WO2011076639A1 - Vorrichtung zum flächigen auftragen eines fliessfähigen mediums auf einer materialbahn - Google Patents
Vorrichtung zum flächigen auftragen eines fliessfähigen mediums auf einer materialbahn Download PDFInfo
- Publication number
- WO2011076639A1 WO2011076639A1 PCT/EP2010/069820 EP2010069820W WO2011076639A1 WO 2011076639 A1 WO2011076639 A1 WO 2011076639A1 EP 2010069820 W EP2010069820 W EP 2010069820W WO 2011076639 A1 WO2011076639 A1 WO 2011076639A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- metering
- material web
- blade
- metering blade
- recesses
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/02—Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface ; Controlling means therefor; Control of the thickness of a coating by spreading or distributing liquids or other fluent materials already applied to the coated surface
- B05C11/023—Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface
- B05C11/025—Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface with an essentially cylindrical body, e.g. roll or rod
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
- B05C5/0254—Coating heads with slot-shaped outlet
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N7/00—Flexible sheet materials not otherwise provided for, e.g. textile threads, filaments, yarns or tow, glued on macromolecular material
- D06N7/0063—Floor covering on textile basis comprising a fibrous top layer being coated at the back with at least one polymer layer, e.g. carpets, rugs, synthetic turf
- D06N7/0071—Floor covering on textile basis comprising a fibrous top layer being coated at the back with at least one polymer layer, e.g. carpets, rugs, synthetic turf characterised by their backing, e.g. pre-coat, back coating, secondary backing, cushion backing
- D06N7/0073—Floor covering on textile basis comprising a fibrous top layer being coated at the back with at least one polymer layer, e.g. carpets, rugs, synthetic turf characterised by their backing, e.g. pre-coat, back coating, secondary backing, cushion backing the back coating or pre-coat being applied as an aqueous dispersion or latex
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N7/00—Flexible sheet materials not otherwise provided for, e.g. textile threads, filaments, yarns or tow, glued on macromolecular material
- D06N7/0063—Floor covering on textile basis comprising a fibrous top layer being coated at the back with at least one polymer layer, e.g. carpets, rugs, synthetic turf
- D06N7/0071—Floor covering on textile basis comprising a fibrous top layer being coated at the back with at least one polymer layer, e.g. carpets, rugs, synthetic turf characterised by their backing, e.g. pre-coat, back coating, secondary backing, cushion backing
- D06N7/0076—Floor covering on textile basis comprising a fibrous top layer being coated at the back with at least one polymer layer, e.g. carpets, rugs, synthetic turf characterised by their backing, e.g. pre-coat, back coating, secondary backing, cushion backing the back coating or pre-coat being a thermoplastic material applied by, e.g. extrusion coating, powder coating or laminating a thermoplastic film
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N7/00—Flexible sheet materials not otherwise provided for, e.g. textile threads, filaments, yarns or tow, glued on macromolecular material
- D06N7/0063—Floor covering on textile basis comprising a fibrous top layer being coated at the back with at least one polymer layer, e.g. carpets, rugs, synthetic turf
- D06N7/0071—Floor covering on textile basis comprising a fibrous top layer being coated at the back with at least one polymer layer, e.g. carpets, rugs, synthetic turf characterised by their backing, e.g. pre-coat, back coating, secondary backing, cushion backing
- D06N7/0078—Floor covering on textile basis comprising a fibrous top layer being coated at the back with at least one polymer layer, e.g. carpets, rugs, synthetic turf characterised by their backing, e.g. pre-coat, back coating, secondary backing, cushion backing the back coating or pre-coat being applied as a hot melt
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
- B05C5/001—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work incorporating means for heating or cooling the liquid or other fluent material
Definitions
- the invention relates to a device for the planar application of a flowable medium on a material web, which in the longitudinal direction of the material web on a web page at least partially has extending elevations.
- an adhesive coating is applied to the pole ends which on the one hand abuts the tuft carrier and on the other hand the pole ends and the interposed therebetween Interstices completely covered, leaving a level contact surface for further layers is created by the adhesive.
- This coating allows the fixing of the pole ends to the
- Tufttrager requires the production of a backsize coating a considerable amount of application medium or adhesive.
- such methods are used in order to easily produce different tuft carriers with differently high pile ends without retrofitting the coating device.
- the invention is therefore an object of the invention to provide a device for surface application of a flowable medium on a material web with at least partially extending in the longitudinal direction of the web and formed on a web page elevations, which is applied by an especially in the thickness uniform adhesives ittelbe Anlagenung and the increases that are present on one side of the web of material are taken into account.
- a metering blade is provided on an applicator, which is cylindrical and extends transversely to the longitudinal direction of the web or is aligned and provided on the outer circumference at right angles to the longitudinal axis aligned recesses whose contour is substantially is formed complementary to the passages to be passed through a metering gap or to be guided along a coating gap elevations of the material web.
- an applicator which is cylindrical and extends transversely to the longitudinal direction of the web or is aligned and provided on the outer circumference at right angles to the longitudinal axis aligned recesses whose contour is substantially is formed complementary to the passages to be passed through a metering gap or to be guided along a coating gap elevations of the material web.
- Layer thickness is applied, which corresponds to that which cover the increases. It goes without saying that the layer thicknesses in the individual regions may differ from one another depending on the specific application, but in particular it is provided that the area-shaped regions between the elevations are not completely filled with flowable material. medium are filled to cover the increase in order to save preferably coating material and weight.
- a plurality of recesses arranged transversely to the longitudinal direction of the dosing doctor are preferably provided, which each form a channel with the counterpressure roller or the material web.
- This arrangement allows the desired channels for passage of the elevation and the intermediate circumferential wall sections, which engage in the flat intermediate regions of the elevations, to form a constant metering gap during the alignment of the metering blade with the metering gap.
- the tangential configuration of the depressions which extend from the outer circumference to the longitudinal center axis of the metering doctor blade, preferably has the advantage that, viewed in the circumferential direction, the depressions extend only over a very small circumferential region or arc segment region. As a result, a full-area peripheral wall section can be formed directly radially adjacent to the depressions to form a further metering gap with a continuous metering edge.
- a plurality of depressions arranged transversely to the longitudinal axis of the metering doctor form a depression profile. It can be provided on the metering blade several more distributed over the circumference arranged depression profiles. This makes it possible to adjust to different elevation profiles of the material webs by simply rotating the metering blade. This allows a quick change to different material webs to be coated are made possible.
- a preferred embodiment of the invention provides that a cylindrical peripheral region is formed between two recesses extending transversely to the longitudinal axis of the metering blade.
- the coating thickness to be applied can be made constant both in the area of the elevations and between the elevations.
- complementary smaller grooves or depressions may be provided in the cylindrical peripheral region to introduce additional structure into the adhesive coating between the protrusions.
- the recesses are produced by a material removal tangent to the outer circumference of the metering blade.
- the recesses or the channel sections are introduced into the peripheral wall of the dosing doctor.
- the metering doctor blade is rotatably arranged in a metering doctor receptacle of the application device and is preferably assigned to the metering gap in a coating position of one of the depression profiles. It is preferably provided that the metering blade is fixed by a releasable clamping or fastening device, in particular a spring tension is provided by a leaf spring.
- a metering roller is preferably associated with the metering doctor, whereby a metering gap is formed between them, so that the material web with the elevations towards the metering doctor blade can be guided through the metering gap.
- a gap width of the metering gap can be adjusted via the distance between the counterpressure roller and the metering doctor.
- the material web can be guided tangentially along the metering doctor and coated while maintaining a web tension and against the web tension.
- an effective but simple coating of the web sides provided with the elevations can likewise be effected with a flowable medium.
- At least one chamber doctor blade is provided according to a first embodiment as a storage chamber, which has at the lower end a squeegee, through which the supplied amount of flowable medium is adjustable.
- one or more distributor chambers for the flowable medium are assigned to the application device and also provide a predetermined amount of flowable medium to the metering gap.
- the application device, the metering doctor blade and / or the counterpressure roller can be heated from the inside, in particular with an oil heater.
- the rollers are designed as hollow rollers or hollow shafts.
- a preferred embodiment of the invention provides that the supplied material web consists of a tuft carrier for a floor covering, on which a plurality of poles are provided and the pole ends form the elevations of the material web.
- the supplied material web consists of a tuft carrier for a floor covering, on which a plurality of poles are provided and the pole ends form the elevations of the material web.
- the increases in their size and the distance from each other are different.
- a flowable medium is preferably a hot melt adhesive or a dispersion, in particular aqueous solution, provided with adhesive properties.
- FIG. 1 shows a schematic side view of the device according to the invention
- Figure 2 is a schematic enlarged partial view
- FIG. 1 A first figure.
- FIG. 3a shows a further schematic view of the metering doctor blade with a material web in the metering gap
- Figure 3b is a schematic sectional view taken along the line III
- Figure 4 is a schematic side view of an alternative
- FIG. 5 is a diagrammatically enlarged view of FIG. 4.
- FIG. 1 shows a schematic side view of the device 11 according to the invention, in particular a coating device.
- This device 11 comprises an application device 12, which receives a metering doctor blade 14 in a metering doctor receptacle 15.
- a counter-pressure roller 16 is assigned to form a metering gap 17.
- a schematically enlarged view of the metering blade 14, the metering gap 17 and the counterpressure roller 16 is shown in FIG.
- the application device 12 has a storage chamber 19 for receiving a flowable medium 21, in particular adhesive or filling material.
- This storage chamber 19 is formed in the embodiment according to Figures 1 and 2 as a chamber doctor blade.
- a doctor blade 22 is provided, which is adjustable with respect to the metering blade 14 at a distance to supply a defined amount of fluid medium 21 the fixed metering blade 14 and output.
- the counter-pressure roller 16 leads a material web 24 to the metering gap 17 and through it. During the implementation, an application of the flowable medium 21 takes place on a web side of the material web 24.
- the material web 24 is an intermediate product which is further processed after the application of the flowable medium 21. For example. For example, further substrate webs, coatings or the like can be applied.
- the material web 24 consists of a Tuftange 26 which receives a plurality of poles 27 and fibers, wherein the pole ends 28 form elevations 29.
- the plurality of pole ends 28 is also referred to as Polrücken.
- material webs 24 may be, for example, to floor coverings with textile or plastic fiber.
- a layer consisting of the flowable medium 21 is applied on the tuft carrier 26 and the pole ends 28, a layer consisting of the flowable medium 21 is applied.
- the metering blade 14 has a plurality of juxtaposed depressions 31, which form a depression profile.
- the recesses 31 are aligned transversely to the longitudinal axis of the metering blade 14 and aligned in the contour and the size of the elevations 29 or complementary thereto. Between the individual recesses 31, peripheral wall sections 32 are formed on the metering blade 14, which correspond to flat surface sections 33 between the elevations 29.
- the depression 31 which is shown in more detail in a sectional view in FIG. 3b, can act as a channel, so that a smoothing function is made possible.
- the recess 31 may preferably be produced by a grinding or milling, wherein preferably a tangential delivery takes place, so that a straight wall portion 35 of the recess 31 is formed.
- different depression profiles emerge. These may, for example, vary in the depth of the depressions 31 as well as in the width or the geometry and be adapted to the elevations 29 of the material web 24.
- the metering blade 14 By simply rotating the metering blade 14, one of the depressions 31 or depression profiles provided on the metering doctor blade 14 can be transferred into the coating position, in which the depression profile is arranged in the metering gap 17.
- the depression 31 can taper or also widen from the inlet region to the outlet region.
- the inlet region of the recess 31 is assigned to the storage chamber 19 zu lad.
- the height of the depression 31 in the transport direction of the material web may increase or decrease depending on the desired structure and / or geometry of the flowable medium to cover the increase.
- this embodiment of the metering blade 14 has the advantage that a peripheral region 37 is provided between the individual depression profiles, which enables the counterpressure roller 16 over the entire width of the material web 24, a constant gap width is adjustable.
- FIG. 4 shows an alternative embodiment of the device 11 to FIG.
- FIG. 5 shows an enlarged view of FIG. 4.
- This embodiment according to FIGS. 4 and 5 deviates from FIGS. 1 to 3b in comparison to the device 11 according to the embodiment in that the storage chamber 19 is formed from one or more distribution chambers. These distribution chambers are controlled by means of pumps for volume metering of the layer thickness. Incidentally, the comments on the figures 1 to 3b apply.
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Coating Apparatus (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112010004951T DE112010004951A5 (de) | 2009-12-22 | 2010-12-15 | Vorrichtung zum flächigen Auftragen eines fließfähigen Mediums auf einer Materialbahn |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102009060666.1 | 2009-12-22 | ||
DE200910060666 DE102009060666A1 (de) | 2009-12-22 | 2009-12-22 | Vorrichtung zum flächigen Auftragen eines fließfähigen Mediums auf einer Materialbahn |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2011076639A1 true WO2011076639A1 (de) | 2011-06-30 |
Family
ID=43799446
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2010/069820 WO2011076639A1 (de) | 2009-12-22 | 2010-12-15 | Vorrichtung zum flächigen auftragen eines fliessfähigen mediums auf einer materialbahn |
Country Status (2)
Country | Link |
---|---|
DE (2) | DE102009060666A1 (de) |
WO (1) | WO2011076639A1 (de) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2304987A1 (de) * | 1973-02-01 | 1974-08-15 | Siemens Ag | Vorrichtung zur herstellung duenner wachsschichten |
GB2034203A (en) * | 1978-11-22 | 1980-06-04 | Tba Industrial Products Ltd | Applicator Bar |
EP0413095A2 (de) * | 1989-07-19 | 1991-02-20 | J.M. Voith GmbH | Stabrakel |
US5179909A (en) * | 1988-07-27 | 1993-01-19 | J.M. Voith Gmbh | Device for dosing coating substances on a traveling web of paper or cardboard or the like |
US5626954A (en) * | 1992-08-11 | 1997-05-06 | E. Khashoggi Industries | Sheets made from moldable hydraulically settable materials |
DE19722117A1 (de) * | 1997-05-27 | 1998-12-03 | Bematec S A | Beschichtung poröser Träger |
DE19729663A1 (de) * | 1997-07-11 | 1999-01-14 | Voith Sulzer Papiermasch Gmbh | Rakelvorrichtung |
-
2009
- 2009-12-22 DE DE200910060666 patent/DE102009060666A1/de not_active Withdrawn
-
2010
- 2010-12-15 DE DE112010004951T patent/DE112010004951A5/de not_active Withdrawn
- 2010-12-15 WO PCT/EP2010/069820 patent/WO2011076639A1/de active Application Filing
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2304987A1 (de) * | 1973-02-01 | 1974-08-15 | Siemens Ag | Vorrichtung zur herstellung duenner wachsschichten |
GB2034203A (en) * | 1978-11-22 | 1980-06-04 | Tba Industrial Products Ltd | Applicator Bar |
US5179909A (en) * | 1988-07-27 | 1993-01-19 | J.M. Voith Gmbh | Device for dosing coating substances on a traveling web of paper or cardboard or the like |
EP0413095A2 (de) * | 1989-07-19 | 1991-02-20 | J.M. Voith GmbH | Stabrakel |
US5626954A (en) * | 1992-08-11 | 1997-05-06 | E. Khashoggi Industries | Sheets made from moldable hydraulically settable materials |
DE19722117A1 (de) * | 1997-05-27 | 1998-12-03 | Bematec S A | Beschichtung poröser Träger |
DE19729663A1 (de) * | 1997-07-11 | 1999-01-14 | Voith Sulzer Papiermasch Gmbh | Rakelvorrichtung |
Also Published As
Publication number | Publication date |
---|---|
DE102009060666A1 (de) | 2011-06-30 |
DE112010004951A5 (de) | 2012-11-15 |
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