JPH0370918U - - Google Patents

Info

Publication number
JPH0370918U
JPH0370918U JP1989132117U JP13211789U JPH0370918U JP H0370918 U JPH0370918 U JP H0370918U JP 1989132117 U JP1989132117 U JP 1989132117U JP 13211789 U JP13211789 U JP 13211789U JP H0370918 U JPH0370918 U JP H0370918U
Authority
JP
Japan
Prior art keywords
screw
spline groove
showing
view
split type
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
JP1989132117U
Other languages
English (en)
Other versions
JPH07270Y2 (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 JP1989132117U priority Critical patent/JPH07270Y2/ja
Publication of JPH0370918U publication Critical patent/JPH0370918U/ja
Application granted granted Critical
Publication of JPH07270Y2 publication Critical patent/JPH07270Y2/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
    • B29C48/57—Screws provided with kneading disc-like elements, e.g. with oval-shaped 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
    • B29C48/395—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
    • B29C48/535—Screws with thread pitch varying along the longitudinal axis

Landscapes

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

Description

【図面の簡単な説明】
第１図は分割型スクリユを有する二軸押出機の
側断面図、第２図は本考案の実施例を示す分割型
スクリユ１本の側面図、第３図は第２図の左側端
面図、第４図は第２図の右側端面図、第５図は本
考案の実施例を示すスクリユ溝側面のテーパカツ
ト部を示す正面図、第６図は第３図のＡ〜Ａ断面
図、第７図は本考案と従来におけるスプライン溝
とスプライン山との面圧分布を示す線図、第８図
は本考案の他の実施例の段付カツト部を示す正面
図、第９図、第１０図及び第１１図は夫々従来の
スクリユとスクリユ軸との係合状態を示す断面図
、第１２図は第６図に対応する従来のスプライン
溝とスプライン山との係合状態を示す側断面図で
ある。 図の主要部分の説明、１……スクリユ軸、１ａ
……スプラインの山部、２……分割型スクリユ、
２ａ……スプライン溝、２ｂ……テーパカツト（
逃し部）、２ｃ……段付カツト部、３……シリン
ダ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 分割型のスクリユを有し、同スクリユとスクリ
    ユ軸がキー又はスプライン溝を介して係合する押
    出機用スクリユにおいて、前記キー又はスプライ
    ン溝の端部側面部に軸方向にテーパ加工などの逃
    し部を設けたことを特徴とする分割型の押出機用
    スクリユ。
JP1989132117U 1989-11-15 1989-11-15 分割型の押出機用スクリュ Expired - Lifetime JPH07270Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989132117U JPH07270Y2 (ja) 1989-11-15 1989-11-15 分割型の押出機用スクリュ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989132117U JPH07270Y2 (ja) 1989-11-15 1989-11-15 分割型の押出機用スクリュ

Publications (2)

Publication Number Publication Date
JPH0370918U true JPH0370918U (ja) 1991-07-17
JPH07270Y2 JPH07270Y2 (ja) 1995-01-11

Family

ID=31679590

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989132117U Expired - Lifetime JPH07270Y2 (ja) 1989-11-15 1989-11-15 分割型の押出機用スクリュ

Country Status (1)

Country Link
JP (1) JPH07270Y2 (ja)

Also Published As

Publication number Publication date
JPH07270Y2 (ja) 1995-01-11

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