CN110356231A - 一种软质触感长玻纤增强发泡商用车仪表板及其成型工艺 - Google Patents

一种软质触感长玻纤增强发泡商用车仪表板及其成型工艺 Download PDF

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CN110356231A
CN110356231A CN201910667788.4A CN201910667788A CN110356231A CN 110356231 A CN110356231 A CN 110356231A CN 201910667788 A CN201910667788 A CN 201910667788A CN 110356231 A CN110356231 A CN 110356231A
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foaming
glass fiber
touch
fiber reinforced
long glass
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顾荣
黄玉东
朱柏全
周雨
曹海琳
杨恒
卢金振
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Yangzhou Hanjiang Yangzi Automobile Inner Decoration Parts Co Ltd
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Yangzhou Hanjiang Yangzi Automobile Inner Decoration Parts Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/12Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
    • B29C44/14Incorporating or moulding on preformed parts, e.g. inserts or reinforcements the preformed part being a lining
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C51/00Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/10Forming by pressure difference, e.g. vacuum
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C66/00General aspects of processes or apparatus for joining preformed parts
    • B29C66/70General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material
    • B29C66/71General aspects of processes or apparatus for joining preformed parts characterised by the composition, physical properties or the structure of the material of the parts to be joined; Joining with non-plastics material characterised by the composition of the plastics material of the parts to be joined
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B60VEHICLES IN GENERAL
    • B60KARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K35/00Instruments specially adapted for vehicles; Arrangement of instruments in or on vehicles
    • B60K35/50Instruments characterised by their means of attachment to or integration in the vehicle
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/06Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts
    • B29K2105/08Condition, form or state of moulded material or of the material to be shaped containing reinforcements, fillers or inserts of continuous length, e.g. cords, rovings, mats, fabrics, strands or yarns

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)

Abstract

本发明公开了一种软质触感长玻纤增强发泡商用车仪表板,包括表层、下层和嵌件,表层为软质触感表皮,下层为长玻纤增强聚氨酯发泡层,嵌件预埋在长玻纤增强聚氨酯发泡层中,通过长玻纤增强聚氨酯一次发泡复合成型。本发明软质触感长玻纤增强发泡商用车仪表板,一次发泡成型,表层柔软、耐刮擦,提高了商用车仪表板的舒适性和产品品质,且保证了产品生产可行性和可靠性,满足了商用车发展的需求,又降低成本;本发明还公开了成型工艺,采用长玻纤增强发泡工艺,不需要人工铺玻纤,对人体无伤害,环保性好,易于实现,且结合强度高,重量轻,满足了汽车舒适性、高品质、轻量化的需求。

Description

一种软质触感长玻纤增强发泡商用车仪表板及其成型工艺
技术领域
本发明属于材料成型工艺与应用技术领域,特别是一种软质触感长玻纤增强发泡商用车仪表板及其成型工艺。
背景技术
我国是汽车制造大国,汽车制造产量世界第一,随着汽车工业的发展和环保要求的不断提高,汽车内饰产品舒适、美观、环境友好、轻量化已成为发展趋势。纤维增强聚氨酯发泡制备成汽车仪表板、顶棚等内饰件,产品密度低,具有较好的强度,很好的隔热隔音作用,有很好的环保性和经济性。
目前商用汽车仪表板主要采用纤维增强聚氨酯发硬泡为主体,同时在外表面上复合表皮作为外观面,这种工艺成型的仪表板质地较硬,触感差,而乘用车仪表板通常采用搪塑表皮复合在注塑骨架上,有些中间还加了海绵层,触感柔软舒适。然而乘用车仪表板的生产工艺不适合多品种、小批量、大尺寸商用车的生产。早期商用车仪表板有采用吸型PVC光面革与手糊玻璃钢骨架通过半硬发泡成型具有一定软质触感的仪表板,但由于手糊玻璃钢环保性差、制作困难、皮革耐刮擦耐磨性差等原因已被淘汰。
发明内容
本发明的目的在于提供一种软质触感长玻纤增强发泡商用车仪表板及其成型工艺,解决了上述背景技术中提及的目前商用汽车仪表板质地较硬,触感差,且采用手糊玻璃钢环保性差、制作困难、产品耐划伤耐磨性能差的技术问题。
为解决上述技术问题,本发明采用的技术方案为:
一种软质触感长玻纤增强发泡商用车仪表板,包括表层、下层和嵌件,所述表层为软质触感表皮,所述下层为长玻纤增强聚氨酯发泡层,所述嵌件预埋在长玻纤增强聚氨酯发泡层中,通过长玻纤增强聚氨酯一次发泡复合成型。
进一步地,所述软质触感表皮的表层为压有皮纹的PVC表皮与PP发泡层热压粘接复合成。
一种软质触感长玻纤增强发泡商用车仪表板的成型工艺,所述成型工艺包括如下步骤:
第一步,将PVC皮纹表皮与PP发泡层热压粘接复合成软质触感表皮;
第二步,软质触感复合表皮通过真空吸型预成型;
第三步,在发泡成型下模型面铺设成型好的软质触感表皮,并通过真空吸住软质触感表皮与模腔紧贴;
第四步,根据需要在发泡成型下模的规定位置摆放嵌件;
第五步,向模腔中均匀注入长玻纤与聚氨酯高压混合的发泡料;
第六步,发泡成型上模与下模合模、锁紧,保压3~5分钟,保压压力为2500-4000MPa;
第七步,开模,取出成型发泡件;
第八步,修切成型发泡件的周边,开安装孔。
本发明与现有技术相比,其显著优点在于:
(1)本发明软质触感长玻纤增强发泡商用车仪表板,一次发泡成型,表层柔软、耐刮擦,提高了商用车仪表板的舒适性和产品品质,且保证了产品生产可行性和可靠性,满足了商用车发展的需求;
(2)本发明一次成型的软质触感长玻纤增强发泡商用车仪表板,采用长玻纤增强发泡工艺,不需要人工铺玻纤,对人体无伤害,环保性好,易于实现,且结合强度高,重量轻,满足了汽车舒适性、高品质、轻量化的需求。
下面结合附图对本发明作进一步详细描述。
附图说明
图1为本发明实施例软质触感长玻纤增强发泡商用车仪表板的结构示意图。
图2为本发明实施例软质触感长玻纤增强发泡商用车仪表板成型工艺流程图。
图中,1-表层2-下层3-嵌件。
具体实施方式
为了加深对本发明的理解,下面结合附图和实施例对本发明作进一步详细的说明。以下实施例仅用于更加清楚地说明本发明的技术方案,而不能以此来限制本发明的保护范围。
如图1所示,本发明软质触感长玻纤增强发泡商用车仪表板,包括表层、下层和嵌件,表层为软质触感表皮,下层为长玻纤增强聚氨酯发泡层,嵌件预埋在长玻纤增强聚氨酯发泡层中,通过长玻纤增强聚氨酯一次发泡复合成型。
本实施例中,所述软质触感表皮的表层为压有皮纹的PVC表皮与PP发泡层热压粘接复合成。
一种软质触感长玻纤增强发泡商用车仪表板的成型工艺,成型工艺包括如下步骤:
第一步,将PVC皮纹表皮与PP发泡层热压粘接复合成软质触感表皮;
第二步,软质触感复合表皮通过真空吸型预成型;
第三步,在发泡成型下模型面铺设成型好的软质触感表皮,并通过真空吸住软质触感表皮与模腔紧贴;
第四步,根据需要在发泡成型下模的规定位置摆放嵌件;
第五步,向模腔中均匀注入长玻纤与聚氨酯高压混合的发泡料;
第六步,发泡成型上模与下模合模、锁紧,保压3~5分钟,保压压力为2500-4000MPa;优选地,保压4分钟,保压压力为3000MPa;
第七步,开模,取出成型发泡件;
第八步,修切成型发泡件的周边,开安装孔。
本发明软质触感长玻纤增强发泡商用车仪表板,一次发泡成型,表层柔软、耐刮擦,提高了商用车仪表板的舒适性和产品品质,且保证了产品生产可行性和可靠性,满足了商用车发展的需求。
要说明的是,以上所述实施例是对本发明技术方案的说明而非限制,所属技术领域普通技术人员的等同替换或者根据现有技术而做的其他修改,只要没超出本发明技术方案的思路和范围,均应包含在本发明所要求的权利范围之内。

