JPS637337U - - Google Patents
Info
- Publication number
- JPS637337U JPS637337U JP10099386U JP10099386U JPS637337U JP S637337 U JPS637337 U JP S637337U JP 10099386 U JP10099386 U JP 10099386U JP 10099386 U JP10099386 U JP 10099386U JP S637337 U JPS637337 U JP S637337U
- Authority
- JP
- Japan
- Prior art keywords
- measured
- shaft
- detection
- coil
- torque
- 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 8
- 230000005284 excitation Effects 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims description 3
- 230000004907 flux Effects 0.000 claims 2
- 230000002238 attenuated effect Effects 0.000 claims 1
- 230000005347 demagnetization Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 230000005389 magnetism Effects 0.000 description 1
Landscapes
- Force Measurement Appropriate To Specific Purposes (AREA)
Description
第１図は本考案に係る装置の概略図、第２図は
第１図の装置の電気的構成を示す説明図、第３図
は第１図の装置の動作を示すフローチヤート、第
４図は応力測定対象物が残留磁気の影響を受けた
場合のセンサ出力とトルクとの関係を示す特性図
、第５図は応力測定対象物の残留磁気を消磁して
応力を測定した場合のセンサ出力と応力との関係
を示す特性図、第６図は本考案装置の他の実施例
を示す概略図である。
１……被測定軸、３……励磁コア、５……検出
コア、７……励磁コイル、９……検出コイル、１
１……交流電源、１３……検出回路。
FIG. 1 is a schematic diagram of the device according to the present invention, FIG. 2 is an explanatory diagram showing the electrical configuration of the device in FIG. 1, FIG. 3 is a flowchart showing the operation of the device in FIG. 1, and FIG. 4 Figure 5 is a characteristic diagram showing the relationship between sensor output and torque when the stress measurement target is affected by residual magnetism, and Figure 5 is the sensor output when stress is measured after demagnetizing the stress measurement target. FIG. 6 is a schematic diagram showing another embodiment of the device of the present invention. 1... Axis to be measured, 3... Excitation core, 5... Detection core, 7... Excitation coil, 9... Detection coil, 1
1... AC power supply, 13... detection circuit.
Claims (1)
イルと、 振幅が一定なトルク検出用の通電と振幅が減衰
する被測定軸消磁用の通電とを被測定軸励磁コイ
ルに対して交互に行なう励磁電源と、 被測定軸に対する捩じりトルクで生じた測定磁
束の変化を検出する検出コイルと、 を有し、 トルク検出用の通電が被測定軸励磁コイルに対
して行なわれているときに検出コイルにより被測
定軸に対する捩じりトルクの検出が行なわれる、 ことを特徴とする磁歪式トルク検出装置。[Scope of Claim for Utility Model Registration] A measured shaft excitation coil that generates an alternating magnetic flux on the measured shaft, energization for torque detection with a constant amplitude, and energization for measured shaft demagnetization where the amplitude is attenuated are connected to the measured shaft. It has an excitation power supply that alternately supplies power to the excitation coil, and a detection coil that detects changes in the measurement magnetic flux caused by torsional torque on the shaft to be measured, and the current for torque detection is applied to the excitation coil of the shaft to be measured. 1. A magnetostrictive torque detection device, characterized in that a detection coil detects torsional torque with respect to a shaft to be measured when the shaft is being measured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10099386U JPS637337U (en) | 1986-07-01 | 1986-07-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10099386U JPS637337U (en) | 1986-07-01 | 1986-07-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS637337U true JPS637337U (en) | 1988-01-19 |
Family
ID=30971326
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10099386U Pending JPS637337U (en) | 1986-07-01 | 1986-07-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS637337U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005527832A (en) * | 2002-05-29 | 2005-09-15 | ザ ティムケン カンパニー | In-bearing torque sensor device |
-
1986
- 1986-07-01 JP JP10099386U patent/JPS637337U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005527832A (en) * | 2002-05-29 | 2005-09-15 | ザ ティムケン カンパニー | In-bearing torque sensor device |
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