CN106735252B - A method of manufacture boric diamond composite sheet - Google Patents
A method of manufacture boric diamond composite sheet Download PDFInfo
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- CN106735252B CN106735252B CN201710178972.3A CN201710178972A CN106735252B CN 106735252 B CN106735252 B CN 106735252B CN 201710178972 A CN201710178972 A CN 201710178972A CN 106735252 B CN106735252 B CN 106735252B
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- diamond
- boric
- composite sheet
- bonding agent
- hard alloy
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- 229910003460 diamond Inorganic materials 0.000 title claims abstract description 68
- 239000010432 diamond Substances 0.000 title claims abstract description 68
- 238000000034 method Methods 0.000 title claims abstract description 32
- 239000002131 composite material Substances 0.000 title claims abstract description 31
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 8
- 239000000956 alloy Substances 0.000 claims abstract description 30
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 30
- 239000007767 bonding agent Substances 0.000 claims abstract description 23
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims abstract description 21
- 239000004327 boric acid Substances 0.000 claims abstract description 21
- 239000000758 substrate Substances 0.000 claims abstract description 21
- 239000007864 aqueous solution Substances 0.000 claims abstract description 18
- 239000000428 dust Substances 0.000 claims abstract description 12
- 238000001035 drying Methods 0.000 claims abstract description 8
- 230000008569 process Effects 0.000 claims abstract description 8
- 238000003825 pressing Methods 0.000 claims abstract description 5
- 239000000843 powder Substances 0.000 claims description 20
- 239000003595 mist Substances 0.000 claims description 9
- 229910009043 WC-Co Inorganic materials 0.000 claims description 8
- 239000011259 mixed solution Substances 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 claims 1
- 238000002156 mixing Methods 0.000 abstract description 4
- 238000002425 crystallisation Methods 0.000 abstract description 2
- 230000008025 crystallization Effects 0.000 abstract description 2
- 238000007654 immersion Methods 0.000 abstract 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 9
- 229910052796 boron Inorganic materials 0.000 description 8
- 239000000463 material Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000011435 rock Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- YAWNFGAHEUCLNJ-UHFFFAOYSA-N [B].OB(O)O Chemical compound [B].OB(O)O YAWNFGAHEUCLNJ-UHFFFAOYSA-N 0.000 description 1
- PPWPWBNSKBDSPK-UHFFFAOYSA-N [B].[C] Chemical compound [B].[C] PPWPWBNSKBDSPK-UHFFFAOYSA-N 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 238000001953 recrystallisation Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/02—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers
- B22F7/04—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers with one or more layers not made from powder, e.g. made from solid metal
-
- B22F1/0003—
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
- B22F7/08—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools with one or more parts not made from powder
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/07—Alloys based on nickel or cobalt based on cobalt
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C26/00—Alloys containing diamond or cubic or wurtzitic boron nitride, fullerenes or carbon nanotubes
-
- 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
- C22C29/067—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 comprising a particular metallic binder
-
- 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
- C22C29/08—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 based on tungsten carbide
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F2005/001—Cutting tools, earth boring or grinding tool other than table ware
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/02—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers
- B22F7/04—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers with one or more layers not made from powder, e.g. made from solid metal
- B22F2007/042—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers with one or more layers not made from powder, e.g. made from solid metal characterised by the layer forming method
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Composite Materials (AREA)
- Carbon And Carbon Compounds (AREA)
- Polishing Bodies And Polishing Tools (AREA)
Abstract
The invention discloses a kind of methods for manufacturing boric diamond composite sheet, include the following steps: that 1) diamond dust is placed in boric acid aqueous solution and impregnate；2) diadust after immersion is dried；3) diadust after drying is uniformly mixed with bonding agent；4) diadust for being mixed with bonding agent and hard alloy substrate are combined into Synthetic block；5) Synthetic block is placed in diamond Special purpose pressing machine and carries out high temperature high pressure process, high temperature is 1400 ~ 1650 DEG C, and high pressure is 5 ~ 7.5MPa.Inventive process avoids boracic unevenness or localized clusters phenomenons in mixing caused by other methods, and pre-process so that crystallization is more abundant, so that the intensity of diamond layer, wearability, impact resistance, heat resistance, inoxidizability be made to be further improved.
Description
Technical field
The present invention relates to a kind of preparation methods of superhard material, and in particular to a kind of side for manufacturing boric diamond composite sheet
Method.
Background technique
Although diamond hardness is very high, in processing, difficulty is larger, the poor heat resistance in welding.Boracic Buddha's warrior attendant
Stone composite sheet has very big advantage compared with normal diamond composite sheet in abrasion resistance, heat resistance, impact resistance, electric conductivity.
In the prior art, boric diamond composite sheet mostly use including comprising including boron powder multiple additives and ordinary people
Make diamond dust mixing, or mixed with common artificial diamond powder using boric diamond powder be aided with again it is a small amount of other
Bonding agent is sintered with hard alloy substrate through high temperature and pressure.Such as application No. is 200910048492.0 patent of invention public affairs
A kind of boric diamond composite sheet and preparation method with high temperature and pressure synthesis has been opened, has contained following steps: 1) by boracic
Diadust and hard alloy base plate are combined into Synthetic block；2) by Synthetic block be placed in diamond Special purpose pressing machine 5.8GPa,
It is sintered under the conditions of 1673K；3) the boric diamond layer of the boric diamond composite sheet after synthesis is polished, polishing obtains finished product；
Its boric diamond composite sheet obtained is sheet, and contains boron in diamond, and the content of boron is 0.002~1.2%.
But this method is steady due to the uniformity coefficient difference of the mixing containing B-bond, or the boric diamond itself of addition
Qualitative difference be easy to cause the quality of boric diamond composite sheet to be difficult to stablize, so that the boric diamond composite sheet finally obtained
Intensity, wearability, impact resistance and stability there was only 50% or so of common artificial diamond compact, to constrain it
In some applications for requiring field with superior performance.
Summary of the invention
In view of the foregoing deficiencies of prior art, to prepare boric diamond compound the purpose of the present invention is to provide a kind of
The method of piece.
To achieve the goals above or other purposes, the present invention is achieved by the following technical solutions.
The invention discloses a kind of methods for manufacturing boric diamond composite sheet, include the following steps:
1) diamond dust is placed in boric acid aqueous solution and forms mixed solution；
2) acquisition micro mist is dried to mixed solution；
3) micro mist is uniformly mixed with bonding agent；
4) micro mist for being mixed with bonding agent and hard alloy substrate are combined into Synthetic block；
5) Synthetic block is placed in diamond Special purpose pressing machine and carries out high temperature high pressure process, high temperature is 1400~1650 DEG C, high
Pressure is 5~7.5MPa.
Preferably, in step 1), the concentration of the boric acid aqueous solution is 3%~15%.
Preferably, in step 1), the mass volume ratio of the diamond dust and boric acid aqueous solution is 500~800g/L.
Preferably, in step 1), soaking time is at least 3 hours.
Preferably, in step 2), drying temperature is 200~400 DEG C.
Preferably, in step 3), counted on the basis of the gross mass of bonding agent, the bonding agent include following raw material components and
Parts by weight:
Co powder 97~99%
TiC powder 0.5~2%
Ni powder 0.3~1.5%.
Preferably, the mass ratio of diadust and bonding agent is 1~3 in step 3).
Preferably, in step 4), the hard alloy substrate is WC-Co hard alloy.
The invention also discloses a kind of boric diamond composite sheet prepared by method described above, the boracic gold
Hard rock composite sheet includes boric diamond layer and hard alloy substrate layer；The hard alloy substrate layer connects with boric diamond layer
Touching interface is in unequal annular concentric bulge-structure, and the intermediate projections of the bulge-structure are larger, while radially to four
All protrusions are gradually reduced.
Preferably, the boric diamond layer with a thickness of 0.2~4mm.The thickness of hard alloy substrate layer can be used
It needs to be configured.Preferably, hard alloy substrate layer with a thickness of 1.2~19mm.
The invention also discloses a kind of boric diamond composite sheets as described above to saw, cut, bore and grind field of tool
Purposes.
The beneficial effect of this case is: since the boron source of boric diamond composite sheet derives from boric acid, various concentration boric acid
Boron content is different, and its remaining pure boron can be evenly distributed in diadust after boric acid heating, so as to pass through
Boron content in the boric acid adjustment diamond dust of various concentration, avoids boracic unevenness or office in mixing caused by other methods
Portion's clustering phenomena.The boric diamond composite sheet for manufacturing boracic composite sheet electric conductivity compared with other methods has preferable controllability, together
When due to boric acid to the pretreatment of diadust so that the recrystallization of boron carbon is more abundant after high temperature and pressure synthesis sintering, make it
Diamond layer consistency is higher, thus make the intensity of diamond layer, wearability, impact resistance, heat resistance, inoxidizability obtain into
One step improves, and improves it and integrates service performance.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of heretofore described boric diamond composite sheet.
Wherein, in Fig. 11 be boric diamond layer, 2 be hard alloy substrate layer.
Specific embodiment
Illustrate embodiments of the present invention below by way of specific specific example, those skilled in the art can be by this specification
Other advantages and efficacy of the present invention can be easily understood for disclosed content.The present invention can also pass through in addition different specific realities
The mode of applying is embodied or practiced, the various details in this specification can also based on different viewpoints and application, without departing from
Various modifications or alterations are carried out under spirit of the invention.
Before further describing the specific embodiments of the present invention, it should be appreciated that protection scope of the present invention is not limited to down
State specific specific embodiment；It is also understood that term used in the embodiment of the present invention is specific specific in order to describe
Embodiment, rather than limiting the scope of protection of the present invention.The test method of actual conditions is not specified in the following example,
Usually according to normal condition, or according to condition proposed by each manufacturer.
When embodiment provides numberical range, it should be appreciated that except non-present invention is otherwise noted, two ends of each numberical range
Any one numerical value can be selected between point and two endpoints.Unless otherwise defined, the present invention used in all technologies and
Scientific term is identical as the normally understood meaning of those skilled in the art of the present technique.Except specific method, equipment used in embodiment,
Outside material, grasp and record of the invention according to those skilled in the art to the prior art can also be used and this
Any method, equipment and the material of the similar or equivalent prior art of method described in inventive embodiments, equipment, material come real
The existing present invention.
As shown in Figure 1, the boric diamond composite sheet includes that boric diamond layer and hard close in the embodiment of the present invention
Golden base layer；The hard alloy substrate layer and boric diamond layer contact interface are in unequal annular concentric bulge-structure,
The intermediate projections of the bulge-structure are larger, while radially protrusion is gradually reduced around.
A kind of method for manufacturing boric diamond composite sheet, includes the following steps: disclosed in the embodiment of the present invention
1) diamond dust is placed in boric acid aqueous solution and forms mixed solution；
2) acquisition micro mist is dried to mixed solution；
3) micro mist is uniformly mixed with bonding agent；
4) micro mist for being mixed with bonding agent and hard alloy substrate are combined into Synthetic block；
5) Synthetic block is placed in diamond Special purpose pressing machine and carries out high temperature high pressure process, high temperature is 1400~1650 DEG C, high
Pressure is 5~7.5MPa.
Heretofore described WC-Co hard alloy is regular size in the prior art, specifically, selected in the present embodiment
WC-Co hard alloy in, the content of WCo is 8%, other are WC.
Embodiment 1
The bonding agent used in the present embodiment includes following raw material components and parts by weight:
97 parts by weight of Co powder
2 parts by weight of TiC powder
1 parts by weight of Ni powder.
In the present embodiment:
In step 1), the concentration of the boric acid aqueous solution is 3%.
In step 1), the mass volume ratio of the diamond dust and boric acid aqueous solution is 500g/L.
In step 2), drying temperature is 200 DEG C.
The mass ratio of diadust and bonding agent is 1 in step 3).
In step 4), the hard alloy substrate is WC-Co hard alloy.
In step 4), high temperature is 1400 DEG C, high pressure 7.5MPa.
In the present embodiment, the boric diamond layer with a thickness of 0.5~1.5mm；Hard alloy substrate layer with a thickness of 5
~10mm.
Embodiment 2
The bonding agent used in the present embodiment includes following raw material components and parts by weight:
98 parts by weight of Co powder
0.5 parts by weight of TiC powder
1.5 parts by weight of Ni powder.
In the present embodiment:
In step 1), the concentration of the boric acid aqueous solution is 10%.
In step 1), the mass volume ratio of the diamond dust and boric acid aqueous solution is 600g/L.
In step 2), drying temperature is 300 DEG C.
The mass ratio of diadust and bonding agent is 2 in step 3).
In step 4), the hard alloy substrate is WC-Co hard alloy.
In step 4), high temperature is 1500 DEG C, high pressure 6MPa.
In the present embodiment, the boric diamond layer with a thickness of 0.5~2.5mm；Hard alloy substrate layer with a thickness of 5
~10mm.
Embodiment 3
The bonding agent used in the present embodiment includes following raw material components and parts by weight:
99 parts by weight of Co powder
0.5 parts by weight of TiC powder
0.5 parts by weight of Ni powder.
In the present embodiment:
In step 1), the concentration of the boric acid aqueous solution is 15%.
In step 1), the mass volume ratio of the diamond dust and boric acid aqueous solution is 700g/L.
In step 2), drying temperature is 400 DEG C.
The mass ratio of diadust and bonding agent is 3 in step 3).
In step 4), the hard alloy substrate is WC-Co hard alloy.
In step 4), high temperature is 1600 DEG C, high pressure 7MPa.
Embodiment 4
The bonding agent used in the present embodiment includes following raw material components and parts by weight:
97.5 parts by weight of Co powder
5 parts by weight of TiC powder
0.5 parts by weight of Ni powder.
In the present embodiment:
In step 1), the concentration of the boric acid aqueous solution is 11%.
In step 1), the mass volume ratio of the diamond dust and boric acid aqueous solution is 700g/L.
In step 2), drying temperature is 350 DEG C.
The mass ratio of diadust and bonding agent is 2 in step 3).
In step 4), the hard alloy substrate is WC-Co hard alloy.
In step 4), high temperature is 1650 DEG C, high pressure 5MPa.
Inventive concept in the present invention is that will contain boron substance by using the form of boric acid aqueous solution is added diamond layer
In, the content of boron in diamond layer can be adjusted by the concentration of boracic aqueous solution, and due to being to boracic gold when drying
Hard rock layer is pre-processed, and preprocessing process further makes final high temperature and pressure crystallization process more perfect, is obtained
Boric diamond composite sheet have the characteristics that better crystallinity degree.
Compared with boric diamond micropowder is by being mixed to form boric diamond composite sheet, boron in the composite sheet in the present invention
What is mixed is more uniform, and in large-scale production, quality is more stable, the number of substandard product and flaw product in same batch
Amount is seldom.And it shows excellent in intensity, wearability, impact resistance, stability, the uniformity of composite layer and electric conductivity
Different performance.
The above, only presently preferred embodiments of the present invention, not to the present invention in any form with substantial limitation,
It should be pointed out that under the premise of not departing from the method for the present invention, can also be made for those skilled in the art
Several improvement and supplement, these are improved and supplement also should be regarded as protection scope of the present invention.All those skilled in the art,
Without departing from the spirit and scope of the present invention, when made using disclosed above technology contents it is a little more
Dynamic, modification and the equivalent variations developed, are equivalent embodiment of the invention；Meanwhile all substantial technologicals pair according to the present invention
The variation, modification and evolution of any equivalent variations made by above-described embodiment, still fall within the range of technical solution of the present invention
It is interior.
Claims (8)
1. a kind of method for manufacturing boric diamond composite sheet, includes the following steps:
1) diamond dust is placed in boric acid aqueous solution and forms mixed solution；
2) acquisition micro mist is dried to mixed solution；
3) micro mist is uniformly mixed with bonding agent；
4) micro mist for being mixed with bonding agent and hard alloy substrate are combined into Synthetic block；
5) Synthetic block is placed in diamond Special purpose pressing machine and carries out high temperature high pressure process, high temperature is 1400~1650 DEG C, high pressure 5
~7.5GPa；
It in step 3), is counted on the basis of the gross mass of bonding agent, the bonding agent includes that following raw material components and weight percent contain
Amount:
Co powder 97~99%
TiC powder 0.5~2%
Ni powder 0.3~1.5%；
In step 4), the hard alloy substrate is WC-Co hard alloy.
2. method as described in claim 1, which is characterized in that in step 1), the concentration of the boric acid aqueous solution is 3%~
15%.
3. method as described in claim 1, which is characterized in that in step 1), the matter of the diamond dust and boric acid aqueous solution
Amount volume ratio is 500-800g/L.
4. method as described in claim 1, which is characterized in that in step 2), drying temperature is 200~400 DEG C.
5. method as described in claim 1, which is characterized in that in step 3) mass ratio of diadust and bonding agent be 1~
3。
6. a kind of boric diamond composite sheet prepared by any one of Claims 1 to 5 the method, which is characterized in that
The boric diamond composite sheet includes boric diamond layer and hard alloy substrate layer；The hard alloy substrate layer and boracic
Diamond layer contact interface is in unequal annular concentric bulge-structure, and the intermediate projections of the bulge-structure are larger, simultaneously
Radially protrusion is gradually reduced around.
7. boric diamond composite sheet as claimed in claim 6, which is characterized in that the boric diamond layer with a thickness of 0.2
~4mm.
