GB2068249B - Screw press for processing thermoplastic and elastomeric materials - Google Patents
Screw press for processing thermoplastic and elastomeric materialsInfo
- Publication number
- GB2068249B GB2068249B GB8102691A GB8102691A GB2068249B GB 2068249 B GB2068249 B GB 2068249B GB 8102691 A GB8102691 A GB 8102691A GB 8102691 A GB8102691 A GB 8102691A GB 2068249 B GB2068249 B GB 2068249B
- Authority
- GB
- United Kingdom
- Prior art keywords
- elastomeric materials
- screw press
- processing thermoplastic
- thermoplastic
- processing
- 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
- B29C48/685—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads
- B29C48/687—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads having projections with a short length in the barrel direction, 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
- B29C48/395—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
- B29C48/535—Screws with thread pitch varying along the longitudinal axis
-
- 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
- B29C48/59—Screws characterised by details of the thread, i.e. the shape of a single thread of the material-feeding screw
- B29C48/605—Screws characterised by details of the thread, i.e. the shape of a single thread of the material-feeding screw the thread being discontinuous
-
- 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
- B29C48/03—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)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3003615A DE3003615C2 (en) | 1980-02-01 | 1980-02-01 | Screw extruder with pin cylinder |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2068249A GB2068249A (en) | 1981-08-12 |
GB2068249B true GB2068249B (en) | 1983-05-25 |
Family
ID=6093460
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8102691A Expired GB2068249B (en) | 1980-02-01 | 1981-01-29 | Screw press for processing thermoplastic and elastomeric materials |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS56126143A (en) |
DE (1) | DE3003615C2 (en) |
FR (1) | FR2474946A1 (en) |
GB (1) | GB2068249B (en) |
IT (1) | IT1134809B (en) |
NL (1) | NL8006782A (en) |
SE (1) | SE435824B (en) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3221472C2 (en) * | 1982-06-07 | 1984-06-20 | Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover | Extruder |
US4491417A (en) * | 1983-04-29 | 1985-01-01 | Usm Corporation | Devolatilizing mixing extruder |
DE3438649A1 (en) * | 1984-10-22 | 1986-04-24 | Windmöller & Hölscher, 4540 Lengerich | SINGLE SCREW EXTRUSION FOR THERMOPLASTIC AND ELASTOMERS |
GB2178691B (en) * | 1985-07-16 | 1989-10-25 | Farrel Bridge Ltd | Screw extruders |
DE3709798C2 (en) * | 1987-03-25 | 1995-02-23 | Krupp Ag | Multi-part snail |
DE59102180D1 (en) * | 1990-12-14 | 1994-08-18 | Berstorff Gmbh Masch Hermann | Processes and extruders for processing and manufacturing rubber and thermoplastics. |
DE4137969C1 (en) * | 1990-12-14 | 1992-10-15 | Berstorff Gmbh Masch Hermann | |
DE4120016C1 (en) * | 1990-12-14 | 1992-07-02 | Berstorff Gmbh Masch Hermann | |
DE4114610C2 (en) * | 1990-12-14 | 1994-05-26 | Berstorff Gmbh Masch Hermann | Pen transfer extruder |
DE4114609C2 (en) * | 1990-12-14 | 1994-06-09 | Berstorff Gmbh Masch Hermann | High-performance extruder with a constant number of gears in the inlet and outlet area of a transfer shear part |
DE4039942C1 (en) * | 1990-12-14 | 1992-01-30 | Berstorff Gmbh Masch Hermann | |
DE4209179C1 (en) * | 1992-03-20 | 1993-01-14 | Paul Troester Maschinenfabrik, 3000 Hannover, De | |
GB9210720D0 (en) * | 1992-05-20 | 1992-07-08 | Holyroyd Associates Limited | Production of feedstock for compounding of polymeric materials |
DE4244312C1 (en) * | 1992-12-28 | 1994-01-20 | Baumgarten Wilfried | Screw extruder |
US20050006850A1 (en) * | 2003-05-05 | 2005-01-13 | Gerold Barth | Shaft of a shredding device and a shredding device |
JP4338668B2 (en) * | 2005-04-05 | 2009-10-07 | 住友ゴム工業株式会社 | Rubber extruder |
DE102016122277A1 (en) | 2016-11-18 | 2018-05-24 | Troester Gmbh & Co. Kg | Pin-extruder |
CN110919909B (en) * | 2019-10-25 | 2021-12-28 | 青岛科技大学 | Efficient continuous waste rubber regeneration equipment and preparation method |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE607376A (en) * | 1960-08-22 | 1900-01-01 | ||
CH510512A (en) * | 1969-05-05 | 1971-07-31 | Sig Schweiz Industrieges | Screw press |
DE2235784C3 (en) * | 1972-07-21 | 1986-01-09 | Uniroyal Englebert Reifen GmbH, 5100 Aachen | Single-screw extruder for mixing and homogenizing high-viscosity rubber compounds and high-viscosity thermoplastics |
DE2243039C3 (en) * | 1972-09-01 | 1980-08-14 | Werner & Pfleiderer, 7000 Stuttgart | Continuously working screw kneading mixer |
DE2461320A1 (en) * | 1973-01-17 | 1976-07-08 | Exxon Research Engineering Co | Single screw extruder - having spaced discontinuous helical flights each centered between preceding flights |
-
1980
- 1980-02-01 DE DE3003615A patent/DE3003615C2/en not_active Expired
- 1980-12-15 NL NL8006782A patent/NL8006782A/en not_active Application Discontinuation
- 1980-12-19 IT IT26787/80A patent/IT1134809B/en active
- 1980-12-26 FR FR8027613A patent/FR2474946A1/en active Granted
-
1981
- 1981-01-29 GB GB8102691A patent/GB2068249B/en not_active Expired
- 1981-01-29 JP JP1094581A patent/JPS56126143A/en active Pending
- 1981-01-30 SE SE8100750A patent/SE435824B/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE3003615C2 (en) | 1984-03-29 |
JPS56126143A (en) | 1981-10-02 |
SE435824B (en) | 1984-10-22 |
DE3003615A1 (en) | 1981-08-20 |
GB2068249A (en) | 1981-08-12 |
IT1134809B (en) | 1986-08-20 |
SE8100750L (en) | 1981-08-02 |
FR2474946A1 (en) | 1981-08-07 |
IT8026787A0 (en) | 1980-12-19 |
FR2474946B1 (en) | 1985-04-26 |
NL8006782A (en) | 1981-09-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |