CH482523A - Macchina per la lavorazione continua di materiale plastico - Google Patents

Macchina per la lavorazione continua di materiale plastico

Info

Publication number
CH482523A
CH482523A CH391669A CH391669A CH482523A CH 482523 A CH482523 A CH 482523A CH 391669 A CH391669 A CH 391669A CH 391669 A CH391669 A CH 391669A CH 482523 A CH482523 A CH 482523A
Authority
CH
Switzerland
Prior art keywords
machine
plastic material
continuous processing
continuous
processing
Prior art date
Application number
CH391669A
Other languages
English (en)
Inventor
Vanzo Marcello
Original Assignee
Pirelli
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 Pirelli filed Critical Pirelli
Publication of CH482523A publication Critical patent/CH482523A/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
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/63—Screws having sections without mixing elements or threads, i.e. having cylinder shaped 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92571—Position, e.g. linear or angular
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92904—Die; Nozzle zone
    • 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
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/635—Eccentrically rotating screws; Screws revolving around an axis other than their central axis
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/64—Screws with two or more threads

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
CH391669A 1968-03-23 1969-03-17 Macchina per la lavorazione continua di materiale plastico CH482523A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1430668 1968-03-23

Publications (1)

Publication Number Publication Date
CH482523A true CH482523A (it) 1969-12-15

Family

ID=11144962

Family Applications (1)

Application Number Title Priority Date Filing Date
CH391669A CH482523A (it) 1968-03-23 1969-03-17 Macchina per la lavorazione continua di materiale plastico

Country Status (8)

Country Link
US (1) US3522627A (it)
BE (1) BE728944A (it)
CH (1) CH482523A (it)
FR (1) FR2004579A1 (it)
GB (1) GB1264630A (it)
LU (1) LU58275A1 (it)
NL (1) NL6902600A (it)
SE (1) SE341066B (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3680975A (en) * 1970-01-14 1972-08-01 Dow Chemical Co Roll pump for highly viscous material
US3802670A (en) * 1970-11-05 1974-04-09 Japan Steel Works Ltd Continuous mixer for thermoplastic resin
US4007545A (en) * 1972-01-14 1977-02-15 International Basic Economy Corporation Method for adjusting temperature and pressure of a fluid
US3981658A (en) * 1972-01-14 1976-09-21 International Basic Economy Corporation Screw type apparatus for drying moist polymeric materials
DE2245570A1 (de) * 1972-09-16 1974-04-04 Krupp Gmbh Schneckenextruder
JPS4977247U (it) * 1972-10-23 1974-07-04
DE2449489A1 (de) * 1974-10-19 1976-04-29 Bayer Ag Verfahren und vorrichtung zur herstellung von auf enddichte vorplastizierten werkstoffen aus hoch molekularen pulverfoermigen fertigmischungen
DE3217402A1 (de) * 1982-05-08 1983-11-10 Katjes Fassin GmbH + Co. KG, 4240 Emmerich Verfahren und vorrichtung zur herstellung von gummiartigen suesswaren
US4696634A (en) * 1985-06-06 1987-09-29 Triple "F", Inc. Apparatus for particulating an oleaginous product
US5593707A (en) * 1995-03-28 1997-01-14 Cincinnati Incorporated Auger conveyor assembly for heating and feeding polymer coated powder to the shuttle of a compacting press
GB9809268D0 (en) 1998-05-01 1998-07-01 Frenkel Ag C D Fully adjustable throttle for transfermix
US6609819B2 (en) * 2001-07-24 2003-08-26 Wenger Mfg Twin screw extruder with conical non-parallel converging screws
US6773739B2 (en) * 2002-08-30 2004-08-10 Wenger Manufacturing, Inc Method and apparatus for extrusion of food products including back pressure valve/diverter
DE102016224607A1 (de) * 2016-12-09 2018-06-14 Raumedic Ag Silikonextrusionsanlage, Verfahren zur Silikonextrusion sowie hierdurch hergestelltes Silikonextrudat

Also Published As

Publication number Publication date
NL6902600A (it) 1969-09-25
DE1913615A1 (de) 1969-10-16
SE341066B (it) 1971-12-13
US3522627A (en) 1970-08-04
LU58275A1 (it) 1969-07-15
FR2004579A1 (it) 1969-11-28
GB1264630A (it) 1972-02-23
BE728944A (it) 1969-08-01
DE1913615B2 (de) 1972-07-06

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Legal Events

Date Code Title Description
PL Patent ceased