JPH0282514U - - Google Patents

Info

Publication number
JPH0282514U
JPH0282514U JP1988162583U JP16258388U JPH0282514U JP H0282514 U JPH0282514 U JP H0282514U JP 1988162583 U JP1988162583 U JP 1988162583U JP 16258388 U JP16258388 U JP 16258388U JP H0282514 U JPH0282514 U JP H0282514U
Authority
JP
Japan
Prior art keywords
kneading
groove
shallow
deep
narrow
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
JP1988162583U
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 JP1988162583U priority Critical patent/JPH0282514U/ja
Publication of JPH0282514U publication Critical patent/JPH0282514U/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
    • B29C48/505—Screws
    • B29C48/67—Screws having incorporated mixing devices not provided for in groups B29C48/52 - B29C48/66
    • 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)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)

Description

【図面の簡単な説明】
図面はこの考案の一実施例を示し、第１図は混
練用回転スクリユの混練部拡大側面図、第２図は
第１図に示す混練用回転スクリユの−矢視線
の螺旋方向断面図、第３図は混練用回転スクリユ
を用いた押出し機の縦断側面図、第４図は混練溝
の溝形状を三角に刻設した他の例を示す混練部の
螺旋方向断面図である。 １……混練用回転スクリユ、２……混錬部、３
……混練溝、４……浅狭溝部、５……深広溝部、
６……流通路。

Claims (1)

  1. 【実用新案登録請求の範囲】 回転スクリユの混練部外周面に対して螺旋方向
    に沿つて混練溝を刻設し、 上記混練溝を、螺旋方向に沿つて浅くて狭い浅
    狭溝部と深くて広い深広溝部とに交互に連続形成
    すると共に、 上記各浅狭溝部の原料移送方向の後段部と、該
    各浅狭溝部に対して螺旋幅方向に隣接する後段側
    の混練溝とを流通路で夫々接続した 混練用回転スクリユ。
JP1988162583U 1988-12-15 1988-12-15 Pending JPH0282514U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988162583U JPH0282514U (ja) 1988-12-15 1988-12-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988162583U JPH0282514U (ja) 1988-12-15 1988-12-15

Publications (1)

Publication Number Publication Date
JPH0282514U true JPH0282514U (ja) 1990-06-26

Family

ID=31446540

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988162583U Pending JPH0282514U (ja) 1988-12-15 1988-12-15

Country Status (1)

Country Link
JP (1) JPH0282514U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025014261A (ja) * 2023-07-18 2025-01-30 東京インキ株式会社 単軸押出機用スクリュー、および単軸押出機

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62237932A (ja) * 1986-04-09 1987-10-17 Ishinaka Tekkosho:Kk 回転スクリユ−

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62237932A (ja) * 1986-04-09 1987-10-17 Ishinaka Tekkosho:Kk 回転スクリユ−

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025014261A (ja) * 2023-07-18 2025-01-30 東京インキ株式会社 単軸押出機用スクリュー、および単軸押出機

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