JPH02137226U - - Google Patents

Info

Publication number
JPH02137226U
JPH02137226U JP1989046283U JP4628389U JPH02137226U JP H02137226 U JPH02137226 U JP H02137226U JP 1989046283 U JP1989046283 U JP 1989046283U JP 4628389 U JP4628389 U JP 4628389U JP H02137226 U JPH02137226 U JP H02137226U
Authority
JP
Japan
Prior art keywords
kneading section
screw
cylinder
flights
dam
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
JP1989046283U
Other languages
English (en)
Other versions
JPH0726095Y2 (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 JP1989046283U priority Critical patent/JPH0726095Y2/ja
Publication of JPH02137226U publication Critical patent/JPH02137226U/ja
Application granted granted Critical
Publication of JPH0726095Y2 publication Critical patent/JPH0726095Y2/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
    • B29C48/67—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
    • B29C48/365—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using pumps, e.g. piston pumps
    • B29C48/37—Gear pumps
    • 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
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/387—Plasticisers, homogenisers or feeders comprising two or more stages using a screw extruder and a gear pump
    • 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
    • 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
    • B29C48/62—Screws characterised by the shape of the thread channel, e.g. U-shaped
    • 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
    • B29C48/365—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using pumps, e.g. piston pumps

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図は本考案の実施例を示す押出装置の側断
面図、第２図は従来提案された押出装置の側断面
図、第３図イは第２図の−線断面図、第３図
ロは第２図の−線断面図、第４図イ，ロ，ハ
は第２図の特殊混練部αにおけるシリンダに対す
るスクリユの回転作動状態を示す断面図、第５図
は他の従来例を示すスクリユ混練部の側面図であ
る。 図の主要部分の説明、１……スクリユ、２……
シリンダ、３……ダイ、６……ギヤポンプ（高圧
ポンプ）、８……キードジヤケツト機構、α……
特殊混練部、Ｂ……特殊混練部。

Claims (1)

    【実用新案登録請求の範囲】
  1. 高分子物質の供給部にキードジヤケツト機構を
    有し、混練部におけるスクリユの外周面及びシリ
    ンダの内周面の断面形状を、多角形或はこれに類
    似の形状に形成してなる特殊混練部αを設けた押
    出装置において、前記特殊混練部αの下流側のス
    クリユに、２条以上のフライトと、同フライト間
    のダムにより形成された溝の溝底を、ダムの近く
    では浅く、中間部で深くなるように構成してなる
    特殊混練部Ｂを設け、更に前記シリンダ及びスク
    リユよりなる押出装置と成形用ダイとの間に高圧
    ポンプを設けたことを特徴とする高分子物質の押
    出装置。
JP1989046283U 1989-04-21 1989-04-21 高分子物質の押出装置 Expired - Lifetime JPH0726095Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989046283U JPH0726095Y2 (ja) 1989-04-21 1989-04-21 高分子物質の押出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989046283U JPH0726095Y2 (ja) 1989-04-21 1989-04-21 高分子物質の押出装置

Publications (2)

Publication Number Publication Date
JPH02137226U true JPH02137226U (ja) 1990-11-15
JPH0726095Y2 JPH0726095Y2 (ja) 1995-06-14

Family

ID=31561230

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989046283U Expired - Lifetime JPH0726095Y2 (ja) 1989-04-21 1989-04-21 高分子物質の押出装置

Country Status (1)

Country Link
JP (1) JPH0726095Y2 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08156071A (ja) * 1994-12-07 1996-06-18 Mitsubishi Heavy Ind Ltd 押出スクリュ

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5546311A (en) * 1978-09-27 1980-04-01 Takashi Nozaki Ignitor
JPS5863431A (ja) * 1981-10-12 1983-04-15 Sekisui Plastics Co Ltd 樹脂押出成形装置
JPS60242034A (ja) * 1983-12-05 1985-12-02 ルワ・コ−ポレイシヨン 熱可塑性材料の押出方法および装置
JPS6225082A (ja) * 1985-07-26 1987-02-03 Mita Ind Co Ltd プリント方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5546311A (en) * 1978-09-27 1980-04-01 Takashi Nozaki Ignitor
JPS5863431A (ja) * 1981-10-12 1983-04-15 Sekisui Plastics Co Ltd 樹脂押出成形装置
JPS60242034A (ja) * 1983-12-05 1985-12-02 ルワ・コ−ポレイシヨン 熱可塑性材料の押出方法および装置
JPS6225082A (ja) * 1985-07-26 1987-02-03 Mita Ind Co Ltd プリント方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08156071A (ja) * 1994-12-07 1996-06-18 Mitsubishi Heavy Ind Ltd 押出スクリュ

Also Published As

Publication number Publication date
JPH0726095Y2 (ja) 1995-06-14

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