JPS63207U - - Google Patents
Info
- Publication number
- JPS63207U JPS63207U JP9429686U JP9429686U JPS63207U JP S63207 U JPS63207 U JP S63207U JP 9429686 U JP9429686 U JP 9429686U JP 9429686 U JP9429686 U JP 9429686U JP S63207 U JPS63207 U JP S63207U
- Authority
- JP
- Japan
- Prior art keywords
- light
- light source
- detected part
- optical
- detected
- 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
Landscapes
- Length Measuring Devices By Optical Means (AREA)
- Optical Transform (AREA)
Description
第１図〜第３図は本考案の一実施例を示し、第
１図は全体構成を示す斜視図、第２図は光源の駆
動回路図、第３図は光スポツトを説明する図、第
４図および第５図は１光源時の光電流と２光源時
の光電流の流れを比較して示す図、第６図及び第
７図は変位センサの従来例を示し、第６図は全体
構成図、第７図は光照射装置の拡大断面図、第８
図および第９図は光位置検出素子の原理を説明す
る図、第１０図は１光源、１光フアイバによる既
提案の変位センサを示す構成図である。
１，２：可動側の腕、３：光位置検出素子、６
：円状光スポツト、７：線状光スポツト、１１，
１２：光源、１３，１４：光フアイバ群、２０：
駆動回路。
1 to 3 show an embodiment of the present invention, in which FIG. 1 is a perspective view showing the overall configuration, FIG. 2 is a drive circuit diagram of the light source, FIG. 3 is a diagram explaining the light spot, and FIG. Figures 4 and 5 are diagrams comparing the flow of photocurrent when one light source is used and the flow of photocurrent when two light sources are used, Figures 6 and 7 are diagrams showing conventional examples of displacement sensors, and Figure 6 shows the overall flow. Configuration diagram, Figure 7 is an enlarged sectional view of the light irradiation device, Figure 8
9 and 9 are diagrams explaining the principle of the optical position detection element, and FIG. 10 is a configuration diagram showing a previously proposed displacement sensor using one light source and one optical fiber. 1, 2: Movable arm, 3: Optical position detection element, 6
: circular light spot, 7: linear light spot, 11,
12: light source, 13, 14: optical fiber group, 20:
drive circuit.
Claims (1)
他端から照射される複数本の光フアイバから成る
第１及び第２の光照射装置を設け、該第１及び第
２の光照射装置の各光フアイバの他端を被検出部
の移動方向と直交する方向に交互に並ぶよう被検
出部に取付け、該光フアイバから照射される光の
照射位置を光位置検出素子で検出することにより
被検出部の変位を検出することを特徴とする変位
センサ。 First and second light irradiation devices each comprising a light source and a plurality of optical fibers into which light from the light source enters at one end and irradiates from the other end are provided, and each light of the first and second light irradiation devices is provided. The other ends of the fibers are attached to the detected part so as to be lined up alternately in a direction perpendicular to the moving direction of the detected part, and the irradiation position of the light emitted from the optical fiber is detected by an optical position detection element, thereby detecting the detected part. A displacement sensor characterized by detecting displacement of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9429686U JPS63207U (en) | 1986-06-20 | 1986-06-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9429686U JPS63207U (en) | 1986-06-20 | 1986-06-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63207U true JPS63207U (en) | 1988-01-05 |
Family
ID=30957612
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9429686U Pending JPS63207U (en) | 1986-06-20 | 1986-06-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63207U (en) |
-
1986
- 1986-06-20 JP JP9429686U patent/JPS63207U/ja active Pending