JPS5817124U - extrusion screw - Google Patents
extrusion screwInfo
- Publication number
- JPS5817124U JPS5817124U JP1981110599U JP11059981U JPS5817124U JP S5817124 U JPS5817124 U JP S5817124U JP 1981110599 U JP1981110599 U JP 1981110599U JP 11059981 U JP11059981 U JP 11059981U JP S5817124 U JPS5817124 U JP S5817124U
- Authority
- JP
- Japan
- Prior art keywords
- extrusion screw
- flight
- main
- screw
- 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.)
- Granted
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
- B29C48/686—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads having grooves or cavities
-
- 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
- B29C48/25—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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第1図は従来の高混練押出機の1例を示す側断面図、第
2図は第1図のA−A拡大断面図:第3図は本考案の実
施例を示す高混練押出機の側断面図である。
図の主要部分の説明、5・・・シリンダ、8・・・スク
リュ、9・・・混練部、1G−フィード部、11・・・
メータリング部、12・・・主フライト、13・・・副
フライト。 −Figure 1 is a side sectional view showing an example of a conventional high-kneading extruder, Figure 2 is an enlarged sectional view taken along line A-A in Figure 1, and Figure 3 is a high-kneading extruder showing an embodiment of the present invention. FIG. Explanation of main parts of the figure, 5...Cylinder, 8...Screw, 9...Kneading section, 1G-feed section, 11...
Metering section, 12...Main flight, 13...Sub-flight. −
Claims (1)
角形に類似した形状をなす混練部とミ主フライト間に同
主フライトの外径より小さい径の副フライトを有するメ
ータリング部とよりなることを特徴とする押出スクリュ
。The polygonal cross-sectional shape of the cylinder and screw perpendicular to the axis consists of a kneading section that has a shape similar to a polygon, and a metering section that has a sub-flight with a diameter smaller than the outer diameter of the main flight between the main flights. Features an extrusion screw.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1981110599U JPS5817124U (en) | 1981-07-25 | 1981-07-25 | extrusion screw |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1981110599U JPS5817124U (en) | 1981-07-25 | 1981-07-25 | extrusion screw |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5817124U true JPS5817124U (en) | 1983-02-02 |
JPH0126427Y2 JPH0126427Y2 (en) | 1989-08-08 |
Family
ID=29904964
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1981110599U Granted JPS5817124U (en) | 1981-07-25 | 1981-07-25 | extrusion screw |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5817124U (en) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5230240A (en) * | 1975-09-02 | 1977-03-07 | Nippon Steel Corp | Flux for use in submerged arc welding |
-
1981
- 1981-07-25 JP JP1981110599U patent/JPS5817124U/en active Granted
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5230240A (en) * | 1975-09-02 | 1977-03-07 | Nippon Steel Corp | Flux for use in submerged arc welding |
Also Published As
Publication number | Publication date |
---|---|
JPH0126427Y2 (en) | 1989-08-08 |
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