JPH0519892B2 - - Google Patents

Info

Publication number
JPH0519892B2
JPH0519892B2 JP61088115A JP8811586A JPH0519892B2 JP H0519892 B2 JPH0519892 B2 JP H0519892B2 JP 61088115 A JP61088115 A JP 61088115A JP 8811586 A JP8811586 A JP 8811586A JP H0519892 B2 JPH0519892 B2 JP H0519892B2
Authority
JP
Japan
Prior art keywords
die
hollow shaft
plastic
plug
plug device
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
JP61088115A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62244611A (ja
Inventor
Teiji Shimizu
Junya Ishibashi
Akikuni Ide
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.)
Shibaura Machine Co Ltd
Original Assignee
Toshiba Machine 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 Toshiba Machine Co Ltd filed Critical Toshiba Machine Co Ltd
Priority to JP61088115A priority Critical patent/JPS62244611A/ja
Publication of JPS62244611A publication Critical patent/JPS62244611A/ja
Publication of JPH0519892B2 publication Critical patent/JPH0519892B2/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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
    • B29C48/903—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies externally
    • 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
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/89—Internal treatment, e.g. by applying an internal cooling fluid stream
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9115—Cooling of hollow articles
    • B29C48/912—Cooling of hollow articles of tubular films
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Molding Of Porous Articles (AREA)
JP61088115A 1986-04-18 1986-04-18 プラスチツク筒状物成形用プラグ装置 Granted JPS62244611A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61088115A JPS62244611A (ja) 1986-04-18 1986-04-18 プラスチツク筒状物成形用プラグ装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61088115A JPS62244611A (ja) 1986-04-18 1986-04-18 プラスチツク筒状物成形用プラグ装置

Publications (2)

Publication Number Publication Date
JPS62244611A JPS62244611A (ja) 1987-10-26
JPH0519892B2 true JPH0519892B2 (enrdf_load_stackoverflow) 1993-03-18

Family

ID=13933891

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61088115A Granted JPS62244611A (ja) 1986-04-18 1986-04-18 プラスチツク筒状物成形用プラグ装置

Country Status (1)

Country Link
JP (1) JPS62244611A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1346813B8 (de) * 2002-03-19 2011-11-02 HOSOKAWA ALPINE Aktiengesellschaft Folienblaskopf und Verfahren zur Extrusion eines Schlauches

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3871802A (en) * 1973-06-04 1975-03-18 Owens Illinois Inc Dressing ring for tubular expanded polystyrene cooling mandrel
FR2321229A1 (fr) * 1975-08-13 1977-03-11 Cit Alcatel Procede et appareillage pour controle automatique de graphisme
JPS5440109A (en) * 1977-07-07 1979-03-28 Homitsu Kigoshi Mutation method for seed to be able to increase of wheet and crops yield and to yield to a certain extent when long drought

Also Published As

Publication number Publication date
JPS62244611A (ja) 1987-10-26

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Legal Events

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