JPS6128499B2 - - Google Patents

Info

Publication number
JPS6128499B2
JPS6128499B2 JP53132431A JP13243178A JPS6128499B2 JP S6128499 B2 JPS6128499 B2 JP S6128499B2 JP 53132431 A JP53132431 A JP 53132431A JP 13243178 A JP13243178 A JP 13243178A JP S6128499 B2 JPS6128499 B2 JP S6128499B2
Authority
JP
Japan
Prior art keywords
screw
axis
divided
groove
plastic
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
Application number
JP53132431A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5559943A (en
Inventor
Mitoji Hasegawa
Taketoshi Ishikawa
Fumitaka Tsucha
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.)
Shibaura Machine Co Ltd
Original Assignee
Toshiba Machine 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 Toshiba Machine Co Ltd filed Critical Toshiba Machine Co Ltd
Priority to JP13243178A priority Critical patent/JPS5559943A/ja
Publication of JPS5559943A publication Critical patent/JPS5559943A/ja
Publication of JPS6128499B2 publication Critical patent/JPS6128499B2/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
    • B29C48/62—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
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP13243178A 1978-10-27 1978-10-27 Plastic molding screw Granted JPS5559943A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13243178A JPS5559943A (en) 1978-10-27 1978-10-27 Plastic molding screw

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13243178A JPS5559943A (en) 1978-10-27 1978-10-27 Plastic molding screw

Publications (2)

Publication Number Publication Date
JPS5559943A JPS5559943A (en) 1980-05-06
JPS6128499B2 true JPS6128499B2 (2) 1986-06-30

Family

ID=15081209

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13243178A Granted JPS5559943A (en) 1978-10-27 1978-10-27 Plastic molding screw

Country Status (1)

Country Link
JP (1) JPS5559943A (2)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12454089B2 (en) * 2022-05-23 2025-10-28 Jeffrey A. Myers No solid bed extruder screw with varying width sub-channels

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5328656A (en) * 1976-08-31 1978-03-17 Ube Industries Resin molding screw

Also Published As

Publication number Publication date
JPS5559943A (en) 1980-05-06

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