IT1032444B - Perfezionamento negli estrusori per macchine per stampaggio ad iniezzione - Google Patents
Perfezionamento negli estrusori per macchine per stampaggio ad iniezzioneInfo
- Publication number
- IT1032444B IT1032444B IT48767/75A IT4876775A IT1032444B IT 1032444 B IT1032444 B IT 1032444B IT 48767/75 A IT48767/75 A IT 48767/75A IT 4876775 A IT4876775 A IT 4876775A IT 1032444 B IT1032444 B IT 1032444B
- Authority
- IT
- Italy
- Prior art keywords
- extruders
- improvement
- injection molding
- molding machines
- machines
- Prior art date
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
- B29C45/62—Barrels or 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
- B29C48/36—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
- B29C48/56—Screws having grooves or cavities other than the thread or the channel
-
- 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
- B29C48/68—Barrels or cylinders
- B29C48/685—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads
- B29C48/686—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads having grooves or cavities
-
- 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)
- Injection Moulding Of Plastics Or The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB15987/74A GB1507826A (en) | 1974-04-10 | 1974-04-10 | Extruders and injection moulding machines |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1032444B true IT1032444B (it) | 1979-05-30 |
Family
ID=10069174
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT48767/75A IT1032444B (it) | 1974-04-10 | 1975-03-25 | Perfezionamento negli estrusori per macchine per stampaggio ad iniezzione |
Country Status (7)
Country | Link |
---|---|
US (1) | US4013276A (it) |
JP (1) | JPS50139159A (it) |
AU (1) | AU497921B2 (it) |
DE (1) | DE2514307A1 (it) |
FR (1) | FR2267196B1 (it) |
GB (1) | GB1507826A (it) |
IT (1) | IT1032444B (it) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1490863A (en) * | 1974-10-01 | 1977-11-02 | British Industrial Plastics | Pigmentation of plastics moulding materials |
DE3010825C2 (de) * | 1980-03-21 | 1983-09-29 | Plastik-Maschinenbau Gmbh & Co Kg Entwicklungsgesellschaft, 5489 Kelberg | Aufbereitungsmaschine für unzerkleinerte thermoplastische Kunststoff-Folienbahnen |
DE3227443C1 (de) * | 1982-07-22 | 1984-02-09 | Windmöller & Hölscher, 4540 Lengerich | Trichterstueck einer Einschneckenstrangpresse |
DE3243100A1 (de) * | 1982-11-22 | 1984-05-24 | Detlef Dipl.-Ing. 4970 Bad Oeynhausen Gneuss | Schneckenextruder |
JPS62170320A (ja) * | 1986-01-24 | 1987-07-27 | Toranosuke Murakami | 補給用熱入ゴム製造用2軸押出機 |
JPS62246707A (ja) * | 1986-04-18 | 1987-10-27 | Kishimoto Sangyo Kk | 複合材混合機構 |
DE9319535U1 (de) * | 1993-12-18 | 1995-04-13 | INA Wälzlager Schaeffler KG, 91074 Herzogenaurach | Einspritzschnecke für eine Spritzgießmaschine |
US5486327A (en) * | 1994-01-21 | 1996-01-23 | Bemis Manufacturing Company | Apparatus and method for injecting or extruding colored plastic |
SE519100C2 (sv) * | 1998-10-23 | 2003-01-14 | Wirsbo Bruks Ab | Anordning och förfarande för tillverkning av extruderbara formstycken av förnätningsbara polymermaterial |
DE19928870C2 (de) * | 1999-06-24 | 2003-10-02 | Extrudex Kunststoffmaschinen G | Einschnecken-Extruder |
DE102006044913B4 (de) * | 2006-09-22 | 2010-05-27 | Adcuram Maschinenbauholding Gmbh | Verfahren und Vorrichtung zum Spritzgießen |
DE202008003724U1 (de) * | 2008-03-15 | 2009-08-06 | Paul Hettich Gmbh & Co. Kg | Vorrichtung zum Fördern von ringförmigen Gegenständen |
DE102008038529B3 (de) * | 2008-08-20 | 2009-11-05 | Kraussmaffei Technologies Gmbh | Einschneckenextruder |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1427272A (en) * | 1921-05-13 | 1922-08-29 | Morgan & Wright | Mixing machine |
US2471324A (en) * | 1946-11-13 | 1949-05-24 | Western Electric Co | Apparatus for advancing nonmetallic plastic material |
US3150411A (en) * | 1962-10-22 | 1964-09-29 | Daubenfeld Jean Joseph Gerard | Screw presses, especially for working plastics |
US3458894A (en) * | 1966-09-13 | 1969-08-05 | Baker Perkins Inc | Mixing apparatus |
US3638921A (en) * | 1969-02-25 | 1972-02-01 | French Oil Mill Machinery | Apparatus for treating elastomeric materials |
US3645659A (en) * | 1969-03-13 | 1972-02-29 | Gloucester Eng Co Inc | Extruding plastic |
-
1974
- 1974-04-10 GB GB15987/74A patent/GB1507826A/en not_active Expired
-
1975
- 1975-03-19 US US05/559,980 patent/US4013276A/en not_active Expired - Lifetime
- 1975-03-25 IT IT48767/75A patent/IT1032444B/it active
- 1975-04-02 DE DE19752514307 patent/DE2514307A1/de not_active Withdrawn
- 1975-04-04 FR FR7510539A patent/FR2267196B1/fr not_active Expired
- 1975-04-08 AU AU79951/75A patent/AU497921B2/en not_active Expired
- 1975-04-09 JP JP50043153A patent/JPS50139159A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
AU497921B2 (en) | 1979-01-25 |
GB1507826A (en) | 1978-04-19 |
DE2514307A1 (de) | 1975-11-06 |
FR2267196A1 (it) | 1975-11-07 |
AU7995175A (en) | 1976-10-14 |
FR2267196B1 (it) | 1977-07-22 |
JPS50139159A (it) | 1975-11-06 |
US4013276A (en) | 1977-03-22 |
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