CH542708A - Spritzgussmaschine - Google Patents
SpritzgussmaschineInfo
- Publication number
- CH542708A CH542708A CH539872A CH539872A CH542708A CH 542708 A CH542708 A CH 542708A CH 539872 A CH539872 A CH 539872A CH 539872 A CH539872 A CH 539872A CH 542708 A CH542708 A CH 542708A
- Authority
- CH
- Switzerland
- Prior art keywords
- screw
- injection molding
- molding machine
- diameter
- diameters
- Prior art date
Links
- 238000001746 injection moulding Methods 0.000 title claims description 17
- 239000000155 melt Substances 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 13
- 238000007872 degassing Methods 0.000 claims description 10
- 238000013022 venting Methods 0.000 claims description 6
- 239000000126 substance Substances 0.000 claims description 3
- 238000013016 damping Methods 0.000 claims description 2
- 230000001419 dependent effect Effects 0.000 claims 6
- 238000009423 ventilation Methods 0.000 description 12
- 239000004033 plastic Substances 0.000 description 8
- 229920003023 plastic Polymers 0.000 description 8
- 230000008901 benefit Effects 0.000 description 6
- 230000009467 reduction Effects 0.000 description 6
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000002845 discoloration Methods 0.000 description 3
- 241000237858 Gastropoda Species 0.000 description 2
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 239000003039 volatile agent Substances 0.000 description 2
- 239000004677 Nylon Substances 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000002730 additional effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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
-
- 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
-
- 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
- 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
- B29C45/63—Venting or degassing means
-
- 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
- B29C2045/605—Screws comprising a zone or shape enhancing the degassing of the plastic material
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP46023359A JPS5147182B1 (show.php) | 1971-04-13 | 1971-04-13 | |
| JP46023360A JPS5147746B1 (show.php) | 1971-04-13 | 1971-04-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH542708A true CH542708A (de) | 1973-10-15 |
Family
ID=26360712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH539872A CH542708A (de) | 1971-04-13 | 1972-04-12 | Spritzgussmaschine |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3826477A (show.php) |
| BR (1) | BR7202130D0 (show.php) |
| CA (1) | CA988668A (show.php) |
| CH (1) | CH542708A (show.php) |
| DE (1) | DE2217413C3 (show.php) |
| FR (1) | FR2132898B1 (show.php) |
| GB (1) | GB1376377A (show.php) |
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT328170B (de) * | 1973-01-16 | 1976-03-10 | Kleinewefers Ind Company Gmbh | Mehrschnecken-strangpresse fur das plastifizieren und mischen von kunststoffen |
| JPS5072764U (show.php) * | 1973-11-13 | 1975-06-26 | ||
| US3905588A (en) * | 1974-02-08 | 1975-09-16 | Cincinnati Milacron Inc | Method and apparatus for plasticating polymers |
| US3936038A (en) * | 1974-08-14 | 1976-02-03 | Package Machinery Company | Mixer for plastic injection molding machine |
| JPS57178B2 (show.php) * | 1974-12-21 | 1982-01-05 | ||
| US3954366A (en) * | 1975-01-06 | 1976-05-04 | Fields Reuben T | Two-stage single screw extrusion apparatus |
| DE2638840C2 (de) * | 1975-08-30 | 1983-12-22 | Chang Shao Shizuoka Chi | Verfahren zur Herstellung von Produkten aus Polyäthylenterephthalat |
| US4143974A (en) * | 1976-01-22 | 1979-03-13 | Gkn Windsor Gmbh | Apparatus for plasticizing granular synthetic plastic materials |
| US4112519A (en) * | 1976-07-08 | 1978-09-05 | Hpm Corporation | Vented injection molding machine and method |
| US4143108A (en) * | 1976-08-26 | 1979-03-06 | Monsanto Company | Method of injection molding nitrile articles |
| US4079463A (en) * | 1977-02-28 | 1978-03-14 | Hercules Incorporated | High output extruder screw |
| US4140400A (en) * | 1977-11-18 | 1979-02-20 | Francis Shaw & Company | Extruder screw |
| US4185060A (en) * | 1978-03-17 | 1980-01-22 | Ladney M Jr | Method of manufacturing structural foam plastic products free from undesirable contaminant constituents |
| DE2934147A1 (de) * | 1979-08-23 | 1981-03-12 | Mannesmann Demag Kunstofftechnik Zweigniederlassung der Mannesmann Demag AG, 8500 Nürnberg | Entgasungs-schneckenspritzgiessmaschine |
| US4636085A (en) * | 1982-03-16 | 1987-01-13 | Mapro Inc. | Apparatus for removing volatiles from plastic materials delivered to an extrusion or injection molding machine |
| US4636084A (en) * | 1982-03-16 | 1987-01-13 | Mapro Inc. | Removing volatiles from plastic materials delivered to an extrusion or injection molding machine |
| DE3275070D1 (de) * | 1982-08-26 | 1987-02-19 | Berstorff Gmbh Masch Hermann | Extruder with vent zone |
| US4591467A (en) * | 1983-07-22 | 1986-05-27 | Mapro Inc. | Method for removing moisture and volatiles from molding particulate plastic material feed |
| JPS60147315A (ja) * | 1984-01-12 | 1985-08-03 | Toshiba Mach Co Ltd | 射出成形機の射出装置 |
| US4846659A (en) * | 1988-04-06 | 1989-07-11 | Kensaku Nakamura | Rotational screw for mixing |
| US4944906A (en) * | 1988-10-11 | 1990-07-31 | Spirex Corporation | Methods of injection molding and extruding wet hygroscopic ionomers |
| US4954303A (en) * | 1989-02-10 | 1990-09-04 | The Dow Chemical Company | Apparatus and process for devolatilization of high viscosity polymers |
| JP2548659B2 (ja) * | 1992-03-16 | 1996-10-30 | 日精樹脂工業株式会社 | ベント式射出成形機 |
| AU666435B2 (en) * | 1993-04-30 | 1996-02-08 | A. K. Technical Laboratory, Inc. | Method for injection molding polyethylene terephthalate |
| DE4429708C2 (de) * | 1993-08-24 | 2001-04-19 | Nissei Plastics Ind Co | Spritzverfahren für Polyethylen-Terephtalat |
| DE10146851A1 (de) * | 2001-09-24 | 2003-04-10 | Manfred Schaefer | Verfahren zur Verarbeitung von Kunststoffpartikeln und Plastifizierschnecke für ein solches Verfahren |
| JP4034124B2 (ja) * | 2002-06-05 | 2008-01-16 | 株式会社ブリヂストン | 押出機用スクリュー及びその製造方法 |
| US20090025901A1 (en) * | 2007-07-25 | 2009-01-29 | Husky Injection Molding Systems Ltd. | Molding System with Barrel Assembly |
| EP4209321A1 (fr) * | 2022-01-10 | 2023-07-12 | Aisapack Holding SA | Dispositif d'extrusion |
| AT526268A1 (de) * | 2022-06-27 | 2024-01-15 | Engel Austria Gmbh | Plastifiziereinheit und/oder Einspritzeinheit für eine Formgebungsmaschine |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| USRE23880E (en) * | 1950-03-07 | 1954-09-28 | Extruder | |
| CH387939A (de) * | 1961-10-30 | 1965-02-15 | Buehler Ag Geb | Spritzgussmaschine mit Vakuumentgasung der plastifizierten Masse |
| US3193877A (en) * | 1962-04-02 | 1965-07-13 | Eastman Kodak Co | Multistage extrusion screw and alternate filters |
| FR1432146A (fr) * | 1965-04-23 | 1966-03-18 | Ankerwerk Gebr Goller Fa | Machine à mouler par injection à vis sans fin pour façonner les matières plastiques thermodurcissables |
| US3633880A (en) * | 1970-01-08 | 1972-01-11 | Gen Electric | Extrusion device |
| US3685804A (en) * | 1970-10-26 | 1972-08-22 | Sterling Extruder Corp | Mixing apparatus and method |
| CH543371A (fr) * | 1971-03-05 | 1973-10-31 | Battelle Memorial Institute | Presse à injecter des matières thermoplastiques |
-
1972
- 1972-04-10 US US00242671A patent/US3826477A/en not_active Expired - Lifetime
- 1972-04-11 BR BR722130A patent/BR7202130D0/pt unknown
- 1972-04-12 CH CH539872A patent/CH542708A/de not_active IP Right Cessation
- 1972-04-12 DE DE2217413A patent/DE2217413C3/de not_active Expired
- 1972-04-13 CA CA139,596A patent/CA988668A/en not_active Expired
- 1972-04-13 GB GB1712672A patent/GB1376377A/en not_active Expired
- 1972-04-13 FR FR7212996A patent/FR2132898B1/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB1376377A (en) | 1974-12-04 |
| BR7202130D0 (pt) | 1973-05-03 |
| FR2132898A1 (show.php) | 1972-11-24 |
| CA988668A (en) | 1976-05-11 |
| DE2217413A1 (de) | 1973-02-22 |
| US3826477A (en) | 1974-07-30 |
| DE2217413B2 (de) | 1977-07-28 |
| FR2132898B1 (show.php) | 1974-12-13 |
| DE2217413C3 (de) | 1978-04-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |