JPS6262943U - - Google Patents
Info
- Publication number
- JPS6262943U JPS6262943U JP15560485U JP15560485U JPS6262943U JP S6262943 U JPS6262943 U JP S6262943U JP 15560485 U JP15560485 U JP 15560485U JP 15560485 U JP15560485 U JP 15560485U JP S6262943 U JPS6262943 U JP S6262943U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic body
- drive shaft
- magnetostrictive
- torque
- magnetic
- 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
Links
- 238000001514 detection method Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 claims description 2
- 230000005284 excitation Effects 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Landscapes
- Force Measurement Appropriate To Specific Purposes (AREA)
Description
第１図は本考案による磁歪式トルクセンサの第
１の実施例を示す構造図、第２図、第３図は本考
案による磁歪式トルクセンサの第２、第３の実施
例をそれぞれ示す構造図、第４図は従来の磁歪式
トルクセンサの一例を示す構造図である。
１……トルクセンサ、２……駆動軸、３……励
磁用コイル、４……検出用コイル、５……ギヤツ
プ、６……ヨーク、７……モールド成型体、８…
…磁歪効果を有する磁性体、９……回り止めピン
、９ａ……接着材。
FIG. 1 is a structural diagram showing a first embodiment of the magnetostrictive torque sensor according to the present invention, and FIGS. 2 and 3 are structural diagrams showing the second and third embodiments of the magnetostrictive torque sensor according to the present invention, respectively. 4 are structural diagrams showing an example of a conventional magnetostrictive torque sensor. DESCRIPTION OF SYMBOLS 1...Torque sensor, 2...Drive shaft, 3...Excitation coil, 4...Detection coil, 5...Gap, 6...Yoke, 7...Molded body, 8...
...Magnetic material having magnetostrictive effect, 9... Detent pin, 9a... Adhesive material.
Claims (1)
を設けると共に、この磁性体の外周部に励磁用コ
イルおよび検出用コイルを同軸配置して、該磁性
体を通る磁気回路を形成してなり、前記磁性体は
あらかじめモールド成型した成型体を前記駆動軸
の外周面に固定装置させることにより、前記駆動
軸に加えられるねじりトルクによる前記磁性体の
変形による磁気歪を利用して前記トルクを検出す
るようにしたことを特徴とする磁歪式トルクセン
サ。 A magnetic body having a magnetostrictive effect is provided on the outer circumferential surface of the drive shaft, and an excitation coil and a detection coil are coaxially arranged on the outer circumference of this magnetic body to form a magnetic circuit passing through the magnetic body. , the magnetic body is molded in advance and fixed to the outer peripheral surface of the drive shaft, and the torque is detected using magnetostriction caused by deformation of the magnetic body due to torsional torque applied to the drive shaft. A magnetostrictive torque sensor characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15560485U JPS6262943U (en) | 1985-10-09 | 1985-10-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15560485U JPS6262943U (en) | 1985-10-09 | 1985-10-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6262943U true JPS6262943U (en) | 1987-04-18 |
Family
ID=31076452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15560485U Pending JPS6262943U (en) | 1985-10-09 | 1985-10-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6262943U (en) |
-
1985
- 1985-10-09 JP JP15560485U patent/JPS6262943U/ja active Pending
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