CN106393753A - 用于传感器管路的制备方法 - Google Patents

用于传感器管路的制备方法 Download PDF

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CN106393753A
CN106393753A CN201610777353.1A CN201610777353A CN106393753A CN 106393753 A CN106393753 A CN 106393753A CN 201610777353 A CN201610777353 A CN 201610777353A CN 106393753 A CN106393753 A CN 106393753A
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guide hole
sensor pipeline
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涂国荣
徐飞
林锋
周玉明
涂鑫豪
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Chongqing Kailong Technology Co Ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29DPRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D23/00Producing tubular articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00Mixing; Kneading
    • B29B7/002Methods
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00Mixing; Kneading
    • B29B7/02Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
    • B29B7/22Component parts, details or accessories; Auxiliary operations
    • B29B7/28Component parts, details or accessories; Auxiliary operations for measuring, controlling or regulating, e.g. viscosity control
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00Mixing; Kneading
    • B29B7/02Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
    • B29B7/22Component parts, details or accessories; Auxiliary operations
    • B29B7/28Component parts, details or accessories; Auxiliary operations for measuring, controlling or regulating, e.g. viscosity control
    • B29B7/286Component parts, details or accessories; Auxiliary operations for measuring, controlling or regulating, e.g. viscosity control measuring properties of the mixture, e.g. temperature, density
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29BPREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00Mixing; Kneading
    • B29B7/74Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7461Combinations of dissimilar mixers
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    • 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
    • C09D127/00Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers
    • C09D127/02Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment
    • C09D127/12Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a halogen; Coating compositions based on derivatives of such polymers not modified by chemical after-treatment containing fluorine atoms
    • C09D127/18Homopolymers or copolymers of tetrafluoroethene

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Abstract

本发明涉及传感器制备领域,尤其涉及一种用于传感器管路的制备方法,包括以下步骤:将密炼机通水冷却,将原料投入密炼机中进行密炼,并将母炼胶投入密炼机中,均匀加入硫化剂进行混炼,胶温控制在90℃以下排胶,将母炼胶注入到成型模具中,将步骤2中导孔棒横向插入到成型模具中的母炼胶中静置20‑30min后,冷却成型;最后将导孔棒加热至50℃‑65℃静置1‑2min后,螺旋将导孔棒拔出成型模具,得到传感器管路。通过实施本技术方案,解决了现有技术中,传感器管路因内部较粗糙,而积存大量油渍,从而造成传感器管路油通量不足的问题。

Description

用于传感器管路的制备方法
技术领域
本发明涉及传感器制备领域,尤其涉及一种用于传感器管路的制备方法。
背景技术
现有制备方法制作的传感器管路等橡胶制品的耐温耐油性能变化大,在现有技术中,采用橡胶材料(氯磺化聚乙烯橡胶)制作的管路橡胶制品耐2#标准油后的体积变化性能不符合马自达MES PA32688的标准要求;现有技术制备的管路橡胶制品存在耐温耐油性能变化大,难以满足汽车工业对橡胶制品日益增高要求的问题与不足。
为了解决上述存在的问题,专利号为ZL201110263713.3发明专利“用于制备耐温耐油汽车管路橡胶制品的橡胶材料的制备方法”公开了“(1)将密炼机通水冷却,将橡胶原料、补强填充剂、增塑剂、活性剂、促进剂、防老剂及润滑剂投入密炼机中进行密炼,将胶温控制在工作温度<70℃进行排胶,在开放式炼胶机上出片、冷却,获得母炼胶;其中,转速为32转/分钟,密炼用时为5-6分钟;(2)将母炼胶投入密炼机中均匀加入硫化剂进行混炼,胶温控制在90℃以下排胶,在开放式炼胶机上出条、冷却和静置熟化,获得供制造汽车回油管路制品使用的耐温耐油的橡胶材料;其中,混炼时间为2分钟,静置熟化时间为8-240小时”。
上述方法虽然达到了提高耐温耐油性能的目的,但是实际操作发现,传感器管路内部较粗糙,使用一年左右便会在管路内部积存大量油渍,从而造成传感器管路通油量不足。因此需要设计一种更优的制备方法来克服上述技术问题。
发明内容
本发明意在提供一种用于传感器管路的制备方法,以解决现有技术中,传感器管路因内部较粗糙,而积存大量油渍,从而造成传感器管路油通量不足的问题。为达到上述目的,本发明的基础方案如下:用于传感器管路的制备方法,包括以下步骤:
步骤1:将密炼机通水冷却,将橡胶原料、补强填充剂、增塑剂、活性剂、促进剂、防老剂及润滑剂投入密炼机中进行密炼,将胶温控制在工作温度<70℃进行排胶,在开放式炼胶机上出片、冷却,获得母炼胶;其中转速为32转/分钟,密炼用时为5-6分钟;
步骤2:准备用于对母炼胶进行导孔的金属的导孔棒,该导孔棒表面的粗糙度在0.035-0.038;且导孔棒上涂覆有聚四氟乙烯溶液;
步骤3:将母炼胶投入密炼机中,均匀加入硫化剂进行混炼,胶温控制在90℃以下排胶,将母炼胶注入到成型模具中,将步骤2中导孔棒横向插入到成型模具中的母炼胶中静置20-30min后,冷却成型;
步骤4:将导孔棒加热至50℃-65℃静置1-2min后,螺旋将导孔棒拔出成型模具,得到传感器管路。
本方案的优点在于:步骤4中将导孔棒加热至50℃-65℃,对覆盖在导孔棒上传感器管路进行热化,利用热胀冷缩的原理使塑料的传感器管路膨胀,一方面以便于导孔棒从传感器管路中退出来,另一方面避免导孔棒在拔出时与传感器管路摩擦力过大,而造成管路内部的粗糙度增大的问题。采用本方法生产的传感器管路内壁粗糙度仅在0.04左右,大大改善了传感器管路的粗糙度,避免了油渍在管路内部的堆积而导致的油通量不足的问题。
优选方案1:作为基础方案的改进,步骤2中的聚四氟乙烯溶液是通过将聚四氟乙烯粉末和乳化剂进行乳化,再将乳化后的聚四氟乙烯稀释到浓度为30%-40%,最后将稀释后的聚四氟乙烯溶液与脂环族环氧树脂和N-环己基对甲氧基苯胺混合而成,聚四氟乙烯是一种高度对称和不带有极性的高分子化合物,其他物质难于透入其间,不会与其他物质发生化学反应,且摩擦系数小,不与其他物质发生粘连,所以溶液中采用聚四氟乙烯作为原料,并被乳化剂乳化成聚四氟乙烯乳液,再将聚四氟乙烯乳液溶解成浓度为30%-40%的聚四氟乙烯溶液。加入脂环族环氧树脂溶液N-环己基对甲氧基苯胺能使本产品牢牢的粘附在导孔棒上不会脱落,且能增强本产品的耐磨性、耐腐蚀性和抗氧化能力。
具体实施方式
下面将本制备方法的各步骤以不同参数进行制备,具体如下表1:
制备方法:
下面将实施例1的组分及参数为例进行制备。
步骤1:将密炼机通水冷却,将橡胶原料、补强填充剂、增塑剂、活性剂、促进剂、防老剂及润滑剂投入密炼机中进行密炼,将胶温控制在工作温度69℃进行排胶,在开放式炼胶机上出片、冷却,获得母炼胶;其中转速为32转/分钟,密炼用时为5-6分钟;
步骤2:准备用于对母炼胶进行导孔的金属的导孔棒,该导孔棒表面的粗糙度在0.035;且导孔棒上涂覆有聚四氟乙烯溶液;
步骤3:将母炼胶投入密炼机中,均匀加入硫化剂进行混炼,胶温控制在90℃以下排胶,将母炼胶注入到成型模具中,将步骤2中导孔棒横向插入到成型模具中的母炼胶中静置20min后,冷却成型;
步骤4:将导孔棒加热至50℃静置1min后,螺旋将导孔棒拔出成型模具,得到传感器管路。
实施例2-实施例4及对比例A-E的制备方法除与实施例1的参数或步骤不同外,其他均相同。
试验方法:
分别选取实施例1-实施例4、对比例A-对比例E制备的传感器管路,每个实施例或对比例各随机选取5节,每节10cm,并分别检测每节传感器管路内壁的粗糙度。
检测结果如表2
从上述表格中可看出,未按照本方法步骤制备的传感器管路的粗糙度的效果均较差(详见表2中比例、对比例D和对比例E);而采用本方法生产的传感器管路粗糙度仅在0.04左右,大大改善了传感器管路表面的粗糙度,避免了油渍在管路内部的堆积而导致的油通量不足的问题。其中采用实施例3的效果最佳,其表面粗糙度无明显变化,较为稳定。而使用未在本方案保护参数范围之内的方法,其效果则不理想(详见表2中对比例A和对比例B)。
以上所述的仅是本发明的实施例,方案中公知的具体结构和/或特性等常识在此未作过多描述。应当指出,对于本领域的技术人员来说,在不脱离本发明构思的前提下,还可以作出若干变形和改进,这些也应该视为本发明的保护范围,这些都不会影响本发明实施的效果和专利的实用性。本申请要求的保护范围应当以其权利要求的内容为准,说明书中的具体实施方式等记载可以用于解释权利要求的内容。

Claims (5)

1.用于传感器管路的制备方法,其特征在于,包括以下步骤:
步骤1:将密炼机通水冷却,将橡胶原料、补强填充剂、增塑剂、活性剂、促进剂、防老剂及润滑剂投入密炼机中进行密炼,将胶温控制在工作温度<70℃进行排胶,在开放式炼胶机上出片、冷却,获得母炼胶;其中转速为32转/分钟,密炼用时为5-6分钟;
步骤2:准备用于对母炼胶进行导孔的金属的导孔棒,该导孔棒表面的粗糙度在0.035-0.038;且导孔棒上涂覆有聚四氟乙烯溶液;
步骤3:将母炼胶投入密炼机中,均匀加入硫化剂进行混炼,胶温控制在90℃以下排胶,将母炼胶注入到成型模具中,将步骤2中导孔棒横向插入到成型模具中的母炼胶中静置20-30min后,冷却成型;
步骤4:将导孔棒加热至50℃-65℃静置1-2min后,螺旋将导孔棒拔出成型模具,得到传感器管路。
2.根据权利要求1所述的用于传感器管路的制备方法,其特征在于:步骤2中的聚四氟乙烯溶液是通过将聚四氟乙烯粉末和乳化剂进行乳化,再将乳化后的聚四氟乙烯稀释到浓度为30%-40%,最后将稀释后的聚四氟乙烯溶液与脂环族环氧树脂和N-环己基对甲氧基苯胺混合而成。
3.根据权利要求2所述的用于传感器管路的制备方法,其特征在于:橡胶原料:39.94%-40.81%,补强填充剂:40.32%-40.39%,增塑剂:11.66%-12.52%,活性剂:2.21%-2.23%,促进剂:0.39%-0.41%,防老剂:0.97%-1.05%,润滑剂:2.00%-2.04%,硫化剂:1.51%-1.55%。
4.根据权利要求3所述的用于传感器管路的制备方法,其特征在于:所述增塑剂选自癸二酸二辛酯或偏苯三酸三辛酯的一种或者几种的组合。
5.根据权利要求4所述的用于传感器管路的制备方法,其特征在于:所述防老剂选自N-苯基-β-萘胺或二丁基二硫代氨基甲酸镍的一种或者几种的组合。
CN201610777353.1A 2016-08-30 2016-08-30 用于传感器管路的制备方法 Pending CN106393753A (zh)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102975303B (zh) * 2011-09-07 2014-11-12 上海天普汽车零部件有限公司 用于制备耐温耐油汽车管路橡胶制品的橡胶材料的制备方法
EP2520412B1 (en) * 2011-05-02 2015-08-12 Dentsply IH AB Method for manufacturing of a tubular object for insertion into a body passageway
CN104960101A (zh) * 2015-06-02 2015-10-07 苏州市大力电器有限公司 一种防霉性能优良的液压油管用外胶管的制备方法
CN105108998A (zh) * 2015-08-21 2015-12-02 重庆新川塔实业股份有限公司 一种用于提高管材光泽度的方法
CN105109010A (zh) * 2015-10-28 2015-12-02 重庆新川塔实业股份有限公司 一种用于管材加工的心口模

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2520412B1 (en) * 2011-05-02 2015-08-12 Dentsply IH AB Method for manufacturing of a tubular object for insertion into a body passageway
CN102975303B (zh) * 2011-09-07 2014-11-12 上海天普汽车零部件有限公司 用于制备耐温耐油汽车管路橡胶制品的橡胶材料的制备方法
CN104960101A (zh) * 2015-06-02 2015-10-07 苏州市大力电器有限公司 一种防霉性能优良的液压油管用外胶管的制备方法
CN105108998A (zh) * 2015-08-21 2015-12-02 重庆新川塔实业股份有限公司 一种用于提高管材光泽度的方法
CN105109010A (zh) * 2015-10-28 2015-12-02 重庆新川塔实业股份有限公司 一种用于管材加工的心口模

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