ATA283086A - Werkzeug zur herstellung von rohren mit unterschiedlichen wanddicken - Google Patents

Werkzeug zur herstellung von rohren mit unterschiedlichen wanddicken

Info

Publication number
ATA283086A
ATA283086A AT862830A AT283086A ATA283086A AT A283086 A ATA283086 A AT A283086A AT 862830 A AT862830 A AT 862830A AT 283086 A AT283086 A AT 283086A AT A283086 A ATA283086 A AT A283086A
Authority
AT
Austria
Prior art keywords
tool
wall thicknesses
different wall
producing tubes
tubes
Prior art date
Application number
AT862830A
Other languages
English (en)
Other versions
AT393808B (de
Original Assignee
Cincinnati Milacron Austria
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 Cincinnati Milacron Austria filed Critical Cincinnati Milacron Austria
Priority to AT0283086A priority Critical patent/AT393808B/de
Priority to CA000549840A priority patent/CA1304900C/en
Priority to DE198787890235T priority patent/DE265420T1/de
Priority to DE8787890235T priority patent/DE3781505T2/de
Priority to EP87890235A priority patent/EP0265420B1/de
Publication of ATA283086A publication Critical patent/ATA283086A/de
Application granted granted Critical
Publication of AT393808B publication Critical patent/AT393808B/de

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
    • B29C48/325—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
    • 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)
AT0283086A 1986-10-23 1986-10-23 Werkzeug zur herstellung von rohren mit unterschiedlichen wanddicken AT393808B (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
AT0283086A AT393808B (de) 1986-10-23 1986-10-23 Werkzeug zur herstellung von rohren mit unterschiedlichen wanddicken
CA000549840A CA1304900C (en) 1986-10-23 1987-10-21 Adjustable extrusion die
DE198787890235T DE265420T1 (de) 1986-10-23 1987-10-22 Duese zum extrudieren von kunststoffen.
DE8787890235T DE3781505T2 (de) 1986-10-23 1987-10-22 Duese zum extrudieren von kunststoffen.
EP87890235A EP0265420B1 (de) 1986-10-23 1987-10-22 Düse zum Extrudieren von Kunststoffen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT0283086A AT393808B (de) 1986-10-23 1986-10-23 Werkzeug zur herstellung von rohren mit unterschiedlichen wanddicken

Publications (2)

Publication Number Publication Date
ATA283086A true ATA283086A (de) 1991-06-15
AT393808B AT393808B (de) 1991-12-27

Family

ID=3540959

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0283086A AT393808B (de) 1986-10-23 1986-10-23 Werkzeug zur herstellung von rohren mit unterschiedlichen wanddicken

Country Status (4)

Country Link
EP (1) EP0265420B1 (de)
AT (1) AT393808B (de)
CA (1) CA1304900C (de)
DE (2) DE3781505T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IN166711B (de) * 1986-10-23 1990-07-14 Cincinnati Milacron Inc
US5069850A (en) * 1990-07-24 1991-12-03 Bridgestone/Firestone, Inc. Coextrusion apparatus and method using a rigid die for varying the outer profile of a tubular extrudate
EP0491093A1 (de) * 1990-12-11 1992-06-24 Hoover Universal,Inc. Düse für rohrförmige Körper aus mehreren Harzen
US5338173A (en) * 1993-03-19 1994-08-16 The Japan Steel Works, Ltd. Parison controller of blow molding apparatus
CN116135515B (zh) * 2021-11-18 2025-05-16 厦门科炬源自动化设备有限公司 一种全自动内胎挤出机机头
CN115847764B (zh) * 2022-12-28 2025-05-09 湖北炳彰科技有限公司 一种可在线调压的挤出机机头结构
CN119412553B (zh) * 2024-12-20 2025-06-06 浙江中财管道科技股份有限公司 一种pert多层管道及多层管道生产装置
CN120516919B (zh) * 2025-07-09 2026-01-13 江西宇茂塑胶有限公司 用于节能建筑隔音材料的高强度工程塑料合成装置及方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE661892A (de) * 1900-01-01
US1084462A (en) * 1913-06-10 1914-01-13 Elton Mccomas Ticket-delivery machine.
US2044961A (en) * 1935-07-25 1936-06-23 Goodrich Co B F Method and apparatus for making inner tubes for tires
GB941127A (en) * 1961-03-24 1963-11-06 Kunststoffmaschinen A G Improved method and device for producing hollow bodies from thermoplastic synthetic material
US3357050A (en) * 1966-03-11 1967-12-12 Owens Illinois Inc Apparatus for extruding plasticized material
GB1183027A (en) * 1968-10-23 1970-03-04 Midland Ross Corp Extruder Die Head
DE1900532A1 (de) * 1969-01-07 1970-08-20 Basf Ag Verfahren und Anordnung zum Veraendern der Werkstoffverteilung eines aus einer Auspressvorrichtung austretenden Vorformlings aus thermoplastischem Werkstoff
US3690798A (en) * 1969-10-24 1972-09-12 Packaging Ind Inc Extruder head
US3923439A (en) * 1972-10-10 1975-12-02 Western Electric Co System for controlling the eccentricity of an extruded article
US3899276A (en) * 1973-05-29 1975-08-12 Beloit Corp Annular extrusion die with back pressure control
DE2654001C2 (de) * 1976-11-27 1986-02-06 Harald 5210 Troisdorf Feuerherm Vorrichtung zum Herstellen von aus thermoplastischem Kunstoff bestehenden Hohlkörpern
DE3137739C2 (de) * 1981-09-23 1984-05-17 Werner & Pfleiderer, 7000 Stuttgart Extruder-Schlauchkopf
US4509907A (en) * 1983-05-13 1985-04-09 American Maplan Corporation Extrusion head for tubular bodies and hollow profiles

Also Published As

Publication number Publication date
AT393808B (de) 1991-12-27
DE3781505T2 (de) 1993-01-07
DE3781505D1 (de) 1992-10-08
CA1304900C (en) 1992-07-14
EP0265420A3 (en) 1989-07-26
EP0265420B1 (de) 1992-09-02
EP0265420A2 (de) 1988-04-27
DE265420T1 (de) 1988-10-13

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee