CN109576698A - A kind of method and device preparing composite material using region remelting - Google Patents
A kind of method and device preparing composite material using region remelting Download PDFInfo
- Publication number
- CN109576698A CN109576698A CN201811284861.1A CN201811284861A CN109576698A CN 109576698 A CN109576698 A CN 109576698A CN 201811284861 A CN201811284861 A CN 201811284861A CN 109576698 A CN109576698 A CN 109576698A
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- Prior art keywords
- composite material
- region
- blank
- ceramic particle
- induction coil
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- 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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- 238000000034 method Methods 0.000 title claims abstract description 42
- 239000002131 composite material Substances 0.000 title claims abstract description 33
- 239000000919 ceramic Substances 0.000 claims abstract description 46
- 239000002245 particle Substances 0.000 claims abstract description 42
- 239000000758 substrate Substances 0.000 claims abstract description 21
- 238000002844 melting Methods 0.000 claims abstract description 20
- 230000008018 melting Effects 0.000 claims abstract description 20
- 238000010438 heat treatment Methods 0.000 claims abstract description 15
- 239000011261 inert gas Substances 0.000 claims abstract description 6
- 238000004857 zone melting Methods 0.000 claims abstract description 6
- 230000006698 induction Effects 0.000 claims description 30
- 230000005540 biological transmission Effects 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 12
- 239000004020 conductor Substances 0.000 claims description 2
- 230000002708 enhancing effect Effects 0.000 claims description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052737 gold Inorganic materials 0.000 claims description 2
- 239000010931 gold Substances 0.000 claims description 2
- 239000011156 metal matrix composite Substances 0.000 claims description 2
- 238000002360 preparation method Methods 0.000 abstract description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 10
- 238000005266 casting Methods 0.000 description 7
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 6
- 229910052742 iron Inorganic materials 0.000 description 5
- 238000001764 infiltration Methods 0.000 description 4
- 239000004411 aluminium Substances 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 238000004663 powder metallurgy Methods 0.000 description 3
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008595 infiltration Effects 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000006798 recombination Effects 0.000 description 2
- 238000005215 recombination Methods 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 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
- C23C24/00—Coating starting from inorganic powder
- C23C24/08—Coating starting from inorganic powder by application of heat or pressure and heat
- C23C24/10—Coating starting from inorganic powder by application of heat or pressure and heat with intermediate formation of a liquid phase in the layer
- C23C24/103—Coating with metallic material, i.e. metals or metal alloys, optionally comprising hard particles, e.g. oxides, carbides or nitrides
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
Abstract
The present invention discloses a kind of method and device that composite material is prepared using region remelting, belongs to the preparation field of composite material.The method of the invention is that substrate blank upper and lower ends are fixed on the fixed chuck of region remelting device, and heating to it makes substrate enter zone-melting state；Ceramic particle is squeezed into blank using high velocity projector, unidirectionally mobile melt region makes to be solidified with ceramic particle melting zone upward or downward later；By melting, process of setting continue to carry out mobile melt region and squeeze into ceramic particle piece blank thereto composite material is made, whole operation process under vacuum conditions, or under inert gas shielding environment carries out.
Description
Technical field
The present invention relates to a kind of method and devices that composite material is prepared using region remelting, belong to the preparation of composite material
Field.
Background technique
Chinese invention patent CN201710680810.X discloses a kind of preparation side of ceramic particle metal-base composites
Method, this method using casting seep method prepare ceramic particle metallic composite, this method is easy to operate, easily with production, but
It is due to using cast-infiltration method easily to generate defect in recombination region, secondly ceramic particle can lead to ceramics because of molten metal impulse force
Particle is broken up, and causes recombination region uncontrollable, is also easy to produce casting flaw.Chinese invention patent CN201510035043.8 is announced
A kind of ceramic particle reinforced metal base composites and preparation method thereof.This method prepares composite wood using powder metallurgy process
Material.Uniform composite material can be prepared by preparing composite material using powder metallurgy process, while base material component is easily controllable not
The foundry slag being also easy to produce in cast-infiltration method, but such method composite material obtained porosity with higher are easily formed, it is right
The performance of material influences greatly, to constrain using and studying for composite material.The invention patent discloses a kind of heavy using region
The shortcomings that molten method prepares composite material, and the method can solve the preparation process of existing composite material, by using region
The inverse process of remelting refining material can get advantage possessed by existing technology of infiltration casting and powder metallurgical technique, can get whole
Body is uniform, imporosity rate, the composite material of no casting flaw.
Summary of the invention
Composite material is prepared using region remelting it is an object of the invention to overcome the deficiencies of the prior art and provide a kind of
Method, the shortcomings that can solve the preparation process of existing composite material, can by using the inverse process of region remelting refining material
Advantage possessed by existing technology of infiltration casting and powder metallurgical technique is obtained, can get whole uniform, imporosity rate, no casting is scarce
Sunken composite material, specifically includes the following steps:
(1) substrate blank upper and lower ends are fixed on the fixed chuck of region remelting device, by adjusting adding for induction coil
Thermal velocity and the speed of service make green part region form molten bath, and heating to it makes substrate enter zone-melting state；
(2) ceramic particle is squeezed into blank using high velocity projector, unidirectionally mobile melt region makes to have upward or downward later
The melting zone of ceramic particle is solidified；By melting, process of setting continue to carry out make piece blank be made ceramics enhancing gold
Metal-matrix composite material, whole operation process under vacuum conditions, or under inert gas shielding environment carry out.
Substrate blank of the present invention is conductive material, such as iron, aluminium, copper, zinc material.
Preferably, induction coil heating power of the present invention is 200kW ~ 300kW, and the speed of service is 0.1m/min ~ 5m/
min。
Preferably, density contrast >=3g/cm3 between ceramic particle and substrate of the present invention；Such as iron-based selection tungsten carbide
Ceramic particle, iron-based selection aluminium oxide, aluminium base select diamond etc..
Preferably, ceramic particle of the present invention squeezes into speed >=10m/s of blank.
In ceramic particle feed bin 3, ceramic particle feed bin 3 is sprayed ceramic particle of the present invention by conduit 9 and high speed
First 6 connection, the melting zone face of high velocity projector 6 and substrate blank.
So that green part region is formed molten bath by adjusting the heating speed and the speed of service of induction coil, passes through height later
Pressure spray head makes ceramic particle high speed enter melting zone, and powder leads to uniformly at the top of melting zone or bottom under the action of gravity and buoyancy
It crosses and moves induction coil, melting zone is mobile to fixed-direction with fixed speed, so that entire blank be made to form uniform composite material.
The purpose of the present invention is to provide the method equipment therefor, which is that region remelting apparatus includes fixed chuck
1, vacuum chamber 2, guide rail 4, transmission device 5, induction coil 8, fixed chuck 1, guide rail 4, transmission device 5, induction coil 8 are respectively positioned on
The inside of vacuum chamber 2, fixed chuck 1 are set there are two the upper and lower part of vacuum chamber 2 is located at, for fixing blank 7, in base
Expect that 7 two sides are symmetrically arranged with induction coil 8, induction coil 8 is fixed on transmission device 5, and transmission device 5 is fixed on guide rail 4, can
It is moved up and down along guide rail；Improvement is: ceramic particle feed bin 3 is equipped in vacuum chamber 2, ceramic particle feed bin 3 passes through conduit 9
It is connected to high velocity projector 6, the position of high velocity projector 6 and the melt region face of substrate blank, high velocity projector 6 pass through connecting rod 10
It is fixedly connected with transmission device 5, enables high velocity projector 6 and 8 synchronizing moving of induction coil.
Beneficial effects of the present invention:
(1) substrate and ceramic particle choosing multiple material, to well adapting to property of conductive base.
(2) by region remelting, forming molten bath makes to have preferably between the ceramic particle and substrate of made composite material
Binding ability.
(3) it can make the remaining gas in blank that can be discharged by melting zone using region remelting.
(4) composite material produced has preferable performance, while having both the advantages of casting blends powder metallurgy, to doing theory
Research sample preparation has biggish improvement to act on.
Detailed description of the invention
The structural schematic diagram of Fig. 1 equipment therefor of the embodiment of the present invention.
In figure: 1- fixed chuck, 2- vacuum chamber, 3- ceramic particle feed bin, 4- guide rail, 5- transmission device, 6- high velocity projector,
7- blank, 8- induction coil, 9- conduit, 10- connecting rod.
Specific embodiment
Invention is further described in detail in the following with reference to the drawings and specific embodiments, but protection scope of the present invention is simultaneously
It is not limited to the content.
