JPH063163A - Centering method for kit-type encoder - Google Patents
Centering method for kit-type encoderInfo
- Publication number
- JPH063163A JPH063163A JP4181913A JP18191392A JPH063163A JP H063163 A JPH063163 A JP H063163A JP 4181913 A JP4181913 A JP 4181913A JP 18191392 A JP18191392 A JP 18191392A JP H063163 A JPH063163 A JP H063163A
- Authority
- JP
- Japan
- Prior art keywords
- encoder
- fixed
- disk unit
- motor shaft
- motor
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
- G01D5/244—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trains; generating pulses or pulse trains
- G01D5/24428—Error prevention
- G01D5/24433—Error prevention by mechanical means
- G01D5/24442—Error prevention by mechanical means by mounting means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D2205/00—Indexing scheme relating to details of means for transferring or converting the output of a sensing member
- G01D2205/60—Means for precisely aligning or centering the disk of a rotary encoder, e.g. fitting jigs
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transmission And Conversion Of Sensor Element Output (AREA)
- Optical Transform (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、キット型エンコーダの
芯出し方法に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for centering a kit type encoder.
【０００２】[0002]
【従来の技術】一般的に市販されている多くのキット型
エンコーダは、図７のような構成となっている。すなわ
ち、従来は、上部に回路基板９を有し発光素子１０と受
光素子１１が対向して設けられたエンコーダ本体１を、
取付け側であるモータ２に設けられたインロー３にはめ
込み、ネジ４で固定し、ディスクユニット５はモータ軸
６に挿入し、回転スリット７と固定スリット８間のエア
ーギャップに隙間調整用のシム等を挿入し、規定の隙間
になるように調整してから、ディスクユニット５をモー
タ軸６に固定し、シムを抜き取っていた。この方法は、
作業性、再現性共に良好で、一般的に多く用いられてい
る。2. Description of the Related Art Many commercially available kit type encoders have a configuration as shown in FIG. That is, conventionally, the encoder body 1 having the circuit board 9 on the upper side and provided with the light emitting element 10 and the light receiving element 11 facing each other,
Fit in the inlay 3 provided on the motor 2 which is the mounting side, fix it with the screw 4, insert the disk unit 5 into the motor shaft 6, and insert a shim or the like in the air gap between the rotary slit 7 and the fixed slit 8 for adjusting the gap. The disk unit 5 was fixed to the motor shaft 6 and the shim was removed after the disk unit 5 was inserted and adjusted to have a specified gap. This method
It has good workability and reproducibility and is commonly used.
【０００３】[0003]
【発明が解決しようとする課題】しかし、上記の従来技
術によると、取付け側にエンコーダ本体１に合ったイン
ロー３を設けなくてはならないと共に、エンコーダ−本
体１側にインロー３に合った穴を明けなくてはならなか
った。一般的に取付け側は、モータの場合が多く、イン
ローが付いていたり付いていなかったり、又、付いてい
ても、各メーカ毎に寸法がまちまちであったりするた
め、エンコーダ−本体１を何種類も用意しなくてはなら
なかった。又、エンコーダを使用する側も、インローが
なければインローを加工しなくては使用できないし、加
工工数のアップになる。又、取付け側の構造によって
は、インローを設けられない場合もある。However, according to the above-mentioned prior art, the spigot 3 that fits the encoder body 1 must be provided on the mounting side, and a hole that fits the spigot 3 on the encoder-body 1 side must be provided. I had to dawn. In general, the mounting side is often a motor, with or without a spigot, and even if it has a spigot, the size varies from manufacturer to manufacturer. Had to prepare. Also, on the side that uses the encoder, if there is no spigot, it cannot be used without machining the spigot, which increases the number of machining steps. Further, depending on the structure of the mounting side, the spigot may not be provided.
【０００４】この発明は斯かる課題を解決するためにな
されたもので、その目的とするところは、エンコーダ本
体とディスクユニットとの芯出しをエンコーダを構成す
る部品のみで行い、かつモータ本体に取付けるためのイ
ンロー等を設ける必要がない芯出し方法を提供すること
にある。The present invention has been made to solve the above problems, and an object of the present invention is to perform centering between the encoder body and the disk unit by only the components constituting the encoder, and to attach them to the motor body. It is an object of the present invention to provide a centering method that does not require the provision of a spigot or the like.
【０００５】[0005]
【課題を解決するための手段】前記目的を達成するため
に、本発明は、発光・受光素子を対向して配置したエン
コーダ本体と、回転スリットとボスから成るディスクユ
ニットを有し、エンコーダ本体をモータ本体に固定する
と共に、ディスクユニットをモータ軸に固定し、回転ス
リットを回転させることにより所望の検出信号を得るキ
ット型エンコーダの芯出し方法において、前記ディスク
ユニットをモータ本体の取付面から所定の高さ位置に仮
固定し、エンコーダ本体に設けたＵ字型切欠部をモータ
軸に合わせて横から差し込み、ディスクユニットを移動
自在にしてその取付ボス先端に設けたテーパ部をエンコ
ーダ本体の所定位置に当接するまで移動させ、この状態
でエンコーダ本体を取付面に固定し、回転スリットと固
定スリットとの間の隙間調整を行った後、ディスクユニ
ットをモータ軸に固定することを特徴とする。In order to achieve the above object, the present invention has an encoder body in which a light emitting / receiving element is arranged to face each other, and a disk unit consisting of a rotary slit and a boss. In the centering method of the kit type encoder, in which the disc unit is fixed to the motor body, the disc unit is fixed to the motor shaft, and a desired detection signal is obtained by rotating the rotary slit, the disc unit is mounted on the motor body in a predetermined manner. Temporarily fix it at the height position, insert the U-shaped notch provided in the encoder body into the motor shaft, and insert it from the side. The encoder body to the mounting surface in this state, and move it between the rotary slit and the fixed slit. After clearance adjustment, characterized in that for fixing the disk unit to the motor shaft.
【０００６】[0006]
【作用】前記構成により、本発明によれば、エンコーダ
の組立てにあたり、先ずディスクユニットをモータ本体
の取付面から所定の高さ位置に仮固定し、このディスク
ユニットを取り外すことなく、エンコーダ本体に設けた
Ｕ字型切欠部をモータ軸に合わせて横から差し込む。続
いて、ディスクユニットをモータ軸方向に移動自在にし
て、その取付ボス先端に設けたテーパ部をエンコーダ本
体の所定位置に当接するまで移動させ、これによりエン
コーダ本体の芯出しを行う。この状態で、エンコーダ本
体を取付面に固定し、更に回転スリットと固定スリット
との間の隙間調整を行い、ディスクユニットをモータ軸
に固定する。以上により、簡単にエンコーダ本体の芯出
しを行うことができる。According to the present invention, according to the present invention, when the encoder is assembled, the disk unit is first temporarily fixed to a predetermined height position from the mounting surface of the motor body, and the disk unit is provided on the encoder body without removing it. Align the U-shaped notch with the motor shaft and insert from the side. Then, the disk unit is made movable in the axial direction of the motor, and the taper portion provided at the tip of the mounting boss is moved until it comes into contact with a predetermined position of the encoder body, thereby centering the encoder body. In this state, the encoder body is fixed to the mounting surface, the gap between the rotary slit and the fixed slit is adjusted, and the disk unit is fixed to the motor shaft. As described above, the encoder body can be easily centered.
【０００７】[0007]
【実施例】以下、図面に基づき本発明の好ましい実施例
を説明する。図１及び図２にキット型エンコーダの構成
を示す。図１において、このエンコーダは、上部に回路
基板９を有し発光素子１０と受光素子１１が対向して設
けられたエンコーダ本体１と、取付け側であるモータ本
体２のモータ軸６に固定されるディスクユニット５を有
している。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENT A preferred embodiment of the present invention will be described below with reference to the drawings. 1 and 2 show the configuration of the kit type encoder. In FIG. 1, the encoder is fixed to an encoder body 1 having a light emitting element 10 and a light receiving element 11 facing each other, and a motor shaft 6 of a motor body 2 which is a mounting side. It has a disk unit 5.
【０００８】図２のように、エンコーダ本体１にはＵ字
型切欠部１２が形成されていて、ディスクユニット５を
モータ軸６に固定した状態で、エンコーダ本体１を横か
ら差し込めるようになっている。又、ディスクユニット
５は回転スリット７とボス１３から成り、ボス１３の先
端をテーパ部１３ａに形成し、回転スリット７は発光素
子１０と受光素子１１の間に所定の間隔をもって設け
る。このエンコーダ本体１をモータ本体２に固定し、モ
ータ軸６を回転させることによって、回転スリット７が
回転し、所望の検出信号として得ることができる。な
お、エンコーダ本体１の周囲はカバー１７によって覆わ
れている。As shown in FIG. 2, a U-shaped cutout 12 is formed in the encoder body 1 so that the encoder body 1 can be inserted from the side while the disk unit 5 is fixed to the motor shaft 6. ing. The disk unit 5 is composed of a rotary slit 7 and a boss 13, the tip of the boss 13 is formed in a tapered portion 13a, and the rotary slit 7 is provided between the light emitting element 10 and the light receiving element 11 with a predetermined space. By fixing the encoder body 1 to the motor body 2 and rotating the motor shaft 6, the rotary slit 7 is rotated, and a desired detection signal can be obtained. The periphery of the encoder body 1 is covered with a cover 17.
【０００９】次に、キット型エンコーダの組立て工程を
説明する。図３のように、回転スリット７をモータ本体
２の取付面Ａから所定の高さ位置にネジ１４で仮固定す
る。続いて、図４のように、エンコーダ本体１に設けた
Ｕ字型切欠部１２をモータ軸６に合わせて横から差し込
む。更に、ネジ１４を緩めディスクユニット５をモータ
軸６の下方向に移動自在にして、ボス１３先端のテーパ
部１３ａが、エンコーダ本体１の中央に設けられた穴１
６のエッジ部１５に当接するまで移動させる。Next, the assembly process of the kit type encoder will be described. As shown in FIG. 3, the rotary slit 7 is temporarily fixed with a screw 14 at a predetermined height position from the mounting surface A of the motor body 2. Subsequently, as shown in FIG. 4, the U-shaped notch 12 provided in the encoder body 1 is inserted from the side in alignment with the motor shaft 6. Further, the screw 14 is loosened so that the disk unit 5 can be moved downward in the motor shaft 6, and the taper portion 13a at the tip of the boss 13 is formed in the hole 1 provided at the center of the encoder body 1.
It moves until it contacts the edge part 15 of 6.
【００１０】次に、図５のように、ボス１３のテーパ部
１３ａを前記エッジ部１５に押し当てて、エンコーダ本
体１の芯出しを行い、エンコーダ本体１を取付面Ａにネ
ジ固定（４）する。この場合、ボス１３の先端はテーパ
状になっているため、エンコーダ本体１は自然に中心に
くる。次に、図６のように、ネジ１４を緩めてディスク
ユニット５をモータ軸６の上方向に移動させ、ギャップ
調整用シム１８を用いて回転スリット７と固定スリット
８との隙間調整を行った後、ギャップ調整用シム１８を
取り外し、ネジ１４により回転スリット７をモータ軸６
に固定する。Next, as shown in FIG. 5, the taper portion 13a of the boss 13 is pressed against the edge portion 15 to center the encoder body 1, and the encoder body 1 is screwed to the mounting surface A (4). To do. In this case, since the tip of the boss 13 is tapered, the encoder body 1 naturally comes to the center. Next, as shown in FIG. 6, the screw 14 was loosened to move the disk unit 5 upward in the motor shaft 6, and the gap between the rotary slit 7 and the fixed slit 8 was adjusted using the gap adjusting shim 18. After that, the gap adjusting shim 18 is removed, and the rotary slit 7 is attached to the motor shaft 6 with the screw 14.
Fixed to.
【００１１】組上がったら、モータの負荷軸を手で回転
させ、各部（特に回転スリットと固定スリット間）に当
たりのないことを確認する。最後に、回路基板９のＦＧ
線処理用ランドにモータ側のアース線を接続し、半田付
けする。この実施例によれば、エンコーダ製作時も同様
の手順で組立て、調整を行うため、ユーザーにおいての
再現性も優れている。After assembly, the load shaft of the motor is rotated by hand to confirm that each part (especially between the rotary slit and the fixed slit) does not hit. Finally, the FG of the circuit board 9
Connect the ground wire on the motor side to the wire treatment land and solder it. According to this embodiment, since the encoder is assembled and adjusted in the same procedure when manufacturing the encoder, the reproducibility for the user is excellent.
【００１２】[0012]
【発明の効果】この発明は、以上説明した通り、ディス
クユニットをモータ本体の取付面から所定の高さ位置に
仮固定し、エンコーダ本体に設けたＵ字型切欠部をモー
タ軸に合わせて横から差し込み、ディスクユニットを移
動自在にしてその取付ボス先端に設けたテーパ部をエン
コーダ本体の所定位置に当接するまで移動させ、この状
態でエンコーダ本体を取付面に固定し、回転スリットと
固定スリットとの間の隙間調整を行った後、ディスクユ
ニットをモータ軸に固定することにより、ディスクユニ
ットのボスのテーパ部を利用して、エンコーダ本体の芯
出しをエンコーダを構成する部品のみで行うため、相手
側にインロー等がなくても、再現性の高い芯出し作業を
簡単に行うことができる。As described above, according to the present invention, the disk unit is temporarily fixed at a predetermined height position from the mounting surface of the motor main body, and the U-shaped cutout portion provided in the encoder main body is aligned with the motor shaft. Insert the disk unit, move it freely, and move the taper part provided at the tip of the mounting boss until it comes into contact with the predetermined position of the encoder body.In this state, fix the encoder body to the mounting surface, and rotate the slit and the fixed slit. After adjusting the gap between the two, the disk unit is fixed to the motor shaft, and the taper of the boss of the disk unit is used to center the encoder body with only the components that make up the encoder. Even if there is no spigot on the side, centering work with high reproducibility can be easily performed.
【図１】キット型エンコーダの構成を示す断正面図であ
る。FIG. 1 is a sectional front view showing a configuration of a kit type encoder.
【図２】その断平面図である。FIG. 2 is a sectional plan view thereof.
【図３】ディスクユニットをモータ軸に仮止めする工程
を示す図である。FIG. 3 is a diagram showing a process of temporarily fixing the disc unit to the motor shaft.
【図４】エンコーダ本体の外観図である。FIG. 4 is an external view of an encoder body.
【図５】芯出し後、エンコーダ本体をモータ本体にネジ
固定する工程を示す図である。FIG. 5 is a diagram showing a step of screwing the encoder body to the motor body after centering.
【図６】ギャップ調整を行ってディスクユニットをモー
タ軸に固定する工程を示す図である。FIG. 6 is a diagram showing a process of fixing a disk unit to a motor shaft by adjusting a gap.
【図７】従来のキット型エンコーダの構成を示す断正面
図である。FIG. 7 is a sectional front view showing the configuration of a conventional kit type encoder.
１ エンコーダ本体 ２ モータ本体 ５ ディスクユニット ６ モータ軸 ７ 回転スリット ８ 固定スリット ９ 回路基板 １０ 発光素子 １１ 受光素子 １２ Ｕ字型切欠部 １３ ボス １３ａ テーパ部 １５ エッジ部 1 Encoder main body 2 Motor main body 5 Disk unit 6 Motor shaft 7 Rotating slit 8 Fixed slit 9 Circuit board 10 Light emitting element 11 Light receiving element 12 U-shaped notch 13 Boss 13a Tapered portion 15 Edge portion
Claims (1)
コーダ本体と、回転スリットとボスから成るディスクユ
ニットを有し、エンコーダ本体をモータ本体に固定する
と共に、ディスクユニットをモータ軸に固定し、回転ス
リットを回転させることにより所望の検出信号を得るキ
ット型エンコーダの芯出し方法において、 前記ディスクユニットをモータ本体の取付面から所定の
高さ位置に仮固定し、エンコーダ本体に設けたＵ字型切
欠部をモータ軸に合わせて横から差し込み、ディスクユ
ニットを移動自在にしてその取付ボス先端に設けたテー
パ部をエンコーダ本体の所定位置に当接するまで移動さ
せ、この状態でエンコーダ本体を取付面に固定し、回転
スリットと固定スリットとの間の隙間調整を行った後、
ディスクユニットをモータ軸に固定することを特徴とす
るキット型エンコーダの芯出し方法。1. An encoder body having light-emitting / light-receiving elements facing each other, and a disk unit composed of a rotary slit and a boss. The encoder body is fixed to the motor body, and the disk unit is fixed to the motor shaft. A method for centering a kit-type encoder that obtains a desired detection signal by rotating a rotary slit, comprising: a U-shape provided on the encoder body by temporarily fixing the disk unit at a predetermined height position from the mounting surface of the motor body. Align the notch with the motor shaft and insert it from the side.Move the disk unit freely until the taper provided on the tip of its mounting boss comes into contact with the encoder body at the specified position. After fixing and adjusting the gap between the rotary slit and the fixed slit,
