CS237386A1 - Worm for single-spiral extruder - Google Patents

Worm for single-spiral extruder

Info

Publication number
CS237386A1
CS237386A1 CS862373A CS237386A CS237386A1 CS 237386 A1 CS237386 A1 CS 237386A1 CS 862373 A CS862373 A CS 862373A CS 237386 A CS237386 A CS 237386A CS 237386 A1 CS237386 A1 CS 237386A1
Authority
CS
Czechoslovakia
Prior art keywords
worm
spiral extruder
extruder
spiral
Prior art date
Application number
CS862373A
Other languages
Czech (cs)
English (en)
Inventor
Milco A Ing Natov
Stefanka V Ing Vasileva
Original Assignee
Milco A Ing Natov
Stefanka V Ing Vasileva
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 Milco A Ing Natov, Stefanka V Ing Vasileva filed Critical Milco A Ing Natov
Publication of CS237386A1 publication Critical patent/CS237386A1/cs

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
    • B29C48/501—Extruder feed section
    • 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
    • B29C48/52—Screws with an outer diameter varying along the longitudinal axis, e.g. for obtaining different thread clearance
    • B29C48/525—Conical screws
    • 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
    • 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
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Dowels (AREA)
CS862373A 1985-04-10 1986-04-03 Worm for single-spiral extruder CS237386A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
BG8569680A BG41536A1 (en) 1985-04-10 1985-04-10 Worm for mono- worm extruder

Publications (1)

Publication Number Publication Date
CS237386A1 true CS237386A1 (en) 1989-06-13

Family

ID=3915431

Family Applications (1)

Application Number Title Priority Date Filing Date
CS862373A CS237386A1 (en) 1985-04-10 1986-04-03 Worm for single-spiral extruder

Country Status (10)

Country Link
EP (1) EP0197550B1 (fr)
JP (1) JPS621520A (fr)
BG (1) BG41536A1 (fr)
CA (1) CA1276763C (fr)
CS (1) CS237386A1 (fr)
DE (1) DE3668277D1 (fr)
FI (1) FI861438A (fr)
HU (1) HUT40945A (fr)
IN (1) IN167243B (fr)
NO (1) NO861376L (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3051420B2 (ja) * 1990-03-02 2000-06-12 株式会社日立製作所 空気調和装置，その装置に用いられる室内熱交換器の製造方法
US5662415A (en) * 1996-01-19 1997-09-02 Gisco Technology Conveyor for degassing of mixtures for solid surface products and method of use
JP4354108B2 (ja) * 2000-11-10 2009-10-28 株式会社星プラスチツク 樹脂押出機用スクリュー
AT503362B1 (de) * 2005-10-24 2013-12-15 Theysohn Extrusionstechnik Ges M B H Einschneckenextruder
JP5723964B2 (ja) * 2010-03-16 2015-05-27 パヴロ セミョニフスキー、 閉断面ビーム要素を製造する方法及び押し出しデバイス
CN110901016B (zh) * 2019-11-04 2021-09-03 大维塑料技术(南京)有限公司 一种挤塑机的螺杆

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2076728A (en) * 1980-05-21 1981-12-09 Midland Ross Corp Extrusion devices and methods of reclaiming scrap plastic material

Also Published As

Publication number Publication date
IN167243B (fr) 1990-09-29
EP0197550A3 (en) 1988-10-05
FI861438A (fi) 1986-10-11
DE3668277D1 (de) 1990-02-22
NO861376L (no) 1986-10-13
CA1276763C (fr) 1990-11-27
HUT40945A (en) 1987-03-30
FI861438A0 (fi) 1986-04-03
EP0197550A2 (fr) 1986-10-15
BG41536A1 (en) 1987-07-15
EP0197550B1 (fr) 1990-01-17
JPS621520A (ja) 1987-01-07

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