JPS5817124U - extrusion screw - Google Patents

extrusion screw

Info

Publication number
JPS5817124U
JPS5817124U JP1981110599U JP11059981U JPS5817124U JP S5817124 U JPS5817124 U JP S5817124U JP 1981110599 U JP1981110599 U JP 1981110599U JP 11059981 U JP11059981 U JP 11059981U JP S5817124 U JPS5817124 U JP S5817124U
Authority
JP
Japan
Prior art keywords
extrusion screw
flight
main
screw
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.)
Granted
Application number
JP1981110599U
Other languages
Japanese (ja)
Other versions
JPH0126427Y2 (en
Inventor
三郎 松林
寺沢　博
Original Assignee
三菱重工業株式会社
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 三菱重工業株式会社 filed Critical 三菱重工業株式会社
Priority to JP1981110599U priority Critical patent/JPS5817124U/en
Publication of JPS5817124U publication Critical patent/JPS5817124U/en
Application granted granted Critical
Publication of JPH0126427Y2 publication Critical patent/JPH0126427Y2/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
    • B29C48/68—Barrels or cylinders
    • B29C48/685—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads
    • B29C48/686—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads having grooves or cavities
    • 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
    • B29C48/64—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
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/67—Screws having incorporated mixing devices not provided for in groups B29C48/52 - B29C48/66

Landscapes

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

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は従来の高混練押出機の１例を示す側断面図、第
２図は第１図のＡ−Ａ拡大断面図：第３図は本考案の実
施例を示す高混練押出機の側断面図である。 図の主要部分の説明、５・・・シリンダ、８・・・スク
リュ、９・・・混練部、１Ｇ−フィード部、１１・・・
メータリング部、１２・・・主フライト、１３・・・副
フライト。　　　　　　　−Figure 1 is a side sectional view showing an example of a conventional high-kneading extruder, Figure 2 is an enlarged sectional view taken along line A-A in Figure 1, and Figure 3 is a high-kneading extruder showing an embodiment of the present invention. FIG. Explanation of main parts of the figure, 5...Cylinder, 8...Screw, 9...Kneading section, 1G-feed section, 11...
Metering section, 12...Main flight, 13...Sub-flight. −

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] シリンダ及びスクリュの軸直角断面形状が多角形成は多
角形に類似した形状をなす混練部とミ主フライト間に同
主フライトの外径より小さい径の副フライトを有するメ
ータリング部とよりなることを特徴とする押出スクリュ
。The polygonal cross-sectional shape of the cylinder and screw perpendicular to the axis consists of a kneading section that has a shape similar to a polygon, and a metering section that has a sub-flight with a diameter smaller than the outer diameter of the main flight between the main flights. Features an extrusion screw.
JP1981110599U 1981-07-25 1981-07-25 extrusion screw Granted JPS5817124U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1981110599U JPS5817124U (en) 1981-07-25 1981-07-25 extrusion screw

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981110599U JPS5817124U (en) 1981-07-25 1981-07-25 extrusion screw

Publications (2)

Publication Number Publication Date
JPS5817124U true JPS5817124U (en) 1983-02-02
JPH0126427Y2 JPH0126427Y2 (en) 1989-08-08

Family

ID=29904964

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981110599U Granted JPS5817124U (en) 1981-07-25 1981-07-25 extrusion screw

Country Status (1)

Country Link
JP (1) JPS5817124U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5230240A (en) * 1975-09-02 1977-03-07 Nippon Steel Corp Flux for use in submerged arc welding

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5230240A (en) * 1975-09-02 1977-03-07 Nippon Steel Corp Flux for use in submerged arc welding

Also Published As

Publication number Publication date
JPH0126427Y2 (en) 1989-08-08

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