CN120129790A - 旋转支承装置及轴支承装置的支承机构位置调整机构 - Google Patents

旋转支承装置及轴支承装置的支承机构位置调整机构 Download PDF

Info

Publication number
CN120129790A
CN120129790A CN202380075921.1A CN202380075921A CN120129790A CN 120129790 A CN120129790 A CN 120129790A CN 202380075921 A CN202380075921 A CN 202380075921A CN 120129790 A CN120129790 A CN 120129790A
Authority
CN
China
Prior art keywords
support
shaft
side member
peripheral surface
bearing housing
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.)
Pending
Application number
CN202380075921.1A
Other languages
English (en)
Chinese (zh)
Inventor
新井觉
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 CN120129790A publication Critical patent/CN120129790A/zh
Pending legal-status Critical Current

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)
CN202380075921.1A 2022-10-28 2023-10-25 旋转支承装置及轴支承装置的支承机构位置调整机构 Pending CN120129790A (zh)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
JP2022-173761 2022-10-28
JP2022173761 2022-10-28
JP2023-118995 2023-07-21
JP2023118995 2023-07-21
JP2023-134635 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 (1)

Publication Number Publication Date
CN120129790A true CN120129790A (zh) 2025-06-10

Family

ID=90830816

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202380075921.1A Pending CN120129790A (zh) 2022-10-28 2023-10-25 旋转支承装置及轴支承装置的支承机构位置调整机构

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=)

Family Cites Families (10)

* 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
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
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

Also Published As

Publication number Publication date
WO2024090499A1 (ja) 2024-05-02
JPWO2024090499A1 (https=) 2024-05-02
TWI876630B (zh) 2025-03-11
EP4610521A1 (en) 2025-09-03
TW202424371A (zh) 2024-06-16
JP7782719B2 (ja) 2025-12-09

Similar Documents

Publication Publication Date Title
CN120153191A (zh) 旋转支承装置及轴支承装置的支承机构位置调整机构
CN120129790A (zh) 旋转支承装置及轴支承装置的支承机构位置调整机构
CN120129791A (zh) 旋转支承装置及轴支承装置的支承机构位置调整机构
CN120202363A (zh) 旋转支承装置及轴支承装置的支承机构位置调整机构
TWI876631B (zh) 旋轉支持裝置及軸支持裝置之支持機構位置調整機構
EP4610516A1 (en) Rotation assistance device, and assistance mechanism position adjustment mechanism for shaft support device
JP7107173B2 (ja) ボールねじ装置
JP7750455B1 (ja) 回転支持装置、及び軸支持装置の支持機構位置調整機構
JP7772290B1 (ja) 回転支持装置、及び軸支持装置の支持機構位置調整機構
TW202609193A (zh) 旋轉支持裝置及軸支持裝置之支持機構位置調整機構
JP7786655B1 (ja) 回転支持装置、及び軸支持装置の支持機構位置調整機構
US20170106486A1 (en) Feeding module
US20140366663A1 (en) Aerostatic air bearing, assembling method thereof, and aerostatic lead screw actuator using the same
WO2025225656A1 (ja) 回転支持装置、及び軸支持装置の支持機構位置調整機構
TW202607250A (zh) 旋轉支持裝置及軸支持裝置之支持機構位置調整機構
JP4908372B2 (ja) 静圧流体軸受
TW202609191A (zh) 旋轉支持裝置及軸支持裝置之支持機構位置調整機構
CN120941125A (zh) 具有能变化的轴承预应力的机床

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination