EP2213475B1 - Dispositif d'estampage et procédé - Google Patents

Dispositif d'estampage et procédé Download PDF

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Publication number
EP2213475B1
EP2213475B1 EP10000830A EP10000830A EP2213475B1 EP 2213475 B1 EP2213475 B1 EP 2213475B1 EP 10000830 A EP10000830 A EP 10000830A EP 10000830 A EP10000830 A EP 10000830A EP 2213475 B1 EP2213475 B1 EP 2213475B1
Authority
EP
European Patent Office
Prior art keywords
embossing
corner
film
embossing device
straight
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
EP10000830A
Other languages
German (de)
English (en)
Other versions
EP2213475A2 (fr
EP2213475A3 (fr
Inventor
Helmut Högl
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.)
Leonhard Kurz Stiftung and Co KG
Original Assignee
Leonhard Kurz Stiftung and Co KG
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 Leonhard Kurz Stiftung and Co KG filed Critical Leonhard Kurz Stiftung and Co KG
Priority to PL10000830T priority Critical patent/PL2213475T3/pl
Publication of EP2213475A2 publication Critical patent/EP2213475A2/fr
Publication of EP2213475A3 publication Critical patent/EP2213475A3/fr
Application granted granted Critical
Publication of EP2213475B1 publication Critical patent/EP2213475B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
    • B44B5/00—Machines or apparatus for embossing decorations or marks, e.g. embossing coins
    • B44B5/0071—Machines or apparatus for embossing decorations or marks, e.g. embossing coins which simultaneously apply a decorative material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
    • B44B5/00—Machines or apparatus for embossing decorations or marks, e.g. embossing coins
    • B44B5/0004—Machines or apparatus for embossing decorations or marks, e.g. embossing coins characterised by the movement of the embossing tool(s), or the movement of the work, during the embossing operation
    • B44B5/0019—Rectilinearly moving embossing tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
    • B44B5/00—Machines or apparatus for embossing decorations or marks, e.g. embossing coins
    • B44B5/0052—Machines or apparatus for embossing decorations or marks, e.g. embossing coins by pressing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44B—MACHINES, APPARATUS OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
    • B44B5/00—Machines or apparatus for embossing decorations or marks, e.g. embossing coins
    • B44B5/02—Dies; Accessories
    • B44B5/028—Heated dies
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
    • B44C1/00—Processes, not specifically provided for elsewhere, for producing decorative surface effects
    • B44C1/16—Processes, not specifically provided for elsewhere, for producing decorative surface effects for applying transfer pictures or the like
    • B44C1/165—Processes, not specifically provided for elsewhere, for producing decorative surface effects for applying transfer pictures or the like for decalcomanias; sheet material therefor
    • B44C1/17—Dry transfer
    • B44C1/1712—Decalcomanias applied under heat and pressure, e.g. provided with a heat activable adhesive
    • B44C1/1729—Hot stamping techniques

Definitions

  • the invention relates to a device and a method for embossing a transfer layer of a strip-shaped embossing film on opposite corners of a plate element.
  • Panel elements made of medium-density wood fiber boards so-called MDF boards (Medium Density Fiberboard), or high-density fiberboard, so-called HDF boards (High Density Fiberboard)
  • MDF boards Medium Density Fiberboard
  • HDF boards High Density Fiberboard
  • edge protection at least in the field of view either for the purpose of sealing the open edge of the wood fiber board against the ingress of moisture and / or for the purpose of decorating the wood fiber board edge, which is usually made with a decorative film.
  • This decorative film is provided as a transfer layer of a stamping foil.
  • a device for embossing a transfer layer of a strip-shaped embossing foil on the narrow side of the plate element delimiting a plate element is known for example from US Pat DE 102 16 139 C1 known.
  • this known embossing device it is possible with high cycle speeds, ie high cycle numbers, to characterize plate elements on their narrow sides with the transfer layer of a strip-shaped embossing foil.
  • the respective plate element is formed with rounded corners having a small radius, additional steps are required in order to to fix the transfer layer sections at the said corners. This reduces the clock speed.
  • the invention has for its object to provide an embossing device of the type mentioned, with which it with high productivity, d. H. With a large embossing speed and high cycle rates, it is possible to characterize possibly a small radius owning corners of a plate element with a transfer layer of a strip-shaped embossing foil.
  • each plate element seen opposite one another at its end faces in the transport direction one behind the other a first corner portion, a straight portion and a Having second corner portion and the plate elements are rotated after a pass through 90 ° and the process steps a) to d) are repeated until all corner sections and straight sections are embossed.
  • the proposed embossing device may have a particularly simple structure.
  • the embossing device according to the invention and the method according to the invention can be used for applying a primer layer for subsequent wet painting as well as for the subsequent application of the end decoration. But it is also possible to apply the final decoration immediately.
  • Hot stamping foils consisting of a transfer layer arranged on a carrier film are preferably used, in particular for the application of a primer layer, which is generally applied directly to the wood surface. It is achieved in comparison to wet paint in an advantageous manner that much less paint material is needed, as compared to the wet, deeply penetrating and absorbed by the wood paint a dry hot stamping film lacquer layer is glued only on the wood surface, covering them over the entire surface and practical does not penetrate deeper into the wood fibers.
  • feature c) provides downstream of the line embossing device, by means of the corner embossing device, the second corner portion of the plate member and the first corner portion of the downstream adjacent plate member and then the first corner portion of the plate member and the second corner portion of the upstream adjacent plate member are embossed ,
  • the corner embossing follows directly on the line embossing and simultaneously two corners are embossed, the cycle time for coating the plate elements is significantly reduced.
  • the corner embossing is integrated into a machine production line, ie there is an inline embossing of the various edge sections.
  • the embossing process can be highly automated and continuous on all end-side edge surfaces of the plate elements guided in the production line, preferably without additional separate individual edge coating with separate film feed.
  • the mentioned individual stations of the production line, ie the film feed device, the straight line embossing device, the corner embossing device and the residual film removal device can, but need not be used directly one behind the other. There may also be other stations in between.
  • one or more collection devices and / or one or more corner embossing devices may be provided if the processing or transport speed is so high that and / or retracting the collection device and / or the corner embossing device within the time available is no longer possible without problems.
  • Edge surfaces may each be formed at right angles to the top or at an angle to the top of the plate member and optionally also be chamfered or stepped or rounded or curved.
  • the end faces can be configured constant over their length or else varied.
  • the straight line embossing device and / or the corner embossing device can be heated.
  • cold glue such as a radiation-activated adhesive. It may be, for example, a UV-curable adhesive.
  • the corner embossing device has at least one embossing punch, which can be moved from a starting position into a working position, in which it engages in the space between two adjacent plate elements. It is therefore possible that two corners are embossed simultaneously with an embossing stamp. But it is also possible to provide an embossing die which is displaceable parallel to the transport path, and first stamps the one corner and then the other corner. Further, two embossing dies can be provided, each stamping one of the corners in parallel.
  • the corner embossing device has at least one embossing punch that is adjustable in width.
  • the embossing stamp is resilient, ie elastically adjustable in width.
  • the embossing area of the embossing stamp may have silicone rubber at least on its surface. Also, by the elasticity of the silicone rubber or other material with similar properties, in particular with regard to the elasticity and the thermal conductivity, slight tolerances in the part intervals can be compensated.
  • the die is made of silicone rubber.
  • the embossing die is heated. In this case, heating from the interior of the embossing stamp forth or from the outside via radiant heat is possible.
  • the die can be connected to a drive device.
  • the drive device can serve to extend and extend the embossing die transversely to the transport direction.
  • This or an additional drive device can also serve to carry, d. H. in order to move the embossing punch relative to it during the continuous transport of the plate elements so that it is possible to move the embossing punch into and out of the space between two plate elements at a relative speed to the clearance space of almost or equal to zero.
  • the drive device may advantageously be a linear drive device. It may be, for example, a hydraulic, pneumatic or electric drive device.
  • the embossing device is designed as a turret.
  • the turret can be equipped with different embossing dies and / or be provided to always provide an embossing die with set temperature.
  • embossing device any embossing device may be provided which is formed with a movable die, which advantageously has two embossing surfaces which are formed complementary to the two opposite embossing corners of the plate member.
  • the film feeding device has a catchment element, which can be moved from a starting position into a working position, in which it engages in the spacing space between two adjacent plate elements.
  • the device components A) to D) may be provided in a double number arranged opposite to each other.
  • the production time for the coating of the end faces of the plate elements can be further reduced because opposite end side sections can now be coated or embossed simultaneously.
  • the length of the film loop is at least as large as the sum of twice the side length of the two opposite corners of the adjacent plate elements and the distance between the two opposite end faces of said plate elements.
  • a safety allowance in the range of 5 to 15% should be provided to accommodate pitch distance tolerances and positional tolerances of the plate elements compensate.
  • the pitch of the plate elements on the conveyor belt and / or the distance between the embossing devices or between the corner embossing device and the residual film removal device is selected so that the embossing film is cooled to the extent before performing a subsequent processing step, that a minimum adhesion strength of the transfer layer of the stamping foil is achieved on the embossed edge region of the plate element.
  • the transfer layer is not or only partially detached or embossed from the carrier film and thus a different mechanical behavior of the embossing film is to be expected in particular on the residual film removal device. For example, a sudden change in the withdrawal behavior of the remaining film may occur, for which a compensation mechanism can be provided on the residual film removal device, which compensates for these jerky changes and thus a uniform removal of the remaining film can be achieved.
  • the plate elements are arranged with a constant pitch, possibly with only small tolerances. In versions with varying pitch, preferably corresponding compensation devices are used.
  • a plurality of stacked plate elements form a stack and the stacks are stored at a constant pitch on the conveyor belt. That way is a further reduction of the effective cycle time possible, with only higher dies for processing a stamping foil whose width corresponds to the height of the stack, are provided.
  • the film feeding device and / or the corner embossing device are moved out of a starting position out synchronously with the transport speed of the conveyor belt and then return to the starting position.
  • the Fig. 1a and 1b show in a schematic representation of an embossing device 1 for embossing the edge surfaces or end faces of sheet-like plate elements 12 with a strip-shaped stamping foil 14.
  • the end faces to be embossed are formed on the circumferential end faces of the sheet-like plate elements 12 straight sections 12g and corner sections 12e.
  • the embossing film is preferably formed as a hot stamping foil, which consists essentially of a carrier foil and a transfer layer arranged thereon, wherein the transfer layer is coated on its outside with a hot melt adhesive and preferably a release layer is arranged between the carrier foil and the transfer layer.
  • the Transfer layer may form, for example, a primer layer or a decorative layer on the edge surfaces of the plate member 12.
  • the width of the stamping foil is approximately between 2 mm and 100 mm, preferably between 10 mm and 40 mm.
  • the plate elements 12 are in the in Fig. 1a and 1b shown example stored at a constant distance on a conveyor belt 11, with the aid of which they are passed to processing stations of the embossing device 1.
  • the plate elements 12 can by Fig. 1 A and 1b clamping devices, not shown, be fixed on the conveyor belt.
  • the conveyor belt may be, for example, a chain belt with detents.
  • the plate elements 12 may be, for example, panels made of wood or wood molding materials, the z. B. are coated on their upper side with decorative film.
  • MDF boards Medium Density Fiberboard
  • HDF boards High Density Fiberboard
  • the end faces of the straight portion 12g of the plate member 12 and the end faces of the corner portions 12e of the plate member 12 adjacent to the straight portion 12g are provided with the transfer layer.
  • These end surfaces to be embossed can each be formed at right angles to the top or at an angle to the top of the plate element 12 and, if appropriate, also be chamfered or stepped or rounded or arched. You can be formed constant but also varying over their longitudinal extent.
  • the stamping foil 14 is, as in FIG. 1 a recognizable, supplied from a supply roll 13 via a guide roller 15 of a first processing stations.
  • the transport direction is indicated by an arrow S.
  • the first processing station is a film feed device 16.
  • the film feed device 16 has in the in Fig. 1a / 1b illustrated embodiment, a trained as a roller feeder element 16e and 16e ', which is perpendicular to the transport direction of the conveyor belt 11 from a starting position (feeder element 16e') in a working position (feeder element 16) movable and in the working position in between the end faces of two adjacent plate elements 12 engages trained spacing space.
  • the draw-in element 16e pulls the embossing foil 14 in a loop shape into the spacing space, wherein the loop length is at least as large as the sum of twice the arc length of the two opposite corners of the adjacent plate elements 12 and the distance of the two opposite end faces of said plate elements.
  • the feeder element 16e After forming the loop of the embossing foil 14, the feeder element 16e returns to its initial position (feeder element 16e '). The film loop remains loose.
  • a second processing station which is located downstream (arrow S) behind the first processing station, is formed as a straight line embossing device 17 in which the embossing film 14 is pressed with the hot-adhesive-coated side of the transfer layer under heat on the end face of the straight section 12g of the plate member 12.
  • the hot melt adhesive melts and the transfer layer of the stamping foil 14 with the end face of the straight section 12 g of the plate member 12 is permanently connected.
  • the adhesion of the hot melt adhesive on the end face of the straight portion 12g of the plate member 12 after cooling is higher than the adhesion of the transfer layer on the carrier film of the embossing film 14.
  • the straight line embossing device 17 consists of a conventional triangular configuration of an embossing belt circulating around two support rollers and a guide roller. The entrainment of the collection device 16 at the same speed as the moving plate elements 12 must be carried out until the embossing foil 14 is permanently connected to the plate element 12 by means of the straight line embossing device 17 on the straight line section 12g.
  • a third processing station located downstream of the second processing station is formed as a corner embossing device 18.
  • the corner embossing device 18 is in the in Fig. 1b illustrated embodiment as a heated die 18p or 18p 'formed perpendicular to the transport direction of the conveyor belt 11 from a starting position (die 18p') in a working position (Embossing stamp 18p) is movable and engages in the working position in the formed between the end faces of two adjacent plate members 12 distance space.
  • the embossing punch 18p has two arc-shaped embossing sections which are opposite one another and which are designed as flutes which are congruent with the circular-arc-shaped corner sections of the plate elements 12 to be embossed.
  • the embossing stamp 18p is formed symmetrically, as in FIG Fig. 1b shown. However, it can also be provided that the embossing stamp is formed asymmetrically in order to emboss plate elements with differently shaped corner sections.
  • the embossing stamp 18p must also be carried along with the plate elements 12 at the same speed as the moving plate elements 12, so that the embossing stamp 18p always remains at the same relative position to the plate elements 12 in its working position (embossing stamp 18p ) can characterize the two corner sections to be embossed.
  • the entrainment of the embossing punch 18p at the same speed as the moving plate elements 12 must be carried out until the embossing process is completed.
  • the embossing process generally takes between 0.25 and 2 seconds.
  • a film removal device 19 Downstream of the corner embossing device 18, as in FIG. 1b recognizable, arranged a film removal device 19 with a film release roller 19a, which also serves as a deflection roller.
  • a residual film 14r remaining after the stamping of the plate element 12 is drawn off from the transfer layer impressed on the plate element 12 and wound onto a take-up roll 20. At the same time remaining portions of the transfer layer are removed with the remaining carrier film, which have not been stamped and are therefore not detached from the carrier film.
  • the distances between the embossing devices 17 and 18 or between the corner embossing device 18 and the film release device 19 are selected so that the hot melt is cooled to the extent that the transfer layer firmly adheres to the end face of the plate member 12 before performing the following processing step.
  • the cooling of the hot melt adhesive is generally sufficient after a very short time, especially after a few seconds.
  • the Fig. 2 shows a second embodiment of the corner embossing device 18.
  • the corner embossing device 18 has an embossing stamp 18p with a circular cross-section, which is formed of an elastic material, for example of an elastomer, such as silicone rubber.
  • an elastomer such as silicone rubber.
  • the surface of the embossing punch 18p adapts to the corner geometry of the plate element 12 due to its elasticity. As mentioned earlier in Fig.
  • the die 18p is formed as a heated die 18p or 18p ', which is perpendicular to the transport direction of the conveyor belt 11 from a starting position (die 18p') in a working position (punch 18p) movable and in the working position in between the Front sides of two adjacent plate elements 12 formed spaced space engages. It can also be provided to form the embossing stamp 18p as a roll, so that a possible permanent deformation of the surface of the embossing stamp 18p is avoided by rotation of the embossing stamp 18p.
  • Fig. 3 shows a third embodiment of the corner embossing device 18. While in the embodiments described above ( Fig. 1 and 2 ) have the corner portions 12 e of the plate elements 12 an arcuate course, have the in Fig. 3 shown plate elements 12 rectilinear beveled corner portions 12e, wherein the edges of the corner portions may have a small radius of curvature, for example in the range of 0.5 to 1.5 mm. Accordingly, the die 18p is as in Fig. 1b formed further above stamping die, with the difference that its two embossing surfaces are formed as a flat punch surfaces which are arranged congruent to the corner portions 12e of two adjacent plate elements 12. As mentioned earlier in Fig.
  • the die 18p is formed as a heated die 18p or 18p ', which is perpendicular to the transport direction of the conveyor belt 11 from a starting position (die 18p') in a working position (punch 18p) movable and in the working position in between the Front sides of two adjacent plate elements 12 formed spaced space engages.
  • the 4 and 5 show embodiments in which the distance between adjacent plate elements 12 is greater than in the in Fig. 1 to 3 illustrated embodiments is.
  • the die 18p of the embossing tool 18 is now as an elastic body, for example as elastic Roll formed and movably mounted in two mutually perpendicular directions, so that it is perpendicular to the transport direction of the conveyor belt 11 from a starting position (stamp 18p ') in a working position (stamp 18p) and the other parallel to the transport direction of the conveyor belt 11 of a first Working position (embossing stamp 18) in a second working position (stamping 18 ") is movable, as already above in Fig. 1 described, the die 18p is formed as a heated die, which engages in the working position in the formed between the end faces of two adjacent plate members 12 distance space.
  • the corner portions 12e of the plate member 12 are as in Figs Fig. 1a / 1b and 2 illustrated embodiments designed as rounded corner sections.
  • two embossing devices 18 are provided, each one perpendicular to the surface of the straight bevelled corner of a plate member 12 from a starting position (die 18p ') in a working position (die 18p) are movably mounted.
  • the die 18p is formed as a heated punch, which engages in the working position in the formed between the end faces of two adjacent plate members 12 distance space.
  • the plate members 12 are shown for simplicity only with two to be embossed corner portions 12e. In practical operation, however, it may preferably be plate elements with four to be embossed corner portions 12e, which are preferably rectangular in shape. It may further be provided, rectangular plate elements 12 so on the Store conveyor belt 11, that it is not in the straight section 12g between two to be embossed corner sections as in the Fig. 1 to 5 is the longer side, but the shorter side of the rectangle, so that the processing time is minimized taking into account the required cooling time.
  • Fig. 6 is a corner embossing devices 18 exhibiting portion of such an embodiment of the embossing device 1 according to the invention.
  • the corner embossing devices 18 correspond to those in FIG Fig. 5 illustrated corner embossing devices, with the difference that instead of two four corner embossing devices 18 are now provided.
  • the straight line sections 12f arranged at right angles to the straight line sections 12g can be coated with embossing foil before or after carrying out the method according to the invention by means of one or more additional straight line embossing devices or devices 17. As a result, overlaps may occur between these stamping foil and the embossed foil 14 imprinted on the corner sections 12e in the past or later. It can also be provided to coat the plate elements 12 as a whole in the embossing device according to the invention in several passes, wherein they are rotated by 90 ° after the first pass and then, for example, only the straight line sections 12f or the straight line sections 12f and an adjacent corner section 12e are coated ,
  • Fig. 7 a portion of the corner embossing device 18 exhibiting portion of a third embodiment of the embossing device 1 according to the invention is shown.
  • the corner embossing device 18 corresponds to the in Fig. 5 illustrated corner embossing devices, with the difference that only one instead of two corner embossing devices 18 is provided.
  • a particularly inexpensive embossing device 1 is provided, but now four passes of the plate member 12 are required for processing all four end faces of the plate member, and wherein after each pass, the plate member 12 is rotated by 90 °: In this way, in a single passage each Straight line section 12f and 12g and a corner portion 12e coated.
  • the embossing dies 18p shown in the aforementioned embodiments may be formed, for example, as an embossing stamp on a turret.
  • the turret can be provided in order to provide, by continuous change, in each case an embossing stamp which has been heated to the desired temperature and / or to provide differently shaped embossing dies.
  • It can also be provided in width adjustable dies, which are adjustable using different Wirkroze, for example, hydraulically, pneumatically or with electromagnetic control elements.

Claims (15)

  1. Dispositif d'estampage servant à estamper une couche de transfert d'un film d'estampage (14) en forme de bande sur des côtés frontaux d'éléments formant panneaux (12) plats,
    sachant qu'on prévoit que plusieurs éléments formant panneaux (12) plats peuvent être disposés à distance les uns derrière les autres sur une bande de transport (11),
    sachant que chaque élément formant panneau (12) présente au niveau de ses côtés frontaux deux sections d'angle raccordées par une section droite,
    caractérisé en ce
    que A) un dispositif d'introduction de film (16) est disposé en aval derrière un rouleau d'approvisionnement (13) pour le film d'estampage (14), lequel dispositif introduit ledit film d'estampage dans un espace d'écartement réalisé entre deux éléments formant panneaux adjacents disposés l'un derrière l'autre,
    que B) un dispositif d'estampage droit (17) est disposé en aval derrière le dispositif d'introduction de film (16),
    que C) un dispositif d'estampage en angle (18) est disposé en aval derrière le dispositif d'estampage droit (17), et
    que D) un dispositif de retrait de film restant (19) est disposé en aval derrière le dispositif d'estampage en angle (18).
  2. Dispositif d'estampage selon la revendication 1,
    caractérisé en ce
    que les éléments formant panneaux (11) peuvent être disposés à une distance de séparation constante.
  3. Dispositif d'estampage selon l'une quelconque des revendications précédentes,
    caractérisé en ce
    que le dispositif d'estampage en angle (18) présente au moins un poinçon d'estampage (18p) qui peut être déplacé d'une position de départ (18p') dans une position de travail, dans laquelle ledit poinçon vient en prise avec l'espace d'écartement entre deux éléments formant panneaux (12) adjacents.
  4. Dispositif d'estampage selon la revendication 3,
    caractérisé en ce
    que le poinçon d'estampage (18p) peut être ajusté dans la largeur.
  5. Dispositif d'estampage selon l'une quelconque des revendications 3 ou 4,
    caractérisé en ce
    que la zone d'estampage du poinçon d'estampage (18p) présente au moins au niveau de sa surface un caoutchouc en silicone.
  6. Dispositif d'estampage selon l'une quelconque des revendications 3 ou 4 ou 5,
    caractérisé en ce
    que le poinçon d'estampage (18p) est relié à un système d'entraînement.
  7. Dispositif d'estampage selon l'une quelconque des revendications précédentes,
    caractérisé en ce
    que le dispositif d'estampage en angle (18) est réalisé comme une tourelle.
  8. Dispositif d'estampage selon l'une quelconque des revendications précédentes,
    caractérisé en ce
    que le dispositif d'introduction de film (16) présente un élément d'introduction (16e), qui peut être déplacé de la position de départ (16e') dans une position de travail, dans laquelle ledit élément vient en prise avec l'espace d'écartement entre deux éléments formant panneaux (12) adjacents.
  9. Dispositif d'estampage selon l'une quelconque des revendications précédentes,
    caractérisé en ce
    que les composantes de dispositif A) à D) sont prévues en double, à savoir disposées au niveau de la bande de transport respectivement de manière à se faire face les unes les autres.
  10. Procédé d'estampage servant à estamper une couche de transfert d'un film d'estampage (14) en forme de bande sur des côtés frontaux de plusieurs éléments formant panneaux (12) plats déposés les uns derrière les autres sur une bande de transport (11), sachant que chaque élément formant panneau (12) présente au niveau de ses côtés frontaux vus dans la direction de transport les unes derrière les autres, une première section d'angle, une section droite et une deuxième section d'angle,
    caractérisé en ce
    que a) un dispositif d'introduction de film (16) disposé en aval derrière un rouleau d'approvisionnement (13) pour le film d'estampage introduit le film d'estampage (14) dans un espace d'écartement réalisé entre deux éléments formant panneaux (12) adjacents disposés l'un derrière l'autre et réalise une boucle de film d'estampage,
    que b) la section droite de l'élément formant panneau (12) est estampée en aval derrière le dispositif d'introduction de film (16) au moyen d'un dispositif d'estampage droit (17),
    que c) au moins la deuxième section d'angle de l'élément formant panneau (12) est estampée en aval derrière le dispositif d'estampage droit (17) au moyen d'un dispositif d'estampage en angle (18), et
    que d) un film restant (14r) est retiré au moyen d'un dispositif de retrait de film restant (19) en aval derrière le dispositif d'estampage en angle (18).
  11. Procédé d'estampage selon la revendication 10,
    caractérisé en ce
    que chaque élément formant panneau (12) présente de manière opposée les unes par rapport aux autres au niveau de ses côtés frontaux, vu dans la direction de transport les unes derrière les autres, une première section d'angle, une section droite et une deuxième section d'angle, et en ce que les éléments formant panneaux (12) sont tournés après un passage de 90 °, et en ce que les étapes de procédé a) à d) sont répétées jusqu'à ce que toutes les sections d'angle et les sections droites soient estampées.
  12. Procédé d'estampage selon la revendication 10 ou 11,
    caractérisé en ce
    que la caractéristique c) prévoit que la deuxième section d'angle de l'élément formant panneau (12) et la première section d'angle de l'élément formant panneau (12) adjacent en aval et ensuite la première section d'angle de l'élément formant panneau (12) et la deuxième section d'angle de l'élément formant panneau (12) adjacent en amont soient estampées en aval derrière le dispositif d'estampage droit (17) au moyen du dispositif d'estampage en angle (18).
  13. Procédé d'estampage selon l'une quelconque des revendications 10 à 12,
    caractérisé en ce
    que le dispositif d'introduction de film (16) et/ou le dispositif d'estampage en angle (18) sont déplacés lors de la réalisation de leurs étapes de fonctionnement de manière synchrone à la vitesse de transport de la bande de transport (11) de manière à sortir d'une position de départ et reviennent ensuite dans la position de départ.
  14. Procédé d'estampage selon l'une quelconque des revendications 10 à 13,
    caractérisé en ce
    que la longueur de la boucle de film est au moins aussi grande que la somme de la double longueur latérale des deux sections d'angle se faisant face des éléments formant panneaux (12) adjacents et de la distance entre les deux côtés frontaux se faisant face desdits éléments formant panneaux (12).
  15. Procédé d'estampage selon l'une quelconque des revendications 10 à 14,
    caractérisé en ce
    que la distance de séparation des éléments formant panneaux (12) sur la bande de transport (11) et/ou la distance entre les dispositifs d'estampage (17, 18) ou entre le dispositif d'estampage en angle (18) et le dispositif de retrait de film restant (19) sont choisies de telle manière que le film d'estampage (14) est avant la réalisation d'une étape d'usinage qui suit refroidi jusqu"à ce qu'à ce qu'une adhérence minimale de la couche de transfert du film d'estampage (14) sur la zone d'arête estampée de l'élément formant panneau (12) soit atteinte.
EP10000830A 2009-01-28 2010-01-27 Dispositif d'estampage et procédé Active EP2213475B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL10000830T PL2213475T3 (pl) 2009-01-28 2010-01-27 Urządzenie do tłoczenia i sposób

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102009006535A DE102009006535B3 (de) 2009-01-28 2009-01-28 Prägevorrichtung und Prägeverfahren

Publications (3)

Publication Number Publication Date
EP2213475A2 EP2213475A2 (fr) 2010-08-04
EP2213475A3 EP2213475A3 (fr) 2012-03-21
EP2213475B1 true EP2213475B1 (fr) 2013-01-16

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EP (1) EP2213475B1 (fr)
DE (1) DE102009006535B3 (fr)
DK (1) DK2213475T3 (fr)
PL (1) PL2213475T3 (fr)
PT (1) PT2213475E (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2430405B1 (es) * 2013-08-06 2014-06-03 Smart Layer 3, S.L. Procedimiento de decoración de los laterales de tarjetas de plástico
CN107921812B (zh) * 2015-06-23 2020-10-23 雷恩哈德库兹基金两合公司 用于转印压印膜的装饰区段的方法和装置
IT201900006732A1 (it) * 2019-05-10 2020-11-10 Grupa 3 Druk Sp Z O O Sp K Metodo per decorare i bordi di carte in plastica
EP3736139B1 (fr) * 2019-05-08 2021-11-24 Plastcard Stanislaw Jasonek Spólka Jawna Procédé pour décorer les bords de cartes plastiques, cartes plastiques tellement décorées et matrice pour une machine à estampage à chaud
CN112895046A (zh) * 2021-01-23 2021-06-04 李玉玲 一种木质家具生产用木材冲压装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2118766T3 (es) * 1992-05-19 1998-10-01 Mzi M Zaher Inst Fur Oberflach Utilizacion de un soporte con propiedades de despegado para la aplicacion de esmalte y color sobre un substrato.
DE9420707U1 (de) * 1994-12-24 1995-02-16 Steuer Armin Präge-Rotationsmaschine
EP1000731A1 (fr) * 1998-11-12 2000-05-17 Bush Industries, Inc. Appareil pour appliquer une décoration sur un substrat
DE10216139C1 (de) * 2002-04-12 2003-12-11 Kurz Leonhard Fa Prägevorrichtung

Also Published As

Publication number Publication date
PT2213475E (pt) 2013-01-28
EP2213475A2 (fr) 2010-08-04
DE102009006535B3 (de) 2010-07-15
DK2213475T3 (da) 2013-04-29
PL2213475T3 (pl) 2013-06-28
EP2213475A3 (fr) 2012-03-21

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