CN116802986A - 超声波电机 - Google Patents

超声波电机 Download PDF

Info

Publication number
CN116802986A
CN116802986A CN202280010211.6A CN202280010211A CN116802986A CN 116802986 A CN116802986 A CN 116802986A CN 202280010211 A CN202280010211 A CN 202280010211A CN 116802986 A CN116802986 A CN 116802986A
Authority
CN
China
Prior art keywords
spring member
shaft member
ultrasonic motor
rotor
shape
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
CN202280010211.6A
Other languages
English (en)
Chinese (zh)
Inventor
上林嗣治
浅野宏志
樫浦英秋
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.)
Murata Manufacturing Co Ltd
Original Assignee
Murata Manufacturing Co 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 Murata Manufacturing Co Ltd filed Critical Murata Manufacturing Co Ltd
Publication of CN116802986A publication Critical patent/CN116802986A/zh
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/10—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors
    • H02N2/16—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors using travelling waves, i.e. Rayleigh surface waves
    • H02N2/163—Motors with ring stator
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0644—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/0005—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing non-specific motion; Details common to machines covered by H02N2/02 - H02N2/16
    • H02N2/005—Mechanical details, e.g. housings
    • H02N2/0055—Supports for driving or driven bodies; Means for pressing driving body against driven body
    • H02N2/006—Elastic elements, e.g. springs
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/10—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors
    • H02N2/103—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors by pressing one or more vibrators against the rotor
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/10—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors
    • H02N2/12—Constructional details
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/10—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors
    • H02N2/16—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing rotary motion, e.g. rotary motors using travelling waves, i.e. Rayleigh surface waves
    • H02N2/166—Motors with disc stator

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
CN202280010211.6A 2021-02-17 2022-01-27 超声波电机 Pending CN116802986A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2021023230 2021-02-17
JP2021-023230 2021-02-17
PCT/JP2022/003140 WO2022176560A1 (ja) 2021-02-17 2022-01-27 超音波モータ

Publications (1)

Publication Number Publication Date
CN116802986A true CN116802986A (zh) 2023-09-22

Family

ID=82931540

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202280010211.6A Pending CN116802986A (zh) 2021-02-17 2022-01-27 超声波电机

Country Status (4)

Country Link
US (1) US20230364645A1 (https=)
JP (1) JP7616343B2 (https=)
CN (1) CN116802986A (https=)
WO (1) WO2022176560A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102022114863B3 (de) 2022-06-13 2023-10-19 Physik Instrumente (PI) GmbH & Co KG Ultraschallmotor

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6122778A (ja) * 1984-07-10 1986-01-31 Matsushita Electric Ind Co Ltd 圧電モ−タ
JPH0241677A (ja) * 1988-07-29 1990-02-09 Aisin Seiki Co Ltd 超音波モータ
JP2906378B2 (ja) * 1989-03-30 1999-06-21 アイシン精機株式会社 超音波モータ
JPH04331480A (ja) * 1991-04-26 1992-11-19 Matsushita Electric Ind Co Ltd 中空型超音波モータ
JPH05252764A (ja) * 1992-03-05 1993-09-28 Nikon Corp 超音波モータ
JPH078911A (ja) * 1993-06-23 1995-01-13 Canon Inc 振動子及び超音波モータ
JP2000078864A (ja) 1998-08-31 2000-03-14 Star Micronics Co Ltd 位置検出方法並びに装置及び超音波モータ
JP2000184758A (ja) 1998-12-18 2000-06-30 Asmo Co Ltd 超音波モータ及び超音波モータのロータ
JP2004156757A (ja) 2002-11-08 2004-06-03 Ochiai:Kk 係止体
JP2004324722A (ja) 2003-04-23 2004-11-18 Ochiai:Kk 皿状バネ及び皿状バネを使用した固定構造

Also Published As

Publication number Publication date
JP7616343B2 (ja) 2025-01-17
JPWO2022176560A1 (https=) 2022-08-25
US20230364645A1 (en) 2023-11-16
WO2022176560A1 (ja) 2022-08-25

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