阅读说明：本技术 一种粗纺无捻复合羊绒衫的产品工艺 (Product process of roving untwisted composite cashmere sweater ) 是由 陈越 于 2019-10-23 设计创作，主要内容包括：本发明涉及一种粗纺无捻复合羊绒衫的产品工艺,包括以下加工步骤：S1：制作粗纱；S2：预备涤纶长丝；S3：纺制无捻复合纱,将步骤S1中的粗纱和步骤S2中的涤纶长丝通过无捻纺织技术纺制无捻复合纱；S4：制作无捻复合羊绒色纱,将1根传统粗纺纯羊绒色纱与1根无捻复合纱并合后加捻,制成无捻复合羊绒色纱；S5：粗加工,通过纺织设备将步骤S4中的无捻复合羊绒色纱制成多片羊绒衫织片；S6：精加工,根据设计要求,对多片羊绒衫织片进行缝合处理,使之形成羊绒衫。本发明的优点是提高了羊绒衫的耐磨性、弹性、强度和抗拉性能且可机洗,通过该工艺不仅能够加工出薄型的羊绒衫,还降低了加工成本。(The invention relates to a product process of a roving untwisted composite cashmere sweater, which comprises the following processing steps: s1: manufacturing rough yarns; s2: preparing polyester filament yarns; s3: spinning the roving yarn in the step S1 and the polyester filament yarn in the step S2 into the untwisted composite yarn through the untwisted weaving technology; s4: manufacturing untwisted composite cashmere dyed yarns, namely combining 1 piece of traditional slubbed pure cashmere dyed yarns with 1 piece of untwisted composite yarns and twisting to manufacture the untwisted composite cashmere dyed yarns; s5: rough processing, namely manufacturing the untwisted composite cashmere dyed yarns in the step S4 into a plurality of cashmere sweater knitted pieces through textile equipment; s6: and finishing, namely sewing a plurality of cashmere sweater knitted pieces according to design requirements to form the cashmere sweater. The invention has the advantages that the wear resistance, elasticity, strength and tensile property of the cashmere sweater are improved, the cashmere sweater can be washed by a machine, the thin cashmere sweater can be processed by the process, and the processing cost is reduced.)

1. A product process of a roving untwisted composite cashmere sweater is characterized in that: the method comprises the following processing steps:

s1: manufacturing rough yarns;

s2: preparing polyester filament yarns;

s3: spinning the roving yarn in the step S1 and the polyester filament yarn in the step S2 into the untwisted composite yarn through the untwisted weaving technology;

s4: manufacturing untwisted composite cashmere dyed yarns, namely combining 1 piece of traditional slubbed pure cashmere dyed yarns with 1 piece of untwisted composite yarns and twisting to manufacture the untwisted composite cashmere dyed yarns;

s5: rough processing, namely manufacturing the untwisted composite cashmere dyed yarns in the step S4 into a plurality of cashmere sweater knitted pieces through textile equipment;

s6: and finishing, namely sewing a plurality of cashmere sweater knitted pieces according to design requirements to form the cashmere sweater.

2. The process for producing a carded untwisted composite cashmere sweater according to claim 1, wherein the process comprises the following steps: the step S1 further includes the following processing steps:

a1: preparing the velvet, namely selecting raw materials according to production requirements and matching the raw materials with each other;

a2: mixing the fine hair, adding a proper amount of wool oil according to the characteristics of the raw materials, controlling the moisture regain of the mixed fine hair, preliminarily opening and mixing the raw materials by using a wool mixing machine to remove impurities, loosening and uniformly mixing fibers, tightly covering the fine hair in a fine hair bin for more than 12 hours after the mixing is finished, and waiting for the uniform distribution of oil and water to permeate into the mixed raw materials;

a3: carding, namely, opening, carding and removing impurities from the mixed material obtained in the step A2 by using a carding machine, fully mixing various fibers in the mixed material, making the fibers into a fleece, making the fleece into a small fleece belt, twisting the small fleece belt into roving by using a washboard, and winding the roving into a plurality of roving wool cakes.

