JPS62153279U - - Google Patents
Info
- Publication number
- JPS62153279U JPS62153279U JP3906386U JP3906386U JPS62153279U JP S62153279 U JPS62153279 U JP S62153279U JP 3906386 U JP3906386 U JP 3906386U JP 3906386 U JP3906386 U JP 3906386U JP S62153279 U JPS62153279 U JP S62153279U
- Authority
- JP
- Japan
- Prior art keywords
- steady rest
- switch
- trolley
- crane
- speed
- 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
- 230000001629 suppression Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
Landscapes
- Control And Safety Of Cranes (AREA)
Description
第１図はモータ速度制御回路例を示す図、第２
図は振れ止め運転パタン出力例を示す図、第３図
は帰還量可変回路付の速度制御アンプを示す図、
第４図は出力特性を示す図である。
１……モータ、２……減速機、３……トロリー
車輪、４……サイリスタ変換回路、５……タコジ
エネレータ、６……速度制御アンプ、７……速度
指令、８……電流制御アンプ、９……帰環抵抗、
１０……入力抵抗、１１……電流検出器、１２…
…スイツチ。
Figure 1 is a diagram showing an example of a motor speed control circuit, Figure 2 is a diagram showing an example of a motor speed control circuit.
The figure shows an example of steady rest operation pattern output, Figure 3 shows a speed control amplifier with variable feedback circuit,
FIG. 4 is a diagram showing the output characteristics. DESCRIPTION OF SYMBOLS 1...Motor, 2...Reducer, 3...Trolley wheel, 4...Thyristor conversion circuit, 5...Tachogenerator, 6...Speed control amplifier, 7...Speed command, 8...Current control amplifier, 9 ...return resistance,
10...Input resistance, 11...Current detector, 12...
...Switch.
Claims (1)
振れを抑制するために、トロリー駆動用のモータ
の速度を振れ止めパタンに合致するように制御す
るクレーンの振れ止め装置において、前記モータ
の速度制御回路における速度制御アンプの帰還抵
抗に並列に、抵抗とスイツチとを直列にした回路
を接続し、前記振れ止めパタンの振れ抑制制御期
間中に該スイツチを閉じる如く制御することを特
徴とするクレーンの振れ止め装置。 In a crane steady rest device that controls the speed of a motor for driving a trolley to match a steady rest pattern in order to suppress swinging of a suspended load suspended from a trolley by a rope, A crane steady rest, characterized in that a circuit in which a resistor and a switch are connected in series is connected in parallel to a feedback resistor of a speed control amplifier, and the switch is controlled to be closed during a swing suppression control period of the steady rest pattern. Device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3906386U JPS62153279U (en) | 1986-03-19 | 1986-03-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3906386U JPS62153279U (en) | 1986-03-19 | 1986-03-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62153279U true JPS62153279U (en) | 1987-09-29 |
Family
ID=30851888
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3906386U Pending JPS62153279U (en) | 1986-03-19 | 1986-03-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62153279U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5992892A (en) * | 1982-11-17 | 1984-05-29 | 株式会社日本製鋼所 | Controller for center rest of hanging type conveyor |
-
1986
- 1986-03-19 JP JP3906386U patent/JPS62153279U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5992892A (en) * | 1982-11-17 | 1984-05-29 | 株式会社日本製鋼所 | Controller for center rest of hanging type conveyor |
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