ES475865A1 - Maquina extrusora para la elaboracion de material termoplas-tico - Google Patents
Maquina extrusora para la elaboracion de material termoplas-ticoInfo
- Publication number
- ES475865A1 ES475865A1 ES475865A ES475865A ES475865A1 ES 475865 A1 ES475865 A1 ES 475865A1 ES 475865 A ES475865 A ES 475865A ES 475865 A ES475865 A ES 475865A ES 475865 A1 ES475865 A1 ES 475865A1
- Authority
- ES
- Spain
- Prior art keywords
- rotor
- bore
- annular
- extruder
- mixing
- 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.)
- Expired
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
- B29C48/50—Details of extruders
- B29C48/68—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
- B29C48/50—Details of extruders
- B29C48/505—Screws
- B29C48/64—Screws with two or more threads
- B29C48/65—Screws with two or more threads neighbouring threads or channels having different configurations, e.g. one thread being lower than its neighbouring thread
-
- 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
- B29C48/67—Screws having incorporated mixing devices not provided for in groups B29C48/52 - B29C48/66
-
- 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
- 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
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
- B29C2948/92885—Screw or gear
-
- 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
- B29C48/268—Throttling of the flow, e.g. for cooperating with plasticising elements or for degassing
-
- 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
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)
Abstract
Máquina extrusora para la elaboración de material termoplástico que comprende: un cuerpo provisto de un taladro que se extiende longitudinalmente a lo largo de dicho cuerpo, un rotor provisto de por lo menos un fileteado helicoidal a su alrededor, una abertura de alimentación en un extremo de dicho cuerpo para permitir depositar en dicho cuerpo cualquier material a elaborar, cuya abertura de alimentación está en comunicación con el citado taladro, una abertura de descarga en el otro extremo de dicho cuerpo para permitir la extrusión de cualquier material elaborado en el mismo, caracterizada porque dicho rotor (16) está provisto de por lo menos una barrera en general anular (74,76) a su alrededor, cuya barrera está provista por lo menos de un entrante para permitir la circulación del material pasante, cuya máquina de extrusión (10) comprende asimismo un paso de derivación (84) con respecto de la barrera y medios (86) para desplazar axialmente dicho rotor (16) y dicha barrera anular (74,76) con respecto a dicho paso de derivación (84) de la máquina extrusora (10) para permitir una variación en la elaboración efectuada en cualquier material que circule a través de la misma.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/857,181 US4152077A (en) | 1977-12-02 | 1977-12-02 | Homogenization extruder |
Publications (1)
Publication Number | Publication Date |
---|---|
ES475865A1 true ES475865A1 (es) | 1980-02-01 |
Family
ID=25325391
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES475865A Expired ES475865A1 (es) | 1977-12-02 | 1978-11-28 | Maquina extrusora para la elaboracion de material termoplas-tico |
Country Status (14)
Country | Link |
---|---|
US (1) | US4152077A (es) |
JP (1) | JPS5486553A (es) |
AU (1) | AU4202478A (es) |
BE (1) | BE872375A (es) |
BR (1) | BR7807990A (es) |
DD (1) | DD140223A5 (es) |
DE (1) | DE2852046A1 (es) |
ES (1) | ES475865A1 (es) |
FR (1) | FR2410552A1 (es) |
GB (1) | GB2009028B (es) |
IT (1) | IT7830463A0 (es) |
LU (1) | LU80604A1 (es) |
NL (1) | NL7811641A (es) |
SE (1) | SE7812358L (es) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2131342B (en) * | 1982-11-26 | 1986-12-31 | Wenger Mfg | Method and apparatus for extrusion of cellulose or fibre containing materials |
US4632795A (en) * | 1982-11-26 | 1986-12-30 | Wenger Manufacturing, Inc. | Method and apparatus for extrusion processing of cellulose bearing materials |
US5356208A (en) * | 1993-04-07 | 1994-10-18 | Zehev Tadmor | Screw element having shearing and scraping flights |
US6017145A (en) * | 1994-12-30 | 2000-01-25 | The Dow Chemical Company | Extruder screw |
ATE445489T1 (de) * | 2002-11-21 | 2009-10-15 | Andritz Sprout As | Schersteuervorrichtung für einen extruder |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1145787B (de) * | 1959-03-10 | 1963-03-21 | Kloeckner Humboldt Deutz Ag | Schneckenstrangpresse mit einem Stauabschnitt, dessen Querschnitt veraenderlich ist |
US3411179A (en) * | 1966-04-12 | 1968-11-19 | Frank W Egan & Company | Extruder screw mixing section |
AT307010B (de) * | 1968-12-21 | 1973-05-10 | Werner & Pfleiderer | Vorrichtung zum kontinuierlichen Kneten, Mischen und Homogenisieren plastischer Massen |
US3814779A (en) * | 1971-04-01 | 1974-06-04 | Cosden Oil & Chem Co | Method of forming foamed polystyrene articles from polystyrene beads |
US3867079A (en) * | 1972-08-10 | 1975-02-18 | Goodrich Co B F | Apparatus for extruding polymeric material |
US3850414A (en) * | 1972-12-26 | 1974-11-26 | H Scharer | Homogenizing extruders |
-
1977
- 1977-12-02 US US05/857,181 patent/US4152077A/en not_active Expired - Lifetime
-
1978
- 1978-11-27 NL NL7811641A patent/NL7811641A/xx not_active Application Discontinuation
- 1978-11-28 ES ES475865A patent/ES475865A1/es not_active Expired
- 1978-11-29 FR FR7833748A patent/FR2410552A1/fr not_active Withdrawn
- 1978-11-29 AU AU42024/78A patent/AU4202478A/en active Pending
- 1978-11-29 BE BE192019A patent/BE872375A/xx unknown
- 1978-11-30 GB GB7846694A patent/GB2009028B/en not_active Expired
- 1978-11-30 SE SE7812358A patent/SE7812358L/xx unknown
- 1978-12-01 BR BR7807990A patent/BR7807990A/pt unknown
- 1978-12-01 IT IT7830463A patent/IT7830463A0/it unknown
- 1978-12-01 JP JP14959978A patent/JPS5486553A/ja active Pending
- 1978-12-01 DD DD78209473A patent/DD140223A5/de unknown
- 1978-12-01 LU LU80604A patent/LU80604A1/xx unknown
- 1978-12-01 DE DE19782852046 patent/DE2852046A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
FR2410552A1 (fr) | 1979-06-29 |
GB2009028A (en) | 1979-06-13 |
US4152077A (en) | 1979-05-01 |
BE872375A (fr) | 1979-03-16 |
DD140223A5 (de) | 1980-02-20 |
BR7807990A (pt) | 1979-07-31 |
JPS5486553A (en) | 1979-07-10 |
IT7830463A0 (it) | 1978-12-01 |
DE2852046A1 (de) | 1979-06-13 |
LU80604A1 (fr) | 1979-05-16 |
NL7811641A (nl) | 1979-06-06 |
GB2009028B (en) | 1982-05-19 |
AU4202478A (en) | 1979-06-07 |
SE7812358L (sv) | 1979-06-03 |
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