Equipment therefor of embodiment of the present invention structure is as shown in Figure 1, be to improve and obtain on existing region remelting device
It arrives, existing region remelting device mainly includes fixed chuck 1, vacuum chamber 2, guide rail 4, transmission device 5, induction coil 8, is fixed
Collet 1, guide rail 4, transmission device 5, induction coil 8 are respectively positioned on the inside of vacuum chamber 2, and fixed chuck 1 sets that there are two be located at
The upper and lower part of vacuum chamber 2 is symmetrically arranged with induction coil 8 in 7 two sides of blank, induction coil 8 is fixed for fixing blank 7
On transmission device 5, transmission device 5 is fixed on guide rail 4, can be moved up and down along guide rail；Improvement of the invention is: in vacuum
Ceramic particle feed bin 3 is equipped in room 2, ceramic particle feed bin 3 is connected to by conduit 9 with high velocity projector 6, the position of high velocity projector 6
With the melt region face of substrate blank, high velocity projector 6 is fixedly connected by connecting rod 10 with transmission device 5, makes high velocity projector 6
It can synchronizing moving with induction coil 8.
The connecting rod 10 selects insulating ceramic materials, and be set forth in high velocity projector 6 should have heat resistance, guarantees it in past base
Ceramic particle is added in material to be gone on smoothly.
Embodiment 1
A method of composite material being prepared using region remelting, specifically includes the following steps:
(1) substrate blank (iron-based) upper and lower ends are fixed on the fixed chuck of region remelting device, by adjusting the line of induction
The heating speed and the speed of service of circle make green part region form molten bath, and heating to it makes substrate enter zone-melting state；
(2) ceramic particle (WC particle) is squeezed into the melting zone of blank using high velocity projector, ceramic particle squeezes into the speed of blank
10m/s, unidirectional mobile melt region solidifies the melting zone with ceramic particle upwards later；By melting, solidifying
The continuing to carry out of journey makes piece blank be made Ceramic Reinforced MMCs, whole operation process under vacuum conditions, or
It is carried out under inert gas shielding environment；Used induction coil is by the limitation of guide rail and the effect of transmission device with the side of fixation
It is moved upwards to speed；The induction coil heating power is 200kW, speed of service 0.1m/min.
Embodiment 2
A method of composite material being prepared using region remelting, specifically includes the following steps:
(1) substrate blank (aluminium base) upper and lower ends are fixed on the fixed chuck of region remelting device, by adjusting the line of induction
The heating speed and the speed of service of circle make green part region form molten bath, and heating to it makes substrate enter zone-melting state；
(2) ceramic particle (diamond) is squeezed into the melting zone of blank using high velocity projector, ceramic particle squeezes into the speed of blank
15m/s, unidirectional mobile melt region solidifies the melting zone with ceramic particle downwards later；By melting, solidifying
The continuing to carry out of journey makes piece blank be made Ceramic Reinforced MMCs, whole operation process under vacuum conditions, or
It is carried out under inert gas shielding environment；Used induction coil by under the action of the limitation of guide rail and transmission device with fixation
Direction and speed move upwards；The induction coil heating power is 300kW, speed of service 5m/min.
Embodiment 3
A method of composite material being prepared using region remelting, specifically includes the following steps:
(1) substrate blank (iron-based) upper and lower ends are fixed on the fixed chuck of region remelting device, by adjusting the line of induction
The heating speed and the speed of service of circle make green part region form molten bath, and heating to it makes substrate enter zone-melting state；
(2) ceramic particle (aluminium oxide) is squeezed into the melting zone of blank using high velocity projector, ceramic particle squeezes into the speed of blank
20m/s, unidirectional mobile melt region solidifies the melting zone with ceramic particle downwards later；By melting, solidifying
The continuing to carry out of journey makes piece blank be made Ceramic Reinforced MMCs, whole operation process under vacuum conditions, or
It is carried out under inert gas shielding environment；Used induction coil by under the action of the limitation of guide rail and transmission device with fixation
Direction and speed move upwards；The induction coil heating power is 250kW, speed of service 3m/min.
There is preferable binding ability between the ceramic particle and substrate of the composite material that the embodiment of the present invention is prepared.
Claims (6)
1. a kind of method for preparing composite material using region remelting, which is characterized in that specifically includes the following steps:
(1) substrate blank upper and lower ends are fixed on the fixed chuck of region remelting device, base is made by induction coil heating
Material enters zone-melting state；
(2) ceramic particle is squeezed into blank using high velocity projector, unidirectionally mobile melt region makes to have upward or downward later
The melting zone of ceramic particle is solidified；By melting, process of setting continue to carry out make piece blank be made ceramics enhancing gold
Metal-matrix composite material, whole operation process under vacuum conditions, or under inert gas shielding environment carry out.
2. the method for preparing composite material using region remelting according to claim 1, it is characterised in that: the substrate blank
For conductive material.
3. the method for preparing composite material using region remelting according to claim 1, it is characterised in that: induction coil heating
Power is 200kW ~ 300kW, and the speed of service is 0.1m/min ~ 5m/min.
4. the method for preparing composite material using region remelting according to claim 1, it is characterised in that: ceramic particle and base
Density contrast >=3g/cm3 between material.
5. the method for preparing composite material using region remelting according to claim 1, it is characterised in that: ceramic particle is squeezed into
Speed >=10m/s of blank.
6. it includes fixed chuck (1), vacuum chamber (2), guide rail that claim 1 the method equipment therefor, which is region remelting apparatus,
(4), transmission device (5), induction coil (8), fixed chuck (1), guide rail (4), transmission device (5), induction coil (8) are respectively positioned on
The inside of vacuum chamber (2), fixed chuck (1) are set there are two the upper and lower parts of vacuum chamber (2) is located at, for fixing blank
(7), it is symmetrically arranged with induction coil (8) in blank (7) two sides, induction coil (8) is fixed on transmission device (5), transmission device
(5) it is fixed on guide rail (4), can be moved up and down along guide rail；It is characterized by: being equipped with ceramic particle feed bin in vacuum chamber (2)
(3), ceramic particle feed bin (3) is connected to by conduit (9) with high velocity projector (6), position and the substrate blank of high velocity projector (6)
Melt region face, high velocity projector (6) are fixedly connected by connecting rod (10) with transmission device (5), and high velocity projector (6) and sense are made
Answer coil (8) can synchronizing moving.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811284861.1A CN109576698A (en) | 2018-10-31 | 2018-10-31 | A kind of method and device preparing composite material using region remelting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811284861.1A CN109576698A (en) | 2018-10-31 | 2018-10-31 | A kind of method and device preparing composite material using region remelting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109576698A true CN109576698A (en) | 2019-04-05 |
Family
ID=65920895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811284861.1A Pending CN109576698A (en) | 2018-10-31 | 2018-10-31 | A kind of method and device preparing composite material using region remelting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109576698A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110144580A (en) * | 2019-04-19 | 2019-08-20 | 长江大学 | A kind of numerically controlled automatic stock composite pipe spraying device |
| CN112144004A (en) * | 2020-08-20 | 2020-12-29 | 西安交通大学 | Blade tip wear-resistant cutting coating with saturated mosaic structure and preparation method thereof |
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| CN102191495A (en) * | 2010-03-05 | 2011-09-21 | 南昌航空大学 | Method for quickly preparing metal ceramic coating through laser induced composite fusioncast |
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| US20160375523A1 (en) * | 2013-07-02 | 2016-12-29 | Eaton Corporation | Laser cladding with carbide hard particles |
| CN209292450U (en) * | 2018-10-31 | 2019-08-23 | 昆明理工大学 | A kind of region remelting apparatus preparing composite material |
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2018
- 2018-10-31 CN CN201811284861.1A patent/CN109576698A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004195512A (en) * | 2002-12-18 | 2004-07-15 | Nippon Steel Corp | Surface layer reforming method for steel cast slab, reformed cast slab, and processed product |
| JP2006061923A (en) * | 2004-08-25 | 2006-03-09 | Nippon Steel Corp | Method for fusion-treating surface layer of metal material |
| CN101220475A (en) * | 2008-01-16 | 2008-07-16 | 哈尔滨工业大学 | Argon arc melting injection method for surface layer composite material with ceramic particle as reinforcing phase |
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| CN110144580A (en) * | 2019-04-19 | 2019-08-20 | 长江大学 | A kind of numerically controlled automatic stock composite pipe spraying device |
| CN112144004A (en) * | 2020-08-20 | 2020-12-29 | 西安交通大学 | Blade tip wear-resistant cutting coating with saturated mosaic structure and preparation method thereof |
| CN112144004B (en) * | 2020-08-20 | 2021-12-28 | 西安交通大学 | Blade tip wear-resistant cutting coating with saturated mosaic structure and preparation method thereof |
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Application publication date: 20190405 |