JPH01168820U - - Google Patents
Info
- Publication number
- JPH01168820U JPH01168820U JP6612888U JP6612888U JPH01168820U JP H01168820 U JPH01168820 U JP H01168820U JP 6612888 U JP6612888 U JP 6612888U JP 6612888 U JP6612888 U JP 6612888U JP H01168820 U JPH01168820 U JP H01168820U
- Authority
- JP
- Japan
- Prior art keywords
- housing
- hollow shaft
- rotating disk
- extension part
- shaft
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims 1
- 230000036316 preload Effects 0.000 description 1
Landscapes
- Transmission And Conversion Of Sensor Element Output (AREA)
- Optical Transform (AREA)
Description
第１図は本考案の実施例を示す上半部断面図、
第２図は他の実施例を示す上半部断面図、第３図
は従来の例を示す上半部断面図である。
１は回転軸、２はホローシヤフト、４はハウジ
ング、５はベース、６は受光素子、７は発光素子
ケース、８は発光素子、９は延長部、１０は回転
デイスク取付部、１１は回転デイスク、１２およ
び１３は締め付けナツト、１４は予圧リングであ
る。
FIG. 1 is a sectional view of the upper half of an embodiment of the present invention;
FIG. 2 is a cross-sectional view of the upper half of another embodiment, and FIG. 3 is a cross-sectional view of the upper half of a conventional example. 1 is a rotating shaft, 2 is a hollow shaft, 4 is a housing, 5 is a base, 6 is a light receiving element, 7 is a light emitting element case, 8 is a light emitting element, 9 is an extension part, 10 is a rotating disk mounting part, 11 is a rotating disk, 12 and 13 are tightening nuts, and 14 is a preload ring.
Claims (1)
ホローシヤフトとハウジングとの間に嵌合した軸
受をそなえ、前記ホローシヤフトに固着した回転
デイスクと、前記回転デイスクに対向したハウジ
ングに検出素子を取り付けたエンコーダにおいて
、前記ホローシヤフトと一体に構成し、ハウジン
グの外側に僅かな間隙を介して延長した延長部を
設け、軸受の径方向位置で前記延長部に回転デイ
スクを固着させる回転デイスク取付部をそなえた
ことを特徴とするエンコーダ。 ２ 前記延長部とハウジング外側との間隙の一部
に、一方に設けた軸方向に突出するリング状の突
条と、他方に前記突条を挿入する凹溝を構成した
請求項１記載のエンコーダ。[Claims for Utility Model Registration] 1. A hollow shaft fitted to a rotating shaft, a rotating disk fixed to the hollow shaft with a bearing fitted between the hollow shaft and a housing, and a housing facing the rotating disk. In the encoder in which a detection element is attached to the shaft, an extension part is formed integrally with the hollow shaft and extends outside the housing with a slight gap, and a rotating disk is fixed to the extension part at a radial position of the bearing. An encoder characterized by having a disk mounting part. 2. The encoder according to claim 1, wherein a part of the gap between the extension part and the outside of the housing is formed with a ring-shaped protrusion provided on one side and protruding in the axial direction, and a groove into which the protrusion is inserted on the other side. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6612888U JPH0547373Y2 (en) | 1988-05-18 | 1988-05-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6612888U JPH0547373Y2 (en) | 1988-05-18 | 1988-05-18 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01168820U true JPH01168820U (en) | 1989-11-28 |
| JPH0547373Y2 JPH0547373Y2 (en) | 1993-12-14 |
Family
ID=31291543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6612888U Expired - Lifetime JPH0547373Y2 (en) | 1988-05-18 | 1988-05-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0547373Y2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006064518A (en) * | 2004-08-26 | 2006-03-09 | Tamagawa Seiki Co Ltd | Encoder system |
| JP2014224816A (en) * | 2013-05-16 | 2014-12-04 | ドクトル・ヨハネス・ハイデンハイン・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツングＤｒ． Ｊｏｈａｎｎｅｓ Ｈｅｉｄｅｎｈａｉｎ Ｇｅｓｅｌｌｓｃｈａｆｔ Ｍｉｔｂｅｓｃｈｒａｎｋｔｅｒ Ｈａｆｔｕｎｇ | Angle measuring device |
| JP2018169391A (en) * | 2017-03-29 | 2018-11-01 | ドクトル・ヨハネス・ハイデンハイン・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツングＤｒ． Ｊｏｈａｎｎｅｓ Ｈｅｉｄｅｎｈａｉｎ Ｇｅｓｅｌｌｓｃｈａｆｔ Ｍｉｔ Ｂｅｓｃｈｒａｎｋｔｅｒ Ｈａｆｔｕｎｇ | Angle measurement system |
| US10670430B2 (en) | 2016-02-25 | 2020-06-02 | Nsk Ltd. | Sensor |
-
1988
- 1988-05-18 JP JP6612888U patent/JPH0547373Y2/ja not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006064518A (en) * | 2004-08-26 | 2006-03-09 | Tamagawa Seiki Co Ltd | Encoder system |
| JP2014224816A (en) * | 2013-05-16 | 2014-12-04 | ドクトル・ヨハネス・ハイデンハイン・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツングＤｒ． Ｊｏｈａｎｎｅｓ Ｈｅｉｄｅｎｈａｉｎ Ｇｅｓｅｌｌｓｃｈａｆｔ Ｍｉｔｂｅｓｃｈｒａｎｋｔｅｒ Ｈａｆｔｕｎｇ | Angle measuring device |
| US10670430B2 (en) | 2016-02-25 | 2020-06-02 | Nsk Ltd. | Sensor |
| JP2018169391A (en) * | 2017-03-29 | 2018-11-01 | ドクトル・ヨハネス・ハイデンハイン・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツングＤｒ． Ｊｏｈａｎｎｅｓ Ｈｅｉｄｅｎｈａｉｎ Ｇｅｓｅｌｌｓｃｈａｆｔ Ｍｉｔ Ｂｅｓｃｈｒａｎｋｔｅｒ Ｈａｆｔｕｎｇ | Angle measurement system |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0547373Y2 (en) | 1993-12-14 |