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JPS53149261A - Vent device of plastic molding machine - Google Patents

Vent device of plastic molding machine

Info

Publication number
JPS53149261A
JPS53149261A JP6446577A JP6446577A JPS53149261A JP S53149261 A JPS53149261 A JP S53149261A JP 6446577 A JP6446577 A JP 6446577A JP 6446577 A JP6446577 A JP 6446577A JP S53149261 A JPS53149261 A JP S53149261A
Authority
JP
Japan
Prior art keywords
molding machine
plastic molding
vent device
center
vent
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
JP6446577A
Other languages
Japanese (ja)
Other versions
JPS5538253B2 (en
Inventor
Shinji Hashizume
Shinichi Fukumizu
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.)
Kobe Steel Ltd
Original Assignee
Kobe Steel 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 Kobe Steel Ltd filed Critical Kobe Steel Ltd
Priority to JP6446577A priority Critical patent/JPS53149261A/en
Publication of JPS53149261A publication Critical patent/JPS53149261A/en
Publication of JPS5538253B2 publication Critical patent/JPS5538253B2/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
    • B29C48/76—Venting, drying means; Degassing means
    • B29C48/765—Venting, drying means; Degassing means in the extruder apparatus
    • B29C48/766—Venting, drying means; Degassing means in the extruder apparatus in screw extruders
    • B29C48/767—Venting, drying means; Degassing means in the extruder apparatus in screw extruders through a degassing opening of a barrel
    • 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)

Abstract

PURPOSE:To make the vent function well, and to prevent the vent up with certainty, by providing the center of curvature of the inner surface of the resin retension part on the vertical line passing through the center of the cylinder and eccentric to the center of the cylinder.
JP6446577A 1977-05-31 1977-05-31 Vent device of plastic molding machine Granted JPS53149261A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6446577A JPS53149261A (en) 1977-05-31 1977-05-31 Vent device of plastic molding machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6446577A JPS53149261A (en) 1977-05-31 1977-05-31 Vent device of plastic molding machine

Publications (2)

Publication Number Publication Date
JPS53149261A true JPS53149261A (en) 1978-12-26
JPS5538253B2 JPS5538253B2 (en) 1980-10-03

Family

ID=13258998

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6446577A Granted JPS53149261A (en) 1977-05-31 1977-05-31 Vent device of plastic molding machine

Country Status (1)

Country Link
JP (1) JPS53149261A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009103714A3 (en) * 2008-02-19 2009-10-29 Basf Se Degassing extruder for extruding moulding compounds

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4314610Y1 (en) * 1964-11-26 1968-06-19
JPS507248U (en) * 1973-05-17 1975-01-24

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4314610Y1 (en) * 1964-11-26 1968-06-19
JPS507248U (en) * 1973-05-17 1975-01-24

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009103714A3 (en) * 2008-02-19 2009-10-29 Basf Se Degassing extruder for extruding moulding compounds

Also Published As

Publication number Publication date
JPS5538253B2 (en) 1980-10-03

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