EP1808237B1 - Appareil de revêtement de bandes - Google Patents

Appareil de revêtement de bandes Download PDF

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Publication number
EP1808237B1
EP1808237B1 EP06000779.6A EP06000779A EP1808237B1 EP 1808237 B1 EP1808237 B1 EP 1808237B1 EP 06000779 A EP06000779 A EP 06000779A EP 1808237 B1 EP1808237 B1 EP 1808237B1
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EP
European Patent Office
Prior art keywords
roll
strip
functional position
roller
stand
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.)
Active
Application number
EP06000779.6A
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German (de)
English (en)
Other versions
EP1808237A1 (fr
Inventor
Thomas Dipl.-Ing. Michelbrink
Dieter Dipl.-Ing. Baukloh
Andreas Dr. mont. Dipl.-Ing. Noé
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.)
BWG Bergwerk und Walzwerk Maschinenbau GmbH
Original Assignee
BWG Bergwerk und Walzwerk Maschinenbau GmbH
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 BWG Bergwerk und Walzwerk Maschinenbau GmbH filed Critical BWG Bergwerk und Walzwerk Maschinenbau GmbH
Priority to ES06000779.6T priority Critical patent/ES2446045T3/es
Priority to EP06000779.6A priority patent/EP1808237B1/fr
Priority to US11/648,405 priority patent/US7647882B2/en
Priority to CA002573282A priority patent/CA2573282A1/fr
Priority to KR1020070001266A priority patent/KR101324433B1/ko
Priority to CNB2007100017163A priority patent/CN100486718C/zh
Publication of EP1808237A1 publication Critical patent/EP1808237A1/fr
Application granted granted Critical
Publication of EP1808237B1 publication Critical patent/EP1808237B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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    • 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
    • B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
    • B05C1/04—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length
    • B05C1/08—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line
    • 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
    • B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
    • B05C1/04—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length
    • B05C1/08—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line
    • B05C1/0839—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line the work being unsupported at the line of contact between the coating roller and 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
    • B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
    • B05C1/04—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length
    • B05C1/08—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line
    • B05C1/0826—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line the work being a web or sheets
    • B05C1/083—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line the work being a web or sheets being passed between the coating roller and one or more backing rollers
    • 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
    • B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
    • B05C1/04—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length
    • B05C1/08—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line
    • B05C1/12—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line the work being fed round the roller

Definitions

  • the invention relates to a coil coating device for (continuously) coating strips, in particular metal strips,
  • the applicator head for applying (liquid) coating materials to a belt passing through the coating device, the applicator head having at least one application roller which applies the coating material to the belt and
  • the applicator head regularly has at least one pickup roller, which picks up the coating material and delivers it directly or indirectly to the applicator roller. If the supply of the coating material by immersion of the pickup roller in a container, it is also referred to as a scoop roller. If the applicator head only consists of the pick-up roller and the applicator roller, this is referred to as a two-roller head, with the pickup roller then simultaneously forming a metering roller.
  • the applicator head also means a so-called three-roller head, in which a metering roller or regulating roller is arranged between the pickup roller and the applicator roller.
  • a metering roller or regulating roller is arranged between the pickup roller and the applicator roller.
  • Both two-roll heads and three-roll heads can be designed for an opposite or concurrent driving style.
  • Coil coating devices are known in practice, in which the application head is arranged directly on the opposite side of the support roller, so that the coating takes place, as it were, against the support roller.
  • This has the advantage that the tape is properly supported during the coating process.
  • the coating material is applied not only on the tape to be coated, but also directly on the support roller, since the applicator roller of the applicator head for a perfect coating process is regularly wider than the tape to be coated.
  • Such contamination of the support roller which is also referred to as "drum” is particularly undesirable when changing the tape position on the support roller in the course of the passage. Because then it can lead to an unwanted back coating of the tape. The same applies to the case that paint or the like runs on the support roller.
  • the support roller with a coat or stocking of z. B. rubber which has a width which coincides with the width of the tape to be coated.
  • a disadvantage of such solutions is the fact that the jacket must be replaced when changing the bandwidth, so that a stoppage of the plant must be taken into account.
  • Coating devices for coating strips are out GB 888,972 or DE 8 707 411 known.
  • the invention is based on the object to provide a strip coating device of the type described above, which allows a perfect coating and at the same time flexible for different purposes and in particular different tape thicknesses, can be used.
  • the invention teaches in a generic coil coating apparatus for coating strips, in particular metal strips, that the application head either in a first functional position of the coil coating device (directly) in the support region of the support roller or in a second functional position of the coil coating device in a free band outside Supporting area of the support roller works on the belt.
  • the coating device according to the invention is thus characterized by a combined structure in which can be coated with one and the same application head in different functional positions of the device either against a support roller or against a free band under tape tension.
  • the support roller is assigned to at least one tensioning roller on the side of the belt opposite the application head. This tension roller may be arranged upstream or downstream of the support roller in the belt running direction at a predetermined distance.
  • the application head or its application roller then operates either in the first functional position of the belt coating device directly against the support roller or in the second functional position the belt coater in the free belt area between the backup roller and the tension roller on the belt.
  • the tensioning roller can thus be set essentially without function in the first functional position, while in the second functional position, in interaction with the support roller and the application head, it ensures the desired belt tension and proper guidance of the belt.
  • the application roller of the applicator head and the support roller are arranged to each other so that the distance between the surface of the applicator roller and the surface of the support roller (approximately) the thickness corresponds to the tape to be coated and consequently the applicator roll is applied directly with the interposition of the belt against the support roller.
  • Thick bands means in the invention z. B. tapes with a thickness of about 0.3 mm or more.
  • the distance between the surface of the applicator roll and the surface of the support roller and / or the surface of the tension roller in each case by a predetermined amount is greater than the thickness of the continuous belt.
  • this distance which should be greater than the strip thickness, is chosen to be relatively small, in order to achieve optimum fixation of the strip within the strip coating device.
  • Thin bands means within the scope of the invention z. B. Tapes with a thickness smaller than about 0.3 mm.
  • the invention proposes that the distance of the surface of the applicator roll from the surface of the support roller and / or the surface of the tension roller in the second functional position of the belt coater less than 20 mm, preferably as 10 mm z. B. is less than 5 mm.
  • a distance of 1 mm to 5 mm may be particularly useful.
  • said Distance is a maximum of 20 mm greater than the strip thickness, preferably at most 10 mm greater than the strip thickness, z. B. at most 5 mm larger than the strip thickness. In this respect, it may be expedient if the distance in about 1 mm to 5 mm greater than the strip thickness.
  • the band is guided in the second functional position in the coil coating device so that the wrap angle of the belt around the applicator roll is less than 40 °, preferably less than 30 °, z. B. 10 ° to 20 °.
  • the wrap angle depends on the one hand by the radii of the rollers and the distance between the support roller and the tension roller and on the other hand from the "immersion depth" of the applicator roller in the area between the support roller and the tension roller.
  • the support roller and the tension roller are arranged in or on a common roller frame, wherein the position of the support roller and / or the position of the tension roller within the roller frame for the change from a functional position in the other functional position is adjustable.
  • the tension roller and the support roller are each mounted rotatably or rotatably in a bogie, wherein the bogie itself is rotatably mounted within the roller frame.
  • the coating device can be transferred in a particularly simple manner quickly from the first functional position to the second functional position, namely by turning the bogie with its rollers by a corresponding angle of rotation.
  • the complex replacement of individual rolls is therefore not required.
  • Even a larger change in position of the applicator head is not required because the change of the functional position primarily by suitable positioning of the support roller and the tension roller, For example, by means of the bogie, takes place.
  • the bogie has at least two the support roller and the tension roller frontally interconnecting rotating arms.
  • the support roller and the tensioning roller are in each case mounted at the ends on the rotating arms, wherein the bogie is rotatable about an axis of rotation of the rollers arranged between the axes of rotation.
  • One or more rotary drives are preferably connected to the bogie, for example to one or both rotary arms.
  • the rotary actuators can be designed according to a further proposal of the invention as linear actuators, for example cylinder piston assemblies, which are either connected directly to the bogie, for example to the rotating arms or via at least one transmission lever to the bogie, for example to the rotating arms connected are.
  • a transmission lever is used here, then this can be designed as a crank or as a turntable, wherein the linear actuators then eccentrically attack on such a crank or turntable.
  • a perfect implementation of a linear drive movement in a rotary motion of the bogie for the purpose of switching from a functional position to the other functional position succeeds.
  • alternative drive concepts are also conceivable. So z. B. instead of linear drives with acting on the shaft electromotive drives optionally with the interposition of transmissions. It is also possible with z. B. hydraulic rotary actuators to work.
  • the cylinder piston arrangements forming the linear drives can be hydraulically acting, pneumatically acting or even electrically acting cylinder piston arrangements.
  • At least the tensioning roller (and possibly also the support roller) is rotatably mounted on a pivoting frame, wherein the tensioning roller with the pivoting frame for the change from a functional position to the other functional position is pivotable.
  • a pivoting frame may have at least two pivoting arms, wherein the tensioning roller is mounted on these pivoting arms, for example, at the end.
  • the tension roller In the first functional position in the coating against the support roller, the tension roller is thus swung out of the band area. If, on the other hand, it is intended to coat the strip under strip tension, then the tensioning roller is pivoted against the strip, while the supporting roller can basically remain in its position. Preferably, however, the position of the support roller is movable within the roller frame.
  • the support roller can be displaced, for example, guided on linear guides, and also via suitable drives, namely displacement drives.
  • the tensioning roller is pivoted about its own pivot axis of the pivoting frame, which is spaced from the axis of rotation of the support roller.
  • pivoting frame is as it were connected to the support roller, so that the tensioning roller is then pivoted about the support roller, namely by coinciding the pivot axis of the pivoting frame substantially with the axis of rotation of the support rollers.
  • pivot drives are connected to the pivoting frame, for example to the pivot arms.
  • These rotary actuators can also be designed as linear drives, for example cylinder piston arrangements, which can be connected directly or indirectly to the pivot arms.
  • the invention proposes that the pivot drives are connected to the tensioning roller opposite free end of the pivot lever, so that the pivot axis between the tension roller or tension roller bearing and articulation of the pivot drives is arranged.
  • the pivot drives between the support roller and the tension roller engage the pivot lever.
  • the embodiments of the invention described hitherto as preferred embodiments provide, in addition to the back-up roll, a tensioning roll, the application head then applying against the band in a functional position between the back-up roll and the tensioning roll.
  • the strip coating devices according to the invention are regularly part of a coil coating plant, which usually consists of several coil coating devices, wherein in particular a plurality of coil coating devices can be provided on the one hand an upper side and on the other hand, a lower side coil coating.
  • a coil coating plant which usually consists of several coil coating devices, wherein in particular a plurality of coil coating devices can be provided on the one hand an upper side and on the other hand, a lower side coil coating.
  • the described embodiments can be combined with each other.
  • the invention is based entirely on the recognition that a flawless strip coating with a flexibly suitable for a variety of applications strip coating device is possible if one and the same coil coating device can be operated optionally in different functional positions, on the one hand a coating against the backing roll and on the other hand, a coating against the Allow tape tension or against the free tape.
  • This is possible in a structurally particularly simple manner, for example, by the described rotary and / or pivoting racks, whereby it is possible to work with minimal adjustment paths of the associated application heads. This facilitates handling by operating on the devices operators.
  • the entire strip guide within a continuous pass in a coil coating system is not or only slightly influenced by the change of the functional positions, so that in particular the tape guide in the area downstream furnaces is not adversely affected.
  • Fig. 1 is shown in a schematic representation of a strip coating system for metal strips M, in which the metal strip M to be coated passes through a plurality of coil coating devices.
  • a first coating device 1 according to the invention for a top-side coating of the band M is shown.
  • a second coating device 2 is likewise arranged for a top-side coating, to which a third coating device 3 for a bottom-side coating directly in the strip running direction of the band connects.
  • the strip After passing through one or more of these coating devices 1, 2, 3, the strip enters an oven 4, with which the liquid applied coating materials are cured.
  • the band coated on the upper side and / or underside with the described coating devices 1, 2, 3 is the one in the upper left region of the Fig. 1 passes through further coating devices 1 ', 2', 3 'shown, in order to apply further coatings on the top side and / or bottom side.
  • Each of the coil coating devices 1, 2, 3, 1 ', 2', 3 ' has an application head 5 for applying liquid coating materials, for example paints, to the belt, wherein each application head 5 has at least one applicator roll 6 which applies the lacquer applying the tape.
  • the application heads 5 are designed as three-roller heads, which in addition to the actual applicator roller 6 have a pickup roller 7 and a metering roller 8 arranged between the pickup roller 7 and the applicator roller 6.
  • the pickup roller 7 picks up the coating material and delivers it via the metering roller 8 to the applicator roller 6.
  • the structure of these known application heads is exemplary in the Fig. 7a . 7b shown.
  • the entire application head 5 can be moved, so that, depending on the mode of operation, the respective application head 5 can be moved out of the band area or driven in the band area.
  • both top-side and bottom-side coating are to be carried out, this can be done with the application heads 5 of the coil coating devices 2, 3, while the application head 5 of the coil coating device 1 is moved out of the band area.
  • the optional coil coating devices 1 ', 2', 3 ' are optionally.
