DE9102401U1 - Hinterschnittbohrvorrichtung - Google Patents
HinterschnittbohrvorrichtungInfo
- Publication number
- DE9102401U1 DE9102401U1 DE9102401U DE9102401U DE9102401U1 DE 9102401 U1 DE9102401 U1 DE 9102401U1 DE 9102401 U DE9102401 U DE 9102401U DE 9102401 U DE9102401 U DE 9102401U DE 9102401 U1 DE9102401 U1 DE 9102401U1
- Authority
- DE
- Germany
- Prior art keywords
- undercut
- drill
- drilling device
- guide device
- drilling
- 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.)
- Expired - Lifetime
Links
- 238000005553 drilling Methods 0.000 title claims description 47
- 239000002184 metal Substances 0.000 claims description 11
- 238000006073 displacement reaction Methods 0.000 claims description 7
- 238000005065 mining Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 2
- 230000008569 process Effects 0.000 claims description 2
- 238000005520 cutting process Methods 0.000 description 10
- 239000000428 dust Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000007788 roughening Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/0018—Drills for enlarging a hole
-
- 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
- E21B10/003—Drill bits with cutting edges facing in opposite axial directions
-
- 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
- E21B10/46—Drill bits characterised by wear resisting parts, e.g. diamond inserts
- E21B10/58—Chisel-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
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/24—Guiding or centralising devices for drilling rods or pipes
-
- 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/28—Enlarging drilled holes, e.g. by counterboring
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)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE9102401U DE9102401U1 (de) | 1991-02-28 | 1991-02-28 | Hinterschnittbohrvorrichtung |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE9102401U DE9102401U1 (de) | 1991-02-28 | 1991-02-28 | Hinterschnittbohrvorrichtung |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE9102401U1 true DE9102401U1 (de) | 1991-05-16 |
Family
ID=6864773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE9102401U Expired - Lifetime DE9102401U1 (de) | 1991-02-28 | 1991-02-28 | Hinterschnittbohrvorrichtung |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE9102401U1 (xx) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0698436A1 (de) * | 1994-08-22 | 1996-02-28 | Fischerwerke Arthur Fischer GmbH & Co. KG | Bohrvorrichtung zur Herstellung von Bohrlöchern mit Hinterschneidung |
| CN109926617A (zh) * | 2019-03-14 | 2019-06-25 | 广西科技大学 | 一种弹簧吊耳类零件同时钻上下孔夹具 |
-
1991
- 1991-02-28 DE DE9102401U patent/DE9102401U1/de not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0698436A1 (de) * | 1994-08-22 | 1996-02-28 | Fischerwerke Arthur Fischer GmbH & Co. KG | Bohrvorrichtung zur Herstellung von Bohrlöchern mit Hinterschneidung |
| CN109926617A (zh) * | 2019-03-14 | 2019-06-25 | 广西科技大学 | 一种弹簧吊耳类零件同时钻上下孔夹具 |
| CN109926617B (zh) * | 2019-03-14 | 2024-02-27 | 广西科技大学 | 一种弹簧吊耳类零件同时钻上下孔夹具 |
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