JPS5699024A - Hydraulic pressure device for attenuating upward motion of die cushion of controllable pneumatic pressure type die cushion - Google Patents
Hydraulic pressure device for attenuating upward motion of die cushion of controllable pneumatic pressure type die cushionInfo
- Publication number
- JPS5699024A JPS5699024A JP16901280A JP16901280A JPS5699024A JP S5699024 A JPS5699024 A JP S5699024A JP 16901280 A JP16901280 A JP 16901280A JP 16901280 A JP16901280 A JP 16901280A JP S5699024 A JPS5699024 A JP S5699024A
- Authority
- JP
- Japan
- Prior art keywords
- die cushion
- attenuating
- upward motion
- hydraulic pressure
- controllable pneumatic
- 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.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D24/00—Special deep-drawing arrangements in, or in connection with, presses
- B21D24/04—Blank holders; Mounting means therefor
- B21D24/08—Pneumatically or hydraulically loaded blank holders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Presses And Accessory Devices Thereof (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
- Axle Suspensions And Sidecars For Cycles (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD21823679A DD159245A3 (en) | 1979-12-29 | 1979-12-29 | HYDRAULIC DEVICE FOR DAMPING THE PULLING TOOL MOVEMENT OF CONTROLLABLE PNEUMATIC PULLING CUSHIONS |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5699024A true JPS5699024A (en) | 1981-08-10 |
JPS64133B2 JPS64133B2 (en) | 1989-01-05 |
Family
ID=5522083
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16901280A Granted JPS5699024A (en) | 1979-12-29 | 1980-11-29 | Hydraulic pressure device for attenuating upward motion of die cushion of controllable pneumatic pressure type die cushion |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS5699024A (en) |
DD (1) | DD159245A3 (en) |
DE (1) | DE3040690A1 (en) |
FR (1) | FR2472430A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61190316U (en) * | 1985-05-16 | 1986-11-27 | ||
JPS61195817U (en) * | 1985-05-23 | 1986-12-06 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DD227058A1 (en) * | 1984-10-08 | 1985-09-11 | Warnke Umformtech Veb K | ARRANGEMENT FOR RULES FOR CONTROLLABLE PNEUMATIC CUSHIONS |
DD227349A1 (en) * | 1984-10-08 | 1985-09-18 | Warnke Umformtech Veb K | RULES FOR CONTROLLABLE PNEUMATIC CUSHIONS |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR764991A (en) * | 1933-12-04 | 1934-05-31 | Weingarten Vorm Hch Schatz Ag | Plate press frame or the like operated by hydraulic pressure and actuated by compressed air |
US2584339A (en) * | 1949-04-06 | 1952-02-05 | Danly Mach Specialties Inc | Hydropneumatic locking cushion for power presses |
US3085530A (en) * | 1958-10-22 | 1963-04-16 | Floyd M Williamson | Hydraulic press ram cushion |
US2998238A (en) * | 1959-09-11 | 1961-08-29 | Lake Erie Machinery Corp | Controller for the back pressure against the main ram of a press |
GB1092869A (en) * | 1965-09-21 | 1967-11-29 | Dro Engineering Co Di | Hydraulic system for dies |
US3456478A (en) * | 1967-07-07 | 1969-07-22 | Bliss Co | Hydraulic locking cylinders |
FR2105239A1 (en) * | 1970-09-04 | 1972-04-28 | Eitel Kg | Deep-drawing press - control of the stroke of the bearing |
US4056965A (en) * | 1975-11-05 | 1977-11-08 | Heiser Elmer F | Press system or the like |
-
1979
- 1979-12-29 DD DD21823679A patent/DD159245A3/en not_active IP Right Cessation
-
1980
- 1980-10-29 DE DE19803040690 patent/DE3040690A1/en active Granted
- 1980-11-29 JP JP16901280A patent/JPS5699024A/en active Granted
- 1980-12-26 FR FR8027612A patent/FR2472430A1/en active Granted
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS61190316U (en) * | 1985-05-16 | 1986-11-27 | ||
JPH0324243Y2 (en) * | 1985-05-16 | 1991-05-27 | ||
JPS61195817U (en) * | 1985-05-23 | 1986-12-06 |
Also Published As
Publication number | Publication date |
---|---|
FR2472430A1 (en) | 1981-07-03 |
DE3040690A1 (en) | 1981-07-02 |
FR2472430B1 (en) | 1985-01-04 |
DD159245A3 (en) | 1983-03-02 |
DE3040690C2 (en) | 1989-07-13 |
JPS64133B2 (en) | 1989-01-05 |
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