DE102004045399B4 - Method for producing a component from at least two layers and a device for carrying out the method - Google Patents

Abstract

Method for producing a component comprising at least a first (1) and a second layer (2) for deforming the first and second layers and connecting the two layers to one another within the deformation contours (13, 14) of two tool parts (11, 12) of one Deformation tool by the collapse of a first (11), the first layer facing tool part and a second (12), the second layer facing tool part,
characterized by the following steps:
(A) driving a first clamping frame member (21) and a second clamping frame member (22) in a mutually extended position and inserting the first layer (1) between the two divergent tool parts and between the first and a between the first and third tenter element (23) disposed on the second tenter element and sandwiching the second layer (2) between the two tool parts and between the second (22) and third tenter elements (23), the first, second and third Tenter frame element outside the ...

Description

The The invention relates to a method for producing a component of at least two layers and a device for carrying out the Process.

A The two layers may in particular be a carrier layer and the other The two layers can in particular be a decorative layer be.

to Production of such components is known from the prior art, to use an upper tool and a lower tool to form a carrier layer and a decorative layer by compressing into a predetermined one Mold shape to deform and connect with each other. In the deformation of layers into a component shape with a three-dimensional warping or Contour, the problem is that the materials tend to wrinkles to throw when the upper tool and the lower tool collapsed become. These wrinkles are then permanently pressed into the materials and lead for unusability of the manufactured component. For this reason a tenter is used with which the Dekomaterial or the Mat is clamped and held in a predetermined manner to a formation of folds on the component in the area between the lower tool and to prevent the upper tool.

at the generic devices or in such single-stage manufacturing processes, the carrier layer in the form of a heated mat and the decorative layer on each other placed before being molded by lower tool and upper tool or be pressed by an optionally used clamping frame together. In the devices of the prior art, this creates the Another problem is that the deformed and with each other too connecting layers can stick together in sections, which the layers are then partially interconnected. At a later Trimming of decorative layer and carrier layer in which a supernatant the decoration layer is to be achieved, is a separation of the layers in sections not possible anymore, so that the component is not useful for later folding over the decoration layer is. If necessary, a complex rework is required around the component for the intended use suitable and in particular Umbug-suitable close.

From the DE 33 38 513 A1 discloses a method and an apparatus for producing laminated parts by applying a flexible, sheet material to a dimensionally stable carrier known. In this case, a support is provided, with which the material is held at its edges in an elastic and yielding manner.

In the DE 29 25 500 A1 discloses a method for the production of flat profiled moldings having a carrier layer and a Kachierschicht. The deformation of the materials takes place in a press with shearing edges.

From the DE 43 05 189 A1 is a method and a Wekzeuinrichtung for a device for obtaining the inner side surfaces of support parts known. In this case, an intermediate frame is used, which is provided for receiving the substance field to be processed. With a clamping device arranged above the same, the fabric field can be held.

From the DE 44 19 908 A1 For example, a method for producing a laminated molding is known. Dabi the blank to be machined is introduced into a tool and clamped circumferentially along the carrier part contour and fixed.

From the DE 196 29 196 A1 is a device for thermoforming of films and in particular for laminating moldings with Kaschierfolien known. The film is drawn with needles of transport chains of a transport device in a thermoforming device, clamped there between clamping frame and then formed with suitable molds or molded onto a shaped body.

The DE 79 06 115 U1 shows a vacuum forming machine for upstream connection to a foaming system with a transport for transporting a portion of a film web.

In the DE 30 30 537 A1 discloses an apparatus for coating a workpiece surface with a thermoformable sheet, the device top has a cutting frame. In this case, a cutting frame is lowered to the stationary in the device lower part arranged cutting edges corresponding counter cutting on the lower part, wherein the over a desired amount projecting edge portions of the film are separated.

The The object of the invention is to provide a method and a device with or with the appropriate trimming the in the manufacturing device inlaid layers is achieved.

This object is solved by the features of independent claims 1 and 2. Other embodiments of the device according to the invention are referred to in the claim 2 NEN dependent claims described.

in the The invention will be described below with reference to the attached figures, they show:

1 a first embodiment of the manufacturing device according to the invention in a first or basic position in which the mold is in an open position and a first and a second clamping frame element of three tenter elements of the manufacturing device are apart;

2 an embodiment of the manufacturing device according to the invention according to the 1 in a tool closed position with a first embodiment of the inventive cutting device in the state after the cutting process.

The inventive method or the device according to the invention relates to the production of a component from at least a first layer, e.g. a decorative layer, and a second layer, e.g. a carrier layer in which a deformation the first and the second layer and the connection of the two Layers together by bringing together a first, the first Layer facing tool part and a second, the second Layer facing tool part is done. Generally both can Layers are multilayered, with several layers of the first or the second layer with the method or device deformed according to the invention and can be connected together. In The following description is a to invest in the contouring Area of the first tool part certain single or multi-layered layer referred to as the first layer. Analog is a to invest in the contouring area of the second tool part certain or multilayered layer hereinafter referred to as second layer. Generally, the first and second layers are layers that are connect under pressure, e.g. at least in certain areas merge or claw.

Preferably is one of the two layers in the component to be produced a decorative layer and the other of the two layers is a carrier layer. Below are embodiments of the invention, in which the first layer is a decorative layer and the second layer is a carrier layer is. However, it is also possible conversely, the first layer is a carrier layer and the second Layer is a decorative layer. Nor does not have one of the two layers a decorative layer or carrier layer be. For example, it may be at the first and the second Layer around two carrier layers or two intermediate layers or a carrier layer and a reinforcing layer, such as e.g. a layer of fiberglass fabric act.

at the production of the component with a carrier layer and a decorative layer must facing sides of the decorative layer and the carrier layer each other by pressure exerted by the tool and optionally using heat be connected to each other. This can be done by the carrier layer facing layer of the decorative layer have the property yourself with the carrier layer mechanically connect under pressure, e.g. by mechanical clawing of attached to said side of the decorative layer Threads or Hair with the possibly fused surface of the Carrier layer. To At least that of the carrier layer facing surface the decoration layer may be formed of a fabric, e.g. a fleece, a felt, a flat weave, a circular knit, can be. A Connection of decorative layer with the backing layer can also be achieved by Melt the facing surfaces using pressure through the tool and optionally with the application of heat. A fusion is achieved when the decoration layer contains foam components contains that belong to the same material family as those for the merger provided carrier layer.

When Decoration layer can be a textile fabric, a foam synthetic leather, a plastic film or a leather can be used. When using a textile fabric as a decoration layer can be used for the starting material a layer of textile materials or foils or a combination from either or a combination of the alternatives mentioned become. A decorative layer may also be provided in the component to be manufactured, the haptic properties of the final product on the corresponding side of the component. For this purpose, the decorative layer may also have foam components. For example, the decorative layer can be a composite of textile Be materials, a foam and a nonwoven material. As a foam may be a PP foam or PE foam or foam based on PU be used.

As a carrier layer in particular a plastic and especially a polypropylene (PP) -bonded fiber mat is provided. This can be plasticized in particular by heat. The carrier layer is preferably formed from a fiber material, preferably from natural fibers or glass fibers and from plastic fibers and in particular polypropylene (PP) fibers. The natural fibers can be flax or kenaf, sisal, linen or tree wool be formed. In this case, these fibers are formed into a mat in a preparatory or preceding step. Subsequently, with the use of pressure and temperature while melting the plastic portion, an interconnected plastic mat material is formed as a first or second layer.

following The invention is based on an embodiment of the device or a manufacturing method for producing a component or a manufacturing process of a first and a second Layer described, to which the cutting device according to the invention is applicable. The illustrated embodiment the manufacturing device.

The device according to the invention for producing a component from at least a first layer 1 in the described embodiment, a decorative layer, and a second layer 2 , in the described embodiment, a carrier layer, has a shaping of the contour of the component to be manufactured 10 with at least a first, the first layer facing the tool part 11 with a three-dimensional deformation contour 13 and a second, the second layer facing the tool part 12 with a three-dimensional deformation contour 14 on. The tool parts 11 . 12 are moved by a pressure transducer (not shown) to each other to the deformation of the first layer 1 or the decoration layer and the second layer 2 or the carrier layer and the connection of the two layers 1 . 2 together by the moving together of the first and the second tool part 11 respectively. 12 to effect. The first tool part 11 can be attached to a first tool holder or a mounting plate 15 and second tool part 12 can be attached to a second tool holder or a mounting plate 16 to be appropriate.

The device according to the invention also has a clamping frame device 20 with each other and with respect to the tool parts 11 . 12 moving tenter elements on to the layers 1 . 2 during the deformation process outside the contour area of the tool to hold in a predetermined manner. This comprises a first clamping frame element 21 , by means of a first actuator 31 relative to the first tool part 11 is movable, a second tenter element 22 , by means of a second actuator 32 relative to the second tool part 12 is movable, a third clamping frame element 23 , by means of a third actuator 33 relative to the first tool part 11 is mobile. The third tenter element 23 is between the first and the second tenter element 21 respectively. 22 arranged and movable between them. The tenter frame elements 21 . 22 and 23 be in their direction of movement over the adjusting devices 31 . 32 . 33 and / or guided by separate guides.

The first, second and third actuator 31 . 32 respectively. 33 are devices that are controlled by a control device for automatic or optionally additionally via an actuating device for manual or semi-automatic control of the manufacturing process to the respective tenter elements 21 . 22 . 23 to move. The first and the third adjusting device 31 respectively. 33 are preferably with the first tool part 11 mechanically coupled, for example by these adjusting devices 31 respectively. 33 as well as the first tool part 11 on a first tool holder or a first mounting plate 15 are arranged. The first and the third adjusting device 31 respectively. 33 however, may also be mounted on another support or on two other supports (not shown) so that in this case their extension position is independent of the position of the first tool part 11 is. The second adjusting device 32 is preferably with the second tool part 12 mechanically coupled, eg by placing them on a second tool holder or a second mounting plate 16 is appropriate. The second adjusting device 32 However, it can also be on one of the position of the second tool part 12 be arranged independent carrier (not shown), so that in this case their extended position regardless of the position of the second tool part 12 is.

The third tenter element 33 is in the relative direction of displacement of the tool parts 11 . 12 seen between the first and second tenter element 31 respectively. 32 arranged such that between the mutually facing, provided for conditioning of the first and second layer contours of the respective clamping frame elements at least in sections, the first and second layer may be located. It is preferably provided that the third clamping frame element 33 moved in the manufacturing process between the positions of the first and the second clamping frame element.

The tenter elements are each outside the contouring areas of the tool parts 11 . 12 arranged. These can be made in one piece and as the tool parts 11 . 12 be designed circumferential structures. The tenter elements may also be along the circumference or along a portion of the circumference of the tool parts 11 . 12 be formed in several parts. Also, a tenter element may be formed of two parts that are located outside the tool parts 11 . 12 are arranged. In particular, these locations may be diametrically opposite each other. Also can meh Rere, for example, three or four parts of a clamping frame element outside the circumference of the respective tool part 11 respectively. 12 or the tool parts 11 . 12 depending on the application regularly or irregularly distributed around this, be arranged.

The Tenter frame elements can be formed differently. The construction and arrangement of the clamping frame elements depends on the type, material and shape of the item to be produced Component or by type, material and shape of the materials.

The tenter frame elements 31 . 32 . 33 each have a contact area or two contact areas, which is or are provided in the manufacture of the component to or that a supernatant region of the first or second layer can be applied to this or this. The first tenter frame element 21 and the second tenter element 22 each have a contact area, while the third clamping frame element 23 has two investment areas. The investment area 21a of the first tenter element 21 is a first investment area 23a of the third tenter element 23 facing. These investment areas 21a respectively. 23a are each designed such that a receiving a supernatant of the provided for receiving layer 1 respectively. 2 after a corresponding movement of the tenter elements 21 and 23 is reachable. The picking up may be a jamming or holding, especially with the possibility of re-flowing the layers 1 . 2 or a combination of these functions. The same applies to a further or second, on the third tenter element 23 intended investment area 23b and a facing this investment area 22a of the second clamping frame element 22 : These investment areas 23b respectively. 22a are each also designed such that a recording of a projecting portion of the recording layer provided 2 respectively. 1 after a corresponding movement of the tenter elements 23 and 22 is reachable.

The third tenter element 23 is inventively provided to the outside of the deformation contours 13 . 14 the tool parts 11 respectively. 12 located supernatant regions of the two held by the respective tenter elements layers 1 . 2 during the closing movement of the tool parts 11 . 12 or the deformation of the layers 1 . 2 through these tool parts 11 . 12 keep separate. This is in particular a bonding of the layers 1 . 2 outside the deformation contours 13 . 14 avoided. In this way, a subsequent flow of the layers, especially in mutually different dimensions possible. In addition, subsequent processing of the layers and in particular the trimming of the outer regions of the layers can take place independently of one another. Depending on the application, it can be provided, in particular by means of a special coating, that one contact area or several contact areas provide the afterflow of one or both of the layers 1 . 2 inhibits or inhibits.

The mutually facing investment areas 21a . 23a respectively. 23b . 22a do not necessarily have to run parallel to each other. The investment areas 21a . 23a respectively. 23b . 22a may be coated in areas or over the entire surface or provided with appropriate inserts to re-flow depending on the requirements of each held between two tenter elements layer 1 respectively. 2 is made easier or more difficult. For a subsequent flow of a layer 1 respectively. 2 To facilitate, the respective investment areas or arranged on this segments, for example, contain polytetrafluoroethylene (PTFE) - components or have a relatively low surface roughness. For this purpose, the respective contact areas or segments arranged thereon can also have a metallic coating, which is applied, for example, galvanically. To refill a layer 1 respectively. 2 To complicate, the respective investment areas may contain friction increasing components or segments. For this purpose, a suitable surface structure may also be provided.

The respective ones for receiving a layer 1 respectively. 2 intended investment areas 21a . 23a respectively. 23b . 22a or on this arranged segments and / or the tool parts 11 respectively. 12 can be carried out in whole or in areas by means of a tempering device tempered. It can all investment areas 21a . 23a respectively. 23b . 22a or a single contact area or only two mutually facing contact areas or even just a tool part 11 or 12 be fully or partially tempered. The tempering device which can be arranged for this purpose is designed in such a way that a temperature of the contact area or of the segment can be set or regulated in a constant or time-dependent or process-dependent manner. The adjustment can also be realized by means of a control with the aid of temperature sensors in the area or segment to be tempered in each case. The alternative control takes place on the basis of the temperatures detected by means of temperature sensors at the respectively to be tempered contact area or segment.

By controlling the temperature of at least one contact area or segment, the play of guides or fits or the spacing of moving parts can be optimized and in particular reduced, since the expansions of moving parts due to the temperature changes in front certain limits are adjustable. In this way, tool accuracy, reliability and reliability of the manufacturing apparatus can be improved.

Another by the temperature control at least of areas of the contact surfaces or segments or at least one tenter element of the tenter assembly 20 or one or more of the molds 10 achievable advantage is that the formation of condensed water can be prevented on a supercooled tool or tenter surface. In this way it is further prevented that a cooling of the layers takes place, by the deformability and connectivity of the layers is made difficult and even prevented.

By the said temperature is an overheating of areas of contact surfaces or segments preventable. Such overheating would especially affect the surface structure of the component to be produced adversely affect, which in particular a possibly more desirable one Ironing effect, such as a Suppression could be prevented. Therefore, it is advantageous in the case of temperature control in particular through a cooling mechanism to provide a predetermined process temperature.

The temperature of one or both of the tool parts 11 . 12 , which may be provided additionally or alternatively to the tempering of tenter elements, can be tempered by means of the aforementioned temperature control device or by means of a further temperature control device. In each case, an area on the deformation contour 13 respectively. 14 tempered to the particular layer 1 respectively. 2 used to bring or receive material used in an advantageous workable state. Another advantage is that the temperature of parts of the manufacturing device can be optimized design or operation thereof.

The tool parts 11 . 12 are by means of a tool feed device (not shown) to each other between two positions movable. Also is every tenter element 21 . 22 . 23 by means of a respective associated adjusting device 31 . 32 respectively. 33 independently mobile. Through the mechanical connection with the tools 11 . 12 For example, the frequency of required actuations of the actuators can be reduced. It has each tenter element 21 . 22 . 23 at least one range of motion required for the application of the manufacturing device to manufacture a component. The third tenter element 23 is between the extended positions of the first and second tenter elements 21 . 22 ( 1 ) movable. The positions between which the clamping frame elements are movable, as well as the positions between which the tool parts are movable at the same time, are provided such that an inserting of the first and the second layer 1 . 2 as well as a deformation and pressing is possible, while at the same time outside the deformation contours 13 . 14 located supernatant or edge regions of the layers 1 . 2 be held in a way that during the collapse of the tool parts 11 . 12 temporary flow of one or both of the layers is made possible.

The delivery device of the third clamping frame element 23 can eg over the first tool holder 15 to the first tool part 11 or alternatively, for example via the second tool holder 16 to the second tool part 12 be coupled.

The extension positions of the feeders for the tool parts or the clamping frame elements may be coupled together or independent of each other. In the dargestellen embodiment of the manufacturing device is the first tool part 11 together with one end of the first delivery device 31 and the third delivery facility 33 on the first tool holder 15 and the second tool part 12 together with one end of the second delivery device 32 on the second tool holder 16 arranged. Alternatively, the third tenter element 23 also on the second tool holder 16 be arranged. Alternatively, a partial or complete independence of the extended positions can be realized, for example by the feed device for the tool and the feed device for a stretcher element associated therewith are arranged or mounted mechanically independently of one another.

The required positions in the manufacturing process the delivery facilities can by means of sensors and a comparison of the respective nominal and actual position be achieved in a corresponding control device. It can be provided that the sensors, the position of a corresponding actuating element in the respective delivery facility or the position of the respective Clamping frame element or part of the tool itself.

• – über mechanische Begrenzungs-Elemente zusammen mit der mechanischen Kopplung der Ausfahrstellungen der Spannrahmen-Zustelleinrichtungen mit der Stellung des jeweils zugeordneten Werkzeugteils,
• – durch vorzugsweise mechanisch definierte maximale Einfahr- und Ausfahr-Stellungen der drei Spannrahmen-Elemente zusammen mit einem zusätzlichen Begrenzungs-Element für eine Zwischenstellung des dritten Spannrahmen-Elements sowie
• – eine Auslegung der dritten Zustelleinrichtung gegenüber der ersten und zweiten Zustelleinrichtung hinsichtlich der durch diese jeweils ausgeübten Stellkraft

erreicht. Bei dieser Ausführungsform braucht jede Stell-Einrichtung gesteuert über eine zugeordnete Steuerungs-Einrichtung nur in einer vorbestimmten Reihenfolge zwischen zwei Endstellungen hin- und hergefahren zu werden, um die für das erfindungsgemäße Herstellungsverfahren bestimmungsgemäße Funktion zu erfüllen. Durch die Einsparung von Sensoren und einer Steuerung auf der Basis eines Soll-Ist-Vergleichs für die jeweiligen Ausfahrstellung jeder Zustelleinrichtung ist diese Ausführungsform der Herstellungs-Vorrichtung kostengünstig.In the embodiment of the manufacturing device according to the figures 1ff. be provided for the inventive method retracting and extended positions of the clamping frame elements

