CN109023218A - A kind of plasma surface cladding preparation method based on nanotechnology - Google Patents
A kind of plasma surface cladding preparation method based on nanotechnology Download PDFInfo
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- CN109023218A CN109023218A CN201810810765.XA CN201810810765A CN109023218A CN 109023218 A CN109023218 A CN 109023218A CN 201810810765 A CN201810810765 A CN 201810810765A CN 109023218 A CN109023218 A CN 109023218A
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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
- C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
- C23C4/134—Plasma spraying
-
- 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
-
- 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
- C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
- C23C4/123—Spraying molten metal
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- Engineering & Computer Science (AREA)
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- Plasma & Fusion (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Coating By Spraying Or Casting (AREA)
Abstract
The plasma surface cladding preparation method based on nanotechnology that the invention discloses a kind of, the specific steps are as follows: step 1: carrying out sieving processing to the different materials in formula, carries out granularity Detection using laser particle analyzer；Step 2: weighing corresponding iron powder, nickel powder, chromium powder, molybdenum powder, lubricant, silicon powder and aluminium powder in step 1, and each material powder is added to and carries out uniformly being mixed and delivered in powder feeder in dry-powder mixer, spare；Step 3: workpiece surface to be sprayed is cleaned using ultrasonic cleaner, and is dried；Step 4: the workpiece to be sprayed of step 3 is fixed by fixture, using plasma spraying rifle in workpiece surface prepares coating；Step 5: by the spraying workpiece of step 4 in painting environments natural cooling workpiece to room temperature.Lubricant can effectively reduce poly- power and resistance between pellet, high production efficiency, and powder particle is evenly distributed, and powder diameter is controllable, and has the function of corrosion-resistant.
Description
Technical field
The invention belongs to nano coating spraying technology fields, and in particular to a kind of plasma surface based on nanotechnology is molten
Cover preparation method.
Background technique
Plasma spraying technology is using the plasma-arc by DC powered as heat source, by ceramics, alloy, metal
Equal materials are heated to melting or semi-molten state, and form adhesion-tight to spray at a high speed by pretreated workpiece surface
The method of superficial layer, existing surface cladding material integral strength, wearability, caking property and insulating properties effect are unobvious, and
Production technology is complicated, consumes energy too big, does not have corrosion-resistant function.
Summary of the invention
The plasma surface cladding preparation method based on nanotechnology that the purpose of the present invention is to provide a kind of, on solving
It is unobvious to state existing surface cladding material integral strength, wearability, caking property and the insulating properties effect proposed in background technique,
And production technology is complicated, consumes energy too big, does not have the problem of corrosion-resistant function.
To achieve the above object, the invention provides the following technical scheme: a kind of plasma surface based on nanotechnology is molten
Preparation method is covered, including following parts by weight material is made:
Iron powder: 79-84.9 parts by weight, nickel powder: 0.8-1.2 parts by weight, chromium powder: 3.3-4.2 parts by weight, molybdenum powder: 0.6-1.3
Parts by weight, lubricant: 0.9-2.5 parts by weight, silicon powder: 5.0-5.5 parts by weight, aluminium powder: 4.5-6.3 parts by weight.
Specific step is as follows:
Step 1: carrying out sieving processing to the different materials in formula, carries out granularity Detection using laser particle analyzer；
Step 2: weighing corresponding iron powder, nickel powder, chromium powder, molybdenum powder, lubricant, silicon powder and aluminium powder in step 1, will be each
Material powder, which is added to, to be carried out uniformly being mixed and delivered in powder feeder in dry-powder mixer, spare；
Step 3: workpiece surface to be sprayed is cleaned using ultrasonic cleaner, and is dried；
Step 4: the workpiece to be sprayed of step 3 is fixed by fixture, using plasma spraying rifle in workpiece surface system
Standby coating；
Step 5: by the spraying workpiece of step 4 in painting environments natural cooling workpiece to room temperature；
Step 6: the coating surface of the spraying workpiece of step 5 is sprayed into one layer of deployed modified epoxy again and is applied
Layer.
