JP7384327B1 - ボールねじ装置 - Google Patents

ボールねじ装置 Download PDF

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Publication number
JP7384327B1
JP7384327B1 JP2023540495A JP2023540495A JP7384327B1 JP 7384327 B1 JP7384327 B1 JP 7384327B1 JP 2023540495 A JP2023540495 A JP 2023540495A JP 2023540495 A JP2023540495 A JP 2023540495A JP 7384327 B1 JP7384327 B1 JP 7384327B1
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JP
Japan
Prior art keywords
piece
ball
recess
screw shaft
screw device
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
JP2023540495A
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English (en)
Japanese (ja)
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JPWO2023145595A5 (https=
JPWO2023145595A1 (https=
Inventor
寛太 佐藤
泰明 阿部
靖巳 渡辺
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 JPWO2023145595A1 publication Critical patent/JPWO2023145595A1/ja
Application granted granted Critical
Publication of JP7384327B1 publication Critical patent/JP7384327B1/ja
Publication of JPWO2023145595A5 publication Critical patent/JPWO2023145595A5/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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
    • B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
    • B60T13/74—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive
    • B60T13/741—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with electrical assistance or drive acting on an ultimate actuator
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D65/00—Parts or details
    • F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
    • F16D65/16—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake
    • F16D65/18—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together, e.g. for disc brakes
    • F16D65/183—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position arranged in or on the brake adapted for drawing members together, e.g. for disc brakes with force-transmitting members arranged side by side acting on a spot type force-applying member
    • 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
    • F16H25/2228—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 the device for circulation forming a part of the screw member
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2125/00—Components of actuators
    • F16D2125/18—Mechanical mechanisms
    • F16D2125/20—Mechanical mechanisms converting rotation to linear movement or vice versa
    • F16D2125/34—Mechanical mechanisms converting rotation to linear movement or vice versa acting in the direction of the axis of rotation
    • F16D2125/36—Helical cams, Ball-rotating ramps
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2125/00—Components of actuators
    • F16D2125/18—Mechanical mechanisms
    • F16D2125/20—Mechanical mechanisms converting rotation to linear movement or vice versa
    • F16D2125/34—Mechanical mechanisms converting rotation to linear movement or vice versa acting in the direction of the axis of rotation
    • F16D2125/40—Screw-and-nut

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Transmission Devices (AREA)
  • Braking Systems And Boosters (AREA)
  • Braking Arrangements (AREA)
JP2023540495A 2022-01-26 2023-01-19 ボールねじ装置 Active JP7384327B1 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2022009887 2022-01-26
JP2022009887 2022-01-26
JP2022198420 2022-12-13
JP2022198420 2022-12-13
PCT/JP2023/001490 WO2023145595A1 (ja) 2022-01-26 2023-01-19 ボールねじ装置

Publications (3)

Publication Number Publication Date
JPWO2023145595A1 JPWO2023145595A1 (https=) 2023-08-03
JP7384327B1 true JP7384327B1 (ja) 2023-11-21
JPWO2023145595A5 JPWO2023145595A5 (https=) 2023-12-27

Family

ID=87471814

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023540495A Active JP7384327B1 (ja) 2022-01-26 2023-01-19 ボールねじ装置

Country Status (4)

Country Link
US (1) US20250137515A1 (https=)
JP (1) JP7384327B1 (https=)
DE (1) DE112023000670T5 (https=)
WO (1) WO2023145595A1 (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025210728A1 (ja) * 2024-04-02 2025-10-09 株式会社ジェイテクト ボールねじ装置
WO2025225246A1 (ja) * 2024-04-26 2025-10-30 日本精工株式会社 ボールねじ装置

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118188718A (zh) * 2024-04-03 2024-06-14 上海大陆汽车制动系统销售有限公司 一种应用于制动器的滚珠丝杠与齿轮组合传动机构

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5852359U (ja) * 1981-10-07 1983-04-09 日本精工株式会社 ボ−ルねじ
JPH04110255U (ja) * 1991-03-13 1992-09-24 日本精工株式会社 ボールねじ装置
JP2003166616A (ja) * 2001-09-21 2003-06-13 Koyo Seiko Co Ltd ボールねじ装置
JP2009250345A (ja) * 2008-04-04 2009-10-29 Thk Co Ltd ねじ装置及びそのナットの製造方法
JP2015175406A (ja) * 2014-03-14 2015-10-05 Ntn株式会社 ボールねじおよびその製造方法
JP2017207092A (ja) * 2016-05-16 2017-11-24 日本精工株式会社 ボールねじ、ボールねじの製造方法
JP2019190506A (ja) * 2018-04-20 2019-10-31 Thk株式会社 ボールねじ装置
JP2021116825A (ja) * 2020-01-22 2021-08-10 日本精工株式会社 ボールねじ

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5852359U (ja) * 1981-10-07 1983-04-09 日本精工株式会社 ボ−ルねじ
JPH04110255U (ja) * 1991-03-13 1992-09-24 日本精工株式会社 ボールねじ装置
JP2003166616A (ja) * 2001-09-21 2003-06-13 Koyo Seiko Co Ltd ボールねじ装置
JP2009250345A (ja) * 2008-04-04 2009-10-29 Thk Co Ltd ねじ装置及びそのナットの製造方法
JP2015175406A (ja) * 2014-03-14 2015-10-05 Ntn株式会社 ボールねじおよびその製造方法
JP2017207092A (ja) * 2016-05-16 2017-11-24 日本精工株式会社 ボールねじ、ボールねじの製造方法
JP2019190506A (ja) * 2018-04-20 2019-10-31 Thk株式会社 ボールねじ装置
JP2021116825A (ja) * 2020-01-22 2021-08-10 日本精工株式会社 ボールねじ

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025210728A1 (ja) * 2024-04-02 2025-10-09 株式会社ジェイテクト ボールねじ装置
WO2025225246A1 (ja) * 2024-04-26 2025-10-30 日本精工株式会社 ボールねじ装置
JPWO2025225246A1 (https=) * 2024-04-26 2025-10-30

Also Published As

Publication number Publication date
US20250137515A1 (en) 2025-05-01
JPWO2023145595A1 (https=) 2023-08-03
WO2023145595A1 (ja) 2023-08-03
DE112023000670T5 (de) 2024-11-14

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