JPH039297U - - Google Patents
Info
- Publication number
- JPH039297U JPH039297U JP6811489U JP6811489U JPH039297U JP H039297 U JPH039297 U JP H039297U JP 6811489 U JP6811489 U JP 6811489U JP 6811489 U JP6811489 U JP 6811489U JP H039297 U JPH039297 U JP H039297U
- Authority
- JP
- Japan
- Prior art keywords
- hydraulic cylinder
- oil chamber
- press machine
- cylinder
- workholder
- 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
- 239000012530 fluid Substances 0.000 claims description 3
- 230000037303 wrinkles Effects 0.000 description 1
Description
第１図はこの考案の主要部を示し、第３図にお
ける−線に沿つた拡大断面図、第２図は絞り
深さ位置におけるしわ押え力の関係を示したグラ
フ、第３図はこの考案を実施する一実施例のプレ
ス機械における正面図である。
１……プレス機械、２７……上金型、２９……
ワークホルダ、３１……クツシヨンピン、３３…
…エアシリンダ（流体圧シリンダ）、４３……第
１の油圧シリンダ、５７……上部油室、５９……
圧力変更装置、６１……第２の油圧シリンダ、６
３……下部油室、６７……油圧ピストンロツド。
Figure 1 shows the main parts of this invention, Figure 3 is an enlarged sectional view along the - line, Figure 2 is a graph showing the relationship between the wrinkle pressing force at the drawing depth position, and Figure 3 is this invention. FIG. 2 is a front view of a press machine according to an embodiment of the present invention. 1...Press machine, 27...Upper mold, 29...
Work holder, 31...Cushion pin, 33...
...Air cylinder (fluid pressure cylinder), 43...First hydraulic cylinder, 57...Upper oil chamber, 59...
Pressure change device, 61...Second hydraulic cylinder, 6
3...Lower oil chamber, 67...Hydraulic piston rod.
Claims (1)
金型と下型との協働でワークにプレス加工を行な
うプレス機械であつて、前記ワークホルダを支承
するクツシヨンピンを介して流体圧シリンダを設
け、その流体圧シリンダに第１の油圧シリンダを
接続し、その第１の油圧シリンダの上部油室と圧
力変更装置である第２の油圧シリンダ下部油室と
を連通させ、前記上金型に対して接離自在な前記
第２の油圧シリンダのピストンロツドを設けてな
ることを特徴とするプレス機械のダイクツシヨン
装置。 A press machine that supports a workpiece to be processed with a workholder and presses the workpiece in cooperation with an upper die and a lower die, wherein a fluid pressure cylinder is provided via a cushion pin that supports the workholder, A first hydraulic cylinder is connected to the fluid pressure cylinder, and the upper oil chamber of the first hydraulic cylinder and the lower oil chamber of the second hydraulic cylinder, which is a pressure change device, are communicated with each other, and the upper mold is connected to the upper mold. A dictation device for a press machine, characterized in that a piston rod of the second hydraulic cylinder is provided which can freely approach and separate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6811489U JPH039297U (en) | 1989-06-13 | 1989-06-13 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6811489U JPH039297U (en) | 1989-06-13 | 1989-06-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH039297U true JPH039297U (en) | 1991-01-29 |
Family
ID=31602274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6811489U Pending JPH039297U (en) | 1989-06-13 | 1989-06-13 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH039297U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102288643A (en) * | 2011-08-01 | 2011-12-21 | 山东省科学院海洋仪器仪表研究所 | Method and device for measuring organic matter of soil |
-
1989
- 1989-06-13 JP JP6811489U patent/JPH039297U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102288643A (en) * | 2011-08-01 | 2011-12-21 | 山东省科学院海洋仪器仪表研究所 | Method and device for measuring organic matter of soil |
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