CN202045948U - In-vehicle decoration plastic member with thermoplastic composite needle felt - Google Patents
In-vehicle decoration plastic member with thermoplastic composite needle felt Download PDFInfo
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- CN202045948U CN202045948U CN2010206532377U CN201020653237U CN202045948U CN 202045948 U CN202045948 U CN 202045948U CN 2010206532377 U CN2010206532377 U CN 2010206532377U CN 201020653237 U CN201020653237 U CN 201020653237U CN 202045948 U CN202045948 U CN 202045948U
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Abstract
The utility model discloses an in-vehicle decoration plastic member with a thermoplastic composite needle felt, which is characterized in that: the plastic member is integrally provided with a composite needle felt; the composite needle felt comprises a surface layer with an intermediate density of needles and a bottom layer with a high density of needles. The surface layer with the intermediate density of needles is made of polyester fiber. The bottom layer with the intermediate density of needles is made of polyester fiber and low-melting-point fiber. The surface layer and the bottom layer are combined through the needles. The bottom layer is bonded with the surface of the plastic member through hot melt. The in-vehicle decoration plastic member with the thermoplastic composite needle felt can realize good combination with the plastic member, and furthermore has the following advantages: consistent heat shrinkage rate in a longitudinal direction and a transverse direction, small strength anisotropic property, good surface softness, good bulkiness, good smoothness and high peeling strength. Simultaneously an environment-friendly and low-toxicity requirement can be obtained in manufacturing and sample checking processes.
Description
Technical field
The utility model relates to a kind of automobile-used interior trim, is specifically related to a kind of car interior trim working of plastics that has hot plastic compound spiked felt.
Background technology
Along with scientific technological advance and fast development of national economy, all kinds of industries are more and more wider with extraordinary textile material application, consumption is increasing, especially automotive interior material is except that roof of the vehicle facial ornament material, carpet, seat cover etc., along with scientific technological advance, application is widened more with hot plastic composite nonwoven material for car trunk usefulness and ceiling.According to statistics, about 20 m of the interior material of every automobile
2, non-woven material 11～13 m wherein
2China Association for Automobile Manufacturers's distributing data shows that China's automobile sales volume was 9,380,000 in 2008, has surpassed Japan, becomes world's second largest automobile market, by each car car interior trim non-woven material 12 m
2/ calculating, year needs about 1.13 hundred million m
2, account for 20% of national non-woven material production.
The plastic automotive interior material of automobile-used heat adopts needle fabric gluing mold pressing composite molding mostly, and spray glue, stoving process etc. need be arranged in process of manufacture, and glue all can discharge toxic gas, does not meet environmental requirement.Because the existence of adhesive causes the smell of interior material higher with the atomizing index, worsen confined space in the car simultaneously, influence driver and crew's health.The plastic interior material of automobile-used in addition heat mostly is individual layer gluing needling non-woven cloth material greatly, and through behind the hot-roll forming, material is big to dimensional stability to heating in house and intensity anisotropy in length and breadth, and feel is hard, pliability and fluffy degree are relatively poor.Though the double-deck needled punched nonwoven material of the plastic gluing of the automobile-used heat of Development and Production in recent years, because its surfacing and base material density, shrinkage factor difference are big, exist problems such as the material surface planarization is poor behind the thermoplastic shaping, peel strength is low, still can not satisfy user's needs.Separate with automotive plastic parts when existing in addition Nomex is made, need to be arranged on by adhesive again the surface of automotive plastic parts during use, therefore still can produce certain negative effect, also increased procedure of processing and cost simultaneously air in the car.
The utility model content
Technical problem to be solved in the utility model is to overcome deficiency of the prior art and a kind of car interior trim that has hot plastic compound spiked felt working of plastics is provided, it can not only realize well compound with working of plastics, and in length and breadth to the dimensional stability to heating in house unanimity, the intensity anisotropy is little, soft surface degree, fluffy degree and flatness are good, the peel strength height can both reach the requirement of environmental protection, low toxicity simultaneously in processing and manufacturing and sample process.
The technical scheme in the invention for solving the above technical problem is: this has the car interior trim working of plastics of hot plastic compound spiked felt, be characterized in: integrated setting has compound spiked felt on the working of plastics, the surface layer of density acupuncture and the bottom of high density acupuncture during described compound spiked felt comprises, the surface layer of middle density acupuncture is a polyster fibre, the bottom of high density acupuncture is polyster fibre and low-melting fiber, surface layer and bottom are compound by acupuncture, bottom and working of plastics surface hot melt adhesive.
Its needling density of surface layer of density acupuncture is 120 ~ 230 pins/cm in described in the utility model
2
Its needling density of the bottom of high density acupuncture described in the utility model is 200-380 pin/cm
2
The length of polyster fibre is 51-65mm in the surface layer described in the utility model, and line density is 3.8-5.2dtex.
The length of polyster fibre is 51-65mm in the bottom described in the utility model, and line density is 5.2-6.6dtex, and low-melting fiber length is 51mm, and line density is 5.2dtex.
Low-melting fiber described in the utility model is a terylene, and fusing point is 110 ℃ ~ 130 ℃.
The utility model has the advantages that: under the situation of not using adhesive, low-melting fiber is mixed with polyster fibre after high speed acupuncture forms the high density bottom of high-load low-melting fiber and the low-density surface layer of low content low-melting fiber or pure polyster fibre, in the forming process of working of plastics, the polymer melt of high temperature makes low-melting fiber fusion in the automotive trim bottom, and form bonding with conventional fibre, in the cooling forming process of automotive plastic parts, realize the applying of needling finishing and working of plastics simultaneously, solidify the hardness and the abrasive resistance of back bottom assurance interior trim felt product, the most of fiber of surface layer does not have fusion, has guaranteed the softness and the bulkiness on automotive interior material surface.Compare with chemical adhesive is bonding with the bonding of automotive plastic parts with traditional automobile inner decoration textile materials, can reduce technologies such as spray glue, oven dry, raise the efficiency, reduce cost and improve the Workshop Production environment.In use do not had simultaneously the volatilization of water and chemical solvent, promptly reduced energy consumption, do not had " three wastes " to pollute again.
Description of drawings
Fig. 1 is the utility model cross-sectional view.
The specific embodiment
Referring to Fig. 1, the utility model comprises surface layer 1, bottom 2 and working of plastics 3, and surface layer 1 and bottom 2 are formed compound spiked felt, and integrated setting is on the surface of working of plastics 3.Surface layer 1 is 51-65mm with length, line density be the thinner ordinary polyester of 3.8-5.2dtex as primary raw material, can add the low-melting fiber of 0-20% simultaneously as required.Mainly be that thinner polyster fibre can realize that the outward appearance of automotive trim felt surface layer is graceful and soft, the interpolation of a small amount of low-melting fiber can improve the peel strength between surface layer 1 and the bottom 2.Density acupuncture during surface layer 1 adopts, its needling density is 120 ~ 230 pins/cm
2, surface layer 1 grammes per square metre is 150-350g/m
2Bottom 2 is 51-65mm with length, and line density is that thick ordinary polyester and the length of 5.2-6.6dtex is 51mm, and line density is that the low-melting fiber of 5.2dtex is a raw material, and low-melting fiber and content are between 40%-80%.Mainly be that the content of simultaneously higher low-melting fiber can improve the thermoplasticity of material because the thick polyster fibre of bottom can improve the intensity and the structural stability of primer, thereby realize fitting tightly of automotive trim and working of plastics.Simultaneously can add some uvioresistants, functional fiber such as fire-retardant and antibiotic, make compound fabric have different functions according to the difference of using the position.Bottom 2 adopts high density acupuncture, and its needling density is 200-380 pin/cm
2, bottom 2 grammes per square metres are 600-1000 g/m
2
Depth of needling 8-9mm in the surface layer 1 acupuncture operation, needling density 120-230 pin/cm
2, in the bottom 2 acupuncture operations, depth of needling 9-11mm, needling density 200-380 pin/cm
2Surface layer 1 low needling density mainly is the fluffy and flexibility that will guarantee surface material, and the high density of bottom 2 materials realizes that closely knit, easy compression molding, constitutionally stable function surface layer 1 and the bottom 2 of bottom substrate are compound by acupuncture, depth of needling 6-9mm, needling density 150-180 pin/cm
2
Because surface layer 1 material and bottom 2 materials all have than big-difference at aspects such as fibre number, composition proportion, thermal contraction performance and density, it is big with the difference in shrinkage of bottom 2 to exist surface layer 1 when directly supplying downstream heat molded, there are problems such as the smooth poor stability of configuration of surface, therefore for further improve bottom 2 and surface layer 1 in conjunction with fastness, improve the isotropic and the thermoplasticity energy of automotive interior material, use framing shaping machine that compound spiked felt is carried out thermal finalization, heat setting temperature is 130-150 ℃, processing time 3-5 minute.Bottom 2 and working of plastics 3 surperficial hot melt adhesives.In the forming process of working of plastics 3, the polymer melt of high temperature makes low-melting fiber fusion in the bottom 2, and form bonding with polyster fibre, in the cooling forming process of working of plastics 3, realize the applying of bottom 2 and working of plastics 3 promptly compound spiked felt being arranged simultaneously in working of plastics 3 surperficial integrated setting.
