JPH0212821U - - Google Patents

Info

Publication number
JPH0212821U
JPH0212821U JP1988090731U JP9073188U JPH0212821U JP H0212821 U JPH0212821 U JP H0212821U JP 1988090731 U JP1988090731 U JP 1988090731U JP 9073188 U JP9073188 U JP 9073188U JP H0212821 U JPH0212821 U JP H0212821U
Authority
JP
Japan
Prior art keywords
intermeshing
screw extruder
zone
partial
entire area
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
Application number
JP1988090731U
Other languages
English (en)
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed filed Critical
Priority to JP1988090731U priority Critical patent/JPH0212821U/ja
Publication of JPH0212821U publication Critical patent/JPH0212821U/ja
Pending legal-status Critical Current

Links

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
    • B29C48/68—Barrels or cylinders
    • B29C48/685—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads
    • B29C48/686—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads having grooves or cavities
    • 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
    • B29C48/40—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 using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • 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
    • B29C48/40—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 using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • B29C48/405—Intermeshing co-rotating screws
    • 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
    • B29C48/55—Screws having reverse-feeding elements
    • 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
    • B29C48/57—Screws provided with kneading disc-like elements, e.g. with oval-shaped elements

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

【図面の簡単な説明】
第１図は本考案の代表的な実施例を示す２軸押
出機のバレルとスクリユの平断面図、第２図は第
１図のＢ―Ｂ断面図、第３図は従来の２軸押出機
のバレルとスクリユを示す平断面図、第４図は従
来の多角形バレルの側断面図、第５図は第４図の
Ａ―Ａ断面図、第６図はセルフワイピング完全噛
合形スクリユと円形断面バレルの横断面図である
。 図の主要部分の説明、２，１４……セルフワイ
ピング完全噛合形スクリユ、１２……多角形バレ
ル、１５……部分噛合形スクリユ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 回転噛合形２軸押出機において、セルフワイピ
    ング完全噛合型２軸スクリユの一部区間に一定の
    噛合間隙を有する部分噛合ゾーンを設け、同部分
    噛合ゾーンの一部、全域又は全域を越えた区間に
    軸方向に対し垂直な断面の少なくとも一部がそれ
    ぞれ多角形状を持ち長手方向に沿う側部が互いに
    連通した２つの空腔をもつバレルを設けることを
    特徴とする回転噛合形２軸押出機。
JP1988090731U 1988-07-08 1988-07-08 Pending JPH0212821U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988090731U JPH0212821U (ja) 1988-07-08 1988-07-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988090731U JPH0212821U (ja) 1988-07-08 1988-07-08

Publications (1)

Publication Number Publication Date
JPH0212821U true JPH0212821U (ja) 1990-01-26

Family

ID=31315244

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988090731U Pending JPH0212821U (ja) 1988-07-08 1988-07-08

Country Status (1)

Country Link
JP (1) JPH0212821U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009096004A (ja) * 2007-10-15 2009-05-07 Kobe Steel Ltd 混練装置
WO2015122105A1 (ja) * 2014-02-13 2015-08-20 株式会社神戸製鋼所 連続混練装置

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009096004A (ja) * 2007-10-15 2009-05-07 Kobe Steel Ltd 混練装置
WO2015122105A1 (ja) * 2014-02-13 2015-08-20 株式会社神戸製鋼所 連続混練装置
JP2015150752A (ja) * 2014-02-13 2015-08-24 株式会社神戸製鋼所 連続混練装置
US10449498B2 (en) 2014-02-13 2019-10-22 Kobe Steel, Ltd. Continuous kneading device

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