Claims (3)

1.一种软质触感长玻纤增强发泡商用车仪表板,其特征在于:包括表层、下层和嵌件,所述表层为软质触感表皮,所述下层为长玻纤增强聚氨酯发泡层,所述嵌件预埋在长玻纤增强聚氨酯发泡层中,通过长玻纤增强聚氨酯一次发泡复合成型。
2.根据权利要求1所述一种软质触感长玻纤增强发泡商用车仪表板,其特征在于:所述软质触感表皮的表层为压有皮纹的PVC表皮与PP发泡层热压粘接复合成。
3.一种软质触感长玻纤增强发泡商用车仪表板的成型工艺,其特征在于:所述成型工艺包括如下步骤:
第一步,将PVC皮纹表皮与PP发泡层热压粘接复合成软质触感表皮;
第二步,软质触感复合表皮通过真空吸型预成型;
第三步,在发泡成型下模型面铺设成型好的软质触感表皮,并通过真空吸住软质触感表皮与模腔紧贴;
第四步,根据需要在发泡成型下模的规定位置摆放嵌件;
第五步,向模腔中均匀注入长玻纤与聚氨酯高压混合的发泡料;
第六步,发泡成型上模与下模合模、锁紧,保压3~5分钟,保压压力为2500-4000MPa;
第七步,开模,取出成型发泡件;
第八步,修切成型发泡件的周边,开安装孔。
CN201910667788.4A 2019-07-23 2019-07-23 一种软质触感长玻纤增强发泡商用车仪表板及其成型工艺 Pending CN110356231A (zh)

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63203326A (ja) * 1987-02-20 1988-08-23 東洋ゴム工業株式会社 表皮付きポリウレタンフオ−ム内装材及びその製造方法
JPS63155733U (zh) * 1987-03-30 1988-10-13
JPH1191480A (ja) * 1997-09-22 1999-04-06 Toyota Motor Corp エアバッグドア部を有するインストルメントパネル
CN1775580A (zh) * 2005-11-24 2006-05-24 刘旭祥 汽车仪表板及其制造方法
CN101269542A (zh) * 2008-04-16 2008-09-24 芜湖恒信汽车内饰制造有限公司 一种软质仪表板的制造工艺
CN201785332U (zh) * 2010-02-05 2011-04-06 湖北省齐星汽车车身股份有限公司 一种可制作a级表面产品的长玻纤增强聚氨酯产品结构
CN107554298A (zh) * 2017-08-28 2018-01-09 国金汽车集团有限公司 一种搪塑发泡密封结构
CN109134916A (zh) * 2018-07-18 2019-01-04 苏州瑞高新材料有限公司 一种pvc-pp发泡复合材料及其制备方法
CN109823020A (zh) * 2019-03-20 2019-05-31 江阴协统汽车附件有限公司 玻纤增强聚氨酯复合盖板及其制造工艺方法

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63203326A (ja) * 1987-02-20 1988-08-23 東洋ゴム工業株式会社 表皮付きポリウレタンフオ−ム内装材及びその製造方法
JPS63155733U (zh) * 1987-03-30 1988-10-13
JPH1191480A (ja) * 1997-09-22 1999-04-06 Toyota Motor Corp エアバッグドア部を有するインストルメントパネル
CN1775580A (zh) * 2005-11-24 2006-05-24 刘旭祥 汽车仪表板及其制造方法
CN101269542A (zh) * 2008-04-16 2008-09-24 芜湖恒信汽车内饰制造有限公司 一种软质仪表板的制造工艺
CN201785332U (zh) * 2010-02-05 2011-04-06 湖北省齐星汽车车身股份有限公司 一种可制作a级表面产品的长玻纤增强聚氨酯产品结构
CN107554298A (zh) * 2017-08-28 2018-01-09 国金汽车集团有限公司 一种搪塑发泡密封结构
CN109134916A (zh) * 2018-07-18 2019-01-04 苏州瑞高新材料有限公司 一种pvc-pp发泡复合材料及其制备方法
CN109823020A (zh) * 2019-03-20 2019-05-31 江阴协统汽车附件有限公司 玻纤增强聚氨酯复合盖板及其制造工艺方法

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