JPH0215325U - - Google Patents
Info
- Publication number
- JPH0215325U JPH0215325U JP1988093887U JP9388788U JPH0215325U JP H0215325 U JPH0215325 U JP H0215325U JP 1988093887 U JP1988093887 U JP 1988093887U JP 9388788 U JP9388788 U JP 9388788U JP H0215325 U JPH0215325 U JP H0215325U
- Authority
- JP
- Japan
- Prior art keywords
- extruder
- extrusion screw
- screw
- molten resin
- base end
- 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
- 238000001125 extrusion Methods 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims 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
- B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
- B29C48/385—Plasticisers, homogenisers or feeders comprising two or more stages using two or more serially arranged screws in separate barrels
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Description
第１図はこの考案の対象となる押出機の使用例
を示す簡略側面図、第２図は従来技術を示す第１
図の一部拡大側断面図、第３図はこの考案の一実
施例を示す第２図に対応する部分の側断面図、第
４図ａ，ｂは第２図に示した従来技術における問
題を説明するための側断面図である。 ７……溶融樹脂の導入口、１０……押出スクリ
ユー、１１……バレル部、１３……ねじ山、１３
Ａ……切除端部。
を示す簡略側面図、第２図は従来技術を示す第１
図の一部拡大側断面図、第３図はこの考案の一実
施例を示す第２図に対応する部分の側断面図、第
４図ａ，ｂは第２図に示した従来技術における問
題を説明するための側断面図である。 ７……溶融樹脂の導入口、１０……押出スクリ
ユー、１１……バレル部、１３……ねじ山、１３
Ａ……切除端部。
Claims (1)
- 押出スクリユー１０の基端のバレル部１１に溶
融樹脂の導入口７が設けられている押出機におい
て、前記押出スクリユー１０におけるねじ山１３
の前記導入口７に対向する部分が切除されている
ことを特徴とする押出機。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988093887U JPH0215325U (ja) | 1988-07-15 | 1988-07-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988093887U JPH0215325U (ja) | 1988-07-15 | 1988-07-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0215325U true JPH0215325U (ja) | 1990-01-31 |
Family
ID=31318365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988093887U Pending JPH0215325U (ja) | 1988-07-15 | 1988-07-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0215325U (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5192978U (ja) * | 1975-01-23 | 1976-07-26 |
-
1988
- 1988-07-15 JP JP1988093887U patent/JPH0215325U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5192978U (ja) * | 1975-01-23 | 1976-07-26 | ||
| JPS5414711Y2 (ja) * | 1975-01-23 | 1979-06-16 |