CN106148879A - A kind of nickel 60 base is containing cobalt and the preparation method of chromium metal plasma spraying axial workpiece wear-resistant coating - Google Patents
A kind of nickel 60 base is containing cobalt and the preparation method of chromium metal plasma spraying axial workpiece wear-resistant coating Download PDFInfo
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- CN106148879A CN106148879A CN201610680092.1A CN201610680092A CN106148879A CN 106148879 A CN106148879 A CN 106148879A CN 201610680092 A CN201610680092 A CN 201610680092A CN 106148879 A CN106148879 A CN 106148879A
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- boron nitride
- chromium
- cobalt
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- nickel
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- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 title claims abstract description 26
- 229910017052 cobalt Inorganic materials 0.000 title claims abstract description 26
- 239000010941 cobalt Substances 0.000 title claims abstract description 26
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 title claims abstract description 26
- 238000007750 plasma spraying Methods 0.000 title claims abstract description 12
- 239000011248 coating agent Substances 0.000 title claims abstract description 11
- 238000000576 coating method Methods 0.000 title claims abstract description 11
- 238000002360 preparation method Methods 0.000 title claims abstract description 5
- PXHVJJICTQNCMI-OUBTZVSYSA-N nickel-60 atom Chemical compound [60Ni] PXHVJJICTQNCMI-OUBTZVSYSA-N 0.000 title claims abstract 4
- 239000011651 chromium Substances 0.000 claims abstract description 37
- 229910052804 chromium Inorganic materials 0.000 claims abstract description 24
- 229910052582 BN Inorganic materials 0.000 claims abstract description 22
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910052751 metal Inorganic materials 0.000 claims abstract description 13
- 239000002184 metal Substances 0.000 claims abstract description 13
- 239000000203 mixture Substances 0.000 claims abstract description 10
- 239000000843 powder Substances 0.000 claims abstract description 9
- 239000012467 final product Substances 0.000 claims abstract 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
- 239000007921 spray Substances 0.000 claims 1
- 238000012360 testing method Methods 0.000 abstract description 13
- 239000002131 composite material Substances 0.000 abstract description 8
- 239000000463 material Substances 0.000 abstract description 7
- 238000005507 spraying Methods 0.000 abstract description 5
- 238000005299 abrasion Methods 0.000 abstract description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 17
- 229910052759 nickel Inorganic materials 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 5
- 238000003756 stirring Methods 0.000 description 3
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000002480 mineral oil Substances 0.000 description 2
- 235000010446 mineral oil Nutrition 0.000 description 2
- 238000007751 thermal spraying Methods 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 238000013528 artificial neural network Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000004870 electrical engineering Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000013433 optimization analysis Methods 0.000 description 1
- 238000012803 optimization experiment Methods 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 238000004506 ultrasonic cleaning Methods 0.000 description 1
Classifications
-
- 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
- C23C4/06—Metallic material
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Coating By Spraying Or Casting (AREA)
Abstract
Description
技术领域technical field
本发明涉及一种复合材料，特别是涉及一种采用等离子喷涂方法喷涂轴类零件用的Ni、Co、Cr和BN复合材料。The invention relates to a composite material, in particular to a Ni, Co, Cr and BN composite material used for spraying shaft parts by adopting a plasma spraying method.
背景技术Background technique
汽车的齿轮轴在变速箱和后桥中做高速旋转，支承齿轮的转动并与之一起回转并传递运动、扭矩、弯矩。齿轮轴主要承受交变载荷，冲击载荷，剪切应力和接触应力。轴易产生裂纹，磨损是导致齿轮轴材料，失效原因之一，通过改善材料的耐磨性能来降低材料的损耗一直是材料科学工作者非常关注的问题。利用热喷涂技术在零件表面制备理想的涂层，用来提高其耐磨性、抗蚀性是行之有效的方法。The gear shaft of the car rotates at a high speed in the gearbox and the rear axle, supports the rotation of the gear and rotates with it, and transmits motion, torque, and bending moment. The gear shaft is mainly subjected to alternating loads, impact loads, shear stresses and contact stresses. Shafts are prone to cracks, and wear is one of the reasons for the failure of gear shaft materials. It has always been a matter of great concern to material scientists to reduce material loss by improving the wear resistance of materials. It is an effective method to prepare an ideal coating on the surface of parts by thermal spraying technology to improve its wear resistance and corrosion resistance.
等离子喷涂技术是随着现代航空、航天技术的出现而发展起来的，已广泛应用于航空、航天、军事、纺织、机械、电力物工程等各个领域，是一项应用相当广泛的热喷涂技术。Plasma spraying technology is developed with the emergence of modern aviation and aerospace technology. It has been widely used in various fields such as aviation, aerospace, military, textile, machinery, and electrical engineering. It is a widely used thermal spraying technology.
目前采用已知复合材料，通过等离子喷涂技术对40Cr轴类零件表面进行喷涂处理后，耐磨性能和硬度仍较低。At present, known composite materials are used, and after the surface of 40Cr shaft parts is sprayed by plasma spraying technology, the wear resistance and hardness are still low.
发明内容Contents of the invention
本发明的目的，是提供一种镍Ni60基含钴和铬金属等离子喷涂轴类零件耐磨涂层的制备方法，采用本复合材料能大幅度提高40Cr轴类零件表面的硬度、耐磨性能和使用寿命。The purpose of the present invention is to provide a kind of preparation method of nickel Ni60 base containing cobalt and chromium metal plasma spraying shaft parts wear-resistant coating, adopting this composite material can greatly improve the hardness, wear resistance and wear resistance of the 40Cr shaft parts surface service life.
采用的技术方案是：The technical solutions adopted are:
一种镍Ni60基含钴和铬金属等离子喷涂轴类零件耐磨涂层的制备方法，主要是由金属Ni60粉、钴Co、铬Cr和氮化硼BN混合制成，其特征在于：是先在金属Ni60粉中加入重量百分比计钴Co5-30%和铬Cr5-30%，混合均匀后再加入氮化硼BN，氮化硼的加入量按上述加入的钴Co、铬Cr之和的体积：氮化硼体积=1-3:2-5的体积比加入氮化硼BN，混合均匀后即得。A method for preparing the wear-resistant coating of nickel Ni60-based cobalt and chromium-containing metal plasma sprayed shaft parts, which is mainly made of metal Ni60 powder, cobalt Co, chromium Cr and boron nitride BN, and is characterized in that: first Add 5-30% cobalt Co and 5-30% chromium Cr in metal Ni60 powder, mix well and then add boron nitride BN, the amount of boron nitride added is the volume of the sum of cobalt Co and chromium Cr added above : Boron nitride volume = 1-3:2-5 volume ratio to add boron nitride BN, after mixing evenly.
用本发明的上述复合材料，采用等离子喷涂对40Cr表面进行喷涂，涂上润滑油（30粘度的矿物油）测试磨损率，试验条件：试验条件：F=10N，转速：200rad/min ，时间T=50min。With above-mentioned composite material of the present invention, adopt plasma spraying to carry out spray coating to 40Cr surface, be coated with lubricating oil (mineral oil of 30 viscosity) test wear rate, test condition: test condition: F=10N, rotating speed: 200rad/min, time T =50min.
本发明具有较好的硬度和耐磨性，经喷涂后的40Cr表面平均硬度为1259.5HV，硬度在916.8-1779HV之间，最大硬度可达1779HV，涂层厚为200um-600um，硬度提高2-5倍，10min 磨损量在0.0005g-0.0017g之间，表面耐磨性提高2-4倍，使其达到节约资源，提高普通材料的使用价值的目的。The invention has good hardness and wear resistance. The average hardness of the sprayed 40Cr surface is 1259.5HV, the hardness is between 916.8-1779HV, the maximum hardness can reach 1779HV, the coating thickness is 200um-600um, and the hardness is increased by 2- 5 times, the wear amount in 10min is between 0.0005g-0.0017g, and the surface wear resistance is increased by 2-4 times, so that it can save resources and improve the use value of ordinary materials.
本发明复合材料的耐磨性和硬度的检测方法。The invention discloses a method for detecting the wear resistance and hardness of the composite material.
对40Cr轴类零件用本发明的复合材料，通过等离子喷涂，喷涂后，进行测量其表面硬度和表面电子显微镜测试和分析，用M-200试验机进行磨损试验，使用润滑油（30粘度的矿物油）测试磨损率，磨损时加载F=10N，转速v= 200rad/min ，磨损时间为T=100min。磨损后对试件进行清洗，采用超声清洗震荡15min，吹干试件，用无水乙醇浸泡10-20min吹后，电子天平称重。试验进行 5次，每次磨损时间为20 min，试验100min。然后用人工神经网络进行优化分析，选出3组进行优化试验。Use composite material of the present invention to 40Cr shaft type parts, by plasma spraying, after spraying, measure its surface hardness and surface electron microscope test and analysis, carry out abrasion test with M-200 testing machine, use lubricating oil (30 viscosity mineral oil) to test the wear rate, load F=10N during wear, speed v= 200rad/min, and wear time T=100min. Clean the test piece after wear, use ultrasonic cleaning and vibration for 15 minutes, dry the test piece, soak it in absolute ethanol for 10-20 minutes and blow it, then weigh it with an electronic balance. The test was carried out 5 times, each wear time was 20 min, and the test was 100 min. Then use artificial neural network for optimization analysis, and select 3 groups for optimization experiment.
经试验，喷涂后的工件表面平均硬度在800-1000HV之间，最高硬度为1105HV，可提高表面耐磨性3倍以上，使其达到节约资源，提高普通材料的使用价值。After testing, the average surface hardness of the workpiece after spraying is between 800-1000HV, and the highest hardness is 1105HV, which can improve the surface wear resistance by more than 3 times, so that it can save resources and increase the use value of ordinary materials.
具体实施方式detailed description
实施例一Embodiment one
一种镍Ni60基含钴和铬金属等离子喷涂轴类零件耐磨涂层的制备方法，其特征是：A method for preparing a nickel Ni60-based metal plasma spraying wear-resistant coating containing cobalt and chromium on shaft parts, characterized in that:
在金属镍Ni60粉中按重量比添加钴Co:10%,铬Cr:10%,再将配好的按体积比氮化硼BN与（钴Co+铬Cr）=3：2的比例混合搅拌均匀，混合搅拌均匀，构成。Add cobalt Co: 10% and chromium Cr: 10% in the metal nickel Ni60 powder by weight ratio, and then mix the prepared boron nitride BN and (cobalt Co + chromium Cr) = 3: 2 by volume and stir evenly , mix well and form.
实施例二Embodiment two
一种镍Ni60基含钴和铬金属等离子喷涂轴类零件耐磨涂层的制备方法，其特征是：A method for preparing a nickel Ni60-based metal plasma spraying wear-resistant coating containing cobalt and chromium on shaft parts, characterized in that:
在金属镍Ni60粉中按重量比添加钴Co:15%,铬Cr:5%,再将配好的按体积比氮化硼BN与（钴Co+铬Cr）=2：5的比例混合搅拌均匀，制成。Add cobalt Co: 15% and chromium Cr: 5% in the metal nickel Ni60 powder by weight ratio, and then mix and stir the prepared boron nitride BN and (cobalt Co+chromium Cr)=2:5 according to the volume ratio. ,production.
实施例三Embodiment Three
一种镍Ni60基含钴和铬金属等离子喷涂轴类零件耐磨涂层的制备方法，其特征是：A method for preparing a nickel Ni60-based metal plasma spraying wear-resistant coating containing cobalt and chromium on shaft parts, characterized in that:
在金属镍Ni60粉中按重量比添加钴Co:5%,铬Cr:10%,再将配好的按体积比氮化硼BN与（钴Co+铬Cr）=1：5得比例混合搅拌均匀，制成。Add cobalt Co: 5% and chromium Cr: 10% by weight to the metal nickel Ni60 powder, and then mix and stir the prepared boron nitride BN and (cobalt Co + chromium Cr) = 1:5 according to the volume ratio. ,production.
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610680092.1A CN106148879A (en) | 2016-08-18 | 2016-08-18 | A kind of nickel 60 base is containing cobalt and the preparation method of chromium metal plasma spraying axial workpiece wear-resistant coating |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610680092.1A CN106148879A (en) | 2016-08-18 | 2016-08-18 | A kind of nickel 60 base is containing cobalt and the preparation method of chromium metal plasma spraying axial workpiece wear-resistant coating |
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| CN106148879A true CN106148879A (en) | 2016-11-23 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1405355A (en) * | 2001-08-04 | 2003-03-26 | 山东科技大学机械电子工程学院 | Method for depositing paint-coat of metal surface, especially for gradient paint-coat |
| EP2063072A2 (en) * | 2007-11-23 | 2009-05-27 | MTU Aero Engines GmbH | Sealing arrangement of a turbomachine and method of applying a protecting layer on a component of this turbomachine |
| WO2013101544A1 (en) * | 2011-12-30 | 2013-07-04 | Chevron U.S.A. Inc. | Coating compositions, applications thereof, and methods of forming |
| CN105369184A (en) * | 2015-09-07 | 2016-03-02 | 沈阳理工大学 | Preparation method of nickel alloy 400-micrometer coating |
| CN105382389A (en) * | 2015-11-20 | 2016-03-09 | 株洲西迪硬质合金科技股份有限公司 | Composite hard-surface material and manufacturing method thereof |
-
2016
- 2016-08-18 CN CN201610680092.1A patent/CN106148879A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1405355A (en) * | 2001-08-04 | 2003-03-26 | 山东科技大学机械电子工程学院 | Method for depositing paint-coat of metal surface, especially for gradient paint-coat |
| EP2063072A2 (en) * | 2007-11-23 | 2009-05-27 | MTU Aero Engines GmbH | Sealing arrangement of a turbomachine and method of applying a protecting layer on a component of this turbomachine |
| WO2013101544A1 (en) * | 2011-12-30 | 2013-07-04 | Chevron U.S.A. Inc. | Coating compositions, applications thereof, and methods of forming |
| CN105369184A (en) * | 2015-09-07 | 2016-03-02 | 沈阳理工大学 | Preparation method of nickel alloy 400-micrometer coating |
| CN105382389A (en) * | 2015-11-20 | 2016-03-09 | 株洲西迪硬质合金科技股份有限公司 | Composite hard-surface material and manufacturing method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 任佳 等: ""不同载荷下钛合金激光熔覆Ni60/h-BN自润滑耐磨复合涂层的摩擦学性能"", 《摩擦学报》 * |
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