JPH0247519U - - Google Patents
Info
- Publication number
- JPH0247519U JPH0247519U JP12513288U JP12513288U JPH0247519U JP H0247519 U JPH0247519 U JP H0247519U JP 12513288 U JP12513288 U JP 12513288U JP 12513288 U JP12513288 U JP 12513288U JP H0247519 U JPH0247519 U JP H0247519U
- Authority
- JP
- Japan
- Prior art keywords
- rotation
- small hole
- detection means
- amount
- light
- 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 description 25
- 238000000465 moulding Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 8
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Optical Transform (AREA)
Description
第１図は本考案の回転量検出センサの一実施例
の構成図、第２図は第１図の回転量検出センサの
検出部の受光側の構成図、第３図は回転量検出セ
ンサの検出部の受光側の他の例の構成図、第４図
及び第５図は本考案の回転量検出センサの他の実
施例の要部構成図、第６図及び第７図は回転量検
出センサの検出部の他の例の構成図、第８図は本
考案の回転量検出センサの検出系の構成を示すブ
ロツク図、第９図は検出信号のチエツク及び判断
を行うプログラムのフローチヤート、第１０図は
角度演算を行うメインプログラムのフローチヤー
ト、第１１図は予め定められた判断パターンを示
す図、第１２図乃至第１４図は従来の回転量検出
センサの構成図である。
１，２８…スリツト円板、２…角度検出用スリ
ツト、３…回転検出用スリツト、４，２１，２２
…角度検出用発光部、５，２４，２５…角度検出
用受光部、６ａ，６ｂ…回転基準位置検出用発光
部、７ａ，７ｂ…回転基準位置検出用受光部、８
，２７…基板、９…ケース、１０…回転軸。
Fig. 1 is a block diagram of an embodiment of the rotation amount detection sensor of the present invention, Fig. 2 is a block diagram of the light receiving side of the detection section of the rotation amount detection sensor of Fig. 1, and Fig. 3 is a block diagram of the rotation amount detection sensor. A block diagram of another example of the light-receiving side of the detection section, FIGS. 4 and 5 are main part block diagrams of other embodiments of the rotation amount detection sensor of the present invention, and FIGS. 6 and 7 are rotation amount detection FIG. 8 is a block diagram showing the configuration of the detection system of the rotation amount detection sensor of the present invention; FIG. 9 is a flowchart of a program for checking and determining the detection signal; FIG. 10 is a flowchart of a main program for calculating angles, FIG. 11 is a diagram showing predetermined judgment patterns, and FIGS. 12 to 14 are configuration diagrams of a conventional rotation amount detection sensor. 1, 28... Slit disk, 2... Slit for angle detection, 3... Slit for rotation detection, 4, 21, 22
...Light emitting part for angle detection, 5, 24, 25... Light receiving part for angle detection, 6a, 6b... Light emitting part for detecting rotational reference position, 7a, 7b... Light receiving part for detecting rotational reference position, 8
, 27... Board, 9... Case, 10... Rotating shaft.
Claims (1)
から所定距離だけ離隔した円周上に多数の第１の
小孔を穿設すると共に、この第１の小孔の回転中
心に対して内側若しくは外側に第２の小孔を穿設
してなる回転板と、 前記第１の小孔を介在させて、回転板の両側に
対向して第１の発光手段及び受光手段が配設され
、受光手段の出力に基づいて当該回転板の回転角
度を検出する回転角度検出手段と、 前記第２の小孔に対向し得る位置に相互に近接
して配設される複数の第２の発光手段と、この発
光手段からの光を当該第２の小孔を介在させて、
それぞれ受光し得る位置に配設される第２の複数
の受光手段とを有して該第２の発光手段の出力に
もとづき当該回転板の回転基準位置を検出する基
準位置検出手段と を有し、該回転検出手段の出力信号と前記回転
角度検出手段からの信号にもとづき回転基準位置
からの回転量を検出することを特徴とする回転量
検出センサ。 (2) 回転体の回転中心から所定距離だけ離隔し
た同一円周上に設けられる回転量検出用の識別手
段と、 この識別手段を光学的な手段を用いて検出する
ことによつて、当該回転体の回転量を相互に独立
して検出する検出素子を近接して複数配設すると
ともに、この複数の検出素子をモールドして一体
に構成した検出手段と を有することを特徴とする回転量検出センサ。[Claims for Utility Model Registration] (1) A large number of first small holes are bored on a circumference fixed to a rotating shaft and spaced a predetermined distance from the center of rotation of this rotating shaft, and A rotary plate having a second small hole bored inside or outside with respect to the center of rotation of the small hole, and a first light emitting device facing both sides of the rotary plate with the first small hole interposed therebetween. and a rotation angle detection means for detecting the rotation angle of the rotary plate based on the output of the light reception means, and a rotation angle detection means disposed close to each other at a position that can face the second small hole. a plurality of second light emitting means, and the light from the light emitting means is interposed through the second small hole,
a plurality of second light receiving means, each of which is disposed at a position capable of receiving light, and reference position detection means for detecting a rotational reference position of the rotary plate based on the output of the second light emitting means. A rotation amount detection sensor, characterized in that the amount of rotation from a rotation reference position is detected based on the output signal of the rotation detection means and the signal from the rotation angle detection means. (2) Discrimination means for detecting the amount of rotation provided on the same circumference at a predetermined distance from the center of rotation of the rotating body; A rotation amount detection device comprising: a plurality of detection elements arranged in close proximity to each other for detecting the amount of rotation of a body independently; and detection means configured integrally by molding the plurality of detection elements. sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988125132U JPH0720565Y2 (en) | 1988-09-27 | 1988-09-27 | Rotation amount detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988125132U JPH0720565Y2 (en) | 1988-09-27 | 1988-09-27 | Rotation amount detector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0247519U true JPH0247519U (en) | 1990-03-30 |
| JPH0720565Y2 JPH0720565Y2 (en) | 1995-05-15 |
Family
ID=31375466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988125132U Expired - Lifetime JPH0720565Y2 (en) | 1988-09-27 | 1988-09-27 | Rotation amount detector |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0720565Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101436869B1 (en) * | 2013-07-15 | 2014-10-30 | 공병민 | Complex type encorder |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5889817U (en) * | 1981-07-14 | 1983-06-17 | 株式会社 三豊製作所 | Zero point detection device for photoelectric encoder |
-
1988
- 1988-09-27 JP JP1988125132U patent/JPH0720565Y2/en not_active Expired - Lifetime
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5889817U (en) * | 1981-07-14 | 1983-06-17 | 株式会社 三豊製作所 | Zero point detection device for photoelectric encoder |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101436869B1 (en) * | 2013-07-15 | 2014-10-30 | 공병민 | Complex type encorder |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0720565Y2 (en) | 1995-05-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPH0247519U (en) | ||
| JPH0258874U (en) | ||
| JPS616717U (en) | Rotary position detection device | |
| JPS6324950Y2 (en) | ||
| JPS6425718U (en) | ||
| JPH0383819U (en) | ||
| JPS63153171U (en) | ||
| JPS6169112U (en) | ||
| JPS62158581U (en) | ||
| JPH02109289U (en) | ||
| JPS6117613U (en) | Steering angle detection device | |
| JPS5884567U (en) | Rotation speed measuring device | |
| JPS6183646U (en) | ||
| JPH01133323U (en) | ||
| JPS59180294U (en) | magnetic disk device | |
| JPS6152210U (en) | ||
| JPS6068409U (en) | Rotation angle measuring device | |
| JPS63180087U (en) | ||
| JPH10197290A (en) | Photoelectric rotary encoder | |
| JPS61123919U (en) | ||
| JPH01107918U (en) | ||
| JPS5941713U (en) | Rotation angle detection device | |
| JPS6218611U (en) | ||
| JPS62140456U (en) | ||
| JPS62192769U (en) |