JPS5263266A - Expansion molding extruder - Google Patents

Expansion molding extruder

Info

Publication number
JPS5263266A
JPS5263266A JP50139945A JP13994575A JPS5263266A JP S5263266 A JPS5263266 A JP S5263266A JP 50139945 A JP50139945 A JP 50139945A JP 13994575 A JP13994575 A JP 13994575A JP S5263266 A JPS5263266 A JP S5263266A
Authority
JP
Japan
Prior art keywords
expansion molding
molding extruder
extruder
expansion
molding
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
JP50139945A
Other languages
Japanese (ja)
Other versions
JPS5547579B2 (en
Inventor
Katsuhiko Suwa
Katsutoshi Ochi
Yoshigo Sano
Norio Naoe
Chiyuukei Fuyuki
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.)
Sekisui Kasei Co Ltd
Original Assignee
Sekisui Plastics Co 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 Sekisui Plastics Co Ltd filed Critical Sekisui Plastics Co Ltd
Priority to JP50139945A priority Critical patent/JPS5263266A/en
Publication of JPS5263266A publication Critical patent/JPS5263266A/en
Publication of JPS5547579B2 publication Critical patent/JPS5547579B2/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
    • B29C48/565—Screws having projections other than the thread, e.g. pins
    • 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
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/92895—Barrel or housing

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
JP50139945A 1975-11-20 1975-11-20 Expansion molding extruder Granted JPS5263266A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50139945A JPS5263266A (en) 1975-11-20 1975-11-20 Expansion molding extruder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50139945A JPS5263266A (en) 1975-11-20 1975-11-20 Expansion molding extruder

Publications (2)

Publication Number Publication Date
JPS5263266A true JPS5263266A (en) 1977-05-25
JPS5547579B2 JPS5547579B2 (en) 1980-12-01

Family

ID=15257326

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50139945A Granted JPS5263266A (en) 1975-11-20 1975-11-20 Expansion molding extruder

Country Status (1)

Country Link
JP (1) JPS5263266A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06339974A (en) * 1993-06-01 1994-12-13 Mitsubishi Cable Ind Ltd Extruder

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06339974A (en) * 1993-06-01 1994-12-13 Mitsubishi Cable Ind Ltd Extruder

Also Published As

Publication number Publication date
JPS5547579B2 (en) 1980-12-01

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