JPS57142337A - Method and apparatus for automatically controlling injection molding - Google Patents

Method and apparatus for automatically controlling injection molding

Info

Publication number
JPS57142337A
JPS57142337A JP2863581A JP2863581A JPS57142337A JP S57142337 A JPS57142337 A JP S57142337A JP 2863581 A JP2863581 A JP 2863581A JP 2863581 A JP2863581 A JP 2863581A JP S57142337 A JPS57142337 A JP S57142337A
Authority
JP
Japan
Prior art keywords
pressure
signal
cavity
gate
comparator
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
JP2863581A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6324452B2 (fr
Inventor
Isao Sato
Kazuo Maehara
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.)
Asahi Kasei Corp
Asahi Chemical Industry Co Ltd
Original Assignee
Asahi Chemical Industry Co Ltd
Asahi Kasei Kogyo KK
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 Asahi Chemical Industry Co Ltd, Asahi Kasei Kogyo KK filed Critical Asahi Chemical Industry Co Ltd
Priority to JP2863581A priority Critical patent/JPS57142337A/ja
Publication of JPS57142337A publication Critical patent/JPS57142337A/ja
Publication of JPS6324452B2 publication Critical patent/JPS6324452B2/ja
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
    • B29C45/76—Measuring, controlling or regulating
    • B29C45/77—Measuring, controlling or regulating of velocity or pressure of moulding material

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
JP2863581A 1981-02-28 1981-02-28 Method and apparatus for automatically controlling injection molding Granted JPS57142337A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2863581A JPS57142337A (en) 1981-02-28 1981-02-28 Method and apparatus for automatically controlling injection molding

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2863581A JPS57142337A (en) 1981-02-28 1981-02-28 Method and apparatus for automatically controlling injection molding

Publications (2)

Publication Number Publication Date
JPS57142337A true JPS57142337A (en) 1982-09-03
JPS6324452B2 JPS6324452B2 (fr) 1988-05-20

Family

ID=12253990

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2863581A Granted JPS57142337A (en) 1981-02-28 1981-02-28 Method and apparatus for automatically controlling injection molding

Country Status (1)

Country Link
JP (1) JPS57142337A (fr)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0171609A3 (fr) * 1984-08-14 1986-12-30 MANNESMANN Aktiengesellschaft Dispositif pour commander et/ou limiter la force d'ouverture du moule dans les machines à mouler par injection
US4780256A (en) * 1984-06-25 1988-10-25 Toshiba Kikai Kabushiki Kaisha Methods for controlling injection molding machines
US4851171A (en) * 1985-05-14 1989-07-25 Nissei Plastics Industrial Co., Ltd. Method and apparatus for controlling back pressure in injection molding machine
US4851170A (en) * 1985-04-12 1989-07-25 Nissei Plastics Industrial Co., Ltd. Injection control method of injection molding machine
WO1997012740A3 (fr) * 1995-10-02 1997-07-03 Arburg Gmbh & Co Procede de regulation de la courbe de pression interne d'outils dans une machine a fonctionnement cyclique

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4780256A (en) * 1984-06-25 1988-10-25 Toshiba Kikai Kabushiki Kaisha Methods for controlling injection molding machines
EP0171609A3 (fr) * 1984-08-14 1986-12-30 MANNESMANN Aktiengesellschaft Dispositif pour commander et/ou limiter la force d'ouverture du moule dans les machines à mouler par injection
US4851170A (en) * 1985-04-12 1989-07-25 Nissei Plastics Industrial Co., Ltd. Injection control method of injection molding machine
US4851171A (en) * 1985-05-14 1989-07-25 Nissei Plastics Industrial Co., Ltd. Method and apparatus for controlling back pressure in injection molding machine
WO1997012740A3 (fr) * 1995-10-02 1997-07-03 Arburg Gmbh & Co Procede de regulation de la courbe de pression interne d'outils dans une machine a fonctionnement cyclique
US5945046A (en) * 1995-10-02 1999-08-31 Arburg Gmbh + Co. Process for regulating the tool inner pressure curve of a cyclically working machine

Also Published As

Publication number Publication date
JPS6324452B2 (fr) 1988-05-20

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