ES8601757A1 - Mejoras introducidas en un aparato para desplazar y triturar materiales termoplasticos - Google Patents
Mejoras introducidas en un aparato para desplazar y triturar materiales termoplasticosInfo
- Publication number
- ES8601757A1 ES8601757A1 ES534724A ES534724A ES8601757A1 ES 8601757 A1 ES8601757 A1 ES 8601757A1 ES 534724 A ES534724 A ES 534724A ES 534724 A ES534724 A ES 534724A ES 8601757 A1 ES8601757 A1 ES 8601757A1
- Authority
- ES
- Spain
- Prior art keywords
- section
- flights
- pitch
- cylinder
- metering section
- 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
- B29C48/505—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
- 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
- B29C48/53—Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
-
- 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
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
- B29K2027/06—PVC, i.e. polyvinylchloride
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Formation And Processing Of Food Products (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Disintegrating Or Milling (AREA)
Abstract
MEJORAS INTRODUCIDAS EN UN APARATO PARA DESPLAZAR Y TRITURAR MATERIALES TERMOPLASTICOS. CONSISTENTES EN: MONTAR DE MANERA GIRATORIA EN EL CILINDRO (16) UNA ROSCA (17) DE ALIMENTACION (DIAMETRO 88,9 MM), QUE TIENE UNA SECCION (A) DE AVANCE (PASO DE ROSCA DE 88,9 MM), UNA SECCION (B) DE TRANSICION Y UNA SECCION (C) DE DOSIFICACION (PASO DE ROSCA 71,12 MM); DOTAR A LA ROSCA DE ALIMENTACION DE UN ELEMENTO HELICOIDAL (22) QUE SE EXTIENDE DESDE UNA A OTRA EXTREMIDAD; DOTAR A LA SECCION DE DOSIFICACION (C) DE UN PASO DE ROSCA INFERIOR AL PASO DE LOS OTROS ELEMENTOS DE ROSCA SITUADOS EN LAS OTRAS DOS SECCIONES (A Y B), Y DE UNA PLURALIDAD DE ANILLOS DE MEZCLADO (25) DISPUESTOS CIRCUNFERENCIALMENTE A LO LARGO DE SU EJE LONGITUDINAL.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US51947383A | 1983-08-01 | 1983-08-01 |
Publications (2)
Publication Number | Publication Date |
---|---|
ES534724A0 ES534724A0 (es) | 1985-11-16 |
ES8601757A1 true ES8601757A1 (es) | 1985-11-16 |
Family
ID=24068451
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES534724A Expired ES8601757A1 (es) | 1983-08-01 | 1984-07-30 | Mejoras introducidas en un aparato para desplazar y triturar materiales termoplasticos |
Country Status (12)
Country | Link |
---|---|
EP (1) | EP0133979B1 (es) |
JP (1) | JPS6063125A (es) |
AT (1) | ATE54093T1 (es) |
AU (1) | AU577052B2 (es) |
BR (1) | BR8403785A (es) |
CA (1) | CA1231813A (es) |
DE (1) | DE3482576D1 (es) |
EG (1) | EG17003A (es) |
ES (1) | ES8601757A1 (es) |
IN (1) | IN161703B (es) |
MX (1) | MX160291A (es) |
NO (1) | NO843034L (es) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4994223A (en) * | 1989-06-16 | 1991-02-19 | Bomatic, Inc. | Extruder screw and method for the extrusion of thermally sensitive thermoplastic materials |
CN112553781B (zh) * | 2020-11-03 | 2022-07-29 | 广西德福莱医疗器械有限公司 | 熔喷布挤出方法 |
CN113276385B (zh) * | 2021-06-08 | 2023-01-31 | 河南工业职业技术学院 | 一种挤出速率可控的挤塑成型模具 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3449793A (en) * | 1967-04-21 | 1969-06-17 | Intern Rubber Ind Inc | Machine for working rubber and like plastics |
US3762693A (en) * | 1971-04-13 | 1973-10-02 | Western Electric Co | Methods of and apparatus for advancing and working thermoplastic materials |
-
1984
- 1984-07-10 IN IN560/DEL/84A patent/IN161703B/en unknown
- 1984-07-19 AU AU30869/84A patent/AU577052B2/en not_active Ceased
- 1984-07-19 CA CA000459276A patent/CA1231813A/en not_active Expired
- 1984-07-26 NO NO843034A patent/NO843034L/no unknown
- 1984-07-28 AT AT84108986T patent/ATE54093T1/de not_active IP Right Cessation
- 1984-07-28 EP EP84108986A patent/EP0133979B1/en not_active Expired - Lifetime
- 1984-07-28 DE DE8484108986T patent/DE3482576D1/de not_active Expired - Fee Related
- 1984-07-30 ES ES534724A patent/ES8601757A1/es not_active Expired
- 1984-07-30 MX MX202190A patent/MX160291A/es unknown
- 1984-07-30 BR BR8403785A patent/BR8403785A/pt not_active IP Right Cessation
- 1984-07-31 EG EG486/84A patent/EG17003A/xx active
- 1984-07-31 JP JP59159486A patent/JPS6063125A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
AU577052B2 (en) | 1988-09-15 |
DE3482576D1 (en) | 1990-08-02 |
MX160291A (es) | 1990-01-25 |
NO843034L (no) | 1985-02-04 |
BR8403785A (pt) | 1985-07-09 |
EG17003A (en) | 1990-12-30 |
EP0133979B1 (en) | 1990-06-27 |
IN161703B (es) | 1988-01-16 |
CA1231813A (en) | 1988-01-26 |
ATE54093T1 (de) | 1990-07-15 |
ES534724A0 (es) | 1985-11-16 |
JPS6063125A (ja) | 1985-04-11 |
EP0133979A2 (en) | 1985-03-13 |
AU3086984A (en) | 1985-02-07 |
EP0133979A3 (en) | 1986-06-04 |
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