JP2000318020A - ２層状中空成形品のブロー成形用ヘッド - Google Patents

２層状中空成形品のブロー成形用ヘッド

Info

Publication number
JP2000318020A
JP2000318020A JP11130798A JP13079899A JP2000318020A JP 2000318020 A JP2000318020 A JP 2000318020A JP 11130798 A JP11130798 A JP 11130798A JP 13079899 A JP13079899 A JP 13079899A JP 2000318020 A JP2000318020 A JP 2000318020A
Authority
JP
Japan
Prior art keywords
mandrel
resin
cylindrical
flow path
layer
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.)
Pending
Application number
JP11130798A
Other languages
English (en)
Japanese (ja)
Other versions
JP2000318020A5 (enExample
Inventor
Mikio Uchiyama
幹夫 内山
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.)
Tahara KK
Original Assignee
Tahara 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 Tahara KK filed Critical Tahara KK
Priority to JP11130798A priority Critical patent/JP2000318020A/ja
Publication of JP2000318020A publication Critical patent/JP2000318020A/ja
Publication of JP2000318020A5 publication Critical patent/JP2000318020A5/ja
Pending 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
    • B29C48/337—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging at a common location
    • B29C48/338—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging at a common location using a die with concentric parts, e.g. rings, cylinders
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
JP11130798A 1999-05-12 1999-05-12 ２層状中空成形品のブロー成形用ヘッド Pending JP2000318020A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11130798A JP2000318020A (ja) 1999-05-12 1999-05-12 ２層状中空成形品のブロー成形用ヘッド

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11130798A JP2000318020A (ja) 1999-05-12 1999-05-12 ２層状中空成形品のブロー成形用ヘッド

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2006132061A Division JP4511492B2 (ja) 2006-05-11 2006-05-11 ブロー成形法

Publications (2)

Publication Number Publication Date
JP2000318020A true JP2000318020A (ja) 2000-11-21
JP2000318020A5 JP2000318020A5 (enExample) 2006-06-29

Family

ID=15042962

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11130798A Pending JP2000318020A (ja) 1999-05-12 1999-05-12 ２層状中空成形品のブロー成形用ヘッド

Country Status (1)

Country Link
JP (1) JP2000318020A (enExample)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004022307A1 (ja) * 2002-09-05 2004-03-18 Yoshino Kogyosho Co., Ltd. 積層形成体及びその製造方法
JP2006205746A (ja) * 2006-05-11 2006-08-10 Tahara:Kk ブロー成形法
JP2008055808A (ja) * 2006-08-31 2008-03-13 Yoshino Kogyosho Co Ltd 多層ブロー容器及びその成形方法
KR100870069B1 (ko) * 2007-02-02 2008-11-24 주식회사 신광화학 용기 제조용 그라데이션 조절장치
CN109352952A (zh) * 2018-10-31 2019-02-19 徐州耐克盾机械制造有限公司 一种多层共挤吹塑机储料式模头
CN116277863A (zh) * 2023-03-28 2023-06-23 石家庄星泉管业有限公司 一种新型环保树脂管道的挤出成型装置

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004022307A1 (ja) * 2002-09-05 2004-03-18 Yoshino Kogyosho Co., Ltd. 積層形成体及びその製造方法
JP2006205746A (ja) * 2006-05-11 2006-08-10 Tahara:Kk ブロー成形法
JP2008055808A (ja) * 2006-08-31 2008-03-13 Yoshino Kogyosho Co Ltd 多層ブロー容器及びその成形方法
KR100870069B1 (ko) * 2007-02-02 2008-11-24 주식회사 신광화학 용기 제조용 그라데이션 조절장치
CN109352952A (zh) * 2018-10-31 2019-02-19 徐州耐克盾机械制造有限公司 一种多层共挤吹塑机储料式模头
CN116277863A (zh) * 2023-03-28 2023-06-23 石家庄星泉管业有限公司 一种新型环保树脂管道的挤出成型装置
CN116277863B (zh) * 2023-03-28 2023-08-25 石家庄星泉管业有限公司 一种新型环保树脂管道的挤出成型装置

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