Further, the partial size of molybdenum powder is 10 μm -12 μm in the step 1, and nickel powder partial size is not less than 30 μm, chromium powder grain
Diameter is 45-65 μm, and silicon powder partial size is 25-30 μm, and the partial size of aluminium powder is 30-45 μm, and iron powder partial size is 35-40 μm.
Further, blasting materials are to prepare with the powder from exothermic reaction performance in coating in the step 4
Keep the temperature of matrix at 500~700 DEG C in journey.
Further, the air inlet of plasma gun is connected with air accumulator, plasma spray by pipeline in the step 4
The powder entrance of rifle connects powder feeder by pipeline.
Further, modified epoxy coating is epoxy silicone resin, glass flake, pigment and dilution in step 6
Agent composition.
Further, the lubricant is micro mist wax.
Compared with prior art, the beneficial effects of the present invention are: coating material integral strength, wearability, caking property and absolutely
Edge significant effect, and simple production process, less energy-consuming, high production efficiency.It can be effectively reduced by mixed lubricant
Poly- power and resistance between material, effectively raise greasy property, are effectively raised by the nickel powder, chromium powder, molybdenum powder of addition
The strength and stability of Bulk coat can play corrosion resistance by silicon powder, carry out to the different materials in formula
Sieve processing carries out granularity Detection using laser particle analyzer, quickly understands the overall target of each dusty material, improve surface cladding
The coating surface of the spraying workpiece of step 5 is sprayed one layer of deployed modified epoxy again and applied by integral strength and stability
Layer has good corrosion resistance, improves the service life of cladding coating.
Specific embodiment
Below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the invention is clearly and completely described,
Obviously, described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.Based in the present invention
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the scope of protection of the invention.
Embodiment 1
A kind of plasma surface cladding preparation method based on nanotechnology, including following parts by weight material are made:
Iron powder: 84.9 parts by weight, nickel powder: 0.8 parts by weight, chromium powder: 3.3 parts by weight, molybdenum powder: 0.6 parts by weight, lubricant:
0.9 parts by weight, silicon powder: 5.0 parts by weight, aluminium powder: 4.5 parts by weight.
Specific step is as follows:
Step 1: carrying out sieving processing to the different materials in formula, carries out granularity Detection using laser particle analyzer；
Step 2: weighing corresponding iron powder, nickel powder, chromium powder, molybdenum powder, lubricant, silicon powder and aluminium powder in step 1, will be each
Material powder, which is added to, to be carried out uniformly being mixed and delivered in powder feeder in dry-powder mixer, spare；
Step 3: workpiece surface to be sprayed is cleaned using ultrasonic cleaner, and is dried；
Step 4: the workpiece to be sprayed of step 3 is fixed by fixture, using plasma spraying rifle in workpiece surface system
Standby coating；
Step 5: by the spraying workpiece of step 4 in painting environments natural cooling workpiece to room temperature；
Step 6: the coating surface of the spraying workpiece of step 5 is sprayed into one layer of deployed modified epoxy again and is applied
Layer.
Wherein, the partial size of molybdenum powder is 10 μm -12 μm in the step 1, and nickel powder partial size is not less than 30 μm, and chromium powder partial size is
45-65 μm, silicon powder partial size is 25-30 μm, and the partial size of aluminium powder is 30-45 μm, and iron powder partial size is 35-40 μm.
Wherein, blasting materials are with the powder from exothermic reaction performance, in coating preparation process in the step 4
Keep the temperature of matrix at 500~700 DEG C.
Wherein, the air inlet of plasma gun is connected with air accumulator by pipeline in the step 4, plasma gun
Powder entrance connects powder feeder by pipeline.
Wherein, modified epoxy coating is epoxy silicone resin, glass flake, pigment and diluent group in step 6
At.
Wherein, the lubricant is micro mist wax.
Embodiment 2
A kind of plasma surface cladding preparation method based on nanotechnology, including following parts by weight material are made:
Iron powder: 79 parts by weight, nickel powder: 1.2 parts by weight, chromium powder: 4.2 parts by weight, molybdenum powder: 1.3 parts by weight, lubricant: 2.5
Parts by weight, silicon powder: 5.5 parts by weight, aluminium powder: 6.3 parts by weight.
