CN109537159B - Lining non-woven fabric and lining steam 2D and 3D forming processing method thereof - Google Patents
Lining non-woven fabric and lining steam 2D and 3D forming processing method thereof Download PDFInfo
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- CN109537159B CN109537159B CN201811354293.8A CN201811354293A CN109537159B CN 109537159 B CN109537159 B CN 109537159B CN 201811354293 A CN201811354293 A CN 201811354293A CN 109537159 B CN109537159 B CN 109537159B
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4326—Condensation or reaction polymers
- D04H1/435—Polyesters
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/42—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties characterised by the use of certain kinds of fibres insofar as this use has no preponderant influence on the consolidation of the fleece
- D04H1/4382—Stretched reticular film fibres; Composite fibres; Mixed fibres; Ultrafine fibres; Fibres for artificial leather
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04H—MAKING TEXTILE FABRICS, e.g. FROM FIBRES OR FILAMENTARY MATERIAL; FABRICS MADE BY SUCH PROCESSES OR APPARATUS, e.g. FELTS, NON-WOVEN FABRICS; COTTON-WOOL; WADDING ; NON-WOVEN FABRICS FROM STAPLE FIBRES, FILAMENTS OR YARNS, BONDED WITH AT LEAST ONE WEB-LIKE MATERIAL DURING THEIR CONSOLIDATION
- D04H1/00—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres
- D04H1/40—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties
- D04H1/44—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling
- D04H1/46—Non-woven fabrics formed wholly or mainly of staple fibres or like relatively short fibres from fleeces or layers composed of fibres without existing or potential cohesive properties the fleeces or layers being consolidated by mechanical means, e.g. by rolling by needling or like operations to cause entanglement of fibres
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06C—FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS
- D06C7/00—Heating or cooling textile fabrics
- D06C7/02—Setting
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06H—MARKING, INSPECTING, SEAMING OR SEVERING TEXTILE MATERIALS
- D06H7/00—Apparatus or processes for cutting, or otherwise severing, specially adapted for the cutting, or otherwise severing, of textile materials
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Nonwoven Fabrics (AREA)
- Woven Fabrics (AREA)
Abstract
The invention relates to a lining non-woven fabric and a lining steam 2D and 3D forming processing method thereof. The lining non-woven fabric is prepared from polyester staple fibers and comprises: 5-40 parts of low-melting-point fibers for shaping and reducing air permeability, 5-40 parts of low-melting-point fibers for shaping and increasing hardness, 3-10 parts of black polyester staple fibers and 20-60 parts of white 2D polyester staple fibers. The preparation method comprises the following steps: mixing, opening, carding, lapping, needle punching, rolling and storing short fibers to obtain non-woven fabric; and then cutting into a shape, sleeving a mold, introducing steam for heating, and then evacuating and shaping the product after steam heating to form a lining to obtain the lining non-woven fabric. The lining non-woven fabric is not required to be sewn, and the raw material components are matched with the steam 2D and 3D processing technology in proportion to be shaped, so that the lining non-woven fabric can be well attached to a foaming cotton mold, the production efficiency of the foaming cotton is improved, the reject ratio of the foaming cotton is reduced, and the lining non-woven fabric can be widely used for foaming sponge of automobile seats, so that passengers feel more comfortable.
Description
Technical Field
The invention relates to the technical field of lining non-woven fabric design, in particular to lining non-woven fabric and a lining steam 2D and 3D forming processing method thereof.
Background
Nonwoven fabrics, also known as nonwovens, are composed of oriented or random fibers. It is called a cloth because of its appearance and certain properties. The non-woven fabric has the characteristics of moisture resistance, air permeability, flexibility, light weight, no combustion supporting, easy decomposition, no toxicity or irritation, rich color, low price, recycling and the like. The non-woven fabric is non-woven fabric which is formed by directly utilizing high polymer slices, short fibers or filaments to form a net through air flow or machinery, then carrying out spunlace, needling or hot rolling reinforcement, and finally carrying out after-treatment; a novel fiber product having a soft, air-permeable and planar structure has the advantages of not generating lint, being strong, durable, silky and soft, being one of reinforcing materials, and having a cotton-like feel.
