JPS6246198U - - Google Patents
Info
- Publication number
- JPS6246198U JPS6246198U JP13413785U JP13413785U JPS6246198U JP S6246198 U JPS6246198 U JP S6246198U JP 13413785 U JP13413785 U JP 13413785U JP 13413785 U JP13413785 U JP 13413785U JP S6246198 U JPS6246198 U JP S6246198U
- Authority
- JP
- Japan
- Prior art keywords
- cylinder
- servo valve
- piping
- protector
- control device
- 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
- 230000001012 protector Effects 0.000 claims description 5
- 238000000465 moulding Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Control Of Presses (AREA)
- Press Drives And Press Lines (AREA)
Description
第１図は本考案の第１の実施例であるプレスの
アウタ荷重制御装置の系統図、第２図は本アウタ
荷重制御装置の制御範囲を示すグラフ、第３図は
本アウタ荷重制御装置による動特性制御の一例を
示すグラフ、第４図は本考案の他の実施例である
アウタ荷重制御装置の系統図、第５図は従来のプ
レス機械に一般に見られる油気圧系の回路図、第
６図はプレスのアウタ荷重を油圧制御した場合の
油気圧系の回路図である。
２……アウタスライド、３……プロテクタシリ
ンダ、５……オーバーロードプロテクタ、７……
油圧源、２２……バランスシリンダ、２７……サ
ーボ弁、３０……ピストン、３１……ピストンロ
ツド、４０……リリーフ弁。
Fig. 1 is a system diagram of the outer load control device for a press which is the first embodiment of the present invention, Fig. 2 is a graph showing the control range of the outer load control device, and Fig. 3 is a graph showing the control range of the outer load control device of the present invention. A graph showing an example of dynamic characteristic control, FIG. 4 is a system diagram of an outer load control device which is another embodiment of the present invention, FIG. 5 is a circuit diagram of a hydraulic pressure system commonly found in conventional press machines, and FIG. FIG. 6 is a circuit diagram of the hydraulic pressure system when the outer load of the press is hydraulically controlled. 2... Outer slide, 3... Protector cylinder, 5... Overload protector, 7...
Hydraulic source, 22... Balance cylinder, 27... Servo valve, 30... Piston, 31... Piston rod, 40... Relief valve.
Claims (1)
中にサーボ弁を介装し、該配管における前記サー
ボ弁と前記プロテクタシリンダとの間に、一端の
外方へピストンロツドを延ばしかつアウタスライ
ド追込量および前記サーボ弁からの制御油圧に応
じてピストンの位置を可変とするバランスシリン
ダを介装し、前記バランスシリンダと前記プロテ
クタシリンダとの間の該配管にプレス成形中にお
ける過負荷分の油を逃がすリリーフ手段を接続し
たことを特徴とするプレスのアウタ荷重制御装置
。 A servo valve is interposed in the piping connecting the protector cylinder and the hydraulic power source at each point, and a piston rod is extended outward at one end between the servo valve and the protector cylinder in the piping, and the outer slide drive amount and the A relief is provided in which a balance cylinder whose piston position is variable according to the control oil pressure from the servo valve is provided, and oil corresponding to an overload during press molding is released into the piping between the balance cylinder and the protector cylinder. An outer load control device for a press, characterized in that a means is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13413785U JPS6246198U (en) | 1985-09-02 | 1985-09-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13413785U JPS6246198U (en) | 1985-09-02 | 1985-09-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6246198U true JPS6246198U (en) | 1987-03-20 |
Family
ID=31035097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13413785U Pending JPS6246198U (en) | 1985-09-02 | 1985-09-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6246198U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1991001215A1 (en) * | 1989-07-14 | 1991-02-07 | Kabushiki Kaisha Komatsu Seisakusho | Outer load controller of press |
| JP2012086246A (en) * | 2010-10-19 | 2012-05-10 | Aida Engineering Ltd | Press load controlling apparatus for mechanical press |
-
1985
- 1985-09-02 JP JP13413785U patent/JPS6246198U/ja active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1991001215A1 (en) * | 1989-07-14 | 1991-02-07 | Kabushiki Kaisha Komatsu Seisakusho | Outer load controller of press |
| JP2012086246A (en) * | 2010-10-19 | 2012-05-10 | Aida Engineering Ltd | Press load controlling apparatus for mechanical press |
| US8915181B2 (en) | 2010-10-19 | 2014-12-23 | Aida Engineering, Ltd. | Press load controlling apparatus for mechanical press |
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