JPS6323013U - - Google Patents
Info
- Publication number
- JPS6323013U JPS6323013U JP11610186U JP11610186U JPS6323013U JP S6323013 U JPS6323013 U JP S6323013U JP 11610186 U JP11610186 U JP 11610186U JP 11610186 U JP11610186 U JP 11610186U JP S6323013 U JPS6323013 U JP S6323013U
- Authority
- JP
- Japan
- Prior art keywords
- mold clamping
- speed
- circuit
- clamping device
- oil passage
- 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
- 238000005336 cracking Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
Description
第１図は本考案の実施例を示す型締装置の油圧
回路、第２図は同回路の動作図、第３図は従来の
型締装置における油圧回路図である。
図の主要部分の説明、２……型締ラム、１２…
…（型締シリンダの作動方向切換用）ソレノイド
バルブ、１３……（ランアラウンド切換用）ソレ
ノイドバルブ、１４……チエツク弁。
FIG. 1 is a hydraulic circuit of a mold clamping device showing an embodiment of the present invention, FIG. 2 is an operational diagram of the circuit, and FIG. 3 is a hydraulic circuit diagram of a conventional mold clamping device. Explanation of the main parts of the figure, 2...mold clamping ram, 12...
...Solenoid valve (for switching the operating direction of the mold clamping cylinder), 13... Solenoid valve (for switching the runaround), 14... Check valve.
Claims (1)
・高速・低速に切換制御する油圧回路において、
高速動作時に戻し側油路を作動側油路に合流連結
するランアラウンド回路を設け、同ランアラウン
ド回路に所定のクラツキング圧を有するチエツク
弁を介在させると共に低速動作時には戻り油を系
外に逃がすようにしたことを特徴とする型締装置
の油圧回路。 In the hydraulic circuit that controls the retraction operation of the mold clamping ram by switching between low speed, high speed, and low speed when the mold clamping device opens the mold,
A runaround circuit is provided that connects the return oil passage to the working oil passage during high-speed operation, and a check valve with a predetermined cracking pressure is interposed in the runaround circuit, and the return oil is released to the outside of the system during low-speed operation. A hydraulic circuit for a mold clamping device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11610186U JPS6323013U (en) | 1986-07-29 | 1986-07-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11610186U JPS6323013U (en) | 1986-07-29 | 1986-07-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6323013U true JPS6323013U (en) | 1988-02-16 |
Family
ID=31000376
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11610186U Pending JPS6323013U (en) | 1986-07-29 | 1986-07-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6323013U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0484655A (en) * | 1990-07-27 | 1992-03-17 | Nissei Plastics Ind Co | Die clamping device in forming machine |
| JPH0471225U (en) * | 1990-10-30 | 1992-06-24 | ||
| JPH05286003A (en) * | 1992-04-09 | 1993-11-02 | Tekunopurasu:Kk | Mold clamping cylinder for injection molding |
| JP2010167608A (en) * | 2009-01-20 | 2010-08-05 | Ube Techno Enji Kk | Run-around circuit and run-around circuit device |
-
1986
- 1986-07-29 JP JP11610186U patent/JPS6323013U/ja active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0484655A (en) * | 1990-07-27 | 1992-03-17 | Nissei Plastics Ind Co | Die clamping device in forming machine |
| JPH0471225U (en) * | 1990-10-30 | 1992-06-24 | ||
| JPH05286003A (en) * | 1992-04-09 | 1993-11-02 | Tekunopurasu:Kk | Mold clamping cylinder for injection molding |
| JP2010167608A (en) * | 2009-01-20 | 2010-08-05 | Ube Techno Enji Kk | Run-around circuit and run-around circuit device |
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