CN104772454A - Diamond product pre-alloyed powder and manufacturing method thereof - Google Patents
Diamond product pre-alloyed powder and manufacturing method thereof Download PDFInfo
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- CN104772454A CN104772454A CN201510132229.5A CN201510132229A CN104772454A CN 104772454 A CN104772454 A CN 104772454A CN 201510132229 A CN201510132229 A CN 201510132229A CN 104772454 A CN104772454 A CN 104772454A
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- powder
- carbon fiber
- prealloy powder
- prealloy
- diamond
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Abstract
The invention relates to the technical field of diamond product pre-alloyed powder and further relates to a manufacturing method of the diamond product pre-alloyed powder. The pre-alloyed powder comprises a pre-alloyed powder main ingredient, wherein the pre-alloyed powder main ingredient comprises FexCuy metal powder, carbon fiber powder is added, and the weight ratio of the pre-alloyed powder main ingredient to the carbon fiber powder is (98 to 99.5):(0.5 to 2). The manufacturing method comprises the following steps of a. taking the pre-alloyed powder main ingredient and the carbon fiber powder according to the weight ratio of (98 to 99.5):(0.5 to 2); b. mixing the pre-alloyed powder main ingredient and the carbon fiber powder, reducing at 400 DEG C, and cooling, so as to obtain the diamond product special pre-alloyed powder. The diamond product pre-alloyed powder takes the advantages of high temperature conductivity and creep resistance, high stability and increase in sintering porosity of the carbon fiber powder, a prepared diamond product has excellent performance, and the pre-alloyed powder has the advantages of firmness in bonding and capability of sharpening diamonds in time.
Description
Technical field
The present invention relates to diamond composition prealloy powder technical field, also relate to the manufacture method manufacturing this diamond composition prealloy powder.
Background technology
Described diamond composition mainly refers to the processing components such as cutter, cutlery, drilling tool.Containing diamond particles inside its material, it utilizes adamantine high strength, these processing components have good ground effect, what linked together by these diamond particles is prealloy powder, diamond bonds together by prealloy powder, at this moment prealloy powder is as bonding agent, requires that prealloy powder has stronger adhesive strength; In use, prealloy powder also has the effect of carrying diamond abrasive grain, along with exposed Diamond Wear, need the diamond constantly separated below, it is made to play the effect of grinding, at this moment require again that prealloy powder is constantly made a concession, make prealloy powder have certain easy yielding performance, make diamond particles go out sword in time further.
In prior art, use the prealloy powder on diamond composition and diamond particles or there is no stronger adhesion, causing diamond easily to come off, affecting result of use and service life; The caking porosity that prealloy powder encases diamond round and round, prealloy powder self is too closely knit, make is low, diamond can not go out cutter (yielding poor performance) in time, affects result of use equally.
In order to make diamond tool both durable in use, inclusion firmly, adapt to work continuously, diamond can be made again to go out sword in time, use sharp, develop not only bonding firmly, but also the diamond composition prealloy powder that can go out sword in time necessitate.
Prior art is compared, and the invention has the beneficial effects as follows:
Diamond composition prealloy powder of the present invention has played the advantage of the high temperature conductivity of carbon fiber powder, creep resistant, high stability, the increase of sintering porosity, prepared diamond composition excellent performance, there is good stability, the advantage high temperature resistant, diamond segment porosity is high, have not only bonding firmly, but also diamond can be made to go out the advantage of sword in time;
Described prealloy powder major ingredient and carbon fiber powder weight ratio are 99:1, and described carbon fiber powder diameter is 7 μm, and length is 4 μm ~ 50 μm, the particle diameters of described prealloy powder major ingredient is 2 μm ~ 75 μm;
The manufacture method of such diamond composition prealloy powder have can produce above-mentioned have not only bonding firmly, but also diamond can be made to go out sword in time, the diamond composition prealloy powder of better effects if.
Summary of the invention
Object of the present invention is exactly for the deficiencies in the prior art, provide a kind of make diamond can not only bonding firmly, but also diamond particles can be made to go out the diamond composition prealloy powder of cutter in time, a kind of manufacture method manufacturing this prealloy powder is also provided simultaneously.
