JPH0430031U - - Google Patents
Info
- Publication number
- JPH0430031U JPH0430031U JP1990071660U JP7166090U JPH0430031U JP H0430031 U JPH0430031 U JP H0430031U JP 1990071660 U JP1990071660 U JP 1990071660U JP 7166090 U JP7166090 U JP 7166090U JP H0430031 U JPH0430031 U JP H0430031U
- Authority
- JP
- Japan
- Prior art keywords
- kneading
- raw material
- material transfer
- sectional area
- flow cross
- 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 14
- 239000000463 material Substances 0.000 claims description 4
- 239000002994 raw material Substances 0.000 claims 5
- 230000002093 peripheral effect Effects 0.000 claims 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
- B29C48/53—Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Mixers Of The Rotary Stirring Type (AREA)
Description
図面はこの考案の一実施例を示し、第１図は混
練用回転スクリユを備えた押出し機の縦断側面図
、第２図は混練用回転スクリユの混練部拡大側面
図、第３図は第２図に示すＡ−Ａ線矢視部分の拡
大断面図、第４図は第２図に示すＢ−Ｂ線矢視部
分の拡大断面図である。 １……混練用回転スクリユ、２……スクリユ本
体、３……混練部、４……混練凹部、５，６……
流通路、α……原料移送始端側、β……原料移送
終端側。
練用回転スクリユを備えた押出し機の縦断側面図
、第２図は混練用回転スクリユの混練部拡大側面
図、第３図は第２図に示すＡ−Ａ線矢視部分の拡
大断面図、第４図は第２図に示すＢ−Ｂ線矢視部
分の拡大断面図である。 １……混練用回転スクリユ、２……スクリユ本
体、３……混練部、４……混練凹部、５，６……
流通路、α……原料移送始端側、β……原料移送
終端側。
Claims (1)
- 【実用新案登録請求の範囲】 スクリユ本体の最大外径寸法に形成した混練部
の外周面螺旋方向に沿つて混練凹部を多数刻設し
、 上記各混練凹部の原料流通断面積を、上記混練
部の原料移送始端側から原料移送終端側にかけて
同一面積に設定すると共に、 上記各混練凹部間の近接周壁部に刻設した各流
通路の原料流通断面積を、前記混練部の原料移送
始端側から原料移送終端側にかけて順次小さくな
るように設定した 混練用回転スクリユ。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990071660U JPH0430031U (ja) | 1990-07-04 | 1990-07-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1990071660U JPH0430031U (ja) | 1990-07-04 | 1990-07-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0430031U true JPH0430031U (ja) | 1992-03-11 |
Family
ID=31608887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1990071660U Pending JPH0430031U (ja) | 1990-07-04 | 1990-07-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0430031U (ja) |
-
1990
- 1990-07-04 JP JP1990071660U patent/JPH0430031U/ja active Pending