CN104191939B - A kind of production method of automobile skylight sun-shield - Google Patents
A kind of production method of automobile skylight sun-shield Download PDFInfo
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- CN104191939B CN104191939B CN201410419125.8A CN201410419125A CN104191939B CN 104191939 B CN104191939 B CN 104191939B CN 201410419125 A CN201410419125 A CN 201410419125A CN 104191939 B CN104191939 B CN 104191939B
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Abstract
The present invention relates to a kind of production method of automobile skylight sun-shield, belong to automotive upholstery technical field. Its step is by the combination laying of the pretreatment of matrix polyurethane material, dormer window sunshading board material, compressing, cooling and shaping, the cutting of water cutter, dormer window sunshading board forward position reinforcing frame is installed is obtained product automobile skylight sun-shield. Method of the present invention has solved the high-intensity performance On Index of dormer window sunshading board assembly; It is high that forward position installs after metal reinforcing frame the rigidity of product additional, can not fracture, sagging; In way, do not have semi-finished product to pile up, reduced the bad quantity of the product causing due to rigidity deficiency, saved manufacturing cost; The whole production process of product does not have harmful substance to produce.
Description
Technical field
The present invention relates to a kind of production method of automobile skylight sun-shield, be specifically related to a kind of for being arranged on vehicle dormer windowMechanism place, plays heat insulation, sound insulation and the production method of the automobile skylight sun-shield of the effect that beautifies, belongs to automotive upholstery technologyField.
Background technology
Automobile skylight sun-shield is generally installed on vehicle dormer window mechanism place, the effect of playing heat insulation, sound insulation and beautifying. Getting overMore pursue high-performance, environment-friendly type, energy-saving, lightweight, personalized epoch, the interior trim of automobile is the same with the profile of automobile,Become the key factor that people choose automobile. Therefore also more and more higher to the requirement of automotive upholstery. In the prior art,Dormer window sunshading board high-intensity performance index becomes bottleneck, is restricting the development of dormer window sunshading board. Existing dormer window sunshading board normallyAdopt compound PU sheet material straight forming, this kind of moulding process mainly exists following problem: 1, product rigidity is poor, especially long chiThe easy jackknifing of very little product, sagging.
Summary of the invention
The object of the invention is to overcome the poor problem of product rigidity, provide a kind of automobile skylight sun-shield to install forward position gold additionalBelong to the technique of reinforcing frame, solved the problem of dormer window sunshading board poor rigidity.
According to technical scheme provided by the invention, a kind of production method of automobile skylight sun-shield, step is as follows:
(1) matrix polyurethane material pretreatment:
A, plastic roll: first on matrix polyurethane material, carry out positive and negative plastic roll, heating with glue spreader, heating and temperature control exists40～50 DEG C; Rolling motor FREQUENCY CONTROL is at 20～40Hz, and the upper and lower roller pitch of glue spreader is controlled at 7.0～7.5mm; OftenOne side spread is controlled at 90～110g/m2；
B, sprinkling demineralized water: the band matrix body PU material that step a plastic roll is crossed sprays demineralized water, electric machine frequency controlAt 40～60Hz, the softening water yield is controlled at 30～40g/m2；
(2) combination laying of dormer window sunshading board material: get decorative fabric as ground floor, glass fiber material is as the second layer,The pretreated band matrix body polyurethane material of step (1) is as the 3rd layer, and glass fiber material is as the 4th layer, and non-ventilation tunic is doneFor layer 5, nonwoven is as layer 6; Material lay in order by above-mentioned ground floor to layer 6;
(3) compressing: the layers of material of step (2) lay is pressed in mould, when compressing onMould temperature is controlled at 120～130 DEG C, and when compressing, counterdie temperature is controlled at 135～145 DEG C, and briquetting pressure is controlled at 6.5～7.5MPa, molding time is controlled at 150～180sec;
(4) cooling and shaping: the semi-finished product after compressing step (3) are carried out to vacuum suction cooling and shaping, cool timeBe controlled at 40～50sec; Vacuum degree control is at 0.4～0.6mbar;
(5) water cutter cutting: the semi-finished product that step (4) cooling and shaping is crossed carry out the cutting of water cutter, cutting hydraulic pressure control exists40000～50000psi, cutting air pressure is controlled at 0.6～0.8mpa, obtains dormer window sunshading board semi-finished product;
(6) dormer window sunshading board forward position reinforcing frame is installed: get stainless steel, adopt punch forming process to process, obtain instituteNeed shape, briquetting pressure is 15～25MPa, then sticks with glue at dormer window sunshading board semi-finished product front end, and automobile sky gets productWindow sunshading board;
(7) inspection: when inspection, answer surfacing, not damaged, break, fold, base material are concavo-convex, bubble, glue mark and tone notImpartial defect;
(8) vanning warehouse-in: the dormer window sunshading board through checking is accurately cased according to packing technique standard, enters by 30pcs/ caseStorehouse.
In step (1) a, plastic roll glue is water-soluble glue; In step (6), stickup is hot melt glue with glue.
Described water-soluble glue is DC7000 or the CK6502 of wild river chemical industry, 4208 of 1388 and SIKA company of 3M ChinaIn one; PU29C or TEP60 that described hot melt glue is 3M China, SIKA company 4641 in one.
The described decorative fabric of step (2) is acupuncture nonwoven fabric or knit fabric; Glass fiber material is glass mat, grammes per square metre450～550g/m2, the second layer and the 4th layer of glass are identical; Non-ventilation tunic is tri-layers of PE film or compound PE/PA/PEFilm. Described in step (1), demineralized water is pure water.
Beneficial effect of the present invention: method of the present invention has solved the high-intensity performance index of dormer window sunshading board assembly and askedTopic; It is high that forward position installs after metal reinforcing frame the rigidity of product additional, can not fracture, sagging; Way in do not have semi-finished product pile up, reduced byThe bad quantity of product causing in rigidity deficiency, has saved manufacturing cost; The whole production process of product does not have harmful substance to produce.
The rigidity of product of the present invention is high, can not fracture, sagging; Product, in whole production process, is taked automatic assembly lineProduce, greatly reduce the labour intensity of workman in production process, and improved production efficiency; The whole production process of product does not haveHarmful substance produces, and belongs to the production method of the automobile skylight sun-shield of environment-friendly products.
Brief description of the drawings
Fig. 1 automobile skylight sun-shading board structure schematic diagram of the present invention.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described.
Embodiment 1
The special skylight of big Bath, production Shanghai A10 sunshading board, its specification is: L850 × W545mm.
The production craft step of this dormer window sunshading board is as follows:
Base material is selected the foam-formed material of low-density PU.
(1) dormer window sunshading board matrix PU pretreatment:
A, plastic roll: glue spreader carries out positive and negative plastic roll to the foam-formed material of matrix PU, and this glue spreader has two-sided gluingFunction, heating and temperature control is at 40 DEG C, and can control accurately spread, and Rolling motor FREQUENCY CONTROL is at 20Hz, plastic rollThe upper and lower roller pitch of machine is controlled at 7.0mm; Every one side spread is controlled at 90g/m2；
B, sprinkling demineralized water: the foam-formed material of band glue PU that above-mentioned plastic roll is crossed sprays soft
Change water, adopt special demineralized water spray appliance, band glue PU crosses demineralized water machine and can carry out material lay,
Without being dried processing; Electric machine frequency is controlled at 40Hz, and demineralized water sprinkling amount is controlled at 30g/m2；
(2) combination laying of dormer window sunshading board material: by the lay that manually completes each material; Get the acupuncture in decorative fabricNonwoven fabric is as ground floor, and glass fiber material is as the second layer, and PU is with glue matrix material as the 3rd layer, glass fiber material conductThe 4th layer, compound PE/PA/PE trilamellar membrane is as layer 5, and nonwoven is as layer 6; By above-mentioned ground floor to layer 6 materialExpect lay in order;
(3) compressing: to adopt 300 tons of hydraulic forming machines, the layers of material of above-mentioned lay is made to type at mould inner pressure;When compressing, patrix temperature is controlled at 120 DEG C, and counterdie temperature is controlled at 135 DEG C, and briquetting pressure is controlled at 6.5MPa, when mouldingBetween be controlled at 150sec;
(4) cooling and shaping: the semi-finished product after compressing are put in cooling tool and carry out vacuum suction cooling and shaping, coldBut the time is controlled at 40sec; Vacuum degree control is at 0.4mbar;
(5) water cutter cutting: in double-pole robotic cutting system, the semi-finished product that cooling and shaping is crossed are according to the cutting of specifyingProgram is carried out the cutting of water cutter, and cutting hydraulic pressure control is at 45000psi, and cutting air pressure is controlled at 0.6MPa. After having cut, removeClout. Then arrive cubing and check cut lengths.
(6) dormer window sunshading board forward position reinforcing frame is installed: get stainless steel, adopt punch forming process to process and obtain skylightSunshading board forward position reinforcing frame 1, as shown in Figure 1; Briquetting pressure is 15MPa, then sticks with glue before dormer window sunshading board semi-finished productEnd, automobile skylight sun-shield gets product.
(7) inspection: when inspection, answer surfacing, not damaged, break, fold, base material are concavo-convex, bubble, glue mark and tone notImpartial defect.
(8) vanning warehouse-in: the dormer window sunshading board through checking is accurately cased according to packing technique standard, enters by 30pcs/ caseStorehouse.
In step (1) a, plastic roll glue is water-soluble glue DC7000; In step (6), stickup is hot melt glue TEP60 with glue.
The described decorative fabric of step (2) is acupuncture nonwoven fabric; Glass fiber material is glass mat, grammes per square metre 450g/m2, theTwo layers and the 4th layer of glass identical; Described in step (1), demineralized water is pure water.
Embodiment 2
The special D17 dormer window sunshading board of the big Bath in production Changchun, its specification is: L775 × W475mm.
The production craft step of this dormer window sunshading board is as follows:
Base material is selected the foam-formed material of low-density PU.
(1) pretreatment of dormer window sunshading board matrix PU material:
A, plastic roll: glue spreader carries out positive and negative plastic roll to the foam-formed material of matrix PU, and this glue spreader has two-sided gluingFunction, heating and temperature control is at 45 DEG C, and can control accurately spread, and Rolling motor FREQUENCY CONTROL is at 30Hz, plastic rollThe upper and lower roller pitch of machine is controlled at 7.0mm; Every one side spread is controlled at 100g/m2；
B, sprinkling demineralized water: the foam-formed material of band glue PU that above-mentioned plastic roll is crossed sprays demineralized water, adopts specialDemineralized water spray appliance, band glue PU crosses demineralized water machine and can carry out material lay, without being dried processing, electric machine frequency controlAt 50Hz, demineralized water sprinkling amount is controlled at 35g/m2；
(2) combination laying of dormer window sunshading board material: the lay that manually carries out each material; Get acupuncture in decorative fabric withoutTextile fabric is as ground floor, and glass fiber material is as the second layer, and PU band glue matrix material is as the 3rd layer, and glass fiber material is as the 4thLayer, PE film is as layer 5, and nonwoven is as layer 6; By above-mentioned ground floor to layer 6 material lay in order;
(3) compressing: adopt 300 tons of hydraulic forming machines, by the layers of material of above-mentioned lay at mould
Tool is compressing; When compressing, patrix temperature is controlled at 125 DEG C, and counterdie temperature is controlled at 140 DEG C, briquetting pressureBe controlled at 7.0MPa, molding time is controlled at 150sec;
(4) cooling and shaping: the semi-finished product after compressing are put in cooling tool and carry out vacuum suction cooling and shaping, coldBut the time is controlled at 48sec; Vacuum degree control is at 0.6mbar;
(5) water cutter cutting: in double-pole robotic cutting system, the semi-finished product that cooling and shaping is crossed are according to the cutting of specifyingProgram is carried out the cutting of water cutter, and cutting hydraulic pressure control is at 40000psi, and cutting air pressure is controlled at 0.7MPa. After having cut, removeClout. Then arrive cubing and check cut lengths.
(6) dormer window sunshading board forward position reinforcing frame is installed: get stainless steel, adopt punch forming process to process and obtain skylightSunshading board forward position reinforcing frame 1, as shown in Figure 1; Briquetting pressure is 25MPa, then sticks with glue before dormer window sunshading board semi-finished productEnd, automobile skylight sun-shield gets product.
(7) inspection: when inspection, answer surfacing, not damaged, break, fold, base material are concavo-convex, bubble, glue mark and tone notImpartial defect.
(8) vanning warehouse-in: the dormer window sunshading board through checking is accurately cased according to packing technique standard, enters by 30pcs/ caseStorehouse.
In step (1) a, plastic roll glue is water-soluble glue, 1388 of 3M China; In step (6), stickup is hot melt glue with gluePU29C。
The described decorative fabric of step (2) is knit fabric; Glass fiber material is glass mat, grammes per square metre 550g/m2, the second layerAnd the 4th layer of glass is identical; Described in step (1), demineralized water is pure water.
Embodiment 3
The special X6R dormer window sunshading board of the big Bath in production Wuhan, its specification is: L766 × W550mm.
The production craft step of this dormer window sunshading board is as follows:
Base material is selected the foam-formed material of low-density PU.
(1) pretreatment of dormer window sunshading board matrix PU material:
A, plastic roll: glue spreader carries out positive and negative plastic roll to the foam-formed material of matrix PU, and this glue spreader has two-sided gluingFunction, heating and temperature control is at 50 DEG C, and can control accurately spread, and Rolling motor FREQUENCY CONTROL is at 40Hz, plastic rollThe upper and lower roller pitch of machine is controlled at 7.5mm; Every one side spread is controlled at 110g/m2；
B, sprinkling demineralized water: the foam-formed material of band glue PU that above-mentioned plastic roll is crossed sprays demineralized water, adopts specialDemineralized water spray appliance, band glue PU crosses demineralized water machine and can carry out material lay, without being dried processing. Electric machine frequency controlAt 60Hz, demineralized water sprinkling amount is controlled at 40g/m2；
(2) combination laying of dormer window sunshading board material: the lay that manually carries out each material; Get the knitted side in decorative fabricMaterial is as ground floor, and glass fiber material is as the second layer, and PU band glue matrix material is as the 3rd layer, and glass fiber material is as the 4th layer,Compound PE/PA/PE trilamellar membrane is as layer 5, and nonwoven is as layer 6; Above-mentioned ground floor to layer 6 material is pressed suitableOrder lay;
(3) compressing: adopt 300 tons of hydraulic forming machines, the layers of material of above-mentioned lay is made to type at mould inner pressure,When compressing, patrix temperature is controlled at 130 DEG C, 145 DEG C of counterdie temperature compactings, and briquetting pressure compacting 7.5mpa, molding time is pressed180sec processed;
(4) cooling and shaping: the semi-finished product after compressing are put in cooling tool and carry out vacuum suction cooling and shaping, coldBut time compacting 50sec; Vacuum compacting 0.5mbar;
(5) water cutter cutting: in double-pole robotic cutting system, the semi-finished product that cooling and shaping is crossed by
Carry out the cutting of water cutter according to the cutting process of specifying, cutting hydraulic pressure compacting 50000psi, cutting air pressure compacting 0.8MPa. After having cut, remove clout. Then arrive cubing and check cut lengths.
(6) dormer window sunshading board forward position reinforcing frame is installed: get stainless steel, adopt punch forming process to process and obtain skylightSunshading board forward position reinforcing frame 1, as shown in Figure 1; Briquetting pressure is 20MPa, then sticks with glue before dormer window sunshading board semi-finished productEnd, automobile skylight sun-shield gets product.
(7) inspection: when inspection, answer surfacing, not damaged, break, fold, base material are concavo-convex, bubble, glue mark and tone notImpartial defect.
(8) vanning warehouse-in: the dormer window sunshading board through checking is accurately cased according to packing technique standard, enters by 30pcs/ caseStorehouse.
In step (1) a, plastic roll glue is water-soluble glue, 4208 of SIKA company; In step (6), stickup is hot melt with glueGlue, 4641 of SIKA company.
The described decorative fabric of step (2) is acupuncture nonwoven fabric or knit fabric; Glass fiber material is glass mat, grammes per square metre500g/m2, the second layer and the 4th layer of glass are identical; Described in step (1), demineralized water is pure water.
