IT1220175B - Dispositivo estrusore per materie plastiche - Google Patents

Dispositivo estrusore per materie plastiche

Info

Publication number
IT1220175B
IT1220175B IT84165/87A IT8416587A IT1220175B IT 1220175 B IT1220175 B IT 1220175B IT 84165/87 A IT84165/87 A IT 84165/87A IT 8416587 A IT8416587 A IT 8416587A IT 1220175 B IT1220175 B IT 1220175B
Authority
IT
Italy
Prior art keywords
plastic materials
extruder device
extruder
plastic
materials
Prior art date
Application number
IT84165/87A
Other languages
English (en)
Other versions
IT8784165A0 (it
Inventor
Bruno Nadal
Fausto Pianca
Original Assignee
Rica Spa
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 Rica Spa filed Critical Rica Spa
Priority to IT84165/87A priority Critical patent/IT1220175B/it
Publication of IT8784165A0 publication Critical patent/IT8784165A0/it
Priority to EP88116249A priority patent/EP0318667A3/en
Application granted granted Critical
Publication of IT1220175B publication Critical patent/IT1220175B/it

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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/83—Heating or cooling the cylinders
    • B29C48/834—Cooling
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/83—Heating or cooling the 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/83—Heating or cooling the cylinders
    • B29C48/832—Heating
    • 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
    • B29C48/04—Particle-shaped

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
IT84165/87A 1987-10-09 1987-10-09 Dispositivo estrusore per materie plastiche IT1220175B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
IT84165/87A IT1220175B (it) 1987-10-09 1987-10-09 Dispositivo estrusore per materie plastiche
EP88116249A EP0318667A3 (en) 1987-10-09 1988-09-30 Extruder device for plastics materials

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT84165/87A IT1220175B (it) 1987-10-09 1987-10-09 Dispositivo estrusore per materie plastiche

Publications (2)

Publication Number Publication Date
IT8784165A0 IT8784165A0 (it) 1987-10-09
IT1220175B true IT1220175B (it) 1990-06-06

Family

ID=11324982

Family Applications (1)

Application Number Title Priority Date Filing Date
IT84165/87A IT1220175B (it) 1987-10-09 1987-10-09 Dispositivo estrusore per materie plastiche

Country Status (2)

Country Link
EP (1) EP0318667A3 (it)
IT (1) IT1220175B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5447190A (en) * 1993-02-04 1995-09-05 Nokia-Maillefer Sa Device and method for cooling an extrusion cylinder
DE19941160B4 (de) * 1999-08-24 2004-03-04 Berstorff Gmbh Zylinder für einen Schneckenextruder mit Kanälen für ein Temperiermedium
KR20020089072A (ko) * 2001-05-23 2002-11-29 이정 압출기의 실린더를 위한 냉각기구 및 그 냉각기구를사용한 압출기의 실린더를 위한 온도조절장치
CN112522794A (zh) * 2020-12-14 2021-03-19 广西德福莱医疗器械有限公司 熔喷布生产线螺杆挤出装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH502181A (it) * 1969-11-11 1971-01-31 Tecnobrev Ag Apparecchiatura per il riscaldamento ed il raffreddamento di cilindri di alimentazione, segnatamente pure di preplastificazione negli estrusori o nelle presse ad iniezione di materie plastiche
US3727678A (en) * 1970-12-30 1973-04-17 Gloucester Eng Co Inc Heat transfer device useful for extruders
US3743252A (en) * 1972-03-16 1973-07-03 Gloucester Eng Co Inc Air cooled extruder
DD151713A1 (de) * 1980-06-27 1981-11-04 Slaweyko Marinow Vorrichtung zur definierten temperierung von plastizierzylindern an plastverarbeitungsmaschinen
IT1198426B (it) * 1983-03-17 1988-12-21 Gaetano Piazzola Gruppo elettrotermico,per il riscaldamento controllato di cilindri di estrusori e di presse ad iniezione per materie plastiche,trafilatrici per gomma ed apparecchi similari,provvisto di due intercapedini coassiali,per la circolazione di aria di ventilazione

Also Published As

Publication number Publication date
EP0318667A3 (en) 1990-07-11
IT8784165A0 (it) 1987-10-09
EP0318667A2 (en) 1989-06-07

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