A method for centering a kit-type encoder, characterized by fixing a disk unit to a motor shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4181913A JP3065432B2 (en) | 1992-06-16 | 1992-06-16 | Kit type encoder centering method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4181913A JP3065432B2 (en) | 1992-06-16 | 1992-06-16 | Kit type encoder centering method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH063163A true JPH063163A (en) | 1994-01-11 |
| JP3065432B2 JP3065432B2 (en) | 2000-07-17 |
Family
ID=16109097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4181913A Expired - Fee Related JP3065432B2 (en) | 1992-06-16 | 1992-06-16 | Kit type encoder centering method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3065432B2 (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0802399A2 (en) * | 1996-04-16 | 1997-10-22 | Canon Kabushiki Kaisha | Rotational displacement information detection apparatus |
| JP2005039999A (en) * | 2003-07-15 | 2005-02-10 | Pwb Ruhlatec Industrieprodukte Gmbh | Encoder system and method for assembling the same |
| JP2008064543A (en) * | 2006-09-06 | 2008-03-21 | Nidec Nemicon Corp | Rotary encoder and its centering adjusting method |
| US8218136B2 (en) | 2009-01-15 | 2012-07-10 | Samsung Electronics Co., Ltd. | Apparatus and method for recognizing home position of rotatable body |
| WO2012176911A1 (en) * | 2011-06-23 | 2012-12-27 | 株式会社ニコン | Encoder, method of mounting encoder, method of exchanging encoder, and motor apparatus |
| CN104184265A (en) * | 2014-09-03 | 2014-12-03 | 东方电气（乐山）新能源设备有限公司 | Novel motor coding disc assembly technology |
| JP2015152591A (en) * | 2014-02-11 | 2015-08-24 | 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 | Pre-assembled angle measuring apparatus |
| WO2022070436A1 (en) * | 2020-09-29 | 2022-04-07 | 多摩川精機株式会社 | Spigot-using encoder mounting structure and method |
| JP2022142837A (en) * | 2021-03-17 | 2022-10-03 | フジテック株式会社 | Elevator hoist and elevator |
-
1992
- 1992-06-16 JP JP4181913A patent/JP3065432B2/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0802399A2 (en) * | 1996-04-16 | 1997-10-22 | Canon Kabushiki Kaisha | Rotational displacement information detection apparatus |
| EP0802399A3 (en) * | 1996-04-16 | 1999-07-07 | Canon Kabushiki Kaisha | Rotational displacement information detection apparatus |
| JP2005039999A (en) * | 2003-07-15 | 2005-02-10 | Pwb Ruhlatec Industrieprodukte Gmbh | Encoder system and method for assembling the same |
| JP2008064543A (en) * | 2006-09-06 | 2008-03-21 | Nidec Nemicon Corp | Rotary encoder and its centering adjusting method |
| US8218136B2 (en) | 2009-01-15 | 2012-07-10 | Samsung Electronics Co., Ltd. | Apparatus and method for recognizing home position of rotatable body |
| WO2012176911A1 (en) * | 2011-06-23 | 2012-12-27 | 株式会社ニコン | Encoder, method of mounting encoder, method of exchanging encoder, and motor apparatus |
| CN103609006A (en) * | 2011-06-23 | 2014-02-26 | 株式会社尼康 | Encoder, method of mounting encoder, method of exchanging encoder, and motor apparatus |
| JP5673821B2 (en) * | 2011-06-23 | 2015-02-18 | 株式会社ニコン | Encoder, encoder mounting method, and motor device |
| JP2015152591A (en) * | 2014-02-11 | 2015-08-24 | 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 | Pre-assembled angle measuring apparatus |
| CN104184265A (en) * | 2014-09-03 | 2014-12-03 | 东方电气（乐山）新能源设备有限公司 | Novel motor coding disc assembly technology |
| WO2022070436A1 (en) * | 2020-09-29 | 2022-04-07 | 多摩川精機株式会社 | Spigot-using encoder mounting structure and method |
| JP2022142837A (en) * | 2021-03-17 | 2022-10-03 | フジテック株式会社 | Elevator hoist and elevator |
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|---|---|
| JP3065432B2 (en) | 2000-07-17 |
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