FR2453724A1 - Verin de presse hydraulique rapide - Google Patents
Verin de presse hydraulique rapideInfo
- Publication number
- FR2453724A1 FR2453724A1 FR7909355A FR7909355A FR2453724A1 FR 2453724 A1 FR2453724 A1 FR 2453724A1 FR 7909355 A FR7909355 A FR 7909355A FR 7909355 A FR7909355 A FR 7909355A FR 2453724 A1 FR2453724 A1 FR 2453724A1
- Authority
- FR
- France
- Prior art keywords
- high speed
- auxiliary piston
- main
- hydraulic press
- facility
- 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
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/16—Control arrangements for fluid-driven presses
- B30B15/161—Control arrangements for fluid-driven presses controlling the ram speed and ram pressure, e.g. fast approach speed at low pressure, low pressing speed at high pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/16—Control arrangements for fluid-driven presses
- B30B15/18—Control arrangements for fluid-driven presses controlling the reciprocating motion of the ram
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/32—Discharging presses
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Press Drives And Press Lines (AREA)
Abstract
L'INVENTION CONSISTE A REALISER UN VERIN DE PRESSE HYDRAULIQUE A DEUX VITESSES DE DESCENTE DONT UNE RAPIDE ET UNE LENTE DE TRAVAIL A PLEINE PUISSANCE, ET UNE VITESSE RAPIDE DE REMONTEE, CARACTERISE PAR LE FAIT QUE LE PISTON PRINCIPAL EST A SIMPLE TIGE ET ADOUBLE EFFET, QUE LA SECTION UTILE SUPERIEURE EST PLUS GRANDE QUE LA SECTION UTILE INFERIEURE, QUE LE PISTON AUXILIAIRE FIXE EST DU TYPE TRACTEUR AVEC TETE INFERIEURE ET TIGE, ENFIN QUE L'ALESAGE DE COULISSEMENT DE CETTE TETE DE PISTON AUXILIAIRE EST LOGEE A L'INTERIEUR DU PISTON PRINCIPAL, TANDIS QUE LA TIGE DU PISTON AUXILIAIRE TRAVERSE DE MANIERE ETANCHE LA FACE SUPERIEURE DU PISTON PRINCIPAL.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7909355A FR2453724A1 (fr) | 1979-04-12 | 1979-04-12 | Verin de presse hydraulique rapide |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7909355A FR2453724A1 (fr) | 1979-04-12 | 1979-04-12 | Verin de presse hydraulique rapide |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2453724A1 true FR2453724A1 (fr) | 1980-11-07 |
FR2453724B1 FR2453724B1 (fr) | 1982-07-23 |
Family
ID=9224282
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7909355A Granted FR2453724A1 (fr) | 1979-04-12 | 1979-04-12 | Verin de presse hydraulique rapide |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2453724A1 (fr) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3407710A (en) * | 1966-12-14 | 1968-10-29 | Alpha Press Company | Stroke adjustment means for cylinder and piston assembly |
US3452397A (en) * | 1965-10-07 | 1969-07-01 | Rockford Machine Tool Co | Hydraulic actuator for an injection molding machine |
DE2715913A1 (de) * | 1977-04-09 | 1978-10-12 | Eisengiesserei U Maschinenfabr | Hydraulischer pressenzylinder |
-
1979
- 1979-04-12 FR FR7909355A patent/FR2453724A1/fr active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3452397A (en) * | 1965-10-07 | 1969-07-01 | Rockford Machine Tool Co | Hydraulic actuator for an injection molding machine |
US3407710A (en) * | 1966-12-14 | 1968-10-29 | Alpha Press Company | Stroke adjustment means for cylinder and piston assembly |
DE2715913A1 (de) * | 1977-04-09 | 1978-10-12 | Eisengiesserei U Maschinenfabr | Hydraulischer pressenzylinder |
Also Published As
Publication number | Publication date |
---|---|
FR2453724B1 (fr) | 1982-07-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |