JPH0478097B2 - - Google Patents

Info

Publication number
JPH0478097B2
JPH0478097B2 JP62181128A JP18112887A JPH0478097B2 JP H0478097 B2 JPH0478097 B2 JP H0478097B2 JP 62181128 A JP62181128 A JP 62181128A JP 18112887 A JP18112887 A JP 18112887A JP H0478097 B2 JPH0478097 B2 JP H0478097B2
Authority
JP
Japan
Prior art keywords
ring
cooling device
guide
casing
blown film
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 - Lifetime
Application number
JP62181128A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6424725A (en
Inventor
Sanemi Niimoto
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.)
TOMI KIKAI KOGYO KK
Original Assignee
TOMI KIKAI 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 TOMI KIKAI KOGYO KK filed Critical TOMI KIKAI KOGYO KK
Priority to JP62181128A priority Critical patent/JPS6424725A/ja
Publication of JPS6424725A publication Critical patent/JPS6424725A/ja
Publication of JPH0478097B2 publication Critical patent/JPH0478097B2/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
    • B29C48/885—External treatment, e.g. by using air rings for cooling 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
    • 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
    • B29C48/911—Cooling
    • B29C48/9115—Cooling of hollow articles
    • B29C48/912—Cooling of hollow articles of tubular films

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
JP62181128A 1987-07-22 1987-07-22 Cooling apparatus for forming inflation film Granted JPS6424725A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62181128A JPS6424725A (en) 1987-07-22 1987-07-22 Cooling apparatus for forming inflation film

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62181128A JPS6424725A (en) 1987-07-22 1987-07-22 Cooling apparatus for forming inflation film

Publications (2)

Publication Number Publication Date
JPS6424725A JPS6424725A (en) 1989-01-26
JPH0478097B2 true JPH0478097B2 (en]) 1992-12-10

Family

ID=16095358

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62181128A Granted JPS6424725A (en) 1987-07-22 1987-07-22 Cooling apparatus for forming inflation film

Country Status (1)

Country Link
JP (1) JPS6424725A (en])

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102006039563B3 (de) 2006-08-23 2007-11-08 Windmöller & Hölscher Kg Schlauchfolienextrusionsvorrichtung
CN108638478B (zh) * 2018-05-30 2023-11-07 联塑市政管道（河北）有限公司 一种可自动清理杂质的预冷水环
JP7299435B1 (ja) * 2023-02-24 2023-06-27 株式会社プラコー インフレーション成形機の冷却装置

Also Published As

Publication number Publication date
JPS6424725A (en) 1989-01-26

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