JPS63139399U - - Google Patents
Info
- Publication number
- JPS63139399U JPS63139399U JP3087187U JP3087187U JPS63139399U JP S63139399 U JPS63139399 U JP S63139399U JP 3087187 U JP3087187 U JP 3087187U JP 3087187 U JP3087187 U JP 3087187U JP S63139399 U JPS63139399 U JP S63139399U
- Authority
- JP
- Japan
- Prior art keywords
- light
- blocking
- interruption
- output data
- width
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 238000005070 sampling Methods 0.000 claims description 2
- 230000000903 blocking effect Effects 0.000 claims 7
- 230000004907 flux Effects 0.000 claims 3
- 230000005856 abnormality Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
Landscapes
- Presses And Accessory Devices Thereof (AREA)
Description
第１図は本実施例の安全装置の回路ブロツク図
、第２図はプレス機械を含む安全装置の全体構成
図、第３図は安全装置の一部を示す投一受光の構
成図である。
１……投光部、２……受光部、３ａ，３ｂ……
シヤツタゲート、７……遮光検知回路、８……位
置データ演算回路、９……幅データ演算回路、１
０……サンプリング制御部、１１……記憶部、１
２ａ……位置比較回路、１２ｂ……幅比較回路、
１４……ＡＮＤゲート、１５……シヤツタ開閉制
御部。
FIG. 1 is a circuit block diagram of the safety device of this embodiment, FIG. 2 is an overall configuration diagram of the safety device including a press machine, and FIG. 3 is a configuration diagram of a part of the safety device for transmitting and receiving light. 1...Light emitter, 2...Light receiver, 3a, 3b...
Shutter gate, 7... Light shielding detection circuit, 8... Position data calculation circuit, 9... Width data calculation circuit, 1
0...Sampling control unit, 11...Storage unit, 1
2a...Position comparison circuit, 12b...Width comparison circuit,
14...AND gate, 15...Shutter opening/closing control section.
Claims (1)
し該光束の透過または遮断により異常を検出する
安全装置において、 前記受光手段の出力に応じて光束の遮断を検知
する遮光検知手段と、該遮光検知手段で検知した
遮光信号から遮断した光束の位置を演算する光束
遮断位置検出手段と、前記遮光信号から遮光幅を
演算する光束遮断幅検出手段と、サンプリング時
前記光束遮断位置及び光束遮断幅検出手段の第１
の出力データを記憶する記憶手段と、該記憶手段
に記憶された第１の出力データと、非サンプリン
グ時の前記光束遮断位置及び前記遮断幅検出手段
の第２の出力データとを比較する比較手段と、該
比較手段の出力により前記投、受光手段の後方に
設けられたシヤツタを開閉制御する開閉制御手段
とを有することを特徴とする安全装置。[Claims for Utility Model Registration] A safety device that creates a plurality of light beams by a light projecting means and a light receiving means and detects an abnormality by transmitting or blocking the light beams, which detects the interruption of the light beams according to the output of the light receiving means. a light flux blocking position detecting means for calculating the position of the blocked light beam from the light blocking signal detected by the light blocking detection means; a light flux blocking width detecting means for calculating the light blocking width from the light blocking signal; The first block position and beam block width detection means
storage means for storing output data of the storage means; and comparison means for comparing the first output data stored in the storage means with the second output data of the light flux interruption position and the interruption width detection means during non-sampling. and opening/closing control means for controlling opening/closing of a shutter provided behind the light emitting and light receiving means based on the output of the comparing means.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3087187U JPS63139399U (en) | 1987-03-03 | 1987-03-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3087187U JPS63139399U (en) | 1987-03-03 | 1987-03-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63139399U true JPS63139399U (en) | 1988-09-13 |
Family
ID=30836076
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3087187U Pending JPS63139399U (en) | 1987-03-03 | 1987-03-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63139399U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5851846B2 (en) * | 1976-03-27 | 1983-11-18 | ヴイツ−マシネンバウ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | Air cushion nozzle |
-
1987
- 1987-03-03 JP JP3087187U patent/JPS63139399U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5851846B2 (en) * | 1976-03-27 | 1983-11-18 | ヴイツ−マシネンバウ ゲゼルシヤフト ミツト ベシユレンクテル ハフツング | Air cushion nozzle |
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