CN119894756A - 电动动力转向装置 - Google Patents

电动动力转向装置 Download PDF

Info

Publication number
CN119894756A
CN119894756A CN202380066001.3A CN202380066001A CN119894756A CN 119894756 A CN119894756 A CN 119894756A CN 202380066001 A CN202380066001 A CN 202380066001A CN 119894756 A CN119894756 A CN 119894756A
Authority
CN
China
Prior art keywords
housing
holding member
bearing
electric power
power steering
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.)
Pending
Application number
CN202380066001.3A
Other languages
English (en)
Chinese (zh)
Inventor
榎木将俊
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.)
Astemo Ltd
Original Assignee
Hitachi Astemo 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 Hitachi Astemo Ltd filed Critical Hitachi Astemo Ltd
Publication of CN119894756A publication Critical patent/CN119894756A/zh
Pending legal-status Critical Current

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
    • B62D5/0442—Conversion of rotational into longitudinal movement
    • B62D5/0445—Screw drives
    • B62D5/0448—Ball 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
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
    • F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
    • F16C19/06—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with a single row or 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
    • 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
    • F16C35/067—Fixing them in a housing
    • 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
    • B62D5/0403—Power-assisted or power-driven steering electrical, e.g. using an electric servo-motor connected to, or forming part of, the steering gear characterised by constructional features, e.g. common housing for motor and gear box

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)
CN202380066001.3A 2022-09-15 2023-09-06 电动动力转向装置 Pending CN119894756A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022-146651 2022-09-15
JP2022146651 2022-09-15
PCT/JP2023/032444 WO2024058016A1 (ja) 2022-09-15 2023-09-06 電動パワーステアリング装置

Publications (1)

Publication Number Publication Date
CN119894756A true CN119894756A (zh) 2025-04-25

Family

ID=90274877

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202380066001.3A Pending CN119894756A (zh) 2022-09-15 2023-09-06 电动动力转向装置

Country Status (4)

Country Link
JP (1) JP7788564B2 (https=)
CN (1) CN119894756A (https=)
DE (1) DE112023003844T5 (https=)
WO (1) WO2024058016A1 (https=)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012001050A (ja) * 2010-06-15 2012-01-05 Jtekt Corp 電動パワーステアリング装置
JP2019093793A (ja) * 2017-11-20 2019-06-20 株式会社ジェイテクト 車両用ステアリング装置
KR102098053B1 (ko) 2018-09-20 2020-04-07 주식회사 만도 랙구동형 동력 보조 조향장치
JP7177758B2 (ja) * 2019-08-29 2022-11-24 日立Astemo株式会社 ステアリング装置

Also Published As

Publication number Publication date
JPWO2024058016A1 (https=) 2024-03-21
JP7788564B2 (ja) 2025-12-18
DE112023003844T5 (de) 2025-08-21
WO2024058016A1 (ja) 2024-03-21

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