CN1106933C - Ceiling board for car and its making process - Google Patents
Ceiling board for car and its making process Download PDFInfo
- Publication number
- CN1106933C CN1106933C CN 00112541 CN00112541A CN1106933C CN 1106933 C CN1106933 C CN 1106933C CN 00112541 CN00112541 CN 00112541 CN 00112541 A CN00112541 A CN 00112541A CN 1106933 C CN1106933 C CN 1106933C
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- semi
- ceiling board
- polyurethane foam
- foam plastic
- car
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- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
Abstract
The present invention provides a car ceiling board and a manufacturing method thereof, which relates to a ceiling board (an inner decorative board of a top cover) of vehicles such as cars, minibuses, passenger cars, etc., and a method for the manufacturing process. A car ceiling board structure comprises a fabric layer, a glass fiber felt layer, a semi-hard polyurethane foam plastic board, and a base fabric layer, the car ceiling board has the manufacturing methods that an adhesive agent is coated on a glass fiber felt; a layer of catalysts (curing catalysts) is coated on two surfaces of the semi-hard polyurethane foam plastic board; the glass fiber felt which is coated with the adhesive agent is positioned in the base fabric; the semi-hard polyurethane foam plastic board which is coated with the catalysts is positioned on the upper part of the glass fiber felt and then is put in a mould which is well heated for being heated and formed; a shaping cooling step is carried out; a finished product is manufactured through a cutting-installing hole and the peripherical remainder.
Description
What ceiling board for car of the present invention and preparation method thereof related to is vehicle roofing plate (top cover trim panel) and process for making thereof such as a kind of car, utility van, passenger vehicle.
Ceiling board for car (top cover trim panel) is to adopt hard polyurethane foams both sides spraying vinyon PE powder, glass fibre (short-fibre silk) to be composited through heating and pressurizing at present, equipment investment is big, cost is high, adopt said method making roofing plate poor toughness, jackknifing easily, service life to lack, be not suitable for the high gear auto use.And the difficult appearance making of RPUF plate, the PE powder mixes the spraying complex process with glass fibre, and manufacture difficulty height, end product quality are not easy to guarantee.
The objective of the invention is to exist weak point that a kind of ceiling board for car and preparation method thereof is provided at present car Roof of vehicle plate and preparation method thereof, adopt semi-hard polyurethane foam plastic plate both sides bonding glass fiber felt, Blanket top is bonded with lining, the bottom is bonded with base fabric, through heating, press molding, Fabricating machinery is simple, the production efficiency height, toughness of products of the present invention is good, intensity is high, material is light, fastness is big, shock-resistant, flexibility good, peel strength is high, sound insulation, heat insulation, sound absorption qualities good.
Ceiling board for car and preparation method thereof takes following scheme to realize: the ceiling board for car structure comprises precoat, Blanket, semi-hard polyurethane foam plastic plate, bottom cloth layer.Semi-hard polyurethane foam plastic layer both sides (face) all are bonded with the glass fibre carpet veneer, precoat is bonded in semi-hard polyurethane foam plastic layer one side glass fibre carpet veneer outside, and bottom cloth layer is bonded in semi-hard polyurethane foam plastic layer opposite side glass fibre carpet veneer outside.Precoat can adopt chemical fibre needle punched non-woven fabrics (non-weaving cloth), and as the terylene needle punched non-woven fabrics etc., the glass fibre carpet veneer can adopt glass chopped silk felt, is made of the short chopping of alkali-free glass fibre.Bottom cloth layer can adopt terylene non-woven fabric.Semi-hard polyurethane foam plastic, chemistry semi-rigid polyurethane foam by name.
Ceiling board for car (top cover trim panel) process for making:
1. gluing: Blanket is coated adhesion agent through diluting through glue spreader, and adhesion agent can adopt polyurethane adhesive.For example performed polymer class polyurethane adhesive comprises single group of type, two-component-type, polyisocyanates adhesion agent, end envelope type polyurethane adhesive.
Diluent (solvent) can adopt a kind of in methylene chloride, dichlorethane, acetone, the ethanol etc.
Adhesion agent and diluent proportioning are 1: 1～3 (weight ratios).
The Blanket that was coated with adhesion agent is placed on airing on the tote cart, 5～10 minutes airing time, makes the diluent volatilization.
2. at semi-hard polyurethane foam plastic plate double-face spray painting last layer catalyst (curing accelerator), adhesive solidification speed when accelerating combination; Catalyst can adopt tertiary amine catalyst, for example triethanolamine, propane diamine, accelerine, N-alkyl morpholine etc.
3. roofing plate combination: base fabric is placed on the bench board, place the Blanket that was coated with adhesive on the base fabric, the semi-hard polyurethane foam plastic plate that will be coated with catalyst again is placed on Blanket top, then lining is placed on Blanket top, base fabric can adopt terylene non-woven fabric, chemical fibre looped fabric etc., and lining can adopt chemical fibre eedle-punched non-wovens (non-weaving cloth), chemical fibre looped fabric etc.
4. the roofing plate that combinations thereof is good is put into the mould that heats, extrusion forming, and 120 ℃～160 ℃ of heating-up temperatures, be 1～5 minute pressing time, pressure is 10～60kg/cm
2, the roofing plate after the extrusion forming taken out from hot pressing die puts into stock mould and cool off, promptly make the roofing plate half-blank, make finished product through cutting mounting hole, peripheral clout, cutting can be adopted the high-pressure water knife cutting, or die-cut, shear.
Ceiling board for car (top cover trim panel) and preparation method thereof manufacture craft is reasonable in design, technological operation is convenient, reliably, Fabricating machinery is simple, the production efficiency height, reduce the production cost, the ceiling board for car good toughness of making through method for making of the present invention, the intensity height, fastness is big, material is light, sound-absorbing, good heat-insulation effect, moisture-proof is good, surfacing, do not have and shelter a little, the color and luster uniformity, there are not the bubble of disengagement and empty sticking phenomenon, no strike-through phenomenon, the free from smutting during phenomenon, the finished product edge is smooth smooth, resistance to elevated temperatures is good, sample kept 30 minutes down at 140 ℃ ± 2 ℃, and after high temperature kept, product appearance and other performances any variation can not occur.
The invention will be further described below with reference to drawings and Examples.
Fig. 1 is the ceiling board for car scheme drawing.
Fig. 2 is a ceiling board for car structure cutaway view.
Comprise precoat 5, glass fibre carpet veneer 2,4, semi-hard polyurethane foam plastic plate 3, bottom cloth layer 1 with reference to accompanying drawing ceiling board for car (top cover trim panel) structure.Semi-hard polyurethane froth bed 3 both sides (face) all are bonded with the glass fibre carpet veneer, precoat 5 is bonded in semi-hard polyurethane foam plastic layer 3 one side glass fibre carpet veneer 4 outsides, and bottom cloth layer 1 is bonded in semi-hard polyurethane foam plastic layer 3 opposite side glass fibre carpet veneer 2 outsides.Be cut with installation, fixed orifices such as sunshade mounting hole 7, ceiling light mounting hole 8, handrail mounting hole 6,9 on the ceiling board for car, can easily the car top be installed in the car roof.Precoat can adopt the chemical fibre needle punched non-woven fabrics, and chemical fibre looped fabric etc. are as terylene needle punched non-woven fabrics, polyester knitting cloth.Bottom cloth layer can adopt terylene non-woven fabric chemical fibre looped fabric etc.
Ceiling board for car (top cover trim panel) process for making embodiment one:
1. gluing: Blanket is coated adhesion agent polyurethane adhesive through diluting through glue spreader, and diluent adopts methylene chloride.Polyurethane adhesive: the methylene chloride proportioning is 1: 2 (weight ratio);
The Blanket that was coated with the polyurethane adhesion agent is placed on the tote cart cool 8 minutes, makes the volatilization of diluent methylene chloride;
2. at semi-hard polyurethane foam plastic plate double-face spray painting last layer catalyst (curing accelerator) triethanolamine, for accelerating adhesive solidification speed when hot-forming;
3. roofing plate combination: base fabric terylene non-woven fabric layer is placed on the bench board, place the Blanket that was coated with the adhesion agent polyurethane adhesive on the base fabric, to be coated with the semi-hard polyurethane foam plastic plate of catalyst again, be placed on Blanket top, then lining terylene needle punched non-woven fabrics be placed on Blanket top;
4. the roofing plate that combinations thereof is good is put into the mould that heats, extrusion forming, and 120 ℃～160 ℃ of heating-up temperatures, be 1～5 minute pressing time, pressure is 10～60kg/cm
2, with the roofing plate after the extrusion forming, from hot pressing die, take out and put into stock mould and cool off, promptly make the roofing plate half-blank, through high-pressure water knife cutting mounting hole, make finished product with the limit clout.
