JPS5559944A - Plastic molding screw - Google Patents

Plastic molding screw

Info

Publication number
JPS5559944A
JPS5559944A JP13343078A JP13343078A JPS5559944A JP S5559944 A JPS5559944 A JP S5559944A JP 13343078 A JP13343078 A JP 13343078A JP 13343078 A JP13343078 A JP 13343078A JP S5559944 A JPS5559944 A JP S5559944A
Authority
JP
Japan
Prior art keywords
screw
sections
divided
parts
groove
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
JP13343078A
Other languages
English (en)
Other versions
JPS6128500B2 (ja
Inventor
Taketoshi Ishikawa
Misoji Hasegawa
Fumitaka Tsuchiya
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 JP13343078A priority Critical patent/JPS5559944A/ja
Publication of JPS5559944A publication Critical patent/JPS5559944A/ja
Publication of JPS6128500B2 publication Critical patent/JPS6128500B2/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)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
JP13343078A 1978-10-30 1978-10-30 Plastic molding screw Granted JPS5559944A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13343078A JPS5559944A (en) 1978-10-30 1978-10-30 Plastic molding screw

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13343078A JPS5559944A (en) 1978-10-30 1978-10-30 Plastic molding screw

Publications (2)

Publication Number Publication Date
JPS5559944A true JPS5559944A (en) 1980-05-06
JPS6128500B2 JPS6128500B2 (ja) 1986-06-30

Family

ID=15104582

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13343078A Granted JPS5559944A (en) 1978-10-30 1978-10-30 Plastic molding screw

Country Status (1)

Country Link
JP (1) JPS5559944A (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5232777A (en) * 1975-09-02 1977-03-12 Toyo Seikan Kaisha Ltd Method of producing 188liter can using bonding agent
JPS5285256A (en) * 1976-01-09 1977-07-15 Ube Industries Resin molding machine screw

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5232777A (en) * 1975-09-02 1977-03-12 Toyo Seikan Kaisha Ltd Method of producing 188liter can using bonding agent
JPS5285256A (en) * 1976-01-09 1977-07-15 Ube Industries Resin molding machine screw

Also Published As

Publication number Publication date
JPS6128500B2 (ja) 1986-06-30

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