FR2448431A1 - Dispositif pour exercer des percussions sur des pieces a usiner - Google Patents
Dispositif pour exercer des percussions sur des pieces a usinerInfo
- Publication number
- FR2448431A1 FR2448431A1 FR8002593A FR8002593A FR2448431A1 FR 2448431 A1 FR2448431 A1 FR 2448431A1 FR 8002593 A FR8002593 A FR 8002593A FR 8002593 A FR8002593 A FR 8002593A FR 2448431 A1 FR2448431 A1 FR 2448431A1
- Authority
- FR
- France
- Prior art keywords
- piston
- percussions
- exercising
- workpieces
- valve
- 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
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J7/00—Hammers; Forging machines with hammers or die jaws acting by impact
- B21J7/20—Drives for hammers; Transmission means therefor
- B21J7/22—Drives for hammers; Transmission means therefor for power hammers
- B21J7/24—Drives for hammers; Transmission means therefor for power hammers operated by steam, air, or other gaseous pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J7/00—Hammers; Forging machines with hammers or die jaws acting by impact
- B21J7/20—Drives for hammers; Transmission means therefor
- B21J7/22—Drives for hammers; Transmission means therefor for power hammers
- B21J7/28—Drives for hammers; Transmission means therefor for power hammers operated by hydraulic or liquid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J7/00—Hammers; Forging machines with hammers or die jaws acting by impact
- B21J7/20—Drives for hammers; Transmission means therefor
- B21J7/46—Control devices specially adapted to forging hammers, not restricted to one of the preceding subgroups
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Pressure Circuits (AREA)
- Earth Drilling (AREA)
- Percussive Tools And Related Accessories (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19792904371 DE2904371A1 (de) | 1979-02-06 | 1979-02-06 | Vorrichtung zum ausueben schlagartiger kraefte auf werkstuecke |
DE19792939291 DE2939291A1 (de) | 1979-09-28 | 1979-09-28 | Vorrichtung zum ausueben schlagartiger kraefte auf werkstuecke |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2448431A1 true FR2448431A1 (fr) | 1980-09-05 |
FR2448431B1 FR2448431B1 (de) | 1985-03-15 |
Family
ID=25777692
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8002593A Granted FR2448431A1 (fr) | 1979-02-06 | 1980-02-06 | Dispositif pour exercer des percussions sur des pieces a usiner |
Country Status (4)
Country | Link |
---|---|
CH (1) | CH645824A5 (de) |
FR (1) | FR2448431A1 (de) |
GB (1) | GB2042640B (de) |
IT (1) | IT1129591B (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2500767A1 (fr) * | 1981-02-27 | 1982-09-03 | Voron Proizv | Dispositif de distribution du fluide moteur d'un marteau rapide |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3513369A1 (de) * | 1985-04-15 | 1986-10-16 | Alten, Kurt, 3015 Wennigsen | Hydraulischer arbeitszylinder |
US5138933A (en) * | 1989-12-18 | 1992-08-18 | The Babcock & Wilcox Company | Activator device for movable components |
SE517269C2 (sv) | 2001-05-31 | 2002-05-21 | Stroemsholmen Ab | Arrangemang vid pressverktyg för att bromsa en gasfjäders kolv/kolvstång |
CN101462147B (zh) * | 2009-01-12 | 2011-04-13 | 张国庆 | 高速气动锻锤装置 |
CN102688971A (zh) * | 2012-06-08 | 2012-09-26 | 镇江市锻压机床厂 | 双缸液压锤 |
CN108621460B (zh) * | 2017-03-15 | 2021-06-01 | 精工电子有限公司 | 缸装置、冲压装置、工件夹持装置、缸装置的工作方法、工件的夹持方法及工件的冲压方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3608650A (en) * | 1968-11-30 | 1971-09-28 | Saburo Matsusaka | Impact cylinder apparatus |
FR2170920A1 (de) * | 1972-02-08 | 1973-09-21 | Kh Aviat | |
FR2190545A1 (de) * | 1972-07-04 | 1974-02-01 | Kh Avia Sionny | |
US3796050A (en) * | 1972-05-18 | 1974-03-12 | Foster Miller Ass | High energy rate actuator |
-
1980
- 1980-02-01 IT IT19616/80A patent/IT1129591B/it active
- 1980-02-04 GB GB8003661A patent/GB2042640B/en not_active Expired
- 1980-02-05 CH CH91180A patent/CH645824A5/de not_active IP Right Cessation
- 1980-02-06 FR FR8002593A patent/FR2448431A1/fr active Granted
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3608650A (en) * | 1968-11-30 | 1971-09-28 | Saburo Matsusaka | Impact cylinder apparatus |
FR2170920A1 (de) * | 1972-02-08 | 1973-09-21 | Kh Aviat | |
US3796050A (en) * | 1972-05-18 | 1974-03-12 | Foster Miller Ass | High energy rate actuator |
FR2190545A1 (de) * | 1972-07-04 | 1974-02-01 | Kh Avia Sionny |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2500767A1 (fr) * | 1981-02-27 | 1982-09-03 | Voron Proizv | Dispositif de distribution du fluide moteur d'un marteau rapide |
Also Published As
Publication number | Publication date |
---|---|
FR2448431B1 (de) | 1985-03-15 |
GB2042640A (en) | 1980-09-24 |
CH645824A5 (de) | 1984-10-31 |
GB2042640B (en) | 1983-01-06 |
IT1129591B (it) | 1986-06-11 |
IT8019616A0 (it) | 1980-02-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |