FR2468721A1 - Outil de coupe pour tetes rotatives, notamment de machines d'abattage ou de creusement - Google Patents
Outil de coupe pour tetes rotatives, notamment de machines d'abattage ou de creusement Download PDFInfo
- Publication number
- FR2468721A1 FR2468721A1 FR7929595A FR7929595A FR2468721A1 FR 2468721 A1 FR2468721 A1 FR 2468721A1 FR 7929595 A FR7929595 A FR 7929595A FR 7929595 A FR7929595 A FR 7929595A FR 2468721 A1 FR2468721 A1 FR 2468721A1
- Authority
- FR
- France
- Prior art keywords
- tool
- head
- tool according
- axis
- wheel
- 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.)
- Withdrawn
Links
- 238000005520 cutting process Methods 0.000 title claims abstract description 41
- 239000011435 rock Substances 0.000 title description 3
- 238000003466 welding Methods 0.000 claims description 6
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000005266 casting Methods 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 claims description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 2
- 229910052804 chromium Inorganic materials 0.000 claims description 2
- 239000011651 chromium Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims description 2
- 238000003307 slaughter Methods 0.000 claims description 2
- 238000005507 spraying Methods 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims 2
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 claims 1
- 239000004519 grease Substances 0.000 claims 1
- 229910052748 manganese Inorganic materials 0.000 claims 1
- 239000011572 manganese Substances 0.000 claims 1
- 238000005065 mining Methods 0.000 abstract description 3
- 230000035515 penetration Effects 0.000 abstract description 3
- 239000003245 coal Substances 0.000 abstract description 2
- 230000037431 insertion Effects 0.000 abstract 1
- 238000003780 insertion Methods 0.000 abstract 1
- 210000003813 thumb Anatomy 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- YACLQRRMGMJLJV-UHFFFAOYSA-N chloroprene Chemical compound ClC(=C)C=C YACLQRRMGMJLJV-UHFFFAOYSA-N 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/18—Mining picks; Holders therefor
- E21C35/183—Mining picks; Holders therefor with inserts or layers of wear-resisting material
-
- 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
- E21B10/08—Roller bits
- E21B10/12—Roller bits with discs cutters
-
- 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
- E21B10/08—Roller bits
- E21B10/20—Roller bits characterised by detachable or adjustable parts, e.g. legs or axles
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C35/00—Details of, or accessories for, machines for slitting or completely freeing the mineral from the seam, not provided for in groups E21C25/00 - E21C33/00, E21C37/00 or E21C39/00
- E21C35/18—Mining picks; Holders therefor
- E21C35/183—Mining picks; Holders therefor with inserts or layers of wear-resisting material
- E21C35/1837—Mining picks; Holders therefor with inserts or layers of wear-resisting material characterised by the shape
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/10—Making by using boring or cutting machines
- E21D9/1006—Making by using boring or cutting machines with rotary cutting tools
- E21D9/104—Cutting tool fixtures
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Earth Drilling (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB7846070 | 1978-11-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR2468721A1 true FR2468721A1 (fr) | 1981-05-08 |
Family
ID=10501327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7929595A Withdrawn FR2468721A1 (fr) | 1978-11-25 | 1979-11-22 | Outil de coupe pour tetes rotatives, notamment de machines d'abattage ou de creusement |
Country Status (4)
| Country | Link |
|---|---|
| AU (1) | AU5301379A (de) |
| DE (1) | DE2946893A1 (de) |
| FR (1) | FR2468721A1 (de) |
| ZA (1) | ZA796174B (de) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102016125921A1 (de) | 2016-12-30 | 2018-07-05 | Wirtgen Gmbh | Werkzeugkombination mit einem Meißelhalter und zwei Meißeln |
| DE102016125917A1 (de) | 2016-12-30 | 2018-07-05 | Wirtgen Gmbh | Meißelwechselhalter |
-
1979
- 1979-11-16 ZA ZA00796174A patent/ZA796174B/xx unknown
- 1979-11-20 AU AU53013/79A patent/AU5301379A/en not_active Abandoned
- 1979-11-21 DE DE19792946893 patent/DE2946893A1/de active Pending
- 1979-11-22 FR FR7929595A patent/FR2468721A1/fr not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| ZA796174B (en) | 1980-11-26 |
| DE2946893A1 (de) | 1980-06-04 |
| AU5301379A (en) | 1980-05-29 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |