ES508580A0 - HOMOGENIZING MIXING DEVICE FOR INJECTION PRESSES AND EXTRUDERS FOR THERMOPLASTICS. - Google Patents

HOMOGENIZING MIXING DEVICE FOR INJECTION PRESSES AND EXTRUDERS FOR THERMOPLASTICS.

Info

Publication number
ES508580A0
ES508580A0 ES508580A ES508580A ES508580A0 ES 508580 A0 ES508580 A0 ES 508580A0 ES 508580 A ES508580 A ES 508580A ES 508580 A ES508580 A ES 508580A ES 508580 A0 ES508580 A0 ES 508580A0
Authority
ES
Spain
Prior art keywords
extruders
thermoplastics
mixing device
homogenizing mixing
injection presses
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.)
Granted
Application number
ES508580A
Other languages
Spanish (es)
Other versions
ES8300284A1 (en
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.)
Comind SpA
Original Assignee
Comind 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 Comind SpA filed Critical Comind SpA
Publication of ES8300284A1 publication Critical patent/ES8300284A1/en
Publication of ES508580A0 publication Critical patent/ES508580A0/en
Granted legal-status Critical Current

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
    • 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
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/58—Details
    • B29C45/60—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
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/565—Screws having projections other than the thread, e.g. pins
    • 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
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/47—Means for plasticising or homogenising the moulding material or forcing it into the mould using screws
    • B29C45/50—Axially movable screw
    • B29C45/52—Non-return devices
    • B29C2045/528—Mixing means forming part of or in close proximity to the non-return valve
    • 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)
  • Manufacturing & Machinery (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
ES508580A 1980-12-15 1981-12-15 HOMOGENIZING MIXING DEVICE FOR INJECTION PRESSES AND EXTRUDERS FOR THERMOPLASTICS. Granted ES508580A0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT68905/80A IT1129398B (en) 1980-12-15 1980-12-15 HOMOGENIZER MIXER DEVICE FOR INJECTION PRESSES AND EXTRUDERS FOR THERMOPLASTICS

Publications (2)

Publication Number Publication Date
ES8300284A1 ES8300284A1 (en) 1982-11-01
ES508580A0 true ES508580A0 (en) 1982-11-01

Family

ID=11310873

Family Applications (1)

Application Number Title Priority Date Filing Date
ES508580A Granted ES508580A0 (en) 1980-12-15 1981-12-15 HOMOGENIZING MIXING DEVICE FOR INJECTION PRESSES AND EXTRUDERS FOR THERMOPLASTICS.

Country Status (4)

Country Link
DE (1) DE3147723C2 (en)
ES (1) ES508580A0 (en)
FR (1) FR2496002B1 (en)
IT (1) IT1129398B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1221893B (en) * 1986-05-30 1990-07-12 Giuseppe Gagliani CONTINUOUS INDUSTRIAL MIXING PROCEDURE THROUGH SPECIAL CONFORMATION OF THE EXTRUDER SCREW
US5032073A (en) * 1989-10-06 1991-07-16 Thermax Wire Corp. Thin walled high velocity propagation of foamed thermoplastic resins
DE19539203A1 (en) * 1995-10-21 1997-04-24 Gefinex Jackon Gmbh Extruders for plastics
WO1998037952A1 (en) * 1997-02-28 1998-09-03 Hpm Corporation Thixotropic molding machine and screw therefor
DE102016119172B4 (en) * 2016-10-10 2020-03-05 Kraussmaffei Technologies Gmbh Injection molding machine for the production of fiber-reinforced plastic molded parts

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2669750A (en) * 1950-11-21 1954-02-23 Monsanto Chemicals Injection molding device
CH401462A (en) * 1963-02-15 1965-10-31 Buehler Ag Geb Injection molding machine
US3486194A (en) * 1967-08-07 1969-12-30 Clarence E Parks Extruder
DE1779231B1 (en) * 1968-02-12 1972-05-31 Reifenhaeuser Kg SCREW EXTRUSION PRESS FOR THERMOPLASTIC PLASTIC
JPS5419908B2 (en) * 1974-04-15 1979-07-18
US3936038A (en) * 1974-08-14 1976-02-03 Package Machinery Company Mixer for plastic injection molding machine
DE2529707A1 (en) * 1975-07-03 1977-01-20 Rudolf Dipl Ing Kohler Plastics compounding appts. - has axially displaceable screw having exchangeable shearing section
DE2541738C3 (en) * 1975-09-19 1983-12-01 Battenfeld Maschinenfabriken Gmbh, 5882 Meinerzhagen Injection device of an injection molding machine for processing plastic materials with a non-return valve
US3989434A (en) * 1975-10-29 1976-11-02 Mcdowell-Wellman Engineering Company Blending and molding means
CH592515A5 (en) * 1975-11-05 1977-10-31 Netstal Ag Maschf Giesserei

Also Published As

Publication number Publication date
DE3147723C2 (en) 1993-10-28
DE3147723A1 (en) 1982-09-02
ES8300284A1 (en) 1982-11-01
FR2496002B1 (en) 1986-01-24
IT1129398B (en) 1986-06-04
FR2496002A1 (en) 1982-06-18
IT8068905A0 (en) 1980-12-15

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970519