JPS6212814U - - Google Patents
Info
- Publication number
- JPS6212814U JPS6212814U JP10280485U JP10280485U JPS6212814U JP S6212814 U JPS6212814 U JP S6212814U JP 10280485 U JP10280485 U JP 10280485U JP 10280485 U JP10280485 U JP 10280485U JP S6212814 U JPS6212814 U JP S6212814U
- Authority
- JP
- Japan
- Prior art keywords
- rotation
- rotating body
- detecting means
- detected surface
- detection
- 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 4
- 230000000630 rising effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 4
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Landscapes
- Transmission And Conversion Of Sensor Element Output (AREA)
Description
第１図は本考案に係る回転センサの回転部を示
す正面図、第２図は本考案に係る信号処理回路を
示す回路図、第３図ａ乃至ｅは第２図回路におけ
る各部の波形を示す図、第４図は信号処理回路の
変形例を示す回路図、第５図ａ乃至ｅは第４図回
路における各部の波形を示す図、第６図は信号処
理回路の他の変形例を示す回路図、第７図は第６
図回路の動作を示すフローチヤート図、第８図は
従来の回転センサを示す斜視図である。
１……駆動軸、２……回転マグネツト、３，３
ａ，３ｂ……ホールＩＣ、４ａ，４ｂ……波形整
形回路、５ａ，５ｂ……インバータ、６ａ乃至６
ｄ……微分回路、７ａ，７ｂ，９……ＯＲ回路、
ＲＳフリツプフロツプ……８ａ，８ｂ。
FIG. 1 is a front view showing a rotating part of a rotation sensor according to the present invention, FIG. 2 is a circuit diagram showing a signal processing circuit according to the present invention, and FIGS. 3 a to 3 e show waveforms of each part in the circuit shown in FIG. 4 is a circuit diagram showing a modification of the signal processing circuit, FIGS. 5a to 5e are diagrams showing waveforms of each part in the circuit of FIG. 4, and FIG. The circuit diagram shown in Figure 7 is
FIG. 8 is a flowchart showing the operation of the circuit, and FIG. 8 is a perspective view showing a conventional rotation sensor. 1... Drive shaft, 2... Rotating magnet, 3,3
a, 3b...Hall IC, 4a, 4b...Waveform shaping circuit, 5a, 5b...Inverter, 6a to 6
d... Differential circuit, 7a, 7b, 9... OR circuit,
RS flip-flop...8a, 8b.
Claims (1)
１、第２の回転検出手段を設け、前記検出手段に
よる第１、第２の検出信号が３６０／２ｎ（ｎは
回転体の被検出部数）以下の任意の位相差をもた
せるように前記検出手段の位置を設定し、前記第
１、第２の検出信号の立上り、立下り、及び立下
り、立上りの論理和を回転検出信号としたことを
特徴とする回転センサ。 First and second rotation detecting means are provided for the detected surface of the rotating body attached to the drive shaft, and the first and second detection signals from the detecting means are 360/2n (n is the detected surface of the rotating body). (number of copies) The position of the detection means is set so as to have the following arbitrary phase difference, and the logical sum of the rising edge, the falling edge, and the falling edge and rising edge of the first and second detection signals is used as the rotation detection signal. A rotation sensor characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10280485U JPS6212814U (en) | 1985-07-08 | 1985-07-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10280485U JPS6212814U (en) | 1985-07-08 | 1985-07-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6212814U true JPS6212814U (en) | 1987-01-26 |
Family
ID=30974778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10280485U Pending JPS6212814U (en) | 1985-07-08 | 1985-07-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6212814U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0367738U (en) * | 1989-10-27 | 1991-07-02 |
-
1985
- 1985-07-08 JP JP10280485U patent/JPS6212814U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0367738U (en) * | 1989-10-27 | 1991-07-02 | ||
| JPH0545876Y2 (en) * | 1989-10-27 | 1993-11-29 |
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