WO2017031610A1 - 五棉条异步输入和三级分梳的转杯纺纺纱方法及装置 - Google Patents

五棉条异步输入和三级分梳的转杯纺纺纱方法及装置 Download PDF

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Publication number
WO2017031610A1
WO2017031610A1 PCT/CN2015/000735 CN2015000735W WO2017031610A1 WO 2017031610 A1 WO2017031610 A1 WO 2017031610A1 CN 2015000735 W CN2015000735 W CN 2015000735W WO 2017031610 A1 WO2017031610 A1 WO 2017031610A1
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WO
WIPO (PCT)
Prior art keywords
yarn
density
roller
components
speed
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Application number
PCT/CN2015/000735
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English (en)
French (fr)
Chinese (zh)
Inventor
高卫东
薛元
郭明瑞
杨瑞华
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江南大学
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 江南大学 filed Critical 江南大学
Priority to EP15901884.5A priority Critical patent/EP3327183B1/de
Publication of WO2017031610A1 publication Critical patent/WO2017031610A1/zh

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    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01H—SPINNING OR TWISTING
    • D01H4/00—Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
    • D01H4/30—Arrangements for separating slivers into fibres; Orienting or straightening fibres, e.g. using guide-rolls
    • D01H4/32—Arrangements for separating slivers into fibres; Orienting or straightening fibres, e.g. using guide-rolls using opening rollers

