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

Info

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
Authority
JP
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
Other languages
English (en)
Japanese (ja)
Other versions
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

Links

Images

Classifications

    • 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
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
JP2020176673A (ja) * 2019-04-17 2020-10-29 ナブテスコ株式会社 シール構造及びシール
JP2021055808A (ja) * 2019-10-02 2021-04-08 住友重機械工業株式会社 回転装置のシール構造、シール構造の製造方法
CN117083477A (zh) * 2021-04-30 2023-11-17 Abb瑞士股份有限公司 密封组件和机器人

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

Similar Documents

Publication Publication Date Title
JP7365757B2 (ja) 回転機械のシール構造及び回転機械
JP2017207124A (ja) 車輪用軸受装置
JP2015052350A (ja) 軸受密封装置
JP2006336734A (ja) 密封装置付き転がり軸受
JP2008151174A (ja) 密封装置
JP5022000B2 (ja) 密封装置および転がり軸受装置
JP5180561B2 (ja) 密封装置、転がり軸受および車輪用転がり軸受
JP2011058513A (ja) センターベアリングサポート
JP2009036241A (ja) 車輪軸受用のシール構造車輪支持軸受ユニット
JP2013092206A (ja) シール付車輪支持用軸受ユニット
JP2015212567A (ja) 転がり軸受
JP7367321B2 (ja) 転がり軸受
JP2022033225A (ja) 密封装置
JP2008175301A (ja) シール装置付き転がり軸受
JP2009074589A (ja) 密封装置
JP2003097725A (ja) 密封装置
JP5564180B2 (ja) 密封装置、転がり軸受および車輪用転がり軸受
JP2010265949A (ja) 密封装置
JP4893550B2 (ja) 密封装置
JP2009024807A (ja) 密封装置
JP2019060441A (ja) シール付き玉軸受
JP6960818B2 (ja) 密封装置
JP7425545B2 (ja) シール機構及び当該シール機構を備えた装置
JP2006083981A (ja) 密封装置
JP2009299873A (ja) 密封装置

Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20201223

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20210906

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20210910

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20211104

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20220208

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20220408

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20220819

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20221115

C60 Trial request (containing other claim documents, opposition documents)

Free format text: JAPANESE INTERMEDIATE CODE: C60

Effective date: 20221115

A911 Transfer to examiner for re-examination before appeal (zenchi)

Free format text: JAPANESE INTERMEDIATE CODE: A911

Effective date: 20221124

C21 Notice of transfer of a case for reconsideration by examiners before appeal proceedings

Free format text: JAPANESE INTERMEDIATE CODE: C21

Effective date: 20221125

A912 Re-examination (zenchi) completed and case transferred to appeal board

Free format text: JAPANESE INTERMEDIATE CODE: A912

Effective date: 20230113

C211 Notice of termination of reconsideration by examiners before appeal proceedings

Free format text: JAPANESE INTERMEDIATE CODE: C211

Effective date: 20230117

C22 Notice of designation (change) of administrative judge

Free format text: JAPANESE INTERMEDIATE CODE: C22

Effective date: 20230407

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230704

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20231010

R151 Written notification of patent or utility model registration

Ref document number: 7365757

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R151