JP2016196764A - 掘削工具 - Google Patents
掘削工具 Download PDFInfo
- Publication number
- JP2016196764A JP2016196764A JP2015077026A JP2015077026A JP2016196764A JP 2016196764 A JP2016196764 A JP 2016196764A JP 2015077026 A JP2015077026 A JP 2015077026A JP 2015077026 A JP2015077026 A JP 2015077026A JP 2016196764 A JP2016196764 A JP 2016196764A
- Authority
- JP
- Japan
- Prior art keywords
- tip
- tool
- excavation
- tool body
- rotation direction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000005553 drilling Methods 0.000 claims abstract description 18
- 238000009412 basement excavation Methods 0.000 claims description 100
- 230000002093 peripheral effect Effects 0.000 claims description 45
- 238000010410 dusting Methods 0.000 claims description 5
- 235000013312 flour Nutrition 0.000 description 6
- 238000005452 bending Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 238000005498 polishing Methods 0.000 description 3
- 238000005219 brazing Methods 0.000 description 2
- 238000002513 implantation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 229930091051 Arenine Natural products 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/56—Button-type inserts
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B10/00—Drill bits
- E21B10/60—Drill bits characterised by conduits or nozzles for drilling fluids
Landscapes
- 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)
- Earth Drilling (AREA)
- Percussive Tools And Related Accessories (AREA)
Abstract
Description
2 雌ネジ部
3 掘削チップ
4 ゲージ面(工具本体1の先端面の外周部)
5 フェイス面
6、7 取付部
8 座面
9(9A〜9C) 排出溝
10 壁面
11 ブロー孔
12 連通溝
13 凹溝
O 工具本体1の軸線
T 工具回転方向
C チップ中心線
Claims (4)
- 軸線回りに回転される工具本体の先端面の外周部に掘削チップが取り付けられ、
上記掘削チップは、そのチップ中心線が上記軸線方向先端側に向かうに従い上記工具本体の外周側と工具回転方向側に向かうように傾斜しているとともに、
上記工具本体の先端面の外周部には、上記掘削チップの取付部に隣接して、上記チップ中心線に垂直な平面状の座面が形成されていることを特徴とする掘削工具。 - 上記座面は、上記掘削チップの取付部の少なくとも工具回転方向側に隣接して形成されていることを特徴とする請求項1に記載の掘削工具。
- 上記工具本体の外周部には、上記掘削チップの取付部の工具回転方向側において上記座面に開口する繰り粉の排出溝が形成されていることを請求項2に記載の掘削工具。
- 上記掘削チップは、上記工具本体の先端部において最大外径をなす部分と上記軸線方向において重なり合っていることを特徴とする請求項1から請求項3のうちいずれか一項に記載の掘削工具。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015077026A JP6606848B2 (ja) | 2015-04-03 | 2015-04-03 | 掘削工具 |
PCT/JP2016/059972 WO2016158879A1 (ja) | 2015-04-03 | 2016-03-28 | 掘削工具 |
RU2017134039A RU2017134039A (ru) | 2015-04-03 | 2016-03-28 | Экскавационный инструмент |
EP16772760.1A EP3279425A4 (en) | 2015-04-03 | 2016-03-28 | Excavation tool |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015077026A JP6606848B2 (ja) | 2015-04-03 | 2015-04-03 | 掘削工具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016196764A true JP2016196764A (ja) | 2016-11-24 |
JP6606848B2 JP6606848B2 (ja) | 2019-11-20 |
Family
ID=57007139
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015077026A Active JP6606848B2 (ja) | 2015-04-03 | 2015-04-03 | 掘削工具 |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP3279425A4 (ja) |
JP (1) | JP6606848B2 (ja) |
RU (1) | RU2017134039A (ja) |
WO (1) | WO2016158879A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022091865A1 (ja) * | 2020-10-28 | 2022-05-05 | Mmcリョウテック株式会社 | 掘削ビット |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4771834A (en) * | 1985-03-20 | 1988-09-20 | Siegfried Treitz | Percussion drill bit for rock perforators |
FR2646875A1 (fr) * | 1989-05-11 | 1990-11-16 | Matieres Nucleaires Cie Genera | Taillant roto-percutant de forage a elements d'attaque ultra-durs |
JPH05141170A (ja) * | 1991-11-05 | 1993-06-08 | Mitsubishi Materials Corp | 掘削工具 |
US20080135308A1 (en) * | 2006-11-29 | 2008-06-12 | Sandvik Intellectual Property Ab | Button bit |
US20120267173A1 (en) * | 2011-04-25 | 2012-10-25 | Jones Mark L | Drill bit for boring earth and other hard materials |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60210382A (ja) * | 1984-04-03 | 1985-10-22 | Sumitomo Electric Ind Ltd | 複合焼結体工具の製造方法 |
JP4036728B2 (ja) * | 2002-11-05 | 2008-01-23 | 岡部株式会社 | 自穿孔ロックボルト用穿孔ビットおよびこれを用いた自穿孔ロックボルト |
-
2015
- 2015-04-03 JP JP2015077026A patent/JP6606848B2/ja active Active
-
2016
- 2016-03-28 RU RU2017134039A patent/RU2017134039A/ru not_active Application Discontinuation
- 2016-03-28 EP EP16772760.1A patent/EP3279425A4/en not_active Ceased
- 2016-03-28 WO PCT/JP2016/059972 patent/WO2016158879A1/ja active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4771834A (en) * | 1985-03-20 | 1988-09-20 | Siegfried Treitz | Percussion drill bit for rock perforators |
FR2646875A1 (fr) * | 1989-05-11 | 1990-11-16 | Matieres Nucleaires Cie Genera | Taillant roto-percutant de forage a elements d'attaque ultra-durs |
JPH05141170A (ja) * | 1991-11-05 | 1993-06-08 | Mitsubishi Materials Corp | 掘削工具 |
US20080135308A1 (en) * | 2006-11-29 | 2008-06-12 | Sandvik Intellectual Property Ab | Button bit |
US20120267173A1 (en) * | 2011-04-25 | 2012-10-25 | Jones Mark L | Drill bit for boring earth and other hard materials |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2022091865A1 (ja) * | 2020-10-28 | 2022-05-05 | Mmcリョウテック株式会社 | 掘削ビット |
Also Published As
Publication number | Publication date |
---|---|
RU2017134039A (ru) | 2019-05-06 |
JP6606848B2 (ja) | 2019-11-20 |
EP3279425A1 (en) | 2018-02-07 |
WO2016158879A1 (ja) | 2016-10-06 |
EP3279425A4 (en) | 2018-10-24 |
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