GB2178997A - Screw for a molding machine - Google Patents
Screw for a molding machine Download PDFInfo
- Publication number
- GB2178997A GB2178997A GB08616826A GB8616826A GB2178997A GB 2178997 A GB2178997 A GB 2178997A GB 08616826 A GB08616826 A GB 08616826A GB 8616826 A GB8616826 A GB 8616826A GB 2178997 A GB2178997 A GB 2178997A
- Authority
- GB
- United Kingdom
- Prior art keywords
- screw
- flight
- molding machine
- zone
- sub
- 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.)
- Withdrawn
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
- B29C45/60—Screws
-
- 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
- B29C48/505—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
- B29C48/03—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)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP60151487A JPS6211612A (ja) | 1985-07-10 | 1985-07-10 | 射出成形用高混練スクリュ |
Publications (2)
Publication Number | Publication Date |
---|---|
GB8616826D0 GB8616826D0 (en) | 1986-08-20 |
GB2178997A true GB2178997A (en) | 1987-02-25 |
Family
ID=15519571
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08616826A Withdrawn GB2178997A (en) | 1985-07-10 | 1986-07-10 | Screw for a molding machine |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS6211612A (zh) |
DE (1) | DE3622974A1 (zh) |
GB (1) | GB2178997A (zh) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2214126A (en) * | 1987-12-30 | 1989-08-31 | Toshiba Machine Co Ltd | Injection mould screws |
BE1002469A4 (nl) * | 1988-08-12 | 1991-02-19 | Euro Stel P V B A | Verbetering van het opsmeltproces in spuitgietmachines en van de schroeven voor de realisatie ervan. |
EP0546085A1 (en) * | 1990-08-27 | 1993-06-16 | E.I. Du Pont De Nemours And Company | Direct fabrication |
EP0559719A4 (en) * | 1990-11-15 | 1993-07-26 | Du Pont | PREPARATION AND MANUFACTURE IN ONE STEP OF FLEXIBLE PARTIALLY GRAFT THERMOPLASTIC COMPOSITIONS. |
WO2009040235A1 (en) * | 2007-09-27 | 2009-04-02 | Samp S.P.A. | Extruder screw for machines extruding plastics material |
CN111070596A (zh) * | 2019-12-17 | 2020-04-28 | 谢志康 | 一种注射量超大的双阶式射胶机构 |
EP4043177A4 (en) * | 2019-10-09 | 2022-12-14 | Ishidasangyo Co.,Ltd. | MOLDING SCREW, FREE MIXING MOLDING MACHINE AND METHOD FOR MAKING A RESIN MOLDING IN A FREE MIXING PROCESS |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2254283B (en) * | 1991-03-26 | 1995-02-15 | Frenkel Ag C D | Improvements in plasticising units for screw injection moulding machines |
CN115847771A (zh) * | 2022-11-13 | 2023-03-28 | 浙江华业塑料机械股份有限公司 | 一种用于挤塑机上的挤塑螺杆及其制作方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB964428A (zh) * | 1959-12-31 | 1964-07-22 | ||
GB1439642A (en) * | 1972-08-23 | 1976-06-16 | Koehring Co | Extruder screws and to extruder apparatus using such screws |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3504400A (en) * | 1967-08-04 | 1970-04-07 | Vish Khim T I | Sesquithread feed worm for an extruder |
JPS4999856U (zh) * | 1972-12-22 | 1974-08-28 | ||
JPS57178B2 (zh) * | 1974-12-21 | 1982-01-05 | ||
JPS5518180A (en) * | 1978-07-26 | 1980-02-08 | Matsushita Electric Ind Co Ltd | Tuner |
JPS582056B2 (ja) * | 1979-12-26 | 1983-01-13 | 東芝機械株式会社 | 熱可塑性樹脂成形用スクリュ |
JPS582056A (ja) * | 1981-06-26 | 1983-01-07 | Hitachi Ltd | 回路選択可icパツケ−ジ方式 |
JPS5919133A (ja) * | 1982-07-22 | 1984-01-31 | Toshiba Mach Co Ltd | 熱可塑性樹脂成形用スクリユ |
JPH04324493A (ja) * | 1991-04-25 | 1992-11-13 | Nec Corp | 液晶ディスプレーの信頼性評価装置 |
-
1985
- 1985-07-10 JP JP60151487A patent/JPS6211612A/ja active Granted
-
1986
- 1986-07-09 DE DE19863622974 patent/DE3622974A1/de not_active Ceased
- 1986-07-10 GB GB08616826A patent/GB2178997A/en not_active Withdrawn
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB964428A (zh) * | 1959-12-31 | 1964-07-22 | ||
GB1439642A (en) * | 1972-08-23 | 1976-06-16 | Koehring Co | Extruder screws and to extruder apparatus using such screws |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2214126A (en) * | 1987-12-30 | 1989-08-31 | Toshiba Machine Co Ltd | Injection mould screws |
GB2214126B (en) * | 1987-12-30 | 1991-10-23 | Toshiba Machine Co Ltd | Screws for use in vent type injection molding machines |
BE1002469A4 (nl) * | 1988-08-12 | 1991-02-19 | Euro Stel P V B A | Verbetering van het opsmeltproces in spuitgietmachines en van de schroeven voor de realisatie ervan. |
EP0546085A1 (en) * | 1990-08-27 | 1993-06-16 | E.I. Du Pont De Nemours And Company | Direct fabrication |
EP0546085A4 (en) * | 1990-08-27 | 1993-09-15 | E.I. Du Pont De Nemours And Company | Direct fabrication |
EP0559719A4 (en) * | 1990-11-15 | 1993-07-26 | Du Pont | PREPARATION AND MANUFACTURE IN ONE STEP OF FLEXIBLE PARTIALLY GRAFT THERMOPLASTIC COMPOSITIONS. |
EP0559719A1 (en) * | 1990-11-15 | 1993-09-15 | E.I. Du Pont De Nemours And Company | One step preparation and fabrication of partially grafted flexible thermoplastic compositions |
WO2009040235A1 (en) * | 2007-09-27 | 2009-04-02 | Samp S.P.A. | Extruder screw for machines extruding plastics material |
EP4043177A4 (en) * | 2019-10-09 | 2022-12-14 | Ishidasangyo Co.,Ltd. | MOLDING SCREW, FREE MIXING MOLDING MACHINE AND METHOD FOR MAKING A RESIN MOLDING IN A FREE MIXING PROCESS |
CN111070596A (zh) * | 2019-12-17 | 2020-04-28 | 谢志康 | 一种注射量超大的双阶式射胶机构 |
Also Published As
Publication number | Publication date |
---|---|
JPS6211612A (ja) | 1987-01-20 |
JPH0576408B2 (zh) | 1993-10-22 |
DE3622974A1 (de) | 1987-02-26 |
GB8616826D0 (en) | 1986-08-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US3335461A (en) | Reciprocating screw injection molding machine | |
US3868093A (en) | Mixing screw and use thereof | |
CA2665533A1 (en) | Multi-color fiber-plastic composites and systems and methods for their fabrication | |
US4183673A (en) | Marbleization of plastic materials | |
GB2178997A (en) | Screw for a molding machine | |
US4125582A (en) | Marbleization of plastic materials | |
US3945786A (en) | Injection molding apparatus for producing articles with a mottled appearance | |
JPH02153714A (ja) | 射出成形装置 | |
US3884452A (en) | Blow-molding plasticizing manifold | |
EP0397497B1 (en) | Injection molding apparatus | |
US4042660A (en) | Mottled appearance injection molding methods | |
US3897938A (en) | Apparatus for refining polymeric material | |
US4289408A (en) | Marbleization of plastic materials | |
JPH06218781A (ja) | 射出成形用スクリュ | |
EP1177085B1 (en) | Moulding apparatus and method of moulding | |
US5735599A (en) | Screw for molding machine that prevents a wrapping phenomenon | |
US4015916A (en) | Heating and stratification device for an injection molding machine | |
GB2028218A (en) | Screw-fed machine for the production of plastics articles and screw therefor | |
DE3910132A1 (de) | Plastizierschnecke und mischvorrichtung zur direktverarbeitung und -einfaerbung von kunststoff-regeneratgemischen und kunststoff-primaermaterialien auf spritzgiessmaschinen | |
US4176152A (en) | Heating and stratification method for an injection molding machine | |
DE3703758C2 (zh) | ||
WO1981002407A1 (en) | Injection moulding machines | |
CN212400130U (zh) | 一种注塑机机头 | |
JPH05228920A (ja) | スクリュー式混練機 | |
WO1982001160A1 (en) | Improvements relating to injection moulding machines |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
WAP | Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1) |