CN101954774A - Productive technology of automobile rear shelf - Google Patents

Productive technology of automobile rear shelf Download PDF

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Publication number
CN101954774A
CN101954774A CN2010102766820A CN201010276682A CN101954774A CN 101954774 A CN101954774 A CN 101954774A CN 2010102766820 A CN2010102766820 A CN 2010102766820A CN 201010276682 A CN201010276682 A CN 201010276682A CN 101954774 A CN101954774 A CN 101954774A
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Prior art keywords
finished
semi
die
cooling
glue
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Granted
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CN2010102766820A
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Chinese (zh)
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CN101954774B (en
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万京
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Wuxi Jixing Auto Acoustic Parts Technology Co Ltd
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Wuxi Jixing Auto Acoustic Parts Technology Co Ltd
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Priority to CN 201010276682 priority Critical patent/CN101954774B/en
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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

The production technology of vehicle back-shelf board
Technical field
The present invention relates to a kind of production technology of vehicle back-shelf board, especially a kind ofly be used to be installed in automobile rear, be used for placing the production technology of the back-shelf board of article, belong to the automotive upholstery technical field.
Background technology
Vehicle back-shelf board generally is installed on automobile rear, plays the effect of placing article and beautifying.More and more pursuing high-performance, environment-friendly type, energy-saving, lightweight, personalized 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 materials such as polypropylene wood powder plate, hemp fibre board as support base material, and this kind technology mainly exists following problem: 1, the product load does not reach requirement; 2, the base material smell in the product is bigger, influences the healthy of passenger; 3, product weight is big, 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: uniformly spray the polyurethane material on the glass mat of counterdie, the quantity for spray of polyurethane material is 1600 ~ 1700g/ ㎡;
(3) compression moulding: glass mat and reinforcement are pressed into semi-finished product in mould, the patrix temperature is during compression moulding: 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: pressed and molded semi-finished product is 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) spray glue: uniformly spray glue on the half-finished two sides after polishing, the quantity for spray of glue is 20 ~ 30g/ ㎡;
(7) lining is fitted: the half-finished two sides applying lining behind spray glue, 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 will the semi-finished product edge after lining is fitted exposes cuts, and die-cut pressure is: 80 ~ 90 bar; The die-cut time is: 1 ~ 2 second;
(9) the stay cord annex is installed and obtains finished product on the semi-finished product after die-cut;
(10) to the finished product vanning of testing.
The grammes per square metre of described glass mat is: 300 ~ 320 g/m 2
Described lining is a 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 performance indications such as load, hear 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 product whole process of production, 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: uniformly spray the polyurethane material on the glass mat of counterdie, the quantity for spray of polyurethane material is 1600g/ ㎡;
(3) compression moulding: glass mat and reinforcement are pressed into semi-finished product in mould, the patrix temperature is during compression moulding: 53 ℃, the counterdie temperature is: 53 ℃, molding time is: 470 seconds, the heating water temperature was: 55 ℃;
(4) cooling and shaping: pressed and molded semi-finished product is 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) spray glue: 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) lining is fitted: the half-finished two sides applying nonwoven behind spray glue, 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 will the semi-finished product edge after lining is fitted exposes cuts, and die-cut pressure is: 80bar; The die-cut time is: 2 seconds;
(9) the stay cord annex is installed and obtains finished product on the semi-finished product after die-cut;
(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: uniformly spray the polyurethane material on the glass mat of counterdie, the quantity for spray of polyurethane material is 1700g/ ㎡;
(3) compression moulding: glass mat and reinforcement are pressed into semi-finished product in mould, the patrix temperature is during compression moulding: 63 ℃, the counterdie temperature is: 63 ℃, molding time is: 460 seconds, the heating water temperature was: 75 ℃;
(4) cooling and shaping: pressed and molded semi-finished product is 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) spray glue: 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) lining is fitted: the half-finished two sides applying nonwoven behind spray glue, 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 will the semi-finished product edge after lining is fitted exposes cuts, and die-cut pressure is: 90 bar; The die-cut time is: 1 second;
(9) the stay cord annex is installed and obtains finished product on the semi-finished product after die-cut;
(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: uniformly spray the polyurethane material on the glass mat of counterdie, the quantity for spray of polyurethane material is 1650g/ ㎡;
(3) compression moulding: glass mat and reinforcement are pressed into semi-finished product in mould, the patrix temperature is during compression moulding: 60 ℃, the counterdie temperature is: 60 ℃, molding time is: 465 seconds, the heating water temperature was: 65 ℃;
(4) cooling and shaping: pressed and molded semi-finished product is 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) spray glue: 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) lining is fitted: the half-finished two sides applying nonwoven behind spray glue, 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 will the semi-finished product edge after lining is fitted exposes cuts, and die-cut pressure is: 85bar; The die-cut time is: 1.5 seconds;
(9) the stay cord annex is installed and obtains finished product on the semi-finished product after die-cut;
(10) to the finished product vanning of testing.

Claims (4)

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: uniformly spray the polyurethane material on the glass mat of counterdie, the quantity for spray of polyurethane material is 1600 ~ 1700g/ ㎡;
(3) compression moulding: glass mat and reinforcement are pressed into semi-finished product in mould, the patrix temperature is during compression moulding: 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: pressed and molded semi-finished product is 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) spray glue: uniformly spray glue on the half-finished two sides after polishing, the quantity for spray of glue is 20 ~ 30g/ ㎡;
(7) lining is fitted: the half-finished two sides applying lining behind spray glue, 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 will the semi-finished product edge after lining is fitted exposes cuts, and die-cut pressure is: 80 ~ 90 bar; The die-cut time is: 1 ~ 2 second;
(9) the stay cord annex is installed and obtains finished product on the semi-finished product after die-cut;
(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 lining is a nonwoven, the grammes per square metre of described nonwoven is 250 ~ 260g/m 2
4. the production technology of vehicle back-shelf board as claimed in claim 1 is characterized in that: described glue is Ah 's glue too.
CN 201010276682 2010-09-09 2010-09-09 Productive technology of automobile rear shelf Active CN101954774B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN 201010276682 CN101954774B (en) 2010-09-09 2010-09-09 Productive technology of automobile rear shelf

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CN101954774B CN101954774B (en) 2013-05-01

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Cited By (8)

* Cited by examiner, † Cited by third party
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 Automobile clothes tree hot-melt film combining method
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
CN102794855A (en) * 2012-08-23 2012-11-28 无锡吉兴汽车部件有限公司 Method for producing automotive hollow coatrack
CN102825639A (en) * 2012-08-23 2012-12-19 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
CN103318277A (en) * 2013-07-02 2013-09-25 无锡吉兴汽车部件有限公司 Automotive spare tire cover plate production technology
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
CN103850058A (en) * 2012-12-05 2014-06-11 上海新安汽车隔音毡有限公司 Ultra fast forming device of deadening felt and application of ultra fast forming device
CN104417626A (en) * 2013-08-27 2015-03-18 通用汽车环球科技运作有限责任公司 Liner and method of manufacturing the same

Citations (3)

* Cited by examiner, † Cited by third party
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
CN1284448A (en) * 2000-09-13 2001-02-21 无锡吉兴汽车内饰件有限公司 Ceiling board for car and its making process
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

Patent Citations (3)

* Cited by examiner, † Cited by third party
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
CN1284448A (en) * 2000-09-13 2001-02-21 无锡吉兴汽车内饰件有限公司 Ceiling board for car and its making process
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

Cited By (11)

* Cited by examiner, † Cited by third party
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 Automobile clothes tree hot-melt film combining method
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
CN102794855A (en) * 2012-08-23 2012-11-28 无锡吉兴汽车部件有限公司 Method for producing automotive hollow coatrack
CN102825639A (en) * 2012-08-23 2012-12-19 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
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
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
CN103850058A (en) * 2012-12-05 2014-06-11 上海新安汽车隔音毡有限公司 Ultra fast forming device of deadening felt and application of ultra fast forming device
CN103318277A (en) * 2013-07-02 2013-09-25 无锡吉兴汽车部件有限公司 Automotive spare tire cover plate production technology
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
CN104417626A (en) * 2013-08-27 2015-03-18 通用汽车环球科技运作有限责任公司 Liner and method of manufacturing the same

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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

LICC Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model