Definitions

  • the basic principle of spinning a rotor into a yarn is as follows: the sliver is held by the bell mouth through the grip of the cotton sheet and the cotton roller, and the cotton sliver is rotated to convey the sliver to the combing zone; the combing roller pair of the high-speed rotating combing zone The sliver is opened and stripped, combed and separated, and mixed into single fibers which are separated from each other and arranged in parallel and enter the cotton conveying passage; under the action of the air stream, the fiber flow enters the rotor through the cotton conveying passage, and rotates at high speed. Under the centrifugal force of the cup, the fibers are further superimposed and mixed in the coagulation tank, and are taken out by the mother yarn and twisted by a damper to form a yarn.
  • two or more rovings that need to be fed can control the respective feeding amounts online, and change the roving feeding amount while making the total roving.
  • the amount of feed can also be controlled, and there is currently no patent to achieve the production of this yarn.
  • the main problem with yarns that do not change in line density and blending ratio is that two or more fibers cannot be blended at any ratio in the rotor spinning process.
  • the invention relates to a device for a three-stage carding and multi-component feeding rotor spinning method, comprising a spinning system and a computer control system, and the spinning system comprises a feeding carding mechanism, a cohesive twisting mechanism, a winding forming mechanism,
  • the utility model is characterized in that the feeding carding mechanism comprises a combined rotary roller and three-stage opening roller with five revolution degrees of freedom, and the speed ratio of the five rolleres of the five rotary degrees of freedom to the cotton roller is adjustable. .
  • the coagulation and twisting mechanism comprises a cotton conveying passage, a rotor cup and a yarn feeding device; and the winding forming mechanism comprises a yarn winding mechanism.
  • the computer control system comprises a PLC programmable controller, a servo driver and a servo motor, and the combined five-turn rotational degree cotton roller and the three-stage opening roller are driven by a servo motor.
  • the combined rotary feed degree of the rotary freedom includes a shaft, a bearing, a hollow shaft, a first gear, a second gear, a third gear, a fourth gear, a fifth gear, a washer, a first movable roller, and a second activity Rolla, third activity roller, fourth activity roller, fifth activity roller, the first to fifth gears, the first to fifth activity rollers rotate around the same axis, and the first to fifth gears drive the first to the fifth respectively Five activities of Rolla.
  • the three-stage opening roller is composed of a first opening roller, a second opening roller and a third opening roller arranged in parallel.
  • the rotation speed of the three-stage opening roller is gradually increased, the rotation speed of the first opening roller is 1500-3000 rpm, the rotation speed of the second opening roller is 3000-6000 rpm, and the rotation speed of the third opening roller is 6000-12000 rpm.
  • the needle density of the three-stage opening roller is increased step by step.
  • Another object of the present invention is to provide a method for performing rotor spinning using the above apparatus, comprising cotton feeding, carding, coagulation twisting, and yarn winding, characterized in that the cotton is fed by five revolutions.
  • the combination of degrees is fed to the combing zone asynchronously to the cotton roller, and the carding is performed by a three-stage opening roller.
  • five slivers or strips of five different raw materials, or strips of five colors, referred to as five components
  • five slivers can be combined to the cotton roller. Feeding the rotor spinning and combing area asynchronously, and gradually unwinding, combing, orienting, mixing, and decomposing the three-stage opening roller to break down the five slivers into bundle fibers and further decompose them into single sheets. Root fiber. Under the action of centrifugal force and gas flow, the continuous single fiber stream which is detached and transferred from the opening roller enters the spinning cup which rotates at a high speed.
  • the fiber flow is condensed into a whisker under the centrifugal force of the rotor, and then twisted by a damper, and the yarn is drawn from the yarn to form a rotor spinning yarn.
  • the servo drive system is controlled by a computer program, so that the five cotton slivers of the five degrees of freedom are fed into the combing zone asynchronously, and the feeding amount of the five cotton rollers is regulated.
  • the linear density of the final yarn of the rotor spinning and the blending ratio of the five components can be dynamically configured to produce slub yarn, segment color yarn, segment color bamboo yarn, and color matching yarn.
  • the rotation speed of the first opening roller is low, so as to ensure that the difference in the feeding amount of the plurality of slivers is large, the total number of combing times of the fibers in the slivers is within a reasonable range, and the fiber damage is reduced.
  • the rotation speed of the second opening roller is higher than that of the first opening roller, and the longitudinal orientation of the fiber is optimized by the combing of the second opening roller, and the lateral transfer mixing is further optimized;
  • the third opening roller is a high-speed opening roller, the fiber After the third opening roller, not only better carding and transfer, but also the speed is increased, and the centrifugal force required to enter the carding passage can be smoothly and orderly entered into the rotor.
  • the cotton strip is decomposed into a cotton net, the cotton web is decomposed into bundle fibers, and the bundle fibers are decomposed into single fibers. It enhances the function of the rotor spinning and combing area, and has the effects of flexibility, high efficiency and high yield.
  • the invention patent constructs the corresponding spinning mathematical model and program algorithm.
  • the linear density and blending ratio of the randomly controlled rotor spinning yarn are realized.
  • the following four yarns are spun:
  • a yarn having a constant linear density and a blending ratio such as a linear density yarn having a gradation color or a segmented color
  • Yarns with varying linear density and blending ratio such as segmental bamboo slub yarn, segment color big belly yarn, segment color dot yarn, etc.;
  • 4-wire density and blending ratio do not change, but blended yarn or mixed color yarn blended in any ratio.
  • Figure 2 Three-point comb roller rotor spinning roving combing process
  • Figure 3 Schematic diagram of the drive to the cotton roller
  • Figure 3b is the right view of Figure 3a
  • the four active rollers of 4-1,4-2, 4-3, 4-4, 4-5 are driven by gears 4-6, 4-7, 4-13, 4-14, 4-17, respectively.
  • V 01 line speed of cotton roller 1;
  • V 02 line speed of cotton roller 2;
  • V 03 line speed of cotton roller 3;
  • V 04 line speed of cotton roller 4;
  • V 05 cotton roller Line speed of 5;
  • V 1 line speed of the opening roller 1;
  • V 2 line speed of the opening roller 2;
  • V 3 line speed of the opening roller 3;
  • V 4 line speed of the cup;
  • V 5 Gauze line speed;
  • ⁇ 1 linear density of tampon A (g/m);
  • ⁇ 2 linear density of the sliver B (g/m);
  • ⁇ 3 linear density of the sliver C (g/m);
  • ⁇ 11 the linear density (g/m) of the sliver A passing through the opening roller 1;
  • ⁇ 12 the linear density (g/m) of the sliver A passing through the opening roller 2;
  • ⁇ 13 the linear density (g/m) of the sliver A passing through the opening roller 3;
  • ⁇ 14 the linear density (g/m) of the sliver A in the rotor
  • ⁇ 21 the linear density (g/m) of the sliver B passing through the opening roller 1;
  • ⁇ 22 the linear density (g/m) of the sliver B passing through the opening roller 2;
  • ⁇ 23 the linear density (g/m) of the sliver B passing through the opening roller 3;
  • ⁇ 24 the linear density (g/m) of the sliver B in the rotor
  • ⁇ 31 the linear density (g/m) of the sliver C passing through the opening roller 1;
  • ⁇ 32 the linear density (g/m) of the sliver C passing through the opening roller 2;
  • ⁇ 33 the linear density (g/m) of the sliver C passing through the opening roller 3;
  • ⁇ 34 the linear density (g/m) of the sliver C in the rotor
  • ⁇ 41 the linear density (g/m) of the sliver D passing through the opening roller 1;
  • ⁇ 42 the linear density (g/m) of the sliver D passing through the opening roller 2;
  • ⁇ 43 the linear density (g/m) of the sliver D passing through the opening roller 3;
  • ⁇ 44 the linear density (g/m) of the sliver D in the rotor
  • ⁇ 51 the linear density (g/m) of the sliver E passing through the opening roller 1;
  • ⁇ 52 the linear density (g/m) of the sliver E passing through the opening roller 2;
  • ⁇ 53 the linear density (g/m) of the sliver E passing through the opening roller 3;
  • ⁇ 54 the linear density (g/m) of the sliver E in the rotor
  • E 1 a draft ratio of the opening roller 1 relative to the feed roller
  • E 2 a draft ratio of the opening roller 2 to the opening roller 1;
  • E 3 a draft ratio of the opening roller 3 to the opening roller 2;
  • E 4 a draft ratio of the rotor to the opening roller 3;
  • E 5 the draw ratio of the take-up roller relative to the rotor
  • the total draft ratio of the rotor spinning is equal to the draft ratio of the yarn feeding roller relative to the cotton roller.
  • the subscripts 1, 2, 3, 4, 5 represent component A, component B, component C, component D, component E, respectively.
  • the patent adopts the form of a three-way comb roll, that is, the first opening roller, the second opening roller and the third opening roller.
  • the main purpose is to strip, open, remove and separate the comb.
  • the number of combing of the sliver is within a reasonable range to reduce the damage of the fiber;
  • the density of the combing roller and the working angle of the comb are also relatively large.
  • ⁇ 6000-12000rpm
  • the sliver is decomposed into a cotton net, the cotton web is decomposed into bundle fibers, and the bundle fibers are decomposed into single fibers.
  • the large drafting function enhances the function of the rotor spinning and combing area, meets the special requirements of the rotor spinning of the multiple feeding slivers, and realizes the flexible and efficient combing function.
  • the blending ratio of the components A, B, C, D, E in the rotor spinning yarn is K 1 , K 2 , K 3 , K 4 , K 5 :
  • V 01 ′ V 01 + ⁇ V 01
  • V 02 ′ V 02 + ⁇ V 02
  • V 03 ′ V 03 + ⁇ V 03
  • V 04 ′ V 04 + ⁇ V 04
  • V 05 ′ V 05 + ⁇ V 05
  • V 01 +V 02 +V 03 +V 04 +V 05 V 0
  • the blending ratio (mixing ratio) of different fibers (different colors) in the yarn can be changed by changing V 01 , V 02 , V 03 , V 04 , V 05 so that k 1 , k 2 , k 3 , k 4 , and k 5 vary from 0 to 100%.
  • the color mixing ratio is incremented by 0.1 as the minimum increment, wherein the color matching scheme is as follows:
  • k 1 +k 2 +k 3 +k 4 +k 5 100% can have countless combinations, according to five basic color slivers (five kinds of color slivers) coupled drafting, cross-change color, gradient color matching, plus The enamel mixing can eventually form a wide variety of color schemes, and a segmented color yarn having a plurality of color distributions can be formed on the yarn.
  • V 01 +V 02 +V 03 +V 04 +V 05 V 0
  • variable density yarn having a change in linear density of components and no change in linear density of other components
  • the two components are continuous, and the other components are discontinuous variable density yarn;
  • ⁇ V 0 ⁇ V 01 + ⁇ V 02 + ⁇ V 03 + ⁇ V 04 + ⁇ V 05
  • ⁇ V may be from ⁇ V 01 , and may also be derived from ⁇ V 02 , ⁇ V 03 , ⁇ V 04 , ⁇ V 05 , which may be determined by the blend ratio. Then there are:
  • ⁇ V 01 K' 1 (V 0 + ⁇ V)-V 01
  • ⁇ V 02 K' 2 (V 0 + ⁇ V)-V 02
  • ⁇ V 03 K' 3 (V 0 + ⁇ V)-V 03
  • ⁇ V 04 K' 4 (V 0 + ⁇ V)-V 04
  • ⁇ V 05 K' 5 (V 0 + ⁇ V)-V 05

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
PCT/CN2015/000735 2015-08-21 2015-10-30 五棉条异步输入和三级分梳的转杯纺纺纱方法及装置 WO2017031610A1 (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP15901884.5A EP3327183B1 (de) 2015-08-21 2015-10-30 Rotorspinnverfahren und -vorrichtung zur asynchronen einführung von fünf bändern und zur dreistufigen kardierung

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CN201510521024.6A CN105113066B (zh) 2015-08-21 2015-08-21 五棉条异步输入和三级分梳的转杯纺纺纱方法及装置
CN201510521024.6 2015-08-21

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CN108570731A (zh) * 2018-05-04 2018-09-25 江南大学 八组分独立喂入式并条机
CN108468115A (zh) * 2018-05-04 2018-08-31 江南大学 六组分独立喂入式并条机
CN110117857B (zh) * 2019-05-29 2024-05-07 江南大学 一种多通道空心锭花式捻线装置及交互式非对称捻线方法
CN114792363B (zh) * 2022-04-19 2023-07-11 江南大学 三原色纤维构建的全色域网格化混色模型构建方法及彩色纺纱方法

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DE2513692C2 (de) * 1974-04-03 1982-09-23 Výzkumný ústav bavlnářský, Ustí nad Orlicí Faserauflösevorrichtung für eine Rotorspinneiheit mit einer in einem Gehäuse angeordneten Auflösewalze
CN1298969A (zh) * 2000-12-29 2001-06-13 东华大学 转杯纺竹节纱的方法和纺纱装置
CN103938322A (zh) * 2014-04-25 2014-07-23 嘉兴学院 一种转杯纺混色成纱方法及装置与产品
CN203846185U (zh) * 2014-04-25 2014-09-24 嘉兴学院 一种转杯纺混色成纱装置
WO2015033811A1 (ja) * 2013-09-09 2015-03-12 株式会社 豊田自動織機 紡機におけるドラフト装置
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CN205133852U (zh) * 2015-08-21 2016-04-06 江南大学 五棉条异步输入和三级分梳的转杯纺纺纱装置

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DE2513692C2 (de) * 1974-04-03 1982-09-23 Výzkumný ústav bavlnářský, Ustí nad Orlicí Faserauflösevorrichtung für eine Rotorspinneiheit mit einer in einem Gehäuse angeordneten Auflösewalze
CN1298969A (zh) * 2000-12-29 2001-06-13 东华大学 转杯纺竹节纱的方法和纺纱装置
WO2015033811A1 (ja) * 2013-09-09 2015-03-12 株式会社 豊田自動織機 紡機におけるドラフト装置
CN103938322A (zh) * 2014-04-25 2014-07-23 嘉兴学院 一种转杯纺混色成纱方法及装置与产品
CN203846185U (zh) * 2014-04-25 2014-09-24 嘉兴学院 一种转杯纺混色成纱装置
CN104790074A (zh) * 2015-03-27 2015-07-22 江南大学 五组份异同步牵伸调控纱线线密度及混纺比的方法及装置
CN205133852U (zh) * 2015-08-21 2016-04-06 江南大学 五棉条异步输入和三级分梳的转杯纺纺纱装置

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EP3327183A4 (de) 2018-09-05
CN105113066A (zh) 2015-12-02
CN105113066B (zh) 2018-02-16
EP3327183B1 (de) 2019-07-10
EP3327183A1 (de) 2018-05-30

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