CN106191747A - 一种Co‑Cu‑Mn‑TiO2纳米涂层及其制备方法 - Google Patents

一种Co‑Cu‑Mn‑TiO2纳米涂层及其制备方法 Download PDF

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CN106191747A
CN106191747A CN201610662786.2A CN201610662786A CN106191747A CN 106191747 A CN106191747 A CN 106191747A CN 201610662786 A CN201610662786 A CN 201610662786A CN 106191747 A CN106191747 A CN 106191747A
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朱协彬
程敬卿
周乾坤
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Anhui Ding Heng Manufacturing Technology Research Institute Co Ltd
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    • C23C4/00—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge
    • C23C4/04—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the coating material
    • C23C4/06—Metallic material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
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    • B22F1/05—Metallic powder characterised by the size or surface area of the particles
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    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y40/00—Manufacture or treatment of nanostructures
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    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C19/00—Alloys based on nickel or cobalt
    • C22C19/07—Alloys based on nickel or cobalt based on cobalt
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
    • C22C32/001—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides
    • C22C32/0015—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides with only single oxides as main non-metallic constituents
    • C22C32/0031—Matrix based on refractory metals, W, Mo, Nb, Hf, Ta, Zr, Ti, V or alloys thereof

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Abstract

本发明涉及一种Co‑Cu‑Mn‑TiO2纳米涂层及其制备方法，其组分及各组分的质量份数为Co占50‑65份、Cu占5‑15份、Mn占5‑10份、TiO2占1‑2份、微量元素占0.5‑1份；制备方法包括以下步骤：(1)采用气雾化法制得Co‑Cu‑Mn‑TiO2的纳米球，同时加入催化剂；(2)将步骤(1)中制得的纳米球采用表面活性剂保护法混合C、Ni、B、W、Fe制得纳米粉末；(3)将步骤(2)中制得的纳米涂层利用等离子喷涂工艺在铁基工件上制得纳米涂层。本发明制成的涂层具有高硬度、耐磨性、耐腐蚀性等优点，微观组织结构均匀，综合力学性能优良。

Description

一种Co-Cu-Mn-TiO2纳米涂层及其制备方法
技术领域
本发明涉及热喷涂材料技术领域，具体说是一种Co-Cu-Mn-TiO2纳米涂层及其制备方法。
背景技术
热喷涂是一种表面强化技术，是表面工程技术的重要组成部分，一直是我国重点推广的新技术项目。它是利用某种热源(如电弧、等离子喷涂或燃烧火焰等)将粉末状或丝状的金属或非金属材料加热到熔融或半熔融状态，然后借助焰留本身或压缩空气以一定速度喷射到预处理过的基体表面，沉积而形成具有各种功能的表面涂层的一种技术。随着喷涂技术的进步，设备愈加先进，质量越来越高，现有喷涂材料的发展相对滞后，不能充分发挥喷涂设备的使用潜力，在极端环境下需要喷涂质量更加优异的材料配方，在设备能够达到的使用标准下，采用新材料和更加科学合理的配比喷涂具有更加优异物理性能的涂层成为研究方向之一。
发明内容
为了解决传统涂层耐磨性较差，硬度较低等问题，本发明提供一种Co-Cu-Mn-TiO2纳米涂层及其制备方法。
本发明所要解决的技术问题采用以下技术方案来实现：
一种Co-Cu-Mn-TiO2纳米涂层，其组分及各组分的质量份数为Co占50-65份、Cu占5-15份、Mn占5-10份、TiO2占1-2份、微量元素占0.5-1份。
所述微量元素为C、Ni、B、W、Fe，所述C、Ni、B、W、Fe的质量配比为1：3：1：2：3。
一种Co-Cu-Mn-TiO2纳米涂层的制备方法，包括以下步骤：
(1)采用气雾化法制得Co-Cu-Mn-TiO2的纳米球。
(2)将步骤(1)中制得的纳米球采用表面活性剂保护法混合C、Ni、B、W、Fe制得纳米粉末。
(3)将步骤(2)中制得的纳米涂层利用等离子喷涂工艺在铁基工件上制得纳米涂层。
本发明的有益效果是：本发明制成的涂层具有高硬度、耐磨性、耐腐蚀性等优点，微观组织结构均匀，综合力学性能优良，可广泛应用于航空航天、工业生产、模具再制造等领域，弥补了现有涂层材料的不足。
具体实施方式
为了使本发明实现的技术手段和创作特征易于明白了解，下面对本发明进一步阐述。
实施例一：
一种Co-Cu-Mn-TiO2纳米涂层，其组分及各组分的质量份数为Co占50份、Cu占5份、Mn占5份、TiO2占1份、微量元素占0.5份。
所述微量元素为C、Ni、B、W、Fe，所述C、Ni、B、W、Fe的质量配比为1：3：1：2：3。
一种Co-Cu-Mn-TiO2纳米涂层的制备方法，包括以下步骤：
(1)采用气雾化法制得Co-Cu-Mn-TiO2的纳米球，同时加入催化剂；
(2)将步骤(1)中制得的纳米球采用表面活性剂保护法混合C、Ni、B、W、Fe制得纳米粉末；
(3)将步骤(2)中制得的纳米涂层利用等离子喷涂工艺在铁基工件上制得纳米涂层。
实施例二：
一种Co-Cu-Mn-TiO2纳米涂层，其组分及各组分的质量份数为Co占65份、Cu占15份、Mn占10份、TiO2占2份、微量元素占1份。
所述微量元素为C、Ni、B、W、Fe，所述C、Ni、B、W、Fe的质量配比为1：3：1：2：3。
一种Co-Cu-Mn-TiO2纳米涂层的制备方法，与实施例一相同。
实施例三：
一种Co-Cu-Mn-TiO2纳米涂层，其组分及各组分的质量份数为Co占60份、Cu占10份、Mn占12份、TiO2占1.5份、微量元素占0.8份。
所述微量元素为C、Ni、B、W、Fe，所述C、Ni、B、W、Fe的质量配比为1：3：1：2：3。
一种Co-Cu-Mn-TiO2纳米涂层的制备方法，与实施例一相同。
采用等离子喷涂技术在铁基工件上制得Co-Cu-Mn-TiO2纳米焊层，带有所述焊层的基体与无所述焊层的基体的结合强度、显微硬度、气孔率以及抗磨粒磨损性能对比实验结果见表1：
表1 Co-Cu-Mn-TiO2纳米焊层与无焊层铁基工件性能对比实验结果：
实验组编号 孔隙率(AREA％) 结合强度(MPa) 显微硬度(HV)
1 0.486 75.1 1028
2 0.484 79.7 1064
3 0.445 77.8 1067
平均值 0.472 77.5 1053
对比组 0.578 62.6 850
采用等离子喷涂技术在铁基工件上制得Co-Cu-Mn-TiO2焊层，带有所述焊层的基体与无所述焊层的基体的磨损量对比实验结果见表2：
表2 Co-Cu-Mn-TiO2纳米焊层与铁基工件的磨损量对比实验结果：
实验组编号 磨损前(g) 磨损后(g) 磨损量(g)
1 58.5744 58.5680 0.0064
2 58.1657 58.1610 0.0047
3 58.3474 58.3429 0.0045
对比组 58.6966 58.6802 0.0164
由表1和表2可见，Co-Cu-Mn-TiO2纳米焊层的综合性能优异，耐磨性好。
以上显示和描述了本发明的基本原理、主要特征和本发明的优点。本行业的技术人员应该了解，本发明不受上述实施例的限制，上述实施例和说明书中描述的只是本发明的原理，在不脱离本发明精神和范围的前提下，本发明还会有各种变化和改进，这些变化和改进都落入要求保护的本发明范围内。本发明要求保护范围由所附的权利要求书及其等效物界定。

Claims (2)

1.一种Co-Cu-Mn-TiO2纳米涂层，其特征在于：其组分及各组分的质量份数为Co占50-65份、Cu占5-15份、Mn占5-10份、TiO2占1-2份、微量元素占0.5-1份；
所述微量元素为C、Ni、B、W、Fe，所述C、Ni、B、W、Fe的质量配比为1：3：1：2：3。
2.一种Co-Cu-Mn-TiO2纳米涂层的制备方法，其特征在于：包括以下步骤：
(1)采用气雾化法制得Co-Cu-Mn-TiO2的纳米球；
(2)将步骤(1)中制得的纳米球采用表面活性剂保护法混合C、Ni、B、W、Fe制得纳米粉末；
(3)将步骤(2)中制得的纳米涂层利用等离子喷涂工艺在铁基工件上制得纳米涂层。
CN201610662786.2A 2016-08-13 2016-08-13 一种Co‑Cu‑Mn‑TiO2纳米涂层及其制备方法 Withdrawn CN106191747A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112795919A (zh) * 2021-03-17 2021-05-14 中南林业科技大学 一种提高tc4合金摩擦学性能的复合涂层材料及其制备方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112795919A (zh) * 2021-03-17 2021-05-14 中南林业科技大学 一种提高tc4合金摩擦学性能的复合涂层材料及其制备方法
CN112795919B (zh) * 2021-03-17 2021-07-20 中南林业科技大学 一种提高tc4合金摩擦学性能的复合涂层材料及其制备方法

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