CN104612592A - Casing gas containing hole impregnated diamond bit for geological exploration and manufacturing process - Google Patents

Casing gas containing hole impregnated diamond bit for geological exploration and manufacturing process Download PDF

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Publication number
CN104612592A
CN104612592A CN201510030786.6A CN201510030786A CN104612592A CN 104612592 A CN104612592 A CN 104612592A CN 201510030786 A CN201510030786 A CN 201510030786A CN 104612592 A CN104612592 A CN 104612592A
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CN
China
Prior art keywords
carcass
pore
diamond
manufacturing process
powder
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CN201510030786.6A
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Chinese (zh)
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CN104612592B (en
Inventor
谭忠诚
曾波
许锡纯
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FORSUN ULTRA-HARD MATERIAL INDUSTRY Co Ltd
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FORSUN ULTRA-HARD MATERIAL INDUSTRY Co Ltd
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Publication of CN104612592A publication Critical patent/CN104612592A/en
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    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00Drill bits
    • E21B10/46Drill bits characterised by wear resisting parts, e.g. diamond inserts

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Powder Metallurgy (AREA)

Abstract

The invention provides a casing gas containing hole impregnated diamond bit for geological exploration and a manufacturing process. The casing gas containing hole impregnated diamond bit comprises a steel body and a casing. The casing is located on the steel body. The steel body is provided with inner water grooves, water gaps and outer water grooves. Diamonds and gas holes are formed in the casing. The invention further provides the manufacturing process of the casing gas containing hole impregnated diamond bit for geological exploration. By the adoption of the casing gas containing hole impregnated diamond bit for geological exploration, tiny broken blocks are generated by the casing along with the increase of pressure in the drilling process, old diamonds fall in time, new diamonds are exposed continuously, the drilling speed is increased, and drilling efficiency is improved.

Description

A kind of carcass used for geological prospecting is containing pore diamond-impregnated bit and manufacturing process
Technical field
The present invention relates to a kind of drill bit and manufacturing process, be specifically related to a kind of carcass used for geological prospecting containing pore diamond-impregnated bit and manufacturing process.
Background technology
At present, conventional diamond-impregnated bit is for extremely hard, low-abrasive slipping formation, and carcass working lining diamond not easily goes out sword, and cause the extremely slow not even drilling depth of rate of penetration, drilling efficiency is low.
Summary of the invention
Technical problem to be solved by this invention is, provides one to be adapted to extremely hard, low-abrasive slipping formation, can improve the carcass used for geological prospecting of rate of penetration and drilling efficiency containing pore diamond-impregnated bit and manufacturing process.
The technical solution adopted for the present invention to solve the technical problems is:
The carcass used for geological prospecting of the present invention is containing pore diamond-impregnated bit, and comprise steel body and carcass, described carcass is positioned on steel body, and described steel body is provided with interior tank, the mouth of a river, external flume, is provided with diamond and pore in described carcass.
Carcass divides working lining and inoperative layer, and working lining refers in carcass and contains adamantine part, creeps at drill bit the effect that Shi Qike gets rock; Inoperative layer refers to the part connecting working lining and steel body.
Further, described pore is spherical, and diameter is 0.3 ~ 1.0mm, is evenly distributed in carcass working lining.
Further, pore cumulative volume accounts for carcass working lining cumulative volume 10 ~ 30%.
The carcass used for geological prospecting of the present invention, containing the manufacturing process of pore diamond-impregnated bit, comprises the following steps:
(1) expanded material is added in glycerine in the ratio that the mass ratio of expanded material and glycerine is 1.7 ~ 2.8:1, stir;
(2) matrix formula powder, diamond is added, wherein, matrix formula powder is: count in mass ratio, bronze powder: iron powder: glass putty: nickel powder: the preferred 65:15:9:8:3 of manganese powder=64 ~ 66:14.5 ~ 15.5:8.5 ~ 9.5:7.5 ~ 8.5:3(), the mass ratio of added matrix formula powder and expanded material is 60 ~ 88:1, matrix formula powder and adamantine mass ratio are the preferred 9:1 of 8.5 ~ 9.5:1(), stir, obtain compound;
(3) load in punching block by compound, be pressed into required form, after having suppressed, assembling, sintering, obtains semiproduct, is the finished product that dispatches from the factory in follow-up Vehicle Processing screw thread, plane milling after external flume, outward appearance process.
Further, expanded material is NaHCO 3or (NH 4) 2sO 4.
Further, adamantine particle diameter is 30 ~ 40 orders.
Further, the temperature of sintering is 850-900 DEG C (preferably 875 DEG C), and the time of sintering is 10-20 minute (preferably 12 minutes).
Assembling, refer to and assemble supporting to graphite jig, graphite core rod, graphite base ring, mouth of a river graphite plug etc., put into the carcass working lining forming blocks of having suppressed, in the space formed, [i.e. mould inner wall, core rod outer wall] pastes inside and outside gauge glomerocryst, alloy, then cover non-upper working lining powder, finally steel body is placed on inoperative layer and packs into mould core.
The present invention adopts exoskeletal material prescription and adds expanded material in design impregnated with diamond carcass, and in sintering process, carcass produces spherical pore.
Carcass of the present invention is containing pore diamond-impregnated bit, and with pressure increase in drilling process, it is broken that carcass produces miniscule volume, and old diamond comes off in time, and new diamond constantly exposes, thus improve rate of penetration and drilling efficiency.
Accompanying drawing explanation
Fig. 1 is the structural representation of carcass used for geological prospecting containing pore diamond-impregnated bit of the present invention;
Fig. 2 be along in Fig. 1 along the sectional view of I-I line;
In figure: 1, carcass, 2, interior tank, 3, the mouth of a river, 4, external flume, 5, steel body, 6, diamond, 7, pore.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described.
embodiment 1
With reference to accompanying drawing, the carcass used for geological prospecting of the present embodiment is containing pore diamond-impregnated bit, and comprise steel body 5 and carcass 1, described carcass 1 is positioned on steel body 5, described steel body 5 is provided with interior tank 2, the mouth of a river 3, external flume 4, is provided with diamond 6 and pore 7 in described carcass 1.
In the present embodiment, described pore is spherical, and diameter is 0.3 ~ 0.8mm, is evenly distributed in carcass working lining.Wherein, pore cumulative volume accounts for carcass working lining cumulative volume 12.3%.
For 75/49 rope drill bit 8mm working lining carcass.
Manufacturing process, comprises the following steps:
(1) NaHCO is taken 31.6g, glycerine 0.9g, by taken NaHCO 3add in glycerine, stir;
(2) matrix formula powder 96.3g is added, diamond 10.7g(GE960, particle diameter 30 ~ 40 order); Wherein, matrix formula powder is: count in mass ratio, 663 bronze powders: iron powder: glass putty: nickel powder: manganese powder=65:15:9:8:3, stirs, and obtains compound;
(3) compound is loaded in punching block, be pressed into required form (compacting pressure 2000 ~ 3000 newton/square centimeter), after having suppressed, assembling, sintering, the temperature of sintering is 875 DEG C, and the time of sintering is 12 minutes, obtain semiproduct, in follow-up Vehicle Processing screw thread, plane milling, after external flume, outward appearance process, be the finished product that dispatches from the factory.
Have pore in gained drill bit, in spherical, diameter is 0.3 ~ 0.8mm, is evenly distributed in carcass working lining, and pore cumulative volume accounts for carcass working lining cumulative volume 12.3%.
embodiment 2
The carcass used for geological prospecting of the present embodiment is containing pore diamond-impregnated bit, and comprise steel body 5 and carcass 1, described carcass 1 is positioned on steel body 5, and described steel body 5 is provided with interior tank 2, the mouth of a river 3, external flume 4, is provided with diamond 6 and pore 7 in described carcass 1.
In the present embodiment, described pore is spherical, and diameter is 0.6 ~ 1.0mm, is evenly distributed in carcass working lining.Wherein, pore cumulative volume accounts for carcass working lining cumulative volume 23.5%.
Manufacturing process, comprises the following steps:
(1) (NH is taken 4) 2sO 41.1g, glycerine 0.4g, by taken (NH 4) 2sO 4add in glycerine, stir;
(2) matrix formula powder 96.3g is added, diamond 10.7g(GE960, particle diameter 30 ~ 40 order), wherein, matrix formula powder is: count in mass ratio, 663 bronze powders: iron powder: glass putty: nickel powder: manganese powder=65:15:9:8:3, stirs, and obtains compound;
(3) compound is loaded in punching block, be pressed into after required form (compacting pressure 2500 ~ 3000 newton/square centimeter) suppressed, assembling, sintering, the temperature of sintering is 875 DEG C, the time of sintering is 12 minutes, obtains semiproduct, is the finished product that dispatches from the factory in follow-up Vehicle Processing screw thread, plane milling after external flume, outward appearance process.
Have pore in gained drill bit, in spherical, diameter is 0.6 ~ 1.0mm, is evenly distributed in carcass working lining, and pore cumulative volume accounts for carcass working lining cumulative volume 23.5%.

Claims (7)

1. carcass used for geological prospecting is containing a pore diamond-impregnated bit, and comprise steel body and carcass, described carcass is positioned on steel body, and described steel body is provided with interior tank, the mouth of a river, external flume, it is characterized in that: be provided with diamond and pore in described carcass.
2. carcass used for geological prospecting according to claim 1 is containing pore diamond-impregnated bit, and it is characterized in that: described pore is spherical, diameter is 0.3 ~ 1.0mm, is evenly distributed in carcass working lining.
3. carcass used for geological prospecting according to claim 2 is containing pore diamond-impregnated bit, it is characterized in that: pore cumulative volume accounts for carcass working lining cumulative volume 10 ~ 30%.
4. carcass used for geological prospecting is containing a manufacturing process for pore diamond-impregnated bit, it is characterized in that: comprise the following steps:
(1) expanded material is added in glycerine in the ratio that the mass ratio of expanded material and glycerine is 1.7 ~ 2.8:1, stir;
(2) matrix formula powder, diamond is added, wherein, matrix formula powder is: count in mass ratio, bronze powder: iron powder: glass putty: nickel powder: manganese powder=64 ~ 66:14.5 ~ 15.5:8.5 ~ 9.5:7.5 ~ 8.5:3, the mass ratio of added matrix formula powder and expanded material is 60 ~ 88:1, matrix formula powder and adamantine mass ratio are 8.5 ~ 9.5:1, stir, obtain compound;
(3) load in punching block by compound, be pressed into required form, after having suppressed, assembling, sintering, obtains semiproduct, is the finished product that dispatches from the factory in follow-up Vehicle Processing screw thread, plane milling after external flume, outward appearance process.
5. carcass used for geological prospecting according to claim 4 is containing the manufacturing process of pore diamond-impregnated bit, it is characterized in that: expanded material is NaHCO 3or (NH 4) 2sO 4.
6. the carcass used for geological prospecting according to claim 4 or 5, containing the manufacturing process of pore diamond-impregnated bit, is characterized in that: adamantine particle diameter is 30 ~ 40 orders.
7. the carcass used for geological prospecting according to claim 4 or 5 is containing the manufacturing process of pore diamond-impregnated bit, and it is characterized in that: the temperature of sintering is 850-900 DEG C, the time of sintering is 10-20 minute.
CN201510030786.6A 2015-01-22 2015-01-22 A kind of carcass used for geological prospecting is containing pore diamond-impregnated bit and manufacturing process Expired - Fee Related CN104612592B (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105445090A (en) * 2015-11-24 2016-03-30 中国石油大学(华东) Standard abrasion piece suitable for petroleum drilling stratum rock abrasivenesss detection
CN105464598A (en) * 2015-11-30 2016-04-06 无锡中地钻探装备有限公司 Full-section compact bit
CN108570218A (en) * 2017-03-14 2018-09-25 中国石油化工股份有限公司 A kind of method that raising can bore composite material brill mill speed
CN108612483A (en) * 2018-04-20 2018-10-02 中南大学 The orderly multigroup zigzag diamond bit of positioning reduction carcass self-forming and its manufacture craft
CN109989714A (en) * 2019-05-05 2019-07-09 中国地质大学(北京) A kind of deep hard formation ultrahigh rotating speed drilling uses drill bit
CN113756724A (en) * 2021-09-02 2021-12-07 长沙锐合钻石工具有限公司 Block type diamond bit for geological exploration and manufacturing process

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SU1174553A1 (en) * 1984-03-21 1985-08-23 Специальное конструкторское бюро по долотам Производственного объединения "Куйбышевбурмаш" Hard-alloy tooth for drilling tool
CN2846704Y (en) * 2005-10-17 2006-12-13 兰文卿 Novel hard alloy drill bit
CN202510032U (en) * 2012-02-21 2012-10-31 株洲天利钻具有限公司 Drill bit for hydraulic jumbo
CN103953286A (en) * 2014-05-19 2014-07-30 中国有色桂林矿产地质研究院有限公司 Welded high-matrix diamond core bit and manufacturing method thereof
CN204402369U (en) * 2015-01-22 2015-06-17 长沙锐合钻石工具有限公司 A kind of carcass used for geological prospecting is containing pore diamond-impregnated bit

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CN2846704Y (en) * 2005-10-17 2006-12-13 兰文卿 Novel hard alloy drill bit
CN202510032U (en) * 2012-02-21 2012-10-31 株洲天利钻具有限公司 Drill bit for hydraulic jumbo
CN103953286A (en) * 2014-05-19 2014-07-30 中国有色桂林矿产地质研究院有限公司 Welded high-matrix diamond core bit and manufacturing method thereof
CN204402369U (en) * 2015-01-22 2015-06-17 长沙锐合钻石工具有限公司 A kind of carcass used for geological prospecting is containing pore diamond-impregnated bit

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庞丰等: "钻进打滑地层时造孔剂对镶金刚石钻头性能的影响", 《粉末冶金材料科学与工程》 *

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105445090A (en) * 2015-11-24 2016-03-30 中国石油大学(华东) Standard abrasion piece suitable for petroleum drilling stratum rock abrasivenesss detection
CN105464598A (en) * 2015-11-30 2016-04-06 无锡中地钻探装备有限公司 Full-section compact bit
CN108570218A (en) * 2017-03-14 2018-09-25 中国石油化工股份有限公司 A kind of method that raising can bore composite material brill mill speed
CN108612483A (en) * 2018-04-20 2018-10-02 中南大学 The orderly multigroup zigzag diamond bit of positioning reduction carcass self-forming and its manufacture craft
CN109989714A (en) * 2019-05-05 2019-07-09 中国地质大学(北京) A kind of deep hard formation ultrahigh rotating speed drilling uses drill bit
CN109989714B (en) * 2019-05-05 2024-01-23 中国地质大学(北京) Drill bit for ultra-high rotation speed drilling of deep hard stratum
CN113756724A (en) * 2021-09-02 2021-12-07 长沙锐合钻石工具有限公司 Block type diamond bit for geological exploration and manufacturing process
CN113756724B (en) * 2021-09-02 2024-01-26 长沙锐合钻石工具有限公司 Block type diamond drill bit for geological exploration and manufacturing process

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