DE3176317D1 - Method and apparatus for controlling the thickness of a film product - Google Patents
Method and apparatus for controlling the thickness of a film productInfo
- Publication number
- DE3176317D1 DE3176317D1 DE8181300758T DE3176317T DE3176317D1 DE 3176317 D1 DE3176317 D1 DE 3176317D1 DE 8181300758 T DE8181300758 T DE 8181300758T DE 3176317 T DE3176317 T DE 3176317T DE 3176317 D1 DE3176317 D1 DE 3176317D1
- Authority
- DE
- Germany
- Prior art keywords
- thickness
- controlling
- film product
- film
- product
- 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
Links
Classifications
-
- 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
- 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
-
- 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
- B29C2948/92114—Dimensions
- B29C2948/92133—Width or height
-
- 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
- B29C2948/92114—Dimensions
- B29C2948/92152—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
- B29C2948/92323—Location or phase of measurement
- B29C2948/92428—Calibration, after-treatment, or cooling 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
- B29C2948/9258—Velocity
- B29C2948/926—Flow or feed rate
-
- 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
- B29C2948/92857—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
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2445880A JPS56120317A (en) | 1980-02-28 | 1980-02-28 | Control of thickness of film |
JP2445780A JPS56120318A (en) | 1980-02-28 | 1980-02-28 | Control of film thickness |
JP3489880A JPS56133135A (en) | 1980-03-21 | 1980-03-21 | Controlling method for thickness of film |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3176317D1 true DE3176317D1 (en) | 1987-08-20 |
Family
ID=27284657
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8181300758T Expired DE3176317D1 (en) | 1980-02-28 | 1981-02-24 | Method and apparatus for controlling the thickness of a film product |
Country Status (3)
Country | Link |
---|---|
US (1) | US4409160A (de) |
EP (1) | EP0035356B1 (de) |
DE (1) | DE3176317D1 (de) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6050133B2 (ja) * | 1981-11-05 | 1985-11-07 | 東芝機械株式会社 | 口金隙間調整方法 |
US4517145A (en) * | 1983-11-07 | 1985-05-14 | American Hoechst Corporation | Extrusion die and process for thickness control |
DE3430439A1 (de) * | 1984-08-18 | 1986-05-07 | Hoechst Ag, 6230 Frankfurt | Verfahren und anordnung zur steuerung von verfahrensparametern bei der herstellung verstreckter folien |
US4765941A (en) * | 1984-08-30 | 1988-08-23 | E. I. Du Pont De Nemours And Company | Thickness control system for an extrusion coating apparatus |
US4680089A (en) * | 1985-01-22 | 1987-07-14 | Measurex Corporation | Process for controlling the formation of sheet material |
JPS6317024A (ja) * | 1986-07-10 | 1988-01-25 | Showa Denko Kk | 熱可塑性樹脂フイルム類の製造方法 |
US5099504A (en) * | 1987-03-31 | 1992-03-24 | Adaptive Technologies, Inc. | Thickness/density mesuring apparatus |
DE3875433T2 (de) * | 1987-07-17 | 1993-04-22 | Toray Industries | Methode der schichtdickenregelung eines bandfoermigen materials. |
US4994976A (en) * | 1988-02-17 | 1991-02-19 | Mitsubishi Jukogyo Kabushiki Kaisha | Film thickness controller |
JP3021135B2 (ja) * | 1991-11-12 | 2000-03-15 | 三菱重工業株式会社 | フィルム厚み制御装置 |
DE4239270A1 (de) * | 1992-11-23 | 1994-05-26 | Siemens Ag | Verfahren zur Stellgliedidentifizierung bei der Querprofil-Regelung einer kontinuierlich erzeugten Materialbahn |
FR2713539A1 (fr) * | 1993-12-14 | 1995-06-16 | Darlet Marchante Tech Sa | Procédé et dispositif de régulation automatique d'épaisseur pour lignes de production de films, feuilles ou plaques. |
JP3828950B2 (ja) * | 1995-12-15 | 2006-10-04 | 東芝機械株式会社 | 2軸延伸フィルム上のダイボルト対応位置算出方法および同算出方法を用いた2軸延伸フィルムの厚さ制御方法 |
KR20000070504A (ko) * | 1997-01-27 | 2000-11-25 | 버젤 케이스 지. | 연신된 파스너 |
US6035498A (en) | 1997-01-27 | 2000-03-14 | Velcro Industties B.V. | Stretched fasteners |
CA2343434C (en) * | 2000-04-07 | 2010-03-02 | Daniel R. Joseph | Method and apparatus for automatic control of cage size in an extruded film production line |
EP2113365A1 (de) | 2008-04-24 | 2009-11-04 | Tonen Chemical Corporation | Extrusionsdüse mit verbessertem Querstromverteiler |
US20110112677A1 (en) * | 2009-11-11 | 2011-05-12 | Albert John Franklin | Method for controlling a physical property of a tubular blown film |
EP2444229A1 (de) * | 2010-10-24 | 2012-04-25 | Maku Ag | Zustellbarer Kalibrierroboter für Breitschlitz-Düse |
US9050760B2 (en) | 2011-12-15 | 2015-06-09 | Ndc Technologies, Inc. | Blown film scanning method |
EP2657000B1 (de) | 2012-04-25 | 2016-12-28 | Maku Ag | Vorrichtung zur Herstellung von flachbahnigen Erzeugnissen und Verfahren zu deren Einrichtung |
EP2837484B1 (de) | 2013-08-14 | 2020-10-21 | Electronic Systems S.p.A. | Vorrichtung zur automatischen Analyse von Extrusionsfolien |
EP2837485B1 (de) * | 2013-08-14 | 2022-10-05 | Electronic Systems S.p.A. | Verfahren zur Markierung von Extrusionsfolien |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL280138A (de) * | 1961-06-26 | 1900-01-01 | ||
US3122783A (en) * | 1961-06-26 | 1964-03-03 | Du Pont | Gauge control apparatus for manufacturing web material |
NL280140A (de) * | 1961-06-26 | 1900-01-01 | ||
BE642865A (de) * | 1963-01-23 | 1900-01-01 | ||
US3307215A (en) * | 1964-04-09 | 1967-03-07 | Industrial Nucleonics Corp | Control apparatus for industrial apparatus |
US3347960A (en) * | 1964-05-20 | 1967-10-17 | Du Pont | Process and apparatus for controlled preparation of a web |
DE1779546C3 (de) * | 1968-08-24 | 1975-05-07 | Reifenhaeuser Kg, 5210 Troisdorf | Vorrichtung zum Messen und Korrigieren einer Dickenabweichung für eine Anlage zur Herstellung von Kunststoffplatten |
US3782873A (en) * | 1968-09-20 | 1974-01-01 | Du Pont | Thickness control apparatus for polymeric film structures |
US3694726A (en) * | 1970-03-30 | 1972-09-26 | Ibm | Combined transformer and inductor device |
US3761553A (en) * | 1971-06-28 | 1973-09-25 | Celanese Corp | Method for producing uniform drawn films |
US4124342A (en) * | 1974-05-31 | 1978-11-07 | Toray Industries, Inc. | Apparatus for controlling the gap between lips of a die for extruding a plastic sheet material |
-
1981
- 1981-02-24 DE DE8181300758T patent/DE3176317D1/de not_active Expired
- 1981-02-24 EP EP81300758A patent/EP0035356B1/de not_active Expired
- 1981-02-25 US US06/238,358 patent/US4409160A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0035356A1 (de) | 1981-09-09 |
US4409160A (en) | 1983-10-11 |
EP0035356B1 (de) | 1987-07-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE3176317D1 (en) | Method and apparatus for controlling the thickness of a film product | |
DE3166420D1 (en) | Process and apparatus for the manufacture of continuous sheets or films of plastics materials | |
DE3274262D1 (en) | Apparatus for forming thin film | |
GB2080727B (en) | Method and apparatus for joining sheet material | |
EP0155178A3 (en) | A coating film and method and apparatus for producing the same | |
DE3066284D1 (en) | Method and apparatus for controlling the operation of a pump | |
GB2114160B (en) | Film depositing apparatus and method | |
JPS56157358A (en) | Method of forming multilayer film | |
DE3163598D1 (en) | Process and apparatus for forming a plastics film | |
JPS57134705A (en) | Servo-controlled process and apparatus | |
GB2078685B (en) | Apparatus and method for dispensing sheets of a flexible material | |
PT73271A (en) | Apparatus and method for determining the contents of a gasbottle | |
EG15151A (en) | Method and apparatus for continuous friction actuated | |
GB2083228B (en) | Process and apparatus for producing thin layers | |
JPS57123972A (en) | Apparatus and method for forming thin alloy film | |
DE3169593D1 (en) | Method of and apparatus for the continuous production of endless deformable pipes from laminated film tape | |
EP0082007A3 (en) | Method and apparatus for measuring thickness of a film | |
GB2071002B (en) | Apparatus for reducing the thickness of a moving web | |
DE3164715D1 (en) | Process and apparatus for plasma-etching a thin layer | |
DE3479818D1 (en) | Method and apparatus for forming thin film | |
ZA827580B (en) | Process and apparatus for forming a plastic film | |
EP0160479A3 (en) | Method and apparatus for forming a thin film | |
DE3168028D1 (en) | Method and apparatus for coating a web | |
GB2096827B (en) | Method of and apparatus for the controlled cooling of a product | |
JPS57123971A (en) | Thin film alloy forming apparatus and alloy evaporating method therefore |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |