[go: up one dir, main page]

IT1189089B - Scambiatore di calore ad elementi modulari,particolarmente studiato per cilindri di estrusione,presse ad iniezione,trafilatrici e simili di macchine per la lavorazione di materie plastiche - Google Patents

Scambiatore di calore ad elementi modulari,particolarmente studiato per cilindri di estrusione,presse ad iniezione,trafilatrici e simili di macchine per la lavorazione di materie plastiche

Info

Publication number
IT1189089B
IT1189089B IT20144/86A IT2014486A IT1189089B IT 1189089 B IT1189089 B IT 1189089B IT 20144/86 A IT20144/86 A IT 20144/86A IT 2014486 A IT2014486 A IT 2014486A IT 1189089 B IT1189089 B IT 1189089B
Authority
IT
Italy
Prior art keywords
machines
segments
heat exchanger
processing
plastic materials
Prior art date
Application number
IT20144/86A
Other languages
English (en)
Other versions
IT8620144A0 (it
IT8620144A1 (it
Inventor
Gaetano Piazzola
Original Assignee
Gaetano Piazzola
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 Gaetano Piazzola filed Critical Gaetano Piazzola
Priority to IT20144/86A priority Critical patent/IT1189089B/it
Publication of IT8620144A0 publication Critical patent/IT8620144A0/it
Priority to AT87830152T priority patent/ATE101356T1/de
Priority to DE3789027T priority patent/DE3789027T2/de
Priority to ES87830152T priority patent/ES2050121T3/es
Priority to EP87830152A priority patent/EP0242340B1/en
Priority to US07/040,350 priority patent/US4763722A/en
Publication of IT8620144A1 publication Critical patent/IT8620144A1/it
Application granted granted Critical
Publication of IT1189089B publication Critical patent/IT1189089B/it

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F1/00—Tubular elements; Assemblies of tubular elements
    • F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/72—Heating or cooling
    • B29C45/74—Heating or cooling of the injection unit
    • 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
    • B29C48/25—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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F27/00—Control arrangements or safety devices specially adapted for heat-exchange or heat-transfer apparatus
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Geometry (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
IT20144/86A 1986-04-18 1986-04-18 Scambiatore di calore ad elementi modulari,particolarmente studiato per cilindri di estrusione,presse ad iniezione,trafilatrici e simili di macchine per la lavorazione di materie plastiche IT1189089B (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT20144/86A IT1189089B (it) 1986-04-18 1986-04-18 Scambiatore di calore ad elementi modulari,particolarmente studiato per cilindri di estrusione,presse ad iniezione,trafilatrici e simili di macchine per la lavorazione di materie plastiche
AT87830152T ATE101356T1 (de) 1986-04-18 1987-04-17 Waermeaustauscher, bestehend aus modularen elementen, insbesondere fuer extruderzylinder, spritzgiessmaschinen, ziehmaschinen und dergleichen kunststoffverarbeitungsmaschinen.
DE3789027T DE3789027T2 (de) 1986-04-18 1987-04-17 Wärmeaustauscher, bestehend aus modularen Elementen, insbesondere für Extruderzylinder, Spritzgiessmaschinen, Ziehmaschinen und dergleichen Kunststoffverarbeitungsmaschinen.
ES87830152T ES2050121T3 (es) 1986-04-18 1987-04-17 Intercambiador de calor con elementos modulares, particularmente para cilindros de extrusion, maquinas de moldeo por inyeccion y maquinas de estiraje, asi como maquinas similares para el procesado de materiales plasticos.
EP87830152A EP0242340B1 (en) 1986-04-18 1987-04-17 Modular element heat exchanger, particularly for extrusion cylinders, injection molding machines, drawing machines and the like plastics processing machines
US07/040,350 US4763722A (en) 1986-04-18 1987-04-20 Modular element heat exchanger, particularly for extrusion cylinders, injection molding machines, drawing machines and the like plastics processing machines

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT20144/86A IT1189089B (it) 1986-04-18 1986-04-18 Scambiatore di calore ad elementi modulari,particolarmente studiato per cilindri di estrusione,presse ad iniezione,trafilatrici e simili di macchine per la lavorazione di materie plastiche

Publications (3)

Publication Number Publication Date
IT8620144A0 IT8620144A0 (it) 1986-04-18
IT8620144A1 IT8620144A1 (it) 1987-10-18
IT1189089B true IT1189089B (it) 1988-01-28

Family

ID=11164156

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20144/86A IT1189089B (it) 1986-04-18 1986-04-18 Scambiatore di calore ad elementi modulari,particolarmente studiato per cilindri di estrusione,presse ad iniezione,trafilatrici e simili di macchine per la lavorazione di materie plastiche

Country Status (6)

Country Link
US (1) US4763722A (it)
EP (1) EP0242340B1 (it)
AT (1) ATE101356T1 (it)
DE (1) DE3789027T2 (it)
ES (1) ES2050121T3 (it)
IT (1) IT1189089B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1191776B (it) * 1986-05-02 1988-03-23 Gaetano Piazzola Struttura di elementi modulari compinibili per la realizzazione di gruppi termoregolatori e per cilindri di plastificazione e parti di macchine per la lavorazione di materie plastiche e simili
DE59009524D1 (de) * 1989-05-05 1995-09-21 Karl Hehl Temperiereinrichtung an einer Kunststoffe verarbeitenden Maschine.
GB2257607B (en) * 1989-12-22 1994-07-27 Elmatic Improvements relating to heat transfer units
GB8929145D0 (en) * 1989-12-22 1990-02-28 Elmatic Cardiff Ltd Improvements relating to heating units
JP2751588B2 (ja) * 1990-07-10 1998-05-18 忠弘 大見 液冷式冷却装置
AU648103B2 (en) * 1990-09-12 1994-04-14 Ronald Alfred Clyne Thermal jacket
US5447190A (en) * 1993-02-04 1995-09-05 Nokia-Maillefer Sa Device and method for cooling an extrusion cylinder
EP0862981A1 (de) * 1997-03-07 1998-09-09 Ihne & Tesch GmbH Anordnung zur Beheizung und Kühlung des Extrusionszylinders von Kunststoffverarbeitungs-maschinen
US6315033B1 (en) * 2000-05-22 2001-11-13 Jia Hao Li Heat dissipating conduit
US20060102323A1 (en) * 2003-02-14 2006-05-18 Prosenjit Ghosh Radially shaped heat pipe
US20080271874A1 (en) * 2007-05-04 2008-11-06 John Gietzen Thermal energy exchanger
US10935284B2 (en) * 2018-01-19 2021-03-02 Arctic Cool Chillers Limited Apparatuses and methods for modular heating and cooling system

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE735000C (de) * 1939-07-25 1943-05-04 Troester Maschf Paul Strangpresse fuer warmformbare Massen
US2541201A (en) * 1948-08-28 1951-02-13 Nat Rubber Machinery Co Method of extrusion
US2721729A (en) * 1953-03-16 1955-10-25 Jurian W Van Riper Temperature control mechanism for extrusion apparatus
US2893055A (en) * 1956-08-06 1959-07-07 Farrel Birmingham Co Inc Apparatus for heating plastic material in an extruding machine
DE1186207B (de) * 1958-06-04 1965-01-28 Krauss Maffei Ag Heiz- und Kuehlvorrichtung fuer thermoplastische Kunststoffe verarbeitende Schneckenpressen
DE1149161B (de) * 1959-12-18 1963-05-22 Kloeckner Humboldt Deutz Ag Rohrmantelheizkoerper fuer Schneckenstrangpressen zur Verarbeitung thermoplastischer Kunststoffe
US3119149A (en) * 1961-04-06 1964-01-28 Crompton & Knowles Corp Heat-exchange jacket attachment to extrusion cylinder
DE1268357B (de) * 1961-04-10 1968-05-16 Continental Gummi Werke Ag Zur Bearbeitung von Kautschuk oder aehnlichen plastischen Massen dienender Mischer oder Kneter
US3218671A (en) * 1962-04-04 1965-11-23 Beloit Corp Plastic extruder with automatic temperature control
US3317958A (en) * 1964-08-17 1967-05-09 Nrm Corp Extruder
US3285329A (en) * 1964-09-24 1966-11-15 Glenn Electric Heater Corp Heating and cooling unit for extruders and the like
US3353212A (en) * 1965-10-23 1967-11-21 Crompton & Knowles Corp Temperature modifying provision for extrusion apparatus
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
US3730262A (en) * 1971-08-06 1973-05-01 Emerson Electric Co Heating and cooling units
US3743252A (en) * 1972-03-16 1973-07-03 Gloucester Eng Co Inc Air cooled extruder
US3933200A (en) * 1974-06-21 1976-01-20 Emerson Electric Co. Temperature conditioning means
US4072185A (en) * 1975-10-17 1978-02-07 Crompton & Knowles Corporation Air cooling apparatus for vertical extruders
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
ATE17297T1 (de) * 1983-04-22 1986-01-15 Steinel Gmbh & Co Kg Elektrischer heizkoerper zum erhitzen eines fluidstroms.
IT1173267B (it) * 1984-02-14 1987-06-18 Gaetano Piazzola Apparato di raffreddamento e/o di termocontrollo,applicabile su cilindri di estrusori,di presse ad iniezione e trafilatrici,o di parti di macchine per materie plastiche,gomme e simili
US4558210A (en) * 1984-08-03 1985-12-10 Watlow Electric Manufacturing Company Electric cast-metal heater

