CN102431249B - Manufacturing technology of lightweight environment-friendly type automobile ceiling - Google Patents
Manufacturing technology of lightweight environment-friendly type automobile ceiling Download PDFInfo
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- CN102431249B CN102431249B CN201110267546.XA CN201110267546A CN102431249B CN 102431249 B CN102431249 B CN 102431249B CN 201110267546 A CN201110267546 A CN 201110267546A CN 102431249 B CN102431249 B CN 102431249B
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- cystosepiment
- network chain
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Abstract
The invention relates to a manufacturing technology of a lightweight environment-friendly type automobile ceiling, and specifically relates to a manufacturing technology of an environment-friendly automobile ceiling used for reducing the automobile weight. The invention belongs to the technical field of automobile interior decorative part production. According to the invention, a surface material, a film and a foamed board are warmed by baking, and are subject to cold pressing and molding, such that the automobile ceiling is manufactured. The technology comprises steps of material paving, warming by baking, softening, molding by cold pressing, and water-jet cutting. With the technology provided by the invention, the lightweight environment-friendly type automobile ceiling is advantaged in light weight, good compatibility among materials, and easy molding and production. The automobile ceiling is environment-friendly. The produced rim leftovers can easily be recovered and reused. Therefore, application requirements of clients can be satisfied.
Description
Technical field
The present invention relates to a kind of manufacturing process of lightweight environmental protection type automobile calash, be specifically related to a kind of manufacturing process of the automobile calash that can reduce vehicle weight, environmental protection, belong to Production Technique of Automotive Interior Trims field.
Background technology
Automobile calash normally by PP glass-fiber-plate or PU glass fiber composite board as base material, form with face blanket and PE glued membrane Compound Machining.There are a series of shortcomings in such top, as all contained glass fiber material in PP glass-fiber-plate or PU glass fiber composite board, in process, the skin of meeting to workman, produces damaging effect to surrounding environment; Weight is large, cannot meet automotive light weight technology requirement; Interface compatibility between macromolecular material and Inorganic Non-metallic Materials is very poor, and moulding processability is undesirable; In the compound top of PU glass, the PU foam of crosslinking curing cannot continue melt-processed, and glass fibre could melt more than 1000 ℃, makes the recovery of the compound top of PU extremely difficult.Because automobile is more and more higher to the requirement of lightweight and environmental-protecting performance, therefore study lightweight environmental protection type automobile calash material and have great importance.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, thereby provide a kind of lightweight, between material, compatibility is good, and processing and forming is easy, the manufacturing process of the lightweight environmental protection type automobile calash of environmental protection.
Technical scheme of the present invention: a kind of manufacturing process of lightweight environmental protection type automobile calash, fabric, film and cystosepiment first to be dried to the rear cold moudling of temperature and be prepared from, step is as follows:
(1) material lay: fabric is laid on network chain, then location, nailing; Film is covered and on cystosepiment, obtains membrane cystosepiment, and lie on the assigned address of another network chain, fix without nailing;
(2) drying temperature softens: the membrane cystosepiment laying on network chain is sent in baking oven and dried warm softening, and drying Wen Wendu is 110～160 ℃, and drying the warm time is 2～5min;
(3) cold moudling: the membrane cystosepiment having dried is transported in mold cavity by network chain, then the fabric of location, nailing is transported to membrane cystosepiment top by network chain, the last compressing semi-finished product that obtain, briquetting pressure 3～6MPa, molding time is 5～10min;
(4) water cutter cutting: the semi-finished product after moulding are taken off and transfer to cutting tool and position from mould, and water cutter cuts and obtain product lightweight environmental protection type automobile calash; Described cutting hydraulic pressure is 20000～30000psi; Cutting air pressure is 0.4～1.0MPa.
Described fabric is terylene and polyurethane foam composite material, and density is 150～200g/m
2.
Described film is polyethylene film, and density is 20～40g/m
2.
Described cystosepiment is polypropylene foam plate, and density is 250～300g/m
2.
Compared with the prior art the present invention has the following advantages: the lightweight environmental protection type automobile calash of explained hereafter of the present invention, and lightweight, between material, compatibility is good, processing and forming is easy, environmental protection, the leftover pieces of generation are easy to recycling, can meet well client's instructions for use.
The specific embodiment
The manufacturing process of 1 one kinds of lightweight environmental protection type automobile calash of embodiment, step is as follows:
(1) material lay: fabric is laid on network chain, then location, nailing; Film is covered and on cystosepiment, obtains membrane cystosepiment, and lie on the assigned address of another network chain, fix without nailing.
Described fabric is terylene and polyurethane foam composite material, and density is 150g/m
2.Film is polyethylene film, and density is 20g/m
2.Cystosepiment is polypropylene foam plate, and density is 250g/m
2.
(2) drying temperature softens: the membrane cystosepiment laying on network chain is sent in baking oven and dried warm softening, and drying Wen Wendu is 110 ℃, and drying the warm time is 2min.
(3) cold moudling: the membrane cystosepiment having dried is transported in mold cavity by network chain, then the fabric of location, nailing is transported to membrane cystosepiment top by network chain, the last compressing semi-finished product that obtain, briquetting pressure 3MPa, molding time is 5min.
(4) water cutter cutting: the semi-finished product after moulding are taken off and transfer to cutting tool and position from mould, and water cutter cuts and obtain product lightweight environmental protection type automobile calash; Described cutting hydraulic pressure is 20000psi; Cutting air pressure is 0.4MPa.
The manufacturing process of 2 one kinds of lightweight environmental protection type automobile calash of embodiment, step is as follows:
(1) material lay: fabric is laid on network chain, then location, nailing; Film is covered and on cystosepiment, obtains membrane cystosepiment, and lie on the assigned address of another network chain, fix without nailing;
Described fabric is terylene and polyurethane foam composite material, and density is 200g/m
2.Film is polyethylene film, and density is 40g/m
2.Cystosepiment is polypropylene foam plate, and density is 300g/m
2.
(2) drying temperature softens: the membrane cystosepiment laying on network chain is sent in baking oven and dried warm softening, and drying Wen Wendu is 160 ℃, and drying the warm time is 5min;
(3) cold moudling: the membrane cystosepiment having dried is transported in mold cavity by network chain, then the fabric of location, nailing is transported to membrane cystosepiment top by network chain, the last compressing semi-finished product that obtain, briquetting pressure 6MPa, molding time is 10min;
(4) water cutter cutting: the semi-finished product after moulding are taken off and transfer to cutting tool and position from mould, and water cutter cuts and obtain product lightweight environmental protection type automobile calash; Described cutting hydraulic pressure is 30000psi; Cutting air pressure is 1.0MPa.
The manufacturing process of 3 one kinds of lightweight environmental protection type automobile calash of embodiment, step is as follows:
(1) material lay: fabric is laid on network chain, then location, nailing; Film is covered and on cystosepiment, obtains membrane cystosepiment, and lie on the assigned address of another network chain, fix without nailing;
Described fabric is terylene and polyurethane foam composite material, and density is 170g/m
2.
Described film is polyethylene film, and density is 30g/m
2.
Described cystosepiment is polypropylene foam plate, and density is 270g/m
2.
(2) drying temperature softens: the membrane cystosepiment laying on network chain is sent in baking oven and dried warm softening, and drying Wen Wendu is 130 ℃, and drying the warm time is 3min;
(3) cold moudling: the membrane cystosepiment having dried is transported in mold cavity by network chain, then the fabric of location, nailing is transported to membrane cystosepiment top by network chain, the last compressing semi-finished product that obtain, briquetting pressure 4MPa, molding time is 9min;
(4) water cutter cutting: the semi-finished product after moulding are taken off and transfer to cutting tool and position from mould, and water cutter cuts and obtain product lightweight environmental protection type automobile calash; Described cutting hydraulic pressure is 25000psi; Cutting air pressure is 0.6MPa.
Claims (1)
1. a manufacturing process for lightweight environmental protection type automobile calash, is characterized in that fabric, film and cystosepiment are first dried to the rear cold moudling of temperature to be prepared from, and step is as follows:
(1) material lay: fabric is laid on network chain, then location, nailing; Film is covered and on cystosepiment, obtains membrane cystosepiment, and lie on the assigned address of another network chain, fix without nailing;
(2) drying temperature softens: the membrane cystosepiment laying on network chain is sent in baking oven and dried warm softening, and drying Wen Wendu is 110 ~ 160 ℃, and drying the warm time is 2 ~ 5min;
(3) cold moudling: the membrane cystosepiment having dried is transported in mold cavity by network chain, then the fabric of location, nailing is transported to membrane cystosepiment top by network chain, the last compressing semi-finished product that obtain, briquetting pressure 3 ~ 6MPa, molding time is 5 ~ 10min;
(4) water cutter cutting: the semi-finished product after moulding are taken off and transfer to cutting tool and position from mould, and water cutter cuts and obtain lightweight environmental protection type automobile calash; Described cutting hydraulic pressure is 20000 ~ 30000psi; Cutting air pressure is 0.4 ~ 1.0MPa;
Described fabric is terylene and polyurethane foam composite material, and density is 150 ~ 200g/m
2;
Described film is polyethylene film, and density is 20 ~ 40g/m
2;
Described cystosepiment is polypropylene foam plate, and density is 250 ~ 300g/m
2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110267546.XA CN102431249B (en) | 2011-09-10 | 2011-09-10 | Manufacturing technology of lightweight environment-friendly type automobile ceiling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110267546.XA CN102431249B (en) | 2011-09-10 | 2011-09-10 | Manufacturing technology of lightweight environment-friendly type automobile ceiling |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102431249A CN102431249A (en) | 2012-05-02 |
| CN102431249B true CN102431249B (en) | 2014-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110267546.XA Expired - Fee Related CN102431249B (en) | 2011-09-10 | 2011-09-10 | Manufacturing technology of lightweight environment-friendly type automobile ceiling |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102785456A (en) * | 2012-08-23 | 2012-11-21 | 无锡吉兴汽车声学部件科技有限公司 | Manufacturing process of car tail shelf |
| CN102785449A (en) * | 2012-08-23 | 2012-11-21 | 无锡吉兴汽车部件有限公司 | Processing technology of car roof board |
| CN103481837B (en) * | 2013-09-08 | 2015-12-02 | 闫丰军 | Adopt thermal insulation material design vehicle ceiling skylight or front and back along the production technology of flange |
| CN104175691A (en) * | 2014-08-22 | 2014-12-03 | 无锡吉兴汽车部件有限公司 | Method for preparing automobile felt vibration isolating pad by virtue of low-pressure steam and oil heating molds |
| CN104588529A (en) * | 2015-01-29 | 2015-05-06 | 柳州市俊杰汽配制造有限公司 | Manufacturing process of automobile cover plate |
| CN106827684B (en) * | 2017-01-09 | 2019-01-08 | 宁波市阳光汽车配件有限公司 | A kind of compound ceiling of top load lightweight and its molding machine and forming method |
| CN111618918B (en) * | 2019-03-20 | 2022-04-19 | 北新集团建材股份有限公司 | Positioning system for glass wool installation of assembly type wall production line |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999061283A1 (en) * | 1998-05-27 | 1999-12-02 | The Dow Chemical Company | Vehicle headliner comprised of a thermoformable thermoplastic foam sheet |
| CN201405548Y (en) * | 2009-02-13 | 2010-02-17 | 天津市润达塑料包装有限公司 | Vehicle ceiling core board |
| CN101654081A (en) * | 2009-09-07 | 2010-02-24 | 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 |
| CN101987599A (en) * | 2010-08-09 | 2011-03-23 | 无锡吉兴汽车声学部件科技有限公司 | Method for manufacturing composite fabric automobile roof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4572443B2 (en) * | 2000-05-15 | 2010-11-04 | 住友化学株式会社 | Thermoplastic resin foam molding for automobile interior |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1999061283A1 (en) * | 1998-05-27 | 1999-12-02 | The Dow Chemical Company | Vehicle headliner comprised of a thermoformable thermoplastic foam sheet |
| CN201405548Y (en) * | 2009-02-13 | 2010-02-17 | 天津市润达塑料包装有限公司 | Vehicle ceiling core board |
| CN101654081A (en) * | 2009-09-07 | 2010-02-24 | 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 |
| CN101987599A (en) * | 2010-08-09 | 2011-03-23 | 无锡吉兴汽车声学部件科技有限公司 | Method for manufacturing composite fabric automobile roof |
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|---|---|
| CN102431249A (en) | 2012-05-02 |
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