ZA775064B - Method and apparatus for controlling the thickness of extruded stock - Google Patents
Method and apparatus for controlling the thickness of extruded stockInfo
- Publication number
- ZA775064B ZA775064B ZA00775064A ZA775064A ZA775064B ZA 775064 B ZA775064 B ZA 775064B ZA 00775064 A ZA00775064 A ZA 00775064A ZA 775064 A ZA775064 A ZA 775064A ZA 775064 B ZA775064 B ZA 775064B
- Authority
- ZA
- South Africa
- Prior art keywords
- thickness
- controlling
- extruded stock
- extruded
- stock
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D30/00—Producing pneumatic or solid tyres or parts thereof
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/52—Unvulcanised treads, e.g. on used tyres; Retreading
-
- 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
- G01—MEASURING; TESTING
- G01G—WEIGHING
- G01G11/00—Apparatus for weighing a continuous stream of material during flow; Conveyor belt weighers
- G01G11/08—Apparatus for weighing a continuous stream of material during flow; Conveyor belt weighers having means for controlling the rate of feed or discharge
- G01G11/12—Apparatus for weighing a continuous stream of material during flow; Conveyor belt weighers having means for controlling the rate of feed or discharge by controlling the speed of the belt
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D5/00—Control of dimensions of material
- G05D5/02—Control of dimensions of material of thickness, e.g. of rolled material
- G05D5/03—Control of dimensions of material of thickness, e.g. of rolled material characterised by the use of electric means
-
- 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
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C2037/90—Measuring, controlling or regulating
-
- 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
- B29C2948/9218—Weight
-
- 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
- B29C2948/9258—Velocity
-
- 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
- B29C2948/92609—Dimensions
- B29C2948/92638—Length
-
- 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
- B29C2948/92609—Dimensions
- B29C2948/92647—Thickness
-
- 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
- B29C2948/92933—Conveying, transporting or storage of 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92952—Drive section, e.g. gearbox, motor or drive fluids
-
- 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
- B29C48/07—Flat, e.g. panels
-
- 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
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D30/00—Producing pneumatic or solid tyres or parts thereof
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/38—Textile inserts, e.g. cord or canvas layers, for tyres; Treatment of inserts prior to building the tyre
- B29D30/44—Stretching or treating the layers before application on the drum
- B29D2030/4437—Adjusting the dimensions of the layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D30/00—Producing pneumatic or solid tyres or parts thereof
- B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
- B29D30/38—Textile inserts, e.g. cord or canvas layers, for tyres; Treatment of inserts prior to building the tyre
- B29D30/44—Stretching or treating the layers before application on the drum
- B29D2030/4437—Adjusting the dimensions of the layers
- B29D2030/4456—Adjusting the dimensions of the layers by using speed differences, e.g. between conveyors or between conveyor and drum
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Tyre Moulding (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/726,712 US4088721A (en) | 1976-09-24 | 1976-09-24 | Method and apparatus for controlling the thickness of extruded stock |
Publications (1)
Publication Number | Publication Date |
---|---|
ZA775064B true ZA775064B (en) | 1978-07-26 |
Family
ID=24919703
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ZA00775064A ZA775064B (en) | 1976-09-24 | 1977-08-22 | Method and apparatus for controlling the thickness of extruded stock |
Country Status (11)
Country | Link |
---|---|
US (2) | US4088721A (de) |
JP (1) | JPS5917944B2 (de) |
AU (1) | AU509672B2 (de) |
BR (1) | BR7706267A (de) |
CA (1) | CA1090904A (de) |
DE (1) | DE2742984C2 (de) |
FR (1) | FR2365430A1 (de) |
GB (1) | GB1560820A (de) |
IT (1) | IT1086386B (de) |
NL (1) | NL7710211A (de) |
ZA (1) | ZA775064B (de) |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4233255A (en) * | 1978-11-29 | 1980-11-11 | Measurex Corporation | Method for controlling the thickness or weight of extruded stock |
US4244897A (en) * | 1979-03-22 | 1981-01-13 | Measurex Corporation | Method and apparatus to control the density of products produced from an extrusion process |
US4474716A (en) * | 1979-10-05 | 1984-10-02 | Krupp-Kautex Maschinenbau Gmbh | Controlling an extrusion blowing process |
DE2940418A1 (de) * | 1979-10-05 | 1981-04-16 | Kautex-Maschinenbau GmbH, 5300 Bonn | Vorrichtung zur beeinflussung des gewichtes eines im extrusionsblasverfahren hergestellten hohlkoerpers aus thermoplastischem kunststoff |
JPS5811129A (ja) * | 1981-07-14 | 1983-01-21 | Bridgestone Corp | 制御機構を備えた押出機 |
FR2528350A1 (fr) * | 1982-06-11 | 1983-12-16 | Briand Jean Patrick | Procede de fabrication en continu de produits en matiere thermoplastique, chargee ou non, enveloppes d'au moins une feuille d'un materiau souple, installation pour la mise en oeuvre de ce procede et produits obtenus |
DE3304865A1 (de) * | 1983-02-12 | 1984-08-16 | Battenfeld Extrusionstechnik GmbH, 4970 Bad Oeynhausen | Verfahren und vorrichtung zum konstanthalten der wandstaerke beim extrudieren von blasfolien, rohren oder rohrfoermigen straengen aus kunststoff |
DE3315184C1 (de) * | 1983-04-27 | 1984-06-28 | Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover | Verfahren und Strangpresseinrichtung zum UEberwachen der Herstellung von Profilen aus einer oder mehreren Kautschuk- oder Kunststoffmischungen |
DE3434904C1 (de) * | 1984-09-22 | 1985-10-17 | Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover | Verfahren und Anlage zum UEberwachen der Abmessungen eines aus einer oder mehreren Mischungen bestehenden,kontinuierlich extrudierten Profilbandes aus Kautschuk oder thermoplastischem Kunststoff |
GB8505199D0 (en) * | 1985-02-28 | 1985-04-03 | Bicc Plc | Extrusion control |
DE3526050C2 (de) * | 1985-07-20 | 1994-11-17 | Krupp Ag Hoesch Krupp | Verfahren zum Betreiben eines Extruders |
IT1185704B (it) * | 1985-09-11 | 1987-11-12 | Milani Resine Spa | Apparecchiatura automatica per la selezione e la regolazione di barre di profilato in macchine produttrici di profilati plastici estrusi |
US4758398A (en) * | 1986-10-07 | 1988-07-19 | The Dexter Corporation | Method of manufacture preforms |
US4844846A (en) * | 1988-01-15 | 1989-07-04 | The Uniroyal Goodrich Tire Company | Method and apparatus for controlling the weight per unit length of a continuous extrudate |
US4899298A (en) * | 1988-02-25 | 1990-02-06 | Overhoff Mario W | High resolution measurement of moving materials using a scintillation detector |
DE3902405C1 (de) * | 1989-01-27 | 1990-03-08 | Paul Troester Maschinenfabrik, 3000 Hannover, De | |
US5149478A (en) * | 1991-11-18 | 1992-09-22 | The Standard Products Company | Forming decorative trim strips from continuous extrusions |
US5205367A (en) * | 1991-12-23 | 1993-04-27 | Wacker Silicones Corporation | Stacker-cutter-weigher |
IT1257108B (it) * | 1992-09-18 | 1996-01-05 | Iveco Fiat | Metodo ad apparecchiatura di preparazione di cariche di materiale plastico per l'alimentazione di una pressa di stampaggio. |
DE19507598C2 (de) * | 1995-03-04 | 1997-02-20 | Uniroyal Englebert Gmbh | Mehrkomponentenextruder |
JP4556328B2 (ja) * | 2000-12-27 | 2010-10-06 | 横浜ゴム株式会社 | 帯状ゴム部材の搬送,転写方法及びその装置 |
ITTO20040914A1 (it) | 2004-12-28 | 2005-03-28 | Bridgestone Technical Ct Europ | Macchina e metodo per l'applicazione di un battistrada ad una carcassa di un pneumatico |
KR100713694B1 (ko) * | 2005-03-22 | 2007-05-04 | (주) 케이엔엘 | 트레드 제조장치 및 제조방법 |
DE102005028231A1 (de) * | 2005-06-17 | 2006-12-28 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Konzept zum Überwachen der Herstellung von aus mehreren Materiallagen bestehenden Objekten |
US8123510B1 (en) * | 2008-03-24 | 2012-02-28 | Ebert Composite Corporation | Thermoplastic pultrusion die system and method |
US8747098B1 (en) | 2008-03-24 | 2014-06-10 | Ebert Composites Corporation | Thermoplastic pultrusion die system and method |
DE102010018527A1 (de) * | 2010-04-27 | 2011-10-27 | Kautex Textron Gmbh & Co. Kg | Verfahren zur Herstellung von Hohlkörpern aus thermoplastischem Kunststoff |
US9127457B2 (en) * | 2012-07-10 | 2015-09-08 | King Saud University | Machine for deforming and cutting plastic strips for enhancing concrete |
WO2015165821A1 (de) * | 2014-04-30 | 2015-11-05 | Acino Supply Ag | Verfahren und vorrichtung zur herstellung einer pharmazeutischen zusammensetzung |
JP2021194783A (ja) * | 2020-06-09 | 2021-12-27 | 住友ゴム工業株式会社 | シート状ゴム材料の製造装置及びその製造方法 |
CN113124985B (zh) * | 2021-03-29 | 2023-01-24 | 赛轮集团股份有限公司 | 一种适用于压出米秤的动态校验方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2965050A (en) * | 1957-02-20 | 1960-12-20 | Industrial Nucleonics Corp | Measurement and controlling system for a dough machine |
US3265786A (en) * | 1962-11-23 | 1966-08-09 | Allied Chem | Method and apparatus for producing shaped polyurethane foam strip |
US3496344A (en) * | 1964-06-19 | 1970-02-17 | Industrial Nucleonics Corp | Statistical variance component analysis of sheet materials and the like using frequency-domain filter techniques |
US3852578A (en) * | 1970-02-03 | 1974-12-03 | Industrial Nucleonics Corp | Control system and method for machine or process having dead time |
US3890078A (en) * | 1972-01-31 | 1975-06-17 | Industrial Nucleonics Corp | Noninteracting extruder control |
US3930922A (en) * | 1972-06-12 | 1976-01-06 | Industrial Nucleonics Corporation | Process control |
US3844870A (en) * | 1972-06-12 | 1974-10-29 | Industrial Nucleonics Corp | Process control system |
US3843434A (en) * | 1972-06-12 | 1974-10-22 | Industrial Nucleonics Corp | Process control |
US3875383A (en) * | 1973-03-29 | 1975-04-01 | Industrial Nucleonics Corp | Control system for average value setpoint |
US3930774A (en) * | 1973-07-24 | 1976-01-06 | Industrial Nucleonics Corporation | Extruder controller |
DE2433242A1 (de) * | 1974-07-11 | 1976-01-29 | Gofini Ag | Verfahren zum betrieb einer anlage zur herstellung eines kunststoffprofilstranges und fuer das verfahren ausgeruestete anlage |
US3975126A (en) * | 1974-08-28 | 1976-08-17 | Amf Incorporated | Method and apparatus for forming material having a predefined cross-section |
-
1976
- 1976-09-24 US US05/726,712 patent/US4088721A/en not_active Expired - Lifetime
-
1977
- 1977-08-22 ZA ZA00775064A patent/ZA775064B/xx unknown
- 1977-08-23 GB GB35251/77A patent/GB1560820A/en not_active Expired
- 1977-08-26 CA CA285,545A patent/CA1090904A/en not_active Expired
- 1977-08-29 AU AU28301/77A patent/AU509672B2/en not_active Expired
- 1977-09-16 NL NL7710211A patent/NL7710211A/xx not_active Application Discontinuation
- 1977-09-16 FR FR7727982A patent/FR2365430A1/fr active Granted
- 1977-09-20 BR BR7706267A patent/BR7706267A/pt unknown
- 1977-09-21 DE DE2742984A patent/DE2742984C2/de not_active Expired
- 1977-09-22 JP JP52114474A patent/JPS5917944B2/ja not_active Expired
- 1977-09-23 IT IT27889/77A patent/IT1086386B/it active
-
1978
- 1978-05-05 US US05/903,329 patent/US4156913A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2365430B1 (de) | 1980-08-01 |
US4156913A (en) | 1979-05-29 |
AU2830177A (en) | 1979-03-08 |
NL7710211A (nl) | 1978-03-29 |
CA1090904A (en) | 1980-12-02 |
IT1086386B (it) | 1985-05-28 |
DE2742984C2 (de) | 1984-11-22 |
DE2742984A1 (de) | 1978-03-30 |
JPS5340086A (en) | 1978-04-12 |
JPS5917944B2 (ja) | 1984-04-24 |
AU509672B2 (en) | 1980-05-22 |
FR2365430A1 (fr) | 1978-04-21 |
GB1560820A (en) | 1980-02-13 |
BR7706267A (pt) | 1978-05-09 |
US4088721A (en) | 1978-05-09 |
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