AT308377B - Hydraulische steuerung fuer einen beidseitig beaufschlagbaren druckzylinder zum antrieb von verarbeitungsmaschinen - Google Patents

Hydraulische steuerung fuer einen beidseitig beaufschlagbaren druckzylinder zum antrieb von verarbeitungsmaschinen

Info

Publication number
AT308377B
AT308377B AT935869A AT935869A AT308377B AT 308377 B AT308377 B AT 308377B AT 935869 A AT935869 A AT 935869A AT 935869 A AT935869 A AT 935869A AT 308377 B AT308377 B AT 308377B
Authority
AT
Austria
Prior art keywords
double
hydraulic control
pressure cylinder
sided pressure
processing machines
Prior art date
Application number
AT935869A
Other languages
English (en)
Inventor
Eberhard Dipl Ing Hilpert
Original Assignee
Plast Elastverarbeitungsmasch
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 Plast Elastverarbeitungsmasch filed Critical Plast Elastverarbeitungsmasch
Application granted granted Critical
Publication of AT308377B publication Critical patent/AT308377B/de

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
    • B29C45/68—Mould opening, closing or clamping devices hydro-mechanical
    • B29C45/681—Mould opening, closing or clamping devices hydro-mechanical using a toggle mechanism as mould clamping device
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30505—Non-return valves, i.e. check valves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/305—Directional control characterised by the type of valves
    • F15B2211/30525—Directional control valves, e.g. 4/3-directional control valve
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/31—Directional control characterised by the positions of the valve element
    • F15B2211/3105—Neutral or centre positions
    • F15B2211/3111—Neutral or centre positions the pump port being closed in the centre position, e.g. so-called closed centre
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/32—Directional control characterised by the type of actuation
    • F15B2211/327—Directional control characterised by the type of actuation electrically or electronically
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
    • F15B2211/7051—Linear output members
    • F15B2211/7053—Double-acting output members

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Actuator (AREA)
AT935869A 1968-12-02 1969-10-03 Hydraulische steuerung fuer einen beidseitig beaufschlagbaren druckzylinder zum antrieb von verarbeitungsmaschinen AT308377B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD13635768 1968-12-02

Publications (1)

Publication Number Publication Date
AT308377B true AT308377B (de) 1973-07-10

Family

ID=5480628

Family Applications (1)

Application Number Title Priority Date Filing Date
AT935869A AT308377B (de) 1968-12-02 1969-10-03 Hydraulische steuerung fuer einen beidseitig beaufschlagbaren druckzylinder zum antrieb von verarbeitungsmaschinen

Country Status (3)

Country Link
AT (1) AT308377B (de)
CS (1) CS152339B2 (de)
DE (1) DE1949960A1 (de)

Also Published As

Publication number Publication date
DE1949960A1 (de) 1970-06-18
CS152339B2 (de) 1973-12-19

Similar Documents

Publication Publication Date Title
BR6681976D0 (pt) Maquina de lavar sob pressao controlada hidraulicamente
BE819966A (fr) Perfectionnements aux pistons des machines hydrauliques haute-pression
BR7302498D0 (pt) Um cilindro hidraulico um cilindro hidraulico
AT292464B (de) Hydraulische Zahnradmaschine
AT286747B (de) Hydraulische Blechbearbeitungsmaschine
CH503321A (de) Regeleinrichtung für eine hubveränderbare Hydromaschine
CH496926A (de) Einrichtung zum Überdecken von automatisch arbeitenden Arbeitsmaschinen
NL148685B (nl) Hydraulische aandrijfinrichting met een dubbelwerkende arbeidscilinder.
CH499718A (de) Hydraulische Drehkolbenmaschine
FR2330277A5 (fr) Machine hydraulique
AT308377B (de) Hydraulische steuerung fuer einen beidseitig beaufschlagbaren druckzylinder zum antrieb von verarbeitungsmaschinen
AT336360B (de) Gehauseausbildung fur einen doppelzylinderantrieb
DE6750745U (de) Boerdelmaschine zum boerdeln von kesselboeden
BE790965A (fr) Perfectionnements aux presses a mitrailles,
NL161841B (nl) Hydraulische machine met draaizuigers.
AT277772B (de) Hydraulikpumpe mit pneumatischem Antrieb
IT963281B (it) Perfezionamenti in o relativi a comandi per attuatori idraulici
CH498294A (de) Mit Fluidumdruck arbeitende Maschine
AT318663B (de) Nach dem Eintourenprinzip arbeitende Zylindermaschine zum Stanzen flächiger Werkstücke
CH471328A (de) Vorrichtung zum Zuführen von Druckflüssigkeit zu einem umlaufenden, doppeltwirkenden Hydraulikzylinder
CH488501A (de) Maschine zum Herstellen von Rohr mit Schraubennaht
FI43570C (fi) Hydraulisen koneen ohjauslaite
IT993050B (it) Perfezionamenti a presse idrauliche
BR7303026D0 (pt) Um processo de controlar o funcionamento de maquinas motrizes
CH472577A (fr) Machine hydraulique