The existing non-woven fabric material is composed of two layers or a plurality of layers, wherein the first layer is PET, the middle layer is PP, and the third layer is PET. The material is only suitable for producing sewing linings, cannot be shaped, has a complex process and is high in processing cost. In addition, the foaming factory uses the material to cover the mold, the time and labor consumption are high, and the product is easy to wrinkle and cause product failure. In addition, the existing non-woven fabric products have the defects of various manufacturing processes, high cost, easy creasing and low efficiency during foaming, for example, the conventional die-coating time is 15 seconds per piece. Therefore, the novel lining non-woven fabric and the preparation method thereof are particularly important.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide lining non-woven fabric and a lining steam 2D and 3D forming processing method thereof. The lining non-woven fabric provided by the invention does not need to be sewn, and can be shaped by matching the raw material components with the steam 2D and 3D processing technologies according to a proportion, so that the lining non-woven fabric not only can be better attached to a foaming cotton mold, the production efficiency of the foaming cotton is improved, and the reject ratio of the foaming cotton is reduced, but also can be widely used for foaming sponge of an automobile seat, so that passengers are more comfortable, the requirements of consumers can be met, and the lining non-woven fabric has a good commercial prospect. In addition, the lining non-woven fabric is simple and convenient to prepare, low in cost, free of crease, high in foaming efficiency and capable of being sleeved for 11 seconds per piece.
Therefore, the invention provides the following technical scheme:
in a first aspect, the invention provides a lining non-woven fabric, which is prepared from polyester staple fibers; specifically, the raw material components comprise the following components in parts by weight: 5-40 parts of low-melting-point fiber for shaping and reducing air permeability, 5-40 parts of low-melting-point fiber for shaping and increasing hardness, 3-10 parts of black polyester staple fiber and 20-60 parts of white 2D polyester staple fiber. The black polyester staple fiber needs to distinguish the front side and the back side of the product.
The raw material components for preparing the non-woven fabric are proportioned according to parts by weight, and can be increased or decreased according to corresponding proportions during production, for example, the weight can be increased or decreased in a large-scale production by kilogram or ton, or in a small-scale production by gram, but the raw material mass proportioning proportion among the components is not changed.
Preferably, the low-melting-point fiber for shaping and reducing air permeability is a type 2080 low-melting-point fiber; the low-melting fiber used for shaping and increasing the hardness is the low-melting fiber with the model number of 4080.
Preferably, the gram weight of the lining non-woven fabric is 50-900 g/m2More preferably 100 to 160g/m2。
In a second aspect, the present invention provides a method for preparing a lining nonwoven fabric, comprising the following steps: s1: mixing all the short fibers, then opening the short fibers, carding the opened short fibers into a fiber net, lapping, and then carrying out needle punching forming treatment to obtain a non-woven fabric; s2: cutting the non-woven fabric into a shape, sleeving the non-woven fabric into a mold, introducing steam for heating, and then evacuating and shaping a product subjected to steam heating into a lining to obtain the lining non-woven fabric.
Preferably, in S2, the method further includes: sealing the product after the film covering treatment by using a plastic bag, then introducing steam for heating, and removing the sealed plastic bag after evacuating and forming into a liner.
Preferably, in S2: the plastic bag is a high-temperature resistant sealing plastic bag.
Preferably, in S2: introducing steam and heating to 100-200 ℃.
Preferably, in S2: the pressure for evacuating, shaping and forming the lining is-0.04-0.1 MPa.
Preferably, in S2: in the shape cutting process, the non-woven fabric is punched and formed by a punch according to a target die; the cover die adopts 2D and/or 3D dies.
