JPS61158417U - - Google Patents
Info
- Publication number
- JPS61158417U JPS61158417U JP1985042211U JP4221185U JPS61158417U JP S61158417 U JPS61158417 U JP S61158417U JP 1985042211 U JP1985042211 U JP 1985042211U JP 4221185 U JP4221185 U JP 4221185U JP S61158417 U JPS61158417 U JP S61158417U
- Authority
- JP
- Japan
- Prior art keywords
- kneading
- wide
- narrow
- recess
- spiral
- 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
- 238000004898 kneading Methods 0.000 claims description 9
- 238000001125 extrusion Methods 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000002994 raw material Substances 0.000 claims 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
- B29C48/62—Screws characterised by the shape of the thread channel, e.g. U-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
- B29C48/25—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
- B29C48/535—Screws with thread pitch varying along the longitudinal axis
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Description
図面はこの考案の一実施例を示し、第１図は押
出機の縦断面図、第２図は回転スクリユの要部斜
視図、第３図は混練凹部の要部拡大正面図、第４
図は第３図のＡ―Ａ断面図、第５図はこの考案の
他の実施例を示す混練凹部の縦断面図である。 １１……押出機、１２……投入口、１３……押
出口、１４……加熱シリンダ、１５，５１……回
転スクリユ、１９，５２……広幅混練凹部、２０
，５３……狭幅混練凹部、２１……螺旋溝。
出機の縦断面図、第２図は回転スクリユの要部斜
視図、第３図は混練凹部の要部拡大正面図、第４
図は第３図のＡ―Ａ断面図、第５図はこの考案の
他の実施例を示す混練凹部の縦断面図である。 １１……押出機、１２……投入口、１３……押
出口、１４……加熱シリンダ、１５，５１……回
転スクリユ、１９，５２……広幅混練凹部、２０
，５３……狭幅混練凹部、２１……螺旋溝。
Claims (1)
- 【実用新案登録請求の範囲】 一端に原料の投入口を有し、他端に押出口を有
する筒状加熱シリンダの内部に回転スクリユを挿
入した押出機であつて、 前記回転スクリユの外周面に形成される螺旋溝
内の溝周面上に、螺旋方向に対して漸次深さの異
なる広幅円弧形の広幅混練凹部と狭幅円弧形の狭
幅混練凹部とを、広幅混練凹部を中心とする両側
螺旋方向に狭幅混練凹部を千鳥状に設定して配置
すると共に、螺旋幅方向に隣接する各混練凹部の
一部を重合させたことを特徴とする 押出機。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985042211U JPH029945Y2 (ja) | 1985-03-23 | 1985-03-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985042211U JPH029945Y2 (ja) | 1985-03-23 | 1985-03-23 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61158417U true JPS61158417U (ja) | 1986-10-01 |
| JPH029945Y2 JPH029945Y2 (ja) | 1990-03-13 |
Family
ID=30552752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985042211U Expired JPH029945Y2 (ja) | 1985-03-23 | 1985-03-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH029945Y2 (ja) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019094996A1 (de) * | 2017-11-16 | 2019-05-23 | Universität Linz | Plastifizierschnecke |
-
1985
- 1985-03-23 JP JP1985042211U patent/JPH029945Y2/ja not_active Expired
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019094996A1 (de) * | 2017-11-16 | 2019-05-23 | Universität Linz | Plastifizierschnecke |
| CN111386183A (zh) * | 2017-11-16 | 2020-07-07 | 奥地利埃瑞玛再生工程机械设备有限公司 | 塑化螺杆 |
| JP2021502912A (ja) * | 2017-11-16 | 2021-02-04 | エレマ エンジニアリング リサイクリング マシネン ウント アンラーゲン ゲゼルシャフト ミット ベシュレンクテル ハフトフング | 可塑化スクリュ |
| CN111386183B (zh) * | 2017-11-16 | 2022-06-24 | 奥地利埃瑞玛再生工程机械设备有限公司 | 塑化螺杆 |
| US11724430B2 (en) | 2017-11-16 | 2023-08-15 | Erema Engineering Recycling Maschinen Und Anlagen Gesellschaft M.B.H. | Plasticating screw |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH029945Y2 (ja) | 1990-03-13 |