JPS645530B2 - - Google Patents

Info

Publication number
JPS645530B2
JPS645530B2 JP56136140A JP13614081A JPS645530B2 JP S645530 B2 JPS645530 B2 JP S645530B2 JP 56136140 A JP56136140 A JP 56136140A JP 13614081 A JP13614081 A JP 13614081A JP S645530 B2 JPS645530 B2 JP S645530B2
Authority
JP
Japan
Prior art keywords
resin
vent
screw
groove
section
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
JP56136140A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5838135A (ja
Inventor
Seizo Takayama
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.)
Ube Corp
Original Assignee
Ube Industries 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 Ube Industries Ltd filed Critical Ube Industries Ltd
Priority to JP56136140A priority Critical patent/JPS5838135A/ja
Publication of JPS5838135A publication Critical patent/JPS5838135A/ja
Publication of JPS645530B2 publication Critical patent/JPS645530B2/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
    • B29C48/67—Screws having incorporated mixing devices not provided for in groups B29C48/52 - B29C48/66
    • 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
    • B29C48/36—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
    • 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)
JP56136140A 1981-09-01 1981-09-01 ベント式成形機用スクリユ Granted JPS5838135A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56136140A JPS5838135A (ja) 1981-09-01 1981-09-01 ベント式成形機用スクリユ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56136140A JPS5838135A (ja) 1981-09-01 1981-09-01 ベント式成形機用スクリユ

Publications (2)

Publication Number Publication Date
JPS5838135A JPS5838135A (ja) 1983-03-05
JPS645530B2 true JPS645530B2 (en]) 1989-01-31

Family

ID=15168236

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56136140A Granted JPS5838135A (ja) 1981-09-01 1981-09-01 ベント式成形機用スクリユ

Country Status (1)

Country Link
JP (1) JPS5838135A (en])

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6241015A (ja) * 1985-08-16 1987-02-23 Idemitsu Petrochem Co Ltd 熱可塑性樹脂成形用スクリユ−
JPS6241016A (ja) * 1985-08-16 1987-02-23 Idemitsu Petrochem Co Ltd 熱可塑性樹脂成形用スクリユ−
JPH0673897B2 (ja) * 1985-10-25 1994-09-21 三菱重工業株式会社 スクリュ
KR100261048B1 (ko) * 1998-03-17 2000-10-02 주덕영 사출형 압출.혼련장치
EP3431246A4 (en) * 2016-03-15 2019-09-25 Maxell, Ltd. METHOD AND DEVICE FOR PREPARING A FOAM SHAPED BODY
WO2019009362A1 (ja) * 2017-07-07 2019-01-10 マクセル株式会社 成形体の製造方法及び製造装置

Also Published As

Publication number Publication date
JPS5838135A (ja) 1983-03-05

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