CN114232162A - Fancy covered yarn with variable wrapping density characteristic - Google Patents

Fancy covered yarn with variable wrapping density characteristic Download PDF

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Publication number
CN114232162A
CN114232162A CN202210011409.8A CN202210011409A CN114232162A CN 114232162 A CN114232162 A CN 114232162A CN 202210011409 A CN202210011409 A CN 202210011409A CN 114232162 A CN114232162 A CN 114232162A
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China
Prior art keywords
layer
outer cladding
cladding layer
yarn
fancy
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CN202210011409.8A
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Chinese (zh)
Inventor
王勇
王宗乾
李长龙
乔启凡
刘明宇
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Anhui Polytechnic University
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Anhui Polytechnic University
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Priority to CN202210011409.8A priority Critical patent/CN114232162A/en
Publication of CN114232162A publication Critical patent/CN114232162A/en
Pending legal-status Critical Current

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    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
    • D02G3/02—Yarns or threads characterised by the material or by the materials from which they are made
    • D02G3/04—Blended or other yarns or threads containing components made from different materials
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
    • D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
    • D02G3/32—Elastic yarns or threads ; Production of plied or cored yarns, one of which is elastic
    • D02G3/328—Elastic yarns or threads ; Production of plied or cored yarns, one of which is elastic containing elastane
    • D—TEXTILES; PAPER
    • D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
    • D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
    • D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
    • D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
    • D02G3/38—Threads in which fibres, filaments, or yarns are wound with other yarns or filaments, e.g. wrap yarns, i.e. strands of filaments or staple fibres are wrapped by a helically wound binder yarn

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)

Abstract

The invention discloses fancy covered yarn with variable wrapping density characteristics, which comprises a core layer and an outer covering layer, wherein the core layer is elastic yarn in a tensioning state, the outer covering layer is single-layer or multi-layer, the outer covering layer is chemical fiber filament yarn or yarn, the outer covering layer is wrapped on the surface of the core layer in a spiral shape with variable wrapping density, the problems that the surface of the traditional covered yarn is single in wrapping density and consistent in color and shade are solved, the yarn axially and integrally presents an alternative variable density characteristic and staggered color and shade, and the overall style of fancy yarn is presented; the problems of poor later dyeing and color fastness durability and single axial integral color of the yarn of the traditional covered yarn are solved.

Description

Fancy covered yarn with variable wrapping density characteristic
Technical Field
The invention belongs to the technical field of covered yarns, and particularly relates to a fancy covered yarn with a variable wrapping density characteristic.
Background
The traditional covered yarn generally takes spandex filaments as a yarn core, and other non-elastic fibers are wrapped on the surface of the yarn core according to a spiral coil-shaped fixed pitch to form the functional yarn with an elastic structure. Traditional cladding yarn surface cladding density is single, and colour light and shade is unanimous, colors after weaving into the fabric, and the reduction that leads to the fact the colour fastness after washing many times in the daily use is difficult to avoid, and can not resume. The fancy yarn is a yarn with special appearance and structure which is spun by adopting a special process or special equipment. The main characteristic of fancy yarn is its irregular appearance and yarn structure.
Therefore, systematic research on its constituent units (such as fibers, yarns, etc.) is a necessary prerequisite for developing the development bottleneck of multifunctional garment materials.
Disclosure of Invention
The present invention provides a fancy covered yarn with a variable wrapping density characteristic to solve the problems of the background art.
In order to achieve the purpose, the invention adopts the technical scheme that: the fancy covered yarn with the variable wrapping density characteristic comprises a core layer and an outer covering layer, wherein the core layer is elastic yarn in a tensioned state, the outer covering layer is single-layer or multi-layer, the outer covering layer is chemical fiber filament or yarn, and the outer covering layer is wrapped on the surface of the core layer in a spiral shape with the variable wrapping density.
Preferably, the outer cladding layer is a single layer, and the surface of the elastic core layer is wrapped in a forward spiral or a backward spiral mode according to the preset time law and the pitch of the outer cladding layer is changed periodically.
Preferably, the outer cladding layer is a double layer, specifically, the outer cladding layer is a first outer cladding layer and a second outer cladding layer, the first outer cladding layer is wrapped on the surface of the elastic core layer in a positive spiral mode according to the pitch periodically changed according to the preset time rule, and the second outer cladding layer is wrapped on the outer side of the first outer cladding layer in a reverse spiral mode according to the pitch periodically changed according to the preset time rule; the first outer coating layer and the second outer coating layer adopt an X-shaped double-wrapping structure.
Preferably, the outer cladding layer is double-layer, specifically is a first outer cladding layer and a second outer cladding layer, the first outer cladding layer is wrapped on the surface of the elastic core layer in a positive spiral mode according to the preset time rule and the pitch of the first outer cladding layer is periodically changed, and the second outer cladding layer is wrapped on the outer side of the first outer cladding layer in a positive spiral mode according to the preset time rule and the pitch of the second outer cladding layer is periodically changed.
Preferably, the outer cladding layer is double-layer, specifically is a first outer cladding layer and a second outer cladding layer, the first outer cladding layer is wrapped on the surface of the elastic core layer in a reverse spiral mode according to the pitch periodically changed according to the preset time rule, and the second outer cladding layer is wrapped on the outer side of the first outer cladding layer in a reverse spiral mode according to the pitch periodically changed according to the preset time rule.
Preferably, the outer cladding layer is double-layer, specifically is a first outer cladding layer and a second outer cladding layer, the first outer cladding layer is wrapped on the surface of the elastic core layer in a forward spiral or backward spiral mode according to a fixed screw pitch, and the second outer cladding layer is wrapped on the outer side of the first outer cladding layer in a forward spiral or backward spiral mode according to a preset time law and periodic change of the screw pitch.
Preferably, the outer cladding layer is double-layer, specifically is a first outer cladding layer and a second outer cladding layer, the first outer cladding layer is wrapped on the surface of the elastic core layer in a forward spiral or backward spiral mode according to a fixed pitch, and the second outer cladding layer is wrapped on the outer side of the first outer cladding layer in a forward spiral or backward spiral mode periodically and discontinuously according to a fixed pitch preset time rule.
Preferably, the outer covering layer is a photochromic filament, so that the color of the resulting covered yarn can change instantaneously when the covered yarn is placed in the sun or under ultraviolet light.
The beneficial effect of adopting above technical scheme is:
1. the fancy covered yarn with the variable wrapping density characteristic comprises a core layer and an outer covering layer, wherein the core layer is an elastic yarn in a tensioning state, the outer covering layer is a single layer, the surface of the elastic core layer is wrapped in a positive spiral or a negative spiral mode according to the pitch periodically changed according to the preset time rule, the problems that the surface of the traditional covered yarn is single in wrapping density and consistent in color and shade are solved, the yarn axially and integrally presents an alternative variable density characteristic, and the integral fancy yarn style is presented.
2. The fancy covered yarn with the variable wrapping density characteristic comprises a core layer and an outer covering layer, wherein the core layer is an elastic yarn in a tensioning state, the outer covering layer is double-layer, specifically comprises a first outer covering layer and a second outer covering layer, the first outer covering layer is wrapped on the surface of the elastic core layer in a forward spiral mode according to the periodical change of a preset time law, and the second outer covering layer is wrapped on the outer side of the first outer covering layer in a reverse spiral mode according to the periodical change of the preset time law; the first outer coating layer and the second outer coating layer adopt an X-shaped double-wrapping structure, so that the resultant yarn strength is effectively improved, resultant yarn hairiness is reduced, and the resultant yarn structure is stabilized.
The outer cladding layer is double-layer, specifically is first outer cladding layer and second outer cladding layer, first outer cladding layer is according to the periodic change pitch of predetermined time law cladding in elasticity sandwich layer surface with positive spiral, the periodic change pitch of second outer cladding layer according to predetermined time law cladding in the first outer cladding layer outside with positive spiral.
The outer cladding layer is double-layer, specifically is first outer cladding layer and second outer cladding layer, first outer cladding layer is according to the periodic change pitch of predetermined time law cladding in elasticity sandwich layer surface with the antihelix, the periodic change pitch of second outer cladding layer according to predetermined time law cladding in the first outer cladding layer outside with the antihelix.
The consistency of yarn hairiness is realized when the covering yarn is textured in the same direction.
3. The fancy covered yarn with the variable wrapping density characteristic comprises a core layer and an outer covering layer, wherein the core layer is an elastic yarn in a tensioning state, the outer covering layer is double-layer, specifically comprises a first outer covering layer and a second outer covering layer, the first outer covering layer is wrapped on the surface of the elastic core layer in a forward spiral mode or a reverse spiral mode according to a fixed thread pitch, and the second outer covering layer is wrapped on the outer side of the first outer covering layer in a forward spiral mode or a reverse spiral mode according to a preset time rule and periodically changed thread pitch.
The outer cladding layer is double-layer, specifically is first outer cladding layer and second outer cladding layer, first outer cladding layer wraps in elasticity sandwich layer surface with positive spiral or anti-spiral according to fixed pitch, second outer cladding layer wraps in the first outer cladding layer outside with positive spiral or anti-spiral according to the periodic interruption of fixed pitch preset time law.
The invention overcomes the problems of single surface coating density and consistent color and shade of the traditional coated yarn, and the yarn axially and integrally presents an alternating variable density characteristic and staggered color and shade and integrally presents a fancy yarn style by adopting the first outer coating layer to coat with a fixed screw pitch and adopting the second outer coating layer to coat with a changed screw pitch.
4. According to the fancy covered yarn with the variable wrapping density characteristic, the outer covering layer is the photochromic filament, so that the color of the obtained covered yarn can be instantly changed when the covered yarn is placed under sunlight or ultraviolet light, and the problems of poor later dyeing and color fastness durability and single axial integral color of the yarn of the traditional covered yarn are solved.
Drawings
FIG. 1 is a schematic diagram of a fancy covered yarn with variable wrap density feature;
FIG. 2 is a second schematic diagram of a fancy covered yarn with variable wrap density feature;
FIG. 3 is a schematic diagram of a fancy covered yarn with variable wrap density feature;
figure 4 is a schematic diagram of a fancy wrap yarn of variable wrap density feature;
wherein:
1. a core layer; 2. an outer cladding layer; 20. a first outer cladding layer; 21. a second outer coating layer.
Detailed Description
The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings for a purpose of helping those skilled in the art to more fully, accurately and deeply understand the concept and technical solution of the present invention and to facilitate its implementation.
As shown in fig. 1 to 4, the fancy covered yarn with the variable wrapping density characteristic of the invention overcomes the problems of single surface wrapping density and consistent color and shade of the traditional covered yarn, the yarn axial direction integrally presents an alternative variable density characteristic and has staggered color and shade, and the integral fancy yarn style is presented; the problems of poor later dyeing and color fastness durability and single axial integral color of the yarn of the traditional covered yarn are solved.
Specifically, as shown in fig. 1 to 4, the stretch yarn package comprises a core layer 1 and an outer cladding layer 2, wherein the core layer 1 is a stretch yarn in a tensioned state, the outer cladding layer 2 is a single layer or a plurality of layers, the outer cladding layer 2 is a chemical fiber filament or yarn, and the outer cladding layer 2 is spirally wrapped on the surface of the core layer 1 with a variable wrapping density.
The outer cladding layer 2 is a single layer and is periodically coated on the surface of the elastic core layer in a forward spiral or backward spiral mode according to a preset time rule.
The outer cladding layer 2 is double-layer, specifically, the outer cladding layer is a first outer cladding layer 20 and a second outer cladding layer 21, the first outer cladding layer 20 is wrapped on the surface of the elastic core layer 1 in a positive spiral mode according to the pitch periodically changed according to the preset time rule, and the second outer cladding layer 21 is wrapped on the outer side of the first outer cladding layer 20 in a reverse spiral mode according to the pitch periodically changed according to the preset time rule; the first outer cladding layer 20 and the second outer cladding layer 21 adopt an "X" type double wrapping structure.
The outer cladding layer 2 is double-layer, specifically is a first outer cladding layer 20 and a second outer cladding layer 21, the first outer cladding layer 20 is wrapped on the surface of the elastic core layer 1 in a positive spiral mode according to the periodically changed screw pitch of the preset time rule, and the second outer cladding layer 21 is wrapped on the outer side of the first outer cladding layer 20 in a positive spiral mode according to the periodically changed screw pitch of the preset time rule.
The outer cladding layer 2 is double-layer, specifically is a first outer cladding layer 20 and a second outer cladding layer 21, the first outer cladding layer 20 is wrapped on the surface of the elastic core layer 1 in a reverse spiral mode according to the periodically changed screw pitch of the preset time rule, and the second outer cladding layer 21 is wrapped on the outer side of the first outer cladding layer 20 in a reverse spiral mode according to the periodically changed screw pitch of the preset time rule.
The outer cladding layer 2 is double-layer, specifically is a first outer cladding layer 20 and a second outer cladding layer 21, the first outer cladding layer 20 is wrapped on the surface of the elastic core layer 1 in a forward spiral or backward spiral mode according to a fixed screw pitch, and the second outer cladding layer 21 is wrapped on the outer side of the first outer cladding layer 20 in a forward spiral or backward spiral mode according to a preset time rule and a periodically changed screw pitch.
The outer cladding layer 2 is double-layer, specifically is a first outer cladding layer 20 and a second outer cladding layer 21, the first outer cladding layer 20 is wrapped on the surface of the elastic core layer 1 in a forward spiral or backward spiral mode according to a fixed thread pitch, and the second outer cladding layer 21 is wrapped on the outer side of the first outer cladding layer 20 in a forward spiral or backward spiral mode according to a fixed thread pitch preset time rule periodic interruption.
The outer covering layer 2 is a photochromic filament, so that the color of the obtained covering yarn can be instantly changed when the covering yarn is placed under the sunlight or the ultraviolet ray.
The following specific working modes are illustrated by specific examples:
example 1:
1. the fancy covered yarn with the variable wrapping density characteristic comprises a core layer 1 and an outer covering layer 2, wherein the core layer 1 is an elastic yarn in a tensioning state, the outer covering layer 2 is a single layer, the surface of the elastic core layer 1 is wrapped in a positive spiral or a negative spiral mode by periodically changing the thread pitch according to a preset time rule, the problems that the surface of the traditional covered yarn is single in wrapping density and consistent in color and shade are solved, the yarn axially and integrally presents an alternative variable density characteristic, and the integral fancy yarn style is presented.
Example 2:
the fancy covered yarn with the variable wrapping density characteristic comprises a core layer 1 and an outer covering layer 2, wherein the core layer 1 is an elastic yarn in a tensioning state, the outer covering layer 2 is double-layer, specifically comprises a first outer covering layer 20 and a second outer covering layer 21, the first outer covering layer 20 is wrapped on the surface of the elastic core layer 1 in a positive spiral mode according to the periodically changed thread pitch of a preset time law, and the second outer covering layer 21 is wrapped on the outer side of the first outer covering layer 20 in a reverse spiral mode according to the periodically changed thread pitch of the preset time law; the first outer coating layer 20 and the second outer coating layer 21 adopt an X-shaped double-wrapping structure, so that the resultant yarn strength is effectively improved, resultant yarn hairiness is reduced, and the resultant yarn structure is stabilized.
The outer cladding layer 2 is double-layer, specifically is a first outer cladding layer 20 and a second outer cladding layer 21, the first outer cladding layer 20 is wrapped on the surface of the elastic core layer 1 in a positive spiral mode according to the periodically changed screw pitch of the preset time rule, and the second outer cladding layer 21 is wrapped on the outer side of the first outer cladding layer 20 in a positive spiral mode according to the periodically changed screw pitch of the preset time rule.
The outer cladding layer 2 is double-layer, specifically is a first outer cladding layer 20 and a second outer cladding layer 21, the first outer cladding layer 20 is wrapped on the surface of the elastic core layer 1 in a reverse spiral mode according to the periodically changed screw pitch of the preset time rule, and the second outer cladding layer 21 is wrapped on the outer side of the first outer cladding layer 20 in a reverse spiral mode according to the periodically changed screw pitch of the preset time rule.
The consistency of yarn hairiness is realized when the covering yarn is textured in the same direction.
Example 3:
the fancy covered yarn with the variable wrapping density characteristic comprises a core layer 1 and an outer covering layer 2, wherein the core layer 1 is an elastic yarn in a tensioning state, the outer covering layer 2 is double-layer, specifically comprises a first outer covering layer 20 and a second outer covering layer 21, the first outer covering layer 20 is wrapped on the surface of the elastic core layer 1 in a positive spiral or a negative spiral mode according to a fixed thread pitch, and the second outer covering layer 21 is wrapped on the outer side of the first outer covering layer 20 in a positive spiral or a negative spiral mode according to a preset time law and periodic change of the thread pitch.
The outer cladding layer 2 is double-layer, specifically is a first outer cladding layer 20 and a second outer cladding layer 21, the first outer cladding layer 20 is wrapped on the surface of the elastic core layer 1 in a forward spiral or backward spiral mode according to a fixed thread pitch, and the second outer cladding layer 21 is wrapped on the outer side of the first outer cladding layer 20 in a forward spiral or backward spiral mode according to a fixed thread pitch preset time rule periodic interruption.
The invention overcomes the problems of single surface coating density and consistent color and shade of the traditional coated yarn, and the yarn axially and integrally presents an alternating variable density characteristic and staggered color and shade and integrally presents a fancy yarn style by adopting the first outer coating layer 20 to coat with a fixed screw pitch and adopting the second outer coating layer 21 to coat with a changed screw pitch.
Example 4:
according to the fancy covered yarn with the variable wrapping density characteristic, the outer covering layer 2 is the photochromic filament, so that the color of the obtained covered yarn can be instantly changed when the covered yarn is placed under sunlight or ultraviolet light, and the problems of poor later dyeing and color fastness durability and single axial integral color of the yarn of the traditional covered yarn are solved.
The present invention has been described in connection with the accompanying drawings, and it is to be understood that the invention is not limited to the specific embodiments described above, but is intended to cover various insubstantial modifications of the invention based on the principles and technical solutions of the invention; the present invention is not limited to the above embodiments, and can be modified in various ways.

Claims (8)

1. A fancy covered yarn with variable wrapping density characteristics is characterized in that: the elastic yarn comprises a core layer (1) and an outer coating layer (2), wherein the core layer (1) is an elastic yarn in a tensioning state, the outer coating layer (2) is single-layer or multi-layer, the outer coating layer (2) is a chemical fiber filament yarn or a yarn, and the outer coating layer (2) is wrapped on the surface of the core layer (1) in a spiral shape with variable wrapping density.
2. The fancy covered yarn with variable wrap density characteristics as claimed in claim 1, wherein: the outer cladding layer (2) is a single layer, and the surface of the elastic core layer is wrapped in a forward spiral or a backward spiral mode according to the preset time law and the pitch of the periodic change of the pitch.
3. The fancy covered yarn with variable wrap density characteristics as claimed in claim 1, wherein: the outer cladding layer (2) is double-layer, specifically comprises a first outer cladding layer (20) and a second outer cladding layer (21), the first outer cladding layer (20) is wrapped on the surface of the elastic core layer (1) in a positive spiral mode according to the periodically changed pitch of a preset time law, and the second outer cladding layer (21) is wrapped on the outer side of the first outer cladding layer (20) in a reverse spiral mode according to the periodically changed pitch of the preset time law; the first outer coating layer (20) and the second outer coating layer (21) adopt an X-shaped double wrapping structure.
4. The fancy covered yarn with variable wrap density characteristics as claimed in claim 1, wherein: the outer cladding layer (2) is double-layer, specifically is first outer cladding layer (20) and second outer cladding layer (21), first outer cladding layer (20) according to the periodic change pitch of predetermined time law cladding in elasticity sandwich layer (1) surface with positive spiral, second outer cladding layer (21) according to the periodic change pitch of predetermined time law cladding in the first outer cladding layer (20) outside with positive spiral.
5. The fancy covered yarn with variable wrap density characteristics as claimed in claim 1, wherein: the outer cladding layer (2) is double-layer, specifically is first outer cladding layer (20) and second outer cladding layer (21), first outer cladding layer (20) according to the periodic change pitch of predetermined time law cladding in elasticity sandwich layer (1) surface with the derotation, second outer cladding layer (21) according to the periodic change pitch of predetermined time law cladding in the first outer cladding layer (20) outside with the derotation.
6. The fancy covered yarn with variable wrap density characteristics as claimed in claim 1, wherein: the outer cladding layer (2) is double-layer, specifically is a first outer cladding layer (20) and a second outer cladding layer (21), the first outer cladding layer (20) wraps the surface of the elastic core layer (1) in a forward spiral mode or a backward spiral mode according to a fixed screw pitch, and the second outer cladding layer (21) wraps the outer side of the first outer cladding layer (20) in a forward spiral mode or a backward spiral mode according to a preset time rule and periodic changing screw pitch.
7. The fancy covered yarn with variable wrap density characteristics as claimed in claim 1, wherein: the outer cladding layer (2) is double-layer, specifically is a first outer cladding layer (20) and a second outer cladding layer (21), the first outer cladding layer (20) wraps the surface of the elastic core layer (1) in a forward spiral or backward spiral mode according to a fixed thread pitch, and the second outer cladding layer (21) wraps the outer side of the first outer cladding layer (20) in a forward spiral or backward spiral mode according to the regular intermittent preset time of the fixed thread pitch.
8. The fancy covered yarn with variable wrap density characteristics as claimed in claim 1, wherein: the outer covering layer (2) is photochromic filament yarn, so that the color of the visible covering yarn can be instantly changed when the obtained covering yarn is placed under the sunlight or ultraviolet rays.
CN202210011409.8A 2022-01-06 2022-01-06 Fancy covered yarn with variable wrapping density characteristic Pending CN114232162A (en)

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