The technical scheme provided by the invention has the following advantages:
(1) the applicant has found through a great deal of research that: the lining non-woven fabric provided by the invention does not need to be sewn, and can be shaped by matching the raw material components with the steam 2D and 3D processing technologies according to a proportion, so that the lining non-woven fabric not only can be better attached to a foaming cotton mold, the production efficiency of the foaming cotton is improved, and the reject ratio of the foaming cotton is reduced, but also can be widely used for foaming sponge of an automobile seat, so that passengers are more comfortable, the requirements of consumers can be met, and the lining non-woven fabric has a good commercial prospect.
(2) The lining non-woven fabric is simple and convenient to prepare, low in cost, free of crease, high in foaming efficiency and long in die-covering time of 11 seconds/piece, and is far superior to the preparation process of the existing related products. As is known, the existing lining non-woven fabric products have the defects of various preparation processes, high cost, easy creasing and low foaming efficiency, and the conventional die-coating time is 15 seconds per piece.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Detailed Description
Hereinafter, embodiments of the present invention will be described in detail. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
The experimental procedures in the following examples are conventional unless otherwise specified. The test materials used in the following examples were purchased from a conventional reagent store unless otherwise specified. In the quantitative tests in the following examples, three replicates were set, and the data are the mean or the mean ± standard deviation of the three replicates. The raw material components used in the invention can be selected from commercial products, and can also be prepared by a conventional method.
The invention provides lining non-woven fabric, which comprises raw material components, by weight, 2080 parts of low-melting-point fibers for sizing and reducing air permeability, 4080 parts of low-melting-point fibers for sizing and increasing hardness, 3-10 parts of black polyester staple fibers and 20-60 parts of white 2D polyester staple fibers. Wherein the gram weight of the lining non-woven fabric is 50-900 g/m2And preferably 100 to 160g/m2。
In addition, the invention specially designs a method for preparing lining non-woven fabric, which comprises the following steps:
s1: mixing the short fibers, opening the short fibers, carding the opened short fibers into a fiber net, lapping, and carrying out needle punching forming treatment to obtain the non-woven fabric.
S2: cutting the non-woven fabric into a shape according to a target mould by using a punching machine, selecting a 2D mould and/or a 3D mould for cover moulding, sealing by using a high-temperature resistant sealing adhesive bag, introducing steam for heating to 100-200 ℃, and then evacuating and shaping a product obtained after steam heating at-0.04-0.1 MPa to form a lining, thereby obtaining the lining non-woven fabric.
The following description is made with reference to specific embodiments:
example one
The embodiment provides a lining non-woven fabric, which comprises the following raw material components, by weight, 2080 parts of low-melting-point fibers for sizing and reducing air permeability, 4080 parts of low-melting-point fibers for sizing and increasing hardness, 8 parts of black polyester staple fibers and 40 parts of white 2D polyester staple fibers.
Preparing lining non-woven fabric by adopting a lining steam 2D and 3D forming method according to the raw material components:
s1: mixing the short fibers, opening the short fibers, carding the opened short fibers into a fiber net, lapping, and carrying out needle punching forming treatment to obtain the non-woven fabric.
S2: cutting the non-woven fabric by a punch according to a target mould, selecting a 2D and/or 3D mould, sleeving the mould with a high-temperature resistant sealing adhesive bag, sealing, introducing steam, heating to 150 ℃, evacuating and shaping a product heated by the steam at-0.08 MPa to form a liner to obtain the non-woven fabric with the gram weight of 140g/m2The lining nonwoven fabric of (1).
Example two
The embodiment provides a lining non-woven fabric, which comprises the following raw material components, by weight, 2080 parts of low-melting-point fibers for sizing and reducing air permeability, 4080 parts of low-melting-point fibers for sizing and increasing hardness, 10 parts of black polyester staple fibers and 20 parts of white 2D polyester staple fibers.
Preparing lining non-woven fabric by adopting a lining steam 2D and 3D forming method according to the raw material components:
s1: mixing the short fibers, opening the short fibers, carding the opened short fibers into a fiber net, lapping, and carrying out needle punching forming treatment to obtain the non-woven fabric.
S2: cutting the non-woven fabric by a punch according to a target mould, selecting a 2D and/or 3D mould, sleeving the mould with a high-temperature resistant sealing adhesive bag, sealing, introducing steam, heating to 200 ℃, evacuating and shaping a product heated by the steam at-0.07 MPa to form a liner to obtain the product with the gram weight of 130g/m2The lining nonwoven fabric of (1).
EXAMPLE III
The embodiment provides a lining non-woven fabric, which comprises the following raw material components, by weight, 2080 parts of low-melting-point fibers for sizing and reducing air permeability, 40 parts of 4080 parts of low-melting-point fibers for sizing and increasing hardness, 3 parts of black polyester staple fibers and 60 parts of white 2D polyester staple fibers.
Preparing lining non-woven fabric by adopting a lining steam 2D and 3D forming method according to the raw material components:
s1: mixing the short fibers, opening the short fibers, carding the opened short fibers into a fiber net, lapping, and carrying out needle punching forming treatment to obtain the non-woven fabric.
S2: cutting the non-woven fabric by a punch according to a target mould, selecting a 2D and/or 3D mould, sleeving the mould with a high-temperature resistant sealing adhesive bag, sealing, introducing steam, heating to 130 ℃, evacuating and shaping a product heated by the steam at-0.08 MPa to form a liner to obtain the non-woven fabric with the gram weight of 160g/m2The lining nonwoven fabric of (1).
In addition, in order to further highlight the advantages of the technical scheme of the invention, the lining non-woven fabrics obtained in each embodiment are respectively subjected to performance characterization, and physical property test and harmful substance content test are specifically carried out.
Table 1 physical property test data of nonwoven fabrics for inner liners of respective examples
Table 2 hazardous substance content test data for nonwoven fabric of inner liner of each example
As can be seen from the data in tables 1 and 2, the lining non-woven fabric obtained by the method has excellent physicochemical properties, and the content of each harmful substance meets the relevant standard.
Of course, other kinds and amounts of raw material components, preparation conditions, and the like are also possible except the cases exemplified in examples one to three.
The lining non-woven fabric provided by the invention does not need to be sewn, and can be shaped by matching the raw material components with the steam 2D and 3D processing technologies according to a proportion, so that the lining non-woven fabric not only can be better attached to a foaming cotton mold, the production efficiency of the foaming cotton is improved, and the reject ratio of the foaming cotton is reduced, but also can be widely used for foaming sponge of an automobile seat, so that passengers are more comfortable, the requirements of consumers can be met, and the lining non-woven fabric has a good commercial prospect. In addition, the lining non-woven fabric is simple and convenient to prepare, low in cost, free of crease, high in foaming efficiency and far superior to the existing preparation process of related products, and the die-sleeving time is 11 seconds/piece. The existing lining non-woven fabric products have the defects of various preparation processes, high cost, easy creasing and low efficiency during foaming, and the conventional die-coating time is 15 seconds per piece.
In the description of the present invention, it is to be understood that the terms "first", "second" and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (5)
1. The lining non-woven fabric is characterized in that the non-woven fabric is prepared from polyester staple fibers;
specifically, the raw material components comprise the following components in parts by weight:
5-40 parts of low-melting-point short fibers for shaping and reducing air permeability, 5-40 parts of low-melting-point short fibers for shaping and increasing hardness, 3-10 parts of black polyester short fibers and 20-60 parts of white 2D polyester short fibers; the low-melting-point short fiber for shaping and reducing air permeability is low-melting-point short fiber with the model number of 2080; the low-melting-point short fiber for shaping and increasing the hardness is the low-melting-point short fiber with the model number of 4080;
the preparation method of the lining non-woven fabric comprises the following steps:
s1: mixing all the short fibers, then opening the short fibers, carding the opened short fibers into a short fiber net, lapping, and then carrying out needle punching forming treatment to obtain a non-woven fabric;
s2: cutting the non-woven fabric into a shape, sleeving the non-woven fabric into a mold, introducing steam for heating, and then evacuating and shaping a product subjected to steam heating into a lining to obtain the lining non-woven fabric;
in said S2: in the shape cutting process, the non-woven fabric is punched and formed by a punch according to a target die; the sleeve die is a 2D and/or 3D die; introducing steam and heating to 100-200 ℃; the pressure for evacuating, shaping and lining forming is-0.04 to-0.1 MPa;
further comprising:
and sealing the product subjected to the die-covering treatment by using a plastic bag, then introducing steam for heating, and removing the sealed plastic bag after the product is vacuumized and shaped into a liner.
2. The lining nonwoven fabric according to claim 1, characterized in that:
the gram weight of the lining non-woven fabric is 50-900 g/m2。
3. The lining nonwoven fabric of claim 2, wherein:
the gram weight of the lining non-woven fabric is 100-160 g/m2。
4. The method for preparing the lining nonwoven fabric according to any one of claims 1 to 3, characterized by comprising the steps of:
s1: mixing all the short fibers, then opening the short fibers, carding the opened short fibers into a short fiber net, lapping, and then carrying out needle punching forming treatment to obtain a non-woven fabric;
s2: cutting the non-woven fabric into a shape, sleeving the non-woven fabric into a mold, introducing steam for heating, and then evacuating and shaping the product after steam heating to form a lining, thereby obtaining the lining non-woven fabric.
5. The method for producing an inner-liner nonwoven fabric according to claim 4, characterized in that:
in said S2: the rubber bag is a high-temperature-resistant sealing rubber bag.
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| CN201811354293.8A CN109537159B (en) | 2018-11-14 | 2018-11-14 | Lining non-woven fabric and lining steam 2D and 3D forming processing method thereof |
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| CN201811354293.8A CN109537159B (en) | 2018-11-14 | 2018-11-14 | Lining non-woven fabric and lining steam 2D and 3D forming processing method thereof |
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| CN114129032A (en) * | 2021-12-31 | 2022-03-04 | 昆山怡家居纺织有限公司 | Non-woven yarn carpet and preparation method thereof |
| CN114622365A (en) * | 2022-03-18 | 2022-06-14 | 惠州市众畅汽车部件有限公司 | Application of non-woven fabric in preparation of lining non-woven fabric for vehicle seat foamed cotton |
| CN114606695A (en) * | 2022-03-18 | 2022-06-10 | 惠州市众畅汽车部件有限公司 | Lining non-woven fabric thermal forming method |
| CN114855360A (en) * | 2022-05-30 | 2022-08-05 | 赵俊 | Forming process of chemical fiber felt plate |
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| JPH0867214A (en) * | 1994-06-22 | 1996-03-12 | Bridgestone Corp | Trunk mat |
| CN1230583C (en) * | 2001-07-16 | 2005-12-07 | 唐懿 | Elastic cotton |
| EP1851092B1 (en) * | 2005-02-23 | 2012-06-06 | Li & S CO., LTD . | The member for headliner on motor vehicles of multilayer structure |
| KR101543446B1 (en) * | 2014-12-01 | 2015-08-12 | (주)협성섬유 | Multi-layer cushion board |
| CN105586711A (en) * | 2015-12-11 | 2016-05-18 | 荆门千年健医疗保健科技有限公司 | Manufacturing process for blended fiber cotton cushion |
| CN106637666A (en) * | 2016-11-30 | 2017-05-10 | 福建三达节能新材股份有限公司 | Inflaming retarding cushion lining type non-woven fabric and preparation process |
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Effective date of registration: 20220301 Address after: 516023 Industrial Zone 8, Xiaojin market, Luoyang street, BOLUO County, Huizhou City, Guangdong Province Patentee after: Huizhou Zhongchang Auto Parts Co.,Ltd. Address before: 516023 building 71, Jinji Kuihu second village, Xiaojinkou, Huicheng District, Huizhou City, Guangdong Province Patentee before: Wei Jiqiang Patentee before: Li Huannan Patentee before: Zhang Zhihui |