JPH01123500U - - Google Patents
Info
- Publication number
- JPH01123500U JPH01123500U JP1936188U JP1936188U JPH01123500U JP H01123500 U JPH01123500 U JP H01123500U JP 1936188 U JP1936188 U JP 1936188U JP 1936188 U JP1936188 U JP 1936188U JP H01123500 U JPH01123500 U JP H01123500U
- Authority
- JP
- Japan
- Prior art keywords
- step motor
- rotor
- drive device
- stator winding
- adjusting
- 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
Landscapes
- Control Of Stepping Motors (AREA)
Description
第１図はこの考案の一実施例によるステツプモ
ータの駆動装置を示すブロツク図、第２図は第１
図に示したステツプモータの駆動装置による制御
動作の流れ図、第３図は第２図に示す制御におけ
る動作を示すもので、時間に対する励磁電圧波形
及びロータの回転角度を示すグラフ、第４図はロ
ータ回転変動によるモータ発生トルクのヒステリ
シスの低減状況を示す特性図、第５図は従来のス
テツプモータの駆動装置における励磁電圧波形を
時間に対して示すグラフ、第６図は第５図に示し
た励磁電圧波形によるロータ回転の応答をパルス
の導入に対して示すグラフ、第７図は従来のロー
タ回転変動に対するモータ発生トルクのヒステリ
シスを示す特性図である。なお、図中同一符号は
同一、又は相当部分を示す。
FIG. 1 is a block diagram showing a step motor drive device according to an embodiment of this invention, and FIG.
Figure 3 is a flowchart of the control operation by the step motor drive device shown in Figure 3, which shows the operation in the control shown in Figure 2, and Figure 4 is a graph showing the excitation voltage waveform and rotor rotation angle with respect to time. A characteristic diagram showing how the hysteresis of the motor generated torque is reduced due to rotor rotation fluctuations. Figure 5 is a graph showing the excitation voltage waveform versus time in a conventional step motor drive device. Figure 6 is the graph shown in Figure 5. FIG. 7 is a graph showing the response of the rotor rotation due to the excitation voltage waveform to the introduction of a pulse, and FIG. 7 is a characteristic diagram showing the hysteresis of the motor generated torque with respect to the conventional rotor rotation fluctuation. Note that the same reference numerals in the figures indicate the same or equivalent parts.
Claims (1)
形あるいは切換え時間を調節する調節手段を備え
、該ステツプモータのロータに残留振動を発生さ
せることなく、該ロータを停止させるステツプモ
ータの駆動装置において、前記ステツプモータの
停止時に、該ロータに振動を生じさせることなく
、該ステツプモータの発生トルクの磁気ヒステリ
シスを除去すべく、ステータ巻線電流に変動を与
える励磁手段を備ええたことを特徴とするステツ
プモータの駆動装置。 The step motor drive device comprises an adjusting means for adjusting the waveform or switching time of the excitation voltage of the stator winding of the step motor, and stops the rotor without generating residual vibration in the rotor of the step motor. A step motor characterized in that it is provided with excitation means for varying the stator winding current in order to eliminate magnetic hysteresis in the torque generated by the step motor without causing vibration in the rotor when the motor is stopped. Drive device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1936188U JPH01123500U (en) | 1988-02-17 | 1988-02-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1936188U JPH01123500U (en) | 1988-02-17 | 1988-02-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01123500U true JPH01123500U (en) | 1989-08-22 |
Family
ID=31234802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1936188U Pending JPH01123500U (en) | 1988-02-17 | 1988-02-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01123500U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58207896A (en) * | 1982-04-23 | 1983-12-03 | ゼネラル・シグナル・コ−ポレ−シヨン | Linear motor |
-
1988
- 1988-02-17 JP JP1936188U patent/JPH01123500U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58207896A (en) * | 1982-04-23 | 1983-12-03 | ゼネラル・シグナル・コ−ポレ−シヨン | Linear motor |
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