JP7452766B2 - ボールねじ装置 - Google Patents

ボールねじ装置 Download PDF

Info

Publication number
JP7452766B2
JP7452766B2 JP2023534322A JP2023534322A JP7452766B2 JP 7452766 B2 JP7452766 B2 JP 7452766B2 JP 2023534322 A JP2023534322 A JP 2023534322A JP 2023534322 A JP2023534322 A JP 2023534322A JP 7452766 B2 JP7452766 B2 JP 7452766B2
Authority
JP
Japan
Prior art keywords
diameter side
shaft
fitting
carrier
ball screw
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
JP2023534322A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2023132172A5 (https=
JPWO2023132172A1 (https=
Inventor
諒 瀬川
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 JPWO2023132172A1 publication Critical patent/JPWO2023132172A1/ja
Publication of JPWO2023132172A5 publication Critical patent/JPWO2023132172A5/ja
Application granted granted Critical
Publication of JP7452766B2 publication Critical patent/JP7452766B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

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
    • F16H25/24—Elements essential to such mechanisms, e.g. screws, nuts
    • 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
    • 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
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/58—Raceways; Race rings
    • F16C33/581—Raceways; Race rings integral with other parts, e.g. with housings or machine elements such as shafts or gear wheels
    • 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
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
    • F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
    • F16C35/063—Fixing them on the 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
    • F16H25/22—Screw mechanisms with balls, rollers, or similar members between the co-operating parts; Elements essential to the use of such members
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2361/00—Apparatus or articles in engineering in general
    • F16C2361/61—Toothed gear systems, e.g. support of pinion shafts
    • 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
    • F16H2025/2081—Parallel arrangement of drive motor to screw axis
    • 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
    • F16H2025/2096—Arrangements for driving the actuator using endless flexible members

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Transmission Devices (AREA)
  • Mounting Of Bearings Or Others (AREA)
  • Rolling Contact Bearings (AREA)
JP2023534322A 2022-01-05 2022-12-06 ボールねじ装置 Active JP7452766B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022000587 2022-01-05
JP2022000587 2022-01-05
PCT/JP2022/044845 WO2023132172A1 (ja) 2022-01-05 2022-12-06 ボールねじ装置

Publications (3)

Publication Number Publication Date
JPWO2023132172A1 JPWO2023132172A1 (https=) 2023-07-13
JPWO2023132172A5 JPWO2023132172A5 (https=) 2023-12-06
JP7452766B2 true JP7452766B2 (ja) 2024-03-19

Family

ID=87073488

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023534322A Active JP7452766B2 (ja) 2022-01-05 2022-12-06 ボールねじ装置

Country Status (5)

Country Link
US (1) US12584544B2 (https=)
JP (1) JP7452766B2 (https=)
CN (1) CN118265858A (https=)
DE (1) DE112022005579T5 (https=)
WO (1) WO2023132172A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025165107A (ja) * 2024-04-22 2025-11-04 Ntn株式会社 ボールねじ装置

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009275914A (ja) 2008-04-17 2009-11-26 Smc Corp 電動アクチュエータ
JP2011133073A (ja) 2009-12-25 2011-07-07 Ckd Corp 軸部品
JP2016148374A (ja) 2015-02-12 2016-08-18 本田技研工業株式会社 伸縮アクチュエータ
JP2018079824A (ja) 2016-11-17 2018-05-24 Ntn株式会社 車輪用軸受のスプライン加工方法
JP2018194080A (ja) 2017-05-17 2018-12-06 株式会社エンプラス 波動歯車装置
US20180345934A1 (en) 2015-11-27 2018-12-06 Robert Bosch Gmbh Piston pump assembly

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4892593B2 (ja) 2009-09-08 2012-03-07 日精樹脂工業株式会社 電動式竪型型締装置
JP6873847B2 (ja) * 2017-07-05 2021-05-19 株式会社ミツバ 開閉体駆動装置
JP7800005B2 (ja) * 2021-07-02 2026-01-16 株式会社アドヴィックス 直動アクチュエータ

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009275914A (ja) 2008-04-17 2009-11-26 Smc Corp 電動アクチュエータ
JP2011133073A (ja) 2009-12-25 2011-07-07 Ckd Corp 軸部品
JP2016148374A (ja) 2015-02-12 2016-08-18 本田技研工業株式会社 伸縮アクチュエータ
US20180345934A1 (en) 2015-11-27 2018-12-06 Robert Bosch Gmbh Piston pump assembly
JP2018079824A (ja) 2016-11-17 2018-05-24 Ntn株式会社 車輪用軸受のスプライン加工方法
JP2018194080A (ja) 2017-05-17 2018-12-06 株式会社エンプラス 波動歯車装置

Also Published As

Publication number Publication date
WO2023132172A1 (ja) 2023-07-13
DE112022005579T5 (de) 2024-09-12
US12584544B2 (en) 2026-03-24
JPWO2023132172A1 (https=) 2023-07-13
US20250075778A1 (en) 2025-03-06
CN118265858A (zh) 2024-06-28

Similar Documents

Publication Publication Date Title
JP7276629B1 (ja) ボールねじ装置およびその製造方法
JP7338810B1 (ja) ボールねじ装置およびねじ軸の製造方法
JP7452766B2 (ja) ボールねじ装置
JP2022189061A (ja) ボールねじ装置
WO2018096941A1 (ja) トロイダル無段変速機
JP2024021633A (ja) ボールねじ装置
US11867264B2 (en) Ball screw device and method for manufacturing same
JP7180824B1 (ja) ボールねじ装置
JP6520056B2 (ja) 無段変速装置
JP7473091B2 (ja) ボールねじ装置およびその製造方法
JP7226674B1 (ja) ボールねじ装置
US10378584B2 (en) Cage for radial roller bearing
JP7567640B2 (ja) ボールねじ装置
JP7563654B1 (ja) アクチュエータ
JP2024058020A (ja) ボールねじ装置
JP2022189062A (ja) ボールねじ装置
CN117795227A (zh) 滚珠丝杠装置及其制造方法
WO2025164593A1 (ja) ボールねじ装置
JP2025165107A (ja) ボールねじ装置
JP2000337479A (ja) オルタネータ用ローラクラッチ内蔵型プーリ装置

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20230606

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20230606

A871 Explanation of circumstances concerning accelerated examination

Free format text: JAPANESE INTERMEDIATE CODE: A871

Effective date: 20230606

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20230912

A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20231107

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20240206

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20240219

R150 Certificate of patent or registration of utility model

Ref document number: 7452766

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R150