CS191466B1 - Sieving appliance,particularly for the extrusion machine for the plastic materials - Google Patents

Sieving appliance,particularly for the extrusion machine for the plastic materials

Info

Publication number
CS191466B1
CS191466B1 CS755667A CS566775A CS191466B1 CS 191466 B1 CS191466 B1 CS 191466B1 CS 755667 A CS755667 A CS 755667A CS 566775 A CS566775 A CS 566775A CS 191466 B1 CS191466 B1 CS 191466B1
Authority
CS
Czechoslovakia
Prior art keywords
sieving
appliance
plastic materials
extrusion machine
extrusion
Prior art date
Application number
CS755667A
Other languages
Czech (cs)
Inventor
Helmut Rolle
Peter Wende
Original Assignee
Helmut Rolle
Peter Wende
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 Helmut Rolle, Peter Wende filed Critical Helmut Rolle
Publication of CS191466B1 publication Critical patent/CS191466B1/en

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
    • B29C48/69—Filters or screens for the moulding material
    • B29C48/691—Arrangements for replacing filters, e.g. with two parallel filters for alternate use
    • B29C48/6914—Arrangements for replacing filters, e.g. with two parallel filters for alternate use the filters being fitted on a rotatable or pivotable disc or on the circumference of a rotatable or pivotable cylinder
    • 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
    • B29C48/255—Flow control means, e.g. valves
    • B29C48/2554—Flow control means, e.g. valves provided in or in the proximity of filter devices
    • 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
    • B29C48/27—Cleaning; Purging; Avoiding contamination
    • B29C48/2725—Cleaning; Purging; Avoiding contamination of filters
    • B29C48/273—Cleaning; Purging; Avoiding contamination of filters using back flow
    • 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
    • B29C48/27—Cleaning; Purging; Avoiding contamination
    • B29C48/2725—Cleaning; Purging; Avoiding contamination of filters
    • B29C48/2735—Cleaning; Purging; Avoiding contamination of filters using scrapers
    • 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
    • B29C48/69—Filters or screens for the moulding material
    • 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
    • B29C48/69—Filters or screens for the moulding material
    • B29C48/694—Cylindrical or conical filters
    • 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)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
CS755667A 1974-08-19 1975-08-19 Sieving appliance,particularly for the extrusion machine for the plastic materials CS191466B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD180563A DD114239A1 (en) 1974-08-19 1974-08-19

Publications (1)

Publication Number Publication Date
CS191466B1 true CS191466B1 (en) 1979-07-31

Family

ID=5496970

Family Applications (1)

Application Number Title Priority Date Filing Date
CS755667A CS191466B1 (en) 1974-08-19 1975-08-19 Sieving appliance,particularly for the extrusion machine for the plastic materials

Country Status (8)

Country Link
BG (1) BG28119A1 (en)
CS (1) CS191466B1 (en)
DD (1) DD114239A1 (en)
DE (1) DE2522078A1 (en)
GB (1) GB1494032A (en)
HU (1) HU174493B (en)
PL (1) PL106235B1 (en)
SU (1) SU587008A1 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2947673C2 (en) * 1979-11-27 1982-06-16 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Filter device for screw extruders processing thermoplastic molding compounds
JPS60112365U (en) * 1983-12-19 1985-07-30 グツドイアー　エアロスペース　コーポレーシヨン spray nozzle extension unit
DE3670006D1 (en) * 1986-06-06 1990-05-10 Erema Filter.
CH673618A5 (en) * 1987-10-29 1990-03-30 Indupack Ag
AT509706B1 (en) * 2010-07-05 2011-11-15 Erema FILTRATION DEVICE FOR FLUIDE
PL3088157T3 (en) * 2015-04-30 2021-11-08 Fimic S.R.L. Filter for plastic material
CN105881865A (en) * 2016-05-09 2016-08-24 罗少堂 Plastic extruder
CN108032509A (en) * 2017-12-14 2018-05-15 常德金德新材料科技股份有限公司 A kind of clear deimpurity method and apparatus
CN109351589B (en) * 2018-11-29 2025-04-15 江苏安全技术职业学院 A high efficiency circular screen
CN110878852B (en) * 2019-12-24 2025-04-01 苏州东海滤机设备有限公司 Linkage valve
CN113442408B (en) * 2021-07-30 2023-05-23 台州米信过滤机械有限公司 Net-free filtering die head for regenerated plastic
CN117643752B (en) * 2023-03-14 2024-10-11 江苏玺鑫维生素有限公司 Purification device for preparing natural vitamin E
CN116901294A (en) * 2023-07-04 2023-10-20 南通博威莱电动工具有限公司 Raw and other materials pretreatment systems moulds plastics
CN118342676B (en) * 2024-06-17 2024-10-15 上海群骊企业(集团)有限公司 Raw material screening and proportioning device for ton bucket production
CN118744519B (en) * 2024-08-08 2025-10-03 安徽康桥环保科技有限公司 Plastic PE water pipe forming heating device

Also Published As

Publication number Publication date
DD114239A1 (en) 1975-07-20
SU587008A1 (en) 1978-01-05
BG28119A1 (en) 1980-03-25
PL106235B1 (en) 1979-12-31
HU174493B (en) 1980-01-28
GB1494032A (en) 1977-12-07
DE2522078A1 (en) 1976-03-04

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