JPS6161665U - - Google Patents
Info
- Publication number
- JPS6161665U JPS6161665U JP14646384U JP14646384U JPS6161665U JP S6161665 U JPS6161665 U JP S6161665U JP 14646384 U JP14646384 U JP 14646384U JP 14646384 U JP14646384 U JP 14646384U JP S6161665 U JPS6161665 U JP S6161665U
- Authority
- JP
- Japan
- Prior art keywords
- reflective surface
- surface portions
- light reflective
- optical scale
- optical
- 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
- 230000003287 optical effect Effects 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Automatic Disk Changers (AREA)
- Optical Head (AREA)
Description
第１図は本考案に係る移動体位置検出装置の一
例を示す概略構成図、第２図は第１図に示される
例における読取手段を形成するに用いられた光学
読取部材を示す斜視図、第３図は第１図に示され
る例における光学スケールと光学読取部材との関
係の説明に供される図、第４図及び第５図は第１
図に示される例の動作説明に供される波形図、第
６図は第１図に示される例の制御部において実行
される動作プログラムの一例を示すフローチヤー
ト、第７図は本考案に係る移動体位置検出装置に
おける読取手段を形成する光学読取部材の、第２
図に示される例とは異なる例を示す斜視図、第８
図は従来の移動体位置検出装置における光学スケ
ールと光学読取部材との関係の説明に供される図
である。
図中、１は移動体、２，３，２′及び３′は光
学読取部材、４は光学スケール、６は光学スケー
ル４の矩形光反射面部、９は減算回路、１０はレ
ベル比較回路、１１は制御部である。
FIG. 1 is a schematic configuration diagram showing an example of a moving body position detection device according to the present invention, FIG. 2 is a perspective view showing an optical reading member used to form the reading means in the example shown in FIG. 1, FIG. 3 is a diagram used to explain the relationship between the optical scale and the optical reading member in the example shown in FIG. 1, and FIGS.
6 is a flowchart showing an example of an operation program executed in the control section of the example shown in FIG. 1, and FIG. 7 is a waveform diagram for explaining the operation of the example shown in FIG. The second optical reading member forming the reading means in the moving body position detection device
Perspective view showing an example different from the example shown in the figure, No. 8
The figure is a diagram used to explain the relationship between an optical scale and an optical reading member in a conventional moving body position detection device. In the figure, 1 is a moving body, 2, 3, 2' and 3' are optical reading members, 4 is an optical scale, 6 is a rectangular light reflecting surface of the optical scale 4, 9 is a subtraction circuit, 10 is a level comparison circuit, 11 is the control section.
Claims (1)
は非光反射面部が上記所定幅に略等しい間隔をも
つて２列に配列されて、一方の列を成す上記光反
射面部もしくは非光反射面部と他方の列を成す上
記光反射面部もしくは非光反射面部とが隣合わな
いようにされた光学スケールと、上記光学スケー
ルの上記光反射面部もしくは非光反射面部の２列
に夫々対応する位置において該２列に直交する方
向に並べられて配され、夫々が上記光反射面部も
しくは非光反射面部に応じた検出出力を発生する
２個の光学読取部材を有した読取手段とが備えら
れ、両者のうちの一方が移動体に取り付けられて
両者が相対的に上記光学スケールの上記光反射面
部もしくは非光反射面部の２列に沿う方向に移動
するようにされ、上記読取手段の上記２個の光学
読取部材の夫々からの検出出力に基づいて上記光
学スケールの読取出力信号を得る光学スケール情
報発生部が設けられて、上記読取出力信号から上
記移動体の上記光学スケールに関連しての位置情
報が得られるようにされた移動体位置検出装置。 A plurality of light reflective surface portions or non-light reflective surface portions each having a predetermined width are arranged in two rows with an interval substantially equal to the predetermined width, one row of the light reflective surface portions or non-light reflective surface portions and the other. an optical scale in which the light reflective surface portions or non-light reflective surface portions forming rows of are arranged so as not to be adjacent to each other; reading means each having two optical reading members arranged in a direction perpendicular to the column and each generating a detection output according to the light reflecting surface portion or the non-light reflecting surface portion; one of them is attached to a movable body so that both of them move relative to each other in a direction along two rows of the light reflecting surface portion or non-light reflecting surface portion of the optical scale, and the two optical reading means of the reading means An optical scale information generating section is provided to obtain a read output signal of the optical scale based on detection outputs from each of the members, and position information of the movable body relative to the optical scale is obtained from the read output signal. A mobile object position detection device adapted to be
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14646384U JPS6161665U (en) | 1984-09-27 | 1984-09-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14646384U JPS6161665U (en) | 1984-09-27 | 1984-09-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6161665U true JPS6161665U (en) | 1986-04-25 |
Family
ID=30704697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14646384U Pending JPS6161665U (en) | 1984-09-27 | 1984-09-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6161665U (en) |
-
1984
- 1984-09-27 JP JP14646384U patent/JPS6161665U/ja active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS6161665U (en) | ||
| JPS6037814U (en) | travel distance reader | |
| JPS63161318U (en) | ||
| JP2749973B2 (en) | Barcode reader for engraved barcode | |
| JPH01133316U (en) | ||
| JPS61157347U (en) | ||
| JPS59116806U (en) | Non-contact measurement device for three-dimensional objects | |
| JPS63190915U (en) | ||
| JPS6176310U (en) | ||
| JPS63190914U (en) | ||
| JPS60131869U (en) | Acceleration sensor | |
| JPS6293266U (en) | ||
| JPS5984502U (en) | auto focus device | |
| JPS6399316U (en) | ||
| JPS6224317U (en) | ||
| JPS6134414U (en) | displacement detection device | |
| JPH0233320U (en) | ||
| JPH01149174U (en) | ||
| JPH0458820U (en) | ||
| JPH03101420U (en) | ||
| JPH0224318U (en) | ||
| JPS6160116U (en) | ||
| JPS645179U (en) | ||
| JPH0471115U (en) | ||
| JPS60555U (en) | Direction sensing reflective photoelectric detector |