CN109382286A - 一种用于发泡模具的金属陶瓷层工艺 - Google Patents

一种用于发泡模具的金属陶瓷层工艺 Download PDF

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CN109382286A
CN109382286A CN201811406881.1A CN201811406881A CN109382286A CN 109382286 A CN109382286 A CN 109382286A CN 201811406881 A CN201811406881 A CN 201811406881A CN 109382286 A CN109382286 A CN 109382286A
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foaming mould
coating
metal
baking
carried out
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张在水
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Arrogant Auto Parts (shanghai) Co Ltd
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Arrogant Auto Parts (shanghai) Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D1/00Processes for applying liquids or other fluent materials
    • B05D1/02Processes for applying liquids or other fluent materials performed by spraying
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/02Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by baking
    • B05D3/0254After-treatment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B05SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05DPROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/12Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by mechanical means
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D1/00Coating compositions, e.g. paints, varnishes or lacquers, based on inorganic substances
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09DCOATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40Additives
    • C09D7/60Additives non-macromolecular
    • C09D7/63Additives non-macromolecular organic

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)

Abstract

本发明涉及模具技术领域,具体地说是一种用于发泡模具的金属陶瓷层工艺。发泡模具的表面设有金属陶瓷涂层,具体工艺步骤如下:在无尘车间里,在发泡模具的表面进行喷砂处理,喷砂速度为8秒/100毫米,在80℃下进行;喷砂处理后,在喷砂表面喷涂金属陶瓷涂层,喷涂速度为10秒/100毫米,厚度为40μm,在60℃下进行;喷涂金属陶瓷涂层后,将发泡模具放入至烘箱内,对金属陶瓷涂层进行烘烤固化处理,温度为400℃,烘烤时间为120分钟;烘烤完成后,制得具有金属陶瓷涂层的发泡模具。同现有技术相比,采用喷砂及喷涂金属陶瓷涂层的工艺,取代脱模剂,或者减少脱模剂的使用量,提高产品表面质量,而且也降低了挥发性有机物的产生。

Description

一种用于发泡模具的金属陶瓷层工艺
技术领域
本发明涉及模具技术领域,具体地说是一种用于发泡模具的金属陶瓷层工艺。
背景技术
传统的用于汽车内饰制造,大多使用发泡模具,但发泡模具在进行脱模时,需要配合使用脱模剂,才能将产品很好的进行脱模,不然产品会与模具粘连而导致产品质量不合格。但是,一般普通的脱模剂不能达到很好的脱模效果,只能采用进口价格昂贵的脱模剂才能达到合格的脱模效果,进口的脱模剂价格昂贵,长期使用,增加生产成本,并且脱模剂具有挥发性有机物,对环境造成一定的影响。
发明内容
本发明为克服现有技术的不足,提供一种用于发泡模具的金属陶瓷层工艺,采用喷砂及喷涂金属陶瓷涂层的工艺,取代脱模剂,或者减少脱模剂的使用量,提高产品表面质量,而且也降低了挥发性有机物的产生。
为实现上述目的,设计一种用于发泡模具的金属陶瓷层工艺,发泡模具的表面设有金属陶瓷涂层,具体工艺步骤如下:
(1)在无尘车间里,在发泡模具的表面进行喷砂处理,喷砂速度为8秒/100毫米,在80℃下进行;
(2)喷砂处理后,在喷砂表面喷涂金属陶瓷涂层,喷涂速度为10秒/100毫米,厚度为40μm,在60℃下进行;
(3)喷涂金属陶瓷涂层后,将发泡模具放入至烘箱内,对金属陶瓷涂层进行烘烤固化处理,温度为400℃,烘烤时间为120分钟;
(4)烘烤完成后,制得具有金属陶瓷涂层的发泡模具。
所述的喷砂处理为喷洒石英砂或者铁砂处理。
所述的金属陶瓷涂层的材料由硅烷、硅胶、甲酸、水组成,并且硅烷、硅胶、甲酸、水的重量百分比为硅烷28%、硅胶32%、甲酸30%、水10%,由涂料混合机进行混合。
本发明同现有技术相比,提供一种用于发泡模具的金属陶瓷层工艺,采用喷砂及喷涂金属陶瓷涂层的工艺,取代脱模剂,或者减少脱模剂的使用量,提高产品表面质量,而且也降低了挥发性有机物的产生。模具表面涂层完成后,表面致密度明显提升,涂层寿命长,致密性高,硬度高。
附图说明
图1为本发明结构示意图。
参见图1,1为发泡模具,2为金属陶瓷涂层。
具体实施方式
下面根据附图对本发明做进一步的说明。
如图1所示,发泡模具(1)的表面设有金属陶瓷涂层(2),具体工艺步骤如下:
(1)在无尘车间里,在发泡模具的表面进行喷砂处理,喷砂速度为8秒/100毫米,在80℃下进行;
(2)喷砂处理后,在喷砂表面喷涂金属陶瓷涂层,喷涂速度为10秒/100毫米,厚度为40μm,在60℃下进行;
(3)喷涂金属陶瓷涂层后,将发泡模具放入至烘箱内,对金属陶瓷涂层进行烘烤固化处理,温度为400℃,烘烤时间为120分钟;
(4)烘烤完成后,制得具有金属陶瓷涂层的发泡模具。
喷砂处理为喷洒石英砂或者铁砂处理。
金属陶瓷涂层的材料由硅烷、硅胶、甲酸、水组成,并且硅烷、硅胶、甲酸、水的重量百分比为硅烷28%、硅胶32%、甲酸30%、水10%,由涂料混合机进行混合。
2道喷涂,保证膜厚在35~50um厚度。
利用涂料自身粘度和流动性,烘烤完成后,用膜厚仪(fischer膜厚仪)测量厚度。
通用E2SB地毯发泡模具涂层随机实测10个点,记录如下:41.07um、39.71 um42.48 um、43.19 um、37.28 um、40.81 um、44.62 um、41.98 um、38.71 um、42.38 um。

