JP7782719B2 - 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
JP7782719B2
JP7782719B2 JP2024553120A JP2024553120A JP7782719B2 JP 7782719 B2 JP7782719 B2 JP 7782719B2 JP 2024553120 A JP2024553120 A JP 2024553120A JP 2024553120 A JP2024553120 A JP 2024553120A JP 7782719 B2 JP7782719 B2 JP 7782719B2
Authority
JP
Japan
Prior art keywords
support
shaft
bearing housing
axial
side member
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
JP2024553120A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2024090499A1 (https=
JPWO2024090499A5 (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 JPWO2024090499A1 publication Critical patent/JPWO2024090499A1/ja
Publication of JPWO2024090499A5 publication Critical patent/JPWO2024090499A5/ja
Application granted granted Critical
Publication of JP7782719B2 publication Critical patent/JP7782719B2/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
    • 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
    • F16C23/00—Bearings for exclusively rotary movement adjustable for aligning or positioning
    • F16C23/06—Ball or roller bearings
    • F16C23/08—Ball or roller bearings self-adjusting
    • 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
    • F16C27/066—Ball or roller bearings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q5/00—Driving or feeding mechanisms; Control arrangements therefor
    • B23Q5/22—Feeding members carrying tools or work
    • B23Q5/34—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission
    • B23Q5/38—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously
    • B23Q5/40—Feeding other members supporting tools or work, e.g. saddles, tool-slides, through mechanical transmission feeding continuously by feed shaft, e.g. lead screw
    • B23Q5/404—Screw bearings therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Support Of The Bearing (AREA)
JP2024553120A 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 JP7782719B2 (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP2022173761 2022-10-28
JP2022173761 2022-10-28
JP2023118995 2023-07-21
JP2023118995 2023-07-21
JP2023134635 2023-08-22
JP2023134635 2023-08-22
PCT/JP2023/038612 WO2024090499A1 (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
JPWO2024090499A1 JPWO2024090499A1 (https=) 2024-05-02
JPWO2024090499A5 JPWO2024090499A5 (https=) 2025-05-30
JP7782719B2 true JP7782719B2 (ja) 2025-12-09

Family

ID=90830816

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024553120A Active JP7782719B2 (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) EP4610521A1 (https=)
JP (1) JP7782719B2 (https=)
CN (1) CN120129790A (https=)
TW (1) TWI876630B (https=)
WO (1) WO2024090499A1 (https=)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Family Cites Families (8)

* 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
JPH0453457Y2 (https=) * 1987-08-24 1992-12-16
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
TWI833770B (zh) 2018-06-27 2024-03-01 美商Ionis製藥公司 用於減少 lrrk2 表現之化合物及方法
JP2020137961A (ja) 2019-03-01 2020-09-03 株式会社三洋物産 遊技機
JP2022173761A (ja) 2021-05-10 2022-11-22 トヨタ自動車株式会社 車両用テーブル

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Also Published As

Publication number Publication date
WO2024090499A1 (ja) 2024-05-02
CN120129790A (zh) 2025-06-10
JPWO2024090499A1 (https=) 2024-05-02
TWI876630B (zh) 2025-03-11
EP4610521A1 (en) 2025-09-03
TW202424371A (zh) 2024-06-16

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