KR102858061B1 - 볼 나사 장치 - Google Patents

볼 나사 장치

Info

Publication number
KR102858061B1
KR102858061B1 KR1020237033571A KR20237033571A KR102858061B1 KR 102858061 B1 KR102858061 B1 KR 102858061B1 KR 1020237033571 A KR1020237033571 A KR 1020237033571A KR 20237033571 A KR20237033571 A KR 20237033571A KR 102858061 B1 KR102858061 B1 KR 102858061B1
Authority
KR
South Korea
Prior art keywords
circuit
central
ball
nut
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
KR1020237033571A
Other languages
English (en)
Korean (ko)
Other versions
KR20230153442A (ko
Inventor
다이스케 아베
다이쥬 다카하시
Original Assignee
닛뽄 세이꼬 가부시기가이샤
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 닛뽄 세이꼬 가부시기가이샤 filed Critical 닛뽄 세이꼬 가부시기가이샤
Publication of KR20230153442A publication Critical patent/KR20230153442A/ko
Application granted granted Critical
Publication of KR102858061B1 publication Critical patent/KR102858061B1/ko
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
    • 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
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C31/00—Bearings for parts which both rotate and move linearly
    • F16C31/04—Ball or roller bearings
    • F16C31/06—Ball or roller bearings in which the rolling bodies circulate partly without carrying load
    • 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
    • F16C39/00—Relieving load on bearings
    • 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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C2240/00—Specified values or numerical ranges of parameters; Relations between them
    • F16C2240/40—Linear dimensions, e.g. length, radius, thickness, gap
    • F16C2240/70—Diameters; Radii
    • F16C2240/80—Pitch circle diameters [PCD]
    • 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
    • F16C2322/00—Apparatus used in shaping articles

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
KR1020237033571A 2021-03-30 2022-03-29 볼 나사 장치 Active KR102858061B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2021-057340 2021-03-30
JP2021057340 2021-03-30
PCT/JP2022/015605 WO2022210747A1 (ja) 2021-03-30 2022-03-29 ボールねじ装置

Publications (2)

Publication Number Publication Date
KR20230153442A KR20230153442A (ko) 2023-11-06
KR102858061B1 true KR102858061B1 (ko) 2025-09-11

Family

ID=83456365

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020237033571A Active KR102858061B1 (ko) 2021-03-30 2022-03-29 볼 나사 장치

Country Status (5)

Country Link
EP (1) EP4317746A4 (https=)
JP (1) JP7694649B2 (https=)
KR (1) KR102858061B1 (https=)
CN (1) CN116888384A (https=)
WO (1) WO2022210747A1 (https=)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017072233A (ja) * 2015-10-09 2017-04-13 日本精工株式会社 ボールねじ

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3381735B2 (ja) 1993-04-12 2003-03-04 日本精工株式会社 ボールねじ装置
JP3019253B2 (ja) * 1997-06-25 2000-03-13 本田技研工業株式会社 電動パワーステアリング装置
JP4729821B2 (ja) * 2001-08-03 2011-07-20 日本精工株式会社 ボールねじ
JP2004306728A (ja) * 2003-04-04 2004-11-04 Nsk Ltd 電動パワーステアリング装置
JP2019015318A (ja) * 2017-07-05 2019-01-31 日本精工株式会社 ボールねじ

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017072233A (ja) * 2015-10-09 2017-04-13 日本精工株式会社 ボールねじ

Also Published As

Publication number Publication date
JPWO2022210747A1 (https=) 2022-10-06
KR20230153442A (ko) 2023-11-06
WO2022210747A1 (ja) 2022-10-06
CN116888384A (zh) 2023-10-13
JP7694649B2 (ja) 2025-06-18
EP4317746A4 (en) 2025-05-07
EP4317746A1 (en) 2024-02-07

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