JPH0454567B2 - - Google Patents

Info

Publication number
JPH0454567B2
JPH0454567B2 JP58104948A JP10494883A JPH0454567B2 JP H0454567 B2 JPH0454567 B2 JP H0454567B2 JP 58104948 A JP58104948 A JP 58104948A JP 10494883 A JP10494883 A JP 10494883A JP H0454567 B2 JPH0454567 B2 JP H0454567B2
Authority
JP
Japan
Prior art keywords
passage
passages
inlet
resin
annular
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
JP58104948A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59230726A (ja
Inventor
Kenkichi Murakami
Hideji Nakazawa
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.)
PURASUCHITSUKU KOGAKU KENKYUSHO KK
Original Assignee
PURASUCHITSUKU KOGAKU KENKYUSHO 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 PURASUCHITSUKU KOGAKU KENKYUSHO KK filed Critical PURASUCHITSUKU KOGAKU KENKYUSHO KK
Priority to JP58104948A priority Critical patent/JPS59230726A/ja
Publication of JPS59230726A publication Critical patent/JPS59230726A/ja
Publication of JPH0454567B2 publication Critical patent/JPH0454567B2/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
    • B29C48/30—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
    • 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/17—Articles comprising two or more components, e.g. co-extruded layers the components having different colours
    • B29C48/175—Articles comprising two or more components, e.g. co-extruded layers the components having different colours comprising a multi-coloured single component, e.g. striated, marbled or wood-like patterned

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP58104948A 1983-06-14 1983-06-14 合成樹脂チユ−ブの製造方法およびその装置 Granted JPS59230726A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58104948A JPS59230726A (ja) 1983-06-14 1983-06-14 合成樹脂チユ−ブの製造方法およびその装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58104948A JPS59230726A (ja) 1983-06-14 1983-06-14 合成樹脂チユ−ブの製造方法およびその装置

Publications (2)

Publication Number Publication Date
JPS59230726A JPS59230726A (ja) 1984-12-25
JPH0454567B2 true JPH0454567B2 (enrdf_load_stackoverflow) 1992-08-31

Family

ID=14394314

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58104948A Granted JPS59230726A (ja) 1983-06-14 1983-06-14 合成樹脂チユ−ブの製造方法およびその装置

Country Status (1)

Country Link
JP (1) JPS59230726A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6017477A (en) * 1996-07-23 2000-01-25 The Gillette Company Extrusion apparatus and process

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS53134865A (en) * 1977-04-29 1978-11-24 Purasuchitsuku Kougaku Kenkiyu Extruder die

Also Published As

Publication number Publication date
JPS59230726A (ja) 1984-12-25

Similar Documents

Publication Publication Date Title
JP2552471B2 (ja) 粘性材料の処理装置及び処理方法
CN101010181B (zh) 模具组件和用所述模具组件制造多层挤压件的方法
EP0457991B1 (en) Multiple layer die head with adjustable gaps
US7811073B2 (en) Blow head for producing blown tubular film
JPH0643055B2 (ja) 溶融材料の部分流の形成・再配列方法及び装置
US3918865A (en) Coextrusion system
CA1160012A (en) Extruder heads for continuous manufacture of impermeable reinforced tubing particularly hose
EP0656824B1 (en) Distributor head for forming a tubular profile from one or more streams of extruded thermoplastic material
JP4951519B2 (ja) 製品押出し成形装置及び方法
US4723902A (en) Balanced flow extrusion crosshead and die assembly
US4998870A (en) Means for core coating
JPS6238132B2 (enrdf_load_stackoverflow)
US4173446A (en) Choke ring for pipe extrusion die
JPH0454567B2 (enrdf_load_stackoverflow)
JPH0541865Y2 (enrdf_load_stackoverflow)
EP0122703B1 (en) Single lip rotary die
CN216068591U (zh) 一种中心进料多层共挤模头结构
JPH04191028A (ja) バリア形成材料を用いたプラスチック容器製造用ダイヘッド
JPH04276419A (ja) 多層及び単層パイプ成形用ダイ
JPS6131224A (ja) インフレ−シヨンフイルム成形用ダイ
JP2005516791A (ja) 光ファイバー製造システムおよびそのためのクロスヘッドダイ
JPS6364296B2 (enrdf_load_stackoverflow)
CN118849384B (zh) 一种双层双色线缆挤出模具
JPH08103935A (ja) 不規則模様を有する合成樹脂管の製造方法および製造装置
JPH0673892B2 (ja) 押出し被覆線材の色替え装置と色替え方法