JPH0299618U - - Google Patents

Info

Publication number
JPH0299618U
JPH0299618U JP1989007375U JP737589U JPH0299618U JP H0299618 U JPH0299618 U JP H0299618U JP 1989007375 U JP1989007375 U JP 1989007375U JP 737589 U JP737589 U JP 737589U JP H0299618 U JPH0299618 U JP H0299618U
Authority
JP
Japan
Prior art keywords
kneading
shallow
spiral
recess
recesses
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
Application number
JP1989007375U
Other languages
English (en)
Other versions
JPH0615014Y2 (ja
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 JP1989007375U priority Critical patent/JPH0615014Y2/ja
Publication of JPH0299618U publication Critical patent/JPH0299618U/ja
Application granted granted Critical
Publication of JPH0615014Y2 publication Critical patent/JPH0615014Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B29C48/64—Screws with two or more threads
    • B29C48/655—Screws with two or more threads having three or more threads
    • 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)
  • Mixers Of The Rotary Stirring Type (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】
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
部分の螺旋方向断面図、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
練凹部の溝形状を三角に刻設した例を示す螺旋方
向断面図である。 １……混練用回転スクリユ、２……混練部、３
……混練凹部、４……深狭溝部、５……浅広溝部
、６，７……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、螺旋方向に沿
    つて独立した混練凹部を多数刻設し、上記螺旋方
    向に対して各混練凹部の後端部を最も深くて狭い
    深狭溝部に形成し、該混練凹部の前端部を最も浅
    くて広い扁平な浅広溝部に形成すると共に、 上記各浅広溝部の原料移送方向の後端部と、該
    各浅広溝部に対して螺旋幅方向に隣接する後段側
    の各混練凹部とを流通路により夫々接続した 混練用回転スクリユ。
JP1989007375U 1989-01-25 1989-01-25 混練用回転スクリュ Expired - Lifetime JPH0615014Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989007375U JPH0615014Y2 (ja) 1989-01-25 1989-01-25 混練用回転スクリュ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989007375U JPH0615014Y2 (ja) 1989-01-25 1989-01-25 混練用回転スクリュ

Publications (2)

Publication Number Publication Date
JPH0299618U true JPH0299618U (ja) 1990-08-08
JPH0615014Y2 JPH0615014Y2 (ja) 1994-04-20

Family

ID=31212329

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989007375U Expired - Lifetime JPH0615014Y2 (ja) 1989-01-25 1989-01-25 混練用回転スクリュ

Country Status (1)

Country Link
JP (1) JPH0615014Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017193096A (ja) * 2016-04-20 2017-10-26 東京インキ株式会社 混練用スクリュ及び単軸押出機

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017193096A (ja) * 2016-04-20 2017-10-26 東京インキ株式会社 混練用スクリュ及び単軸押出機

Also Published As

Publication number Publication date
JPH0615014Y2 (ja) 1994-04-20

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