JPH031024U - - Google Patents
Info
- Publication number
- JPH031024U JPH031024U JP1989060990U JP6099089U JPH031024U JP H031024 U JPH031024 U JP H031024U JP 1989060990 U JP1989060990 U JP 1989060990U JP 6099089 U JP6099089 U JP 6099089U JP H031024 U JPH031024 U JP H031024U
- Authority
- JP
- Japan
- Prior art keywords
- screw
- polyhedral structure
- view
- lead
- type screw
- 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.)
- Pending
Links
- 238000004898 kneading Methods 0.000 claims description 5
- 239000011347 resin Substances 0.000 claims 1
- 229920005989 resin Polymers 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
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
- B29C48/67—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
- B29C48/36—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
- B29C48/60—Thread tops
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Description
第１図は本考案の第１実施例に係る高混練スク
リユの側面図、第２図は第１図に於ける−線
断面図、第３図は本考案の第２実施例に係る高混
練スクリユの側面図、第４図は本考案の第３実施
例に係る高混練スクリユの側面図、第５図は第４
図の外面展開図、第６図は第４図のスクリユの要
部拡大斜視図、第７図は第６図に於ける視断面
図、第８図は従来の高混練スクリユの側面図、第
９図は第８図のスクリユの作用説明図、第１０図
は第８図のスクリユの外面展開図、第１１図は第
８図の−断面図、第１２図は第８図のス
クリユの基本形状を示す模式図、第１３図は頂部
をつる巻状に削り落した溝の１例を示す側断面図
である。
図の主要部分の説明、１０……スリツト、１１
……ダム、１２，１３……スリツト、１４……フ
ライト。
Fig. 1 is a side view of a high-kneading screw according to the first embodiment of the present invention, Fig. 2 is a sectional view taken along the - line in Fig. 1, and Fig. 3 is a high-kneading screw according to the second embodiment of the present invention. 4 is a side view of the high-kneading screw according to the third embodiment of the present invention, and FIG. 5 is a side view of the screw.
6 is an enlarged perspective view of the main part of the screw shown in FIG. 4, FIG. 7 is a sectional view of FIG. 6, and FIG. 8 is a side view of the conventional high-kneading screw. Figure 9 is an explanatory diagram of the action of the screw shown in Figure 8, Figure 10 is an external development view of the screw shown in Figure 8, Figure 11 is a sectional view of the screw shown in Figure 8, and Figure 12 is the basics of the screw shown in Figure 8. FIG. 13, which is a schematic diagram showing the shape, is a side sectional view showing an example of a groove whose top portion is cut off in a helical shape. Explanation of the main parts of the figure, 10...Slit, 11
...Dam, 12, 13...Slit, 14...Flight.
Claims (1)
形の各辺がリードを有して多面の樹脂通路溝を形
成する多面体構造部をスクリユの一部に持つた高
混練タイプスクリユに於て、前記多面体構造部の
頂部を横切り前記リード方向に延びるスリツトを
形成することを特徴とする高混練タイプスクリユ
。 In the high-kneading type screw, which has a polygonal cross-sectional shape when projected at right angles to the axis, each side of the polygon has a lead to form a polyhedral structure forming a multifaceted resin passage groove as a part of the screw. A highly kneaded type screw, characterized in that a slit is formed extending across the top of the polyhedral structure and extending in the lead direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989060990U JPH031024U (en) | 1989-05-29 | 1989-05-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989060990U JPH031024U (en) | 1989-05-29 | 1989-05-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH031024U true JPH031024U (en) | 1991-01-08 |
Family
ID=31588844
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989060990U Pending JPH031024U (en) | 1989-05-29 | 1989-05-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH031024U (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4982757A (en) * | 1972-11-20 | 1974-08-09 | ||
| JPS6225082A (en) * | 1985-07-26 | 1987-02-03 | Mita Ind Co Ltd | Printing method |
-
1989
- 1989-05-29 JP JP1989060990U patent/JPH031024U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4982757A (en) * | 1972-11-20 | 1974-08-09 | ||
| JPS6225082A (en) * | 1985-07-26 | 1987-02-03 | Mita Ind Co Ltd | Printing method |