IT1237833B - PLANETARY CYLINDRICAL EXTRUDER - Google Patents

PLANETARY CYLINDRICAL EXTRUDER

Info

Publication number
IT1237833B
IT1237833B IT02247689A IT2247689A IT1237833B IT 1237833 B IT1237833 B IT 1237833B IT 02247689 A IT02247689 A IT 02247689A IT 2247689 A IT2247689 A IT 2247689A IT 1237833 B IT1237833 B IT 1237833B
Authority
IT
Italy
Prior art keywords
cylindrical extruder
planetary cylindrical
planetary
extruder
cylindrical
Prior art date
Application number
IT02247689A
Other languages
Italian (it)
Other versions
IT8922476A0 (en
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 filed Critical
Publication of IT8922476A0 publication Critical patent/IT8922476A0/en
Application granted granted Critical
Publication of IT1237833B publication Critical patent/IT1237833B/en

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
    • B29C48/36—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
    • B29C48/40—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 using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • B29C48/435—Sub-screws
    • 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
    • B29C48/40—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 using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • B29C48/435—Sub-screws
    • B29C48/44—Planetary screws
    • 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
    • B29C48/03—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)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
IT02247689A 1988-11-24 1989-11-22 PLANETARY CYLINDRICAL EXTRUDER IT1237833B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3839621A DE3839621A1 (en) 1988-11-24 1988-11-24 Planetary-gear extruder

Publications (2)

Publication Number Publication Date
IT8922476A0 IT8922476A0 (en) 1989-11-22
IT1237833B true IT1237833B (en) 1993-06-18

Family

ID=6367771

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02247689A IT1237833B (en) 1988-11-24 1989-11-22 PLANETARY CYLINDRICAL EXTRUDER

Country Status (2)

Country Link
DE (1) DE3839621A1 (en)
IT (1) IT1237833B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4324271C2 (en) * 1993-05-28 2000-02-10 Rust & Mitschke Entex Method and device for producing the internal teeth on planetary roller extruders
RU2548980C1 (en) * 2013-10-31 2015-04-20 Федеральное государственное бюджетное образовательное учреждение высшего профессионального образования "Оренбургский государственный университет" Worm extruder
DE102015005532A1 (en) 2015-05-03 2016-11-17 Entex Rust & Mitschke Gmbh Method and device for producing the internal toothing on planetary roller extruders
RU195133U1 (en) * 2019-08-28 2020-01-15 Сергей Михайлович Власенко SCREW EXTRUDER

Also Published As

Publication number Publication date
DE3839621A1 (en) 1990-05-31
IT8922476A0 (en) 1989-11-22

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971127