Claims (1)
1. a production method for automobile skylight sun-shield, is characterized in that step is as follows:
(1) matrix polyurethane material pretreatment:
A, plastic roll: first on matrix polyurethane material, carry out positive and negative plastic roll, heating with glue spreader, heating and temperature control 40～50 DEG C; Rolling motor FREQUENCY CONTROL is at 20～40Hz, and the upper and lower roller pitch of glue spreader is controlled at 7.0～7.5mm; Every one sideSpread is controlled at 90～110g/m2；
B, sprinkling demineralized water: the band matrix body PU material that step a plastic roll is crossed sprays demineralized water, and electric machine frequency is controlled at 40～60Hz, the softening water yield is controlled at 30～40g/m2；
(2) combination laying of dormer window sunshading board material: get decorative fabric as ground floor, glass fiber material is as the second layer, step(1) pretreated band matrix body polyurethane material is as the 3rd layer, and glass fiber material is as the 4th layer, and non-ventilation tunic is asFive layers, nonwoven is as layer 6; Material lay in order by above-mentioned ground floor to layer 6;
(3) compressing: the layers of material of step (2) lay is pressed in mould, patrix temperature when compressingDegree is controlled at 120～130 DEG C, and when compressing, counterdie temperature is controlled at 135～145 DEG C, and briquetting pressure is controlled at 6.5～7.5MPa, molding time is controlled at 150～180sec;
(4) cooling and shaping: the semi-finished product after compressing step (3) are carried out to vacuum suction cooling and shaping, and control cool timeAt 40～50sec; Vacuum degree control is at 0.4～0.6mbar;
(5) water cutter cutting: the semi-finished product that step (4) cooling and shaping is crossed carry out the cutting of water cutter, cutting hydraulic pressure control 40000～50000psi, cutting air pressure is controlled at 0.6～0.8MPa, obtains dormer window sunshading board semi-finished product;
(6) dormer window sunshading board forward position reinforcing frame is installed: get stainless steel, adopt punch forming process to process, obtain required shapeShape, briquetting pressure is 15～25MPa, then sticks with glue at dormer window sunshading board semi-finished product front end, the vehicle dormer window that gets product hidesSun plate;
In step (1) a, plastic roll glue is water-soluble glue; In step (6), stickup is hot melt glue with glue;
The described decorative fabric of step (2) is acupuncture nonwoven fabric or knit fabric; Glass fiber material is glass mat, grammes per square metre 450～550g/m2, the second layer and the 4th layer of glass are identical; Non-ventilation tunic is PE film or compound PE/PA/PE trilamellar membrane;Described in step (1), demineralized water is pure water.
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| CN201410419125.8A CN104191939B (en) | 2014-08-22 | 2014-08-22 | A kind of production method of automobile skylight sun-shield |
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| CN104191939B true CN104191939B (en) | 2016-05-18 |
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| CN104999769A (en) * | 2015-07-27 | 2015-10-28 | 无锡吉兴汽车声学部件科技有限公司 | Producing method of automobile skylight sun louver |
| CN109228564B (en) * | 2018-08-07 | 2021-05-04 | 福州联泓交通器材有限公司 | Composite material for skylight and sun shield of automobile interior and manufacturing process thereof |
| CN110421940A (en) * | 2019-09-06 | 2019-11-08 | 无锡吉兴汽车声学部件科技有限公司 | A kind of automobile ceiling skylight reinforcing frame and its hot-die punch forming process |
| CN111731084B (en) * | 2020-07-21 | 2023-09-01 | 湖北吉兴汽车部件有限公司 | Automobile sun shield and preparation method thereof |
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| JP3592274B2 (en) * | 2001-08-20 | 2004-11-24 | 豊和繊維工業株式会社 | Sunshade for automotive sunroof and method of manufacturing the same |
| CN100475528C (en) * | 2006-07-19 | 2009-04-08 | 刘明春 | Automobile ceiling producing process |
| US8652288B2 (en) * | 2006-08-29 | 2014-02-18 | Ocv Intellectual Capital, Llc | Reinforced acoustical material having high strength, high modulus properties |
| CN101337526B (en) * | 2008-06-23 | 2010-09-15 | 无锡吉兴汽车部件有限公司 | Wet process technique of PU flexible foam top-liner |
| CN101337434B (en) * | 2008-06-23 | 2010-08-11 | 无锡吉兴汽车部件有限公司 | Production method of automobile skylight sun-shield |
| CN101654059A (en) * | 2009-09-11 | 2010-02-24 | 无锡吉兴汽车声学部件科技有限公司 | Method for producing roof sun visor of automobile |
| CN101987527A (en) * | 2010-08-09 | 2011-03-23 | 无锡吉兴汽车声学部件科技有限公司 | Wet process production process of polyurethane foaming ceiling local reinforcement |
| CN102795087B (en) * | 2012-08-23 | 2014-08-13 | 无锡吉兴汽车部件有限公司 | Production method of automobile ceiling |
| KR20140055407A (en) * | 2012-10-31 | 2014-05-09 | (주)솔레미오 | Manufacturing method of core material for lamella type sun shade board comprising complex carbon materials |
| CN103434252B (en) * | 2013-08-09 | 2015-08-19 | 无锡吉兴汽车声学部件科技有限公司 | Scatter the wet process technique of glass fibre ceiling |
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