SG79266A1 - Back pressure control for an injection molding machine - Google Patents

Back pressure control for an injection molding machine

Info

Publication number
SG79266A1
SG79266A1 SG9903461A SG1999003461A SG79266A1 SG 79266 A1 SG79266 A1 SG 79266A1 SG 9903461 A SG9903461 A SG 9903461A SG 1999003461 A SG1999003461 A SG 1999003461A SG 79266 A1 SG79266 A1 SG 79266A1
Authority
SG
Singapore
Prior art keywords
injection molding
pressure control
molding machine
back pressure
machine
Prior art date
Application number
SG9903461A
Other languages
English (en)
Inventor
Hara Hitoshi
Original Assignee
Sumitomo Heavy Industries
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 Sumitomo Heavy Industries filed Critical Sumitomo Heavy Industries
Publication of SG79266A1 publication Critical patent/SG79266A1/en

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
    • B29C45/76—Measuring, controlling or regulating
    • B29C45/77—Measuring, controlling or regulating of velocity or pressure of moulding material
    • 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
    • B29C2045/1784—Component parts, details or accessories not otherwise provided for; Auxiliary operations not otherwise provided for
    • B29C2045/1792—Machine parts driven by an electric motor, e.g. electric servomotor
    • 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
    • B29C45/5008—Drive means therefor
    • B29C2045/5032—Drive means therefor using means for detecting injection or back pressures
    • 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
    • B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
    • B29C2945/76—Measuring, controlling or regulating
    • B29C2945/76003—Measured parameter
    • B29C2945/76006—Pressure
    • 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
    • B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
    • B29C2945/76—Measuring, controlling or regulating
    • B29C2945/76003—Measured parameter
    • B29C2945/76083—Position
    • 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
    • B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
    • B29C2945/76—Measuring, controlling or regulating
    • B29C2945/76177—Location of measurement
    • B29C2945/7618—Injection unit
    • B29C2945/76187—Injection unit screw
    • 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
    • B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
    • B29C2945/76—Measuring, controlling or regulating
    • B29C2945/76177—Location of measurement
    • B29C2945/76287—Moulding material
    • 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
    • B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
    • B29C2945/76—Measuring, controlling or regulating
    • B29C2945/76344—Phase or stage of measurement
    • B29C2945/76367—Metering
    • 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
    • B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
    • B29C2945/76—Measuring, controlling or regulating
    • B29C2945/76494—Controlled parameter
    • B29C2945/76498—Pressure
    • 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
    • B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
    • B29C2945/76—Measuring, controlling or regulating
    • B29C2945/76655—Location of control
    • B29C2945/76658—Injection unit
    • B29C2945/76665—Injection unit screw
    • 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
    • B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
    • B29C2945/76—Measuring, controlling or regulating
    • B29C2945/76822—Phase or stage of control
    • B29C2945/76846—Metering
    • 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
    • B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
    • B29C2945/76—Measuring, controlling or regulating
    • B29C2945/76929—Controlling method
    • B29C2945/76939—Using stored or historical data sets
    • B29C2945/76943—Using stored or historical data sets compare with thresholds
SG9903461A 1998-07-02 1999-07-01 Back pressure control for an injection molding machine SG79266A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18713098A JP3440406B2 (ja) 1998-07-02 1998-07-02 射出成形機の背圧制御方法及び背圧制御装置

Publications (1)

Publication Number Publication Date
SG79266A1 true SG79266A1 (en) 2001-03-20

Family

ID=16200657

Family Applications (1)

Application Number Title Priority Date Filing Date
SG9903461A SG79266A1 (en) 1998-07-02 1999-07-01 Back pressure control for an injection molding machine

Country Status (7)

Country Link
US (1) US6371748B1 (ko)
EP (1) EP0968808B1 (ko)
JP (1) JP3440406B2 (ko)
KR (1) KR100473922B1 (ko)
CN (1) CN1121934C (ko)
SG (1) SG79266A1 (ko)
TW (1) TW475913B (ko)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1212916C (zh) * 2000-02-07 2005-08-03 株式会社名机制作所 注射模塑成形机的控制方法和注射模塑成形机
US20020100992A1 (en) * 2000-12-02 2002-08-01 Battenfeld Service Gmbh Method for operating an injection unit for an injection molding machine
DE10135539A1 (de) * 2001-07-20 2003-03-27 Mannesmann Plastics Machinery Regelverfahren für eine Spritgießmaschine
TW542778B (en) * 2001-09-14 2003-07-21 Sumitomo Heavy Industries Injection apparatus
US6821103B2 (en) * 2001-11-15 2004-11-23 Toshiba Machines Co., Ltd. Injection molding machine
JP3649714B2 (ja) * 2002-11-05 2005-05-18 ファナック株式会社 射出成形機の制御装置
JP4376827B2 (ja) * 2005-06-13 2009-12-02 日精樹脂工業株式会社 射出成形機の計量制御方法
JP4027381B2 (ja) * 2005-06-28 2007-12-26 ファナック株式会社 射出成形機の射出装置
US7767119B2 (en) * 2005-09-29 2010-08-03 Plakor Co., Ltd. Gas injecting device of cylinder for injection molding machine, and method for controlling amount of gas injected into barrel of injection molding machine
JP4038226B2 (ja) * 2006-02-22 2008-01-23 ファナック株式会社 射出成形機の計量方法及び制御装置
JP4231517B2 (ja) * 2006-09-12 2009-03-04 日精樹脂工業株式会社 射出成形機の計量制御方法
KR100785633B1 (ko) * 2006-09-12 2007-12-12 엘에스전선 주식회사 전동사출 성형 장치
JP4763081B1 (ja) * 2010-02-26 2011-08-31 ファナック株式会社 計量背圧設定手段を有する射出成形機
JP5351307B1 (ja) 2012-06-11 2013-11-27 ファナック株式会社 射出成形機の圧力制御装置
CN103660217A (zh) * 2012-09-20 2014-03-26 东莞市科盛实业有限公司 一种液态硅胶注射机的计量装置
JP6026219B2 (ja) * 2012-10-22 2016-11-16 住友重機械工業株式会社 射出成形機
TWI680048B (zh) 2016-03-04 2019-12-21 台達電子工業股份有限公司 注塑機控制系統及方法
JP6629112B2 (ja) * 2016-03-24 2020-01-15 住友重機械工業株式会社 射出装置
CN114953331B (zh) * 2022-05-25 2022-12-20 浙江和和塑胶有限公司 一种用于雨鞋鞋面成型的注射机及其生产工艺