3. The process for producing a carded untwisted composite cashmere sweater according to claim 2, wherein the process comprises the following steps: in step a1, the following conditions are met:

the first condition is as follows: the process requirements must be met;

and a second condition: determining the down-matching component according to the use of the down yarn;

and (3) carrying out a third condition: when the length and the fineness of the mixed material components are determined, the length and the fineness dispersion of the mixed material are ensured to meet the requirements of products on the length and the fineness dispersion of raw materials, so that the product quality is ensured.

4. The process for producing a carded untwisted composite cashmere sweater according to claim 2, wherein the process comprises the following steps: the step A3 also comprises the following processing steps:

b1: feeding down, namely feeding the mixed material obtained in the down combining procedure into an automatic down feeding machine, and quantitatively feeding the mixed material into a pre-carding machine through a down lifting curtain, a down weighing hopper and a down feeding roller;

b2: the method comprises the following steps of carrying out primary carding, wherein mixed materials are carded by a chest cylinder and working rollers in a pre-carding machine, large blocks are decomposed into small blocks and fiber bundles, the small blocks are transferred to a first carding machine through conveying rollers, and the large cylinder of the first carding machine, five pairs of working rollers and a delinter roller are used for fully mixing and carding the block fibers and the fiber bundles, so that the block fibers and the fiber bundles are loosened into single fibers;

b3: processing a fleece net, wherein single fibers are raised out from a large cylinder needle gap through a wind wheel and condensed on a doffer, fibers on the doffer are chopped by a chopper to form the fleece net and are sent to a first bridging machine, and the fleece net is longitudinally folded and mixed and transversely folded and mixed on the bridging machine, so that the fibers are fully mixed;

b4: secondary carding, wherein the fibers are sent into a second carding machine for further carding and mixing after being sent out of the first bridge machine, are carded into single fibers, then form a fleece through a wind wheel, a doffer and a chopper again and then are sent onto the second bridge machine;

b5: third carding, namely, folding and mixing the fleece through a second gap bridge machine, and then feeding the fleece into a third section of carding machine for final carding;

b6: and processing roving, namely feeding the fleece into a slivering machine, cutting the fleece into a plurality of small fleece strips by belt threads in the slivering machine, twisting the small fleece strips into smooth, round and tight roving by four pairs of washboards, and winding the roving into a roving fleece cake.

5. The process for producing a carded untwisted composite cashmere sweater according to claim 1, wherein the process comprises the following steps: in step S2, the polyester filaments are dyed through a conventional color spinning process.

6. The process for producing a carded untwisted composite cashmere sweater according to claim 1, wherein the process comprises the following steps: in step S3, the roving and the polyester filaments are spun into the untwisted composite yarn using the untwisted composite spinning machine.

7. The process for producing a carded untwisted composite cashmere sweater according to claim 1, wherein the process comprises the following steps: in step S5, the cashmere sweater piece is processed by a flat knitting machine.

8. The process for producing a carded untwisted composite cashmere sweater according to claim 1, wherein the process comprises the following steps: the step S6 further includes the following processing steps:

c1: cutting, namely cutting a part of cashmere sweater knitted piece locally so as to be convenient for sewing;

c2: stitching, namely splicing and stitching, ironing, perforating and button sewing are carried out on the cashmere sweater knitted piece according to the process requirements to prepare a ready-made garment;

c3: ironing: ironing the ready-made clothes to shape the ready-made clothes;

c4: trimming: placing the scalded ready-made clothes for natural retraction, measuring the size of the ready-made clothes, and repairing the ready-made clothes according to the requirement;

c5: and (4) inspecting whether the ready-made clothes meet the factory standards, wherein the main inspected parameters comprise specification, density, weight, tolerance, style and color difference.

