JPS641847U - - Google Patents
Info
- Publication number
- JPS641847U JPS641847U JP9587887U JP9587887U JPS641847U JP S641847 U JPS641847 U JP S641847U JP 9587887 U JP9587887 U JP 9587887U JP 9587887 U JP9587887 U JP 9587887U JP S641847 U JPS641847 U JP S641847U
- Authority
- JP
- Japan
- Prior art keywords
- workpiece
- lens barrel
- projection
- projection lens
- distance
- 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 2
- 238000001514 detection method Methods 0.000 claims 1
- 238000003384 imaging method Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Description
第１図は本考案の一実施例に係る投影装置の構
成を示す説明図、第２図は距離センサの詳細を示
す説明図、第３図は出力信号の説明図、第４図は
焦点自動調整処理のフローチヤートである。
３……投影用鏡筒、５……投影画面、７……テ
ーブル、９……テーブル上下動装置、１１……距
離センサ、１７……砥石車、Ｌ……距離、Ｗ……
ワーク。
Fig. 1 is an explanatory diagram showing the configuration of a projection device according to an embodiment of the present invention, Fig. 2 is an explanatory diagram showing details of the distance sensor, Fig. 3 is an explanatory diagram of the output signal, and Fig. 4 is an explanatory diagram showing the automatic focus. This is a flowchart of adjustment processing. 3... Projection lens barrel, 5... Projection screen, 7... Table, 9... Table vertical movement device, 11... Distance sensor, 17... Grinding wheel, L... Distance, W...
work.
Claims (1)
より投影画面に前記ワークの像を結ぶ光倣い研削
盤における投影装置において、前記投影用鏡筒に
前記ワークまでの距離を検出する距離センサを設
け、該センサの検出信号に基いて前記投影用鏡筒
に対し前記ワークが所定距離にあるように前記ワ
ークの高さを制御することを特徴とする光倣い研
削盤における投影装置。 In a projection device for an optical copying grinder that forms an image of the workpiece on a projection screen by the imaging action of a projection lens barrel disposed above the workpiece, the projection lens barrel includes a distance sensor for detecting a distance to the workpiece. A projection device for an optical scanning grinder, characterized in that the height of the workpiece is controlled so that the workpiece is at a predetermined distance from the projection lens barrel based on the detection signal of the sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9587887U JPS641847U (en) | 1987-06-24 | 1987-06-24 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9587887U JPS641847U (en) | 1987-06-24 | 1987-06-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS641847U true JPS641847U (en) | 1989-01-09 |
Family
ID=30961006
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9587887U Pending JPS641847U (en) | 1987-06-24 | 1987-06-24 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS641847U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58149510A (en) * | 1981-09-12 | 1983-09-05 | プレツイジオン−テヒニク・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング・ベルトハイム | Method and apparatus for memorizing selection points along nominal outline on projection screen of contour projection grinder |
| JPS6215063A (en) * | 1985-07-10 | 1987-01-23 | Shin Meiwa Ind Co Ltd | Distance and attitude controller of ruled line followup device |
-
1987
- 1987-06-24 JP JP9587887U patent/JPS641847U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58149510A (en) * | 1981-09-12 | 1983-09-05 | プレツイジオン−テヒニク・ゲゼルシヤフト・ミツト・ベシユレンクテル・ハフツング・ベルトハイム | Method and apparatus for memorizing selection points along nominal outline on projection screen of contour projection grinder |
| JPS6215063A (en) * | 1985-07-10 | 1987-01-23 | Shin Meiwa Ind Co Ltd | Distance and attitude controller of ruled line followup device |
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