JPH0620587Y2 - 混練用回転スクリュ - Google Patents

混練用回転スクリュ

Info

Publication number
JPH0620587Y2
JPH0620587Y2 JP1987163516U JP16351687U JPH0620587Y2 JP H0620587 Y2 JPH0620587 Y2 JP H0620587Y2 JP 1987163516 U JP1987163516 U JP 1987163516U JP 16351687 U JP16351687 U JP 16351687U JP H0620587 Y2 JPH0620587 Y2 JP H0620587Y2
Authority
JP
Japan
Prior art keywords
kneading
raw material
section
rotary screw
spiral
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.)
Expired - Lifetime
Application number
JP1987163516U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0167019U (en]
Inventor
健作 中村
Original Assignee
株式会社石中鉄工所
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 株式会社石中鉄工所 filed Critical 株式会社石中鉄工所
Priority to JP1987163516U priority Critical patent/JPH0620587Y2/ja
Publication of JPH0167019U publication Critical patent/JPH0167019U/ja
Application granted granted Critical
Publication of JPH0620587Y2 publication Critical patent/JPH0620587Y2/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
    • B29C48/50—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
    • 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
    • B29C48/575—Screws provided with elements of a generally circular cross-section for shearing the melt, i.e. shear-ring elements

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)
JP1987163516U 1987-10-24 1987-10-24 混練用回転スクリュ Expired - Lifetime JPH0620587Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987163516U JPH0620587Y2 (ja) 1987-10-24 1987-10-24 混練用回転スクリュ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987163516U JPH0620587Y2 (ja) 1987-10-24 1987-10-24 混練用回転スクリュ

Publications (2)

Publication Number Publication Date
JPH0167019U JPH0167019U (en]) 1989-04-28
JPH0620587Y2 true JPH0620587Y2 (ja) 1994-06-01

Family

ID=31448306

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987163516U Expired - Lifetime JPH0620587Y2 (ja) 1987-10-24 1987-10-24 混練用回転スクリュ

Country Status (1)

Country Link
JP (1) JPH0620587Y2 (en])

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51109072A (en) * 1975-03-20 1976-09-27 Sumitomo Electric Industries Hatsuhotaino oshidashihoho
JPS5284972U (en]) * 1975-12-20 1977-06-24
JPS5327658A (en) * 1976-08-24 1978-03-15 Hitachi Chemical Co Ltd Extruder for thermoplastic resin foam
JPS57207031A (en) * 1981-06-16 1982-12-18 Hitachi Cable Ltd Extruder for thermoplastic resin highly foamed body
JPS6097805A (ja) * 1983-11-02 1985-05-31 Kobe Steel Ltd 単軸混練押出機

Also Published As

Publication number Publication date
JPH0167019U (en]) 1989-04-28

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