Specific step is as follows:
Step 1: carrying out sieving processing to the different materials in formula, carries out granularity Detection using laser particle analyzer；
Step 2: weighing corresponding iron powder, nickel powder, chromium powder, molybdenum powder, lubricant, silicon powder and aluminium powder in step 1, will be each
Material powder, which is added to, to be carried out uniformly being mixed and delivered in powder feeder in dry-powder mixer, spare；
Step 3: workpiece surface to be sprayed is cleaned using ultrasonic cleaner, and is dried；
Step 4: the workpiece to be sprayed of step 3 is fixed by fixture, using plasma spraying rifle in workpiece surface system
Standby coating；
Step 5: by the spraying workpiece of step 4 in painting environments natural cooling workpiece to room temperature；
Step 6: the coating surface of the spraying workpiece of step 5 is sprayed into one layer of deployed modified epoxy again and is applied
Layer.
Wherein, the partial size of molybdenum powder is 10 μm -12 μm in the step 1, and nickel powder partial size is not less than 30 μm, and chromium powder partial size is
45-65 μm, silicon powder partial size is 25-30 μm, and the partial size of aluminium powder is 30-45 μm, and iron powder partial size is 35-40 μm.
Wherein, blasting materials are with the powder from exothermic reaction performance, in coating preparation process in the step 4
Keep the temperature of matrix at 500~700 DEG C.
Wherein, the air inlet of plasma gun is connected with air accumulator by pipeline in the step 4, plasma gun
Powder entrance connects powder feeder by pipeline.
Wherein, modified epoxy coating is epoxy silicone resin, glass flake, pigment and diluent group in step 6
At.
Wherein, the lubricant is micro mist wax.
Embodiment 3
A kind of plasma surface cladding preparation method based on nanotechnology, including following parts by weight material are made:
Iron powder: 81.95 parts by weight, nickel powder: 1.0 parts by weight, chromium powder: 3.75 parts by weight, molybdenum powder: 0.95 parts by weight, lubrication
Agent: 1.7 parts by weight, silicon powder: 5.25 parts by weight, aluminium powder: 5.4 parts by weight.
Specific step is as follows:
Step 1: carrying out sieving processing to the different materials in formula, carries out granularity Detection using laser particle analyzer；
Step 2: weighing corresponding iron powder, nickel powder, chromium powder, molybdenum powder, lubricant, silicon powder and aluminium powder in step 1, will be each
Material powder, which is added to, to be carried out uniformly being mixed and delivered in powder feeder in dry-powder mixer, spare；
Step 3: workpiece surface to be sprayed is cleaned using ultrasonic cleaner, and is dried；
Step 4: the workpiece to be sprayed of step 3 is fixed by fixture, using plasma spraying rifle in workpiece surface system
Standby coating；
Step 5: by the spraying workpiece of step 4 in painting environments natural cooling workpiece to room temperature；
Step 6: the coating surface of the spraying workpiece of step 5 is sprayed into one layer of deployed modified epoxy again and is applied
Layer.
Wherein, the partial size of molybdenum powder is 10 μm -12 μm in the step 1, and nickel powder partial size is not less than 30 μm, and chromium powder partial size is
45-65 μm, silicon powder partial size is 25-30 μm, and the partial size of aluminium powder is 30-45 μm, and iron powder partial size is 35-40 μm.
Wherein, blasting materials are with the powder from exothermic reaction performance, in coating preparation process in the step 4
Keep the temperature of matrix at 500~700 DEG C.
Wherein, the air inlet of plasma gun is connected with air accumulator by pipeline in the step 4, plasma gun
Powder entrance connects powder feeder by pipeline.
Wherein, modified epoxy coating is epoxy silicone resin, glass flake, pigment and diluent group in step 6
At.
Wherein, the lubricant is micro mist wax.
Working effect of the invention: poly- power and resistance between pellet can be effectively reduced by mixed lubricant, effectively
Improve greasy property, the strength and stability of Bulk coat is effectively raised by the nickel powder, chromium powder, molybdenum powder of addition,
Corrosion resistance can be played by silicon powder, sieving processing is carried out to the different materials in formula, using laser particle analyzer into
Row granularity Detection quickly understands the overall target of each dusty material, the integral strength and stability of surface cladding is improved, by step
The coating surface of five spraying workpiece sprays one layer of deployed modified epoxy coating again, has good corrosion resistance,
Improve the service life of cladding coating.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (6)
1. a kind of plasma surface cladding preparation method based on nanotechnology, including following parts by weight material are made:
Iron powder: 79-84.9 parts by weight, nickel powder: 0.8-1.2 parts by weight, chromium powder: 3.3-4.2 parts by weight, molybdenum powder: 0.6-1.3 weight
Part, lubricant: 0.9-2.5 parts by weight, silicon powder: 5.0-5.5 parts by weight, aluminium powder: 4.5-6.3 parts by weight.
Specific step is as follows:
Step 1: carrying out sieving processing to the different materials in formula, carries out granularity Detection using laser particle analyzer；
Step 2: weighing corresponding iron powder, nickel powder, chromium powder, molybdenum powder, lubricant, silicon powder and aluminium powder in step 1, by each material
Powder, which is added to, to be carried out uniformly being mixed and delivered in powder feeder in dry-powder mixer, spare；
Step 3: workpiece surface to be sprayed is cleaned using ultrasonic cleaner, and is dried；
Step 4: the workpiece to be sprayed of step 3 is fixed by fixture, is prepared and is applied in workpiece surface using plasma spraying rifle
Layer；
Step 5: by the spraying workpiece of step 4 in painting environments natural cooling workpiece to room temperature；
Step 6: the coating surface of the spraying workpiece of step 5 is sprayed into one layer of deployed modified epoxy coating again.
2. a kind of plasma surface cladding preparation method based on nanotechnology according to claim 1, it is characterised in that:
The partial size of molybdenum powder is 10 μm -12 μm in the step 1, and nickel powder partial size is not less than 30 μm, and chromium powder partial size is 45-65 μm, silicon powder grain
Diameter is 25-30 μm, and the partial size of aluminium powder is 30-45 μm, and iron powder partial size is 35-40 μm.
3. a kind of plasma surface cladding preparation method based on nanotechnology according to claim 1, it is characterised in that:
Blasting materials are that the temperature of matrix is kept in coating preparation process with the powder from exothermic reaction performance in the step 4
At 500~700 DEG C.
4. a kind of plasma surface cladding preparation method based on nanotechnology according to claim 1, it is characterised in that:
The air inlet of plasma gun is connected with air accumulator by pipeline in the step 4, and the powder entrance of plasma gun passes through pipe
Road connects powder feeder.
5. a kind of plasma surface cladding preparation method based on nanotechnology according to claim 1, it is characterised in that:
Modified epoxy coating is epoxy silicone resin, glass flake, pigment and diluent composition in step 6.
6. a kind of plasma surface cladding preparation method based on nanotechnology according to claim 1, it is characterised in that:
The lubricant is micro mist wax.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810810765.XA CN109023218A (en) | 2018-07-23 | 2018-07-23 | A kind of plasma surface cladding preparation method based on nanotechnology |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810810765.XA CN109023218A (en) | 2018-07-23 | 2018-07-23 | A kind of plasma surface cladding preparation method based on nanotechnology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115261847A (en) * | 2022-07-11 | 2022-11-01 | 杨珍 | Molybdenum disilicide composite coating and preparation method thereof |
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|---|---|---|---|---|
| CN115261847A (en) * | 2022-07-11 | 2022-11-01 | 杨珍 | Molybdenum disilicide composite coating and preparation method thereof |
| CN115261847B (en) * | 2022-07-11 | 2024-04-02 | 西部鑫兴稀贵金属有限公司 | Molybdenum disilicide composite coating and preparation method thereof |
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Application publication date: 20181218 |