Also Published As

Publication number Publication date
EP0242340A3 (en) 1989-08-16
US4763722A (en) 1988-08-16
DE3789027T2 (de) 1994-08-25
DE3789027D1 (de) 1994-03-24
EP0242340B1 (en) 1994-02-09
ATE101356T1 (de) 1994-02-15
ES2050121T3 (es) 1994-05-16
IT8620144A0 (it) 1986-04-18
IT8620144A1 (it) 1987-10-18
EP0242340A2 (en) 1987-10-21

Similar Documents

Publication Publication Date Title
IT1189089B (it) Scambiatore di calore ad elementi modulari,particolarmente studiato per cilindri di estrusione,presse ad iniezione,trafilatrici e simili di macchine per la lavorazione di materie plastiche
DE60307360D1 (de) Trennfolienverwendung
ATE259287T1 (de) Verbundgegenstände mit einem starren teil und einem teil aus thermoplastischem material, und herstellungsverfahren
FI873978A0 (fi) Ruuviroottorikone, jossa on ainakin yksi muovimateriaalia oleva roottori
IT8320131A0 (it) 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 didue intercapedini coassiali, per la circolazione di aria di ventilazione.
NO891794D0 (no) Termoplastisk materiale omfattende termisk uforlikelige polymerer.
DE60233325D1 (de) Spritzgiessen von kunststofflüftern
IT8620286A1 (it) Termoregolatore particolarmente studiato per cilindri di estrusori, presse ad iniezione, trafilatrici e macchine per la lavorazione di materia plastica in genere
DE59907565D1 (de) Rückstromsperre für die plastifizier- und einspritzeinheit in spritzgiessmaschinen
IT8667862A0 (it) Pressa perfezionata per lo stampaggio di manufatti di materiale polimerico termoplastico termoindurente poliuretanico e suo procedimento di conduzione
ATE47085T1 (de) Von zwei raeumen fuer die luftzirkulation umschlossene elektrische heizeinheit fuer die steuerbare heizung von zylindern von strangpressen, spritzgusspressen und ziehpressen fuer kunststoff, gummi und dergl.
ATE71960T1 (de) Formartikel aus urethanharzzusammensetzung.
IT1191776B (it) Struttura di elementi modulari compinibili per la realizzazione di gruppi termoregolatori e per cilindri di plastificazione e parti di macchine per la lavorazione di materie plastiche e simili
IT8667169A1 (it) Sistema di riscaldamento a induzione della camera di plastificazione di una pressa per lo stampaggio ad iniezione o per l'estrusione di materie plastiche o di una macchina similare.
ES531368A0 (es) Procedimiento para la inyeccion de piezas moldeadas de materia plastica
SE0100153D0 (sv) Device for the encapsulation of plastic syringes
IT8423501A0 (it) Termoscambiatore ad elementi modulari, applicabile su cilindri di estrusori, presse ad iniezione, trafilatrici e parti di macchine in genere per la lavorazione di plastomeri, elastomeri e simili.
IT1217512B (it) Perfezionamenti nelle presse ad iniezione per lo stampaggio,particolarmente di materie plastiche
JPS5775838A (en) Extruder for kneading thermoplastic resin
IT8520711A0 (it) Estrusore perfezionato per la lavorazione di gomma, materiali plastici e simili.
RU98119027A (ru) Тепломассообменный экструзионный аппарат
IT8321164V0 (it) Gruppo elettrotermico, per il riscaldamento controllato di cilindri di estrusori, di presse ad iniezione e di trafilatrici, per materie plastiche, gomme e simili, circondato da una doppia intercapedine per la circolazione di aria.
IT8583612A0 (it) Procedimento di fabbricazione di stampi autodistaccanti, particolarmente per poliuretani espansi, particolarmente con materiali affatto autodistaccanti, e stampi ottenuti con tale procedimento e manufatti ottenuti con tali stampi.
IT8100640A0 (it) Piano rotante per presse ad iniezione per lo stampaggio di sostanze termoplastiche
IT1285100B1 (it) Procedimento per la produzione mediante stampaggio di articoli cavi di materiali plastico ed articoli cosi' ottenuti.

Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971029