JPH04410U - - Google Patents
Info
- Publication number
- JPH04410U JPH04410U JP3919790U JP3919790U JPH04410U JP H04410 U JPH04410 U JP H04410U JP 3919790 U JP3919790 U JP 3919790U JP 3919790 U JP3919790 U JP 3919790U JP H04410 U JPH04410 U JP H04410U
- Authority
- JP
- Japan
- Prior art keywords
- oil column
- hydraulic servo
- detection system
- detects
- stake
- 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 11
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 238000005096 rolling process Methods 0.000 claims 1
- 230000003068 static effect Effects 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
第１図はこの考案の一実施例を示す油圧サーボ
系のステイツク検出装置のブロツク図、第２図は
従来の油圧サーボ系のステイツク検出装置のブロ
ツク図である。
１は油柱リフアレンス、２は油柱フイードバツ
ク、３は減算器、４は微分器、５は絶対値ジエネ
レータ、６は油柱偏差比較値、７は油柱速度比較
値、８は比較値、９はＯＲ回路、１０はステイツ
ク検出信号。尚、図中、同一符号は同一、又は相
当部分を示す。
FIG. 1 is a block diagram of a hydraulic servo type stake detection device showing an embodiment of this invention, and FIG. 2 is a block diagram of a conventional hydraulic servo type stake detection device. 1 is oil column reference, 2 is oil column feedback, 3 is subtractor, 4 is differentiator, 5 is absolute value generator, 6 is oil column deviation comparison value, 7 is oil column speed comparison value, 8 is comparison value, 9 is an OR circuit, and 10 is a stake detection signal. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
テイツクを油柱の位置偏差に基づいて検出する油
柱偏差検出系を備えた油圧サーボ系のステイツク
検出装置において、油柱変化の速度の監視に基づ
いてステイツクを検出する油柱変化速度検出系を
備えると共に、上記油柱偏差検出系と油柱変化速
度検出系の出力の論理和に基づいてステイツク検
出信号を送出するＯＲ回路を備えたことを特徴と
する油圧サーボ系のステイツク検出装置。 In a hydraulic servo system stake detection device that is equipped with an oil column deviation detection system that detects the stay of a hydraulic servo system used in rolling mills for steel, etc. based on the position deviation of the oil column, the system detects the stay of a hydraulic servo system based on the position deviation of the oil column. The present invention is characterized in that it is equipped with an oil column change rate detection system that detects the stake based on the oil column variation detection system, and an OR circuit that sends out a stake detection signal based on the logical sum of the outputs of the oil column deviation detection system and the oil column change rate detection system. Hydraulic servo system static detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3919790U JPH04410U (en) | 1990-04-12 | 1990-04-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3919790U JPH04410U (en) | 1990-04-12 | 1990-04-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH04410U true JPH04410U (en) | 1992-01-06 |
Family
ID=31547891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3919790U Pending JPH04410U (en) | 1990-04-12 | 1990-04-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH04410U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5126073U (en) * | 1974-08-15 | 1976-02-26 |
-
1990
- 1990-04-12 JP JP3919790U patent/JPH04410U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5126073U (en) * | 1974-08-15 | 1976-02-26 |
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