JPH0435700U - - Google Patents
Info
- Publication number
- JPH0435700U JPH0435700U JP7603590U JP7603590U JPH0435700U JP H0435700 U JPH0435700 U JP H0435700U JP 7603590 U JP7603590 U JP 7603590U JP 7603590 U JP7603590 U JP 7603590U JP H0435700 U JPH0435700 U JP H0435700U
- Authority
- JP
- Japan
- Prior art keywords
- coil
- excitation
- rotor
- duty ratio
- waveform shaping
- 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
- 230000005284 excitation Effects 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 5
Landscapes
- Control Of Stepping Motors (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Description
第１図は本考案の回転信号発生装置の一実施例
を示す構成図、第２図は各部の動作波形図、第３
図は永久磁石型のモータの原理説明図、第４図は
励磁コイルの誘起電圧波形図、第５図は従来の回
転信号発生装置の一例を示す構成図である。
１……ロータ、２，３……励磁コイル、２ａ，
３ａ……主コイル、２ｂ，３ｂ……補助コイル、
５，６……波形整形部、Ａ……マイクロプロセツ
サ、Ｂ……パルス発生回路、Ｃ……駆動回路。
Fig. 1 is a configuration diagram showing one embodiment of the rotation signal generator of the present invention, Fig. 2 is an operation waveform diagram of each part, and Fig. 3
4 is a diagram illustrating the principle of a permanent magnet type motor, FIG. 4 is a diagram of induced voltage waveforms in an excitation coil, and FIG. 5 is a configuration diagram showing an example of a conventional rotation signal generating device. 1... Rotor, 2, 3... Excitation coil, 2a,
3a...Main coil, 2b, 3b...Auxiliary coil,
5, 6...Waveform shaping section, A...Microprocessor, B...Pulse generation circuit, C...Drive circuit.
Claims (1)
ルを有し、外部から加えられる力に従つてロータ
が回転する永久磁石型のモータと、 このモータのロータの回転に従つて各励磁コイ
ル組の主コイルから出力される誘起電圧をそれぞ
れ２値化する波形整形部と、 デユーテイ比が調節可能な矩形波を発生し、こ
の矩形波信号で前記励磁コイルの補助コイルを励
磁してロータの回転に対して保持トルクを発生さ
せる手段 を具備し、前記デユーテイ比を調節して、所望の
クリツク強度による間欠回転動作、または滑らか
な回転動作を行なうことができるようにしたこと
を特徴とする回転信号発生装置。[Claims for Utility Model Registration] A permanent magnet type motor that has two excitation coils consisting of a main coil and an auxiliary coil, and whose rotor rotates in accordance with an externally applied force; Therefore, there is a waveform shaping section that binarizes the induced voltage output from the main coil of each excitation coil group, and a waveform shaping section that generates a rectangular wave with an adjustable duty ratio, and uses this rectangular wave signal to drive the auxiliary coil of the excitation coil. The rotor is provided with means for generating a holding torque for rotation of the rotor by excitation, and the duty ratio can be adjusted to perform intermittent rotation operation with a desired click strength or smooth rotation operation. A rotation signal generator characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7603590U JPH0435700U (en) | 1990-07-17 | 1990-07-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7603590U JPH0435700U (en) | 1990-07-17 | 1990-07-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0435700U true JPH0435700U (en) | 1992-03-25 |
Family
ID=31617141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7603590U Pending JPH0435700U (en) | 1990-07-17 | 1990-07-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0435700U (en) |
-
1990
- 1990-07-17 JP JP7603590U patent/JPH0435700U/ja active Pending
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