CN101954774B - Productive technology of automobile rear shelf - Google Patents
Productive technology of automobile rear shelf Download PDFInfo
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- CN101954774B CN101954774B CN 201010276682 CN201010276682A CN101954774B CN 101954774 B CN101954774 B CN 101954774B CN 201010276682 CN201010276682 CN 201010276682 CN 201010276682 A CN201010276682 A CN 201010276682A CN 101954774 B CN101954774 B CN 101954774B
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- Laminated Bodies (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to a productive technology of an automobile rear shelf, which comprises the following steps: (1) laying a glass fiber mat on a lower die and fixing the glass fiber mat and a reinforcing rib on an upper die; (2) evenly spraying polyurethane on the glass fiber mat on the lower die; (3) compressing the glass fiber and the reinforcing rib in a die to form semi-finished products; (4) taking the semi-finished products subject to compression moulding out of the die, and placing the semi-finished products on a cooling jig for carrying out cooling and moulding at normal temperature; (5) polishing the semi-finished products subject to cooling and moulding to smooth the surfaces of the semi-finished products; (6) evenly spraying glue on the two sides of the polished semi-finished products; (7) binding linings on the two sides of the semi-finished products on which glue is sprayed; (8) punching fiber bundles of the glass fiber mat exposed at the edge of the semi-finished products subject to lining binding; (9) installing pull ropes on the punched semi-finished products to obtain the finished products; and (10) inspecting and carrying out vanning. The productive technology of the invention can save manufacturing cost and has the advantages of environmental protection and no pollution.
Description
Technical field
The present invention relates to a kind of production technology of vehicle back-shelf board, especially a kind of be used to being installed in automobile rear, be used for the production technology of back-shelf board of placing articles, belong to the automotive upholstery technical field.
Background technology
Vehicle back-shelf board generally is installed on automobile rear, the effect of playing placing articles and beautifying.More and more pursuing high-performance, environment-friendly type, energy-saving, lightweight, Extraordinary epoch, the interior trim of automobile is the same with the profile of automobile, becomes the key factor that people choose automobile.Therefore also more and more higher to the requirement of automotive upholstery.
In the prior art, back-shelf board generally all adopts the materials such as polypropylene wood powder plate, hemp fibre board as support base material, and this kind technique mainly exists following problem: 1, the product load does not reach requirement; 2, the base material smell in the product is larger, affects the healthy of passenger; 3, product weight is large, is unfavorable for the car load lightweight, and is energy-conservation.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, a kind of production technology of environment friendly and pollution-free vehicle back-shelf board is provided.
According to technical scheme provided by the invention, the production technology of described vehicle back-shelf board may further comprise the steps:
(1) stone: glass mat is layered on the counterdie, glass mat and reinforcement are fixed on the patrix;
(2) polyurethane material spraying: the glass mat at counterdie uniformly sprays polyurethane material, and the quantity for spray of polyurethane material is 1600 ~ 1700g/ ㎡;
(3) compressing: glass mat and reinforcement are pressed into semi-finished product in mould, the patrix temperature is when compressing: 53 ~ 63 ℃, the counterdie temperature is: 53 ~ 63 ℃, molding time is: 460 ~ 470 seconds, the heating water temperature was: 55 ~ 75 ℃;
(4) cooling and shaping: the semi-finished product after compressing are taken out from mould, be placed on the cooling tool and carry out the normal temperature cooling and shaping, the cooling and shaping time: 17 ~ 19 seconds;
(5) polishing: the semi-finished product behind the cooling and shaping are polished, make half-finished smooth surface;
(6) glue spraying: uniformly spray glue on the half-finished two sides after polishing, the quantity for spray of glue is 20 ~ 30g/ ㎡;
(7) fabric is fitted: the half-finished two sides applying fabric after glue spraying, and the upper and lower mould temperature is during applying: 100 ~ 120 ℃, laminate pressure is: 4.5 ~ 5.5MPa, applying time: 12 ~ 18 seconds;
(8) die-cut: the fibre bundle of the glass mat that the semi-finished product edge after fabric is fitted is exposed cuts, and die-cut pressure is: 80 ~ 90 bar; The die-cut time is: 1 ~ 2 second;
(9) at the semi-finished product after die-cut the stay cord annex is installed and is obtained finished product;
(10) to the finished product vanning of testing.
The grammes per square metre of described glass mat is: 300 ~ 320 g/m
2
Described fabric is nonwoven, and the grammes per square metre of described nonwoven is 250 ~ 260g/m
2
Described glue is Ah 's glue too.
Compared with the prior art the present invention has the following advantages: the invention solves the performance indications such as load, heat resistance, lightweight, high strength, the smell of back-shelf board be low, reached 3 grades of international forward position levels; Greatly reduce the weight of back-shelf board, satisfied the requirement of car load light-weight design; The good rigidly of product can carry heavier object, not frangibility, sagging; Do not have semi-finished product to pile up in the production process, saved manufacturing cost; There is not harmful substance to produce in the whole production process of product, environment friendly and pollution-free.
The specific embodiment
The invention will be further described below in conjunction with specific embodiment.
Too Ah Bang glue used in the present invention is the too Ah Bang glue that Shanghai Chemical Industry Science Co., Ltd of Fuji produces.
Embodiment 1: a kind of production technology of vehicle back-shelf board may further comprise the steps:
Product specification: L1300 * W650
(1) stone: glass mat is layered on the counterdie, glass mat and reinforcement are fixed on the patrix; The grammes per square metre of described glass mat is: 300 g/m
2
(2) polyurethane material spraying: the glass mat at counterdie uniformly sprays polyurethane material, and the quantity for spray of polyurethane material is 1600g/ ㎡;
(3) compressing: glass mat and reinforcement are pressed into semi-finished product in mould, the patrix temperature is when compressing: 53 ℃, the counterdie temperature is: 53 ℃, molding time is: 470 seconds, the heating water temperature was: 55 ℃;
(4) cooling and shaping: the semi-finished product after compressing are taken out from mould, be placed on the cooling tool and carry out the normal temperature cooling and shaping, the cooling and shaping time: 17 seconds;
(5) polishing: the semi-finished product behind the cooling and shaping are polished, make half-finished smooth surface;
(6) glue spraying: uniformly spray too Ah 's glue on the half-finished two sides after polishing, too the quantity for spray of Ah 's glue is 20g/ ㎡;
(7) fabric is fitted: the half-finished two sides applying nonwoven after glue spraying, and the upper and lower mould temperature is during applying: 100 ℃, laminate pressure is: 4.5MPa, applying time: 18 seconds; The grammes per square metre of described nonwoven is 250g/m
2
(8) die-cut: the fibre bundle of the glass mat that the semi-finished product edge after fabric is fitted is exposed cuts, and die-cut pressure is: 80bar; The die-cut time is: 2 seconds;
(9) at the semi-finished product after die-cut the stay cord annex is installed and is obtained finished product;
(10) to the finished product vanning of testing.
Embodiment 2: a kind of production technology of vehicle back-shelf board may further comprise the steps:
Product specification: L1300 * W650
(1) stone: glass mat is layered on the counterdie, glass mat and reinforcement are fixed on the patrix; The grammes per square metre of described glass mat is: 320 g/m
2
(2) polyurethane material spraying: the glass mat at counterdie uniformly sprays polyurethane material, and the quantity for spray of polyurethane material is 1700g/ ㎡;
(3) compressing: glass mat and reinforcement are pressed into semi-finished product in mould, the patrix temperature is when compressing: 63 ℃, the counterdie temperature is: 63 ℃, molding time is: 460 seconds, the heating water temperature was: 75 ℃;
(4) cooling and shaping: the semi-finished product after compressing are taken out from mould, be placed on the cooling tool and carry out the normal temperature cooling and shaping, the cooling and shaping time: 19 seconds;
(5) polishing: the semi-finished product behind the cooling and shaping are polished, make half-finished smooth surface;
(6) glue spraying: uniformly spray too Ah 's glue on the half-finished two sides after polishing, too the quantity for spray of Ah 's glue is 30g/ ㎡;
(7) fabric is fitted: the half-finished two sides applying nonwoven after glue spraying, and the upper and lower mould temperature is during applying: 120 ℃, laminate pressure is: 5.5MPa, applying time: 12 seconds; The grammes per square metre of described nonwoven is 260g/m
2
(8) die-cut: the fibre bundle of the glass mat that the semi-finished product edge after fabric is fitted is exposed cuts, and die-cut pressure is: 90 bar; The die-cut time is: 1 second;
(9) at the semi-finished product after die-cut the stay cord annex is installed and is obtained finished product;
(10) to the finished product vanning of testing.
Embodiment 3: a kind of production technology of vehicle back-shelf board may further comprise the steps:
Product specification: L1300 * W650
(1) stone: glass mat is layered on the counterdie, glass mat and reinforcement are fixed on the patrix; The grammes per square metre of described glass mat is: 310g/m
2
(2) polyurethane material spraying: the glass mat at counterdie uniformly sprays polyurethane material, and the quantity for spray of polyurethane material is 1650g/ ㎡;
(3) compressing: glass mat and reinforcement are pressed into semi-finished product in mould, the patrix temperature is when compressing: 60 ℃, the counterdie temperature is: 60 ℃, molding time is: 465 seconds, the heating water temperature was: 65 ℃;
(4) cooling and shaping: the semi-finished product after compressing are taken out from mould, be placed on the cooling tool and carry out the normal temperature cooling and shaping, the cooling and shaping time: 18 seconds;
(5) polishing: the semi-finished product behind the cooling and shaping are polished, make half-finished smooth surface;
(6) glue spraying: uniformly spray too Ah 's glue on the half-finished two sides after polishing, too the quantity for spray of Ah 's glue is 25g/ ㎡;
(7) fabric is fitted: the half-finished two sides applying nonwoven after glue spraying, and the upper and lower mould temperature is during applying: 110 ℃, laminate pressure is: 5MPa, applying time: 15s; The grammes per square metre of described nonwoven is 255g/m
2
(8) die-cut: the fibre bundle of the glass mat that the semi-finished product edge after fabric is fitted is exposed cuts, and die-cut pressure is: 85bar; The die-cut time is: 1.5 seconds;
(9) at the semi-finished product after die-cut the stay cord annex is installed and is obtained finished product;
(10) to the finished product vanning of testing.
Claims (3)
1. the production technology of a vehicle back-shelf board is characterized in that, may further comprise the steps:
(1) stone: glass mat is layered on the counterdie, glass mat and reinforcement are fixed on the patrix;
(2) polyurethane material spraying: the glass mat at counterdie uniformly sprays polyurethane material, and the quantity for spray of polyurethane material is 1600～1700g/ ㎡;
(3) compressing: glass mat and reinforcement are pressed into semi-finished product in mould, the patrix temperature is when compressing: 53～63 ℃, the counterdie temperature is: 53～63 ℃, molding time is: 460～470 seconds, the heating water temperature was: 55～75 ℃;
(4) cooling and shaping: the semi-finished product after compressing are taken out from mould, be placed on the cooling tool and carry out the normal temperature cooling and shaping, the cooling and shaping time: 17～19 seconds;
(5) polishing: the semi-finished product behind the cooling and shaping are polished, make half-finished smooth surface;
(6) glue spraying: uniformly spray glue on the half-finished two sides after polishing, the quantity for spray of glue is 20～30g/ ㎡;
(7) fabric is fitted: the half-finished two sides applying fabric after glue spraying, and the upper and lower mould temperature is during applying: 100～120 ℃, laminate pressure is: 4.5～5.5MPa, applying time: 12～18 seconds;
(8) die-cut: the fibre bundle of the glass mat that the semi-finished product edge after fabric is fitted is exposed cuts, and die-cut pressure is: 80～90 bar; The die-cut time is: 1～2 second;
(9) at the semi-finished product after die-cut the stay cord annex is installed and is obtained finished product;
(10) to the finished product vanning of testing.
2. the production technology of vehicle back-shelf board as claimed in claim 1, it is characterized in that: the grammes per square metre of described glass mat is: 300～320 g/m
2
3. the production technology of vehicle back-shelf board as claimed in claim 1, it is characterized in that: described fabric is nonwoven, the grammes per square metre of described nonwoven is 250～260g/m
2
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010276682 CN101954774B (en) | 2010-09-09 | 2010-09-09 | Productive technology of automobile rear shelf |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010276682 CN101954774B (en) | 2010-09-09 | 2010-09-09 | Productive technology of automobile rear shelf |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101954774A CN101954774A (en) | 2011-01-26 |
| CN101954774B true CN101954774B (en) | 2013-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010276682 Active CN101954774B (en) | 2010-09-09 | 2010-09-09 | Productive technology of automobile rear shelf |
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| CN (1) | CN101954774B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102416755A (en) * | 2011-09-21 | 2012-04-18 | 常熟市汽车饰件有限公司 | Compounding method of hot melt film of automobile hat rack |
| CN102673486A (en) * | 2012-05-26 | 2012-09-19 | 无锡吉兴汽车声学部件科技有限公司 | Method for producing automotive rear shelf by using fiberglass reinforcing honeycomb paper core as base materials |
| CN102794855B (en) * | 2012-08-23 | 2015-01-21 | 无锡吉兴汽车部件有限公司 | Method for producing automotive hollow coatrack |
| CN102825639B (en) * | 2012-08-23 | 2014-11-26 | 无锡吉兴汽车声学部件科技有限公司 | Production method of manufacturing rear shelf of automobile by using PP (Polypropylene) wood flour plate |
| CN103850058B (en) * | 2012-12-05 | 2016-02-10 | 上海新安汽车隔音毡有限公司 | A kind of supper-fast shaped device of deadening felt and application thereof |
| CN103318277B (en) * | 2013-07-02 | 2015-07-29 | 无锡吉兴汽车部件有限公司 | The production technology of cover plate of spare tire of automobile |
| CN103434572A (en) * | 2013-08-09 | 2013-12-11 | 无锡吉兴汽车声学部件科技有限公司 | Manufacturing process of car trunk cover plate |
| US20150061277A1 (en) * | 2013-08-27 | 2015-03-05 | GM Global Technology Operations LLC | Liner and method of manufacturing the same |
| CN110091811A (en) * | 2019-05-15 | 2019-08-06 | 无锡吉兴汽车部件有限公司 | There are the automobile ceiling and its production technology of reinforcing rib in a kind of back |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4489031A (en) * | 1982-02-22 | 1984-12-18 | Susumu Ogihara | Method for molding plastic material by mechanical press |
| CN101422968A (en) * | 2008-09-28 | 2009-05-06 | 烟台正海兴源汽车内饰件有限公司 | Production technique of passenger vehicle tyre shield |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1106933C (en) * | 2000-09-13 | 2003-04-30 | 无锡吉兴汽车内饰件有限公司 | Ceiling board for car and its making process |
-
2010
- 2010-09-09 CN CN 201010276682 patent/CN101954774B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4489031A (en) * | 1982-02-22 | 1984-12-18 | Susumu Ogihara | Method for molding plastic material by mechanical press |
| CN101422968A (en) * | 2008-09-28 | 2009-05-06 | 烟台正海兴源汽车内饰件有限公司 | Production technique of passenger vehicle tyre shield |
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| CN101954774A (en) | 2011-01-26 |
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| C14 | Grant of patent or utility model | ||
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| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20110126 Assignee: Wuxi Jixing Auto Parts Co., Ltd. Assignor: Wuxi Jixing Auto Acoustic Parts Technology Co., Ltd. Contract record no.: 2013320000718 Denomination of invention: Productive technology of automobile rear shelf Granted publication date: 20130501 License type: Exclusive License Record date: 20131014 |
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| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model |