CN108505004A - 带有彩色TiN涂层的不锈钢刀具制备方法 - Google Patents

带有彩色TiN涂层的不锈钢刀具制备方法 Download PDF

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CN108505004A
CN108505004A CN201810435633.3A CN201810435633A CN108505004A CN 108505004 A CN108505004 A CN 108505004A CN 201810435633 A CN201810435633 A CN 201810435633A CN 108505004 A CN108505004 A CN 108505004A
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张覃轶
杨烽
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    • C23C14/00Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
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Abstract

本发明公开了带有彩色TiN涂层的不锈钢刀具制备方法。先将待镀样刀进行酸洗去氧化层,再以800CW~1200CW砂纸打磨抛光,用酒精清洗后放置在镀膜机真空腔内的样品台上距靶7.5cm处固定;打开设备将真空腔抽至7.0×10‑3Pa以下后通入Ar,此时打开样品台旋转按钮使样品在真空腔内匀速旋转;打开电源致使样品与Ti靶之间产生辉光放电,持续十分钟清洗靶材;通N2气,此时可以调节N2与Ar的量来控制腔内的压强,使N2:Ar为16:42,电压330V,电流1A,加热基体至200℃;持续镀膜4h后关闭设备并使真空腔保压两小时以上再取出,得到的TiN膜厚度达到2μm,呈彩虹色。

Description

带有彩色TiN涂层的不锈钢刀具制备方法
技术领域
本发明属于材料技术领域,具体涉及一种带有彩色TiN涂层的不锈钢刀具制备方法。
背景技术
不锈钢以其优异的耐蚀、耐磨等性能广泛应用于工业生活领域,甚至用于厨房设备、交通车辆等的表面装饰。而对于厨房常用的不锈钢刀具,除了追求更优良的使用性能外,随着生活质量的提高,对其表面色彩的要求也逐渐朝向高档次及多样化装饰性发展。1990年以来,不锈钢着色的研究方法主要集中用于化学着色法和电化学着色法,两种方法的原理都是是在不锈钢表面形成无色透明的氧化膜,利用其对光的干涉使不锈钢呈现出不同的色彩。由于这层彩色膜的成分与不锈钢本身的钝化膜相同且厚得多,所以不仅不会影响不锈钢本身的表面性能还能提高耐蚀性。然而,化学法和电化学法对色彩的控制很不稳定、重复性差,难以进行大批量生产。
随着磁控溅射技术的发展,涂层材料的应用越来越广泛,TiN涂层是一种硬质涂层材料,常被用作刀具表面涂层来提高刀具的切削性能、耐磨耐蚀性,一般情况下TiN涂层呈金黄色,而同时薄膜颜色也受膜厚的影响,这就导致目前还没有研究表明不同颜色TiN薄膜与工艺之间的联系。如何在不影响刀具使用性能的前提下获得彩色涂层是一个技术问题。
发明内容
本发明目的在于提供一种工艺控制手段得到目标色彩TiN涂层的不锈钢刀具制备方法。
为达到上述目的,采用技术方案如下:
带有彩色TiN涂层的不锈钢刀具制备方法,包括以下步骤:
1)先将待镀样刀进行酸洗去氧化层,再以800CW~1200CW砂纸打磨抛光,用酒精清洗后放置在镀膜机真空腔内的样品台上距靶7.5cm处固定;
2)打开设备将真空腔抽至7.0×10-3Pa以下后通入Ar,此时打开样品台旋转按钮使样品在真空腔内匀速旋转;
3)打开电源致使样品与Ti靶之间产生辉光放电,持续十分钟清洗靶材;
4)通N2气,此时可以调节N2与Ar的量来控制腔内的压强,使N2:Ar为16:42,电压330V,电流1A,加热基体至200℃;
5)持续镀膜4h后关闭设备并使真空腔保压两小时以上再取出,得到的TiN膜厚度达到2μm,呈彩虹色。
带有彩色TiN涂层的不锈钢刀具制备方法,包括以下步骤:
1)先将待镀样刀进行酸洗去氧化层,再以800CW~1200CW砂纸打磨抛光,用酒精清洗后放置在镀膜机真空腔内的样品台上距靶7.5cm处固定。
2)打开设备将真空腔抽至7.0×10-3Pa以下后通入Ar,此时打开样品台旋转按钮使样品在真空腔内匀速旋转;
3)打开电源致使样品与Ti靶之间产生辉光放电,持续十分钟清洗靶材;
4)通N2气,此时可以调节N2与Ar的量来控制腔内的压强,使N2:Ar为16:42,电压320V,电流2A,加热基体至200℃;
5)持续镀膜3h后关闭设备并使真空腔保压两小时以上再取出,得到TiN薄膜达到2μm,呈深蓝色。
带有彩色TiN涂层的不锈钢刀具制备方法,包括以下步骤:
1)先将待镀样刀进行酸洗去氧化层,再以800CW~1200CW砂纸打磨抛光,用酒精清洗后放置在镀膜机真空腔内的样品台上距靶7.5cm处固定;
2)打开设备将真空腔抽至7.0×10-3Pa以下后通入Ar;
3)打开电源致使样品与Ti靶之间产生辉光放电,持续十分钟清洗靶材;
4)通N2气,此时可以调节N2与Ar的量来控制腔内的压强使N2:Ar为9:50,电压320V,电流2A,加热基体至200℃;
5)持续镀膜2h后关闭设备并使真空腔保压两小时以上再取出,制备得到TiN薄膜达到2μm,呈金黄色。
本发明有益效果在于:
刀具不仅颜色绚丽且具有镜面光洁,而TiN膜使刀具有更好的性能和更长的使用寿命。
具体实施方式
以下实施例进一步阐释本发明的技术方案,但不作为对本发明保护范围的限制。
实施例1
(1)先将待镀样刀进行酸洗去氧化层,再以800CW~1200CW砂纸打磨抛光,用酒精清洗后放置在镀膜机真空腔内的样品台上距靶7.5cm处固定。
(2)打开设备将真空腔抽至7.0×10-3Pa以下后通入Ar,此时打开样品台旋转按钮是样品在真空腔内匀速旋转。
(3)打开电源致使样品与Ti靶之间产生辉光放电,持续十分钟以清洗靶材。
(4).通N2气,此时可以调节N2与Ar的量来控制腔内的压强(过低将使辉光熄灭)使N2:Ar为16:42,电压330V,电流1A,加热基体至200℃。
(5).持续镀膜4h后关闭设备并使真空腔保压两小时以上再取出。
上述方法制得的TiN膜厚度达到2μm,呈彩虹色,说明在该工艺下薄膜成分和结构不均,此时的薄膜虽不如金黄色TiN性能好,但却具极好的装饰性。
实施例2
(1)先将待镀样刀进行酸洗去氧化层,再以800CW~1200CW砂纸打磨抛光,用酒精清洗后放置在镀膜机真空腔内的样品台上距靶7.5cm处固定。
(2)打开设备将真空腔抽至7.0×10-3Pa以下后通入Ar,此时打开样品台旋转按钮是样品在真空腔内匀速旋转。
(3)打开电源致使样品与Ti靶之间产生辉光放电,持续十分钟以清洗靶材。
(4)通N2气,此时可以调节N2与Ar的量来控制腔内的压强(过低将使辉光熄灭)使N2:Ar为16:42,电压320V,电流2A,加热基体至200℃。
(5)持续镀膜3h后关闭设备并使真空腔保压两小时以上再取出。
上述方法制得的TiN薄膜达到2μm,呈深蓝色,说明在该工艺下薄膜的成分均一却不是氮钛比1:1的TiN,此时的薄膜硬度也能达到900HV。
实施例3
(1)先将待镀样刀进行酸洗去氧化层,再以800CW~1200CW砂纸打磨抛光,用酒精清洗后放置在镀膜机真空腔内的样品台上距靶7.5cm处固定。
(2)打开设备将真空腔抽至7.0×10-3Pa以下后通入Ar。
(3)打开电源致使样品与Ti靶之间产生辉光放电,持续十分钟以清洗靶材。
(4)通N2气,此时可以调节N2与Ar的量来控制腔内的压强(过低将使辉光熄灭)使N2:Ar为9:50,电压320V,电流2A,加热基体至200℃。
(5)持续镀膜2h后关闭设备并使真空腔保压两小时以上再取出。
上述方法制得的TiN薄膜达到2μm,呈金黄色,说明此工艺制备的TiN钛氮比为1:1,硬度可达1000HV。

Claims (3)

1.带有彩色TiN涂层的不锈钢刀具制备方法,包括以下步骤:
1)先将待镀样刀进行酸洗去氧化层,再以800CW~1200CW砂纸打磨抛光,用酒精清洗后放置在镀膜机真空腔内的样品台上距靶7.5cm处固定;
2)打开设备将真空腔抽至7.0×10-3Pa以下后通入Ar,此时打开样品台旋转按钮使样品在真空腔内匀速旋转;
3)打开电源致使样品与Ti靶之间产生辉光放电,持续十分钟清洗靶材;
4)通N2气,此时可以调节N2与Ar的量来控制腔内的压强,使N2:Ar为16:42,电压330V,电流1A,加热基体至200℃;
5)持续镀膜4h后关闭设备并使真空腔保压两小时以上再取出,得到的TiN膜厚度达到2μm,呈彩虹色。
2.带有彩色TiN涂层的不锈钢刀具制备方法,包括以下步骤:
1)先将待镀样刀进行酸洗去氧化层,再以800CW~1200CW砂纸打磨抛光,用酒精清洗后放置在镀膜机真空腔内的样品台上距靶7.5cm处固定。
2)打开设备将真空腔抽至7.0×10-3Pa以下后通入Ar,此时打开样品台旋转按钮使样品在真空腔内匀速旋转;
3)打开电源致使样品与Ti靶之间产生辉光放电,持续十分钟清洗靶材;
4)通N2气,此时可以调节N2与Ar的量来控制腔内的压强,使N2:Ar为16:42,电压320V,电流2A,加热基体至200℃;
5)持续镀膜3h后关闭设备并使真空腔保压两小时以上再取出,得到TiN薄膜达到2μm,呈深蓝色。
3.带有彩色TiN涂层的不锈钢刀具制备方法,包括以下步骤:
1)先将待镀样刀进行酸洗去氧化层,再以800CW~1200CW砂纸打磨抛光,用酒精清洗后放置在镀膜机真空腔内的样品台上距靶7.5cm处固定;
2)打开设备将真空腔抽至7.0×10-3Pa以下后通入Ar;
3)打开电源致使样品与Ti靶之间产生辉光放电,持续十分钟清洗靶材;
4)通N2气,此时可以调节N2与Ar的量来控制腔内的压强使N2:Ar为9:50,电压320V,电流2A,加热基体至200℃;
5)持续镀膜2h后关闭设备并使真空腔保压两小时以上再取出,制备得到TiN薄膜达到2μm,呈金黄色。
CN201810435633.3A 2018-05-04 2018-05-04 带有彩色TiN涂层的不锈钢刀具制备方法 Pending CN108505004A (zh)

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