8. boric diamond composite sheet is in the purposes for sawing, cutting, bore, grind field of tool as described in any one of claim 6~7.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710178972.3A CN106735252B (en) | 2017-03-23 | 2017-03-23 | A method of manufacture boric diamond composite sheet |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710178972.3A CN106735252B (en) | 2017-03-23 | 2017-03-23 | A method of manufacture boric diamond composite sheet |
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| Publication Number | Publication Date |
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| CN106735252A CN106735252A (en) | 2017-05-31 |
| CN106735252B true CN106735252B (en) | 2019-02-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110578128A (en) * | 2019-08-26 | 2019-12-17 | 中南钻石有限公司 | Preparation method of dome-shaped polycrystalline diamond compact |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108057896A (en) * | 2017-12-27 | 2018-05-22 | 富耐克超硬材料股份有限公司 | A kind of composite polycrystal-diamond and preparation method thereof |
| CN110256078B (en) * | 2019-07-26 | 2021-11-30 | 富耐克超硬材料股份有限公司 | Nano-doped polycrystalline diamond and preparation method thereof |
| CN114160798A (en) * | 2021-12-29 | 2022-03-11 | 昆山耐信金刚石工具有限公司 | Sintering hot-pressing process for diamond roller |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1059138A (en) * | 1991-08-30 | 1992-03-04 | 机械电子工业部郑州磨料磨具磨削研究所 | Agglomerate of composite superhard material and manufacture method thereof |
| CN101518822A (en) * | 2009-03-30 | 2009-09-02 | 上海江信超硬材料有限公司 | Boric diamond composite sheet synthesized at high temperature and pressure and method for preparing same |
| CN101519541A (en) * | 2009-03-30 | 2009-09-02 | 上海江信超硬材料有限公司 | Boric diamond micropowder and method for preparing same |
| CN101773807A (en) * | 2009-12-29 | 2010-07-14 | 武汉六吉科技有限公司 | Method for preparing multifunctional polycrystalline diamond compact |
| CN103786100A (en) * | 2014-02-26 | 2014-05-14 | 禹州市和汇超硬材料有限公司 | Method for manufacturing brazing monolayer diamond grinding wheel |
| CN104162664A (en) * | 2013-05-16 | 2014-11-26 | 中国科学院宁波材料技术与工程研究所 | Diamond complex and preparation method thereof |
| CN104962793A (en) * | 2015-06-23 | 2015-10-07 | 中南钻石有限公司 | Polycrystalline diamond compact with excellent electric conductivity and method for manufacturing polycrystalline diamond compact |
| CN205326393U (en) * | 2016-01-18 | 2016-06-22 | 三河市晶日金刚石复合材料有限公司 | Novel boracic diamond compact piece of interface growth type |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1143373A (en) * | 1997-07-22 | 1999-02-16 | Toyota Central Res & Dev Lab Inc | Production of composite material |
| US8728429B2 (en) * | 2009-03-02 | 2014-05-20 | International Technology Center | Production of conductive nanodiamond by dynamic synthesis approaches |
-
2017
- 2017-03-23 CN CN201710178972.3A patent/CN106735252B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1059138A (en) * | 1991-08-30 | 1992-03-04 | 机械电子工业部郑州磨料磨具磨削研究所 | Agglomerate of composite superhard material and manufacture method thereof |
| CN101518822A (en) * | 2009-03-30 | 2009-09-02 | 上海江信超硬材料有限公司 | Boric diamond composite sheet synthesized at high temperature and pressure and method for preparing same |
| CN101519541A (en) * | 2009-03-30 | 2009-09-02 | 上海江信超硬材料有限公司 | Boric diamond micropowder and method for preparing same |
| CN101773807A (en) * | 2009-12-29 | 2010-07-14 | 武汉六吉科技有限公司 | Method for preparing multifunctional polycrystalline diamond compact |
| CN104162664A (en) * | 2013-05-16 | 2014-11-26 | 中国科学院宁波材料技术与工程研究所 | Diamond complex and preparation method thereof |
| CN103786100A (en) * | 2014-02-26 | 2014-05-14 | 禹州市和汇超硬材料有限公司 | Method for manufacturing brazing monolayer diamond grinding wheel |
| CN104962793A (en) * | 2015-06-23 | 2015-10-07 | 中南钻石有限公司 | Polycrystalline diamond compact with excellent electric conductivity and method for manufacturing polycrystalline diamond compact |
| CN205326393U (en) * | 2016-01-18 | 2016-06-22 | 三河市晶日金刚石复合材料有限公司 | Novel boracic diamond compact piece of interface growth type |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110578128A (en) * | 2019-08-26 | 2019-12-17 | 中南钻石有限公司 | Preparation method of dome-shaped polycrystalline diamond compact |
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| CN106735252A (en) | 2017-05-31 |
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