ES2158807A1 - Sistema de ajuste de la distribucion de la fuerza de pisado para una pprensa. - Google Patents
Sistema de ajuste de la distribucion de la fuerza de pisado para una pprensa.Info
- Publication number
- ES2158807A1 ES2158807A1 ES009902212A ES9902212A ES2158807A1 ES 2158807 A1 ES2158807 A1 ES 2158807A1 ES 009902212 A ES009902212 A ES 009902212A ES 9902212 A ES9902212 A ES 9902212A ES 2158807 A1 ES2158807 A1 ES 2158807A1
- Authority
- ES
- Spain
- Prior art keywords
- press
- pressure
- distribution
- adjusting
- 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
Landscapes
- Press Drives And Press Lines (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
Sistema de ajuste de la distribución de la fuerza de pisado para una prensa (2) que incluye una pluralidad de velas (3) y un cilindro hidráulico (4) bajo cada vela (3), que permite agrupar dichas velas (3) en zonas (9) de distinta presión conectando sus respectivos cilindros hidráulicos (4) a dichas zonas (9), pudiéndose elegir la presión correspondiente a cada zona (9). Cada zona (9) está constituida por un conducto (10) que tiene una válvula de entrada de aceite (11) y una válvula de salida de aceite (12), estando las salidas de las válvulas de salida (12) conectadas a una válvula proporcional limitadora de presión (14). El proceso de ajuste previo al uso de la prensa (2) consiste en la fijación sucesiva e iterativa de la presión de las distintas zonas (9) a través de dicha válvula limitadora de presión (14).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9902212A ES2158807B1 (es) | 1999-10-07 | 1999-10-07 | Sistema de ajuste de la distribucion de la fuerza de pisado para una pprensa. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES9902212A ES2158807B1 (es) | 1999-10-07 | 1999-10-07 | Sistema de ajuste de la distribucion de la fuerza de pisado para una pprensa. |
Publications (2)
Publication Number | Publication Date |
---|---|
ES2158807A1 true ES2158807A1 (es) | 2001-09-01 |
ES2158807B1 ES2158807B1 (es) | 2002-03-16 |
Family
ID=8310178
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES9902212A Expired - Fee Related ES2158807B1 (es) | 1999-10-07 | 1999-10-07 | Sistema de ajuste de la distribucion de la fuerza de pisado para una pprensa. |
Country Status (1)
Country | Link |
---|---|
ES (1) | ES2158807B1 (es) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008032172A1 (en) * | 2006-09-13 | 2008-03-20 | Toyota Jidosha Kabushiki Kaisha | Press machine and manufacturing method using the same |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5168738A (en) * | 1990-10-05 | 1992-12-08 | Maschinenfabrik J. Dieffenbacher Gmbh & Co. | Control system for a hydroelastic deep-drawing device |
US5255552A (en) * | 1991-02-12 | 1993-10-26 | Maschinenfabrik J. Dieffenbacher Gmbh & Co. | Hydroelastic deep-drawing apparatus |
EP0596696A1 (en) * | 1992-11-05 | 1994-05-11 | Toyota Jidosha Kabushiki Kaisha | Method and device for controlling, checking or optimizing pressure of cushion pin cylinders of press by discharging fluid or initial pressure |
EP0622133A1 (en) * | 1993-04-28 | 1994-11-02 | Toyota Jidosha Kabushiki Kaisha | Method and apparatus for diagnosing press cushioning device, on optimum range of blank-holding force |
-
1999
- 1999-10-07 ES ES9902212A patent/ES2158807B1/es not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5168738A (en) * | 1990-10-05 | 1992-12-08 | Maschinenfabrik J. Dieffenbacher Gmbh & Co. | Control system for a hydroelastic deep-drawing device |
US5255552A (en) * | 1991-02-12 | 1993-10-26 | Maschinenfabrik J. Dieffenbacher Gmbh & Co. | Hydroelastic deep-drawing apparatus |
EP0596696A1 (en) * | 1992-11-05 | 1994-05-11 | Toyota Jidosha Kabushiki Kaisha | Method and device for controlling, checking or optimizing pressure of cushion pin cylinders of press by discharging fluid or initial pressure |
EP0622133A1 (en) * | 1993-04-28 | 1994-11-02 | Toyota Jidosha Kabushiki Kaisha | Method and apparatus for diagnosing press cushioning device, on optimum range of blank-holding force |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008032172A1 (en) * | 2006-09-13 | 2008-03-20 | Toyota Jidosha Kabushiki Kaisha | Press machine and manufacturing method using the same |
Also Published As
Publication number | Publication date |
---|---|
ES2158807B1 (es) | 2002-03-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
EC2A | Search report published |
Date of ref document: 20010120 Kind code of ref document: A1 Effective date: 20010120 |
|
FD1A | Patent lapsed |
Effective date: 20100312 |