CN211848282U - High-elastic superfine denier nylon-ammonia covered yarn - Google Patents
High-elastic superfine denier nylon-ammonia covered yarn Download PDFInfo
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- CN211848282U CN211848282U CN201922257689.7U CN201922257689U CN211848282U CN 211848282 U CN211848282 U CN 211848282U CN 201922257689 U CN201922257689 U CN 201922257689U CN 211848282 U CN211848282 U CN 211848282U
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Abstract
The utility model provides a pair of high-elastic superfine denier nylon ammonia cladding silk, nylon ammonia cladding silk uses the spandex as core silk (1), its characterized in that: the coating silk comprises a middle layer coating silk and an outer layer coating silk (5); the middle layer coating silk comprises a first coating silk (2), a second coating silk (4) and a fastening silk (3), and the first coating silk, the second coating silk and the fastening silk are respectively a first spandex monofilament, a first nylon yarn bundle and a second spandex monofilament. The superfine denier nylon-spandex covered yarn is characterized in that the spandex is firstly used for covering the spandex core yarn, and then the spandex is used for fastening the first covered yarn, so that the percentage content of spandex is improved by three spandex yarns, and the elasticity of the nylon-spandex covered yarn is improved. The spandex core wire is coated with the middle-layer coating wire, the core wire is under the action of the middle-layer coating wire, the action burden of the outer-layer coating wire on the spandex core wire is reduced, and due to the particularity of the middle-layer coating structure, the nylon-spandex coating wire is higher in elasticity than a common nylon-spandex coating wire, and is better in creep resistance and durability.
Description
Technical Field
The utility model relates to a textile sector, in particular to high-elastic superfine denier polyamide ammonia coated yarn.
Background
The spandex air-covered yarn is formed by simultaneously drawing the covered fiber filament and the spandex yarn through a certain type of nozzle and regularly spraying and pressing high-compressed air, and the fabric of the spandex air-covered yarn has soft and smooth hand feeling. In the spinning process, the pre-drafting multiple of spandex is an important process parameter, which affects the elasticity of the covered yarn and fabric, and also affects the strength elongation, yarn evenness and creep property of the covered yarn. The pre-drafting multiple of spandex is too small, so that the advantage of good elasticity of the elastic fabric can not be fully exerted, spinning is difficult when the drafting is too high, yarn breakage is easy to cause, and the product quality is reduced along with the yarn breakage; in addition, the percentage content of the spandex also influences the elasticity of the covered yarn, and the covered yarn is high in content and good in elasticity.
The existing nylon-ammonia coated yarn takes spandex as a core yarn and is coated with the nylon yarn, the structure is simple, the percentage content of the spandex is low, the elasticity is not particularly high, and if the content of the spandex in the core yarn is increased, the elasticity can be improved, but the creep resistance and the durability can be reduced.
SUMMERY OF THE UTILITY MODEL
To prior art's not enough, the utility model provides a high-elastic superfine denier nylon ammonia coated yarn, elasticity is higher than ordinary nylon ammonia coated yarn, and creep resistance and durability are better moreover.
In order to solve the technical problem, the purpose of the utility model is to realize like this:
the utility model provides a high-elastic superfine denier nylon ammonia coated yarn, nylon ammonia coated yarn uses the spandex as core silk, its characterized in that: the coating silk comprises a middle layer coating silk and an outer layer coating silk; the middle-layer coating wire comprises a first coating wire, a second coating wire and a fastening wire, wherein the first coating wire, the second coating wire and the fastening wire are respectively a first spandex monofilament, a first nylon yarn bundle and a second spandex monofilament; the number of wrapping turns of the first wrapping wire and the second wrapping wire in unit length is the same and is greater than that of the fastening wire in unit length; the outer-layer coating yarn is a superfine denier nylon yarn bundle, and the wrapping direction of the outer-layer coating yarn is opposite to that of the first coating yarn. The first spandex monofilament is used as a first covering filament, the drafted core filament is wrapped by the weak draft, then the core filament is wrapped by the second spandex monofilament and the first spandex monofilament in the opposite directions, and the three spandex filaments are integrated into a whole. And then, drawing the whole body formed by the three spandex filaments together, wherein the wrapping number of the first spandex monofilament to the core filament is fixed, so that a gap is reserved between the rings of the first spandex monofilament after drawing, at the moment, the first nylon filament bundle is wrapped in the same direction along the first spandex monofilament, the first nylon filament bundle falls into the gap, and the second spandex monofilament is also pressed into the gap. And then the elastic recovery is carried out, and the first spandex monofilament is tightly pressed between the wrapping rings so as to fasten the first spandex monofilament. Therefore, the middle layer of the coating silk coats the core silk first, and because the first coating silk and the fastening silk are both spandex silk, the percentage content of spandex is improved, and the elasticity is improved. Furthermore, the core yarn, the first spandex yarn and the second spandex yarn have different draft ratios, and the draft ratios are as follows: the core yarn, the first polyurethane yarn and the second polyurethane yarn have strong creep resistance. The core yarn is also used as an elastic main body of the polyamide-spandex covered yarn, if the core yarn is broken, the first spandex yarn is used for bearing, and the second spandex yarn is used for fastening the first spandex yarn to prevent the first spandex yarn from being looped off, so that the wrapping stability of the first spandex yarn is improved, and the durability of the polyamide-spandex covered yarn is improved.
Further: the fineness of the first coating silk and the fineness of the second coating silk are the same, smaller than the fineness of the core silk and larger than the fineness of the fastening silk. The fastening silk fineness is less than first cladding silk and the second cladding silk fineness, can block into the space of reserving between first cladding silk circle and the circle more easily, with the better fixed of first cladding silk.
Further: the fineness of the core wire is 30D, the fineness of the first coating wire and the fineness of the second coating wire are 15D, and the fineness of the fastening wire is 10D.
Further: the core yarn is a spandex yarn bundle. The core yarn is made of spandex yarn bundle, and the creep resistance can be improved.
Further: the fineness of the superfine denier nylon filament bundle monofilament fiber of the outer layer coating yarn is 0.05-0.08 dtex.
Further: the number of the single filaments of the outer layer coating filament is 36-144.
Further: the outer layer coating yarn is a semi-dull or full-dull nylon yarn bundle. The outer layer coated yarn is suitable for clothes due to the fact that the outer layer is required to be attractive and low in light reflection degree.
Further: the first wrapping wire and the second wrapping wire are wrapped by S-direction core winding wires, and the fastening wire and the outer wrapping wire are wrapped by Z-direction core winding wires.
The utility model has the advantages that:
the superfine denier nylon-spandex covered yarn is characterized in that the spandex is firstly used for covering the spandex core yarn, and then the spandex is used for fastening the first covered yarn, so that the percentage content of spandex is improved by three spandex yarns, and the elasticity of the nylon-spandex covered yarn is improved. The spandex is used as the wrapping filament, because the spandex has elasticity, the retraction can be caused by the breakage, the second wrapping filament is used for pressing the second spandex monofilament to enter a gap between the wrapping ring and the ring of the first spandex monofilament, the wrapping and the knocking-over of the first spandex monofilament are prevented under the fastening action, and the wrapping stability is improved. The spandex core wire is coated with the middle-layer coating wire, the core wire is under the action of the middle-layer coating wire, the action burden of the outer-layer coating wire on the spandex core wire is reduced, and due to the particularity of the middle-layer coating structure, the nylon-spandex coating wire is higher in elasticity than a common nylon-spandex coating wire, and is better in creep resistance and durability.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.
FIG. 1 is a perspective view showing the structure of a first embodiment;
FIG. 2 is a view showing a structure of a middle layer-coated yarn according to the first embodiment;
reference numbers in the figures: 1-core filament; 2-first coating silk; 3-fastening the silk; 4-second coated filaments; 5-outer layer coated yarn
Detailed Description
The technical solution of the embodiments of the present invention is clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention.
Example one
Referring to the attached drawings 1 and 2, the high-elasticity ultra-fine denier nylon-spandex covered yarn takes spandex as a core yarn 1, and comprises a middle-layer covered yarn and an outer-layer covered yarn 5; the middle layer of coating silk comprises a first coating silk 2, a second coating silk 4 and a fastening silk 3 which are respectively a first spandex monofilament, a first nylon yarn bundle and a second spandex monofilament, wherein the first coating silk 2 is wound on the outer side of the core silk 1, the fastening silk 3 is arranged on the outer side of the first coating silk 2 in the winding direction opposite to that of the first coating silk 2, and the second coating silk 4 is arranged on the outer side of the fastening silk 3 in the winding direction same as that of the first coating silk 2; the wrapping turns of the first wrapping wire 2 and the second wrapping wire 4 in unit length are the same and are larger than the wrapping turns of the fastening wire 3 in unit length; the outer-layer coating silk 5 is a superfine denier nylon tow, and the wrapping direction of the outer-layer coating silk 5 is opposite to that of the first coating silk 2.
The fineness of the first coating wire 2 is the same as that of the second coating wire 4, is smaller than that of the core wire 1, and is larger than that of the fastening wire 3. The 3 fineness of fastening silk is less than the 4 fineness of first cladding silk 2 and second cladding silk, can block into the space that leaves between 2 circles of first cladding silk and the circle more easily, with the better fixed of first cladding silk 2.
As a further concept of the present embodiment: the fineness of the core wire 1 is 30D, the fineness of the first coating wire 2 and the second coating wire 4 is 15D, and the fineness of the fastening wire 3 is 10D.
As a further concept of the present embodiment: the fineness of the superfine denier nylon filament bundle monofilament fiber of the outer layer coating yarn 5 is 0.05-0.08 dtex.
As a further concept of the present embodiment: the number of the single filaments of the outer coating filament 5 is 36-144.
As a further concept of the present embodiment: the outer layer coating silk 5 is semi-dull or full dull nylon silk bundle. The outer layer coated yarn 5 is suitable for clothes because of its aesthetic property and low light reflection.
As a further concept of the present embodiment: the first coating wire 2 and the second coating wire 4 are wrapped around the core wire 1 in the S direction, and the fastening wire 3 and the outer coating wire 5 are wrapped around the core wire 1 in the Z direction.
The present embodiment can be interpreted as:
the first spandex monofilament is used as a first covering filament, the drafted core filament is wrapped by the weak draft, then the core filament is wrapped by the second spandex monofilament and the first spandex monofilament in the opposite directions, and the three spandex filaments are integrated into a whole. And then, drawing the whole body formed by the three spandex filaments together, wherein the wrapping number of the first spandex monofilament to the core filament is fixed, so that a gap is reserved between the rings of the first spandex monofilament after drawing, at the moment, the first nylon filament bundle and the first spandex monofilament are wrapped in the same direction, the first nylon filament bundle falls into the gap, and the second spandex monofilament is also pressed into the gap. And then the elastic recovery is carried out, and the first spandex monofilament is tightly pressed between the wrapping rings so as to fasten the first spandex monofilament. Therefore, the middle layer of the coating silk coats the core silk first, and because the first coating silk and the fastening silk are both spandex silk, the percentage content of spandex is improved, and the elasticity is improved. Furthermore, the core yarn, the first spandex yarn and the second spandex yarn have different draft ratios, and the draft ratios are as follows: the core yarn, the first polyurethane yarn and the second polyurethane yarn have strong creep resistance. The core yarn is also used as an elastic main body of the polyamide-spandex covered yarn, if the core yarn is broken, the first spandex yarn is used for bearing, and the second spandex yarn is used for fastening the first spandex yarn to prevent the first spandex yarn from being looped off, so that the wrapping stability of the first spandex yarn is improved, and the durability of the polyamide-spandex covered yarn is improved.
Example two
The difference between this embodiment and the first embodiment is that the core yarn 1 is a spandex tow. The core yarn 1 is made of spandex yarn bundle, and the creep resistance can be improved.
The utility model has the advantages that:
the superfine denier nylon-spandex covered yarn is characterized in that the spandex is firstly used for covering the spandex core yarn, and then the spandex is used for fastening the first covered yarn, so that the percentage content of spandex is improved by three spandex yarns, and the elasticity of the nylon-spandex covered yarn is improved. The spandex is used as the wrapping filament, because the spandex has elasticity, the retraction can be caused by the breakage, the second wrapping filament is used for pressing the second spandex monofilament to enter a gap between the wrapping ring and the ring of the first spandex monofilament, the wrapping and the knocking-over of the first spandex monofilament are prevented under the fastening action, and the wrapping stability is improved. The spandex core wire is coated with the middle-layer coating wire, the core wire is under the action of the middle-layer coating wire, the action burden of the outer-layer coating wire on the spandex core wire is reduced, and due to the particularity of the middle-layer coating structure, the nylon-spandex coating wire is higher in elasticity than a common nylon-spandex coating wire, and is better in creep resistance and durability.
The above is the preferred embodiment of the present invention, and the technical personnel in the field of the present invention can also change and modify the above-mentioned embodiment, therefore, the present invention is not limited to the above-mentioned specific embodiment, and any obvious improvement, replacement or modification made by the technical personnel in the field on the basis of the present invention all belong to the protection scope of the present invention.
Claims (8)
1. The utility model provides a high-elastic superfine denier nylon ammonia coated yarn, nylon ammonia coated yarn uses the spandex as core silk (1), its characterized in that: the coating silk comprises a middle layer coating silk and an outer layer coating silk (5); the middle-layer coating silk comprises a first coating silk (2), a second coating silk (4) and a fastening silk (3), wherein the first coating silk, the second coating silk (4) and the fastening silk (3) are respectively a first spandex monofilament, a first nylon yarn bundle and a second spandex monofilament, the first coating silk (2) is wound on the outer side of the core silk (1), the fastening silk (3) is wound on the outer side of the first coating silk (2) in the opposite winding direction of the first coating silk (2), and the second coating silk (4) is wound on the outer side of the fastening silk (3) in the same winding direction of the first coating silk (2); the number of wrapping turns of the first wrapping wire (2) and the second wrapping wire (4) in unit length is the same and is greater than that of the fastening wire (3); the outer-layer wrapping yarn (5) is a superfine denier nylon yarn bundle, and the wrapping direction of the outer-layer wrapping yarn (5) is opposite to that of the first wrapping yarn (2).
2. The high-elastic superfine nylon ammonia-coated yarn according to claim 1, characterized in that: the fineness of the first coating wire (2) is the same as that of the second coating wire (4), is smaller than that of the core wire (1), and is larger than that of the fastening wire (3).
3. The high-elastic superfine nylon ammonia-coated yarn according to claim 2, characterized in that: the fineness of the core wire (1) is 30D, the fineness of the first coating wire (2) and the fineness of the second coating wire (4) are 15D, and the fineness of the fastening wire (3) is 10D.
4. The high-elastic superfine nylon ammonia-coated yarn according to claim 1, characterized in that: the core yarn (1) is a spandex yarn bundle.
5. The high-elastic superfine nylon ammonia-coated yarn according to claim 1, characterized in that: the fineness of the superfine denier nylon filament bundle monofilament fiber of the outer layer coating yarn (5) is 0.05-0.08 dtex.
6. The high-elastic superfine nylon ammonia-coated yarn according to claim 5, characterized in that: the number of the single filaments of the outer layer coating filament (5) is 36-144.
7. The high-elastic superfine nylon ammonia-coated yarn according to claim 1, characterized in that: the outer layer coating yarn (5) is a semi-dull or full-dull nylon yarn bundle.
8. The high-elastic superfine nylon ammonia-coated yarn according to claim 1, characterized in that: the first wrapping wire (2) and the second wrapping wire (4) are wrapped around the core wire (1) in the S direction, and the fastening wire (3) and the outer wrapping wire (5) are wrapped around the core wire (1) in the Z direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922257689.7U CN211848282U (en) | 2019-12-14 | 2019-12-14 | High-elastic superfine denier nylon-ammonia covered yarn |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922257689.7U CN211848282U (en) | 2019-12-14 | 2019-12-14 | High-elastic superfine denier nylon-ammonia covered yarn |
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| CN211848282U true CN211848282U (en) | 2020-11-03 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114376803A (en) * | 2022-02-19 | 2022-04-22 | 米卫(杭州)生物科技有限公司 | Elastic waistline of pants-type absorbent product |
| CN115161825A (en) * | 2022-07-11 | 2022-10-11 | 苏州织璟纺织有限公司 | Far infrared spandex air-covered yarn |
-
2019
- 2019-12-14 CN CN201922257689.7U patent/CN211848282U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114376803A (en) * | 2022-02-19 | 2022-04-22 | 米卫(杭州)生物科技有限公司 | Elastic waistline of pants-type absorbent product |
| CN115161825A (en) * | 2022-07-11 | 2022-10-11 | 苏州织璟纺织有限公司 | Far infrared spandex air-covered yarn |
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