JPS63200737U - - Google Patents

Info

Publication number
JPS63200737U
JPS63200737U JP9170987U JP9170987U JPS63200737U JP S63200737 U JPS63200737 U JP S63200737U JP 9170987 U JP9170987 U JP 9170987U JP 9170987 U JP9170987 U JP 9170987U JP S63200737 U JPS63200737 U JP S63200737U
Authority
JP
Japan
Prior art keywords
rotation axis
torque
magnetostrictive
rotating body
torque sensor
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
JP9170987U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP9170987U priority Critical patent/JPS63200737U/ja
Publication of JPS63200737U publication Critical patent/JPS63200737U/ja
Pending legal-status Critical Current

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  • Measuring Magnetic Variables (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第1図はこの考案の一実施例を示す一部断面し
た概略構成図、第2図は第1図中の―線に沿
つた断面図、第3図は第1図の測定部を示すブロ
ツク図、第4図は本実施例における半径方向の磁
束の経路を示す説明図、第5図は第1、第2のト
ルク検出面をこれに対向する方向からみたときの
該検出面のトルクに伴う変形動作を説明するため
の説明図、第6図は本実施例におけるトルク対出
力電圧の関係を示すグラフである。 図中、2は回転体としての入力側歯車、4Aは
磁歪式トルクセンサ、22A,22Bはコイルと
しての第1、第2のコイル、24A,24Bはト
ルク検出面としての第1、第2のトルク検出面、
a,a,b,bは磁束方向規定手段としてのグル
ーブである。
Fig. 1 is a partially cross-sectional schematic diagram showing an embodiment of this invention, Fig. 2 is a sectional view taken along the - line in Fig. 1, and Fig. 3 is a block diagram showing the measuring section of Fig. 1. Fig. 4 is an explanatory diagram showing the path of the magnetic flux in the radial direction in this embodiment, and Fig. 5 shows the torque on the first and second torque detection surfaces when viewed from the opposite direction. FIG. 6, which is an explanatory diagram for explaining the accompanying deformation operation, is a graph showing the relationship between torque and output voltage in this embodiment. In the figure, 2 is an input gear as a rotating body, 4A is a magnetostrictive torque sensor, 22A, 22B are first and second coils, and 24A, 24B are first and second torque detection surfaces. Torque detection surface,
a, a, b, b are grooves serving as magnetic flux direction defining means.

Claims (1)

【実用新案登録請求の範囲】 回転体に作用するトルクの値及びその方向に応
じた信号を磁気歪効果を用いて非接触で検出可能
な磁歪式トルクセンサにおいて、 前記回転体は、該回転体の回転軸方向の何れか
一方の側に、該回転軸に垂直で平坦な側面を有す
る構造とし、 前記側面における前記回転軸を中心とする所定
の円環状域の表面部に、磁気歪効果を呈し且つ前
記回転軸を中心とする半径方向に対して所定の傾
斜角を有した複数の磁束方向規定手段が形成され
たトルク検出面を設け、 このトルク検出面に近接対向した位置に固定配
設され且つ当該トルク検出面との間でそれぞれ磁
気回路を形成可能なコイルを具備したことを特徴
とする磁歪式トルクセンサ。
[Claims for Utility Model Registration] A magnetostrictive torque sensor capable of non-contact detection of a signal corresponding to the value and direction of torque acting on a rotating body using a magnetostrictive effect, wherein the rotating body is A structure having a flat side surface perpendicular to the rotation axis on either side in the direction of the rotation axis, and a magnetostrictive effect is applied to the surface of a predetermined annular area centered on the rotation axis on the side surface. a torque detection surface on which a plurality of magnetic flux direction defining means are formed, each having a predetermined inclination angle with respect to a radial direction centered on the rotation axis; 1. A magnetostrictive torque sensor characterized by comprising coils that can each form a magnetic circuit with the torque detection surface.
JP9170987U 1987-06-15 1987-06-15 Pending JPS63200737U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9170987U JPS63200737U (en) 1987-06-15 1987-06-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9170987U JPS63200737U (en) 1987-06-15 1987-06-15

Publications (1)

Publication Number Publication Date
JPS63200737U true JPS63200737U (en) 1988-12-23

Family

ID=30952745

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9170987U Pending JPS63200737U (en) 1987-06-15 1987-06-15

Country Status (1)

Country Link
JP (1) JPS63200737U (en)

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