  • Each of the strip coating devices 1, 2, 1 ', 2' according to the invention has, on the side of the strip M opposite the application head 5, a support roller 9 which in the exemplary embodiment is looped around by a predetermined wrap angle by the strip to be coated.
  • the strip coating devices 1, 2 according to the invention are characterized in that the applicator head 5 can be used either in a first functional position of the strip coating device 1, 2 operates directly in the support region of the support roller 9 or in a second functional position of the coil coating device 1, 2 in a free band area outside the support region of the support roller 9 on the tape. This arises, for example, in a comparative analysis of Fig.
  • FIG. 2a and 2 B (or the Figure 7a . 7b ), which show, moreover, that the support roller 9 is additionally assigned a tension roller 10 on the side of the metal belt M opposite the application head 5.
  • Fig. 2a shows the coil coating device 1, 2 in a first functional position, in which the application head 5 is arranged directly in the support region of the support roller 9, so that the application roller 6 is supported against the support roller 9 with the interposition of the belt M to be coated.
  • This mode of operation lends itself in particular to the coating of thicker strips, in which a contamination of the support roller 9 is precluded by the then sufficient distance between the application roller 6 on the one hand and the support roller 9 on the other hand.
  • the strip coating device 1, 2 can be made of the type described in US Pat Fig. 2a (or 7a) illustrated first functional position in the in Fig. 2b (or 7b) show shown second functional position. It can be seen that the application head 5 or its Application roller 6 no longer works against the support roller 9, but against the strip tension, that is, the applicator roller 6 is in a free band area between the support roller 9 on the one hand and the tension roller 10 on the other hand against the tape. In this respect, the figures show that the distance a of the surface of the applicator roll 8 from the surface of the support roller 9 in the first functional position, for. B.
  • the distance a and b although larger than the strip thickness, are chosen to be relatively small in order to ensure optimum fixing or guiding of the strip.
  • the distances a and b may be less than 10 mm, if possible less than 5 mm.
  • the wrap angle ⁇ of the band M around the applicator roller 6 in the second functional position is less than 40 °, preferably less than 30 °.
  • the angle ⁇ is between 10 ° and 20 °. It can be adjusted by adjusting the immersion depth of the applicator roller 6 in the area between the support roller 9 and the tension roller 10.
  • the support roller 9 and the tension roller 10 are arranged according to the invention in a common roller frame 11, wherein the position of the support roller 9 and / or tension roller 10 is adjustable within this roller frame for the change from a functional position to the other functional position.
  • the position of the support roller 9 and / or tension roller 10 is adjustable within this roller frame for the change from a functional position to the other functional position.
  • FIGS. 3 to 6 show an embodiment of a coating apparatus 2 according to the invention, in which the tensioning roller 10 and the support roller 9 are each rotatably mounted in a bogie 12, this bogie 12 itself being rotatably mounted in the roller frame 11.
  • the coating device 2 is thus brought by rotation of the bogie 12 from the first functional position to the second functional position and vice versa, the bogie 12 has two the support roller 9 and the tension roller 10 frontally interconnecting rotating arms 13.
  • the Fig. 4 . 5 and 6 show the coating device 2 in accordance with in the first functional position Fig. 2a , wherein the band M itself and also the application head 5 are not shown in these figures.
  • the Fig. 3 shows the coating device 2 in the second functional position according to Fig. 2b , wherein here also the representation of the band M and the application head 5 has been omitted.
  • the figures also show that the support roller 9 and the tension roller 10 are respectively mounted on the end side of the rotary arms 13, wherein the bogie or its pivot arms 13 about a between the axes of rotation 14, 15 of the rollers 9, 10 arranged rotation axis 16 is rotatable.
  • a comparative analysis of the Fig. 2 to 6 makes it clear that in the course of turning the bogie 12, both the position of the support roller 9 and the position of the tension roller 10 is changed, since the axis of rotation 16 of the bogie 12 between the tension roller 10 and support roller 9 and its axes of rotation 15, 14 is arranged , The change of functional positions via rotary actuators 17, wherein Fig. 3 shows that each rotary arm 13 is assigned a respective rotary drive 17.
  • these rotary actuators 17 are not directly connected to the rotating arms 13, but rather are linear actuators, which are connected via a suitable transmission lever 18, 19 to the rotating arms 13.
  • Fig. 3 shows that the connection via such transmission lever 18, 19 is formed differently on the two sides of the rollers 9, 10.
  • Fig. 6 shows the right area according to Fig. 3 from the direction of arrow B, wherein here the transmission lever is designed as a crank 18, which converts the stroke of the cylinder piston assembly 17 in a rotational movement of a connecting shaft 20 which is connected to the rotary arm 13.
  • Fig. 5 the left portion of the rollers 9, 10 according to Fig. 3 from the direction of the arrow A, in which case the cylinder piston arrangement 17 is connected eccentrically to a turntable 19.
  • Fig. 5 shows the left portion of the rollers 9, 10 according to Fig. 3 from the direction of the arrow A, in which case the cylinder piston arrangement 17 is connected eccentrically to a turntable 19.
  • this turntable 19 has an opening 21 for a drive shaft 22 of the support roller 9, wherein a corresponding rotary drive 23 for the support roller 9 can be flange-mounted on this drive shaft 22. This is in Fig. 3 merely hinted.
  • Fig. 1 indicated that the coating device 2 described in detail for the top-side coating of the strip immediately downstream of a conventional coating device 3, which allows a bottom-side coating of the tape.
  • a conventional coating device 3 in which the applicator head 5 from the underside of the belt against the belt M works without here a backup roller is provided.
  • This application head 5, like the other application heads 5, can be moved, so that it can be moved out of the area of the belt if it is desired to dispense with underside coating.
  • the application roller 6 of this supplementary application head 5 is indicated in a functional position, in which a complementary underside coating of the tape takes place.
  • a supplementary auxiliary roller 24 is provided, which in Fig. 2b is indicated and against the tape is movable.
  • this auxiliary roller 24 is arranged raised and lowered on the roller frame 11 of the coating device 2, wherein the auxiliary roller 24 is rotatably mounted on a carrier 25, which carrier 25 guided on linear guides 26 and 27 movable by means of a cylinder piston assembly connected to the carrier , namely, can be raised and lowered.
  • FIGS. 2 to 6 an embodiment of the invention using the example of the second coating device 2 according to Fig. 1 show, it is in the arranged below the first coating device 1 according to Fig. 1 a modified embodiment of the invention in which the tension roller 10 and the support roller 9 are not moved together in a bogie, but in which the tension roller 10 is rotatably mounted on a pivot frame 28, wherein the tension roller 10 with this pivot frame 28 for the change out the first functional position is pivoted into the second functional position relative to the support roller 9.
  • This modified embodiment is described in detail in FIGS Fig. 7a . 7b and 8th shown.
  • Fig. 7a shows the coating apparatus 1 in the first functional position, in which the application head 5 operates directly against the support roller 9.
  • the tensioning roller 10 is pivoted out of the area of the metal strip M with the aid of the pivoting frame 28.
  • pivot drives 30 are connected to the pivot arms 29, which are designed as cylinder piston arrangements.
  • These rotary actuators or cylinder piston assemblies 30 are on the one hand pivotally connected to the roller frame and on the other hand pivotally connected to the pivot lever.
  • the tensioning roller 10 is mounted end on one side of the pivot axis 36, while the pivot drives 30 are connected end to the other end of the pivot arms 29, so that the pivot axis 36 between the rotation axis 15 and the tension roller 10 and the pivot point of the pivot drives 30 is arranged ,
  • the band coating device 1 from the in Fig. 7a shown first functional position in the in Fig. 7b transfer illustrated second functional position.
  • the pivoting frame 28 is pivoted by means of the pivoting drives 30 and thus the tensioning roller 10 is pivoted against the metal belt M.
  • FIG. 7a and 7b in that the application head 5 is advanced by a small amount in its linear guide 31 by means of a drive 32 against the belt.
  • the application head 5 presses with its application roller 6 between the back-up roller 9 and tensioning roller 10 against the metal strip M.
  • FIG. 7a and 7b shows a comparative analysis of Fig. 7a and 7b in that, in addition, the support roller 9 has been lowered within the roller frame 11 by a predetermined amount.
  • the support roller 9 is rotatably mounted on a lifting frame 33, which can be raised or lowered in a lifting drive 34.
  • the lifting drive 34 is also designed as a cylinder piston assembly.
  • the lifting frame 33 is guided via linear guides on guide rails 35 of the roller frame 11.

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Claims (15)

  1. Dispositif de revêtement de bande (1, 2) pour le revêtement de bandes, en particulier de bandes métalliques (M),
    comportant au moins une tête d'application (5) pour l'application de matériaux de revêtement sur une bande passant dans le dispositif de revêtement (1, 2), la tête d'application (5) présentant au moins un rouleau d'application (6) qui applique le matériau de revêtement sur la bande (M) et
    au moins un cylindre d'appui (9) disposé sur le côté opposé à la tête d'application (5) de la bande ainsi qu'au moins un cylindre tendeur (10) disposé sur le côté opposé à la tête d'application (5) de la bande (M),
    la tête d'application (5) travaillant sur la bande au choix soit dans une première position fonctionnelle du dispositif de revêtement de bande (1, 2) dans la zone d'appui du cylindre d'appui (9), soit dans une seconde position fonctionnelle du dispositif de revêtement de bande (1, 2) dans une partie dégagée de la bande entre le cylindre d'appui (9) et le cylindre tendeur (10),
    caractérisé en ce que
    le cylindre d'appui (9) et le cylindre tendeur (10) sont disposés dans un châssis à cylindres commun (11), la position du cylindre d'appui (9) et du cylindre tendeur (10) dans le châssis à cylindres (11) étant réglable pour le passage d'une position fonctionnelle à l'autre position fonctionnelle.
  2. Dispositif selon la revendication 1, caractérisé en ce que la distance (a) entre la surface du rouleau d'application (6) et la surface du cylindre d'appui (9), dans la première position fonctionnelle, par exemple pour revêtir des bandes épaisses, équivaut approximativement à l'épaisseur de la bande à revêtir (M),
    la distance (a, b) entre la surface du cylindre d'appui (9) et/ou la surface du cylindre tendeur (10), dans la seconde position fonctionnelle, par exemple pour revêtir des bandes minces, est supérieure dans une mesure déterminée à l'épaisseur de la bande à revêtir.
  3. Dispositif selon la revendication 2, caractérisé en ce que la distance (a, b) entre la surface du rouleau d'application (6) et la surface du cylindre d'appui (9) et/ou la surface du cylindre tendeur (10), dans la seconde position fonctionnelle du dispositif de revêtement de bande (1, 2), est inférieure à 20 mm, de préférence inférieure à 10 mm, par exemple inférieure à 5 mm.
  4. Dispositif selon une des revendications 1 à 3, caractérisé en ce que l'angle d'enroulement (α) de la bande (M) autour du rouleau d'application (6) dans la seconde position fonctionnelle est inférieur à 40°, de préférence inférieur à 30°, par exemple 10° à 20°.
  5. Dispositif selon une des revendications 1 à 4, caractérisé en ce que le cylindre tendeur (10) et le cylindre d'appui (9) s'appuient respectivement en rotation dans un berceau rotatif (12), le berceau rotatif (12) s'appuyant lui-même en rotation dans le châssis à cylindres (11).
  6. Dispositif selon la revendication 5, caractérisé en ce que le berceau rotatif (12) présente au moins deux bras rotatifs (13) reliant entre eux le cylindre d'appui (9) et le cylindre tendeur (10).
  7. Dispositif selon la revendication 6, caractérisé en ce que le cylindre d'appui (9) et le cylindre tendeur (10) s'appuient respectivement au bout des bras rotatifs (13) et que le berceau rotatif (12) peut tourner autour d'un axe de rotation (16) disposé entre les axes de rotation (14, 15) des cylindres (9, 10).
  8. Dispositif selon une des revendications 5 à 7, caractérisé en ce qu'une ou plusieurs commandes rotatives (17) sont raccordées au berceau rotatif (12), par exemple à un ou plusieurs bras rotatifs (13).
  9. Dispositif selon la revendication 8, caractérisé en ce que les commandes rotatives (17) se présentent sous forme de commandes linéaires, par exemple d'agencements de cylindres et pistons, qui sont raccordées directement ou du moins par un levier de transmission (18, 19) aux bras rotatifs (13).
  10. Dispositif selon la revendication 9, caractérisé en ce que le levier de transmission se présente sous forme d'une manivelle (18) ou d'un disque rotatif (19).
  11. Dispositif selon une des revendications 1 à 4, caractérisé en ce qu'au moins le cylindre tendeur (10) s'appuie en rotation dans un châssis pivotant (28), le châssis pivotant (28) s'appuyant en pivotement dans le châssis à cylindres (11) et le cylindre tendeur (10) pouvant pivoter avec le châssis pivotant (28) pour passer d'une position fonctionnelle à l'autre position fonctionnelle.
  12. Dispositif selon la revendication 11, caractérisé en ce que le châssis pivotant (28) présente au moins deux bras pivotants (29) qui peuvent pivoter pour changer de position fonctionnelle avec le cylindre tendeur (10), le cylindre tendeur (10) s'appuyant sur ces bras pivotants (29).
  13. Dispositif selon la revendication 11 ou 12, caractérisé en ce qu'au châssis pivotant (28), par exemple à un ou plusieurs bras pivotants (29), une ou plusieurs commandes pivotantes (30) sont raccordées.
  14. Dispositif selon la revendication 13, caractérisé en ce que les commandes pivotantes (30) se présentent sous forme de commandes linéaires, par exemple d'agencements de cylindres et pistons.
  15. Dispositif selon une des revendications 12 à 14, caractérisé en ce que le cylindre d'appui (9) est guidé de manière mobile dans le châssis à cylindres (11), par exemple de manière à pouvoir monter et descendre.
EP06000779.6A 2006-01-14 2006-01-14 Appareil de revêtement de bandes Active EP1808237B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
ES06000779.6T ES2446045T3 (es) 2006-01-14 2006-01-14 Dispositivo de revestimiento de bandas
EP06000779.6A EP1808237B1 (fr) 2006-01-14 2006-01-14 Appareil de revêtement de bandes
US11/648,405 US7647882B2 (en) 2006-01-14 2006-12-29 Strip coating device
CA002573282A CA2573282A1 (fr) 2006-01-14 2007-01-04 Dispositif de revetement de bandes
KR1020070001266A KR101324433B1 (ko) 2006-01-14 2007-01-05 스트립 코팅 장치
CNB2007100017163A CN100486718C (zh) 2006-01-14 2007-01-12 条带涂布设备

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP06000779.6A EP1808237B1 (fr) 2006-01-14 2006-01-14 Appareil de revêtement de bandes

Publications (2)

Publication Number Publication Date
EP1808237A1 EP1808237A1 (fr) 2007-07-18
EP1808237B1 true EP1808237B1 (fr) 2013-12-25

Family

ID=36350425

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06000779.6A Active EP1808237B1 (fr) 2006-01-14 2006-01-14 Appareil de revêtement de bandes

Country Status (6)

Country Link
US (1) US7647882B2 (fr)
EP (1) EP1808237B1 (fr)
KR (1) KR101324433B1 (fr)
CN (1) CN100486718C (fr)
CA (1) CA2573282A1 (fr)
ES (1) ES2446045T3 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5063385B2 (ja) * 2008-01-23 2012-10-31 キヤノン株式会社 液体塗布装置およびインクジェット記録装置
JP5453999B2 (ja) * 2008-08-26 2014-03-26 Ｊｆｅスチール株式会社 ロール式コーター装置および塗装金属帯の製造方法
WO2010128903A1 (fr) 2009-05-04 2010-11-11 Husqvarna Ab Scie à fil et procédé de reconfiguration d'une scie murale en scie à fil
DE102015117201A1 (de) 2015-10-08 2017-04-13 Bwg Bergwerk- Und Walzwerk-Maschinenbau Gmbh Verfahren und Anlage zum kontinuierlichen Herstellen von Verbundbändern oder -blechen

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US221403A (en) * 1879-11-11 Improvement in machines for lining straw-board
US1112812A (en) * 1914-01-31 1914-10-06 Elie W Labombarde Gluer for tray-box machines.
DE1120950B (de) * 1958-05-10 1961-12-28 Jagenberg Werke Ag Vorrichtung zum Aufbringen schichtbildender Fluessigkeiten auf Werkstoffbahnen
EP0290703A1 (fr) * 1987-04-16 1988-11-17 Triatex International Ag Procédé permettant d'apporter des liquides de traitement sur des matières textiles en bandes
CN2112456U (zh) * 1992-01-14 1992-08-12 中国包装进出口总公司株洲包装厂 一种滚涂式涂布机
IT1282420B1 (it) * 1995-06-01 1998-03-23 Favretto Tubetti Srl Procedimento ed apparato di impregnazione con colla di una pluralita' di nastri continui
US5985028A (en) * 1997-09-12 1999-11-16 Henkel Corporation Coating apparatus
US6578789B1 (en) * 1998-08-04 2003-06-17 Sms Schloemann-Siemag Aktiengesellschaft Deflection method and deflection device for a strip, especially a metal strip
KR100480419B1 (ko) * 2002-11-05 2005-03-31 이상영 스트립의 저장 및 배출장치

Also Published As

Publication number Publication date
EP1808237A1 (fr) 2007-07-18
KR20070076428A (ko) 2007-07-24
ES2446045T3 (es) 2014-03-06
KR101324433B1 (ko) 2013-10-31
CN100998973A (zh) 2007-07-18
CN100486718C (zh) 2009-05-13
US7647882B2 (en) 2010-01-19
CA2573282A1 (fr) 2007-07-14
US20070163492A1 (en) 2007-07-19

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