Claims (3)

1.一种用于发泡模具的金属陶瓷层工艺,发泡模具(1)的表面设有金属陶瓷涂层(2),其特征在于:具体工艺步骤如下:
(1)在无尘车间里,在发泡模具的表面进行喷砂处理,喷砂速度为8秒/100毫米,在80℃下进行;
(2)喷砂处理后,在喷砂表面喷涂金属陶瓷涂层,喷涂速度为10秒/100毫米,厚度为40μm,在60℃下进行;
(3)喷涂金属陶瓷涂层后,将发泡模具放入至烘箱内,对金属陶瓷涂层进行烘烤固化处理,温度为400℃,烘烤时间为120分钟;
(4)烘烤完成后,制得具有金属陶瓷涂层的发泡模具。
2.根据权利要求1所述的一种用于发泡模具的金属陶瓷层工艺,其特征在于:所述的喷砂处理为喷洒石英砂或者铁砂处理。
3.根据权利要求1所述的一种用于发泡模具的金属陶瓷层工艺,其特征在于:所述的金属陶瓷涂层的材料由硅烷、硅胶、甲酸、水组成,并且硅烷、硅胶、甲酸、水的重量百分比为硅烷28%、硅胶32%、甲酸30%、水10%,由涂料混合机进行混合。
CN201811406881.1A 2018-11-23 2018-11-23 一种用于发泡模具的金属陶瓷层工艺 Pending CN109382286A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110270492A (zh) * 2019-06-21 2019-09-24 南通超达装备股份有限公司 一种汽车pu发泡模具型腔表面镀瓷工艺

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030070706A (ko) * 2002-02-26 2003-09-02 (주)현대공업 차량용 우레탄패드 발포금형의 표면처리방법 및 그발포금형
CN103159463A (zh) * 2011-12-12 2013-06-19 广科工业股份有限公司 陶瓷涂料与保护涂层
CN104233167A (zh) * 2013-06-21 2014-12-24 上海宝钢工业技术服务有限公司 汽车模具表面的热喷涂改质处理方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030070706A (ko) * 2002-02-26 2003-09-02 (주)현대공업 차량용 우레탄패드 발포금형의 표면처리방법 및 그발포금형
CN103159463A (zh) * 2011-12-12 2013-06-19 广科工业股份有限公司 陶瓷涂料与保护涂层
CN104233167A (zh) * 2013-06-21 2014-12-24 上海宝钢工业技术服务有限公司 汽车模具表面的热喷涂改质处理方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110270492A (zh) * 2019-06-21 2019-09-24 南通超达装备股份有限公司 一种汽车pu发泡模具型腔表面镀瓷工艺

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Application publication date: 20190226