FR2326290A1 - Dispositif de commande sous pression pour mecanismes de fermeture de presse a injection - Google Patents

Dispositif de commande sous pression pour mecanismes de fermeture de presse a injection

Info

Publication number
FR2326290A1
FR2326290A1 FR7629074A FR7629074A FR2326290A1 FR 2326290 A1 FR2326290 A1 FR 2326290A1 FR 7629074 A FR7629074 A FR 7629074A FR 7629074 A FR7629074 A FR 7629074A FR 2326290 A1 FR2326290 A1 FR 2326290A1
Authority
FR
France
Prior art keywords
control device
pressure control
injection press
closure mechanisms
press closure
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
Application number
FR7629074A
Other languages
English (en)
Other versions
FR2326290B1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BOY KG DR
Original Assignee
BOY KG DR
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by BOY KG DR filed Critical BOY KG DR
Publication of FR2326290A1 publication Critical patent/FR2326290A1/fr
Application granted granted Critical
Publication of FR2326290B1 publication Critical patent/FR2326290B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/64—Mould opening, closing or clamping devices
    • B29C45/67—Mould opening, closing or clamping devices hydraulic
    • B29C45/6764—Mould opening, closing or clamping devices hydraulic using hydraulically connectable chambers of the clamping cylinder during the mould opening and closing movement
    • B29C45/6771—Mould opening, closing or clamping devices hydraulic using hydraulically connectable chambers of the clamping cylinder during the mould opening and closing movement the connection being provided within the clamping cylinder
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B1/00—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen
    • B30B1/32—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by plungers under fluid pressure
    • B30B1/34—Presses, using a press ram, characterised by the features of the drive therefor, pressure being transmitted directly, or through simple thrust or tension members only, to the press ram or platen by plungers under fluid pressure involving a plurality of plungers acting on the platen

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Actuator (AREA)
FR7629074A 1975-10-02 1976-09-28 Dispositif de commande sous pression pour mecanismes de fermeture de presse a injection Granted FR2326290A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2544105A DE2544105C3 (de) 1975-10-02 1975-10-02 Hydraulische Formschließeinheit einer Spritzgießmaschine

Publications (2)

Publication Number Publication Date
FR2326290A1 true FR2326290A1 (fr) 1977-04-29
FR2326290B1 FR2326290B1 (fr) 1982-05-14

Family

ID=5958120

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7629074A Granted FR2326290A1 (fr) 1975-10-02 1976-09-28 Dispositif de commande sous pression pour mecanismes de fermeture de presse a injection

Country Status (9)

Country Link
US (1) US4128380A (fr)
JP (1) JPS5244383A (fr)
AT (1) AT366957B (fr)
AU (1) AU519740B2 (fr)
BR (1) BR7606602A (fr)
DE (1) DE2544105C3 (fr)
FR (1) FR2326290A1 (fr)
GB (1) GB1535538A (fr)
ZA (1) ZA765918B (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2179402B (en) * 1984-07-11 1988-05-05 Shoketsu Kinzoku Kogyo Kk Slide cylinder
US4836088A (en) * 1985-08-21 1989-06-06 Rome Industries, Inc. Directional control valve and regeneration valve
FR2589390A1 (fr) * 1985-10-30 1987-05-07 Rep Ste Lyonnaise Equip Indls Presse hydraulique a courses d'ouverture et de fermeture rapides
US4944669A (en) * 1989-03-03 1990-07-31 The Dow Chemical Company High tonnage rim press
US5020422A (en) * 1990-01-29 1991-06-04 Sims James O Piston/cylinder assembly
JPH07110509B2 (ja) * 1992-02-05 1995-11-29 日精樹脂工業株式会社 射出成形機の型締装置
GB9225495D0 (en) * 1992-12-05 1993-01-27 Emb Redman Ltd Apparatus and method for moving a die of a pressure die casting machine
DE59406781D1 (de) * 1993-04-07 1998-10-01 Bruno Svoboda Formschliesseinheit
US7374146B2 (en) * 2006-08-22 2008-05-20 Cameron International Corporation Dual-cylinder blowout preventer operator system
WO2012167373A1 (fr) * 2011-06-09 2012-12-13 Husky Injection Molding Systems Ltd. Ensemble de liaison à utiliser dans un moule d'injection
JP7395131B2 (ja) 2020-04-14 2023-12-11 Smc株式会社 流体圧シリンダ

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3818801A (en) * 1971-11-01 1974-06-25 Hydron Inc Fluid actuating mechanism having alternatively selectable fast and slow modes of operation
FR2318730A1 (fr) * 1975-07-23 1977-02-18 Creusot Loire Presse hydraulique

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE233848C (fr) *
US2872700A (en) * 1955-04-19 1959-02-10 Specialty Papers Company Apparatus for injection molding of plastic bottles
US3202179A (en) * 1962-02-05 1965-08-24 Corning Glass Works Fluid amplifiers
US3603210A (en) * 1967-09-25 1971-09-07 Peter Florjancic Hydraulic apparatus, preferably closing apparatus for injection molding machines
US3920364A (en) * 1968-11-19 1975-11-18 Cadogan Rawlinson Christopher Press
DE1950835B2 (de) * 1969-10-09 1971-12-02 Fahr Bucher Gmbh Hydraulische presse druckgussmaschine od dgl insbesondere kunststoffverarbeitende spritzgussmaschine
US3722368A (en) * 1970-06-04 1973-03-27 Aisin Seiki Fluid power steering unit
US3827335A (en) * 1972-05-01 1974-08-06 Us Army Fluid system with angular displacement sensor for axially reciprocating shaft
US4021181A (en) * 1974-04-23 1977-05-03 Karl Hehl Tie rod connection for die closing unit of injection molding machine

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3818801A (en) * 1971-11-01 1974-06-25 Hydron Inc Fluid actuating mechanism having alternatively selectable fast and slow modes of operation
FR2318730A1 (fr) * 1975-07-23 1977-02-18 Creusot Loire Presse hydraulique

Also Published As

Publication number Publication date
GB1535538A (en) 1978-12-13
DE2544105A1 (de) 1977-04-07
US4128380A (en) 1978-12-05
FR2326290B1 (fr) 1982-05-14
AU519740B2 (en) 1981-12-17
BR7606602A (pt) 1977-05-31
ATA713676A (de) 1981-10-15
DE2544105B2 (de) 1979-09-06
ZA765918B (en) 1977-11-30
DE2544105C3 (de) 1980-05-14
AT366957B (de) 1982-05-25
JPS5244383A (en) 1977-04-07
AU1824976A (en) 1978-04-06

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Legal Events

Date Code Title Description
ST Notification of lapse