CN106048367A - A kind of Ni45B-Al2O3-Ti nano-coating and preparation method thereof - Google Patents
A kind of Ni45B-Al2O3-Ti nano-coating and preparation method thereof Download PDFInfo
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- CN106048367A CN106048367A CN201610662587.1A CN201610662587A CN106048367A CN 106048367 A CN106048367 A CN 106048367A CN 201610662587 A CN201610662587 A CN 201610662587A CN 106048367 A CN106048367 A CN 106048367A
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- 239000002103 nanocoating Substances 0.000 title claims abstract description 20
- 238000002360 preparation method Methods 0.000 title abstract description 7
- 238000000034 method Methods 0.000 claims abstract description 14
- 235000013619 trace mineral Nutrition 0.000 claims abstract description 11
- 239000011573 trace mineral Substances 0.000 claims abstract description 11
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 8
- 239000002077 nanosphere Substances 0.000 claims abstract description 8
- 239000010959 steel Substances 0.000 claims abstract description 8
- 238000007750 plasma spraying Methods 0.000 claims abstract description 6
- 239000011858 nanopowder Substances 0.000 claims abstract description 5
- 239000004094 surface-active agent Substances 0.000 claims abstract description 4
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 17
- 239000000758 substrate Substances 0.000 claims description 12
- 238000010298 pulverizing process Methods 0.000 claims description 3
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract description 9
- 229910052593 corundum Inorganic materials 0.000 abstract description 9
- 229910001845 yogo sapphire Inorganic materials 0.000 abstract description 9
- 239000000956 alloy Substances 0.000 abstract description 2
- 238000005507 spraying Methods 0.000 abstract description 2
- 238000009837 dry grinding Methods 0.000 abstract 1
- 239000011159 matrix material Substances 0.000 abstract 1
- 238000002156 mixing Methods 0.000 abstract 1
- 238000003466 welding Methods 0.000 description 10
- 238000000576 coating method Methods 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000007751 thermal spraying Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/14—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on borides
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- 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
- C23C4/10—Oxides, borides, carbides, nitrides or silicides; Mixtures thereof
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
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- Plasma & Fusion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Coating By Spraying Or Casting (AREA)
Abstract
Description
技术领域technical field
本发明涉及热喷涂材料技术领域，具体说是一种Ni45B-Al2O3-Ti纳米涂层及其制备方法。The invention relates to the technical field of thermal spraying materials, in particular to a Ni45B-Al 2 O 3 -Ti nano coating and a preparation method thereof.
背景技术Background technique
热喷涂是利用某种热源(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，然后借助焰流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。Thermal spraying is to use some heat source (such as electric arc, plasma spray or combustion flame, etc.) to heat powdery or filamentary metal or non-metallic materials to a molten or semi-molten state, and then spray them at a certain speed with the help of the flame itself or compressed air. It is a technique of depositing onto the pretreated substrate surface to form a surface coating with various functions.
传统的喷涂技术使用的材料结合强度差、气孔率高、耐磨性差，使用寿命短，不能满足人们在极端环境下的使用要求，频繁更换磨损工件也不利于生产效率的提高。The materials used in traditional spraying technology have poor bonding strength, high porosity, poor wear resistance, and short service life, which cannot meet the requirements of people in extreme environments. Frequent replacement of worn parts is also not conducive to the improvement of production efficiency.
发明内容Contents of the invention
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Ni45B-Al2O3-Ti纳米涂层及其制备方法。In order to solve the problems of poor wear resistance and low hardness of traditional coatings, the invention provides a Ni45B-Al 2 O 3 -Ti nano coating and a preparation method thereof.
本发明所要解决的技术问题采用以下技术方案来实现：The technical problem to be solved by the present invention adopts the following technical solutions to realize:
一种Ni45B-Al2O3-Ti纳米涂层，其组分及各组分的质量份数为Ni45B占63.5份-76.4份、Al2O3占22.3份-35.2份、Ti占2份、微量元素占1.3份；A Ni45B - Al2O3 -Ti nano-coating, its components and the mass parts of each component are 63.5-76.4 parts for Ni45B, 22.3-35.2 parts for Al2O3 , 2 parts for Ti, Trace elements account for 1.3 parts;
所述微量元素包括Cr、Si、B、Fe、Mn。The trace elements include Cr, Si, B, Fe, Mn.
一种Ni45B-Al2O3-Ti纳米涂层的制备方法，包括以下步骤：A preparation method of Ni45B-Al 2 O 3 -Ti nano coating, comprising the following steps:
(1)采用干式粉碎法制得Ni45B-Al2O3-Ti的纳米球；(1) Ni45B-Al 2 O 3 -Ti nanospheres were prepared by dry pulverization;
(2)将步骤(1)中制得的纳米球采用表面活性剂保护法混合Cr、Si、B、Fe、Mn制得纳米粉末；(2) the nanospheres prepared in step (1) are mixed with Cr, Si, B, Fe, Mn by a surfactant protection method to obtain nanopowder;
(3)将步骤(2)中制得的纳米涂层利用等离子喷涂工艺在9Cr18模具钢基体上制得纳米涂层。(3) The nano-coating prepared in step (2) is prepared on the 9Cr18 die steel substrate by a plasma spraying process.