The above-mentioned various parameters of the utility model can be selected according to physical condition and needs in specified scope; above-mentioned only is a specific embodiment of the present utility model; but design of the present utility model is not limited thereto; allly utilize this design that the utility model is carried out unsubstantiality to change, all should belong to protection domain of the present utility model.
Claims (6)
1. car interior trim working of plastics that has hot plastic compound spiked felt, it is characterized in that: integrated setting has compound spiked felt on the working of plastics, the surface layer of density acupuncture and the bottom of high density acupuncture during described compound spiked felt comprises, the surface layer of middle density acupuncture is a polyster fibre, the bottom of high density acupuncture is polyster fibre and low-melting fiber, surface layer and bottom are compound by acupuncture, bottom and working of plastics surface hot melt adhesive.
2. the car interior trim working of plastics that has hot plastic compound spiked felt according to claim 1 is characterized in that: its needling density of surface layer of density acupuncture is 120 ~ 230 pins/cm in described
2
3. the car interior trim working of plastics that has hot plastic compound spiked felt according to claim 1, it is characterized in that: its needling density of the bottom of described high density acupuncture is 200-380 pin/cm
2
4. the car interior trim working of plastics that has hot plastic compound spiked felt according to claim 2, it is characterized in that: the length of polyster fibre is 51-65mm in the described surface layer, line density is 3.8-5.2dtex.
5. the car interior trim working of plastics that has hot plastic compound spiked felt according to claim 3, it is characterized in that: the length of polyster fibre is 51-65mm in the described bottom, line density is 5.2-6.6dtex, and low-melting fiber length is 51mm, and line density is 5.2dtex.
6. have the car interior trim working of plastics of hot plastic compound spiked felt according to claim 1 or 5, it is characterized in that: described low-melting fiber is a terylene, and fusing point is 110 ℃ ~ 130 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206532377U CN202045948U (en) | 2010-12-11 | 2010-12-11 | In-vehicle decoration plastic member with thermoplastic composite needle felt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206532377U CN202045948U (en) | 2010-12-11 | 2010-12-11 | In-vehicle decoration plastic member with thermoplastic composite needle felt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202045948U true CN202045948U (en) | 2011-11-23 |
Family
ID=44986271
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206532377U Expired - Fee Related CN202045948U (en) | 2010-12-11 | 2010-12-11 | In-vehicle decoration plastic member with thermoplastic composite needle felt |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202045948U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105059159A (en) * | 2015-08-14 | 2015-11-18 | 艾艾精密工业输送系统（上海）股份有限公司 | Integrally-formed automobile seat and preparing method thereof |
| CN105799294A (en) * | 2016-03-11 | 2016-07-27 | 浙江理工大学 | Manufacturing method of coating composite material for automotive interior |
-
2010
- 2010-12-11 CN CN2010206532377U patent/CN202045948U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105059159A (en) * | 2015-08-14 | 2015-11-18 | 艾艾精密工业输送系统（上海）股份有限公司 | Integrally-formed automobile seat and preparing method thereof |
| CN105059159B (en) * | 2015-08-14 | 2017-05-10 | 艾艾精密工业输送系统（上海）股份有限公司 | Integrally-formed automobile seat and preparing method thereof |
| CN105799294A (en) * | 2016-03-11 | 2016-07-27 | 浙江理工大学 | Manufacturing method of coating composite material for automotive interior |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111123 Termination date: 20131211 |