CN109440105A - A kind of preparation method of machining tool - Google Patents
A kind of preparation method of machining tool Download PDFInfo
- Publication number
- CN109440105A CN109440105A CN201811484162.1A CN201811484162A CN109440105A CN 109440105 A CN109440105 A CN 109440105A CN 201811484162 A CN201811484162 A CN 201811484162A CN 109440105 A CN109440105 A CN 109440105A
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- CN
- China
- Prior art keywords
- cutter
- powder
- template
- carried out
- plasma spraying
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- C23C14/00—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material
- C23C14/06—Coating by vacuum evaporation, by sputtering or by ion implantation of the coating forming material characterised by the coating material
- C23C14/0641—Nitrides
-
- 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
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
- C23C28/32—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer
- C23C28/324—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer with at least one metal matrix material layer comprising a mixture of at least two metals or metal phases or a metal-matrix material with hard embedded particles, e.g. WC-Me
-
- 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
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
- C23C28/34—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates
- C23C28/347—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates with layers adapted for cutting tools or wear applications
-
- 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
- C23C4/134—Plasma spraying
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Plasma & Fusion (AREA)
- Inorganic Chemistry (AREA)
- Coating By Spraying Or Casting (AREA)
Abstract
Hard alloy class powder tungsten carbide and Ni are carried out electric smelting sintering by the preparation method that the present invention provides a kind of machining tool, and the rear powder size obtained using crush method is 30 μm, and dried powder is sent into plasma spraying equipment；Smooth treatment is carried out to thickness 1cm template copper-based surfaces, clean processing then is carried out to reticle surface using dry air；Start paint finishing and manipulator carries out plasma spraying, technological parameter are as follows: main gas is Ar and N2, and the throughput of argon gas is 120L/min, and the throughput of nitrogen is 40L/min；The present invention utilizes the cutter of plasma spray technology preparation, micro-pore shape, aperture, distribution (be uniformly distributed and gradient distribution) and porosity are controlled by adjusting material prescription and spraying parameter, to allow cutter that there is the ability of absorption cooling-lubricant in use, cutter cooling and lubricating ability is improved.
Description
Technical field
The present invention relates to a kind of preparation methods of machining tool, belong to field of mechanical technique.
Background technique
Chinese patent 201210061142.X " a kind of ceramice kuife material based on nitrided silicon and preparation method thereof ",
" 201010590272.3 ultrafine WC particulate reinforcement reinforcement TiB2 base composite ceramic cutter material and preparation method thereof " and
200810031010.6 " titanium carbide nitride based metal ceramic cutter material and its preparation process of boracic " patents are all by base
Other materials are added in body material or element prepares powder, are then carried out hot pressed sintering and are obtained cutter.
Summary of the invention
The present invention provides a kind of preparation method of machining tool, can overcome defect described above.
In order to solve the above technical problems, the invention provides the following technical scheme: a kind of preparation method of machining tool,
The specific steps of which are as follows:
(1) hard alloy class powder tungsten carbide and Ni are subjected to electric smelting sintering, the powder grain then obtained using crush method
Degree is 30 μm, and dried powder is sent into plasma spraying equipment；
(2) smooth treatment (Ra≤1 μm) is carried out to thickness 1cm template copper-based surfaces, then using dry air to template
Surface carries out clean processing；
(3) start paint finishing and manipulator carries out plasma spraying, technological parameter are as follows: main gas is Ar and N2, argon gas
Throughput is 120L/min, and the throughput of nitrogen is 40L/min；Operating current is 450A, operating voltage 180V；Powder feeder is sent
Powder gas is Ar, gas flow 60L/min；Nozzle distance matrix distance is 12cm, and the movement speed of nozzle is 0.03m/s,
Required thickness plasma spraying is once completed according to template certain orientation；For obtained spraying cutter with a thickness of 60mm, porosity can
Up to 4%, aperture, 4 μm of cutter；
(4) carrying out natural cooling to the template for being coated with cutter material leads to knife due to the thermal expansion coefficient difference of the two
Tool material is automatically separated with template, obtains cutter parent；
(5) surface covering coating is carried out to cutter parent, forms AlTiN coating using PVD, then carries out surface processing,
Cutter is obtained by cutting, polishing and polishing；It obtains the hardness HRC70 of cutter, destroy toughness 9MPam0.5.
The preparation method of this machining tool of the present invention, the cutter prepared using plasma spray technology, can be with
Micro-pore shape is controlled by adjusting material prescription and spraying parameter, aperture, distribution (are uniformly distributed and gradient point
Cloth) and porosity, so as to allow cutter that there is the ability of absorption cooling-lubricant, the cooling profit of raising cutter in use
Sliding ability guarantees to improve cutter life and speed from sword.
Specific embodiment
A kind of preparation method of machining tool, the specific steps of which are as follows:
(1) hard alloy class powder tungsten carbide and Ni are subjected to electric smelting sintering, the powder grain then obtained using crush method
Degree is 30 μm, and dried powder is sent into plasma spraying equipment；
(2) smooth treatment (Ra≤1 μm) is carried out to thickness 1cm template copper-based surfaces, then using dry air to template
Surface carries out clean processing；
(3) start paint finishing and manipulator carries out plasma spraying, technological parameter are as follows: main gas is Ar and N2, argon gas
Throughput is 120L/min, and the throughput of nitrogen is 40L/min；Operating current is 450A, operating voltage 180V；Powder feeder is sent
Powder gas is Ar, gas flow 60L/min；Nozzle distance matrix distance is 12cm, and the movement speed of nozzle is 0.03m/s,
Required thickness plasma spraying is once completed according to template certain orientation；For obtained spraying cutter with a thickness of 60mm, porosity can
Up to 4%, aperture, 4 μm of cutter；
(4) carrying out natural cooling to the template for being coated with cutter material leads to knife due to the thermal expansion coefficient difference of the two
Tool material is automatically separated with template, obtains cutter parent；
(5) surface covering coating is carried out to cutter parent, forms AlTiN coating using PVD, then carries out surface processing,
Cutter is obtained by cutting, polishing and polishing；The present embodiment is prepared the hardness HRC70 of cutter, destroys toughness 9MPa
m0.5。
The preparation method of this machining tool of the present invention, the cutter prepared using plasma spray technology, can be with
Micro-pore shape is controlled by adjusting material prescription and spraying parameter, aperture, distribution (are uniformly distributed and gradient point
Cloth) and porosity, so as to allow cutter that there is the ability of absorption cooling-lubricant, the cooling profit of raising cutter in use
Sliding ability guarantees to improve cutter life and speed from sword.
Specific embodiment of the present invention does not constitute the limitation to the application range, all in present inventive concept
Within spirit and principle, any modifications, equivalent replacements, and improvements etc. that one of skill in the art can make be should be included in
Within protection scope of the present invention.
Claims (1)
1. a kind of preparation method of machining tool, it is characterised in that: the specific steps of which are as follows:
(1) hard alloy class powder tungsten carbide and Ni are subjected to electric smelting sintering, are then using the powder size that crush method obtains
30 μm, dried powder is sent into plasma spraying equipment；
(2) smooth treatment (Ra≤1 μm) is carried out to thickness 1cm template copper-based surfaces, then using dry air to reticle surface
Carry out clean processing；
(3) start paint finishing and manipulator carries out plasma spraying, technological parameter are as follows: main gas is Ar and N2, the air-flow of argon gas
Amount is 120L/min, and the throughput of nitrogen is 40L/min；Operating current is 450A, operating voltage 180V；Powder feeder powder feeding gas
Body is Ar, gas flow 60L/min；Nozzle distance matrix distance is 12cm, and the movement speed of nozzle is 0.03m/s, according to
Template certain orientation once completes required thickness plasma spraying；For obtained spraying cutter with a thickness of 60mm, porosity is reachable
4%, the cutter in 4 μm of aperture；
(4) carrying out natural cooling to the template for being coated with cutter material leads to cutter material due to the thermal expansion coefficient difference of the two
Material is automatically separated with template, obtains cutter parent；
(5) surface covering coating is carried out to cutter parent, forms AlTiN coating using PVD, then carries out surface processing, pass through
Cutting, polishing and polishing obtain cutter；It obtains the hardness HRC70 of cutter, destroy toughness 9MPam0.5。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811484162.1A CN109440105A (en) | 2018-12-06 | 2018-12-06 | A kind of preparation method of machining tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811484162.1A CN109440105A (en) | 2018-12-06 | 2018-12-06 | A kind of preparation method of machining tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109440105A true CN109440105A (en) | 2019-03-08 |
Family
ID=65556809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811484162.1A Withdrawn CN109440105A (en) | 2018-12-06 | 2018-12-06 | A kind of preparation method of machining tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109440105A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2707688C1 (en) * | 2019-07-11 | 2019-11-28 | федеральное государственное автономное образовательное учреждение высшего образования Национальный исследовательский Томский политехнический университет | Device for forming coating from cubic tungsten carbide |
-
2018
- 2018-12-06 CN CN201811484162.1A patent/CN109440105A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2707688C1 (en) * | 2019-07-11 | 2019-11-28 | федеральное государственное автономное образовательное учреждение высшего образования Национальный исследовательский Томский политехнический университет | Device for forming coating from cubic tungsten carbide |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190308 |