Technical Field

The invention relates to the technical field of cashmere sweater processing, in particular to a product process of a woolen untwisted composite cashmere sweater.

Background

Cashmere sweater is a garment knitted by cashmere, which can be divided into two types of woolen knitting and worsted knitting according to the yarn category, and the popular styles are V-shaped collar pullover, cardigan, round collar pullover and the like.

The pure cashmere content of the existing pure cashmere sweater is about 95 percent basically, and the content of some cashmere sweaters can even reach 98 percent, and the cashmere sweater has the advantages of soft hand feeling, smoothness, luster, good heat retention and comfortable wearing, so the cashmere sweater is widely loved by people.

However, the same cashmere sweaters have obvious disadvantages, i.e. poor strength, incapability of being washed by a machine, high cost and the like, and due to the poor strength, the cashmere sweaters made of pure cashmere are generally thick, and are difficult to process into cashmere sweaters with the size of 36 Nm × 2 (medium-thin type), even 48 Nm × 2 (thin type).

Disclosure of Invention

The invention aims to provide a product process of a roving untwisted composite cashmere sweater, which has the advantages that the abrasion resistance, elasticity, strength and tensile property of the cashmere sweater are improved, the cashmere sweater can be washed by a machine, the thin cashmere sweater can be processed by the process, and the processing cost is reduced.

The technical purpose of the invention is realized by the following technical scheme: a product process of a roving untwisted composite cashmere sweater comprises the following processing steps:

s1: manufacturing rough yarns;

s2: preparing polyester filament yarns;

s3: spinning the roving yarn in the step S1 and the polyester filament yarn in the step S2 into the untwisted composite yarn through the untwisted weaving technology;

s4: manufacturing untwisted composite cashmere dyed yarns, namely combining 1 piece of traditional slubbed pure cashmere dyed yarns with 1 piece of untwisted composite yarns and twisting to manufacture the untwisted composite cashmere dyed yarns;

s5: rough processing, namely manufacturing the untwisted composite cashmere dyed yarns in the step S4 into a plurality of cashmere sweater knitted pieces through textile equipment;

s6: and finishing, namely sewing a plurality of cashmere sweater knitted pieces according to design requirements to form the cashmere sweater.

By adopting the technical scheme, the processing technology of the cashmere sweater in the application is characterized in that roving yarns and polyester filaments are combined to prepare untwisted composite yarns, and the untwisted composite yarns are used for replacing 1 traditional roving pure cashmere colored yarn, so that the processed cashmere sweater can basically reach the quality and the hand feeling of pure cashmere; meanwhile, due to the improvement of the tensile property of the base material, the process not only can be used for processing the thick cashmere sweater of 26 metric count multiplied by 2, but also can be used for processing the cashmere sweaters of 36 metric count multiplied by 2 (medium thin type) and 48 metric count multiplied by 2 (thin type), thereby expanding the product types and reducing the processing cost.

The invention is further configured to: the step S1 further includes the following processing steps:

a1: preparing the velvet, namely selecting raw materials according to production requirements and matching the raw materials with each other;

a2: mixing the wool, adding a proper amount of wool-mixing oil according to the characteristics of the raw materials, controlling the moisture regain of the mixed wool, preliminarily opening and mixing the raw materials by using a wool-mixing machine to remove impurities, loosening and uniformly mixing the fibers, tightly covering the wool in a wool bin for more than 12 hours after the wool-mixing is finished, and waiting for the uniform distribution of oil and water to permeate into the mixed raw materials;

a3: carding, namely, opening, carding and removing impurities from the mixed material obtained in the step A2 by using a carding machine, fully mixing various fibers in the mixed material, making the fibers into a fleece, making the fleece into a small fleece belt, twisting the small fleece belt into roving by using a washboard, and winding the roving into a plurality of roving wool cakes.

By adopting the technical scheme, the quality of the product can be improved by reasonably mixing the velvet; the wool combining is mainly used for uniformly mixing various limits, and the wool blending oil is mainly used for reducing friction, so that the fiber has good flexibility and toughness, and simultaneously, due to the moisture contained in the wool blending oil, the static electricity generated by the friction of the cashmere fiber can be reduced, so that the fly wool is reduced, and the quality of the cashmere yarn is improved; the carding is mainly to directly process the mixed material into roving.

The invention is further configured to: in step a1, the following conditions are met:

the first condition is as follows: the process requirements must be met;

and a second condition: determining the down-matching component according to the use of the down yarn;

and (3) carrying out a third condition: when the length and the fineness of the mixed material components are determined, the length and the fineness dispersion of the mixed material are ensured to meet the requirements of products on the length and the fineness dispersion of raw materials, so that the product quality is ensured.

By adopting the technical scheme, the velvet is strictly matched according to the three conditions so as to improve the processing quality.

The invention is further configured to: the step A3 also comprises the following processing steps:

b1: feeding down, namely feeding the mixed material obtained in the down combining procedure into an automatic down feeding machine, and quantitatively feeding the mixed material into a pre-carding machine through a down lifting curtain, a down weighing hopper and a down feeding roller;

b2: the method comprises the following steps of carrying out primary carding, wherein mixed materials are carded by a chest cylinder and working rollers in a pre-carding machine, large blocks are decomposed into small blocks and fiber bundles, the small blocks are transferred to a first carding machine through conveying rollers, and the large cylinder of the first carding machine, five pairs of working rollers and a delinter roller are used for fully mixing and carding the block fibers and the fiber bundles, so that the block fibers and the fiber bundles are loosened into single fibers;

b3: processing a fleece net, wherein single fibers are raised out from a large cylinder needle gap through a wind wheel and condensed on a doffer, fibers on the doffer are chopped by a chopper to form the fleece net and are sent to a first bridging machine, and the fleece net is longitudinally folded and mixed and transversely folded and mixed on the bridging machine, so that the fibers are fully mixed;

b4: secondary carding, wherein the fibers are sent into a second carding machine for further carding and mixing after being sent out of the first bridge machine, are carded into single fibers, then form a fleece through a wind wheel, a doffer and a chopper again and then are sent onto the second bridge machine;

b5: third carding, namely, folding and mixing the fleece through a second gap bridge machine, and then feeding the fleece into a third section of carding machine for final carding;

b6: and processing roving, namely feeding the fleece into a slivering machine, cutting the fleece into a plurality of small fleece strips by belt threads in the slivering machine, twisting the small fleece strips into smooth, round and tight roving by four pairs of washboards, and winding the roving into a roving fleece cake.

The invention is further configured to: in step S2, the polyester filaments are dyed through a conventional color spinning process.

By adopting the technical scheme, the requirements of different customers can be met.

The invention is further configured to: in step S3, the roving and the polyester filaments are spun into the untwisted composite yarn using the untwisted composite spinning machine.

The invention is further configured to: in step S5, the cashmere sweater piece is processed by a flat knitting machine.

The invention is further configured to: the step S6 further includes the following processing steps:

c1: cutting, namely cutting a part of cashmere sweater knitted piece locally so as to be convenient for sewing;

c2: stitching, namely splicing and stitching, ironing, perforating and button sewing are carried out on the cashmere sweater knitted piece according to the process requirements to prepare a ready-made garment;

c3: ironing: ironing the ready-made clothes to shape the ready-made clothes;

c4: trimming: placing the scalded ready-made clothes for natural retraction, measuring the size of the ready-made clothes, and repairing the ready-made clothes according to the requirement;

c5: and (4) inspecting whether the ready-made clothes meet the factory standards, wherein the main inspected parameters comprise specification, density, weight, tolerance, style and color difference.

In conclusion, the beneficial technical effects of the invention are as follows:

1. the cashmere sweater processing technology in the application is characterized in that roving yarns and polyester filaments are combined to be made into untwisted composite yarns, and 1 piece of traditional roving pure cashmere dyed yarns is replaced by the untwisted composite yarns, so that the processed cashmere sweater can basically reach the quality and the hand feeling of pure cashmere;

2. because the tensile property of the base material is improved, the process not only can be used for processing the thick cashmere sweater of 26 metric count multiplied by 2, but also can be used for processing the cashmere sweaters of 36 metric count multiplied by 2 (medium thin type) and 48 metric count multiplied by 2 (thin type), thereby expanding the product types and reducing the processing cost.

Drawings

FIG. 1 is a schematic process flow diagram of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the invention discloses a product process of a woolen untwisted composite cashmere sweater, which comprises the following processing steps: s1: manufacturing rough yarns; s2: preparing polyester filament yarns; s3: spinning the untwisted composite yarn; s4: manufacturing untwisted composite cashmere colored yarns; s5: rough machining; s6: and (6) finishing.

The step S1 specifically includes the following processing steps:

a1: preparing the velvet, selecting raw materials according to production requirements, matching the raw materials with each other, and meeting the following conditions in the matching process:

the first condition is as follows: the process requirements, namely the style characteristics and the application requirements of the fabric, must be met;

and a second condition: determining the down-matching component according to the use of the down yarn;

and (3) carrying out a third condition: when the length and the fineness of the mixed material components are determined, the length and the fineness dispersion of the mixed material are ensured to meet the requirements of products on the length and the fineness dispersion of raw materials, so that the product quality is ensured.

A2: and (2) combining the velvet, adding a proper amount of wool mixing oil according to the characteristics of the raw materials, controlling the moisture regain of the combined velvet, preliminarily opening and mixing the raw materials by using a velvet mixing machine to remove impurities, so that the fibers are loose and uniformly mixed, and the specific operation is as follows: the mixed raw materials are uniformly paved on a wool feeding curtain manually or through a fan dust cage, the wool feeding curtain rotates, the raw materials are sent to a wool feeding roller, the rotating direction of a toothed sheet on the wool feeding roller is opposite, the fibers can be well held, the fibers are held by the toothed sheet and are penetrated into a fiber layer by the feeding roller, the raw materials are sent to a cylinder, the linear velocity of the surface of the cylinder is higher than that of the surface of the wool feeding roller, the bulk and the block are torn loose between the wool feeding roller and the cylinder and are fed into a transfer roller, the wool fibers wound on the upper wool feeding roller are peeled off and sent to the cylinder, and after the wool is sealed in a wool bin for more than 12 hours, oil and water are uniformly distributed and permeated into the mixed raw materials; the wool-blending oil is mainly used for reducing friction, so that the fiber has good flexibility and toughness, and simultaneously, due to the moisture contained in the wool-blending oil, the static electricity generated by friction of the cashmere fiber can be reduced, so that the flying cashmere is reduced, and the quality of the cashmere yarn is improved.

A3: and B, carding, namely opening, carding and impurity removal are carried out on the mixed material obtained in the step A2 by adopting a carding machine, and the method specifically comprises the following processing steps:

b1: feeding down, namely feeding the mixed material obtained in the down combining procedure into an automatic down feeding machine, and quantitatively feeding the mixed material into a pre-carding machine through a down lifting curtain, a down weighing hopper and a down feeding roller;

b2: the method comprises the following steps of carrying out primary carding, wherein mixed materials are carded by a chest cylinder and working rollers in a pre-carding machine, large blocks are decomposed into small blocks and fiber bundles, the small blocks are transferred to a first carding machine through conveying rollers, and the large cylinder of the first carding machine, five pairs of working rollers and a delinter roller are used for fully mixing and carding the block fibers and the fiber bundles, so that the block fibers and the fiber bundles are loosened into single fibers;

