CN215792344U - Flame-retardant lightweight non-woven fabric for vehicle seat back - Google Patents
Flame-retardant lightweight non-woven fabric for vehicle seat back Download PDFInfo
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- CN215792344U CN215792344U CN202121601463.5U CN202121601463U CN215792344U CN 215792344 U CN215792344 U CN 215792344U CN 202121601463 U CN202121601463 U CN 202121601463U CN 215792344 U CN215792344 U CN 215792344U
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Abstract
The utility model provides a flame-retardant lightweight non-woven fabric for a vehicle seat back, belongs to the technical field of non-woven fabrics, and solves the problems that the existing non-woven fabric for the vehicle seat back is not compatible with air permeability, flame retardance, lightweight and good rigidity. The utility model comprises the following steps: a non-woven fabric body. The non-woven fabric body comprises a first non-woven fabric layer and a second non-woven fabric layer which are compounded by adopting needling. The flame-retardant lightweight non-woven fabric for the vehicle seat back has the characteristics of good flame retardance, environmental friendliness, high tensile strength, excellent air permeability, lightness and the like; in the manufacturing process, the processing is easier to sew and form, and the production efficiency is improved. In addition, the non-woven fabric is light in weight, plays a certain role in reducing oil consumption in the driving process of an automobile, and can be recycled, so that the environmental pollution is reduced. The utility model has the advantages of simple structure, reasonable design and light weight and good flame retardance.
Description
Technical Field
The utility model relates to a non-woven fabric, belongs to the technical field of non-woven fabrics, and particularly relates to a flame-retardant lightweight non-woven fabric for a vehicle seat back.
Background
With the continuous improvement of living standard, the automobile enters a family, and the automobile is originally a consumable. Consumers use the interior decoration, environmental protection, energy consumption, etc. of automobiles as direct evaluation factors for purchasing automobiles. The selection of automotive interior materials is concerned by various large automobile factories, and nowadays, in pursuit of environmental protection, energy saving and light weight, non-woven fabrics in automotive interior parts become an indispensable part. The automobile seat is a part of automobile interior trim, the flame retardant performance is the most basic requirement of automobile materials, and with the social progress and the improvement of the consumption level, consumers have higher requirements on the automobile seat, such as the light weight and the mechanical strength, such as the air permeability of non-woven fabrics.
In view of the above problems, it is necessary to design a nonwoven fabric for an automobile seat back, which is flame retardant, lightweight, rigid, and highly breathable.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a flame-retardant lightweight non-woven fabric for a vehicle seat back, which solves the problem that the existing non-woven fabric for the vehicle seat back cannot give consideration to air permeability, flame retardance, light weight and good rigidity.
In order to solve the technical problem, the utility model aims to realize that:
a flame-retardant lightweight non-woven fabric for a vehicle seat back comprises a non-woven fabric body.
The non-woven fabric body comprises a first non-woven fabric layer and a second non-woven fabric layer which are compounded by needling;
the first non-woven fabric layer is formed by overlapping a plurality of first fiber net sheets to form a multi-layer structure, and each fiber net sheet comprises a first polyester fiber layer and a first bi-component fiber layer fixed with the first polyester fiber layer;
the second non-woven fabric layer is formed by overlapping a plurality of second fiber meshes to form a multi-layer structure, and the second fiber meshes comprise second polyester fiber layers and second double-component fiber layers fixed with the second polyester fiber layers;
the polyester fiber of the first polyester fiber layer is 3-6D; the polyester fiber of the second polyester fiber layer is 6-8D;
the first bi-component fiber layer and the second bi-component fiber layer are polyester bi-component fibers.
In addition to the above, and as a preferable mode of the above, the first nonwoven fabric layer is formed by stacking twelve fiber meshes.
On the basis of the above scheme and as a preferable scheme of the above scheme, the first bi-component fiber layer is black; the first polyester fiber layer and the first bi-component fiber layer are fixedly connected through a needle-punched non-woven fabric, and the needle-punched density is 300 needles per square centimeter.
In addition to and as a preferable mode of the above mode, the second nonwoven fabric layer is formed by stacking twenty-five layers of second fiber mesh sheets to increase the moldability and rigidity of the nonwoven fabric of the present invention.
On the basis of the above scheme and as a preferable scheme of the above scheme, the first bi-component fiber layer is white; the second polyester fiber layer and the second double-component fiber layer are fixedly connected through a needle-punched non-woven fabric, and the needle-punched density is 150 needles per square centimeter.
The utility model has the beneficial effects that:
the flame-retardant lightweight non-woven fabric for the vehicle seat back has the characteristics of good flame retardance, environmental friendliness, high tensile strength, excellent air permeability, lightness and the like; in the manufacturing process, the processing is easier to sew and form, and the production efficiency is improved. In addition, the non-woven fabric is light in weight, plays a certain role in reducing oil consumption in the driving process of an automobile, and can be recycled, so that the environmental pollution is reduced. The utility model has the advantages of simple structure, reasonable design and light weight and good flame retardance.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of a first fiber web construction;
FIG. 3 is a schematic view of a second fiber web construction.
In the figure, 1-a first nonwoven layer; 2-a second nonwoven layer; 3-a first fiber web; 31-a first polyester fiber layer; 32-a first bicomponent fiber layer; 4-a second fiber web; 41-a second polyester fiber layer; 42-a second bicomponent fiber layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be 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 a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 3, a flame-retardant lightweight non-woven fabric for a vehicle seat back comprises a non-woven fabric body. The non-woven fabric body comprises a first non-woven fabric layer 1 and a second non-woven fabric layer 2 which are compounded by needling; the first non-woven fabric layer 1 is formed by overlapping a plurality of layers of first fiber meshes 3 to form a multilayer structure, and the first fiber meshes 3 comprise a first polyester fiber layer 31 and a first double-component fiber layer 32 fixed with the first polyester fiber layer 31; the second non-woven fabric layer 2 is formed by overlapping a plurality of layers of second fiber meshes 4 to form a multi-layer structure, and the second fiber meshes 4 comprise a second polyester fiber layer 41 and a second double-component fiber layer 42 fixed on the second polyester fiber layer 41; the polyester fiber of the first polyester fiber layer 31 is 3-6D; the polyester fiber of the second polyester fiber layer 41 is 6-8D; the first bicomponent fiber layer 32 and the second bicomponent fiber layer 42 are polyester bicomponent fibers.
Specifically, the first bicomponent fiber layer 32 and the second bicomponent fiber layer 42 are polyester bicomponent fibers, and the polyester bicomponent fibers are common bicomponent low-melting fibers, so that smooth implementation of the present invention is ensured. The bicomponent fiber can be a side-by-side bicomponent fiber or a sheath-core bicomponent fiber. Further, the first nonwoven layer 1 is formed by stacking twelve first fiber mesh sheets 3, the number of the layers is the optimal choice in this embodiment, and all the operations of stacking a single layer or a plurality of first fiber mesh sheets 3 are within the protection scope of the present invention. Further, the first bicomponent fiber layer 32 is black; the first polyester fiber layer 31 and the first bi-component fiber layer 32 are fixedly connected through a needle-punched non-woven fabric, and the needle-punched density is 300 needles/square centimeter.
Still further, the second nonwoven layer 2 is formed by stacking twenty-five layers of second fiber mesh sheets 4. To improve the moldability and rigidity of the nonwoven fabric. Preferably, the first bicomponent fiber layer 32 is white; the second polyester fiber layer 41 and the second bi-component fiber layer 42 are fixedly connected through a needle-punched non-woven fabric, and the needle-punched density is 150 needles/square centimeter.
The specific manufacturing process of the utility model is as follows:
the flame-retardant lightweight non-woven fabric for the chair back for the vehicle adopts a double-layer structure, the first non-woven fabric layer 1 is formed by mixing 3-6D black polyester fibers and polyester bi-component low-melting fibers, and carding equipment is used for forming fibers into a fiber net and outputting the fiber net, so that the first bi-component fiber layer part 32 is inserted into the first polyester fiber layer 31 to form the first fiber net 3. And then, after the twelve layers of net sheets are overlapped by lapping equipment, conveying the net sheets to needling equipment, and manufacturing the first non-woven fabric layer 1 under the conditions that the needle depth of a needling machine is 6.5-13mm and the needling density is 300 needles/square centimeter.
In order to improve the formability and rigidity of the product, the polyester fiber used in the second non-woven fabric layer 2 is 8D, and a second bi-component fiber layer 42 is fixedly arranged on the second polyester fiber layer 41. Specifically, 40-60% of low-melting-point fibers are added to polyester fibers and mixed, and the fibers are formed into a fiber web by carding equipment and output, so that the second double-component fiber layer 42 is partially inserted into the second polyester fiber layer 41 to form the second fiber mesh 4. And superposing twenty-five layers of meshes by using lapping equipment, conveying to needling equipment, adjusting the needle depth of a needling machine to be between 5 and 11mm, and performing pre-needling to obtain the gray cloth, wherein the needling density is 150 needles/square centimeter. And then the first non-woven fabric layer 1 is stuffed under the second non-woven fabric layer 2 to carry out needle punching compounding by using a following needle punching device, so as to prepare 1000g of non-woven fabric.
And then carrying out pre-shrinking processing on the non-woven fabric, heating for 120 seconds at the processing temperature of 180-200 ℃ by using tenter pin type drying equipment, cooling for 60 seconds, forming, and then rolling and packaging. The thermal shrinkage processing of the product is beneficial to the volatilization of harmful substances in the fibers, improves the cohesive force among the fibers and improves the tensile strength and the stiffness of the product.
The foregoing detailed description of the preferred embodiments of the utility model has been presented. It should be understood that numerous modifications and variations could be devised by those skilled in the art in light of the present teachings without departing from the inventive concepts. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (5)
1. The utility model provides a fire-retardant lightweight automobile-used back of chair non-woven fabrics, includes the non-woven fabrics body, its characterized in that:
the non-woven fabric body comprises a first non-woven fabric layer (1) and a second non-woven fabric layer (2) which are compounded by needling;
the first non-woven fabric layer (1) is formed by overlapping a plurality of layers of first fiber meshes (3) to form a multi-layer structure, and each first fiber mesh (3) comprises a first polyester fiber layer (31) and a first double-component fiber layer (32) fixed with the first polyester fiber layer (31);
the second non-woven fabric layer (2) is formed by overlapping a plurality of layers of second fiber meshes (4) to form a multi-layer structure, and the second fiber meshes (4) comprise a second polyester fiber layer (41) and a second double-component fiber layer (42) fixed with the second polyester fiber layer (41);
the polyester fiber of the first polyester fiber layer (31) is 3-6D; the polyester fiber of the second polyester fiber layer (41) is 6-8D;
the first bi-component fiber layer (32) and the second bi-component fiber layer (42) are polyester bi-component fibers.
2. The flame-retardant lightweight non-woven fabric for the seat back of the vehicle as claimed in claim 1, wherein the first non-woven fabric layer (1) is formed by laminating twelve layers of the first fiber mesh sheet (3).
3. The flame-retardant lightweight non-woven fabric for vehicle seat backs according to claim 2, wherein the first bicomponent fiber layer (32) is black; the first polyester fiber layer (31) and the first bi-component fiber layer (32) are fixedly connected through a needle-punched non-woven fabric, and the needle-punched density is 300 needles per square centimeter.
4. The non-woven fabric for the backrest of the flame-retardant and light-weighted vehicle as claimed in claim 1, wherein the second non-woven fabric layer (2) is formed by superposing twenty-five layers of second fiber mesh sheets (4).
5. The flame-retardant lightweight non-woven fabric for the seat back of the vehicle as claimed in claim 4, wherein the first bi-component fiber layer (32) is white; the second polyester fiber layer (41) and the second double-component fiber layer (42) are fixedly connected through a needle-punched non-woven fabric, and the needle-punched density is 150 needles per square centimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121601463.5U CN215792344U (en) | 2021-07-14 | 2021-07-14 | Flame-retardant lightweight non-woven fabric for vehicle seat back |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121601463.5U CN215792344U (en) | 2021-07-14 | 2021-07-14 | Flame-retardant lightweight non-woven fabric for vehicle seat back |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215792344U true CN215792344U (en) | 2022-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121601463.5U Active CN215792344U (en) | 2021-07-14 | 2021-07-14 | Flame-retardant lightweight non-woven fabric for vehicle seat back |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215792344U (en) |
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2021
- 2021-07-14 CN CN202121601463.5U patent/CN215792344U/en active Active
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