The technical scheme of diamond composition prealloy powder of the present invention is achieved in that a kind of diamond composition prealloy powder, comprises prealloy powder major ingredient, and affiliated prealloy powder major ingredient comprises Fe again
xcu
ymetal dust, is characterized in that: it is also added with carbon fiber powder, and the weight ratio of prealloy powder major ingredient and carbon fiber powder is 98 ~ 99.5:0.5 ~ 2.
Preferably, described prealloy powder major ingredient and carbon fiber powder weight ratio are 99:1.
Preferably, described carbon fiber powder diameter is 7 μm, and length is 4 μm ~ 50 μm.
Preferably, the diameter of described prealloy powder major ingredient is 2 μm ~ 50 μm.
The manufacture method of diamond composition prealloy powder of the present invention is achieved in that it comprises the following steps:
A. prealloy powder major ingredient and carbon fiber powder 98 ~ 99.5:0.5 ~ 2 are got by weight;
B. by above-mentioned prealloy powder major ingredient and carbon fiber powder by after mixing, after 400 DEG C of reduction, cooling obtains the special prealloy powder of diamond composition.
Preferably, described prealloy powder major ingredient and carbon fiber powder are 99:1 by weight.
Preferably, described carbon fiber powder diameter is 7 μm, and length is 4 μm ~ 50 μm, and the particle diameters of described prealloy powder major ingredient is 2 μm ~ 75 μm.
Detailed description of the invention
The special prealloy powder of diamond composition: existing prealloy powder organizes performance change by the metal material containing (Fe, Cu) element through series of physical shape and chemistry, and make metal dust by series of process manufacture method, composition is Fe
xcu
y.
The manufacture of diamond composition, it is by diamond particles and prealloy powder mixing, through compressing, that sintering, grinding process produce certain specification type sintering caking after mixing.
In order to understand the present invention better, illustrate content of the present invention further below in conjunction with embodiment, the present invention is further illustrated.
Embodiment 1
Get prealloy powder major ingredient 100 grams, described prealloy powder major ingredient is Fe
xcu
yalloy powder (lower same), as diamond composition first prealloy powder.
Embodiment 2
Get the carbon fiber powder of prealloy powder major ingredient 99.5 grams and 0.5 gram, wherein carbon fiber powder diameter is 7 μm, and length is 4 μm ~ 50 μm, after mixing, and through 400 DEG C of reduction, cooling obtains diamond composition second prealloy powder.
Embodiment 3
Get the carbon fiber powder of prealloy powder major ingredient 99 grams and 1 gram, wherein carbon fiber powder diameter is 7 μm, and length is 1 μm ~ 75 μm, after premixed, and through 400 DEG C of reduction, cooling obtains diamond composition the 3rd prealloy powder.
Embodiment 4
Get the carbon fiber powder of prealloy powder major ingredient 98 grams and 2 grams, wherein carbon fiber powder diameter is 7 μm, and length is 1 μm ~ 50 μm, after premixed, and through 400 DEG C of reduction, cooling obtains diamond composition the 4th prealloy powder.
Embodiment 5
Get the carbon fiber powder of prealloy powder major ingredient 99 grams and 1 gram, wherein carbon fiber powder diameter is 6 μm, and length is 3 μm ~ 30 μm, the particle diameter of prealloy powder major ingredient is 1 μm ~ 40 μm, after premixed, through 400 DEG C of reduction, cooling obtains diamond composition the 5th prealloy powder.
Embodiment 6:
Get the carbon fiber powder of prealloy powder major ingredient 99 grams and 1 gram, wherein carbon fiber powder diameter is 7 μm, and length is 4 μm ~ 50 μm, and the particle diameters of prealloy powder major ingredient is 2 μm ~ 50 μm, through 400 DEG C of reduction, cooling obtains diamond composition the 6th prealloy powder.
Embodiment 7
Get the carbon fiber powder of prealloy powder major ingredient 99 grams and 1 gram, wherein carbon fiber powder diameter is 10 μm, and length is 8 μm ~ 70 μm, and the particle diameters of prealloy powder major ingredient is 2 μm ~ 75 μm, through 400 DEG C of reduction, cooling obtains diamond composition the 7th prealloy powder.
The index of the diamond tool that each prealloy powder that following table 1 obtains for each embodiment manufactures, relatively properties data can be found out, the prealloy powder adding carbon fiber powder is more respond well than the prealloy powder not adding carbon fiber powder, and is feasible at prealloy powder and carbon fiber powder weight ratio 98 ~ 99.5:0.5 ~ 2; Wherein, described prealloy powder and carbon fiber weight ratio 99:1 have better effect.And described carbon fiber powder diameter is 7 μm, length is 4 μm ~ 50 μm, the particle diameters of described prealloy powder major ingredient is 2 μm ~ 50 μm, and effect is best.
Table 1
Can infer from table 1, add the prealloy powder of carbon fiber powder, prealloy powder major ingredient and carbon fiber powder weight ratio 98 ~ 99.5:0.5 ~ 2, the diamond tool produced, the diamond tool produced than the prealloy powder not adding carbon fiber powder has better wearability and sharpness, and the fact also demonstrates this point; Prealloy powder major ingredient described further and carbon fiber weight ratio 99:1, described carbon fiber powder diameter is 7 μm, and length is 4 μm ~ 50 μm, and the diameter of described prealloy powder major ingredient is 2 μm ~ 50 μm, better effects if.
Note: wear resistance ratio is that sample records on DHM-2 abrasion ratio tester machine, and test condition is: room temperature, feed pressure (w) 500 g, linear velocity 15 m/s, time 60s, and sample block is of a size of (mm) 25 × 8 × 5; Ballistic work is that sample sinters and makes sample block on SM80 pressing sintering, and NI300C instrumentation metal pendulum bob impact testing records, and test condition is: room temperature, power 2 KW, and sample block is of a size of (mm) 50 × 10 × 10; Bending strength, hardness are that sample sinters and makes sample block on SM80 pressing sintering, and in GP-TS2000L electronic type universal material testing machine and the test of HR-150A Rockwell apparatus, sample block is of a size of (mm) 3.2 × 8 × 40.
Through experimental data prove the special prealloy powder of diamond composition of the present invention and diamond abrasive grain inclusion firm, the diamond composition good stability made, high temperature resistant, diamond segment porosity is high, can accomplish that diamond goes out sword in time when grinding, reach and improve the object of bonding agent to adamantine inclusion and diamond segment porosity by adding trace carbon fiber powder on the basis of matrix prealloy powder simultaneously, be conducive to allowing diamond go out sword in time to adapt to diamond tool high efficient grinding operating mode, solve and can not take into account inclusion because of bonding agent and diamond simultaneously and go out this ubiquitous contradictory problems of sword in time.
The prealloy powder that the present invention selects is the Fe that water atomization manufactures
xcu
yalloy powder, the various metal dusts that on market, other method not of the same race of a large amount of supply manufactures, comprise as Fe
xcu
yr
zetc. ternary, multicomponent alloy powder, can replace equally, also can reach same effect.
The carbon fiber powder that the present invention selects, carbon fiber is obviously thread, is evenly distributed, and length is alternate, and diameter is about 7 μm, and length is 4 μm ~ 50 μm, and the carbon fiber powder that market is supplied is similar, can replace equally, also can reach same effect.
The production technology of the diamond synthesis instrument that the present invention relates to and performance test, those skilled in the art are familiar, no longer do and set forth one by one.
Example cited by the present invention can realize the present invention, and bound value and its interval value of each raw material also can realize the present invention, do not enumerate embodiment at this.
Claims (8)
1. a diamond composition prealloy powder, comprises prealloy powder major ingredient, and affiliated prealloy powder major ingredient comprises Fe again
xcu
ymetal dust, is characterized in that: it is also added with carbon fiber powder, and the weight ratio of prealloy powder major ingredient and carbon fiber powder is 98 ~ 99.5:0.5 ~ 2.
2. diamond composition prealloy powder according to claim 1, is characterized in that: described prealloy powder major ingredient and carbon fiber powder weight ratio 99:1.
3. diamond composition prealloy powder according to claim 1 and 2, is characterized in that: described carbon fiber powder diameter is 7 μm, and length is 4 μm ~ 50 μm.
4. diamond composition prealloy powder according to claim 1 and 2, is characterized in that: the particle diameters of described prealloy powder major ingredient is 2 μm ~ 50 μm.
5. diamond composition prealloy powder according to claim 3, is characterized in that: the particle diameters of described prealloy powder major ingredient is 2 μm ~ 50 μm.
6. the manufacture method of diamond composition prealloy powder, comprises the following steps:
A. prealloy powder major ingredient and carbon fiber powder 98 ~ 99.5:0.5 ~ 2 are got by weight;
B. by above-mentioned prealloy powder major ingredient and carbon fiber powder by after mixing, after 400 DEG C of reduction, cooling obtains the special prealloy powder of diamond composition.
7. manufacture method according to claim 6, is characterized in that: described prealloy powder major ingredient and carbon fiber powder are 99:1 by weight.
8. the manufacture method according to claim 6 or 7, is characterized in that: described carbon fiber powder diameter is 7 μm, and length is 4 μm ~ 50 μm, and the particle diameters of described prealloy powder major ingredient is 2 μm ~ 75 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510132229.5A CN104772454A (en) | 2015-03-24 | 2015-03-24 | Diamond product pre-alloyed powder and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510132229.5A CN104772454A (en) | 2015-03-24 | 2015-03-24 | Diamond product pre-alloyed powder and manufacturing method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107032346A (en) * | 2017-05-22 | 2017-08-11 | 北京汽车集团有限公司 | The method for reclaiming carbon fiber enhancement resin base composite material |
| CN109695007A (en) * | 2019-01-15 | 2019-04-30 | 中南大学 | A kind of preparation method of metal-carbon composite |
| CN109702188A (en) * | 2019-03-01 | 2019-05-03 | 河南工程学院 | A kind of diamond tool copper-based prealloy powder additive and preparation method thereof |
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| US5238074A (en) * | 1992-01-06 | 1993-08-24 | Baker Hughes Incorporated | Mosaic diamond drag bit cutter having a nonuniform wear pattern |
| CN102235443A (en) * | 2010-04-22 | 2011-11-09 | 海门市常乐粉末冶金厂 | Powder metallurgy synchronizer conical ring |
| CN102383056A (en) * | 2011-09-26 | 2012-03-21 | 上海应用技术学院 | Novel iron-based self-lubricating material and preparation method thereof |
| CN102459802A (en) * | 2009-05-20 | 2012-05-16 | 史密斯国际股份有限公司 | Cutting elements, methods for manufacturing such cutting elements, and tools incorporating such cutting elements |
| CN204159953U (en) * | 2014-10-10 | 2015-02-18 | 上海精韧激光科技有限公司 | For the cutter of composite milling processing |
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2015
- 2015-03-24 CN CN201510132229.5A patent/CN104772454A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5238074A (en) * | 1992-01-06 | 1993-08-24 | Baker Hughes Incorporated | Mosaic diamond drag bit cutter having a nonuniform wear pattern |
| CN102459802A (en) * | 2009-05-20 | 2012-05-16 | 史密斯国际股份有限公司 | Cutting elements, methods for manufacturing such cutting elements, and tools incorporating such cutting elements |
| CN102235443A (en) * | 2010-04-22 | 2011-11-09 | 海门市常乐粉末冶金厂 | Powder metallurgy synchronizer conical ring |
| CN102383056A (en) * | 2011-09-26 | 2012-03-21 | 上海应用技术学院 | Novel iron-based self-lubricating material and preparation method thereof |
| CN204159953U (en) * | 2014-10-10 | 2015-02-18 | 上海精韧激光科技有限公司 | For the cutter of composite milling processing |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107032346A (en) * | 2017-05-22 | 2017-08-11 | 北京汽车集团有限公司 | The method for reclaiming carbon fiber enhancement resin base composite material |
| CN109695007A (en) * | 2019-01-15 | 2019-04-30 | 中南大学 | A kind of preparation method of metal-carbon composite |
| CN109702188A (en) * | 2019-03-01 | 2019-05-03 | 河南工程学院 | A kind of diamond tool copper-based prealloy powder additive and preparation method thereof |
| CN109702188B (en) * | 2019-03-01 | 2021-03-26 | 河南工程学院 | Copper-based pre-alloyed powder additive for diamond tool and preparation method thereof |
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