(12)设置在外管(11)的轴线上,内管(12)和外管(11)的两端密封连接,内管(12)和外管(11)之间形成夹层,在外管表壁上分别设有进口(4)和出口(6),内管在接近入口(4)处有沿着内管(12)表壁呈45度螺旋线开凿的均匀排列的微孔(5)。2. A method for improving fiber spinning performance as claimed in claim 1, characterized in that: the heat setting device (3) is composed of an inner tube (12) and an outer tube (11), and the inner tube (12) is arranged outside On the axis of the tube (11), the two ends of the inner tube (12) and the outer tube (11) are sealed and connected, a sandwich is formed between the inner tube (12) and the outer tube (11), and inlets are respectively provided on the surface wall of the outer tube (4) and the outlet (6), the inner pipe has micropores (5) evenly arranged along the surface wall of the inner pipe (12) at a helix of 45 degrees near the entrance (4). 3.如权力要求1所述的一种改善纤维纺纱性能的方法,其特征在于:热定型装置(3)可加装在纺纱设备的牵伸区域之前、牵伸区中或加捻形成纱线的区域中。3. A method for improving fiber spinning performance as claimed in claim 1, characterized in that: heat setting device (3) can be installed before the drafting zone of spinning equipment, in the drafting zone or twisted to form in the region of the yarn.
CNA2003101116990A 2003-12-31 2003-12-31 A method and device for improving fiber yarn performance Pending CN1556268A (en)

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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100460576C (en) * 2006-12-28 2009-02-11 武汉科技学院 An Ironing Spinning Method for Improving Yarn Properties
WO2009155758A1 (en) * 2008-06-23 2009-12-30 武汉科技学院 Spinning apparatus for reducing hairiness of yarn
CN102051718A (en) * 2010-11-08 2011-05-11 武汉纺织大学 Spinning method for performing damp heat ironing treatment to fiber strands
CN102154747A (en) * 2011-04-11 2011-08-17 东华大学 Processing method of aromatic polysulphone yarn
CN102634894A (en) * 2012-05-16 2012-08-15 武汉纺织大学 Method for improving properties of yarns formed by rotor spinning
CN102691143A (en) * 2012-05-30 2012-09-26 武汉纺织大学 Method for improving performances of yarns formed by vortex spinning
CN103526371A (en) * 2013-08-27 2014-01-22 宁波宜科科技实业股份有限公司 Wet-state spinning method and wet spraying device for hemp fibers
CN104233543A (en) * 2013-06-08 2014-12-24 苏州联优织造有限公司 Doubling thread gradually-changing type cooling device
CN105803597A (en) * 2014-12-31 2016-07-27 林州光远新材料科技有限公司 Method for improving strength of starch type glass fiber yarn
CN112011861A (en) * 2020-09-07 2020-12-01 张家港锦亿化纤有限公司 Polyester filament yarn twisting device with winding mechanism
CN112095189A (en) * 2020-09-07 2020-12-18 张家港锦亿化纤有限公司 Polyester filament yarn twisting device
CN120401078A (en) * 2025-06-30 2025-08-01 海门南洋电工器材有限公司 A twisting machine with a humidifying structure

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100460576C (en) * 2006-12-28 2009-02-11 武汉科技学院 An Ironing Spinning Method for Improving Yarn Properties
WO2009155758A1 (en) * 2008-06-23 2009-12-30 武汉科技学院 Spinning apparatus for reducing hairiness of yarn
CN102051718A (en) * 2010-11-08 2011-05-11 武汉纺织大学 Spinning method for performing damp heat ironing treatment to fiber strands
CN102154747A (en) * 2011-04-11 2011-08-17 东华大学 Processing method of aromatic polysulphone yarn
CN102154747B (en) * 2011-04-11 2012-07-18 东华大学 Processing method of aromatic polysulphone yarn
CN102634894B (en) * 2012-05-16 2014-12-10 武汉纺织大学 Method for improving properties of yarns formed by rotor spinning
CN102634894A (en) * 2012-05-16 2012-08-15 武汉纺织大学 Method for improving properties of yarns formed by rotor spinning
CN102691143A (en) * 2012-05-30 2012-09-26 武汉纺织大学 Method for improving performances of yarns formed by vortex spinning
CN102691143B (en) * 2012-05-30 2014-12-10 武汉纺织大学 Method for improving performances of yarns formed by vortex spinning
CN104233543A (en) * 2013-06-08 2014-12-24 苏州联优织造有限公司 Doubling thread gradually-changing type cooling device
CN103526371A (en) * 2013-08-27 2014-01-22 宁波宜科科技实业股份有限公司 Wet-state spinning method and wet spraying device for hemp fibers
CN105803597A (en) * 2014-12-31 2016-07-27 林州光远新材料科技有限公司 Method for improving strength of starch type glass fiber yarn
CN112011861A (en) * 2020-09-07 2020-12-01 张家港锦亿化纤有限公司 Polyester filament yarn twisting device with winding mechanism
CN112095189A (en) * 2020-09-07 2020-12-18 张家港锦亿化纤有限公司 Polyester filament yarn twisting device
CN120401078A (en) * 2025-06-30 2025-08-01 海门南洋电工器材有限公司 A twisting machine with a humidifying structure

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