JPS5879337U - 押出スクリユ - Google Patents

押出スクリユ

Info

Publication number
JPS5879337U
JPS5879337U JP1981174895U JP17489581U JPS5879337U JP S5879337 U JPS5879337 U JP S5879337U JP 1981174895 U JP1981174895 U JP 1981174895U JP 17489581 U JP17489581 U JP 17489581U JP S5879337 U JPS5879337 U JP S5879337U
Authority
JP
Japan
Prior art keywords
extrusion screw
sub
flight
main
flights
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
JP1981174895U
Other languages
English (en)
Other versions
JPS619701Y2 (ja
Inventor
三郎 松林
幸夫 田村
兼　忠志
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
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 by Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to JP1981174895U priority Critical patent/JPS5879337U/ja
Publication of JPS5879337U publication Critical patent/JPS5879337U/ja
Application granted granted Critical
Publication of JPS619701Y2 publication Critical patent/JPS619701Y2/ja
Granted 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
    • 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
    • B29C48/65—Screws with two or more threads neighbouring threads or channels having different configurations, e.g. one thread being lower than its neighbouring thread

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。

Description

【図面の簡単な説明】
第１図は従来のダブルフライトタイプ押出スクリュの側
断面図、第２図は第１図のＤ−Ｄ断面図、第３図は第１
図のＥ−Ｅ断面図、第４図はスクリュ溝内の樹脂の溶融
状態を示す断面図、第５図は本考案の実施例を示す押出
スクリュの側断面図、第６図は第５図のＦ〜Ｆ断面図、
第７図は第５図のＧ−Ｇ断面図、第８図は第５図のＨ−
Ｈ断面図、第９図は第５図の１〜Ｉ断面図、第１０図は
第５図に於けるスクリュの展開図、第１１図及び第１２
図は夫々第８図及び第９図に相当する他の実施例を示す
スクリュの断面図である。 図の主要部分の説明、１１・・・・・・押出スクリュ、
１２・・・・・・第１主フライト、１３・・・・・・第
２主フライト、１４・・・・・・第１主溝、１５・・間
第２主溝ｌＮ１６・・・・・・第１副フライト、１７・
・・・・・第２副フライト、１８．１９・・・・・・主
フライトの切欠き部、２１゜２３・・・・・・副フライ
トの切欠き部。

Claims (1)

    【実用新案登録請求の範囲】
  1. り′プルフライトタイプの押出スクリュに於いて、夫々
    の主スクリユから分岐する副フライトを配設し、同副フ
    ライトに切欠き部を断続的に形成するとともに、同副フ
    ライトが主フライトに合体後の各主フライトに切欠き部
    を断続的に形成したことを特徴とする押出スクリュ。
JP1981174895U 1981-11-25 1981-11-25 押出スクリユ Granted JPS5879337U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1981174895U JPS5879337U (ja) 1981-11-25 1981-11-25 押出スクリユ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981174895U JPS5879337U (ja) 1981-11-25 1981-11-25 押出スクリユ

Publications (2)

Publication Number Publication Date
JPS5879337U true JPS5879337U (ja) 1983-05-28
JPS619701Y2 JPS619701Y2 (ja) 1986-03-28

Family

ID=29967027

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981174895U Granted JPS5879337U (ja) 1981-11-25 1981-11-25 押出スクリユ

Country Status (1)

Country Link
JP (1) JPS5879337U (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010069771A (ja) * 2008-09-19 2010-04-02 Meiki Co Ltd 可塑化用スクリュ
JP2018167518A (ja) * 2017-03-30 2018-11-01 住友重機械工業株式会社 成形機用スクリュ
CN110239059A (zh) * 2019-08-01 2019-09-17 安徽普瑞斯电工机械有限公司 高阻燃低烟无卤电缆料挤出专用螺杆

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54154374U (ja) * 1978-04-20 1979-10-26

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54154374U (ja) * 1978-04-20 1979-10-26

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010069771A (ja) * 2008-09-19 2010-04-02 Meiki Co Ltd 可塑化用スクリュ
JP2018167518A (ja) * 2017-03-30 2018-11-01 住友重機械工業株式会社 成形機用スクリュ
CN110239059A (zh) * 2019-08-01 2019-09-17 安徽普瑞斯电工机械有限公司 高阻燃低烟无卤电缆料挤出专用螺杆
CN110239059B (zh) * 2019-08-01 2023-10-13 安徽普瑞斯电工机械有限公司 高阻燃低烟无卤电缆料挤出专用螺杆

Also Published As

Publication number Publication date
JPS619701Y2 (ja) 1986-03-28

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