JPH0380696U - - Google Patents
Info
- Publication number
- JPH0380696U JPH0380696U JP1989138717U JP13871789U JPH0380696U JP H0380696 U JPH0380696 U JP H0380696U JP 1989138717 U JP1989138717 U JP 1989138717U JP 13871789 U JP13871789 U JP 13871789U JP H0380696 U JPH0380696 U JP H0380696U
- Authority
- JP
- Japan
- Prior art keywords
- pulse signal
- rotor
- armature
- switching
- generating
- 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
- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 claims description 3
- 230000000737 periodic effect Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Control Of Motors That Do Not Use Commutators (AREA)
Description
第１図は本考案の一実施例のブロツク図、第２
図は本考案の一実施例の動作を説明するための図
、第３図、第４図は本考案の一実施例の要部を説
明するための図、第５図、第６図は本考案の一実
施例の要部の回路図、第７図は本考案の一実施例
の各部の出力波形図である。
１…ロータ、２…三相巻線、３…ＰＧセンサ、
３ａ…発光部、３ｂ…受光部、４…反射板、５…
マイクロコンピユータ、６…切替信号生成回路、
７…三相駆動回路、９…可変抵抗。
Fig. 1 is a block diagram of an embodiment of the present invention;
The figure is a diagram for explaining the operation of an embodiment of the present invention, FIGS. 3 and 4 are diagrams for explaining the main parts of an embodiment of the present invention, and FIGS. FIG. 7 is a circuit diagram of a main part of an embodiment of the invention, and FIG. 7 is an output waveform diagram of each part of an embodiment of the invention. 1... Rotor, 2... Three-phase winding, 3... PG sensor,
3a... Light emitting part, 3b... Light receiving part, 4... Reflection plate, 5...
Microcomputer, 6... switching signal generation circuit,
7... Three-phase drive circuit, 9... Variable resistor.
Claims (1)
とによりロータを回転させるモータを駆動するモ
ータ駆動回路において、 前記ロータが予め決められた所定の回転位置に
来たときにパルス信号を発生するパルス信号発生
手段と、 前記パルス信号発生手段の出力パルス信号の一
周期の時間を検出し、該検出した一周期を分割す
ることにより前記電機子の切替えタイミングに応
じた周期を算出し、該周期パルス信号を生成する
パルス信号生成手段と、 前記パルス信号生成手段で生成されたパルス信
号の位相を調整する調整手段とを具備し、前記電
機子を切替えるタイミングを得る構成としてなる
モータ駆動回路。[Claims for Utility Model Registration] In a motor drive circuit that drives a motor that rotates a rotor by switching an armature according to the rotational position of the rotor, when the rotor reaches a predetermined rotational position, A pulse signal generating means for generating a pulse signal; detecting the time of one period of the output pulse signal of the pulse signal generating means; and dividing the detected one period to obtain a period corresponding to the switching timing of the armature. pulse signal generation means for calculating and generating the periodic pulse signal; and adjustment means for adjusting the phase of the pulse signal generated by the pulse signal generation means, and is configured to obtain the timing for switching the armature. Motor drive circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989138717U JPH0380696U (en) | 1989-11-30 | 1989-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989138717U JPH0380696U (en) | 1989-11-30 | 1989-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0380696U true JPH0380696U (en) | 1991-08-19 |
Family
ID=31685798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989138717U Pending JPH0380696U (en) | 1989-11-30 | 1989-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0380696U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS602085A (en) * | 1983-06-17 | 1985-01-08 | Fuji Photo Film Co Ltd | Speed controller for motor |
-
1989
- 1989-11-30 JP JP1989138717U patent/JPH0380696U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS602085A (en) * | 1983-06-17 | 1985-01-08 | Fuji Photo Film Co Ltd | Speed controller for motor |
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