JPS5347819B2 - - Google Patents

Info

Publication number
JPS5347819B2
JPS5347819B2 JP5129874A JP5129874A JPS5347819B2 JP S5347819 B2 JPS5347819 B2 JP S5347819B2 JP 5129874 A JP5129874 A JP 5129874A JP 5129874 A JP5129874 A JP 5129874A JP S5347819 B2 JPS5347819 B2 JP S5347819B2
Authority
JP
Japan
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
JP5129874A
Other versions
JPS50143860A (ja
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 JP5129874A priority Critical patent/JPS5347819B2/ja
Publication of JPS50143860A publication Critical patent/JPS50143860A/ja
Publication of JPS5347819B2 publication Critical patent/JPS5347819B2/ja
Expired 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
    • B29C48/64—Screws with two or more threads
    • B29C48/65—Screws with two or more threads neighbouring threads or channels having different configurations, e.g. one thread being lower than its neighbouring thread
    • 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
    • B29C48/475—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using pistons, accumulators or press rams
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
JP5129874A 1974-05-10 1974-05-10 Expired JPS5347819B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5129874A JPS5347819B2 (ja) 1974-05-10 1974-05-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5129874A JPS5347819B2 (ja) 1974-05-10 1974-05-10

Publications (2)

Publication Number Publication Date
JPS50143860A JPS50143860A (ja) 1975-11-19
JPS5347819B2 true JPS5347819B2 (ja) 1978-12-23

Family

ID=12883003

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5129874A Expired JPS5347819B2 (ja) 1974-05-10 1974-05-10

Country Status (1)

Country Link
JP (1) JPS5347819B2 (ja)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5311301B2 (ja) * 1975-02-14 1978-04-20
JPS567459Y2 (ja) * 1976-09-14 1981-02-18
JPS5622412U (ja) * 1979-07-30 1981-02-27
JPS5628842A (en) * 1979-08-17 1981-03-23 Fujikura Ltd Resin injection machine
JPS5879338U (ja) * 1981-11-25 1983-05-28 三菱重工業株式会社 押出スクリユ
JPS5879336U (ja) * 1981-11-25 1983-05-28 三菱重工業株式会社 押出スクリユ
JP4911633B2 (ja) * 2008-03-25 2012-04-04 株式会社名機製作所 可塑化装置及びそれを用いた成形方法
JP6789084B2 (ja) * 2015-11-30 2020-11-25 東洋機械金属株式会社 熱可塑性樹脂と強化用繊維とが混合溶融された溶融樹脂を射出する射出成形機及び射出成形機用スクリュー

Also Published As

Publication number Publication date
JPS50143860A (ja) 1975-11-19

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