JP7838672B2 - ボールねじ - Google Patents

ボールねじ

Info

Publication number
JP7838672B2
JP7838672B2 JP2024555845A JP2024555845A JP7838672B2 JP 7838672 B2 JP7838672 B2 JP 7838672B2 JP 2024555845 A JP2024555845 A JP 2024555845A JP 2024555845 A JP2024555845 A JP 2024555845A JP 7838672 B2 JP7838672 B2 JP 7838672B2
Authority
JP
Japan
Prior art keywords
nut
sealing member
hole
ball screw
circulating
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
JP2024555845A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2024075799A1 (https=
Inventor
滉太 野中
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 JPWO2024075799A1 publication Critical patent/JPWO2024075799A1/ja
Application granted granted Critical
Publication of JP7838672B2 publication Critical patent/JP7838672B2/ja
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
    • F16H25/2418—Screw seals, wipers, scrapers or the like
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Transmission Devices (AREA)
JP2024555845A 2022-10-07 2023-10-04 ボールねじ Active JP7838672B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022162549 2022-10-07
JP2022162549 2022-10-07
PCT/JP2023/036295 WO2024075799A1 (ja) 2022-10-07 2023-10-04 ボールねじ

Publications (2)

Publication Number Publication Date
JPWO2024075799A1 JPWO2024075799A1 (https=) 2024-04-11
JP7838672B2 true JP7838672B2 (ja) 2026-04-01

Family

ID=90608197

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024555845A Active JP7838672B2 (ja) 2022-10-07 2023-10-04 ボールねじ

Country Status (5)

Country Link
EP (1) EP4600528A1 (https=)
JP (1) JP7838672B2 (https=)
CN (1) CN119998565A (https=)
TW (1) TWI881489B (https=)
WO (1) WO2024075799A1 (https=)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113374846A (zh) 2020-03-10 2021-09-10 银泰科技股份有限公司 回流弯管辅助器及应用其之滚珠螺杆

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0645087Y2 (ja) * 1989-01-25 1994-11-16 株式会社椿本精工 緩衝材製スリーブを具えたチューブ式ボールねじ
JP3035699B2 (ja) * 1996-05-22 2000-04-24 竹内精工株式会社 ボールねじ
JP3821030B2 (ja) 2002-03-19 2006-09-13 日本精工株式会社 ボールねじ装置
JP2004108454A (ja) * 2002-09-17 2004-04-08 Nsk Ltd ボールねじ用チューブガイド及びボールねじ並びにボールねじの製造方法
JP2007321886A (ja) 2006-06-01 2007-12-13 Nsk Ltd ボールねじ装置
US11864897B2 (en) 2021-04-12 2024-01-09 Toyota Research Institute, Inc. Systems and methods for classifying user tasks as being system 1 tasks or system 2 tasks

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113374846A (zh) 2020-03-10 2021-09-10 银泰科技股份有限公司 回流弯管辅助器及应用其之滚珠螺杆

Also Published As

Publication number Publication date
CN119998565A (zh) 2025-05-13
WO2024075799A1 (ja) 2024-04-11
TWI881489B (zh) 2025-04-21
TW202419763A (zh) 2024-05-16
JPWO2024075799A1 (https=) 2024-04-11
EP4600528A1 (en) 2025-08-13

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