JP2578523B2 - Mounting structure and mounting method of optical rotary encoder - Google Patents
Mounting structure and mounting method of optical rotary encoderInfo
- Publication number
- JP2578523B2 JP2578523B2 JP26301490A JP26301490A JP2578523B2 JP 2578523 B2 JP2578523 B2 JP 2578523B2 JP 26301490 A JP26301490 A JP 26301490A JP 26301490 A JP26301490 A JP 26301490A JP 2578523 B2 JP2578523 B2 JP 2578523B2
- Authority
- JP
- Japan
- Prior art keywords
- code plate
- fixed
- columnar member
- hole
- rotating
- 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.)
- Expired - Fee Related
Links
Landscapes
- Optical Transform (AREA)
Description
【発明の詳細な説明】 〔産業上の利用分野〕 本発明は光学式ロータリーエンコーダの取付構造並び
に取付方法に関する。Description: TECHNICAL FIELD The present invention relates to a mounting structure and a mounting method for an optical rotary encoder.
従来における光学式ロータリーエンコーダの取付方式
として、第３図に示す如く、回転軸10を軸承する静止ハ
ウジング部12から延設されているフランジ部12a上にス
ペーサ38を介して固定コード板32付きの柱状部材34を載
せ、上記回転軸10の一端に取り付けた回転コード板30と
の対向隙間を調節する。この調節作業が済めば、ボルト
36によって柱状部材34を固定するのである。As a conventional optical rotary encoder mounting method, as shown in FIG. 3, a fixed code plate 32 is provided via a spacer 38 on a flange portion 12a extending from a stationary housing portion 12 which supports the rotating shaft 10. The columnar member 34 is placed, and the gap between the columnar member 34 and the rotary code plate 30 attached to one end of the rotary shaft 10 is adjusted. After this adjustment work, the bolt
The columnar member 34 is fixed by 36.
また、第４図に示す如く、固定コード板32を固定した
柱状部材34の高さ寸法H1を所定値に管理し、一方、回転
軸10の先端に回転コード板30を取り付ける際、回転軸端
面の削り量を調整して寸法H2を所定値に設定することに
よって、回転コード板30と固定コード板32との対向隙間
を調整する方式もある。As shown in FIG. 4, the height dimension H1 of the columnar member 34 to which the fixed code plate 32 is fixed is controlled to a predetermined value. There is also a method in which the facing gap between the rotating code plate 30 and the fixed code plate 32 is adjusted by adjusting the shaving amount and setting the dimension H2 to a predetermined value.
前者の方式では調整に時間を要し、後者の方式では、
設定すべき隙間寸法に比べて、直接に調整対象とする寸
法H1,H2が大き過ぎ、温度変化等の影響によって正しく
隙間寸法を設定できないという課題を有する。The former method requires time for adjustment, while the latter method requires
There is a problem that the dimensions H1 and H2 to be directly adjusted are too large compared to the gap dimensions to be set, and the gap dimensions cannot be set correctly due to the influence of temperature change or the like.
依って本発明は回転コード板と固定コード板との隙間
並びに位相を容易、かつ、正確に調節することの可能な
光学式ロータリーエンコーダの取付方法と取付構造との
提供を目的とする。Accordingly, an object of the present invention is to provide an optical rotary encoder mounting method and a mounting structure capable of easily and accurately adjusting a gap and a phase between a rotary code plate and a fixed code plate.
上記目的に鑑みて本発明は、回転軸を軸承する静止ハ
ウジング部に、前記回転軸に垂直に延設されたフランジ
部を有し、該フランジ部の所定位置に設けられた貫通穴
と、該貫通穴に隙間を有して挿入されていると共に、該
隙間に接着剤を充填して固定された柱状部材と、該柱状
部材の一端に固定された固定コード板と、該固定コード
板に対向して前記回転軸に固定された透明な回転コード
板とを具備したことを特徴とする光学式ロータリーエン
コーダの取付構造を提供する。In view of the above object, the present invention has a stationary housing portion that supports a rotating shaft, a flange portion extending perpendicular to the rotating shaft, a through hole provided at a predetermined position of the flange portion, A columnar member inserted into the through hole with a gap, filled with an adhesive in the gap, and fixed, a fixed code plate fixed to one end of the columnar member, and opposed to the fixed code plate. And a transparent rotary code plate fixed to the rotary shaft.
また、柱状部材の一端に固定コード板を固定し、回転
軸に透明な回転コード板を固定し、前記回転軸を軸承す
る静止ハウジング部に前記回転コード板の平面と平行に
フランジ部が設けられており、該フランジ部の所定位置
に設けられると共に前記柱状部材の横断面よりも大きな
貫通穴に前記固定コード板付きの柱状部材を挿入し、透
明な所定板厚寸法のスペーサを介在させて前記柱状部材
の一端の固定コード板を前記回転コード板に押し当て、
前記透明な回転コード板の一側から前記透明なスペーサ
を介して前記固定コード板の位相を調節し、前記貫通穴
と柱状部材との隙間に接着剤を充填して柱状部材を固定
することを特徴とする光学式ロータリーエンコーダの取
付方法を提供する。Further, a fixed code plate is fixed to one end of the columnar member, a transparent rotary code plate is fixed to the rotating shaft, and a flange portion is provided in a stationary housing portion for bearing the rotating shaft in parallel with the plane of the rotating code plate. The column member with the fixed code plate is inserted into a through hole provided at a predetermined position of the flange portion and larger than the cross section of the column member, and a transparent spacer having a predetermined thickness is interposed therebetween. Pressing the fixed code plate at one end of the columnar member against the rotating code plate,
Adjusting the phase of the fixed code plate from one side of the transparent rotating code plate via the transparent spacer, filling the gap between the through hole and the columnar member with an adhesive to fix the columnar member. A method of mounting an optical rotary encoder is provided.
後者の取付方法によって前者の取付構造が得られる。
フランジ部に設けた貫通穴に通して、回転コード板との
間に所定板厚のスペーサを介して柱状部材先端の固定コ
ード板を前記回転コード板に押し付けることができ、こ
れにより両コード板の隙間を正確に設定できる。また、
スペーサも回転コード板も透明であるため、固定コード
板の位相調節も同時に行うことができる。The former mounting structure is obtained by the latter mounting method.
Through the through hole provided in the flange portion, the fixed code plate at the tip of the columnar member can be pressed against the rotary code plate via a spacer having a predetermined thickness between the rotary code plate and the rotary code plate. The gap can be set accurately. Also,
Since both the spacer and the rotating code plate are transparent, the phase of the fixed code plate can be adjusted at the same time.
以下本発明を添付図面に示す実施例に基づき、更に詳
細に説明する。Hereinafter, the present invention will be described in more detail based on embodiments shown in the accompanying drawings.
第１図を参照すると、回転軸10を軸受42を介して回転
可能に軸承する静止ハウジング部12には、前記回転軸10
に直交する方向にフランジ部12aが延設されている。こ
のフランジ部12aの所定位置、即ち第２図に示す如き位
置に矩形の貫通穴44が設けられている。この貫通穴44に
は、該貫通穴44と隙間46を有して挿入される矩形寸法の
柱状部材34が後述の手順により接着固定される。Referring to FIG. 1, a stationary housing portion 12 that rotatably supports a rotating shaft 10 via a bearing 42 includes the rotating shaft 10
The flange portion 12a extends in a direction perpendicular to the direction. A rectangular through hole 44 is provided at a predetermined position of the flange portion 12a, that is, at a position as shown in FIG. In this through hole 44, a rectangular columnar member 34 inserted with a gap 46 with the through hole 44 is adhesively fixed by a procedure described later.
光学式ロータリーエンコーダの各部品の取付順序を以
下説明する。上記柱状部材34には貫通穴34aが設けられ
ており、該穴34aには発光素子40を接着固定させると共
に、一端には固定コード板32を接着固定させる。以上の
組立部品を予め準備しておき、次に、回転軸10の端部に
ガラス板から成る透明な回転コード板30を接着固定す
る。そして上述の予め準備した組立部品をフランジ部12
aの貫通穴44に挿通させ、固定コード板32を所定板厚寸
法の透明なスペーサ42を介して回転コード板30に押し当
てる。この状態で回転コード板30と固定コード板32との
隙間寸法が所定値に設定される。更には第１図の上方か
ら回転コード板30とスペーサ42とを透して固定コード板
32の位相を調整する。その調整完了位置において柱状部
材34をフランジ部12aに固定するのである。即ち、貫通
穴44と柱状部材34との成す隙間46に接着剤を充填させて
固定するのである。その後スペーサ42を取り除く。ま
た、受光素子52はこれらの光学式エンコーダの各部品を
囲繞するハウジング50に固定すればよい。The mounting order of each component of the optical rotary encoder will be described below. The columnar member 34 is provided with a through hole 34a. The light emitting element 40 is bonded and fixed to the hole 34a, and the fixed code plate 32 is bonded and fixed to one end. The above-mentioned assembly components are prepared in advance, and then a transparent rotary code plate 30 made of a glass plate is bonded and fixed to the end of the rotary shaft 10. Then, the previously prepared assembly parts are
The fixed code plate 32 is inserted into the through hole 44 of a, and is pressed against the rotating code plate 30 via the transparent spacer 42 having a predetermined thickness. In this state, the gap between the rotary code plate 30 and the fixed code plate 32 is set to a predetermined value. Further, the fixed code plate is passed through the rotating code plate 30 and the spacer 42 from above in FIG.
Adjust the phase of 32. The columnar member 34 is fixed to the flange portion 12a at the adjustment completion position. That is, the gap 46 formed between the through hole 44 and the columnar member 34 is filled with an adhesive and fixed. After that, the spacer 42 is removed. Further, the light receiving element 52 may be fixed to the housing 50 surrounding each component of the optical encoder.
以上の説明から明らかな様に本発明にすれば、回転コ
ード板と固定コード板との隙間を容易に、かつ、正確に
設定でき、透明なスペーサと回転コード板を用いること
により、回転コード板と固定コード板との位相をも同時
に調整することができる。As is clear from the above description, according to the present invention, the gap between the rotary code plate and the fixed code plate can be easily and accurately set, and the transparent code plate and the rotary code plate are used. And the phase of the fixed code plate can be adjusted at the same time.
第１図は本発明に係る光学式ロータリーエンコーダの取
付方法を説明するための説明用側面図、 第２図は第１図の矢視線Ａの方向から見た部分平面図、 第３図は光学式ロータリーエンコーダの従来の取付方法
の説明用側図面、 第４図は光学式ロータリーエンコーダの他の従来の取付
方法説明用側図面である。 10……回転軸、12……静止ハウジング部、 12a……フランジ部、30……回転コード板、 32……固定コード板、34……柱状部材、 40……発光素子、42……スペーサ、 44……貫通穴、52……受光素子。FIG. 1 is an explanatory side view for explaining a method of mounting an optical rotary encoder according to the present invention, FIG. 2 is a partial plan view seen from the direction of arrow A in FIG. 1, and FIG. FIG. 4 is a side view for explaining a conventional mounting method of an optical rotary encoder, and FIG. 4 is a side view for explaining another conventional mounting method of an optical rotary encoder. 10 ... rotating shaft, 12 ... stationary housing part, 12a ... flange part, 30 ... rotating code plate, 32 ... fixed code plate, 34 ... columnar member, 40 ... light emitting element, 42 ... spacer, 44: Through-hole, 52: Light receiving element.
───────────────────────────────────────────────────── フロントページの続き (72)発明者 石田 宏 山梨県南都留郡忍野村忍草字古馬場3580 番地 ファナック株式会社内 (56)参考文献 特開 平２−147815（ＪＰ，Ａ) 特開 昭63−317719（ＪＰ，Ａ) ────────────────────────────────────────────────── ─── Continued on the front page (72) Inventor Hiroshi Ishida 3580 Kobaba, Oshino-mura, Oshino-mura, Minamitsuru-gun, Yamanashi Inside FANUC CORPORATION (56) References JP-A-2-147815 (JP, A) JP-A-63 −317719 (JP, A)
Claims (3)
記回転軸に垂直に延設されたフランジ部を有し、該フラ
ンジ部の所定位置に設けられた貫通穴と、該貫通穴に隙
間を有して挿入されていると共に、該隙間に接着剤を充
填して固定された柱状部材と、該柱状部材の一端に固定
された固定コード板と、該固定コード板に対向して前記
回転軸に固定された透明な回転コード板とを具備したこ
とを特徴とする光学式ロータリーエンコーダの取付構
造。A stationary housing portion for supporting the rotating shaft, a flange portion extending perpendicularly to the rotating shaft, a through hole provided at a predetermined position of the flange portion, and a gap formed in the through hole; And a columnar member fixed by filling the gap with an adhesive, a fixed code plate fixed to one end of the columnar member, and the rotating member facing the fixed code plate. An optical rotary encoder mounting structure, comprising: a transparent rotary code plate fixed to a shaft.
回転軸に透明な回転コード板を固定し、 前記回転軸を軸承する静止ハウジング部に前記回転コー
ド板の平面と平行にフランジ部が設けられており、該フ
ランジ部の所定位置に設けられると共に前記柱状部材の
横断面よりも大きな貫通穴に前記固定コード板付きの柱
状部材を挿入し、 透明な所定板厚寸法のスペーサを介在させて前記柱状部
材の一端の固定コード板を前記回転コード板に押し当
て、 前記透明な回転コード板の一側から前記透明なスペーサ
を介して前記固定コード板の位相を調節し、 前記貫通穴と柱状部材との隙間に接着剤を充填して柱状
部材を固定する ことを特徴とする光学式ロータリーエンコーダの取付方
法。2. A fixed code plate is fixed to one end of a columnar member,
A transparent rotating code plate is fixed to the rotating shaft, and a flange portion is provided in a stationary housing portion for bearing the rotating shaft in parallel with a plane of the rotating code plate. The columnar member with the fixed code plate is inserted into a through hole larger than the cross section of the columnar member, and a fixed code plate at one end of the columnar member is inserted into the rotary code plate with a transparent spacer having a predetermined thickness. Pressing, adjusting the phase of the fixed code plate from one side of the transparent rotating code plate via the transparent spacer, filling the gap between the through hole and the columnar member with an adhesive to fix the columnar member. A method of mounting an optical rotary encoder, comprising:
する貫通穴が設けられており、前記固定コード板と共
に、予め、該固定コード板に対面する貫通穴に発光素子
を固定して成る請求項２に記載の光学式ロータリーエン
コーダの取付方法。3. The columnar member is provided with a through hole facing the fixed code plate, and the light emitting element is fixed together with the fixed code plate in the through hole facing the fixed code plate in advance. A method for mounting the optical rotary encoder according to claim 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26301490A JP2578523B2 (en) | 1990-10-02 | 1990-10-02 | Mounting structure and mounting method of optical rotary encoder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26301490A JP2578523B2 (en) | 1990-10-02 | 1990-10-02 | Mounting structure and mounting method of optical rotary encoder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04140611A JPH04140611A (en) | 1992-05-14 |
| JP2578523B2 true JP2578523B2 (en) | 1997-02-05 |
Family
ID=17383691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP26301490A Expired - Fee Related JP2578523B2 (en) | 1990-10-02 | 1990-10-02 | Mounting structure and mounting method of optical rotary encoder |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2578523B2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101418561B1 (en) | 2013-04-22 | 2014-07-10 | 알에스오토메이션주식회사 | Jig for encoder |
| US11560250B2 (en) | 2006-03-06 | 2023-01-24 | Plastipak Packaging, Inc. | Lightweight plastic container and preform |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5011799B2 (en) * | 2006-04-10 | 2012-08-29 | 三菱電機株式会社 | Optical encoder |
-
1990
- 1990-10-02 JP JP26301490A patent/JP2578523B2/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11560250B2 (en) | 2006-03-06 | 2023-01-24 | Plastipak Packaging, Inc. | Lightweight plastic container and preform |
| US11834222B2 (en) | 2006-03-06 | 2023-12-05 | Plastipak Packaging, Inc. | Lightweight plastic container and preform |
| KR101418561B1 (en) | 2013-04-22 | 2014-07-10 | 알에스오토메이션주식회사 | Jig for encoder |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH04140611A (en) | 1992-05-14 |
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