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62234912A (ja) * 1986-04-07 1987-10-15 Sumitomo Heavy Ind Ltd 電動式射出成形機の背圧制御方法
JPS63126716A (ja) * 1986-11-18 1988-05-30 Toyo Mach & Metal Co Ltd 射出成形機
JPH0393552A (ja) * 1989-09-06 1991-04-18 Nec Corp サーマルヘッド
JPH03227215A (ja) * 1990-02-02 1991-10-08 Sumitomo Heavy Ind Ltd 射出成形機の自動運転時の計量制御装置
JPH09187847A (ja) * 1994-06-22 1997-07-22 Toshiba Mach Co Ltd 射出成形機の可塑化工程制御方法
JPH09300410A (ja) * 1996-05-13 1997-11-25 Japan Steel Works Ltd:The 電動射出成形機の背圧制御方法

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6131221A (ja) 1984-07-24 1986-02-13 Nissei Plastics Ind Co 射出成形機における背圧力制御方法
EP0230488B2 (en) * 1984-07-24 1997-04-09 Nissei Plastic Industrial Co., Ltd. Method for controlling back pressure in electrically-operated injection apparatus
JPS61110524A (ja) * 1984-11-02 1986-05-28 Fanuc Ltd 射出成形機の計量制御方法
KR900001932A (ko) * 1988-07-04 1990-02-27 조태형 댐의 콘크리트 차수벽 시공장치
JP2585103B2 (ja) * 1989-08-21 1997-02-26 松下電工株式会社 射出成形方法
JPH03121824A (ja) * 1989-10-04 1991-05-23 Mitsubishi Heavy Ind Ltd 射出成形機可塑化制御装置
JP2938933B2 (ja) 1990-05-24 1999-08-25 ポリマテック株式会社 表示板一体成型法
JP2913233B2 (ja) * 1992-08-10 1999-06-28 住友重機械工業株式会社 電動式射出成形機の圧力制御装置
US5371450A (en) * 1992-08-10 1994-12-06 Sumitomo Heavy Industries, Ltd. Control unit capable of smoothly carrying out a switching operation between position and pressure feedback control systems
US5380181A (en) * 1993-06-21 1995-01-10 Sumitomo Heavy Industries, Ltd. Control device for an electric injection molding machine
US5518671A (en) * 1993-10-20 1996-05-21 Nissei Plastic Industrial Co., Ltd. Method of setting molding conditions for an injection molding machine
JP3280792B2 (ja) * 1994-01-26 2002-05-13 ファナック株式会社 射出成形機におけるリザーバ内圧調整装置
KR970002297A (ko) * 1995-06-08 1997-01-24 권문구 트롤리 와이어용 통전 내마모 시험기
JP2880675B2 (ja) 1995-12-26 1999-04-12 住友重機械工業株式会社 電動射出成形機
JPH09216266A (ja) * 1996-02-13 1997-08-19 Toyo Mach & Metal Co Ltd 射出成形機の制御方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62234912A (ja) * 1986-04-07 1987-10-15 Sumitomo Heavy Ind Ltd 電動式射出成形機の背圧制御方法
JPS63126716A (ja) * 1986-11-18 1988-05-30 Toyo Mach & Metal Co Ltd 射出成形機
JPH0393552A (ja) * 1989-09-06 1991-04-18 Nec Corp サーマルヘッド
JPH03227215A (ja) * 1990-02-02 1991-10-08 Sumitomo Heavy Ind Ltd 射出成形機の自動運転時の計量制御装置
JPH09187847A (ja) * 1994-06-22 1997-07-22 Toshiba Mach Co Ltd 射出成形機の可塑化工程制御方法
JPH09300410A (ja) * 1996-05-13 1997-11-25 Japan Steel Works Ltd:The 電動射出成形機の背圧制御方法

Also Published As

Publication number Publication date
EP0968808A3 (en) 2003-10-08
CN1121934C (zh) 2003-09-24
CN1242285A (zh) 2000-01-26
JP3440406B2 (ja) 2003-08-25
KR20000011408A (ko) 2000-02-25
JP2000015681A (ja) 2000-01-18
TW475913B (en) 2002-02-11
KR100473922B1 (ko) 2005-03-07
EP0968808A2 (en) 2000-01-05
US6371748B1 (en) 2002-04-16
EP0968808B1 (en) 2012-11-07

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