CN110128144A - A kind of metal and ceramic composite - Google Patents
A kind of metal and ceramic composite Download PDFInfo
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- CN110128144A CN110128144A CN201910502987.XA CN201910502987A CN110128144A CN 110128144 A CN110128144 A CN 110128144A CN 201910502987 A CN201910502987 A CN 201910502987A CN 110128144 A CN110128144 A CN 110128144A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y10/00—Processes of additive manufacturing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y70/00—Materials specially adapted for additive manufacturing
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
- C04B35/56—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
- C04B35/6303—Inorganic additives
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
- C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
- C04B35/632—Organic additives
- C04B35/634—Polymers
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B37/00—Joining burned ceramic articles with other burned ceramic articles or other articles by heating
- C04B37/02—Joining burned ceramic articles with other burned ceramic articles or other articles by heating with metallic articles
- C04B37/021—Joining burned ceramic articles with other burned ceramic articles or other articles by heating with metallic articles in a direct manner, e.g. direct copper bonding [DCB]
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
- C04B2235/65—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes
- C04B2235/656—Aspects relating to heat treatments of ceramic bodies such as green ceramics or pre-sintered ceramics, e.g. burning, sintering or melting processes characterised by specific heating conditions during heat treatment
- C04B2235/6567—Treatment time
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Powder Metallurgy (AREA)
Abstract
The invention discloses a kind of metal and ceramic composites, including ceramic skeleton and metallic matrix, the inside of metallic matrix is equipped with ceramic skeleton, and ceramic skeleton is the space network that several ceramic rods by several hollow ceramic balls and for connecting two adjacent hollow ceramic balls form.The present invention has rational design, and the shapes and sizes of skeleton are accurately controlled in conjunction with 3D printing, complies with the expanded production of product, and good forming effect precision is high, can generate completely by preset structure, and repeatability and high production efficiency；Ceramic skeleton in rule orderly distribution in the base, reduce to greatest extent it is possible that ceramic particle be bonded caused by extending stress band come failure damage；Interlocking structure is formed with matrix, hinders the germinating of crackle, gives full play to the excellent properties of ceramics with matrix.
Description
Technical field
The invention belongs to technical field of composite materials, and in particular to a kind of metal and ceramic composite.
Background technique
Metal and ceramics are industry and the widely applied material of civil field.Steel in metal is widely distributed, easy because of its
In exploitation, cheap, machinability is good and is widely used, but haves the shortcomings that than great, product members are heavy.Pottery
Porcelain products have the advantages that raw material cost is low, wear-resisting, corrosion resistant, the disadvantage is that frangible after molding, reprocessing difficulty.And it is golden
Belong to the heterogeneous composite material that ceramic composite is made of one or more ceramic phases and metal or alloy, its object is to handles
Both high rigidity, high temperature resistant, the good wearability of ceramics are combined with the toughness of metallic matrix and plasticity, effectively play
Advantage.
Specific shape is made in precast body by Chinese invention patent CN101899585A, such as: column, strip, bulk, honeycomb
Shape, then that precast body is regularly arranged in casting mold end face, last pouring liquid made of metal is for composite material.The preparation side of the invention
Method process is complicated, and distribution of the precast body in casting mold can not be controlled accurately, the space structure poor repeatability of composite material.
Summary of the invention
The purpose of the present invention is to provide a kind of metal and ceramic composites, to solve proposed in above-mentioned background technique
The problem of.
To achieve the above object, the present invention is the following technical schemes are provided: a kind of metal and ceramic composite, structure are wanted
Point is: including ceramic skeleton and metallic matrix, the inside of the metallic matrix is equipped with ceramic skeleton, and ceramic skeleton is served as reasons
The space network of several hollow ceramic balls and several ceramic rods composition for connecting two adjacent hollow ceramic balls.
Preferably, ceramic skeleton is made of ceramic material, wherein ceramic material includes ceramic powder and binder, and ceramic powder
It is mixed including one or more of ceramic oxide particle, carbide ceramic particles or powder metallurgy, be averaged grain
Diameter range is 0.1-3mm.
Preferably, ceramic oxide particle is in white fused alumina particle, Brown Alundum particle or ZrO2-Al2O3 particle
It is one or more of.
Preferably, carbide ceramic particles are as follows: WC particle, SiC particulate, TiC particle, VC particle, B4C particle,
One or more of Mo2C particle, ZrC particle, Cr3C2 particle or Cr7C3 particle.
Preferably, powder metallurgy are as follows: one of Si3N4 particle, BN particle, AlN particle or TiN particle
Or it is several.
Appoint preferably, binder is pressed for one or more of waterglass, PVA, tung oil, epoxy resin+ethylenediamine
The mixing of meaning ratio.
Preferably, metallic matrix is made of parent metal liquid, and parent metal liquid be parent metal liquid be ZGMn13,
One of ZG65Mn, 3Cr13 steel.
Preferably, the outer diameter of hollow ceramic ball is 5-10mm, internal diameter 3-8mm.
Preferably, ceramic rod is cylinder or prism, wherein ceramic rod is hollow structure, and the outer diameter of ceramic rod is 1-
5mm, the internal diameter of ceramic rod are 0.5-3mm.
Preferably, the preparation method of composite material includes the following steps:
S1: going out the threedimensional model of ceramic skeleton in conjunction with CAD Computer Aided Design, using 3D printing Slice Software to model slice at
Reason, prepares the hemispherical for making hollow ceramic ball and the cylindrical die for making ceramic rod according to threedimensional model
Tool；
S2: ceramic powder is dispersed in binder solution, and wherein binder is the 15- of ceramic particle quality
45wt% obtains ceramic material；
S3: the ceramic material in step S2 is put into the hemispherical in step S1, in 100-1200 after dry demoulding
It is roasted 1-3 hours under the conditions of DEG C, furnace cooling obtains ceramic hemispherical body；
S4: the ceramic material in step S2 is put into the cylindrical mold in step S1, at 100-1200 DEG C after dry demoulding
Under the conditions of roast 1-3 hours, furnace cooling obtains ceramic rod；
S5: arrange to ceramic hemispherical body and ceramic rod according to the threedimensional model in step S1 and sintering processes, sintering
Temperature is 100-1200 DEG C, obtains ceramic skeleton；
S6: the ceramic skeleton in step S5 is put into the casting mold of required shape, is poured parent metal liquid, is finally cooled down,
Demoulding takes out, obtains composite material.
Compared with prior art, the present invention has rational design, and the shapes and sizes of skeleton are accurately controlled in conjunction with 3D printing, suitable
The expanded production of product is answered, good forming effect precision is high, can generate completely by preset structure, and repeatability and production effect
Rate is high；Ceramic skeleton in rule orderly distribution in the base, reduce to greatest extent it is possible that ceramic particle bonding lead
The failure damage that the extending stress band of cause comes；Interlocking structure is formed with matrix, hinders the germinating of crackle, gives full play to ceramics and base
The excellent properties of body.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is a kind of schematic perspective view of ceramic skeleton of the present invention；
Fig. 3 is another schematic perspective view of ceramic skeleton of the present invention；
In figure: 1- ceramic skeleton, 2- metallic matrix, 11- hollow ceramic ball, 12- ceramic rod.
Specific embodiment
Explanation that the present invention will be further explained with reference to the accompanying drawing, but do not limit the scope of the invention.
In the description of the present invention, it should be noted that the instruction such as term " on ", "lower", "left", "right", "inner", "outside"
Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the present invention and simplification retouch
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it is not considered as limiting the invention.
Embodiment one
Please refer to Fig. 1-3, the present invention provides a kind of technical solution, a kind of metal and ceramic composite, including ceramic bone
Frame 1 and metallic matrix 2, the inside of the metallic matrix 2 is equipped with ceramic skeleton 1, and ceramic skeleton 1 is by several hollow ceramics
The space network of ball 11 and the composition of several ceramic rods 12 for connecting two adjacent hollow ceramic balls 11.
Wherein, in the present embodiment, the ceramic skeleton 1 is made of ceramic material, wherein ceramic material include ceramic powder and
Binder, and ceramic powder includes one of ceramic oxide particle, carbide ceramic particles or powder metallurgy or several
Kind mixing, average particle size range 0.1-3mm.
Wherein, in the present embodiment, the ceramic oxide particle is white fused alumina particle, Brown Alundum particle or ZrO2-
One or more of Al2O3 particle.
Wherein, in the present embodiment, the carbide ceramic particles are as follows: WC particle, SiC particulate, TiC particle, VC
One or more of grain, B4C particle, Mo2C particle, ZrC particle, Cr3C2 particle or Cr7C3 particle.
Wherein, in the present embodiment, the powder metallurgy are as follows: Si3N4 particle, BN particle, AlN particle or
One or more of TiN particle.
Wherein, in the present embodiment, the binder is waterglass, PVA, tung oil, one in epoxy resin+ethylenediamine
Kind or several mix in any proportion.
Wherein, in the present embodiment, the metallic matrix 2 is made of parent metal liquid, and parent metal liquid is matrix
Molten metal is one of ZGMn13, ZG65Mn, 3Cr13 steel.
Wherein, in the present embodiment, the outer diameter of the hollow ceramic ball 11 is 5mm, internal diameter 3mm.
Wherein, in the present embodiment, the ceramic rod 12 is cylinder or prism, and wherein ceramic rod 12 is hollow structure,
And the outer diameter of ceramic rod 12 is 1mm, the internal diameter of ceramic rod 12 is 0.5mm.
Wherein, in the present embodiment, the preparation method of the composite material includes the following steps:
S1: going out the threedimensional model of ceramic skeleton 1 in conjunction with CAD Computer Aided Design, using 3D printing Slice Software to model slice
Processing, prepares the hemispherical for making hollow ceramic ball 11 and the column for making ceramic rod 12 according to threedimensional model
Shape mold；
S2: ceramic powder is dispersed in binder solution, and wherein binder is the 15wt% of ceramic particle quality, is obtained
To ceramic material；
S3: the ceramic material in step S2 is put into the hemispherical in step S1, in 100-1200 after dry demoulding
It is roasted 1 hour under the conditions of DEG C, furnace cooling obtains ceramic hemispherical body；
S4: the ceramic material in step S2 is put into the cylindrical mold in step S1, at 100-1200 DEG C after dry demoulding
Under the conditions of roast 1 hour, furnace cooling obtains ceramic rod 12；
S5: arrange to ceramic hemispherical body and ceramic rod 12 according to the threedimensional model in step S1 and sintering processes, burns
Junction temperature is 100-1200 DEG C, obtains ceramic skeleton 1；
S6: the ceramic skeleton 1 in step S5 is put into the casting mold of required shape, is poured parent metal liquid, is finally cooled down,
Demoulding takes out, obtains composite material.
The microstructure of composite that the present embodiment the method is prepared is fine and close, has both the good plasticity and toughness of matrix and ceramics
The excellent wearability of particle is suitble to use under the operating condition for the abrasion that is hit, solve existing metal material there are density it is big,
There is the disadvantages of product is frangible, post-processing is difficult in the disadvantages of component is heavy, ceramic material, can be applied to ship, greatly across
Spend steel construction and protection etc..
Embodiment two
Please refer to Fig. 1-3, the present invention provides a kind of technical solution, a kind of metal and ceramic composite, including ceramic bone
Frame 1 and metallic matrix 2, the inside of the metallic matrix 2 is equipped with ceramic skeleton 1, and ceramic skeleton 1 is by several hollow ceramics
The space network of ball 11 and the composition of several ceramic rods 12 for connecting two adjacent hollow ceramic balls 11.
Wherein, in the present embodiment, the ceramic skeleton 1 is made of ceramic material, wherein ceramic material include ceramic powder and
Binder, and ceramic powder includes one of ceramic oxide particle, carbide ceramic particles or powder metallurgy or several
Kind mixing, average particle size range 0.1-3mm.
Wherein, in the present embodiment, the ceramic oxide particle is white fused alumina particle, Brown Alundum particle or ZrO2-
One or more of Al2O3 particle.
Wherein, in the present embodiment, the carbide ceramic particles are as follows: WC particle, SiC particulate, TiC particle, VC
One or more of grain, B4C particle, Mo2C particle, ZrC particle, Cr3C2 particle or Cr7C3 particle.
Wherein, in the present embodiment, the powder metallurgy are as follows: Si3N4 particle, BN particle, AlN particle or
One or more of TiN particle.
Wherein, in the present embodiment, the binder is waterglass, PVA, tung oil, one in epoxy resin+ethylenediamine
Kind or several mix in any proportion.
Wherein, in the present embodiment, the metallic matrix 2 is made of parent metal liquid, and parent metal liquid is matrix
Molten metal is one of ZGMn13, ZG65Mn, 3Cr13 steel.
Wherein, in the present embodiment, the outer diameter of the hollow ceramic ball 11 is 7mm, internal diameter 5mm.
Wherein, in the present embodiment, the ceramic rod 12 is cylinder or prism, and wherein ceramic rod 12 is hollow structure,
And the outer diameter of ceramic rod 12 is 3mm, the internal diameter of ceramic rod 12 is 1.5mm.
Wherein, in the present embodiment, the preparation method of the composite material includes the following steps:
S1: going out the threedimensional model of ceramic skeleton 1 in conjunction with CAD Computer Aided Design, using 3D printing Slice Software to model slice
Processing, prepares the hemispherical for making hollow ceramic ball 11 and the column for making ceramic rod 12 according to threedimensional model
Shape mold；
S2: ceramic powder is dispersed in binder solution, and wherein binder is the 32wt% of ceramic particle quality, is obtained
To ceramic material；
S3: the ceramic material in step S2 is put into the hemispherical in step S1, in 100-1200 after dry demoulding
It is roasted 2 hours under the conditions of DEG C, furnace cooling obtains ceramic hemispherical body；
S4: the ceramic material in step S2 is put into the cylindrical mold in step S1, at 100-1200 DEG C after dry demoulding
Under the conditions of roast 2 hours, furnace cooling obtains ceramic rod 12；
S5: arrange to ceramic hemispherical body and ceramic rod 12 according to the threedimensional model in step S1 and sintering processes, burns
Junction temperature is 100-1200 DEG C, obtains ceramic skeleton 1；
S6: the ceramic skeleton 1 in step S5 is put into the casting mold of required shape, is poured parent metal liquid, is finally cooled down,
Demoulding takes out, obtains composite material.
The microstructure of composite that the present embodiment the method is prepared is fine and close, has both the good plasticity and toughness of matrix and ceramics
The excellent wearability of particle is suitble to use under the operating condition for the abrasion that is hit, solve existing metal material there are density it is big,
There is the disadvantages of product is frangible, post-processing is difficult in the disadvantages of component is heavy, ceramic material, can be applied to ship, greatly across
Spend steel construction and protection etc..
Embodiment three
Please refer to Fig. 1-3, the present invention provides a kind of technical solution, a kind of metal and ceramic composite, including ceramic bone
Frame 1 and metallic matrix 2, the inside of the metallic matrix 2 is equipped with ceramic skeleton 1, and ceramic skeleton 1 is by several hollow ceramics
The space network of ball 11 and the composition of several ceramic rods 12 for connecting two adjacent hollow ceramic balls 11.
Wherein, in the present embodiment, the ceramic skeleton 1 is made of ceramic material, wherein ceramic material include ceramic powder and
Binder, and ceramic powder includes one of ceramic oxide particle, carbide ceramic particles or powder metallurgy or several
Kind mixing, average particle size range 0.1-3mm.
Wherein, in the present embodiment, the ceramic oxide particle is white fused alumina particle, Brown Alundum particle or ZrO2-
One or more of Al2O3 particle.
Wherein, in the present embodiment, the carbide ceramic particles are as follows: WC particle, SiC particulate, TiC particle, VC
One or more of grain, B4C particle, Mo2C particle, ZrC particle, Cr3C2 particle or Cr7C3 particle.
Wherein, in the present embodiment, the powder metallurgy are as follows: Si3N4 particle, BN particle, AlN particle or
One or more of TiN particle.
Wherein, in the present embodiment, the binder is waterglass, PVA, tung oil, one in epoxy resin+ethylenediamine
Kind or several mix in any proportion.
Wherein, in the present embodiment, the metallic matrix 2 is made of parent metal liquid, and parent metal liquid is matrix
Molten metal is one of ZGMn13, ZG65Mn, 3Cr13 steel.
Wherein, in the present embodiment, the outer diameter of the hollow ceramic ball 11 is 10mm, internal diameter 8mm.
Wherein, in the present embodiment, the ceramic rod 12 is cylinder or prism, and wherein ceramic rod 12 is hollow structure,
And the outer diameter of ceramic rod 12 is 5mm, the internal diameter of ceramic rod 12 is 3mm.
Wherein, in the present embodiment, the preparation method of the composite material includes the following steps:
S1: going out the threedimensional model of ceramic skeleton 1 in conjunction with CAD Computer Aided Design, using 3D printing Slice Software to model slice
Processing, prepares the hemispherical for making hollow ceramic ball 11 and the column for making ceramic rod 12 according to threedimensional model
Shape mold；
S2: ceramic powder is dispersed in binder solution, and wherein binder is the 15- of ceramic particle quality
45wt% obtains ceramic material；
S3: the ceramic material in step S2 is put into the hemispherical in step S1, in 100-1200 after dry demoulding
It is roasted 3 hours under the conditions of DEG C, furnace cooling obtains ceramic hemispherical body；
S4: the ceramic material in step S2 is put into the cylindrical mold in step S1, at 100-1200 DEG C after dry demoulding
Under the conditions of roast 3 hours, furnace cooling obtains ceramic rod 12；
S5: arrange to ceramic hemispherical body and ceramic rod 12 according to the threedimensional model in step S1 and sintering processes, burns
Junction temperature is 100-1200 DEG C, obtains ceramic skeleton 1；
S6: the ceramic skeleton 1 in step S5 is put into the casting mold of required shape, is poured parent metal liquid, is finally cooled down,
Demoulding takes out, obtains composite material.
The microstructure of composite that the present embodiment the method is prepared is fine and close, has both the good plasticity and toughness of matrix and ceramics
The excellent wearability of particle is suitble to use under the operating condition for the abrasion that is hit, solve existing metal material there are density it is big,
There is the disadvantages of product is frangible, post-processing is difficult in the disadvantages of component is heavy, ceramic material, can be applied to ship, greatly across
Spend steel construction and protection etc..
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Benefit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent elements of the claims
Variation is included within the present invention, and any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiments being understood that.
Claims (10)
1. a kind of metal and ceramic composite, it is characterised in that: including ceramic skeleton and metallic matrix, the metallic matrix
Inside be equipped with ceramic skeleton, and ceramic skeleton be by several hollow ceramic balls and for connecting two adjacent hollow ceramics
The space network of several ceramic rods composition of ball.
2. a kind of metal according to claim 1 and ceramic composite, it is characterised in that: the ceramic skeleton is by making pottery
Porcelain is made, and wherein ceramic material includes ceramic powder and binder, and ceramic powder includes ceramic oxide particle, carbide ceramics
The mixing of one or more of grain or powder metallurgy, average particle size range 0.1-3mm.
3. a kind of metal according to claim 2 and ceramic composite, it is characterised in that: the oxide ceramics
Grain is one or more of white fused alumina particle, Brown Alundum particle or ZrO2-Al2O3 particle.
4. a kind of metal according to claim 2 and ceramic composite, it is characterised in that: the carbide ceramics
Grain are as follows: WC particle, SiC particulate, TiC particle, VC particle, B4C particle, Mo2C particle, ZrC particle, Cr3C2 particle or Cr7C3
One or more of particle.
5. a kind of metal according to claim 2 and ceramic composite, it is characterised in that: the nitride ceramics
Grain are as follows: one or more of Si3N4 particle, BN particle, AlN particle or TiN particle.
6. a kind of metal according to claim 2 and ceramic composite, it is characterised in that: the binder is water glass
One or more of glass, PVA, tung oil, epoxy resin+ethylenediamine mix in any proportion.
7. a kind of metal according to claim 1 and ceramic composite, it is characterised in that: the metallic matrix is by base
Body molten metal is made, and it is one of ZGMn13, ZG65Mn, 3Cr13 steel that parent metal liquid, which is parent metal liquid,.
8. a kind of metal according to claim 1 and ceramic composite, it is characterised in that: the hollow ceramic ball
Outer diameter is 5-10mm, internal diameter 3-8mm.
9. a kind of metal according to claim 1 and ceramic composite, it is characterised in that: the ceramic rod is cylinder
Or prism, wherein ceramic rod is hollow structure, and the outer diameter of ceramic rod is 1-5mm, and the internal diameter of ceramic rod is 0.5-3mm.
10. a kind of metal according to claim 1 to 9 and ceramic composite, it is characterised in that: described
The preparation method of composite material includes the following steps:
S1: going out the threedimensional model of ceramic skeleton in conjunction with CAD Computer Aided Design, is handled using 3D printing Slice Software model slice,
The hemispherical for making hollow ceramic ball and the cylindrical mold for making ceramic rod are prepared according to threedimensional model；
S2: ceramic powder is dispersed in binder solution, and wherein binder is the 15-45wt% of ceramic particle quality, is obtained
To ceramic material；
S3: the ceramic material in step S2 is put into the hemispherical in step S1, in 100-1200 DEG C of item after dry demoulding
It is roasted 1-3 hours under part, furnace cooling obtains ceramic hemispherical body；
S4: the ceramic material in step S2 is put into the cylindrical mold in step S1, in 100-1200 DEG C of condition after dry demoulding
Lower roasting 1-3 hours, furnace cooling obtains ceramic rod；
S5: arrange to ceramic hemispherical body and ceramic rod according to the threedimensional model in step S1 and sintering processes, sintering temperature
It is 100-1200 DEG C, obtains ceramic skeleton；
S6: the ceramic skeleton in step S5 is put into the casting mold of required shape, is poured parent metal liquid, is finally cooled down, and is demoulded,
It takes out, obtains composite material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910502987.XA CN110128144A (en) | 2019-06-11 | 2019-06-11 | A kind of metal and ceramic composite |
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| CN201910502987.XA CN110128144A (en) | 2019-06-11 | 2019-06-11 | A kind of metal and ceramic composite |
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| CN110128144A true CN110128144A (en) | 2019-08-16 |
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| CN201910502987.XA Pending CN110128144A (en) | 2019-06-11 | 2019-06-11 | A kind of metal and ceramic composite |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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