CN106283037A - A kind of liner plate and preparation method thereof - Google Patents
A kind of liner plate and preparation method thereof Download PDFInfo
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- CN106283037A CN106283037A CN201610705220.3A CN201610705220A CN106283037A CN 106283037 A CN106283037 A CN 106283037A CN 201610705220 A CN201610705220 A CN 201610705220A CN 106283037 A CN106283037 A CN 106283037A
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- liner plate
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- cermet coating
- raw material
- printer
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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
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C17/00—Disintegrating by tumbling mills, i.e. mills having a container charged with the material to be disintegrated with or without special disintegrating members such as pebbles or balls
- B02C17/18—Details
- B02C17/22—Lining for containers
-
- 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
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C29/00—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides
- C22C29/02—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides
- C22C29/06—Alloys based on carbides, oxides, nitrides, borides, or silicides, e.g. cermets, or other metal compounds, e.g. oxynitrides, sulfides based on carbides or carbonitrides based on carbides, but not containing other metal compounds
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Food Science & Technology (AREA)
- Powder Metallurgy (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
Abstract
The invention provides a kind of liner plate, including liner plate matrix, the surface of described liner plate matrix is covered with the cermet coating with gradient-structure；In terms of mass fraction, described cermet coating is mainly formed by the spraying of 3D printer by following raw material: chromium 10 30 parts, silicon 5 12 parts, ferrum 30 40 parts, 5 13 parts of carbon, 30 40 parts of nickel, molybdenum 12 parts, 12 parts of tungsten.The preparation method of this liner plate includes: all raw material mixing and stirring making described cermet coating are made mixed-powder by (A)；(B) after the energetic particle beam that employing 3D printer produces is to described mixed-powder laser fusion, then 3D printer is used to be sprayed at described liner plate matrix surface,.The physical properties such as the liner plate antiseptic property of embodiment of the present invention offer, toughness, intensity are improved significantly, good stability.
Description
Technical field
The present invention relates to liner plate manufacture field, in particular to a kind of liner plate and preparation method thereof.
Background technology
The main application of liner plate is used to protect cylinder, makes cylinder directly impact from abrasive body and material and rub, together
Time be possible with the liner plate of multi-form to adjust the kinestate of abrasive body, to strengthen the abrasive body pulverization to material,
It is favorably improved the mill efficiency of grinding machine, increases yield, reduce metal consumption.The application of visible liner plate widely, can be extensive
For various plant equipment.
In view of the practical application of liner plate, the highest to the physical property requirements of liner plate, such as its wearability, toughness with
And anti-corrosive properties are all the important indicators needing in actual use to investigate, but the universal antiseptic property of liner plate is the best now,
Owing to being corroded by oxide and sour gas during application, the actual life of liner plate can be shortened, other things of liner plate
Rationality can the index such as toughness, intensity be not such as highly desirable, indirectly limits the value of its application, and range also can be subject to
Corresponding restriction.
In view of this, the special proposition present invention.
Summary of the invention
The first object of the present invention is to provide a kind of liner plate, and described liner plate is by spelling with nothing on the top layer of liner plate matrix
Welding seam, integrated cermet coating, the physical property such as antiseptic property, toughness, intensity is improved significantly, stability
Good.
The second object of the present invention is to provide the preparation method of a kind of described liner plate, this preparation method to have method letter
Single, easy to operate, by 3D technology being used in combination ceramic-metal composite in the formation of liner plate matrix surface in manufacturing process
Having the cermet coating of gradient-structure, antiseptic property is good.
In order to realize the above-mentioned purpose of the present invention, spy by the following technical solutions:
Embodiments providing a kind of liner plate with superpower anticorrosion antiwear performance, this liner plate includes liner plate base
Body, the surface of liner plate matrix is covered with the cermet coating with gradient-structure, and wherein cermet coating is mainly led to by following raw material
Cross the spraying of 3D printer to be formed: in terms of mass fraction, chromium 10-30 part, silicon 5-12 part, ferrum 30-40 part, carbon 5-13 part, nickel 30-40
Part, molybdenum 1-2 part, tungsten 1-2 part, i.e. on the surface of liner plate matrix by 3D printing technique formation cermet coating, and this gold
Genus ceramic layer the rambling composite of mixing of non-generic, but the cermet material arranged in gradient, this knot
The cermet coating antiseptic property of structure is good, and anti-wear performance is excellent, and good combination property good stability simultaneously improves the use of liner plate
Life-span.The technical ceramics layer of this arrangement of gradients is actual by metal level, metal ceramic composite bed and ceramic layer three layers in gradient
Rearrange, more excellent three layers put in order for: be followed successively by metal level, ceramic metal from the inside to the outside along described liner plate matrix multiple
Close layer, ceramic layer.Due to the ceramic metallic material microstructure of this structure along some or certain several specific directions in even
Continuous change, thus eliminate thermal stress circle produced due to metal and the greatest differences of pottery physical parameter at material internal
Face, reaches to relax thermal stress and heat-resisting heat insulation purpose, and therefore, this ceramic metal functional material with gradient-structure has
The most powerful wear-resisting and Anticorrosive Character, 3D technology is specially applied on ceramic-metal composite just can prepare by the present invention
There is the cermet coating of special construction, the more conventional metal composite that carry out mix rambling with pottery wear-resisting
Performance and antiseptic property are the most excellent, it is possible to reach such effect and have selected the metal with this more excellent structure with inventor
Ceramic layer is overlying on liner plate matrix surface as wear-resistant protective layer and is undivided.Wherein metal level be positioned at innermost layer can be more preferable
Play antiseptic effect, be difficult to be corroded.
In prior art, the application of liner plate widely, is possible not only to make cylinder directly impact from abrasive body and material
And friction, it is possible with the liner plate of multi-form to adjust the kinestate of abrasive body, to strengthen abrasive body to material simultaneously
Pulverization, is favorably improved the mill efficiency of grinding machine, increases yield, reduces metal consumption, but serves as a contrast during practice
The each side physical property of plate is the best, constrains its actual application value.The present invention is to solve the technical problem appeared above,
Providing the liner plate of a kind of anticorrosion antiwear, this liner plate has the performance of excellence.
Wherein, prepare in the raw material of cermet coating, because the fusing point of chromium and carbon is higher, print the process of spraying at 3D
In, chromium and carbon form hard phase chromium carbide, become the wear-resistant component that this cermet coating is main, thus improve liner plate itself
Anti-wear performance, ferrum, nickel fusing point relatively low, 3D print spraying during pass through liquid-phase sintering, it is possible to accelerate metal pottery
The molding of enamel coating, and during shaping, ferrum, the interior atoms granule of nickel can carry out reintegrating arrangement, crystallite dimension
Also can be controlled, and then be optimized microstructure and the performance of the compound of ferrum, nickel and generation, be improved the work of cermet coating
Skill processing characteristics, meanwhile, during shaping, it is possible to fill up the space between big particulate matter, it is to avoid the metal of shaping
There is defect in ceramic layer, and and liner plate matrix between form minority specioz, improve the adhesion between liner plate matrix.Non-
Metal material composition silicon can improve wetting property and the diffusion velocity of material composition, prints spraying by 3D, makes ceramic metal
Material forms metallurgical reaction with liner plate matrix, has the highest bond strength, can form the metal of densification at liner plate matrix surface
Ceramic layer, is difficult to come off from liner plate matrix surface, decreases scrapping in advance of the liner plate that causes because of coating shedding.And because
Silicon has good heat conductivility, it is possible to increase the heat conductivility of cermet coating so that cermet coating is in higher work
At a temperature of the most easy to crack, improve its service life.And transition metal molybdenum can improve the anti-wear performance of cermet coating comprehensively
And decay resistance, tungsten enables in particular to improve the stability of cermet coating so that it is using in hot environment also will not be easily
Oxidized or be corroded.The performance of the effect of these raw material components visible also depends on the connected applications of 3D technology.
It addition, the dosage of each component is all to have concrete limiting to require in raw material, because in chemical reaction field,
All knowing can be because the difference of addition can generate different products between compound, when the addition of chromium and carbon is excessive, and gold
Though the anti-wear performance belonging to ceramic layer is high, but in use, owing to long fricative heat is more, easily produce and collapse
Split.If addition is very few, its anti-wear performance will be short of.And the addition of ferrum and nickel too much time, at high temperature its crystal grain hold
The most excessive, the fragility in turn resulting in cermet coating is relatively big, is easily broken off.And addition very few time, cermet coating shape
During, easily produce void defects.And silicon can improve the heat conductivity of cermet coating, but, can weaken when adding too much
The stability of cermet coating, its with air in oxide be susceptible to reaction, and heat conduction when addition is very few, can be caused
Degradation.In visible raw material each component choose and how much the consumption of component is all for the product of the present invention
Specifically, lack any raw material or the most a certain raw material dosage is excessive or the too small property all influencing whether cermet coating
Can, thus affect service life and the actual application value of liner plate, the most only with specified raw material and the cooperation of the present invention
The cermet coating that 3D printing technique is prepared just has good performance.
Rockwell hardness standard C (HRC) of the cermet coating that the present invention is formed after measured reaches between 80-95, and
42CrMo typically at below HRC50, nickel-base antiwear alloy such as Ni-Cr alloy commonly used in the prior art, Ni-Cr-Mo alloy,
Ni-Cr-Fe alloy, Ni-Cu alloy, Ni-P and Ni-Cr-P alloy, Ni-Cr-Mo-Fe alloy etc., typically at below HRC60, can
See that the cermet coating that the present invention uses 3D technology to be formed improves the anti-wear performance of liner plate conscientiously.
In order to improve the accuracy rate that raw material uses, and then improve the quality of product, form each raw material of cermet coating
Usage amount is preferably: in terms of mass fraction, chromium 15-25 part, silicon 7-10 part, ferrum 32-38 part, carbon 6-10 part, nickel 30-37 part, molybdenum
1.2-1.8 part, tungsten 1.2-1.8 part.
More optimally, in terms of mass fraction, the consumption of each raw material is: chromium 20 parts, silicon 7 parts, ferrum 31 parts, 7 parts of carbon, nickel 35
Part, molybdenum 1.6 parts, 1.6 parts of tungsten.
The embodiment of the present invention, except providing a kind of liner plate, additionally provides the preparation method of this liner plate, comprises the steps:
(A) all raw material mixing and stirring making described cermet coating are made mixed-powder；
(B) after the energetic particle beam that employing 3D printer produces is to described mixed-powder laser fusion, then 3D is used to print
Machine is sprayed at described liner plate matrix surface,.
In this process, mixed-powder is melted by the energetic particle beam using 3D printer to produce, and uses after fusing
3D printer is sprayed at described liner plate matrix surface, is finally made finished product, and the melting efficiency of this energetic particle beam own is high, light beam
Quality is good, working stability.This process is simple, good product quality, reduces cost of manufacture for making anticorrosion antiwear liner plate.With
It is high that Shi Yinwei also has the stability after performance of technical process well, and shaping, in actual applications, than existing liner plate
Length more than 5 times in service life.According to test, this liner plate uses continuously, at least can use more than 10 years.And prior art makes
Liner plate on the premise of discontinuous use, be necessary for after substantially using 2 years changing, use cost is high.So, and existing
Some liner plates are compared, and performance is more excellent, and service life is long, and technique cost of manufacture is low, beneficially large-scale production and
Use on a large scale.
By utilizing cermet coating that 3D printing technique sprays except having the superior structural of gradient shape so that metal
It is higher that ceramic layer attaches performance, and difficult drop-off, more firmly, and is one-body molded, without any splicing gap, so in the future
During use, stability is more preferable, is difficult to be etched, and this advantage is that any one of prior art spraying technology cannot compare
Intend, be inventor's a kind of technology of combining that the practical situation of the present invention is specially selected.Only use the preparation method of the present invention
Special ceramic metal formula is coordinated to can be only achieved such effect.
While improving liner plate performance, in order to improve the service efficiency of liner plate and control use cost, at liner plate matrix table
The THICKNESS CONTROL of the cermet coating in face is 1.5-1.8mm, it is preferable that can control between 1.6-1.7mm.
In order to improve the stability of energetic particle beam fusion process, the energy density of energetic particle beam is preferably controlled in 90-
120J/mm2Between, the time of laser fusion controls at 2-3min, and to ensure the uniformity of distribution in fusion process, swashs
Light fusing time can not long can not be too short, long meeting makes cermet coating form impurity substances too much, Er Qieyi
The crystal grain of a little compounds generated meeting fast growth under high temperature long-time high-energy fused state, and then cause cermet coating
Easily brittle failure, and then affect the quality of cermet coating.And fusing time too short time, raw material can not react complete the most completely,
Final products are substandard product.Therefore it is highly preferred that the time of laser fusion best about 2min.
In order to improve the compactness of cermet coating, the mesh granularity of mixed-powder is preferably controlled in more than 200 mesh, preferably
200-300 mesh.
In order to improve the homogeneity of cermet coating, the stir speed (S.S.) of all raw material mix and blends controls at 100-
300rad/min, preferably 200rad/min.Stir speed (S.S.) can not be too fast, can destroy the effective ingredient of each composition, shadow in raw material
Ringing practical application effect, stir speed (S.S.) can not reach the purpose of mixing and stirring the most slowly.
Comparing with liner plate of the prior art, the anticorrosion antiwear liner plate that the present invention provides, not only anti-wear performance is good, and combines
Close stable performance, on the premise of using continuously, be at least its service life more than 10 years, improve the work efficiency of liner plate, with
Time also reduce cost.
Compared with prior art, the invention have the benefit that
(1) the invention provides a kind of liner plate, this liner plate on the top layer of liner plate matrix with without splicing welding joint, one-body molded
Cermet coating, the physical property such as antiseptic property, toughness, intensity is improved significantly, and this cermet coating has
Unique trapezium structure, eliminates the thermal stress produced due to metal and the greatest differences of pottery physical parameter at material internal
Interface, reaches to relax thermal stress and heat-resisting heat insulation purpose, and stability improves；
(2) present invention is by being applied to cermet material field by 3D technology, during printing spraying at 3D,
The each component enabling to ceramic metal raw material plays one's part to the full, thus promotes ceramic-metallic performance, finally promotes liner plate
Using value, this technical value obtains large-scale popularization and application；
(3) mixed-powder is melted by the energetic particle beam that the preparation method of the liner plate of the present invention uses 3D printer to produce,
Using 3D printer to be sprayed at described liner plate matrix surface after fusing, be finally made finished product, this energetic particle beam itself melts
Efficiency is high, good beam quality, working stability；
(4) the 3D printing technique that have employed that the preparation method of the liner plate of the present invention is creative combines ceramic-metal composite
Technology of preparing, this liner plate manufacture field that is combined in still belongs to pioneering, substantially prolongs the service life of liner plate so that the property of liner plate
Can be greatly improved, the liner plate that the present invention prepares uses continuously, at least can use more than 10 years, and existing skill
The liner plate used in art, on the premise of discontinuous use, is necessary for after substantially using 2 years changing, and use cost is high, this
The technology of invention sufficiently lower use cost, expands the range of application of liner plate, creates certain economic benefit.
Detailed description of the invention
Below in conjunction with embodiment, embodiment of the present invention are described in detail, but those skilled in the art will
Understanding, the following example is merely to illustrate the present invention, and is not construed as limiting the scope of the present invention.In embodiment unreceipted specifically
Condition person, the condition advised according to normal condition or manufacturer is carried out.Agents useful for same or instrument unreceipted production firm person, be
Can be by the commercially available conventional products bought and obtain.
Embodiment 1
The preparation method of liner plate is as follows:
By chromium 10g, silicon 5g, ferrum 30g, carbon 5g, nickel 30g, molybdenum 1g, it is 200 mesh that tungsten 1g mixing and stirring makes mesh granularity
Above ceramic metal mixed-powder, utilizes 3D printer to produce energetic particle beam and realizes melting ceramic metal mixed-powder,
Wherein the energy density of energetic particle beam is 90J/mm2, the time of laser fusion is 2min, is adopted by ceramic metal after fusing
Spray on the steel surface of liner plate matrix with 3D printer, form fine and close cermet coating, one-body molded, without splicing seams
Gap, stability is higher.
