JPS62134714U - - Google Patents

Info

Publication number
JPS62134714U
JPS62134714U JP1986021586U JP2158686U JPS62134714U JP S62134714 U JPS62134714 U JP S62134714U JP 1986021586 U JP1986021586 U JP 1986021586U JP 2158686 U JP2158686 U JP 2158686U JP S62134714 U JPS62134714 U JP S62134714U
Authority
JP
Japan
Prior art keywords
screw
section
thread
interrupted
screw extruder
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.)
Pending
Application number
JP1986021586U
Other languages
Japanese (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 JP1986021586U priority Critical patent/JPS62134714U/ja
Publication of JPS62134714U publication Critical patent/JPS62134714U/ja
Pending 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
    • B29C48/68—Barrels or cylinders
    • B29C48/685—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads
    • B29C48/687—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads having projections with a short length in the barrel direction, e.g. pins
    • 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
    • B29C48/535—Screws with thread pitch varying along the longitudinal axis

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はこの考案一実施例の要部縦断面図、第
２図はその横断面の一部を示す説明図である。３
…ねじ山、４…途切れ部、５…ピン、Ｌ２…混練
均一化区間。 FIG. 1 is a longitudinal sectional view of a main part of an embodiment of this invention, and FIG. 2 is an explanatory view showing a part of its cross section. 3
...Screw thread, 4...Discontinuous part, 5...Pin, L2 ...Kneading uniformization section.

Claims (1)

【実用新案登録請求の範囲】 ゴム等の塑性材料を筒胴内に端部から供給し、
内部のスクリユーにより材料を混練して、他端か
ら押出すスクリユー押出機であつて、上記スクリ
ユーのねじ山が飛び飛びに途切れ、その途切れた
部分に、上記筒胴内壁から求心的に固定ピンが突
き出ている区間を有するものにおいて、 上記区間のスクリユーねじ山は、押出し方向へ
向つて次第にねじピツチが小さくなる一ないし複
数条のらせんをなすことを特徴とするスクリユー
押出機。[Scope of claim for utility model registration] A plastic material such as rubber is supplied into the cylinder from the end,
It is a screw extruder that kneads the material with an internal screw and extrudes it from the other end, and the screw thread of the screw is interrupted at random, and a fixing pin protrudes centripetally from the inner wall of the cylindrical body at the interrupted part. A screw extruder having a section in which the screw thread in the section has one or more threads in which the thread pitch gradually becomes smaller toward the extrusion direction.
JP1986021586U 1986-02-19 1986-02-19 Pending JPS62134714U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986021586U JPS62134714U (en) 1986-02-19 1986-02-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986021586U JPS62134714U (en) 1986-02-19 1986-02-19

Publications (1)

Publication Number Publication Date
JPS62134714U true JPS62134714U (en) 1987-08-25

Family

ID=30818160

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986021586U Pending JPS62134714U (en) 1986-02-19 1986-02-19

Country Status (1)

Country Link
JP (1) JPS62134714U (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0343229A (en) * 1989-07-12 1991-02-25 Sato Tekkosho:Kk Extrusion molding machine
JP2020536733A (en) * 2017-10-17 2020-12-17 ブス アーゲー A mixing / kneading machine that has a storage area for kneading elements and has the storage area unevenly distributed on the inner peripheral surface of the housing.

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5337027U (en) * 1976-09-07 1978-04-01
JPS5653500A (en) * 1979-10-08 1981-05-13 Hitachi Ltd Solid waste storage pond

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5337027U (en) * 1976-09-07 1978-04-01
JPS5653500A (en) * 1979-10-08 1981-05-13 Hitachi Ltd Solid waste storage pond

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0343229A (en) * 1989-07-12 1991-02-25 Sato Tekkosho:Kk Extrusion molding machine
JP2020536733A (en) * 2017-10-17 2020-12-17 ブス アーゲー A mixing / kneading machine that has a storage area for kneading elements and has the storage area unevenly distributed on the inner peripheral surface of the housing.

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