JPH0345076U - - Google Patents
Info
- Publication number
- JPH0345076U JPH0345076U JP10463989U JP10463989U JPH0345076U JP H0345076 U JPH0345076 U JP H0345076U JP 10463989 U JP10463989 U JP 10463989U JP 10463989 U JP10463989 U JP 10463989U JP H0345076 U JPH0345076 U JP H0345076U
- Authority
- JP
- Japan
- Prior art keywords
- detecting
- disc
- mounting plate
- motor
- sensors
- 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 2
Landscapes
- Brushless Motors (AREA)
Description
第１図は本考案のモーター用エンコーダ装置の
実施例を示す回転板の平面図、第２図は同上セン
サー取付板の平面図、第３図はセンサー取付板の
他の例を示す平面図、第４図はエンコーダ装置の
縦断正面図、第５図はセンサー取付板の従来例を
示す平面図、第６図は回転板の従来例を示す平面
図、第７図はセンサーの回路構成図、第８図はコ
ンパレーターの出力信号のタイミング図である。
１……エンコーダケース、２……センサー取付
板、３……回転板、４……永久磁石、５……モー
ター軸、６ａ，６ｂ，６ｃ……センサー、７……
モーター枠、８ａ……Ｕ相孔、８ｂ……Ｖ相孔、
８ｃ……Ｗ相孔、９ａ，９ｂ，９ｃ……コンパレ
ーター、１０……スリツト。
FIG. 1 is a plan view of a rotary plate showing an embodiment of the encoder device for a motor of the present invention, FIG. 2 is a plan view of the same sensor mounting plate, and FIG. 3 is a plan view showing another example of the sensor mounting plate. FIG. 4 is a longitudinal sectional front view of the encoder device, FIG. 5 is a plan view showing a conventional example of a sensor mounting plate, FIG. 6 is a plan view showing a conventional example of a rotating plate, and FIG. 7 is a circuit configuration diagram of the sensor. FIG. 8 is a timing diagram of the output signal of the comparator. 1... Encoder case, 2... Sensor mounting plate, 3... Rotating plate, 4... Permanent magnet, 5... Motor shaft, 6a, 6b, 6c... Sensor, 7...
Motor frame, 8a...U phase hole, 8b...V phase hole,
8c...W phase hole, 9a, 9b, 9c...comparator, 10...slit.
Claims (1)
通電位置を検出するためのスリツトを設けた円板
と、該円板のスリツトを検出するための複数のセ
ンサーを前記円板に対向する取付板に配設したモ
ーター用エンコーダ装置において、前記複数の通
電位置検出用のセンサーを取付板上で同一円周上
に配置するとともに、前記スリツトを同一円周上
に形成したことを特徴とするモーター用エンコー
ダ装置。 (2) ３相モーターのロータと同期して回転し、
通電位置を検出するためのスリツトを設けた円板
と、該円板のスリツトを検出するための複数のセ
ンサーを前記円板に対向する取付板に配設したモ
ーター用エンコーダ装置において、前記複数の通
電位置検出用のセンサーを取付板上で同一円周上
に配置するとともに、少なくともそのうちの１つ
を他の磁極上に位置させて配設し、かつ前記スリ
ツトを同一円周上に形成したことを特徴とするモ
ーター用エンコーダ装置。[Scope of claims for utility model registration] (1) Rotates in synchronization with the rotor of a three-phase motor,
A motor encoder device comprising: a disc provided with a slit for detecting an energized position; and a plurality of sensors for detecting the slits in the disc disposed on a mounting plate facing the disc; 1. An encoder device for a motor, characterized in that sensors for detecting energized positions are arranged on the same circumference on the mounting plate, and the slits are formed on the same circumference. (2) Rotates in synchronization with the rotor of a three-phase motor,
A motor encoder device comprising: a disc provided with a slit for detecting an energized position; and a plurality of sensors for detecting the slits in the disc disposed on a mounting plate facing the disc; The sensors for detecting the energized position are arranged on the same circumference on the mounting plate, and at least one of them is arranged on the other magnetic pole, and the slit is formed on the same circumference. A motor encoder device featuring:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10463989U JPH0345076U (en) | 1989-09-06 | 1989-09-06 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10463989U JPH0345076U (en) | 1989-09-06 | 1989-09-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0345076U true JPH0345076U (en) | 1991-04-25 |
Family
ID=31653428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10463989U Pending JPH0345076U (en) | 1989-09-06 | 1989-09-06 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0345076U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5135606B2 (en) * | 1972-04-20 | 1976-10-04 | ||
| JPS5332245U (en) * | 1976-08-26 | 1978-03-20 |
-
1989
- 1989-09-06 JP JP10463989U patent/JPH0345076U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5135606B2 (en) * | 1972-04-20 | 1976-10-04 | ||
| JPS5332245U (en) * | 1976-08-26 | 1978-03-20 |
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