本发明的有益效果是：本发明与传统合金材料相比硬度有所加强，韧性、结合强度有极大提高，涂层可加厚度也有很大提高，可以使涂层厚度提高50％，很适合一些工作面比较苛刻，受到重力冲击的工件，结合面不会受到影响。The beneficial effects of the present invention are: compared with traditional alloy materials, the present invention has enhanced hardness, greatly improved toughness and bonding strength, and greatly improved coating thickness, which can increase the coating thickness by 50%, which is very It is suitable for some workpieces with harsh working surfaces and impacted by gravity, and the joint surface will not be affected.
具体实施方式detailed description
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。In order to make the technical means and creative features realized by the present invention easy to understand, the present invention will be further elaborated below.
实施例一：Embodiment one:
一种Ni45B-Al2O3-Ti纳米涂层，其组分及各组分的质量份数为Ni45B占63.5份、Al2O3占22.3份、Ti占2份、微量元素占1.3份；A Ni45B - Al2O3 -Ti nano coating, its components and the mass parts of each component are 63.5 parts for Ni45B, 22.3 parts for Al2O3 , 2 parts for Ti, and 1.3 parts for trace elements;
所述微量元素包括Cr、Si、B、Fe、Mn。The trace elements include Cr, Si, B, Fe, Mn.
一种Ni45B-Al2O3-Ti纳米涂层的制备方法，包括以下步骤：A preparation method of Ni45B-Al 2 O 3 -Ti nano coating, comprising the following steps:
(1)采用干式粉碎法制得Ni45B-Al2O3-Ti的纳米球；(1) Ni45B-Al 2 O 3 -Ti nanospheres were prepared by dry pulverization;
(2)将步骤(1)中制得的纳米球采用表面活性剂保护法混合Cr、Si、B、Fe、Mn制得纳米粉末；(2) the nanospheres prepared in step (1) are mixed with Cr, Si, B, Fe, Mn by a surfactant protection method to obtain nanopowder;
(3)将步骤(2)中制得的纳米涂层利用等离子喷涂工艺在9Cr18模具钢基体上制得纳米涂层。(3) The nano-coating prepared in step (2) is prepared on the 9Cr18 die steel substrate by a plasma spraying process.
实施例二：Embodiment two:
一种Ni45B-Al2O3-Ti纳米涂层，其组分及各组分的质量份数为Ni45B占76.4份、Al2O3占35.2份、Ti占2份、微量元素占1.3份；A Ni45B - Al2O3 -Ti nano coating, its components and the mass parts of each component are 76.4 parts for Ni45B, 35.2 parts for Al2O3 , 2 parts for Ti, and 1.3 parts for trace elements;
所述微量元素包括Cr、Si、B、Fe、Mn。The trace elements include Cr, Si, B, Fe, Mn.
一种Ni45B-Al2O3-Ti纳米涂层的制备方法，与实施例一相同。A method for preparing a Ni45B-Al 2 O 3 -Ti nano-coating is the same as the first embodiment.
实施例三：Embodiment three:
一种Ni45B-Al2O3-Ti纳米涂层，其组分及各组分的质量份数为Ni45B占55.4份、Al2O3占30.5份、Ti占2份、微量元素占1.3份；A Ni45B - Al2O3 -Ti nano coating, its components and the mass parts of each component are 55.4 parts for Ni45B, 30.5 parts for Al2O3 , 2 parts for Ti, and 1.3 parts for trace elements;
所述微量元素包括Cr、Si、B、Fe、Mn。The trace elements include Cr, Si, B, Fe, Mn.
一种Ni45B-Al2O3-Ti纳米涂层的制备方法，与实施例一相同。A method for preparing a Ni45B-Al 2 O 3 -Ti nano-coating is the same as the first embodiment.
采用等离子喷涂技术在9Cr18模具钢基体上制得Ni45B-Al2O3-Ti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：The Ni45B-Al 2 O 3 -Ti nano welding layer was prepared on the 9Cr18 mold steel substrate by plasma spraying technology, and the bonding strength, microhardness and porosity of the substrate with the welding layer and the substrate without the welding layer And the experimental results of abrasive wear resistance are shown in Table 1:
表1 Ni45B-Al2O3-Ti纳米焊层与无焊层9Cr18模具钢基体性能对比实验结果：Table 1 The performance comparison experiment results of Ni45B-Al 2 O 3 -Ti nano-welding layer and non-welding layer 9Cr18 mold steel substrate:
采用等离子喷涂技术在9Cr18模具钢基体上制得Ni45B-Al2O3-Ti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：The Ni45B-Al 2 O 3 -Ti welding layer was prepared on the 9Cr18 die steel substrate by plasma spraying technology. The experimental results of the wear comparison between the substrate with the welding layer and the substrate without the welding layer are shown in Table 2:
表2 Ni45B-Al2O3-Ti纳米焊层与9Cr18模具钢基体的磨损量对比实验结果：Table 2 The experimental results of the wear amount comparison between the Ni45B-Al 2 O 3 -Ti nano-welding layer and the 9Cr18 mold steel substrate:
由表1和表2可见，Ni45B-Al2O3-Ti纳米焊层的综合性能优异，耐磨性好。It can be seen from Table 1 and Table 2 that the Ni45B-Al 2 O 3 -Ti nano welding layer has excellent comprehensive properties and good wear resistance.
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。The basic principles, main features and advantages of the present invention have been shown and described above. Those skilled in the art should understand that the present invention is not limited by the above-mentioned embodiments, and what are described in the above-mentioned embodiments and description are only the principles of the present invention. Without departing from the spirit and scope of the present invention, the present invention also has various Variations and improvements all fall within the scope of the claimed invention. The protection scope of the present invention is defined by the appended claims and their equivalents.
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