JP7755083B2 - ウォーム減速機 - Google Patents

ウォーム減速機

Info

Publication number
JP7755083B2
JP7755083B2 JP2024567862A JP2024567862A JP7755083B2 JP 7755083 B2 JP7755083 B2 JP 7755083B2 JP 2024567862 A JP2024567862 A JP 2024567862A JP 2024567862 A JP2024567862 A JP 2024567862A JP 7755083 B2 JP7755083 B2 JP 7755083B2
Authority
JP
Japan
Prior art keywords
worm
pad
holder
wheel
accommodating portion
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
JP2024567862A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2024143368A1 (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 JPWO2024143368A1 publication Critical patent/JPWO2024143368A1/ja
Application granted granted Critical
Publication of JP7755083B2 publication Critical patent/JP7755083B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • 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
    • 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
    • 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
    • F16H57/022—Adjustment of gear shafts or bearings
    • F16H2057/0221—Axial adjustment
    • 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
    • F16H57/022—Adjustment of gear shafts or bearings
    • F16H2057/0225—Adjustment of gear shafts or bearings with means for adjusting alignment
    • 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)
  • Gear Transmission (AREA)
  • Power Steering Mechanism (AREA)
  • General Details Of Gearings (AREA)
JP2024567862A 2022-12-27 2023-12-26 ウォーム減速機 Active JP7755083B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022209400 2022-12-27
JP2022209400 2022-12-27
PCT/JP2023/046678 WO2024143368A1 (ja) 2022-12-27 2023-12-26 ウォーム減速機

Publications (2)

Publication Number Publication Date
JPWO2024143368A1 JPWO2024143368A1 (https=) 2024-07-04
JP7755083B2 true JP7755083B2 (ja) 2025-10-15

Family

ID=91718123

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024567862A Active JP7755083B2 (ja) 2022-12-27 2023-12-26 ウォーム減速機

Country Status (4)

Country Link
EP (1) EP4644728A1 (https=)
JP (1) JP7755083B2 (https=)
CN (1) CN120457291A (https=)
WO (1) WO2024143368A1 (https=)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4381024B2 (ja) 2003-04-10 2009-12-09 日本精工株式会社 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

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4716679B2 (ja) * 2003-06-25 2011-07-06 日本精工株式会社 ウォーム減速機及び電動式パワーステアリング装置
JP2023004553A (ja) * 2021-06-28 2023-01-17 日本精工株式会社 ウォーム減速機

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4381024B2 (ja) 2003-04-10 2009-12-09 日本精工株式会社 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

Also Published As

Publication number Publication date
WO2024143368A1 (ja) 2024-07-04
JPWO2024143368A1 (https=) 2024-07-04
EP4644728A1 (en) 2025-11-05
CN120457291A (zh) 2025-08-08

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