DE3783953D1 - Vorrichtung zur temperaturregelung von extrudier-spritzgiess- und -ziehmaschinen und -zylinder fuer kunststoffe. - Google Patents

Vorrichtung zur temperaturregelung von extrudier-spritzgiess- und -ziehmaschinen und -zylinder fuer kunststoffe.

Info

Publication number
DE3783953D1
DE3783953D1 DE8787830161T DE3783953T DE3783953D1 DE 3783953 D1 DE3783953 D1 DE 3783953D1 DE 8787830161 T DE8787830161 T DE 8787830161T DE 3783953 T DE3783953 T DE 3783953T DE 3783953 D1 DE3783953 D1 DE 3783953D1
Authority
DE
Germany
Prior art keywords
cylinders
plastics
injection molding
temperature control
drawing machines
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 - Fee Related
Application number
DE8787830161T
Other languages
English (en)
Other versions
DE3783953T2 (de
Inventor
Gaetano Piazzola
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of DE3783953D1 publication Critical patent/DE3783953D1/de
Publication of DE3783953T2 publication Critical patent/DE3783953T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/40—Heating elements having the shape of rods or tubes
    • H05B3/54—Heating elements having the shape of rods or tubes flexible
    • H05B3/58—Heating hoses; Heating collars
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
    • 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
    • B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
    • B29C35/16—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
    • B29C48/03—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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/013—Electric heat

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
DE8787830161T 1986-05-02 1987-04-30 Vorrichtung zur temperaturregelung von extrudier-spritzgiess- und -ziehmaschinen und -zylinder fuer kunststoffe. Expired - Fee Related DE3783953T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8620286A IT1191777B (it) 1986-05-02 1986-05-02 Termoregolatore particolarmente studiato per cilindri di estrusori,presse ad iniezione,trafilatrici e macchine per la lavorazione di materia plastica in genere

Publications (2)

Publication Number Publication Date
DE3783953D1 true DE3783953D1 (de) 1993-03-18
DE3783953T2 DE3783953T2 (de) 1993-08-26

Family

ID=11165440

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787830161T Expired - Fee Related DE3783953T2 (de) 1986-05-02 1987-04-30 Vorrichtung zur temperaturregelung von extrudier-spritzgiess- und -ziehmaschinen und -zylinder fuer kunststoffe.

Country Status (6)

Country Link
US (1) US4758146A (de)
EP (1) EP0248769B1 (de)
AT (1) ATE85266T1 (de)
DE (1) DE3783953T2 (de)
ES (1) ES2039475T3 (de)
IT (1) IT1191777B (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4103221A1 (de) * 1990-02-05 1991-08-08 Kiroje Anton Heiz- und kuehlvorrichtung fuer einen extrusionszylinder
AU648103B2 (en) * 1990-09-12 1994-04-14 Ronald Alfred Clyne Thermal jacket
US5200205A (en) * 1991-04-24 1993-04-06 Cincinnati Milacron Inc. Extruder barrel temperature regulation apparatus
US5447190A (en) * 1993-02-04 1995-09-05 Nokia-Maillefer Sa Device and method for cooling an extrusion cylinder
US5814278A (en) * 1996-04-26 1998-09-29 Minnesota Mining And Manufacturing Company Shrouded reaction vessel
US5891485A (en) * 1997-05-30 1999-04-06 Sumitomo Heavy Industries, Ltd. Built-in motor type electric injection molding apparatus
DE19855357C2 (de) * 1998-12-01 2003-12-04 Wema Beheizungstechnik Gmbh Vorrichtung zum Heizen und Kühlen von Maschinenzylindern zur Kunststoffverarbeitung
DE102010049371B4 (de) * 2010-10-26 2016-01-07 Wema Gmbh Heiz-Kühl-Kombination
ITMI20112128A1 (it) * 2011-11-23 2013-05-24 Semplice Spa Macchina per estrusione a struttura perfezionata, particolarmente per mescole termoplastiche.
US10786938B2 (en) 2015-12-17 2020-09-29 Sasipa Inc. Heat-insulating shroud for facilitating temperature control of a heated device or product
EP4353439A1 (de) * 2022-10-05 2024-04-17 Patrizio Petrelli Elektrische heizvorrichtung für industrielle verarbeitungsmaschinen

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2721729A (en) * 1953-03-16 1955-10-25 Jurian W Van Riper Temperature control mechanism for extrusion apparatus
US2916769A (en) * 1953-06-05 1959-12-15 R H Windsor Ltd Injection moulding machines
US2722597A (en) * 1955-01-19 1955-11-01 Leonard E Steiner Articulated electric heating mat
US3190997A (en) * 1961-02-16 1965-06-22 Transcontinental Electronics C Heating apparatus
US3219786A (en) * 1962-08-06 1965-11-23 Robert H Wenzel Induction heating device construction
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
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
SE7508256L (sv) * 1975-07-18 1977-01-19 Munters Ab Carl Sett att framstella en vermevexlarkorpp for rekuperativa vexlare
US4072185A (en) * 1975-10-17 1978-02-07 Crompton & Knowles Corporation Air cooling apparatus for vertical extruders
DE2801499C3 (de) * 1978-01-11 1981-05-27 Siemens AG, 1000 Berlin und 8000 München Extruder zur Behandlung hochtemperaturempfindlicher Kunststoffe
US4492556A (en) * 1978-10-16 1985-01-08 Fast Heat Element Mfg. Co., Inc. Unitary heated nozzle assembly
US4272466A (en) * 1980-08-04 1981-06-09 Harrel, Incorporated System and method of temperature control for plastics extruder
JPS58211428A (ja) * 1982-06-01 1983-12-08 Kishimoto Sangyo Kk シリンダ加熱装置
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
IT1198425B (it) * 1983-03-17 1988-12-21 Gaetano Piazzola Gruppo elettrotermico,per il riscaldamento controllato di cilindri di estrusori,di pressa ad iniezione e di trafilatrici,per materie plastiche,gomme e simili,circondato da una doppia intercapedine per la circolazione di aria
US4548341A (en) * 1983-11-02 1985-10-22 At&T Technologies, Inc. Plastic injector with heat control
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

Also Published As

Publication number Publication date
IT8620286A1 (it) 1987-11-02
US4758146A (en) 1988-07-19
EP0248769B1 (de) 1993-02-03
DE3783953T2 (de) 1993-08-26
IT1191777B (it) 1988-03-23
IT8620286A0 (it) 1986-05-02
EP0248769A2 (de) 1987-12-09
EP0248769A3 (en) 1989-08-16
ES2039475T3 (es) 1993-10-01
ATE85266T1 (de) 1993-02-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee