JPS6348384U - - Google Patents
Info
- Publication number
- JPS6348384U JPS6348384U JP13912386U JP13912386U JPS6348384U JP S6348384 U JPS6348384 U JP S6348384U JP 13912386 U JP13912386 U JP 13912386U JP 13912386 U JP13912386 U JP 13912386U JP S6348384 U JPS6348384 U JP S6348384U
- Authority
- JP
- Japan
- Prior art keywords
- stator
- rotor
- explanatory diagram
- step motor
- predetermined pitch
- 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
- 238000010586 diagram Methods 0.000 description 10
- 230000003068 static effect Effects 0.000 description 2
Description
第１図は、本考案のステツプモータに用いるス
テータの斜視図。第２図は部分拡大図。第３図は
ステータポールの展開図。第４ａ図、第４ｂ図は
、第２の実施例のステータポールの展開図および
断面図。第５図は、第３の実施例のステータポー
ルの展開図。第６図は従来のステータセツトの説
明図、第７図はステツプモータの説明図、第８図
はモータの駆動回路図、第９図はモータの駆動タ
イミングチヤート図、第１０ａ図は、ステツプモ
ータの磁極まわりの展開図、第１０ｂ図は、ロー
タの静止位置を示す説明図、第１０ｃ図はロータ
の角度誤差を示す説明図、第１１図は従来の２極
ステツプモータの説明図、第１２図は、ステータ
セツトａにおけるコギングトルク―角度α関係説
明図、第１３図は、ロータ静止位置説明図、第１
４図及び第１５図は、本考案のステツプモータの
磁気エネルギー曲線図。
４……ロータ、５，６……コイル、２０，３０
……ステータ、２１，３１……ステータポール、
２２ａ，３２ａ……穴部、３３……凹部、３４…
…スジ状凹部。
FIG. 1 is a perspective view of a stator used in the step motor of the present invention. Figure 2 is a partially enlarged view. Figure 3 is a developed view of the stator pole. FIGS. 4a and 4b are a developed view and a cross-sectional view of the stator pole of the second embodiment. FIG. 5 is a developed view of the stator pole of the third embodiment. Fig. 6 is an explanatory diagram of a conventional stator set, Fig. 7 is an explanatory diagram of a step motor, Fig. 8 is a motor drive circuit diagram, Fig. 9 is a motor drive timing chart, and Fig. 10a is a step motor Figure 10b is an explanatory diagram showing the static position of the rotor, Figure 10c is an explanatory diagram showing the angular error of the rotor, Figure 11 is an explanatory diagram of a conventional two-pole step motor, and Figure 12 is an explanatory diagram showing the rotor's static position. The figure is an explanatory diagram of the relationship between cogging torque and angle α in stator set a, and Fig. 13 is an explanatory diagram of the rotor stationary position.
4 and 15 are magnetic energy curve diagrams of the step motor of the present invention. 4... Rotor, 5, 6... Coil, 20, 30
... Stator, 21, 31 ... Stator pole,
22a, 32a...hole, 33...recess, 34...
...Striped recess.
Claims (1)
と、前記所定のピツチでステータポールを有する
とともに前記ロータに対して互いに１／４ピツチ
づれて配置された第１及び第２のステータセツト
と、前記第１及び第２のステータセツトを励磁す
るコイルとからなるステツプモータにおいて、前
記ステータポールのロータとの対向面に穴部また
は凹部を形成したことを特徴とするステツプモー
タ。 a rotor having magnetic poles at a predetermined pitch on a circumferential surface; first and second stator sets having stator poles at the predetermined pitch and arranged 1/4 pitch apart from each other with respect to the rotor; A step motor comprising coils for exciting the first and second stator sets, characterized in that a hole or a recess is formed in a surface of the stator pole facing the rotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13912386U JPS6348384U (en) | 1986-09-10 | 1986-09-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13912386U JPS6348384U (en) | 1986-09-10 | 1986-09-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6348384U true JPS6348384U (en) | 1988-04-01 |
Family
ID=31044727
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13912386U Pending JPS6348384U (en) | 1986-09-10 | 1986-09-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6348384U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007288956A (en) * | 2006-04-19 | 2007-11-01 | Hitachi Industrial Equipment Systems Co Ltd | Motor |
-
1986
- 1986-09-10 JP JP13912386U patent/JPS6348384U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007288956A (en) * | 2006-04-19 | 2007-11-01 | Hitachi Industrial Equipment Systems Co Ltd | Motor |
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