CN103008670A - Novel geological drill and manufacturing method - Google Patents
Novel geological drill and manufacturing method Download PDFInfo
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- CN103008670A CN103008670A CN201110278948XA CN201110278948A CN103008670A CN 103008670 A CN103008670 A CN 103008670A CN 201110278948X A CN201110278948X A CN 201110278948XA CN 201110278948 A CN201110278948 A CN 201110278948A CN 103008670 A CN103008670 A CN 103008670A
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- drill bit
- geological drill
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Abstract
The invention discloses a novel geological drill. The novel geological drill is formed by combining a metallic bond and diamond by taking Al as the base component of the metallic bond. The novel geological drill is characterized in that the Al serves as the base component of the metallic bond, wherein the metallic bond comprises the following components: 20-90 percent of Al and 10-20 percent of Mg. The invention also provides a manufacturing process for the geological drill of the metallic bond. The novel geological drill has the following characteristics: 1, the drillability is obviously improved for high-grindability stratums, such as siliceous granite stratums, siliceous limestone stratums and the like; the drilling time efficiency can reach at least 0.5 meter per hour; and the service life can reach at least 15 meters per piece; 2, the production cost is low; 3, the sintering temperature is low, and energy sources are saved; 4, the production cycle is short, and manufacturing is convenient; and 5, the consumption of a graphite jig is greatly reduced.
Description
Technical field
The present invention relates to metallic bond geological drill bit and manufacture method, relate in particular to the geological drill bit that creep into abrasivenesses such as being applicable to siliceous granite, siliceous limestone and strong abrasiveness rock stratum.
Background technology
For abrasiveness or strong abrasiveness rock stratum such as siliceous granite, siliceous limestones, almost can't creep into, the service life of drill bit is extremely short all the time, and usually creeping into timeliness is 0.2-0.5 meter/10 hours, and be about 1 meter/service life.The technical barrier that creeps into for solving above strong abrasiveness rock stratum, the spy discloses a kind of Novel geological drill bit.
Summary of the invention
The object of the present invention is to provide a kind of Novel geological drill bit and manufacture method, it is very strong for the strong abrasiveness rock stratum such as siliceous granite, siliceous limestone drillability, creeps into timeliness and can reach 0.5-0.8 m/h, reaches service life more than 15 meters/.A kind of sintering temperature of Novel geological drill bit is low simultaneously, and cost is low, environmental protection and energy saving.
The present invention achieves the above object by following technical solution, and a kind of Novel geological drill bit of the present invention is with the basic composition of Al as metallic bond, is combined with diamond and is consisted of by metallic bond, and described metallic bond comprises following composition:
Al：20—90% Mg:10—20%
Part substitute as above-mentioned Al and Mg, also can add in the above-mentioned metallic bond:
Sn：0—30% Zn：0—10% Ag：0—30%
Cu：0—50% Ti：0—20% Ni：0—20%
Co：0—20% Si：0—10% C：0—3%
Al
2O
3：0—5%
A kind of one-tenth or several combination.Described metal is the metal pre-alloyed powder that adopts pure metal powder or comprise combination more than two.
Part alternative as above-mentioned Al and Mg also can add reinforcing material such as graphite, aluminium oxide 0-6% in the above-mentioned metallic bond.
In addition, the invention provides a kind of manufacture method of Novel geological drill bit, it mixes with metallic bond and diamond and the geological drill bit steel matrix is closed by the metallurgical chemistry bond, comprising:
A, take by weighing the each component powder of aequum by described metallic bond chemical composition, obtain the bond mixture of powders, the diamond that this bond mixture of powders and proportioning is good mixes, the inside and outside gauge material of preparation diamond and end face material.
B, use graphite jig, under 200-850 ℃, can produce cutter head to as described metal dust and diamond matrix sintering, then utilize the method for welding that cutter head and geological drill bit steel matrix are welded, produce a kind of Novel geological drill bit; Perhaps use the geological drill bit steel matrix assembling of graphite jig and preliminary working, then successively according to interior gauge compound, end face compound, outer gauge compound or be charged in separately the die cavity according to the order of outer gauge compound, end face compound, interior gauge compound successively, to assemble at last the geological drill bit steel body and the graphite jig that have enriched material and be put into together in the hot-pressed sintering furnace, sintering can produce a kind of Novel geological drill bit under the conditions such as 200-850 ℃, insulation 10-30 minutes, 100-150 tons of pressure.
In above-mentioned manufacture method, adamantine granularity, model, concentration are selected according to the difference of creeping into the rock stratum.
The present invention has overcome the in the past diamond exposure hard problem of metallic bond geological drill bit in creep into the strong abrasiveness rock stratum such as siliceous granite, siliceous limestone, greatly strengthens for the drillability of the strong abrasiveness rock stratum such as siliceous granite, siliceous limestone.It is metallic bond geological drill bit and manufacture method thereof that the present invention develops Al; having adopted Al good to the diamond associativity and that firmly control is metallic bond; a kind of diamond exposure of Novel geological drill bit is fast; long service life; sintering temperature is low; cost is low, is conducive to adamantine protection against oxidation and energy savings, is conducive to reduce the graphite jig loss.
Metallic bond of the present invention, heat conductivility or the intensity of adding Cu, Ni, Co increase bond, the toughness of interpolation Sn, Mg, the increase bonds such as Zn, Ti and bond are to adamantine hold.
The specific embodiment
Case study on implementation 1
Bond: all the other materials of Al:30% Sn:7% Cu:30% Ti:10% Ni:14% Mg:4%: 5%
The end face diamond grit: 45/50(30%)+50/60(60%)+60/70(10%) concentration 75%
Take by weighing respectively the powder of respective amount by above-mentioned bond composition and geological drill bit specifications and models, prepare and require concentration amount end face Buddha's warrior attendant building stones, add an amount of paraffin, acetone after, in batch mixer, fully mixed 24 hours, for subsequent use as geological drill bit end face compound.
Bond: all the other materials of Al:30% Sn:7% Cu:27% Ti:10% Co:3% Ni:14% Mg:4%: 5%
The gauge diamond granularity: 70/80(30%)+80/100(70%) concentration 75%
Take by weighing respectively the powder of respective amount by above-mentioned bond composition and geological drill bit specifications and models, prepare and require the inside and outside gauge diamond material of concentration amount, after adding an amount of paraffin, acetone, in batch mixer, fully mixed 24 hours, for subsequent use with compound as the inside and outside gauge of geological drill bit.
With the assembling of geological drill bit steel matrix and graphite jig, in the die cavity of successively interior gauge, end face material and outer gauge material being packed into separately, put into hot pressed sintering ore deposit hot pressed sintering, 380 ℃ of sintering temperatures are incubated 30 minutes, 150 tons of pressure.
After sintering was finished, the following process such as cutted thread were finished drill bit in the demoulding on request, namely obtain a kind of Novel geological drill bit.
Case study on implementation 2
Bond: Al:50% Sn:10% Cu:24% Ni:3% Mg:10% C:3%
The end face diamond grit: 45/50(30%)+50/60(60%)+60/70(10%) concentration 65%
Take by weighing the powder of respective amount according to above-mentioned bond composition and geological drill bit specifications and models, prepare and require concentration amount end face Buddha's warrior attendant building stones, add an amount of paraffin, acetone after, in batch mixer, fully mixed 24 hours, for subsequent use as the end face compound of geological drill bit.
Bond: Al:30% Sn:7% Cu:20% Ti:10% Co:3% Ni:3% Mg:10% C:4%
The gauge diamond granularity: 70/80(30%)+80/100(70%) concentration 75%
Take by weighing the powder of respective amount according to above-mentioned bond composition and geological drill bit specification, prepare and require the inside and outside gauge diamond material of concentration amount, adds an amount of paraffin, acetone, fully mixing 24 hours on batch mixer is as the inside and outside gauge compound of geological drill bit.
