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MX2015013311A - Roller cutter with improved sealing. - Google Patents

Roller cutter with improved sealing.

Info

Publication number
MX2015013311A
MX2015013311A MX2015013311A MX2015013311A MX2015013311A MX 2015013311 A MX2015013311 A MX 2015013311A MX 2015013311 A MX2015013311 A MX 2015013311A MX 2015013311 A MX2015013311 A MX 2015013311A MX 2015013311 A MX2015013311 A MX 2015013311A
Authority
MX
Mexico
Prior art keywords
hub
roller cutter
centre line
shaft
improved sealing
Prior art date
Application number
MX2015013311A
Other languages
Spanish (es)
Inventor
Joona Loikkanen
Stig-Åke Brolund
Original Assignee
Sandvik Intellectual Property
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=47913147&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=MX2015013311(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Sandvik Intellectual Property filed Critical Sandvik Intellectual Property
Publication of MX2015013311A publication Critical patent/MX2015013311A/en

Links

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
    • E21B10/08—Roller bits
    • E21B10/22—Roller bits characterised by bearing, lubrication or sealing details
    • E21B10/25—Roller bits characterised by bearing, lubrication or sealing details characterised by sealing details
    • 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
    • E21B10/10—Roller bits with roller axle supported at both ends

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)
  • Sealing Devices (AREA)

Abstract

A roller cutter (14) intended to be used at a drill head for rotary boring of the front of earth and rock formations, said roller cutter having a centre line (CL) and being provided with a hub (24) provided with rows of crushing members (29), at least one crushing member having its longitudinal axis at an angle relative to a normal to the centre line (CL), said hub being rotatable in relation to a shaft (33) having shaft spigots (34, 35), the roller cutter being provided with at least one seal retainer (38) arranged at an axial end of the hub in order to hold sealing means (37) in position, wherein the hub comprises at least one circumferential recess (44) positioned axially inward relative to a radially inward projecting flange (43) in the hub.
MX2015013311A 2013-03-20 2014-03-07 Roller cutter with improved sealing. MX2015013311A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP13160149.4A EP2781684A1 (en) 2013-03-20 2013-03-20 Roller cutter with improved sealing
PCT/EP2014/054472 WO2014146913A1 (en) 2013-03-20 2014-03-07 Roller cutter with improved sealing

Publications (1)

Publication Number Publication Date
MX2015013311A true MX2015013311A (en) 2016-01-25

Family

ID=47913147

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2015013311A MX2015013311A (en) 2013-03-20 2014-03-07 Roller cutter with improved sealing.

Country Status (11)

Country Link
US (1) US20160040482A1 (en)
EP (1) EP2781684A1 (en)
CN (1) CN105121773A (en)
AU (1) AU2014234545A1 (en)
BR (1) BR112015022729A2 (en)
CA (1) CA2903301A1 (en)
CL (1) CL2015002775A1 (en)
MX (1) MX2015013311A (en)
PE (1) PE20151581A1 (en)
RU (1) RU2015144868A (en)
WO (1) WO2014146913A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE112012003844T5 (en) * 2011-09-16 2014-07-10 Vermeer Manufacturing Company Widening head bearing arrangement
CN107407131B (en) 2015-01-23 2020-04-14 马斯特森可斯私人有限公司 Shaft enlargement arrangement for a drilling system
WO2018055549A1 (en) * 2016-09-21 2018-03-29 Master Sinkers (Pty) Ltd Shaft enlargement arrangement for a boring system
ES2996348T3 (en) * 2020-02-21 2025-02-12 Sandvik Mining And Construction Tools Ab Roller cutting tool with improved sealing
CN111322081A (en) * 2020-03-30 2020-06-23 苏州思丹孚钻具有限公司 New TBM Shield Hob Device
US11585158B2 (en) 2020-05-21 2023-02-21 Caterpillar Inc. Isolated lubrication system for drill bits
CN114753854A (en) * 2022-05-31 2022-07-15 葫芦岛力天重工机械有限公司 Assembly method of disc cutter

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3449024A (en) * 1965-03-08 1969-06-10 Dresser Ind Seal arrangement between relatively rotatable members
US3572452A (en) * 1969-04-16 1971-03-30 Dougles F Winberg Rolling cutter and seals therefor
SE509184C2 (en) 1995-06-22 1998-12-14 Sandvik Ab Cutting roller for a drill head, stopper device to be mounted centrally in a cutting roller and method for counteracting penetration of dirt in a cutting roller
SE508468C2 (en) * 1996-10-08 1998-10-12 Sandvik Ab Rock drill bit for rotating, crushing machining of rock and sealing means for such rock drill bit
SE525429C2 (en) 2003-01-30 2005-02-22 Sandvik Ab Cutting roller for a drilling head for rotary drilling
CN200982159Y (en) * 2006-09-29 2007-11-28 天津立林钻头有限公司 Roller bit single-metal floating seal assembly
CN102661123A (en) * 2012-05-03 2012-09-12 西南石油大学 High-temperature resistant floating sealing device for cone bit

Also Published As

Publication number Publication date
CL2015002775A1 (en) 2016-05-27
AU2014234545A1 (en) 2015-09-17
US20160040482A1 (en) 2016-02-11
CN105121773A (en) 2015-12-02
WO2014146913A1 (en) 2014-09-25
CA2903301A1 (en) 2014-09-25
EP2781684A1 (en) 2014-09-24
PE20151581A1 (en) 2015-11-05
BR112015022729A2 (en) 2018-05-08
RU2015144868A (en) 2017-04-26

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