JPS637309U - - Google Patents
Info
- Publication number
- JPS637309U JPS637309U JP10088486U JP10088486U JPS637309U JP S637309 U JPS637309 U JP S637309U JP 10088486 U JP10088486 U JP 10088486U JP 10088486 U JP10088486 U JP 10088486U JP S637309 U JPS637309 U JP S637309U
- Authority
- JP
- Japan
- Prior art keywords
- track
- circuit
- output
- rotary encoder
- 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
Links
- 238000007493 shaping process Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 4
- 230000005415 magnetization Effects 0.000 description 2
Landscapes
- Transmission And Conversion Of Sensor Element Output (AREA)
Description
第１図及び第２図は本考案の実施例であり、第
１図は構成図、第２図はパルス演算処理図である
。第３図及び第４図は従来例であり、第３図は構
成図、第４図は動作説明図である。
１，１ｄ：Ａトラツク、２ａ，２ｂ，２ｃ，２
ｄ：Ｚトラツク、３：ガードバンド、４ａ，４ｂ
，４ｃ，４ｄ：ロータ、１０Ａ：Ａセンサ、１０
Ｚ：Ｚセンサ、１１：整形回路、１５，１６：Ａ
ＮＤ回路、１７：ＮＯＴ回路、ＰＡ：Ａパルス、
ＰＺ：Ｚパルス、ＪＡ：Ａセンサ出力、ＪＺ：Ｚ
センサ出力、ＭＡ：Ａ着磁、ＭＺ：Ｚ着磁、Ｒ：
回転方向、Ｍ，Ｍ１，Ｍ２：基準点、Ｑ：比較電
圧、Ｘ，Ｘ′：境界点、イ，ロ，ハ，ニ，ホ：端
子。
1 and 2 show an embodiment of the present invention, with FIG. 1 being a configuration diagram and FIG. 2 being a pulse calculation processing diagram. 3 and 4 show a conventional example, where FIG. 3 is a configuration diagram and FIG. 4 is an operation explanatory diagram. 1, 1d: A track, 2a, 2b, 2c, 2
d: Z track, 3: Guard band, 4a, 4b
, 4c, 4d: rotor, 10A: A sensor, 10
Z: Z sensor, 11: Shaping circuit, 15, 16: A
ND circuit, 17: NOT circuit, PA: A pulse,
PZ: Z pulse, JA: A sensor output, JZ: Z
Sensor output, MA: A magnetization, MZ: Z magnetization, R:
Rotation direction, M, M1, M2: Reference point, Q: Comparison voltage, X, X': Boundary point, A, B, C, D, Ho: Terminal.
Claims (1)
に着磁形成された第１のトラツク及び前記境界点
が２箇所生じるように着磁形成された第２のトラ
ツクを配設したロータと、前記第１のトラツク及
び第２のトラツクへ各別にしかも無接触に対面し
て前記境界点を検出し得るセンサが配設されたス
テータと、山形のパルス波形を方形のパルス波形
に整形し得る整形回路を備えた磁気ロータリエン
コーダにおいて、前記第１のトラツク上の１つの
境界点と、前記第２のトラツク上の１つの境界点
が同時に各別のセンサへ最接近し得る位置に前記
各別のセンサを配設し、該各別のセンサの出力を
ＡＮＤ回路へ入力し、該ＡＮＤ回路から前記ロー
タ上の第１の基準点を表示するＺパルスを得るよ
うにしたことを特徴とする磁気ロータリエンコー
ダ。 (2) 上記第１のトラツクに対面したセンサの出
力をＮＯＴ回路へ入力し、該ＮＯＴ回路の出力と
、上記第２のトラツクに対面したセンサの出力と
をＡＮＤ回路へ入力し、該ＡＮＤ回路から第２の
基準点を表示するＺパルスを得るようにしたこと
を特徴とする実用新案登録請求の範囲第１項記載
の磁気ロータリエンコーダ。[Claims for Utility Model Registration] (1) A first track in which boundary points between N and S magnetic poles are magnetized and formed at equal intervals over the entire circumference, and a track is magnetized and formed so that two boundary points occur. a rotor having a second track disposed thereon; a stator having a stator disposed with a sensor capable of detecting the boundary point facing the first track and the second track separately and without contact; In a magnetic rotary encoder equipped with a shaping circuit capable of shaping a pulse waveform into a rectangular pulse waveform, one boundary point on the first track and one boundary point on the second track are simultaneously separated from each other. Each of the different sensors is disposed at a position that can be closest to the sensor, the output of each of the different sensors is input to an AND circuit, and a Z pulse is sent from the AND circuit to indicate the first reference point on the rotor. A magnetic rotary encoder characterized in that it obtains. (2) The output of the sensor facing the first track is input to the NOT circuit, the output of the NOT circuit and the output of the sensor facing the second track are input to the AND circuit, and the AND circuit 2. The magnetic rotary encoder according to claim 1, wherein the Z pulse indicating the second reference point is obtained from the magnetic rotary encoder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10088486U JPS637309U (en) | 1986-07-01 | 1986-07-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10088486U JPS637309U (en) | 1986-07-01 | 1986-07-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS637309U true JPS637309U (en) | 1988-01-19 |
Family
ID=30971116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10088486U Pending JPS637309U (en) | 1986-07-01 | 1986-07-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS637309U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60222716A (en) * | 1984-04-20 | 1985-11-07 | Inoue Japax Res Inc | Zero point detector for magnetic encoder |
-
1986
- 1986-07-01 JP JP10088486U patent/JPS637309U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60222716A (en) * | 1984-04-20 | 1985-11-07 | Inoue Japax Res Inc | Zero point detector for magnetic encoder |
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