JP7751753B2 - ウォーム減速機 - Google Patents

ウォーム減速機

Info

Publication number
JP7751753B2
JP7751753B2 JP2024566106A JP2024566106A JP7751753B2 JP 7751753 B2 JP7751753 B2 JP 7751753B2 JP 2024566106 A JP2024566106 A JP 2024566106A JP 2024566106 A JP2024566106 A JP 2024566106A JP 7751753 B2 JP7751753 B2 JP 7751753B2
Authority
JP
Japan
Prior art keywords
worm
pad
holder
tip
wheel
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
JP2024566106A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2024135729A1 (https=
JPWO2024135729A5 (https=
Inventor
宏行 菅原
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 Steering and Control Inc
Original Assignee
NSK Steering and Control Inc
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 Steering and Control Inc filed Critical NSK Steering and Control Inc
Publication of JPWO2024135729A1 publication Critical patent/JPWO2024135729A1/ja
Publication of JPWO2024135729A5 publication Critical patent/JPWO2024135729A5/ja
Application granted granted Critical
Publication of JP7751753B2 publication Critical patent/JP7751753B2/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
    • F16H1/00—Toothed gearings for conveying rotary motion
    • F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
    • F16H1/04—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members
    • F16H1/12—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes
    • F16H1/16—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising worm and worm-wheel
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62D—MOTOR VEHICLES; TRAILERS
    • B62D5/00—Power-assisted or power-driven steering
    • B62D5/04—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear
    • B62D5/0409—Electric motor acting on the steering column
    • 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
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with 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
    • F16H57/00—General details of gearing
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/021—Shaft support structures, e.g. partition walls, bearing eyes, casing walls or covers with bearings
    • F16H2057/0213—Support of worm gear 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
    • F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
    • F16H55/02—Toothed members; Worms
    • F16H55/22—Toothed members; Worms for transmissions with crossing shafts, especially worms, worm-gears
    • F16H55/24—Special devices for taking up backlash

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Power Steering Mechanism (AREA)
  • Gear Transmission (AREA)
JP2024566106A 2022-12-23 2023-12-20 ウォーム減速機 Active JP7751753B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022206278 2022-12-23
JP2022206278 2022-12-23
PCT/JP2023/045710 WO2024135729A1 (ja) 2022-12-23 2023-12-20 ウォーム減速機

Publications (3)

Publication Number Publication Date
JPWO2024135729A1 JPWO2024135729A1 (https=) 2024-06-27
JPWO2024135729A5 JPWO2024135729A5 (https=) 2025-07-16
JP7751753B2 true JP7751753B2 (ja) 2025-10-08

Family

ID=91588749

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024566106A Active JP7751753B2 (ja) 2022-12-23 2023-12-20 ウォーム減速機

Country Status (4)

Country Link
EP (1) EP4641046A1 (https=)
JP (1) JP7751753B2 (https=)
CN (1) CN120457290A (https=)
WO (1) WO2024135729A1 (https=)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004306898A (ja) 2003-04-10 2004-11-04 Nsk Ltd 電動式パワーステアリング装置用アシスト装置及び電動式パワーステアリング装置
JP2019207026A (ja) 2018-05-23 2019-12-05 日本精工株式会社 ウォーム減速機
JP7495174B2 (ja) 2021-06-28 2024-06-04 Ｎｓｋステアリング＆コントロール株式会社 ウォーム減速機

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004306898A (ja) 2003-04-10 2004-11-04 Nsk Ltd 電動式パワーステアリング装置用アシスト装置及び電動式パワーステアリング装置
JP2019207026A (ja) 2018-05-23 2019-12-05 日本精工株式会社 ウォーム減速機
JP7495174B2 (ja) 2021-06-28 2024-06-04 Ｎｓｋステアリング＆コントロール株式会社 ウォーム減速機

Also Published As

Publication number Publication date
WO2024135729A1 (ja) 2024-06-27
JPWO2024135729A1 (https=) 2024-06-27
CN120457290A (zh) 2025-08-08
EP4641046A1 (en) 2025-10-29

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