Embodiment 2
The preparation method of liner plate is as follows:
By chromium 30g, silicon 12g, ferrum 40g, carbon 13g, nickel 40g, molybdenum 2g, it is 300 that tungsten 2g mixing and stirring makes mesh granularity
Purpose ceramic metal mixed-powder, mixing rate controls at 300rad/min, utilizes 3D printer to produce energetic particle beam and realizes
Melting ceramic metal mixed-powder, wherein the energy density of energetic particle beam is 100J/mm2, the time of laser fusion is
3min, uses 3D printer to spray on the steel surface of liner plate matrix by ceramic metal after fusing, form fine and close gold
Belonging to ceramic layer, the thickness of cermet coating is 1.6mm, is followed successively by metal level, ceramic metal from the inside to the outside along described liner plate matrix
Composite bed, ceramic layer up of three layers, one-body molded, without splicing gap, stability is higher.
Embodiment 3
The preparation method of liner plate is as follows:
By chromium 15g, silicon 7g, ferrum 32g, carbon 6g, nickel 30g, molybdenum 1.2g, tungsten 1.2g mixing and stirring is made mesh granularity and is
The ceramic metal mixed-powder of 200 mesh, mixing rate controls at 100rad/min, utilizes 3D printer to produce energetic particle beam real
Now melting ceramic metal mixed-powder, wherein the energy density of energetic particle beam is 120J/mm2, the time of laser fusion is
2.5min, uses 3D printer to spray on the steel surface of liner plate matrix by ceramic metal after fusing, form densification
Cermet coating, the thickness of cermet coating is 1.7mm, is followed successively by ceramic layer, metal pottery from the inside to the outside along described liner plate matrix
Porcelain composite bed, metal level up of three layers, one-body molded, without splicing gap, stability is higher.
Embodiment 4
The preparation method of liner plate is as follows:
By chromium 25g, silicon 10g, ferrum 38g, carbon 10g, nickel 37g, molybdenum 1.8g, tungsten 1.8g mixing and stirring is made mesh granularity and is
The ceramic metal mixed-powder of 250 mesh, mixing rate controls at 300rad/min, utilizes 3D printer to produce energetic particle beam real
Now melting ceramic metal mixed-powder, wherein the energy density of energetic particle beam is 110J/mm2, the time of laser fusion is
3min, uses 3D printer to spray on the steel surface of liner plate matrix by ceramic metal after fusing, form fine and close gold
Belonging to ceramic layer, the thickness of cermet coating is 1.8mm, is followed successively by ceramic layer, ceramic metal from the inside to the outside along described liner plate matrix
Composite bed, metal level up of three layers, one-body molded, without splicing gap, stability is higher.
Embodiment 5
The preparation method of liner plate is as follows:
By chromium 20g, silicon 7g, ferrum 31g, carbon 7g, nickel 35g, molybdenum 1.6g, tungsten 1.6g mixing and stirring is made mesh granularity and is
The ceramic metal mixed-powder of 200 mesh, mixing rate controls at 250rad/min, utilizes 3D printer to produce energetic particle beam real
Now melting ceramic metal mixed-powder, wherein the energy density of energetic particle beam is 100J/mm2, the time of laser fusion is
3min, uses 3D printer to spray on the steel surface of liner plate matrix by ceramic metal after fusing, form fine and close gold
Belonging to ceramic layer, the thickness of cermet coating is 1.5mm, is followed successively by metal level, ceramic metal from the inside to the outside along described liner plate matrix
Composite bed, ceramic layer up of three layers, one-body molded, without splicing gap, stability is higher.
Experimental example 1
The performance of commercially available common liner plate with the liner plate prepared by the preparation method of embodiments of the invention 2-3 is entered
Row compares, and concrete outcome see table 1.
Table 1 performance parameter compares
From table 1 it follows that the liner plate that the present invention prepares avoids conventional like product easily by the acid in environment
Property gas and oxidation material corrosion, antiseptic property and intensity is all greatly improved, and stability is good.
Although illustrate and describing the present invention with specific embodiment, but it will be appreciated that without departing substantially from the present invention's
May be made that in the case of spirit and scope many other change and amendment.It is, therefore, intended that in the following claims
Including all such changes and modifications belonged in the scope of the invention.
Claims (10)
1. a liner plate, it is characterised in that include that liner plate matrix, the surface of described liner plate matrix are covered with the gold with gradient-structure
Belong to ceramic layer；
In terms of mass fraction, described cermet coating is mainly formed by the spraying of 3D printer by following raw material: chromium 10-30 part,
Silicon 5-12 part, ferrum 30-40 part, carbon 5-13 part, nickel 30-40 part, molybdenum 1-2 part, tungsten 1-2 part.
A kind of liner plate the most according to claim 1, it is characterised in that in terms of mass fraction, the master of described cermet coating
Raw material is wanted to include: chromium 15-25 part, silicon 7-10 part, ferrum 32-38 part, carbon 6-10 part, nickel 30-37 part, molybdenum 1.2-1.8 part, tungsten 1.2-
1.8 part.
A kind of liner plate the most according to claim 1, it is characterised in that in terms of mass fraction, the master of described cermet coating
Raw material is wanted to include: chromium 20 parts, silicon 7 parts, ferrum 31 parts, 7 parts of carbon, 35 parts of nickel, molybdenum 1.6 parts, 1.6 parts of tungsten.
A kind of liner plate the most according to claim 1, it is characterised in that described cermet coating is by metal level, ceramic metal
Composite bed and ceramic layer three layers rearrange in gradient.
A kind of liner plate the most according to claim 4, it is characterised in that be followed successively by metal from the inside to the outside along described liner plate matrix
Layer, metal ceramic composite bed, ceramic layer.
6. according to a kind of liner plate described in any one of claim 1-5, it is characterised in that the thickness of described cermet coating is
1.5-1.8mm。
7. the preparation method of a kind of liner plate described in any one of claim 1-6, it is characterised in that comprise the steps:
(A) all raw material mixing and stirring making described cermet coating are made mixed-powder；
(B) after the energetic particle beam that employing 3D printer produces is to described mixed-powder laser fusion, then 3D printer is used to spray
It is applied to described liner plate matrix surface,.
The preparation method of a kind of liner plate the most according to claim 7, it is characterised in that in described step (A), described mixing
The mesh Task-size Controlling of powder more than 200 mesh, preferably 200-300 mesh.
The preparation method of a kind of liner plate the most according to claim 7, it is characterised in that in described step (A), all raw materials
The stir speed (S.S.) of mix and blend controls at 100-300rad/min.
The preparation method of a kind of liner plate the most according to claim 7, it is characterised in that in described step (B), described height
The energy density of energy particle beam controls at 90-120J/mm2Between, the time of laser fusion controls at 2-3min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610705220.3A CN106283037A (en) | 2016-08-22 | 2016-08-22 | A kind of liner plate and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610705220.3A CN106283037A (en) | 2016-08-22 | 2016-08-22 | A kind of liner plate and preparation method thereof |
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| Publication Number | Publication Date |
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| CN106283037A true CN106283037A (en) | 2017-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610705220.3A Pending CN106283037A (en) | 2016-08-22 | 2016-08-22 | A kind of liner plate and preparation method thereof |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103031555A (en) * | 2011-10-10 | 2013-04-10 | 深圳富泰宏精密工业有限公司 | Shell preparation method and shell prepared by using same |
| CN103982653A (en) * | 2014-05-30 | 2014-08-13 | 四川中物泰沃新材料有限公司 | Anti-corrosion wear-proof hydraulic cylinder plunger and manufacturing method thereof |
-
2016
- 2016-08-22 CN CN201610705220.3A patent/CN106283037A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103031555A (en) * | 2011-10-10 | 2013-04-10 | 深圳富泰宏精密工业有限公司 | Shell preparation method and shell prepared by using same |
| CN103982653A (en) * | 2014-05-30 | 2014-08-13 | 四川中物泰沃新材料有限公司 | Anti-corrosion wear-proof hydraulic cylinder plunger and manufacturing method thereof |
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Application publication date: 20170104 |