JP7365757B2 - 回転機械のシール構造及び回転機械 - Google Patents

回転機械のシール構造及び回転機械 Download PDF

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Publication number
JP7365757B2
JP7365757B2 JP2018005063A JP2018005063A JP7365757B2 JP 7365757 B2 JP7365757 B2 JP 7365757B2 JP 2018005063 A JP2018005063 A JP 2018005063A JP 2018005063 A JP2018005063 A JP 2018005063A JP 7365757 B2 JP7365757 B2 JP 7365757B2
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Japan
Prior art keywords
seal
case
shaft member
lip
axial 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.)
Active
Application number
JP2018005063A
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English (en)
Japanese (ja)
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JP2018119681A (ja
Inventor
隆秀 熊谷
義昭 牧添
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nabtesco Corp
Original Assignee
Nabtesco Corp
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
Application filed by Nabtesco Corp filed Critical Nabtesco Corp
Publication of JP2018119681A publication Critical patent/JP2018119681A/ja
Application granted granted Critical
Publication of JP7365757B2 publication Critical patent/JP7365757B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72—Sealings
    • F16C33/76—Sealings of ball or roller bearings
    • F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
    • F16C33/7803—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings
    • F16C33/7806—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings for spherical roller bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72—Sealings
    • F16C33/76—Sealings of ball or roller bearings
    • F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
    • F16C33/7816—Details of the sealing or parts thereof, e.g. geometry, material
    • F16C33/782—Details of the sealing or parts thereof, e.g. geometry, material of the sealing region
    • F16C33/7823—Details of the sealing or parts thereof, e.g. geometry, material of the sealing region of sealing lips
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/72—Sealings
    • F16C33/76—Sealings of ball or roller bearings
    • F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
    • F16C33/7886—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members mounted outside the gap between the inner and outer races, e.g. sealing rings mounted to an end face or outer surface of a race
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3204—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip
    • F16J15/3232—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings with at least one lip having two or more lips
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3248—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports
    • F16J15/3252—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings provided with casings or supports with rigid casings or supports
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/16—Sealings between relatively-moving surfaces
    • F16J15/32—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings
    • F16J15/3284—Sealings between relatively-moving surfaces with elastic sealings, e.g. O-rings characterised by their structure; Selection of materials

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sealing With Elastic Sealing Lips (AREA)
  • Rolling Contact Bearings (AREA)
  • Sealing Of Bearings (AREA)
JP2018005063A 2017-01-23 2018-01-16 回転機械のシール構造及び回転機械 Active JP7365757B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017009689 2017-01-23
JP2017009689 2017-01-23

Publications (2)

Publication Number Publication Date
JP2018119681A JP2018119681A (ja) 2018-08-02
JP7365757B2 true JP7365757B2 (ja) 2023-10-20

Family

ID=62961564

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018005063A Active JP7365757B2 (ja) 2017-01-23 2018-01-16 回転機械のシール構造及び回転機械

Country Status (2)

Country Link
JP (1) JP7365757B2 (zh)
CN (1) CN108343675B (zh)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7530705B2 (ja) * 2019-04-17 2024-08-08 ナブテスコ株式会社 シール構造
JP7492322B2 (ja) * 2019-10-02 2024-05-29 住友重機械工業株式会社 回転装置のシール構造
EP4330567A1 (en) * 2021-04-30 2024-03-06 Abb Schweiz Ag Sealing assembly and robot

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5773463B2 (ja) 2009-01-09 2015-09-02 セント・ジュード・メディカル・ルクセンブルク・ホールディング・エスエーアールエル 光ファイバー力感知カテーテル
JP2016148386A (ja) 2015-02-12 2016-08-18 Nok株式会社 密封装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB549207A (en) * 1941-04-09 1942-11-11 Norman Sinclair Mcnab Improvements in and relating to anti-friction bearings
DE973597C (de) * 1953-04-28 1960-04-07 Eickhoff Maschinenfabrik Geb Lagerabdichtung fuer Lauf- oder Tragrollen
JPS5773463U (zh) * 1980-10-22 1982-05-06
JP2002228009A (ja) * 2001-02-05 2002-08-14 Teijin Seiki Co Ltd オイルシール
JP2003049853A (ja) * 2001-08-07 2003-02-21 Koyo Seiko Co Ltd 車両用軸受装置のシール構造
FR2842264B1 (fr) * 2002-07-11 2004-09-03 Roulements Soc Nouvelle Montage d'etancheite de roulement, notamment d'axe de reducteur
JP4466903B2 (ja) * 2003-02-07 2010-05-26 ナブテスコ株式会社 回転体及び減速機
JP4483220B2 (ja) * 2003-07-30 2010-06-16 日本精工株式会社 シールリング付車輪支持用転がり軸受ユニット
JP5040469B2 (ja) * 2006-09-25 2012-10-03 株式会社ジェイテクト 車輪支持装置の密封構造
JP4953848B2 (ja) * 2007-02-07 2012-06-13 住友重機械工業株式会社 減速機のシール構造
JP2012056412A (ja) * 2010-09-08 2012-03-22 Ntn Corp 車輪用軸受装置
JP5922543B2 (ja) * 2012-03-30 2016-05-24 株式会社ケーヒン シール付き転がり軸受
JP2015021590A (ja) * 2013-07-22 2015-02-02 日本精工株式会社 転がり軸受用シール装置、及び転がり軸受
DE102015209776A1 (de) * 2015-05-28 2016-12-01 Schaeffler Technologies AG & Co. KG Federbeinlager

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5773463B2 (ja) 2009-01-09 2015-09-02 セント・ジュード・メディカル・ルクセンブルク・ホールディング・エスエーアールエル 光ファイバー力感知カテーテル
JP2016148386A (ja) 2015-02-12 2016-08-18 Nok株式会社 密封装置

Also Published As

Publication number Publication date
CN108343675A (zh) 2018-07-31
JP2018119681A (ja) 2018-08-02
CN108343675B (zh) 2021-01-22

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