JP7477062B1 - ナット及びボールねじ装置 - Google Patents

ナット及びボールねじ装置 Download PDF

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Publication number
JP7477062B1
JP7477062B1 JP2023574846A JP2023574846A JP7477062B1 JP 7477062 B1 JP7477062 B1 JP 7477062B1 JP 2023574846 A JP2023574846 A JP 2023574846A JP 2023574846 A JP2023574846 A JP 2023574846A JP 7477062 B1 JP7477062 B1 JP 7477062B1
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JP
Japan
Prior art keywords
flange
nut
partial
shaped groove
nut body
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
JP2023574846A
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English (en)
Japanese (ja)
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JPWO2024053415A5 (https=
JPWO2024053415A1 (https=
Inventor
佑多 中林
一宇 田中
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 JPWO2024053415A1 publication Critical patent/JPWO2024053415A1/ja
Application granted granted Critical
Publication of JP7477062B1 publication Critical patent/JP7477062B1/ja
Publication of JPWO2024053415A5 publication Critical patent/JPWO2024053415A5/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • F16H25/22—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
    • F16H25/2204—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls
    • 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
    • F16H25/22—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
    • F16H25/2204—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls
    • F16H25/2214—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members with balls with elements for guiding the circulating balls
    • F16H25/2223—Cross over deflectors between adjacent thread turns, e.g. S-form deflectors connecting neighbouring threads
    • 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
    • F16H25/2015—Means specially adapted for stopping actuators in the end position; Position sensing 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
    • 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
    • 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
    • F16H2025/204—Axial sliding means, i.e. for rotary support and axial guiding of nut or screw shaft
    • 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
    • F16H2025/2062—Arrangements for driving the actuator
    • F16H2025/2087—Arrangements for driving the actuator using planetary gears

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
JP2023574846A 2022-09-08 2023-08-24 ナット及びボールねじ装置 Active JP7477062B1 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022142738 2022-09-08
JP2022142738 2022-09-08
PCT/JP2023/030514 WO2024053415A1 (ja) 2022-09-08 2023-08-24 ナット及びボールねじ装置

Publications (3)

Publication Number Publication Date
JPWO2024053415A1 JPWO2024053415A1 (https=) 2024-03-14
JP7477062B1 true JP7477062B1 (ja) 2024-05-01
JPWO2024053415A5 JPWO2024053415A5 (https=) 2024-08-14

Family

ID=90191220

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023574846A Active JP7477062B1 (ja) 2022-09-08 2023-08-24 ナット及びボールねじ装置

Country Status (5)

Country Link
US (1) US20260063189A1 (https=)
JP (1) JP7477062B1 (https=)
CN (1) CN119173704A (https=)
DE (1) DE112023002959T5 (https=)
WO (1) WO2024053415A1 (https=)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3111878U (ja) * 2005-04-13 2005-07-28 茂▲どうん▼ 李 ボールねじの内循環器構造
JP2014092223A (ja) * 2012-11-05 2014-05-19 Nsk Ltd ボールねじ装置及びボールねじ装置を備えた直動アクチュエータ
JP2015204719A (ja) * 2014-04-15 2015-11-16 日本電産サンキョー株式会社 モータ
JP2019014358A (ja) * 2017-07-06 2019-01-31 株式会社ジェイテクト ステアリング装置及びステアリング装置の製造方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7310585B2 (ja) * 2019-12-13 2023-07-19 日本精工株式会社 ボールねじのナット及びボールねじのナットの製造方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3111878U (ja) * 2005-04-13 2005-07-28 茂▲どうん▼ 李 ボールねじの内循環器構造
JP2014092223A (ja) * 2012-11-05 2014-05-19 Nsk Ltd ボールねじ装置及びボールねじ装置を備えた直動アクチュエータ
JP2015204719A (ja) * 2014-04-15 2015-11-16 日本電産サンキョー株式会社 モータ
JP2019014358A (ja) * 2017-07-06 2019-01-31 株式会社ジェイテクト ステアリング装置及びステアリング装置の製造方法

Also Published As

Publication number Publication date
CN119173704A (zh) 2024-12-20
US20260063189A1 (en) 2026-03-05
WO2024053415A1 (ja) 2024-03-14
JPWO2024053415A1 (https=) 2024-03-14
DE112023002959T5 (de) 2025-04-24

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