JPS61175008A - ブロ−成形装置におけるバリソンの肉厚制御装置 - Google Patents

ブロ−成形装置におけるバリソンの肉厚制御装置

Info

Publication number
JPS61175008A
JPS61175008A JP60017142A JP1714285A JPS61175008A JP S61175008 A JPS61175008 A JP S61175008A JP 60017142 A JP60017142 A JP 60017142A JP 1714285 A JP1714285 A JP 1714285A JP S61175008 A JPS61175008 A JP S61175008A
Authority
JP
Japan
Prior art keywords
parison
signal
thickness
comparator
nozzle
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
JP60017142A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0479294B2 (enrdf_load_stackoverflow
Inventor
Hisahiko Fukase
久彦 深瀬
Yoshiharu Shidara
設楽　義晴
Akihiro Nomura
昭博 野村
Akira Iwawaki
岩脇　章
Kinshiro Kojima
小嶋　金四郎
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.)
IHI Corp
Original Assignee
Ishikawajima Harima Heavy Industries Co 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 Ishikawajima Harima Heavy Industries Co Ltd filed Critical Ishikawajima Harima Heavy Industries Co Ltd
Priority to JP60017142A priority Critical patent/JPS61175008A/ja
Publication of JPS61175008A publication Critical patent/JPS61175008A/ja
Publication of JPH0479294B2 publication Critical patent/JPH0479294B2/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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/325—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles being adjustable, i.e. having adjustable exit sections
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92114—Dimensions
    • B29C2948/92152—Thickness
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92428—Calibration, after-treatment, or cooling zone
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92609—Dimensions
    • B29C2948/92647—Thickness
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92904—Die; Nozzle zone
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/475—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using pistons, accumulators or press rams

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
JP60017142A 1985-01-31 1985-01-31 ブロ−成形装置におけるバリソンの肉厚制御装置 Granted JPS61175008A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60017142A JPS61175008A (ja) 1985-01-31 1985-01-31 ブロ−成形装置におけるバリソンの肉厚制御装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60017142A JPS61175008A (ja) 1985-01-31 1985-01-31 ブロ−成形装置におけるバリソンの肉厚制御装置

Publications (2)

Publication Number Publication Date
JPS61175008A true JPS61175008A (ja) 1986-08-06
JPH0479294B2 JPH0479294B2 (enrdf_load_stackoverflow) 1992-12-15

Family

ID=11935750

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60017142A Granted JPS61175008A (ja) 1985-01-31 1985-01-31 ブロ−成形装置におけるバリソンの肉厚制御装置

Country Status (1)

Country Link
JP (1) JPS61175008A (enrdf_load_stackoverflow)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01128821A (ja) * 1987-11-16 1989-05-22 Fujikura Ltd プラスチックチューブの肉厚調整方法
US5102602A (en) * 1990-06-04 1992-04-07 Plastics Usa Corporation Adjustable diehead
EP0945245A1 (de) * 1998-03-27 1999-09-29 Harald Feuerherm Verfahren zum Extrusionsblasverfahren von Hohlkörpern und Strangpresskopf zur Durchführung des Verfahrens
WO2013057304A1 (de) * 2011-10-21 2013-04-25 Heinz Gross Extrusionskopf und verfahren zur herstellung von hohlkörpern

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01128821A (ja) * 1987-11-16 1989-05-22 Fujikura Ltd プラスチックチューブの肉厚調整方法
US5102602A (en) * 1990-06-04 1992-04-07 Plastics Usa Corporation Adjustable diehead
EP0945245A1 (de) * 1998-03-27 1999-09-29 Harald Feuerherm Verfahren zum Extrusionsblasverfahren von Hohlkörpern und Strangpresskopf zur Durchführung des Verfahrens
WO2013057304A1 (de) * 2011-10-21 2013-04-25 Heinz Gross Extrusionskopf und verfahren zur herstellung von hohlkörpern
US9676134B2 (en) 2011-10-21 2017-06-13 Heinz Gross Extrusion head and method for producing hollow bodies

Also Published As

Publication number Publication date
JPH0479294B2 (enrdf_load_stackoverflow) 1992-12-15

Similar Documents

Publication Publication Date Title
US3940221A (en) Thickness control system for an extrusion die
US4678420A (en) Injection molding machine with auxiliary packing means
US4551289A (en) Method of and apparatus for maintaining a constant wall thickness for an extruded article
US3341388A (en) Method and apparatus for the uniform extruding of thermoplastic film
US5489402A (en) Method for regulatiing the individual layer thicknesses of a coextruded multilayer plastic web
GB2141844A (en) A method of monitoring and controlling the production of extruded profiles and an apparatus incorporating such means
US7018191B2 (en) Plastics extruder dimension and viscosity control system
GB1581450A (en) Manufacture of extruded plastics products
KR910000498B1 (ko) 플라스틱 블로우 성형에 있어서의 파리손의 두께 제어방법
US5630982A (en) Method and apparatus for extruding plastic tubing
US5529730A (en) Methods and apparatus for controlling the bead height in a plastic web extruder
US3341888A (en) Automatic control system and method
JPH09506838A (ja) 平坦路断面を有した調整可能なスロットル
JPS61175008A (ja) ブロ−成形装置におけるバリソンの肉厚制御装置
JPH0413464A (ja) ダイカスト金型のガス抜き制御方法および装置
US7278310B1 (en) Non-invasive measurement system
JP2833673B2 (ja) ブロー成形機の型締制御方法および装置
JPH07119032B2 (ja) 射出成形機等における流体の射出方法並びにこの射出方法に使用する温度と圧力の測定方法
US2952871A (en) Flow path compensator
JPH03143609A (ja) ゴムホース製造用マンドレル並びに該マンドレルを用いる押出装置及び該装置によるゴムホースの製造方法
JP2019025815A (ja) ゴム製品の製造方法および装置
JP2620535B2 (ja) 中空成形機のパリソンコントローラ
JPS62202712A (ja) パリスンの押出方法及びその装置
JPS59103735A (ja) 熱可塑性樹脂押出成形品の製造方法
JPS5925649B2 (ja) ブロ−成形用パリソンの断面積分布制御方法