JPH0517224Y2 - - Google Patents

Info

Publication number
JPH0517224Y2
JPH0517224Y2 JP1986198951U JP19895186U JPH0517224Y2 JP H0517224 Y2 JPH0517224 Y2 JP H0517224Y2 JP 1986198951 U JP1986198951 U JP 1986198951U JP 19895186 U JP19895186 U JP 19895186U JP H0517224 Y2 JPH0517224 Y2 JP H0517224Y2
Authority
JP
Japan
Prior art keywords
cylindrical screw
screw
cylinder
gas injection
external cylinder
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
JP1986198951U
Other languages
English (en)
Japanese (ja)
Other versions
JPS63106626U (en]
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 JP1986198951U priority Critical patent/JPH0517224Y2/ja
Publication of JPS63106626U publication Critical patent/JPS63106626U/ja
Application granted granted Critical
Publication of JPH0517224Y2 publication Critical patent/JPH0517224Y2/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
    • B29C48/62—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
    • B29C48/395—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
    • B29C48/445—Coaxially arranged screws, i.e. one within the other
    • 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
    • B29C48/56—Screws having grooves or cavities other than the thread or the channel

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)
JP1986198951U 1986-12-27 1986-12-27 Expired - Lifetime JPH0517224Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986198951U JPH0517224Y2 (en]) 1986-12-27 1986-12-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986198951U JPH0517224Y2 (en]) 1986-12-27 1986-12-27

Publications (2)

Publication Number Publication Date
JPS63106626U JPS63106626U (en]) 1988-07-09
JPH0517224Y2 true JPH0517224Y2 (en]) 1993-05-10

Family

ID=31160121

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986198951U Expired - Lifetime JPH0517224Y2 (en]) 1986-12-27 1986-12-27

Country Status (1)

Country Link
JP (1) JPH0517224Y2 (en])

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106863745B (zh) * 2017-04-12 2018-09-25 许梦艳 一种强制均化可调速螺杆挤出机

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI771008A7 (en]) * 1976-05-10 1977-11-11 Berstorff Gmbh Masch Hermann
JPS541373A (en) * 1977-06-02 1979-01-08 Nakatani Machinery Kneading extrusion apparatus

Also Published As

Publication number Publication date
JPS63106626U (en]) 1988-07-09

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