JPH02146989U - - Google Patents
Info
- Publication number
- JPH02146989U JPH02146989U JP5590289U JP5590289U JPH02146989U JP H02146989 U JPH02146989 U JP H02146989U JP 5590289 U JP5590289 U JP 5590289U JP 5590289 U JP5590289 U JP 5590289U JP H02146989 U JPH02146989 U JP H02146989U
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- stator
- disposed
- piezoelectric ceramic
- ceramic element
- 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.)
- Granted
Links
- 239000000919 ceramic Substances 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 1
Description
第１図は、本考案の超音波モータのロータ圧接
機構を示す図。第２図は、本考案の実施例に用い
た圧接機構の詳細図である。
図において、１０……キヤツプ、１１及び１２
は縦振動用及び捩り振動用圧電セラミツク素子、
１３……リヤマス、１４……ヘツドマス、１５…
…ロータ、１６……軸、１７……皿バネ、１８…
…ベアリング、１９……スペーサ、２０……ステ
ータ部、２１……歯車、２２……支持部、２３…
…ロータ変動防止用ベアリングを示す。
FIG. 1 is a diagram showing the rotor pressure contact mechanism of the ultrasonic motor of the present invention. FIG. 2 is a detailed diagram of the pressure contact mechanism used in the embodiment of the present invention. In the figure, 10...cap, 11 and 12
is a piezoelectric ceramic element for longitudinal vibration and torsional vibration,
13...Riyamasu, 14...Hetsudomasu, 15...
...rotor, 16...shaft, 17...disc spring, 18...
... bearing, 19 ... spacer, 20 ... stator section, 21 ... gear, 22 ... support section, 23 ...
...Indicates a bearing for preventing rotor fluctuation.
Claims (1)
セラミツク素子をこれらの間に支持部をはさんで
配置し、これらをさらにヘツドマスとリアマスで
挟んで締めつけて構成した縦・捩り複合振動子の
ステータと、該ステータに接して配置されたロー
タと、ロータのステータ接触面と反対側の面の中
心に形成された軸と、該軸を貫通させる貫通孔を
有し前記支持部に結合したキヤツプ部と、ロータ
の軸が形成された面とキヤツプ部との間に配置さ
れロータをステータに圧接するバネと、ロータの
外周面とキヤツプとの間に配置されたベアリング
を備えたことを特徴とする超音波モータ。 A stator of a longitudinal/torsional composite vibrator, which is constructed by arranging a piezoelectric ceramic element for longitudinal vibration and a piezoelectric ceramic element for torsional vibration with a support section sandwiched between them, and further sandwiching and tightening these between a head mass and a rear mass; a rotor disposed in contact with the stator; a shaft formed at the center of a surface of the rotor opposite to the stator contact surface; a cap portion having a through hole passing through the shaft and coupled to the support portion; An ultrasonic wave device characterized by comprising: a spring disposed between a surface on which the axis of the rotor is formed and a cap portion to press the rotor against the stator; and a bearing disposed between the outer peripheral surface of the rotor and the cap. motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5590289U JPH0739356Y2 (en) | 1989-05-15 | 1989-05-15 | Ultrasonic motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5590289U JPH0739356Y2 (en) | 1989-05-15 | 1989-05-15 | Ultrasonic motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02146989U true JPH02146989U (en) | 1990-12-13 |
| JPH0739356Y2 JPH0739356Y2 (en) | 1995-09-06 |
Family
ID=31579261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5590289U Expired - Lifetime JPH0739356Y2 (en) | 1989-05-15 | 1989-05-15 | Ultrasonic motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0739356Y2 (en) |
-
1989
- 1989-05-15 JP JP5590289U patent/JPH0739356Y2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0739356Y2 (en) | 1995-09-06 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |