JPH0544894B2 - - Google Patents

Info

Publication number
JPH0544894B2
JPH0544894B2 JP16494090A JP16494090A JPH0544894B2 JP H0544894 B2 JPH0544894 B2 JP H0544894B2 JP 16494090 A JP16494090 A JP 16494090A JP 16494090 A JP16494090 A JP 16494090A JP H0544894 B2 JPH0544894 B2 JP H0544894B2
Authority
JP
Japan
Prior art keywords
screw
backflow
injection
signal
stroke
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.)
Expired - Fee Related
Application number
JP16494090A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0453720A (ja
Inventor
Tadao Egi
Masatoshi Kaneoka
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.)
Japan Steel Works Ltd
Original Assignee
Japan Steel Works Ltd
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 Japan Steel Works Ltd filed Critical Japan Steel Works Ltd
Priority to JP16494090A priority Critical patent/JPH0453720A/ja
Publication of JPH0453720A publication Critical patent/JPH0453720A/ja
Publication of JPH0544894B2 publication Critical patent/JPH0544894B2/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
    • 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
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/47—Means for plasticising or homogenising the moulding material or forcing it into the mould using screws
    • B29C45/50—Axially movable screw
    • B29C45/52—Non-return devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
JP16494090A 1990-06-22 1990-06-22 射出成形機の射出装置の逆流ストローク算出方法及び装置 Granted JPH0453720A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16494090A JPH0453720A (ja) 1990-06-22 1990-06-22 射出成形機の射出装置の逆流ストローク算出方法及び装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16494090A JPH0453720A (ja) 1990-06-22 1990-06-22 射出成形機の射出装置の逆流ストローク算出方法及び装置

Publications (2)

Publication Number Publication Date
JPH0453720A JPH0453720A (ja) 1992-02-21
JPH0544894B2 true JPH0544894B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1993-07-07

Family

ID=15802741

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16494090A Granted JPH0453720A (ja) 1990-06-22 1990-06-22 射出成形機の射出装置の逆流ストローク算出方法及び装置

Country Status (1)

Country Link
JP (1) JPH0453720A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH066319B2 (ja) * 1990-11-29 1994-01-26 株式会社新潟鐵工所 射出成形機におけるスクリュのストローク制御方法
JP4137973B2 (ja) 2006-12-20 2008-08-20 ファナック株式会社 射出成形機
JP4156651B2 (ja) 2007-02-15 2008-09-24 ファナック株式会社 射出成形機の逆流防止弁閉鎖状態判別方法
JP4171515B2 (ja) 2007-02-15 2008-10-22 ファナック株式会社 射出成形機
JP4199285B1 (ja) 2007-06-06 2008-12-17 ファナック株式会社 射出成形機及び逆流防止弁閉鎖判別方法
DE102023205218A1 (de) * 2023-06-05 2024-12-05 Sumitomo (Shi) Demag Plastics Machinery Gmbh Verfahren zum Betrieb einer Spritzgießmaschine, Spritzgießmaschine und Computerprogrammprodukt

Also Published As

Publication number Publication date
JPH0453720A (ja) 1992-02-21

Similar Documents

Publication Publication Date Title
CN101318374A (zh) 具有具备止回阀的螺杆的注塑成型机及注塑成型机
JPS60199623A (ja) 射出成形機の可塑化制御方法
JPH09123241A (ja) スクリュプリプラ式射出成形装置の射出制御方法
JPH0544894B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPH04201225A (ja) 射出成形機におけるスクリュのストローク制御方法
JPH0433616B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP3542541B2 (ja) 射出成形方法
JP6795716B1 (ja) 射出装置および射出制御方法
JPH09207180A (ja) スクリュプリプラ式射出装置
JP2769648B2 (ja) 射出成形機
JP3079560B2 (ja) プリプラ式射出成形機およびその制御方法
JP4367172B2 (ja) 射出装置及び射出成形方法
JP3554739B2 (ja) プリプラ式射出成形機における計量方法
JP3262220B2 (ja) 金属材料の溶融射出装置及び金属材料の完全溶融射出成形方法
JP3181738B2 (ja) スクリュプリプラ式射出成形機とその計量方法
JP2908091B2 (ja) 射出成形機の逆流防止弁
JPS645823B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP3285143B2 (ja) プリプラ式射出成形機における逆流防止方法
GB1567791A (en) Method of and apparatus for injection moulding
JP2626830B2 (ja) 樹脂成形スクリュ用逆止リング
JP3737716B2 (ja) 射出成形機の射出制御方法
JPH053815B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP3159014B2 (ja) プリプラ式射出装置における計量方法
JPS6130891B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JPH0592461A (ja) インラインスクリユー式射出成形機の計量制御方法

Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees