AT321561B - Vorrichtung zum kontinuierlichen Regeln des Materialdurchsatzes in den Strangpreßköpfen einer Mehrkopf-Strangpresse - Google Patents

Vorrichtung zum kontinuierlichen Regeln des Materialdurchsatzes in den Strangpreßköpfen einer Mehrkopf-Strangpresse

Info

Publication number
AT321561B
AT321561B AT472771A AT472771A AT321561B AT 321561 B AT321561 B AT 321561B AT 472771 A AT472771 A AT 472771A AT 472771 A AT472771 A AT 472771A AT 321561 B AT321561 B AT 321561B
Authority
AT
Austria
Prior art keywords
extrusion
material throughput
continuously regulating
head
heads
Prior art date
Application number
AT472771A
Other languages
English (en)
Original Assignee
Saint Gobain
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 Saint Gobain filed Critical Saint Gobain
Application granted granted Critical
Publication of AT321561B publication Critical patent/AT321561B/de

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/275—Control of temperature characterised by the use of electric means with sensing element expanding, contracting, or fusing in response to changes of temperature
    • G05D23/27535—Details of the sensing element
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/385—Plasticisers, homogenisers or feeders comprising two or more stages using two or more serially arranged screws in separate barrels
    • 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
    • B29C48/695—Flow dividers, e.g. breaker plates
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/865—Heating
    • 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
    • B29C48/92—Measuring, controlling or regulating
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D11/00—Control of flow ratio
    • G05D11/02—Controlling ratio of two or more flows of fluid or fluent material
    • G05D11/13—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means
    • G05D11/135—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means by sensing at least one property of the mixture
    • G05D11/136—Controlling ratio of two or more flows of fluid or fluent material characterised by the use of electric means by sensing at least one property of the mixture by sensing the viscosity
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92019—Pressure
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92361—Extrusion unit
    • B29C2948/92409—Die; Nozzle zone
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92904—Die; Nozzle zone
    • 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
    • B29C48/03—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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/345—Extrusion nozzles comprising two or more adjacently arranged ports, for simultaneously extruding multiple strands, e.g. for pelletising
AT472771A 1970-05-29 1971-06-01 Vorrichtung zum kontinuierlichen Regeln des Materialdurchsatzes in den Strangpreßköpfen einer Mehrkopf-Strangpresse AT321561B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7019808A FR2087753A5 (de) 1970-05-29 1970-05-29

Publications (1)

Publication Number Publication Date
AT321561B true AT321561B (de) 1975-04-10

Family

ID=9056398

Family Applications (1)

Application Number Title Priority Date Filing Date
AT472771A AT321561B (de) 1970-05-29 1971-06-01 Vorrichtung zum kontinuierlichen Regeln des Materialdurchsatzes in den Strangpreßköpfen einer Mehrkopf-Strangpresse

Country Status (15)

Country Link
US (1) US3819777A (de)
AT (1) AT321561B (de)
BE (1) BE767888A (de)
BR (1) BR7103268D0 (de)
CH (1) CH534047A (de)
DE (1) DE2126200A1 (de)
ES (1) ES391685A1 (de)
FR (1) FR2087753A5 (de)
GB (1) GB1320848A (de)
IE (1) IE35929B1 (de)
IT (1) IT942072B (de)
LU (1) LU63242A1 (de)
NL (1) NL7107270A (de)
SE (1) SE374053B (de)
ZA (1) ZA713464B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10307335A1 (de) * 2003-02-21 2004-09-09 Battenfeld Extrusionstechnik Gmbh Verfahren und Vorrichtung zur Ermittlung der Masseströme

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3969055A (en) * 1973-12-17 1976-07-13 Globe-Union Inc. Injection mold control system
US4034952A (en) * 1975-08-27 1977-07-12 Kenics Corporation Hot plastic injection bushing
US4032279A (en) * 1975-09-08 1977-06-28 The B. F. Goodrich Company Extrusion adapter
DE2940890A1 (de) * 1979-10-05 1981-04-30 Bell Maschinenfabrik Ag, Kriens Verfahren zum fuehren einer plastifizierten kunststoffmasse insbesondere bei parallel geschalteten wegen
DE3001159A1 (de) * 1980-01-15 1981-07-16 Kabel- und Metallwerke Gutehoffnungshütte AG, 3000 Hannover Schrumpfformteil aus extrudierbarem geschaeumten werkstoff
DE3802049A1 (de) * 1987-07-08 1989-01-19 Soplar Sa Koextrusionsvorrichtung
US4906170A (en) * 1988-02-16 1990-03-06 Cello-O-Core Apparatus for printing on plastic tubing
US4842503A (en) * 1988-10-24 1989-06-27 E. I. Du Pont De Nemours And Company Spinning pack design
DE4132032C3 (de) * 1991-09-26 1998-01-08 Continental Ag Verfahren und Vorrichtung zum gleichzeitigen kontinuierlichen Herstellen mehrerer Strangprofile
US5616350A (en) * 1995-04-10 1997-04-01 Cincinnati Milacron Inc. Dual flow divider with diverter valve
US6409491B1 (en) 1998-04-23 2002-06-25 E. I. Du Pont De Nemours And Company Extrusion die assembly
US6793474B2 (en) * 2001-02-09 2004-09-21 American Maplan Corporation Method and system for dual co-extrusion
US7217442B2 (en) * 2001-12-20 2007-05-15 Ppg Industries, Ohio, Inc. Method and apparatus for mixing and applying a multi-component coating composition
US6994821B1 (en) * 2003-07-28 2006-02-07 Graham Engineering Corporation Dual parison blow molding and method
DE102004041148A1 (de) * 2003-08-29 2005-03-24 Mars Incorporated Vorrichtung zum Verteilen einer Strömung für einen Extruder
AU2004205194B2 (en) * 2003-08-29 2006-04-27 Mars, Incorporated Flow Distribution Device For An Extruder
US7632086B2 (en) * 2003-10-03 2009-12-15 Exxonmobil Chemical Patents Inc. Melt fracture reduction
US20070178183A1 (en) * 2004-03-08 2007-08-02 Burnden Holdings (Uk) Limited Extrusion apparatus and adapters therefor
US20060076703A1 (en) * 2004-10-13 2006-04-13 Looman Ernest W Jr Double flow channel for an extruder head
US7611347B1 (en) * 2009-04-08 2009-11-03 Wenger Manufacturing Inc. Extrusion die assembly for high density products
US20110117268A1 (en) * 2009-11-19 2011-05-19 Stratasys, Inc. Consumable materials having encoded markings for use with direct digital manufacturing systems
CN114728458A (zh) * 2019-10-15 2022-07-08 莱芬豪舍有限责任两合公司机器制造厂 用于挤压设备的挤压模具的熔体导体、挤压模具、挤压设备和操作这种挤压设备的方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10307335A1 (de) * 2003-02-21 2004-09-09 Battenfeld Extrusionstechnik Gmbh Verfahren und Vorrichtung zur Ermittlung der Masseströme
DE10307335B4 (de) * 2003-02-21 2011-02-24 Battenfeld-Cincinnati Germany Gmbh Verfahren und Vorrichtung zur Ermittlung der Masseströme

Also Published As

Publication number Publication date
US3819777A (en) 1974-06-25
ZA713464B (en) 1972-02-23
IE35929B1 (en) 1976-07-07
IT942072B (it) 1973-03-20
BE767888A (fr) 1971-11-29
LU63242A1 (de) 1972-03-08
BR7103268D0 (pt) 1973-04-19
NL7107270A (de) 1971-12-01
ES391685A1 (es) 1973-07-16
DE2126200A1 (de) 1971-12-09
IE35929L (en) 1971-11-29
GB1320848A (en) 1973-06-20
FR2087753A5 (de) 1971-12-31
CH534047A (fr) 1973-03-28
SE374053B (de) 1975-02-24

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