JPH0397375U - - Google Patents
Info
- Publication number
- JPH0397375U JPH0397375U JP471090U JP471090U JPH0397375U JP H0397375 U JPH0397375 U JP H0397375U JP 471090 U JP471090 U JP 471090U JP 471090 U JP471090 U JP 471090U JP H0397375 U JPH0397375 U JP H0397375U
- Authority
- JP
- Japan
- Prior art keywords
- reflector
- shaped
- convex portion
- rotor shaft
- shaped hole
- 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
- 238000001514 detection method Methods 0.000 claims description 3
Landscapes
- Brushless Motors (AREA)
Description
第１図は本考案のモーターの位置検出装置の１
実施例を示す一部切欠いた側面図、第２図は反射
板の平面図、第３図はローターの平面図、第４図
は同上側面図、第５図は従来例を示す一部切欠い
た側面図である。
１……エンコーダケース、２……取付板、３…
…反射板、３ａ……ボス部、３ｂ……貫通孔、４
……ローター、５……ローター軸、６……センサ
ー、７……モーター枠、８……スリツト、９……
ネジ、１０……軸受け、１１……Ｄ字状の凸部、
１２……ネジ孔、１３……Ｄ字状の孔、１４……
ワツシヤー、１５……止めネジ。
Figure 1 shows one of the motor position detection devices of the present invention.
FIG. 2 is a plan view of the reflector, FIG. 3 is a plan view of the rotor, FIG. 4 is a side view of the same, and FIG. 5 is a partially cut-away side view showing the conventional example. FIG. 1...Encoder case, 2...Mounting plate, 3...
...Reflector, 3a...Boss part, 3b...Through hole, 4
...Rotor, 5...Rotor shaft, 6...Sensor, 7...Motor frame, 8...Slit, 9...
Screw, 10...Bearing, 11...D-shaped convex part,
12...Screw hole, 13...D-shaped hole, 14...
Washer, 15... set screw.
Claims (1)
置を検出するためのスリツトを設けた反射板と、
該反射板のスリツトを検出するためのセンサーを
前記反射板に対向する取付板に配設するモーター
の位置検出装置において、ローター軸端にＤ字状
の凸部を形成し、反射板中心にはＤ字状の孔を設
け、該Ｄ字状の凸部をＤ字状の孔に嵌合させてロ
ーター軸端に反射板を嵌め、かつこの反射板のＤ
字状の孔から顕出するローター軸のＤ字状の凸部
端にワツシヤーを介在させた止めネジを軸方向に
螺合させることを特徴とするモーターの位置検出
装置。 A reflector plate that rotates in synchronization with the motor rotor and has a slit to detect the energized position;
In a motor position detection device in which a sensor for detecting a slit in the reflector is disposed on a mounting plate facing the reflector, a D-shaped convex portion is formed at the end of the rotor shaft, and a D-shaped convex portion is formed at the center of the reflector. A D-shaped hole is provided, the D-shaped protrusion is fitted into the D-shaped hole, and a reflector is fitted to the end of the rotor shaft.
A motor position detection device characterized in that a set screw with a washer interposed is screwed in the axial direction to the end of a D-shaped convex portion of a rotor shaft that emerges from a letter-shaped hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP471090U JPH0397375U (en) | 1990-01-23 | 1990-01-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP471090U JPH0397375U (en) | 1990-01-23 | 1990-01-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0397375U true JPH0397375U (en) | 1991-10-07 |
Family
ID=31508445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP471090U Pending JPH0397375U (en) | 1990-01-23 | 1990-01-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0397375U (en) |
-
1990
- 1990-01-23 JP JP471090U patent/JPH0397375U/ja active Pending