FR2439079A1 - Unite autonome de gavage hydraulique par accumulateur d'une installation de commande par pompe d'une presse a injecter - Google Patents

Unite autonome de gavage hydraulique par accumulateur d'une installation de commande par pompe d'une presse a injecter

Info

Publication number
FR2439079A1
FR2439079A1 FR7829865A FR7829865A FR2439079A1 FR 2439079 A1 FR2439079 A1 FR 2439079A1 FR 7829865 A FR7829865 A FR 7829865A FR 7829865 A FR7829865 A FR 7829865A FR 2439079 A1 FR2439079 A1 FR 2439079A1
Authority
FR
France
Prior art keywords
moulding
machine
hydraulic circuit
cycle
reciprocating screw
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.)
Pending
Application number
FR7829865A
Other languages
English (en)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR7829865A priority Critical patent/FR2439079A1/fr
Publication of FR2439079A1 publication Critical patent/FR2439079A1/fr
Pending 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
    • B29C45/76—Measuring, controlling or regulating
    • B29C45/82—Hydraulic or pneumatic circuits
    • 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
    • F15B1/00—Installations or systems with accumulators; Supply reservoir or sump assemblies
    • F15B1/02—Installations or systems with accumulators

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • General Engineering & Computer Science (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)

Abstract

MATERIEL HYDRAULIQUE. L'UNITE COMPREND UN ENSEMBLE DE GAVAGE 19 COMPORTANT UNE CAPACITE DE GAVAGE 20 ASSOCIE A UN ORGANE HYDRAULIQUE DE RAPPEL 24 ET DIVISE PAR LES CLOISONS 21 EN UN COMPARTIMENT DE TRANSFERT 22 PROLONGE PAR UNE CANALISATION D'INTERCOMMUNICATION 29 ET EN UN COMPARTIMENT DE COMMANDE 23 RELIE A UN ACCUMULATEUR HYDRAULIQUE 35, D'AUTRE PART, UNE LIGNE 31 D'ALIMENTATION DE L'ORGANE HYDRAULIQUE DE RAPPEL ET, PAR AILLEURS, UNE POMPE 42 DONT LE CIRCUIT DE REFOULEMENT EST RACCORDE A LA LIGNE 31 PAR UN DISTRIBUTEUR A TROIS VOIES 33. APPLICATION A L'ALIMENTATION DE MACHINES A INJECTER LES MATIERES PLASTIQUES.
FR7829865A 1978-10-16 1978-10-16 Unite autonome de gavage hydraulique par accumulateur d'une installation de commande par pompe d'une presse a injecter Pending FR2439079A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7829865A FR2439079A1 (fr) 1978-10-16 1978-10-16 Unite autonome de gavage hydraulique par accumulateur d'une installation de commande par pompe d'une presse a injecter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7829865A FR2439079A1 (fr) 1978-10-16 1978-10-16 Unite autonome de gavage hydraulique par accumulateur d'une installation de commande par pompe d'une presse a injecter

Publications (1)

Publication Number Publication Date
FR2439079A1 true FR2439079A1 (fr) 1980-05-16

Family

ID=9213958

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7829865A Pending FR2439079A1 (fr) 1978-10-16 1978-10-16 Unite autonome de gavage hydraulique par accumulateur d'une installation de commande par pompe d'une presse a injecter

Country Status (1)

Country Link
FR (1) FR2439079A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2554179A1 (fr) * 1983-11-02 1985-05-03 Gtm Ets Sa Procede pour alimenter en fluide hydraulique, en continu et par impulsion controlee, un verin hydraulique travaillant normalement en continu, et dispositif pour la mise en oeuvre du procede
CN107461369A (zh) * 2016-06-06 2017-12-12 上海今谷机械有限公司 一种液压快速增压缸及油路系统

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1445287A (fr) * 1965-08-25 1966-07-08 Salzgitter Maschinen Ag Entraînement hydraulique pour machines de travail, par exemple pour machines à mouler par injection
FR2034646A1 (en) * 1969-03-04 1970-12-11 Vihorlat Np Compression device for continuously - regulating pressure applied by hydraulic

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1445287A (fr) * 1965-08-25 1966-07-08 Salzgitter Maschinen Ag Entraînement hydraulique pour machines de travail, par exemple pour machines à mouler par injection
FR2034646A1 (en) * 1969-03-04 1970-12-11 Vihorlat Np Compression device for continuously - regulating pressure applied by hydraulic

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2554179A1 (fr) * 1983-11-02 1985-05-03 Gtm Ets Sa Procede pour alimenter en fluide hydraulique, en continu et par impulsion controlee, un verin hydraulique travaillant normalement en continu, et dispositif pour la mise en oeuvre du procede
EP0147256A1 (fr) * 1983-11-02 1985-07-03 Gtm-Entrepose Alimentation d'un verin en fluide hydraulique en continu et par impulsion controlée
CN107461369A (zh) * 2016-06-06 2017-12-12 上海今谷机械有限公司 一种液压快速增压缸及油路系统

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