CN109680234A - A kind of method that electric arc spraying prepares high-melting-point solid-state continuous film - Google Patents
A kind of method that electric arc spraying prepares high-melting-point solid-state continuous film Download PDFInfo
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- CN109680234A CN109680234A CN201710961669.0A CN201710961669A CN109680234A CN 109680234 A CN109680234 A CN 109680234A CN 201710961669 A CN201710961669 A CN 201710961669A CN 109680234 A CN109680234 A CN 109680234A
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- continuous film
- state continuous
- electric arc
- solid
- arc spraying
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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
- C23C4/02—Pretreatment of the material to be coated, e.g. for coating on selected surface areas
-
- 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
-
- 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
- C23C4/129—Flame 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
- C23C4/12—Coating by spraying the coating material in the molten state, e.g. by flame, plasma or electric discharge characterised by the method of spraying
- C23C4/131—Wire arc spraying
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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
The invention discloses a kind of methods that electric arc spraying prepares high-melting-point solid-state continuous film, the refractory metal solid-state continuous film includes basal layer, middle layer and metal layer, the preparation method includes the following steps: the surface treatment of (1) base material, (2) acetylene-oxygen flame sprays middle layer, (3) interlayer surfaces grinding process, (4) electric arc spraying hot metal solid-state continuous film.The solid-state continuous film prepared through the above way is with a thickness of 2~5mm.A kind of method that electric arc spraying prepares high-melting-point solid-state continuous film of the present invention, its preparation section is reasonable, it is simple to operate, it can effectively avoid the big problem of difference of thermal expansion coefficients between refractory metal and substrate, the defects of prepared refractory metal solid-state continuous film surface compact, is firmly combined between middle layer and substrate, no warpage, cracking, and its thickness is larger, has a wide range of application.
Description
Technical field
The present invention relates to the continuous technical field of membrane of metal solid-state, prepare high-melting-point solid-state more particularly to a kind of electric arc spraying
The method of continuous film.
Background technique
The continuous film raw material of solid-state used in refractory metal solid-state continuous film is rare metal class, this metalloid has hardness
Greatly, it the advantages that heat-resist, corrosion-resistant, is industrially widely used.Electric arc spraying, which prepares metal solid-state continuous film, to be had
Simple and convenient, the advantages that shaping efficiency is high, be the preparation method being widely used in metal solid-state continuous film preparation technical field.But
Using electric arc spraying process directly when substrate material surface spraying prepares refractory metal solid-state continuous film, due between the two
Difference of thermal expansion coefficients it is larger, and refractory metal is difficult to melt, and running parameter is made to be difficult to grasp, and then makes the metal of preparation
The shrinking percentage of solid-state continuous film, thermal stress and porosity are all bigger, and solid-state continuous film is easily-deformable, and send out in substrate material surface
The defects of giving birth to warpage, cracking and flaking off.
Summary of the invention
The invention mainly solves the technical problem of providing a kind of improved electric arc sprayings to prepare high-melting-point solid-state continuous film
Method, can effectively solve the problem that electric arc spraying prepares the above problem existing for high-melting-point solid-state continuous film.
In order to solve the above technical problems, one technical scheme adopted by the invention is that: it is high to provide a kind of electric arc spraying preparation
The method of fusing point solid-state continuous film, the refractory metal solid-state continuous film include basal layer, middle layer and metal layer, the system
Preparation Method includes the following steps:
(1) surface treatment of base material: substrate material surface is subjected to sandblasting grinding process, is then sequentially placed into
It fills and is cleaned by ultrasonic 5~10min in the ultrasonator of ether and clear water respectively, it is spare to dry moisture after taking-up；
(2) acetylene-oxygen flame sprays middle layer: the linear thermoplastic's plastics for being 5~15mm using diameter are adopted as sprayed on material
One layer of thermoplastic interlayer is sprayed in the substrate surface that handles through step (1) with acetylene-oxygen spraying process；
(3) interlayer surfaces grinding process: after the 6~12h of thermoplastic interlayer room temperature curing prepared in step (2),
Its surface is polished flat with abrasive band, is then cleaned and is dried with clear water；
(4) electric arc spraying hot metal solid-state continuous film: electric arc spraying is carried out in surface treated interlayer surfaces
Refractory metal solid-state continuous film, the spraying parameter are as follows: 30~50V of spray voltage, 100~150A of spraying current, spray
Apply 250~280mm of distance, 45~90 ° of spray angle.
In a preferred embodiment of the present invention, the thermoplastic is polyethylene or polypropylene.
In a preferred embodiment of the present invention, in the step (2), the acetylene-oxygen thermal spraying temperature be 150~
180℃。
In a preferred embodiment of the present invention, in the step (3), the polishing rate in the abrasive band is 8~10m/s,
Middle layer with a thickness of 1.5~3mm after the polishing.
In a preferred embodiment of the present invention, the refractory metal solid-state continuous film with a thickness of 2~5mm.
The beneficial effects of the present invention are: a kind of method that electric arc spraying prepares high-melting-point solid-state continuous film of the present invention, system
Standby process is reasonable, simple to operate, can effectively avoid the big problem of difference of thermal expansion coefficients between refractory metal and substrate,
Prepared refractory metal solid-state continuous film surface compact, is firmly combined, no warpage, cracking etc. between middle layer and substrate
Defect, and its thickness is larger, has a wide range of application.
Specific embodiment
The preferred embodiments of the present invention will be described in detail below so that advantages and features of the invention can be easier to by
It will be appreciated by those skilled in the art that so as to make a clearer definition of the protection scope of the present invention.The embodiment of the present invention
Include:
Embodiment 1
(1) surface treatment of base material: using stainless steel as base material, and use partial size for 100 μm of diamond dust pair
Its surface carries out sandblasting grinding process, the blasting craft are as follows: blasting pressure 0.4MPa, sandblasting distance 10mm, sandblasting angle
It 90 °, is then sequentially placed into the ultrasonator for filling ether and clear water and is cleaned by ultrasonic 10min and 5min respectively, taken out
After to dry moisture spare；
(2) acetylene-oxygen flame spray middle layer: using diameter for 5mm linear vinyon as sprayed on material, using second
Alkynes-oxygen spraying process sprays layer of polyethylene middle layer to treated stainless steel surface at 150 DEG C；
(3) interlayer surfaces grinding process: above-mentioned polyethylene middle layer is placed in after solidifying 6~12h at room temperature, uses abrasive band
Its surface is polished flat with the revolving speed of 8m/s, is cleaned and is dried with clear water, is obtained in the thermoplastic polyethylene with a thickness of 1.5mm
Interbed；
(4) electric arc spraying hot metal solid-state continuous film: in surface treated interlayer surfaces electric arc spraying Gao Rong
Point molybdenum solid-state continuous film, the spraying parameter are as follows: spray voltage 30V, spraying current 150A, spray distance 250mm, spraying
45~90 ° of angle, obtain the metal solid-state continuous film for the surface compact that a layer thickness is 2.
Embodiment 2
(1) surface treatment of base material: using cast iron as base material, and using partial size is 80 μm of diamond dust to its table
Face carries out sandblasting grinding process, the blasting craft are as follows: blasting pressure 0.45MPa, sandblasting distance 10mm, 90 ° of sandblasting angle, so
It is sequentially placed into the ultrasonator for filling ether and clear water afterwards and is cleaned by ultrasonic 10min and 5min respectively, dried after taking-up
Moisture is spare；
(2) acetylene-oxygen flame spray middle layer: the linear polypropylene plastics for being 10~15mm using diameter as sprayed on material,
One layer polypropylene middle layer is sprayed to treated Cast Iron Surface at 160~180 DEG C using acetylene-oxygen spraying process；
(3) interlayer surfaces grinding process: above-mentioned polyethylene middle layer is placed in after solidifying 6~12h at room temperature, uses abrasive band
Its surface is polished flat with the revolving speed of 10m/s, is cleaned and is dried with clear water, is obtained in the thermoplastic polypropylene with a thickness of 3mm
Interbed；
(4) electric arc spraying hot metal solid-state continuous film: in surface treated interlayer surfaces electric arc spraying Gao Rong
Point Cr-Zr alloy solid-state continuous film, the spraying parameter are as follows: spray voltage 50V, spraying current 100A, spray distance
280mm, obtains the metal solid-state continuous film for the surface compact that a layer thickness is 5 by 45~90 ° of spray angle.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (1)
1. a kind of method that electric arc spraying prepares high-melting-point solid-state continuous film, which is characterized in that the preparation method includes as follows
Step:
(1) surface treatment of base material: substrate material surface is subjected to sandblasting grinding process, is then sequentially placed into and is filled
It is cleaned by ultrasonic 5~10min in the ultrasonator of ether and clear water respectively, it is spare to dry moisture after taking-up；
(2) acetylene-oxygen flame sprays middle layer: the linear thermoplastic's plastics for being 5~15mm using diameter is sprayed on material, using second
Alkynes-oxygen spraying process sprays one layer of thermoplastic interlayer in the substrate surface handled through step (1)；
(3) interlayer surfaces grinding process: after the 6~12h of thermoplastic interlayer room temperature curing prepared in step (2), sand is used
Band polishes flat its surface, is then cleaned and is dried with clear water；
(4) electric arc spraying hot metal solid-state continuous film: electric arc spraying Gao Rong is carried out in surface treated interlayer surfaces
Point metal solid-state continuous film, the spraying parameter are as follows: 30~50V of spray voltage, 100~150A of spraying current, spraying away from
From 250~280mm, 45~90 ° of spray angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710961669.0A CN109680234A (en) | 2017-10-17 | 2017-10-17 | A kind of method that electric arc spraying prepares high-melting-point solid-state continuous film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710961669.0A CN109680234A (en) | 2017-10-17 | 2017-10-17 | A kind of method that electric arc spraying prepares high-melting-point solid-state continuous film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109680234A true CN109680234A (en) | 2019-04-26 |
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ID=66182733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710961669.0A Pending CN109680234A (en) | 2017-10-17 | 2017-10-17 | A kind of method that electric arc spraying prepares high-melting-point solid-state continuous film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109680234A (en) |
-
2017
- 2017-10-17 CN CN201710961669.0A patent/CN109680234A/en active Pending
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| PB01 | Publication | ||
| PB01 | Publication | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190426 |