DE921648C - Mehrfachschneckenpresse - Google Patents

Mehrfachschneckenpresse

Info

Publication number
DE921648C
DE921648C DEB19926D DEB0019926D DE921648C DE 921648 C DE921648 C DE 921648C DE B19926 D DEB19926 D DE B19926D DE B0019926 D DEB0019926 D DE B0019926D DE 921648 C DE921648 C DE 921648C
Authority
DE
Germany
Prior art keywords
screw press
multiple screw
displacements
mehrfachsdmeckenpresse
smellable
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.)
Expired
Application number
DEB19926D
Other languages
English (en)
Inventor
Hans Dipl-Ing Beck
Hans-Rudolf Dr-Ing Jacobi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Application granted granted Critical
Publication of DE921648C publication Critical patent/DE921648C/de
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
    • B30B11/22—Extrusion presses; Dies therefor
    • B30B11/24—Extrusion presses; Dies therefor using screws or worms
    • B30B11/243—Extrusion presses; Dies therefor using screws or worms using two or more screws working in the same chamber
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
    • B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
    • B29B7/425—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix with screw surrounded by a casing provided with 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
    • B29C48/03—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
    • B29C48/361—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die with the barrel or with a part thereof rotating
    • 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
    • B29C48/40—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 using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • B29C48/405—Intermeshing co-rotating 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
    • B29C48/54—Screws with additional forward-feeding elements
    • 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
    • B29C48/55—Screws having reverse-feeding elements
    • 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
    • B29C48/688—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads having threads
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G23/00—Driving gear for endless conveyors; Belt- or chain-tensioning arrangements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G2811/00—Indexing codes relating to common features for more than one conveyor kind or type
    • B65G2811/09—Driving means for the conveyors
    • B65G2811/095—Speed variation control means
    • B65G2811/096—Speed variation control means without reversal of the conveying direction

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Rotary Pumps (AREA)
  • Fodder In General (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Housing For Livestock And Birds (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)

Description

Hierzu 1 Blatt Zeichnungen
© 9576 12.54

Claims (1)

  1. PATENTANSPRUCH:
    iMehrfachsdmeckenpresse nach Patent 909 395, dadurch gekennzeichnet, daß 'die Schnecken von einem Ende aus riechtsgängig und vom anderen Ende lidksgängig1 geschnitten sind und so ineinandergreifien, daß die jeweiligen Schnecken-•hälften gegenläufige, abwechselnd nach der Mitte zu1 und von der Mitte weg gerichtete axiale Relativverschiebungen ausführen, ohne daß die Schnecken selbst absolute Längsverschiebungen erfahren.
DEB19926D 1951-11-22 1952-04-09 Mehrfachschneckenpresse Expired DE921648C (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEB17802D DE909395C (de) 1951-11-22 1951-11-22 Mehrfachschneckenpresse zum Verarbeiten organischer plastischer Massen
DEB0019949 1952-04-10

Publications (1)

Publication Number Publication Date
DE921648C true DE921648C (de) 1954-12-23

Family

ID=25964974

Family Applications (3)

Application Number Title Priority Date Filing Date
DEB17802D Expired DE909395C (de) 1951-11-22 1951-11-22 Mehrfachschneckenpresse zum Verarbeiten organischer plastischer Massen
DEB19926D Expired DE921648C (de) 1951-11-22 1952-04-09 Mehrfachschneckenpresse
DEB19949A Pending DE1039219B (de) 1951-11-22 1952-04-10 Schneckenmaschine mit einem die Foerderschnecke umgebenden rotierenden Gehaeuse

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DEB17802D Expired DE909395C (de) 1951-11-22 1951-11-22 Mehrfachschneckenpresse zum Verarbeiten organischer plastischer Massen

Family Applications After (1)

Application Number Title Priority Date Filing Date
DEB19949A Pending DE1039219B (de) 1951-11-22 1952-04-10 Schneckenmaschine mit einem die Foerderschnecke umgebenden rotierenden Gehaeuse

Country Status (3)

Country Link
DE (3) DE909395C (de)
FR (1) FR1072448A (de)
GB (1) GB714035A (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1187009B (de) * 1957-04-30 1965-02-11 Ankerwerk Gebr Goller Schnecken-Strangpresse zur Verarbeitung von thermoplastischen Kunststoffen oder aehnlichen Massen
DE1200517B (de) * 1957-04-30 1965-09-09 Ankerwerk Gebr Goller Schnecken-Strangpresse zur Verarbeitung von Kunststoffen
DE1152993B (de) * 1959-07-23 1963-08-22 Akad Wissenschaften Ddr Kontinuierlich arbeitende Misch- und Knetmaschine
DE1163780B (de) * 1961-09-21 1964-02-27 Heidenau Maschf Veb Kontinuierlicher Schneckenmischer
DE1298885B (de) * 1961-12-07 1969-07-03 Bau V Industrieanlagen Foerder- und Mischvorrichtung mit Schnecken
DE1271378B (de) * 1965-04-13 1968-06-27 Reifenhaeuser Kg Vorrichtung zum Antrieb von Mehrfachschneckenpressen zur Verarbeitung thermoplastischer Massen
DE19940167B4 (de) * 1999-08-25 2010-07-08 Mühlenfeld, Konrad, Dipl.-Ing Verfahren zum Antrieb wenigstens zweier paralleler Arbeitsschnecken und Vorrichtung mit angetriebenen Arbeitsschnecken
CN116274892A (zh) * 2023-04-14 2023-06-23 新余钢铁股份有限公司 一种稀土变质剂加料方法和装置
CN117325427A (zh) * 2023-08-14 2024-01-02 五邑大学 一种转速比周期性变化的同向双螺杆挤出机及其加工方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2200997A (en) * 1937-01-29 1940-05-14 Vernon E Royle Extruding machine
BE443809A (de) * 1940-12-14
NL68958C (de) * 1944-02-15 1900-01-01
GB685364A (en) * 1948-12-23 1953-01-07 David Bridge & Company Ltd Improvements in or relating to plastic extruding machines or appliances

Also Published As

Publication number Publication date
DE1039219B (de) 1958-09-18
GB714035A (en) 1954-08-18
FR1072448A (fr) 1954-09-13
DE909395C (de) 1954-04-15

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