JP7782720B2 - 回転支持装置、及び軸支持装置の支持機構位置調整機構 - Google Patents

回転支持装置、及び軸支持装置の支持機構位置調整機構

Info

Publication number
JP7782720B2
JP7782720B2 JP2024553121A JP2024553121A JP7782720B2 JP 7782720 B2 JP7782720 B2 JP 7782720B2 JP 2024553121 A JP2024553121 A JP 2024553121A JP 2024553121 A JP2024553121 A JP 2024553121A JP 7782720 B2 JP7782720 B2 JP 7782720B2
Authority
JP
Japan
Prior art keywords
space
support
shaft
bearing housing
generating means
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
JP2024553121A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2024090500A1 (https=
JPWO2024090500A5 (https=
Inventor
覚 新井
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.)
NSK Ltd
Original Assignee
NSK Ltd
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 NSK Ltd filed Critical NSK Ltd
Publication of JPWO2024090500A1 publication Critical patent/JPWO2024090500A1/ja
Publication of JPWO2024090500A5 publication Critical patent/JPWO2024090500A5/ja
Application granted granted Critical
Publication of JP7782720B2 publication Critical patent/JP7782720B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J3/00—Diaphragms; Bellows; Bellows pistons
    • F16J3/02—Diaphragms
    • 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
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/52—Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions
    • F16C19/525—Bearings with rolling contact, for exclusively rotary movement with devices affected by abnormal or undesired conditions related to temperature and heat, e.g. insulation
    • 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
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/54—Systems consisting of a plurality of bearings with rolling friction
    • F16C19/541—Systems consisting of juxtaposed rolling bearings including at least one angular contact bearing
    • F16C19/542—Systems consisting of juxtaposed rolling bearings including at least one angular contact bearing with two rolling bearings with angular contact
    • F16C19/543—Systems consisting of juxtaposed rolling bearings including at least one angular contact bearing with two rolling bearings with angular contact in O-arrangement
    • 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
    • F16C25/00—Bearings for exclusively rotary movement adjustable for wear or play
    • F16C25/06—Ball or roller bearings
    • F16C25/08—Ball or roller bearings self-adjusting
    • F16C25/083—Ball or roller bearings self-adjusting with resilient means acting axially on a race ring to preload the bearing
    • 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
    • F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
    • F16C27/04—Ball or roller bearings, e.g. with resilient rolling bodies
    • F16C27/045—Ball or roller bearings, e.g. with resilient rolling bodies with a fluid film, e.g. squeeze film damping
    • 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
    • F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
    • F16C27/06—Elastic or yielding bearings or bearing supports, for exclusively rotary movement by means of parts of rubber or like materials
    • 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
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/24—Elements essential to such mechanisms, e.g. screws, nuts
    • 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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/023—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using fluid means
    • 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
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
    • F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
    • F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
    • 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
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H2025/2062—Arrangements for driving the actuator
    • F16H2025/2075—Coaxial drive motors
    • 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
    • F16H—GEARING
    • F16H25/00—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms
    • F16H25/18—Gearings comprising primarily only cams, cam-followers and screw-and-nut mechanisms for conveying or interconverting oscillating or reciprocating motions
    • F16H25/20—Screw mechanisms
    • F16H25/24—Elements essential to such mechanisms, e.g. screws, nuts
    • F16H2025/2436—Intermediate screw supports for reducing unsupported length of screw shaft

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Support Of The Bearing (AREA)
  • Rolling Contact Bearings (AREA)
  • Transmission Devices (AREA)
JP2024553121A 2022-10-28 2023-10-25 回転支持装置、及び軸支持装置の支持機構位置調整機構 Active JP7782720B2 (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP2022173762 2022-10-28
JP2022173762 2022-10-28
JP2023118996 2023-07-21
JP2023118996 2023-07-21
JP2023134636 2023-08-22
JP2023134636 2023-08-22
PCT/JP2023/038613 WO2024090500A1 (ja) 2022-10-28 2023-10-25 回転支持装置、及び軸支持装置の支持機構位置調整機構

Publications (3)

Publication Number Publication Date
JPWO2024090500A1 JPWO2024090500A1 (https=) 2024-05-02
JPWO2024090500A5 JPWO2024090500A5 (https=) 2025-06-30
JP7782720B2 true JP7782720B2 (ja) 2025-12-09

Family

ID=90830916

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024553121A Active JP7782720B2 (ja) 2022-10-28 2023-10-25 回転支持装置、及び軸支持装置の支持機構位置調整機構

Country Status (5)

Country Link
EP (1) EP4610522A1 (https=)
JP (1) JP7782720B2 (https=)
CN (1) CN120153190A (https=)
TW (1) TWI876631B (https=)
WO (1) WO2024090500A1 (https=)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001090841A (ja) 1999-09-22 2001-04-03 Bosch Braking Systems Co Ltd 密封装置及びこれを有するマスタシリンダ
JP2005066716A (ja) 2003-08-28 2005-03-17 Toyo Seiki Kogyo Co Ltd ネジ送り機構、このネジ送り機構を備える加工装置およびネジ送り機構の製造方法
JP2007139055A (ja) 2005-11-17 2007-06-07 Nok Corp 密封装置および密封構造
JP2019177759A (ja) 2018-03-30 2019-10-17 株式会社Ｓｕｂａｒｕ 動力伝達装置の減衰構造

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH071204Y2 (ja) * 1986-12-13 1995-01-18 安田工業株式会社 工作機械の主軸ベアリングにかかるプリロードを最適に制御する装置
JP2573982Y2 (ja) 1989-11-30 1998-06-04 オ−クマ株式会社 送りねじのプリテンション機構
JP2509747Y2 (ja) * 1990-10-31 1996-09-04 エヌティエヌ株式会社 予圧可変式スピンドルユニット
JPH0724604A (ja) * 1993-07-14 1995-01-27 Ntn Corp 予圧可変式スピンドルユニットとその制御方法
JP2006177268A (ja) * 2004-12-24 2006-07-06 Nsk Ltd 風力発電装置用回転支持装置
EP3434692A1 (en) 2017-07-24 2019-01-30 Encefa Compounds which specifically binds to cd38 for use in the treatment of neurodegenerative diseases
CN208653800U (zh) * 2018-08-13 2019-03-26 浙江优特轴承有限公司 轴承动态特性试验机
JP2020137962A (ja) 2019-03-01 2020-09-03 株式会社三洋物産 遊技機
JP2022173762A (ja) 2021-05-10 2022-11-22 ウーブン・プラネット・ホールディングス株式会社 動画通信方法、動画通信システム、及び受信側装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001090841A (ja) 1999-09-22 2001-04-03 Bosch Braking Systems Co Ltd 密封装置及びこれを有するマスタシリンダ
JP2005066716A (ja) 2003-08-28 2005-03-17 Toyo Seiki Kogyo Co Ltd ネジ送り機構、このネジ送り機構を備える加工装置およびネジ送り機構の製造方法
JP2007139055A (ja) 2005-11-17 2007-06-07 Nok Corp 密封装置および密封構造
JP2019177759A (ja) 2018-03-30 2019-10-17 株式会社Ｓｕｂａｒｕ 動力伝達装置の減衰構造

Also Published As

Publication number Publication date
EP4610522A1 (en) 2025-09-03
JPWO2024090500A1 (https=) 2024-05-02
CN120153190A (zh) 2025-06-13
TWI876631B (zh) 2025-03-11
WO2024090500A1 (ja) 2024-05-02
TW202430790A (zh) 2024-08-01

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