CH621990A5 - Transport or plastication screw, preferably for plastics- and elastomer-processing machines - Google Patents

Transport or plastication screw, preferably for plastics- and elastomer-processing machines Download PDF

Info

Publication number
CH621990A5
CH621990A5 CH364476A CH364476A CH621990A5 CH 621990 A5 CH621990 A5 CH 621990A5 CH 364476 A CH364476 A CH 364476A CH 364476 A CH364476 A CH 364476A CH 621990 A5 CH621990 A5 CH 621990A5
Authority
CH
Switzerland
Prior art keywords
screw
wear
resistant
layer
powder application
Prior art date
Application number
CH364476A
Other languages
German (de)
English (en)
Inventor
Eberhard Matteschk
Klaus Eger
Helmut Wagner
Gert Mueller
Original Assignee
Warnke Umformtech Veb K
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 Warnke Umformtech Veb K filed Critical Warnke Umformtech Veb K
Publication of CH621990A5 publication Critical patent/CH621990A5/de

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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/58—Details
    • B29C45/60—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
    • B29C48/25—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
    • B29C48/507—Screws characterised by the material or their manufacturing process
    • 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
    • B29C48/507—Screws characterised by the material or their manufacturing process
    • B29C48/509—Materials, coating or lining therefor
    • 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)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Screw Conveyors (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Rotary Pumps (AREA)
CH364476A 1975-03-27 1976-03-24 Transport or plastication screw, preferably for plastics- and elastomer-processing machines CH621990A5 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD185063A DD118828A1 (enrdf_load_stackoverflow) 1975-03-27 1975-03-27

Publications (1)

Publication Number Publication Date
CH621990A5 true CH621990A5 (en) 1981-03-13

Family

ID=5499709

Family Applications (1)

Application Number Title Priority Date Filing Date
CH364476A CH621990A5 (en) 1975-03-27 1976-03-24 Transport or plastication screw, preferably for plastics- and elastomer-processing machines

Country Status (3)

Country Link
CH (1) CH621990A5 (enrdf_load_stackoverflow)
DD (1) DD118828A1 (enrdf_load_stackoverflow)
DE (1) DE2611225A1 (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT368923B (de) * 1980-11-06 1982-11-25 Ver Edelstahlwerke Ag Verfahren zur herstellung von maschinenhohlzylindern
CN103662686B (zh) * 2013-12-02 2016-04-13 北京交通大学 一种无轴式螺旋输送机的制作方法

Also Published As

Publication number Publication date
DE2611225A1 (de) 1976-10-07
DD118828A1 (enrdf_load_stackoverflow) 1976-03-20

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