b3: processing a fleece net, wherein single fibers are raised out from a large cylinder needle gap through a wind wheel and condensed on a doffer, fibers on the doffer are chopped by a chopper to form the fleece net and are sent to a first bridging machine, and the fleece net is longitudinally folded and mixed and transversely folded and mixed on the bridging machine, so that the fibers are fully mixed;

b4: secondary carding, wherein the fibers are sent into a second carding machine for further carding and mixing after being sent out of the first bridge machine, are carded into single fibers, then form a fleece through a wind wheel, a doffer and a chopper again and then are sent onto the second bridge machine;

b5: third carding, namely, folding and mixing the fleece through a second gap bridge machine, and then feeding the fleece into a third section of carding machine for final carding;

b6: and processing roving, namely feeding the fleece into a slivering machine, cutting the fleece into a plurality of small fleece strips by belt threads in the slivering machine, twisting the small fleece strips into smooth, round and tight roving by four pairs of washboards, and winding the roving into a roving fleece cake.

Referring to fig. 1, in step S3, the roving in step S1 and the polyester filament yarn in step S2 are bonded together in parallel, then the untwisted composite yarn is made by the untwisted spinning technology of the untwisted composite spinning machine, a set of feeding guide roller is additionally arranged at the feeding part of the twistless spinning machine, the treated roving is fed into the front roller of the twistless spinning machine through the guide roller, simultaneously, the four-wheel long yarns after being drafted are also fed into the front roller together, the long yarns are combined and then are output together from the front roller, the output untwisted composite yarn is sent into the crossed false twist leather collar for false twisting, meanwhile, a metering pump is adopted to quantitatively feed the adhesive to the surface of the crossed false-twist leather ring, and under the action of the crossed false-twist leather ring, the untwisted composite yarn strips, the inner and outer layers are uniformly coated with an adhesive to form a non-twisted composite yarn, and then the non-twisted composite yarn is dried by a synchronous drying frame and wound to form the non-twisted composite yarn (refer to the prior art with the application number of CN 02100698.9).

In step S4, 1 piece of the traditional slub pure cashmere dyed yarn and 1 piece of the untwisted composite yarn are twisted to produce the untwisted composite cashmere dyed yarn, the traditional slub pure cashmere dyed yarn is imitated by the roving cashmere cake in the step B6, and because the tensile strength of the base material is improved, the process can not only process thick cashmere sweaters with 26 metric counts × 2, but also process thick cashmere sweaters with 36 metric counts × 2 (medium thin type) and 48 metric counts × 2 (thin type), thereby expanding the product types and reducing the processing cost.

In step S5, the untwisted composite cashmere dyed yarn of step S4 is made into a plurality of cashmere sweater pieces by a textile machine.

Referring to fig. 1, step S6 specifically includes the following processing steps:

c1: cutting, namely cutting a part of cashmere sweater knitted piece locally so as to be convenient for sewing;

c2: stitching, namely splicing and stitching, ironing, perforating and button sewing are carried out on the cashmere sweater knitted piece according to the process requirements to prepare a ready-made garment;

c3: ironing: ironing the ready-made clothes to shape the ready-made clothes;

c4: trimming: placing the scalded ready-made clothes for natural retraction, measuring the size of the ready-made clothes, and repairing the ready-made clothes according to the requirement;

c5: and (4) inspecting whether the ready-made clothes meet the factory standards, wherein the main inspected parameters comprise specification, density, weight, tolerance, style and color difference.

Compared with the cashmere sweater processing technology in the prior art, the cashmere sweater processing technology in the application can basically achieve the quality and the hand feeling of pure cashmere by combining the roving and the polyester filament yarns to prepare the untwisted composite yarns and replacing 1 traditional roving of 26-count pure cashmere dyed yarns, and the processed cashmere sweater has the advantages because the composite yarns have relatively high wear resistance, elasticity, strength and tensile property, and also has the advantage of being washable by a machine.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.