Geological drill bit steel matrix and graphite jig are assembled, in the die cavity of respectively interior gauge compound, end face compound, outer gauge compound being packed into successively, put into the hot-pressed sintering furnace hot pressed sintering, 480 ℃ of sintering temperatures are incubated 30 minutes, 120 tons of pressure.
After sintering was finished, the following process such as cutted thread were carried out in the demoulding, produce a kind of Novel geological drill bit.
Case study on implementation 3
Bond: Al:20% Cu:37% Ag:13% Ti:10% Zn: all the other materials of 10% Mg:12%: 5%
The end face diamond grit: 45/50(30%)+50/60(60%)+60/70(10%) concentration 60%
Take by weighing the powder of respective amount according to above-mentioned bond composition and geological drill bit specification, prepare and require concentration amount end face Buddha's warrior attendant building stones, add an amount of paraffin, acetone, on batch mixer, fully mixed 24 hours, as the end face compound of geological drill bit.
Bond: Al:20% Cu:37% Ag:13% Ti:10% Zn: all the other materials of 10% Mg:12%: 5%
The gauge diamond granularity: 70/80(30%)+80/100(70%) concentration 75%
Take by weighing the powder of respective amount according to above-mentioned bond composition and geological drill bit specification, prepare and require the inside and outside gauge diamond material of concentration amount, adds an amount of paraffin, acetone, fully mixing 24 hours on batch mixer is as the inside and outside gauge compound of geological drill bit.
Geological drill bit steel matrix and graphite jig are assembled, in the die cavity of respectively interior gauge material, end face material, outer gauge material being packed into successively, put into the hot-pressed sintering furnace hot pressed sintering, 550 ℃ of sintering temperatures are incubated 30 minutes, 150 tons of pressure.
After sintering was finished, the following process such as cutted thread were carried out in the demoulding, produce a kind of Novel geological drill bit.
Case study on implementation 4
Bond: Al:72% Cu:15% Ag:14% Ti:2% Co:2%
The end face diamond grit: 45/50(30%)+50/60(60%)+60/70(10%) concentration 60%
Take by weighing the powder of respective amount according to above-mentioned bond composition and geological drill bit specification, prepare and require concentration amount end face Buddha's warrior attendant building stones, add an amount of paraffin, acetone, on batch mixer, fully mixed 24 hours, as the end face compound of geological drill bit.
Bond: Al:72% Cu:15% Ag:14% Ti:2% Co:2%
The gauge diamond granularity: 70/80(30%)+80/100(70%) concentration 75%
Take by weighing the powder of respective amount according to above-mentioned bond composition and geological drill bit specification, prepare and require the inside and outside gauge diamond material of concentration amount, adds an amount of paraffin, acetone, fully mixing 24 hours on batch mixer is as the inside and outside gauge compound of geological drill bit.
Geological drill bit steel matrix and graphite jig are assembled, in the die cavity of respectively interior gauge material, end face material, outer gauge material being packed into successively, put into the hot-pressed sintering furnace hot pressed sintering, 280 ℃ of sintering temperatures are incubated 30 minutes, 150 tons of pressure.
After sintering was finished, the following process such as cutted thread were carried out in the demoulding, produce a kind of Novel geological drill bit.
Case study on implementation 5
Bond: Al:50% Cu:26% Sn:6% Ni:5% Mg:10% C:3%
The end face diamond grit: 45/50(30%)+50/60(60%)+60/70(10%) concentration 60%
Take by weighing the powder of respective amount according to above-mentioned bond composition and geological drill bit specification, prepare and require concentration amount end face Buddha's warrior attendant building stones, add an amount of paraffin, acetone, on batch mixer, fully mixed 24 hours, as the end face compound of geological drill bit.
Bond: Al:50% Cu:26% Sn:6% Ni:5% Mg:10% C:3%
The gauge diamond granularity: 70/80(30%)+80/100(70%) concentration 75%
Take by weighing the powder of respective amount according to above-mentioned bond composition and geological drill bit specification, prepare and require the inside and outside gauge diamond material of concentration amount, adds an amount of paraffin, acetone, fully mixing 24 hours on batch mixer is as the inside and outside gauge compound of geological drill bit.
Geological drill bit steel matrix and graphite jig are assembled, in the die cavity of respectively interior gauge material, end face material, outer gauge material being packed into successively, put into the hot-pressed sintering furnace hot pressed sintering, 450 ℃ of sintering temperatures are incubated 30 minutes, 120 tons of pressure.
After sintering was finished, the following process such as cutted thread were carried out in the demoulding, produce a kind of Novel geological drill bit.
Case study on implementation 6
Bond: Al:68% Cu:20% Zn:8% Ti:1% Al
2O
3: 5%
The end face diamond grit: 45/50(30%)+50/60(60%)+60/70(10%) concentration 60%
Take by weighing the powder of respective amount according to above-mentioned bond composition and geological drill bit specification, prepare and require concentration amount end face Buddha's warrior attendant building stones, add an amount of paraffin, acetone, on batch mixer, fully mixed 24 hours, as the end face compound of geological drill bit.
Bond: Al:68% Cu:20% Zn:8% Ti:1% Al
2O
3: 5%
The gauge diamond granularity: 70/80(30%)+80/100(70%) concentration 75%
Take by weighing the powder of respective amount according to above-mentioned bond composition and geological drill bit specification, prepare and require the inside and outside gauge diamond material of concentration amount, adds an amount of paraffin, acetone, fully mixing 24 hours on batch mixer is as the inside and outside gauge compound of geological drill bit.
Geological drill bit steel matrix and graphite jig are assembled, in the die cavity of respectively interior gauge material, end face material, outer gauge material being packed into successively, put into the hot-pressed sintering furnace hot pressed sintering, 580 ℃ of sintering temperatures are incubated 10 minutes, 100 tons of pressure.
After sintering was finished, the following process such as cutted thread were carried out in the demoulding, produce a kind of Novel geological drill bit.
Case study on implementation 7
Bond: Al:40% Cu:74% Zn:10% Ti:3% Mg:10% C:3%
The end face diamond grit: 45/50(30%)+50/60(60%)+60/70(10%) concentration 60%
Take by weighing the powder of respective amount according to above-mentioned bond composition and geological drill bit specification, prepare and require concentration amount end face Buddha's warrior attendant building stones, add an amount of paraffin, acetone, on batch mixer, fully mixed 24 hours, as the end face compound of geological drill bit.
Bond: Al:40% Cu:74% Zn:10% Ti:3% Mg:10% C:3%
Gauge diamond granularity 70/80 (30%)+80/100 (70%) concentration 75%
Take by weighing the powder of respective amount according to above-mentioned bond composition and geological drill bit specification, prepare and require the inside and outside gauge diamond material of concentration amount, adds an amount of paraffin, acetone, fully mixing 24 hours on batch mixer is as the inside and outside gauge compound of geological drill bit.
Geological drill bit steel matrix and graphite jig are assembled, in the die cavity of respectively interior gauge material, end face material, outer gauge material being packed into successively, put into the hot-pressed sintering furnace hot pressed sintering, 680 ℃ of sintering temperatures are incubated 20 minutes, 120 tons of pressure.
After sintering was finished, the following process such as cutted thread were carried out in the demoulding, produce a kind of Novel geological drill bit.
Claims (5)
1. Novel geological drill bit with the foundation of Al as metallic bond, is combined with diamond and is consisted of by metallic bond, and it is characterized in that: this metallic bond is that described metallic bond comprises following composition with the foundation of Al as bond:
Al：20—90% Mg：10—20%。
2. a kind of Novel geological drill bit according to claim 1 is characterized in that: as the part alternative of above-mentioned Al and Mg, also be added with the one or more combination of following composition in the above-mentioned metallic bond:
Sn：0—30% Zn：0—10% Ag：0—30%
Cu：0—50% Ti：0—20% Ni：0—20%
Co：0—20% Si：0—10% C：0—3%
Al
2O
3：0—5% 。
3. described a kind of Novel geological drill bit according to claim 2, it is characterized in that: described metal is the metal pre-alloyed powder that adopts pure metal powder or comprise two above components.
4. described a kind of Novel geological drill bit according to claim 1 is characterized in that: as the part alternative of above-mentioned Al and Mg, also be added with reinforcing material such as graphite, Al in the above-mentioned metallic bond
2O
3: 0-6%.
5. method of making claim 1,2,3,4 each described a kind of Novel geological drill bits, it is characterized in that: it is to close by the metallurgical chemistry bond with the geological drill bit steel matrix being lower than below 850 ℃ with metallic bond and adamantine compound, comprises following processing step:
A, take by weighing the each component powder of aequum by described metallic bond chemical composition, obtain the bond mixture of powders, the diamond that this bond mixture of powders and proportioning is good mixes, the inside and outside gauge material of preparation diamond and end face material;
B, use graphite jig, under 200-850 ℃, can produce cutter head to as described metal dust and diamond matrix sintering, then utilize the method for welding that cutter head and geological drill bit steel matrix are welded, produce a kind of Novel geological drill bit; Perhaps use the geological drill bit steel matrix assembling of graphite jig and preliminary working, then successively according to interior gauge compound, end face compound, outer gauge compound or be charged in separately the die cavity according to the order of outer gauge compound, end face compound, interior gauge compound successively, to assemble at last the geological drill bit steel body and the graphite jig that have enriched material and be put into together in the hot-pressed sintering furnace, sintering can produce a kind of Novel geological drill bit under the conditions such as 200-850 ℃, insulation 10-30 minutes, 100-150 tons of pressure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110278948XA CN103008670A (en) | 2011-09-20 | 2011-09-20 | Novel geological drill and manufacturing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110278948XA CN103008670A (en) | 2011-09-20 | 2011-09-20 | Novel geological drill and manufacturing method |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103361530A (en) * | 2013-07-23 | 2013-10-23 | 苏州赛尔科技有限公司 | Diamond cutting blade and preparation method thereof |
| CN103521751A (en) * | 2013-09-26 | 2014-01-22 | 秦皇岛星晟科技有限公司 | Method for machining metal matrix thin-wall diamond bit |
| CN103670285A (en) * | 2013-12-16 | 2014-03-26 | 江西坚德实业有限公司 | Efficient broad spectrum geological drill and manufacturing method thereof |
| CN107575166A (en) * | 2017-11-01 | 2018-01-12 | 南通欧科数控设备有限公司 | A kind of Novel geological drill and manufacture method |
-
2011
- 2011-09-20 CN CN201110278948XA patent/CN103008670A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103361530A (en) * | 2013-07-23 | 2013-10-23 | 苏州赛尔科技有限公司 | Diamond cutting blade and preparation method thereof |
| CN103521751A (en) * | 2013-09-26 | 2014-01-22 | 秦皇岛星晟科技有限公司 | Method for machining metal matrix thin-wall diamond bit |
| CN103670285A (en) * | 2013-12-16 | 2014-03-26 | 江西坚德实业有限公司 | Efficient broad spectrum geological drill and manufacturing method thereof |
| CN103670285B (en) * | 2013-12-16 | 2016-06-01 | 江西坚德实业有限公司 | A kind of high-efficiency broad spectrum geology drill bit and manufacture method |
| CN107575166A (en) * | 2017-11-01 | 2018-01-12 | 南通欧科数控设备有限公司 | A kind of Novel geological drill and manufacture method |
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Application publication date: 20130403 |