CN104233084B - A kind of Fe-Gr-B-Si nano coating and preparation method thereof - Google Patents
A kind of Fe-Gr-B-Si nano coating and preparation method thereof Download PDFInfo
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- CN104233084B CN104233084B CN201410465190.4A CN201410465190A CN104233084B CN 104233084 B CN104233084 B CN 104233084B CN 201410465190 A CN201410465190 A CN 201410465190A CN 104233084 B CN104233084 B CN 104233084B
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- 239000002103 nanocoating Substances 0.000 title claims abstract description 39
- 238000002360 preparation method Methods 0.000 title claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 15
- 239000011159 matrix material Substances 0.000 claims abstract description 15
- 239000010959 steel Substances 0.000 claims abstract description 15
- 238000000034 method Methods 0.000 claims abstract description 14
- 229910052796 boron Inorganic materials 0.000 claims abstract description 11
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 11
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 11
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 5
- 230000003213 activating effect Effects 0.000 claims abstract description 4
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 4
- 238000002156 mixing Methods 0.000 claims abstract description 4
- 239000002077 nanosphere Substances 0.000 claims abstract description 4
- 238000010286 high velocity air fuel Methods 0.000 claims abstract description 3
- 239000000843 powder Substances 0.000 claims abstract description 3
- 239000000203 mixture Substances 0.000 claims 2
- 238000000576 coating method Methods 0.000 abstract description 17
- 239000011248 coating agent Substances 0.000 abstract description 16
- 239000000463 material Substances 0.000 abstract description 15
- 238000005299 abrasion Methods 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 abstract description 2
- 230000007797 corrosion Effects 0.000 abstract description 2
- 238000002844 melting Methods 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- 238000004372 laser cladding Methods 0.000 description 4
- 241000209094 Oryza Species 0.000 description 3
- 235000007164 Oryza sativa Nutrition 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000005253 cladding Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000005498 polishing Methods 0.000 description 3
- 235000009566 rice Nutrition 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 235000013312 flour Nutrition 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- 208000035126 Facies Diseases 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000007749 high velocity oxygen fuel spraying Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Other Surface Treatments For Metallic Materials (AREA)
- Coating By Spraying Or Casting (AREA)
Abstract
The present invention relates to a kind of Fe Gr B Si nano coating and preparation method thereof, the mass percent of its component and each component is that Fe accounts for 42% 61%, Gr accounts for 11% 23%, B accounts for 11% 23%, Si accounts for 11% 23%, CBN accounts for 1% 5%, micro constitutent accounts for 1.25%；Described micro constitutent is made up of Go, Mo, W, Ni；Its preparation method is: first use dry type comminuting method to prepare the nanosphere of Fe, Gr and Si; activating agent Protection Code mixing Go, Mo, W, Ni is used to prepare nanometer powder again; add auxiliary agent CBN simultaneously, use HVAF technique to prepare Fe Gr B Si nano coating on 4Cr13 mould steel matrix afterwards.The present invention solves the problem that existing coating abrasion performance is poor, corrosion resistance is relatively low, improves the microstructure of material surface coating, structure, is integrally improved the anti-wear performance of material surface.
Description
Technical field
The present invention relates to technical field of hot, a kind of Fe-Gr-B-Si nano coating and preparation thereof
Method.
Background technology
Laser melting coating (Laser Cladding) also known as laser cladding or laser cladding, be high-energy-density surface
The one for the treatment of technology, is a kind of new process for modifying surface.It is by adding cladding material at substrate surface,
And utilize the laser beam of high-energy-density to be allowed to the method for consolidation together with substrate surface thin layer, in substrate surface shape
Cheng Yuqi is the filling cladding layer of metallurgical binding.Repair field at workpiece and there is other surface treatment methods many
Incomparable advantage, with built-up welding, spray, electroplate and gas phase sedimentary facies ratio, laser melting coating has dilution factor
Little, dense structure, coating be combined with matrix, many, the granularity that is suitable for cladding material and the spy such as changes of contents is big
Point, therefore laser melting and coating technique application prospect is the most wide.
Current widely used laser cladding of material mainly has: Ni-based, cobalt-based, ferrous alloy, tungsten carbide are multiple
Condensation material.In order to meet the development need of laser melting and coating technique, people need one to be applicable to laser melting coating skill
Art, new material that combination property is more excellent.
Summary of the invention
For above-mentioned technical problem, the present invention provides a kind of Fe-Gr-B-Si nano coating and preparation method thereof.
The technical problem to be solved realizes by the following technical solutions:
A kind of Fe-Gr-B-Si nano coating, the mass percent of its component and each component be Fe account for 42%-61%,
Gr accounts for 11%-23%, B and accounts for 11%-23%, Si and account for that 11%-23%, CBN account for 1%-5%, micro constitutent accounts for 1.25%；Institute
State micro constitutent to be made up of Go, Mo, W, Ni.
The preparation method of a kind of Fe-Gr-B-Si nano coating, comprises the following steps: first use dry type comminuting method
Prepare Fe, Gr, B and Si nanosphere, then use activating agent Protection Code mixing Go, Mo, W, Ni prepare receive
Rice flour end, adds auxiliary agent CBN simultaneously.Described auxiliary agent CBN can improve the hardness 40% of material.
Described nanometer powder can use supersonic flame (HVOF) spraying coating process to make on 4Cr13 mould steel matrix
Standby Fe-Gr-B-Si nano coating.
The invention has the beneficial effects as follows: the present invention solves that existing coating abrasion performance is poor, corrosion resistance is relatively low
Problem, improve the microstructure of material surface coating, structure, make coating hardness improve 50%, elastic
Modulus improves 8.5%-14.4%, thus entirety improves the anti-wear performance of material surface, also changes raising simultaneously
The comprehensive mechanical property of kind property has obvious action；Described Fe-Gr-B-Si nano coating is suitable for multiple steel,
It is especially suitable for some material surfaces and needs hardening, but require the highest, cheap, cost-effective, reach again
Situation to hardened material purpose.
Detailed description of the invention
In order to make technological means that the present invention realizes and creation characteristic be easy to understand, below the present invention is entered
One step illustrates.
Embodiment one:
A kind of Fe-Gr-B-Si nano coating, the mass percent of its component and each component is that Fe accounts for 42%, Gr accounts for
23%, B accounts for 17%, Si accounts for 15%, CBN accounts for 1.75%, micro constitutent accounts for 1.25%；Described micro constitutent by Go,
Mo, W, Ni form.
The preparation method of a kind of Fe-Gr-B-Si nano coating, comprises the following steps: first use dry type comminuting method
Prepare Fe, Gr, B and Si nanosphere, then use activating agent Protection Code mixing Go, Mo, W, Ni prepare receive
Rice flour end, adds auxiliary agent CBN simultaneously, uses HVAF technique at 4Cr13 mould steel matrix afterwards
Upper preparation Fe-Gr-B-Si nano coating.
The workpiece of described Fe-Gr-B-Si nano coating and the performance comparison experimental result of 20Cr steel matrix are shown in Table 1.
The friction and wear behavior experimental result of the workpiece of described Fe-Gr-B-Si nano coating and 20Cr steel matrix
The contrast of friction and wear behavior experimental result is shown in Table 2.
Embodiment two:
A kind of Fe-Gr-B-Si nano coating, the mass percent of its component and each component is that Fe accounts for 48%, Gr accounts for
12%, B accounts for 21%, Si accounts for 14%, CBN accounts for 3.75%, micro constitutent accounts for 1.25%；Described micro constitutent by Go,
Mo, W, Ni form.
The preparation method of a kind of Fe-Gr-B-Si nano coating, with embodiment one.
The workpiece of described Fe-Gr-B-Si nano coating and the performance comparison experimental result of 20Cr steel matrix are shown in Table 1.
The friction and wear behavior experimental result of the workpiece of described Fe-Gr-B-Si nano coating and 20Cr steel matrix
The contrast of friction and wear behavior experimental result is shown in Table 3.
Embodiment three:
A kind of Fe-Gr-B-Si nano coating, the mass percent of its component and each component is that Fe accounts for 54%, Gr accounts for
15%, B accounts for 16%, Si accounts for 11%, CBN accounts for 2.75%, micro constitutent accounts for 1.25%；Described micro constitutent by Go,
Mo, W, Ni form.
The preparation method of a kind of Fe-Gr-B-Si nano coating, with embodiment one.
The workpiece of described Fe-Gr-B-Si nano coating and the performance comparison experimental result of 20Cr steel matrix are shown in Table 1.
The friction and wear behavior experimental result of the workpiece of described Fe-Gr-B-Si nano coating and 20Cr steel matrix
The contrast of friction and wear behavior experimental result is shown in Table 4.
The workpiece of table 1 Fe-Gr-B-Si nano coating and the performance comparison experimental result of 20Cr steel matrix:
Can be obtained by experimental data, Fe-Gr-B-Si nano coating can effectively reduce the porosity of surface of the work, carries
The bond strength of high surface of the work, can increase substantially the microhardness of surface of the work.
The friction and wear behavior of the Fe-Gr-B-Si nano coating of table 2 embodiment one and the friction of 20Cr steel matrix
Polishing machine contrast and experiment:
The friction and wear behavior of the Fe-Gr-B-Si nano coating of table 3 embodiment two and the friction of 20Cr steel matrix
Polishing machine contrast and experiment:
The friction and wear behavior of the Fe-Gr-B-Si nano coating of table 4 embodiment three and the friction of 20Cr steel matrix
Polishing machine contrast and experiment:
From table 2, table 3 and table 4, Fe-Gr-B-Si nano coating has excellent wearability.
Fe-Gr-B-Si nano coating wearability, resistance to pressure and toughness are preferable, it is easy to processing, it is adaptable to wear-resisting
Part and the position such as axle pump face, steamer box sealing face, due to the boron contained in Fe-Gr-B-Si nano coating,
The elements such as silicon have self-fluxing nature, can direct spraying, it is possible to carry out re melting process, be more suitable for laser melting coating.
The Fe-Gr-B-Si nano coating hardness that Fe-Gr-B-Si nano coating is made reaches as high as HRC58,
The coating thickness of Fe-Gr-B-Si nano coating, up to 2 millimeters, draws Fe-Gr-B-Si nanometer through test of many times
The bond strength of coating, tissue consistency preferable, the density of Fe-Gr-B-Si nano coating up to
10.14g/cm3。
Fe-Gr-B-Si nano coating is better than conventional washcoat material, has the advantages that hardness is high, wearability is good,
At identical conditions, the wear extent of 20Cr is 16 times of Fe-Gr-B-Si coating, it is seen that Fe-Gr-B-Si receives
Rice coating has the biggest progress compared with conventional alloys material, is that modern mechanical manufacturing and wear-out part are repaired again
Important materials.
The ultimate principle of the present invention, principal character and advantages of the present invention have more than been shown and described.The industry
Skilled person will appreciate that, the present invention is not restricted to the described embodiments, in above-described embodiment and description
The principle of the simply present invention described, without departing from the spirit and scope of the present invention, the present invention also can
Having various changes and modifications, these changes and improvements both fall within scope of the claimed invention.The present invention
Claimed scope is defined by appending claims and equivalent thereof.
Claims (2)
1. a Fe-Gr-B-Si nano coating, it is characterised in that: its component and the mass percent of each component
Account for 42%-61%, Gr for Fe to account for 11%-23%, B and account for 11%-23%, Si and account for 11%-23%, CBN and account for 1%-5%, trace
Composition accounts for 1.25%；Described micro constitutent is made up of Go, Mo, W, Ni.
The preparation method of a kind of Fe-Gr-B-Si nano coating the most according to claim 1, its feature exists
Account for 42%-61%, Gr in: Fe to account for 11%-23%, B and account for 11%-23%, Si and account for 11%-23%, CBN and account for 1%-5%, micro-
Amount composition accounts for 1.25%；Described micro constitutent is made up of Go, Mo, W, Ni, said method comprising the steps of:
First use dry type comminuting method to prepare the nanosphere of Fe, Gr, B and Si, then use activating agent Protection Code mixing Go,
Mo, W, Ni prepare nanometer powder, add auxiliary agent CBN simultaneously, use HVAF technique to exist afterwards
Fe-Gr-B-Si nano coating is prepared on mould steel matrix.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410465190.4A CN104233084B (en) | 2014-09-11 | 2014-09-11 | A kind of Fe-Gr-B-Si nano coating and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410465190.4A CN104233084B (en) | 2014-09-11 | 2014-09-11 | A kind of Fe-Gr-B-Si nano coating and preparation method thereof |
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| Publication Number | Publication Date |
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| CN104233084A CN104233084A (en) | 2014-12-24 |
| CN104233084B true CN104233084B (en) | 2016-09-28 |
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Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104858420A (en) * | 2015-05-09 | 2015-08-26 | 芜湖鼎恒材料技术有限公司 | Hard Fe-Si-Mn-W weld layer material and preparing method thereof |
| CN104846308A (en) * | 2015-05-09 | 2015-08-19 | 安徽再制造工程设计中心有限公司 | Fe-SiC-Mo nano coating material and preparation method thereof |
| CN104831163A (en) * | 2015-05-09 | 2015-08-12 | 芜湖鼎瀚再制造技术有限公司 | Fe-Mo-B-Al welding layer material and preparation method thereof |
| CN104846318A (en) * | 2015-05-09 | 2015-08-19 | 安徽鼎恒再制造产业技术研究院有限公司 | Fe-SiC-TiO2 nano coating material and preparation method thereof |
| CN104827023A (en) * | 2015-05-09 | 2015-08-12 | 安徽鼎恒再制造产业技术研究院有限公司 | High-strength Fe-SiC-Mo coating material and preparation method thereof |
| CN104831168A (en) * | 2015-05-09 | 2015-08-12 | 安徽鼎恒再制造产业技术研究院有限公司 | High-strength Fe-SiC-TiO2 coating material and preparation method thereof |
| CN104842087A (en) * | 2015-05-09 | 2015-08-19 | 芜湖鼎瀚再制造技术有限公司 | Ni-Mn-Mo (nickel-Magnesium-Molybdenum) nano-welding layer and preparation method thereof |
| CN104928609A (en) * | 2015-06-24 | 2015-09-23 | 安徽再制造工程设计中心有限公司 | Co3O4-CrC-Fe nanomaterial and preparing method thereof |
| CN106011764A (en) * | 2016-06-15 | 2016-10-12 | 苏州市振业模具有限公司 | Manufacturing process for automobile plastic part mould |
| CN106077305A (en) * | 2016-06-15 | 2016-11-09 | 苏州市振业模具有限公司 | A kind of preparation method of automobile forming mould |
| CN110923608B (en) * | 2019-12-16 | 2021-12-10 | 安徽马钢表面技术股份有限公司 | Wear-resistant coating of sink roller shaft sleeve, preparation method and application |
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Patent Citations (5)
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|---|---|---|---|---|
| US3655425A (en) * | 1969-07-01 | 1972-04-11 | Metco Inc | Ceramic clad flame spray powder |
| CN1676245A (en) * | 2005-03-31 | 2005-10-05 | 上海交通大学 | Method for preparing copper-plated graphite particle reinforced magnesium-base composite material |
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