JPS63106627U - - Google Patents
Info
- Publication number
- JPS63106627U JPS63106627U JP1986198949U JP19894986U JPS63106627U JP S63106627 U JPS63106627 U JP S63106627U JP 1986198949 U JP1986198949 U JP 1986198949U JP 19894986 U JP19894986 U JP 19894986U JP S63106627 U JPS63106627 U JP S63106627U
- Authority
- JP
- Japan
- Prior art keywords
- external cylinder
- cylindrical screw
- vent hole
- screw
- extrusion molding
- 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
- 238000001125 extrusion Methods 0.000 claims description 8
- 238000004898 kneading Methods 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- B29C48/56—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
- B29C48/03—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
- B29C48/04—Particle-shaped
-
- 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
- B29C48/05—Filamentary, e.g. strands
-
- 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
- B29C48/445—Coaxially arranged screws, i.e. one within the other
-
- 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
- B29C48/51—Screws with internal flow passages, e.g. for molten material
- B29C48/515—Screws with internal flow passages, e.g. for molten material for auxiliary fluids, e.g. foaming agents
-
- 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
- B29C48/52—Screws with an outer diameter varying along the longitudinal axis, e.g. for obtaining different thread clearance
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Description
第1図は本考案混練押出成形装置の説明用断面
図、第2図及び第3図は夫々本考案における筒状
スクリユーの部分破断側面図及び断面図、第4図
は従来の混練押出装置の説明用断面図である。 1…シリンダー、2…混練物質供給開口、3…
ホツパー、4…押出開口機構、5…押出成形機構
、6…水冷リング、7…バンドヒーター、8…ベ
ント孔、9…筒状シリンダー、10…管体、11
A,11B,15…螺旋突条、12A,12B…
螺旋凹溝、13A,13B…貫通開口、14…軸
体、16…内部スクリユー、17…ギヤボツクス
、18…メタリング部、19…押出通路。
図、第2図及び第3図は夫々本考案における筒状
スクリユーの部分破断側面図及び断面図、第4図
は従来の混練押出装置の説明用断面図である。 1…シリンダー、2…混練物質供給開口、3…
ホツパー、4…押出開口機構、5…押出成形機構
、6…水冷リング、7…バンドヒーター、8…ベ
ント孔、9…筒状シリンダー、10…管体、11
A,11B,15…螺旋突条、12A,12B…
螺旋凹溝、13A,13B…貫通開口、14…軸
体、16…内部スクリユー、17…ギヤボツクス
、18…メタリング部、19…押出通路。
Claims (1)
- 外部シリンダーと、この外部シリンダーに形成
したベント孔と、前記外部シリンダー内に同軸状
に回転自在に嵌合した、螺旋突条をその外周面上
に有する筒状スクリユーと、前記筒状スクリユー
内に同軸状に回転自在に嵌合した、前記筒状スク
リユーの螺旋突条とは逆向きの螺旋突条をその外
周面上に有する内部スクリユーと、前記筒状スク
リユー及び内部スクリユーを互いに反対方向に回
転せしめる回転駆動機構と、前記筒状スクリユー
及び内部スクリユーの後端及び前端に夫々位置す
るよう前記外部シリンダーに設けた、混練物質供
給開口及び押出成形機構とより成り、前記ベント
孔と前記押出成形機構間の長さが前記ベント孔と
前記混練物質供給開口間の長さより十分に長く、
前記筒状スクリユーはこれに形成される螺旋凹溝
に沿つて順次に所定の角度づつ進んだ位置に互い
に分離した多数の貫通開口を有することを特徴と
する混練押出成形装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986198949U JPH0517225Y2 (ja) | 1986-12-27 | 1986-12-27 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1986198949U JPH0517225Y2 (ja) | 1986-12-27 | 1986-12-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63106627U true JPS63106627U (ja) | 1988-07-09 |
JPH0517225Y2 JPH0517225Y2 (ja) | 1993-05-10 |
Family
ID=31160117
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1986198949U Expired - Lifetime JPH0517225Y2 (ja) | 1986-12-27 | 1986-12-27 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0517225Y2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100407395C (zh) * | 2003-07-04 | 2008-07-30 | 乐华股份有限公司 | 薄板状基板的运送装置及其运送控制方法 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS541373A (en) * | 1977-06-02 | 1979-01-08 | Nakatani Machinery | Kneading extrusion apparatus |
-
1986
- 1986-12-27 JP JP1986198949U patent/JPH0517225Y2/ja not_active Expired - Lifetime
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS541373A (en) * | 1977-06-02 | 1979-01-08 | Nakatani Machinery | Kneading extrusion apparatus |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100407395C (zh) * | 2003-07-04 | 2008-07-30 | 乐华股份有限公司 | 薄板状基板的运送装置及其运送控制方法 |
Also Published As
Publication number | Publication date |
---|---|
JPH0517225Y2 (ja) | 1993-05-10 |