Ceiling board for car (top cover trim panel) process for making embodiment two:
1. wash glue: Blanket is coated adhesion agent polyurethane adhesive through diluting through glue spreader, and diluent adopts acetone.Polyurethane adhesive: the acetone proportioning is 1: 1 (weight ratio);
The Blanket that was coated with the polyurethane adhesion agent is placed on the tote cart cool 5 minutes, makes the volatilization of diluent acetone;
2. at semi-hard polyurethane foam plastic plate double-face spray painting last layer catalyst (curing accelerator) accelerine, adhesive solidification speed when accelerating combination;
3. roofing plate combination: base fabric terylene non-woven fabric layer is placed on the bench board, place the Blanket that was coated with the adhesion agent polyurethane adhesive on the base fabric, to be coated with the semi-hard polyurethane foam plastic plate of catalyst again, be placed on Blanket top, then lining terylene needle punched non-woven fabrics be placed on Blanket top;
4. the roofing plate that combinations thereof is good is put into the mould that heats, extrusion forming, and 120 ℃～160 ℃ of heating-up temperatures, be 1～5 minute pressing time, pressure is 10～60kg/cm
2, with the roofing plate after the extrusion forming, from hot pressing die, take out and put into stock mould and cool off, promptly make the roofing plate half-blank, through high-pressure water knife cutting mounting hole, peripheral clout is made finished product.
Ceiling board for car (top cover trim panel) process for making embodiment three:
1. gluing: Blanket is washed adhesion agent polyurethane adhesive through diluting through glue spreader, and diluent adopts ethanol.Polyurethane adhesive: the ethanol proportioning is 1: 3 (weight ratio);
The Blanket that was coated with the polyurethane adhesion agent is placed on the tote cart cool 10 minutes, makes the diluent ethanol volatilization;
2. at semi-hard polyurethane foam plastic plate double-face spray painting last layer catalyst (curing accelerator) N-alkyl morpholine, adhesive solidification speed when accelerating combination;
3. roofing plate combination: the knitting layer of cloth of base fabric chemical fibre is placed on the bench board, place the Blanket that was coated with the adhesion agent polyurethane adhesive on the base fabric, to be coated with the semi-hard polyurethane foam plastic plate of catalyst again, be placed on Blanket top, then lining chemical fibre looped fabric be placed on Blanket top;
4. the roofing plate that combinations thereof is good is put into the mould that heats, extrusion forming, and 120 ℃～160 ℃ of heating-up temperatures, be 1～5 minute pressing time, pressure is 10～60kg/cm
2, with the roofing plate after the extrusion forming, from hot pressing die, take out and put into stock mould and cool off, promptly make the roofing plate half-blank, make finished product through high-pressure water knife cutting mounting hole, peripheral clout.
Claims (7)
1. ceiling board for car, it is characterized in that structure comprises precoat, glass fibre carpet veneer, semi-hard polyurethane foam plastic plate, bottom cloth layer, semi-hard polyurethane foam plastic plate both sides all are bonded with the glass fibre carpet veneer, precoat is bonded in semi-hard polyurethane foam plastic plate one side glass fibre carpet veneer outside, and bottom cloth layer is bonded in semi-hard polyurethane foam plastic plate opposite side glass fibre carpet veneer outside.
2. ceiling board for car according to claim 1 is characterized in that precoat can adopt chemical fibre needle punched non-woven fabrics or chemical fibre looped fabric.
3. ceiling board for car according to claim 1 is characterized in that bottom cloth layer can adopt terylene non-woven fabric or chemical fibre looped fabric.
4. ceiling board for car method for making is characterized in that:
(1). gluing: Blanket is coated adhesion agent through diluting through glue spreader, and adhesion agent and diluent weight proportion are 1: 1～3,
The Blanket that was coated with adhesion agent is placed on airing on the tote cart, 5～10 minutes airing time, make the diluent volatilization,
(2). at semi-hard polyurethane foam plastic plate double-face spray painting last layer catalyst,
(3). the roofing plate combination: base fabric is placed on the bench board, places the Blanket that was coated with adhesion agent on the base fabric, the semi-hard polyurethane foam plastic plate that will be coated with catalyst again is placed on Blanket top, then lining is placed on Blanket top,
(4). the roofing plate that combinations thereof is good is put into the mould that heats, extrusion forming, 120 ℃～160 ℃ of heating-up temperatures, be 1～5 minute pressing time, pressure is 10～60kg/cm
2, the roofing plate after the extrusion forming taken out from hot pressing die put into shaper and cool off, make the top board half-blank, make finished product through cutting mounting hole, peripheral clout.
5. ceiling board for car method for making according to claim 4 is characterized in that adhesion agent can adopt polyurethane adhesive.
7. ceiling board for car method for making according to claim 4 is characterized in that precoat can adopt chemical fibre needle punched non-woven fabrics or chemical fibre looped fabric.
8. ceiling board for car method for making according to claim 4 is characterized in that bottom cloth layer can adopt terylene non-woven fabric or chemical fibre looped fabric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00112541 CN1106933C (en) | 2000-09-13 | 2000-09-13 | Ceiling board for car and its making process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 00112541 CN1106933C (en) | 2000-09-13 | 2000-09-13 | Ceiling board for car and its making process |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1284448A CN1284448A (en) | 2001-02-21 |
| CN1106933C true CN1106933C (en) | 2003-04-30 |
Family
ID=4582394
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 00112541 Expired - Fee Related CN1106933C (en) | 2000-09-13 | 2000-09-13 | Ceiling board for car and its making process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1106933C (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040079477A1 (en) * | 2002-10-25 | 2004-04-29 | Lear Corporation | Method of making an interior trim part |
| CN101654081B (en) * | 2009-09-07 | 2011-04-20 | 无锡吉兴汽车声学部件科技有限公司 | Production process for manufacturing roof by polypropylene and glass fiber plate |
| CN101987599B (en) * | 2010-08-09 | 2012-04-25 | 无锡吉兴汽车声学部件科技有限公司 | Method for manufacturing composite fabric automobile roof |
| CN102019741B (en) * | 2010-08-09 | 2013-01-16 | 无锡吉兴汽车声学部件科技有限公司 | Method for carrying out scale production on canopy of upscale sedan |
| CN101954774B (en) * | 2010-09-09 | 2013-05-01 | 无锡吉兴汽车声学部件科技有限公司 | Productive technology of automobile rear shelf |
| CN102431260B (en) * | 2011-09-10 | 2014-01-22 | 无锡吉兴汽车部件有限公司 | Manufacturing method of automobile sound insulation pad |
| CN104071090A (en) * | 2013-03-25 | 2014-10-01 | 上海新安汽车隔音毡有限公司 | Automobile enhanced roof soundproof pad in composite layer structure |
| CN109733020A (en) * | 2018-12-29 | 2019-05-10 | 苏州市君悦新材料科技股份有限公司 | Thermal insulation material used for vehicle and preparation method thereof |
-
2000
- 2000-09-13 CN CN 00112541 patent/CN1106933C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1284448A (en) | 2001-02-21 |
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| AR01 | Abandonment of patent right to avoid double patenting |
According to article 9 of the patent law and article 13 of the detailed rules for the implementation of the patent law: 112541.9 of the invention patents in the current issue of authorization announcement, and at the same time corresponding to the 221775.9 utility model patent to be given up, and in the 19 volume of the 18 issue of the new type of communique on the patent right to abandon the announcement. |
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| CF01 | Termination of patent right due to non-payment of annual fee |