• - Over mechanical limit elements together with the mechanical coupling of the extended positions of the clamping frame delivery devices with the position of each zugeord Neten tool part,
• - By preferably mechanically defined maximum retraction and extension positions of the three clamping frame elements together with an additional limiting element for an intermediate position of the third clamping frame element and
• - An interpretation of the third feed device relative to the first and second feed device with respect to the respective force exerted by this

reached. In this embodiment, each adjusting device controlled by an associated control device needs only to be moved back and forth between two end positions in a predetermined sequence in order to fulfill the function intended for the production method according to the invention. The saving of sensors and a control based on a desired-actual comparison for the respective extended position of each delivery device, this embodiment of the manufacturing apparatus is inexpensive.

For this purpose, in the illustrated embodiment, two spacers 41 . 42 and two variable-length distancing elements 45 . 46 intended. The spacers 41 . 42 are provided to each adjacent tenter elements 21 . 23 respectively. 23 . 22 to move to a defined distance relative to each other and to limit to a minimum distance, at least at some point in time. For this purpose, on corresponding tenter elements 21 . 22 . 23 rigid or in the direction of the movements or corresponding relative movements of the clamping frame elements height or variable length spacers can be arranged. When used in relation to the movements of the clamping frame elements fixed, so not height-variable spacers is achieved by the collapse of the respective clamping frame elements between them a constant during the manufacturing process minimum distance. When using height-adjustable spacers defined by the stop elements positions of the clamping frame elements are approached by their corresponding movement. In the further course of the method, the spacers are changed in a predetermined manner in height, so that also changed the distance of the clamping frame elements relative to each other. This can be changed due to the closing movement of the tool parts and / or coupled to the extended position of the respective adjusting device. By the distance change is the Nachfließ- and clamping behavior of the clamping frame elements with respect to the respective recorded layers 1 . 2 changed. It is thereby achieved that, in each position of the tool parts, a subsequent flow of the layers picked up by the respective clamping frame elements 1 respectively. 2 as far as that by the tool parts 11 . 12 provided deformation contour is required, is ensured to produce the component in the intended shape, thickness, wrinkle-free strength.

In the 1 is a spacer 41 and a spacer 42 shown. The spacer 41 is on the side of the first tenter element 21 attached to the third tenter element 23 facing and determines the minimum distance between the first and the third clamping frame element. The spacer 42 is on the side of the second tenter element 22 attached to the third tenter element 23 facing and determines the minimum distance between the second and the third clamping frame element. Likewise, the spacer could 41 on the first tenter element 21 facing side of the third clamping frame element may be arranged. Analog could be the spacer 42 on the second tenter element 22 facing side of the third clamping frame element 23 be arranged.

at an embodiment of the spacers are as height-adjustable spacers these over an actuator extendable, which is functional with the control device is connected to the phased spacing of the each cooperating tenter elements by a corresponding to cause instantaneous extension position of the respective spacer. In addition to such electronically controlled adjustment of the spacers can this alternatively also hydraulically or controlled by a control cam become. Such a control curve for the tenter elements considered preferably the respective positions of the tool parts.

The tool parts 11 . 12 are via an intermediate tool position in a closed position or pressing position or laminating position ( 2 ) movable.

• – sind das erste und das dritte Spannrahmen-Element sowie dass zweite und das dritte Spannrahmen-Element voneinander durch die Abstandhalter 41 bzw. 42 getrennt, und
• – ist das dritte Spannrahmen-Element in vorbestimmter Weise zwischen den Distanzierungs-Elemente 45, 46 gehalten, wobei sich das erste und das zweite Distanzierungs-Element 45 bzw. 46 in einer ausgefahrenen Stellung befinden,

so dass die drei Spannrahmen-Elemente 21, 22, 23, voneinander durch die Abstandhalter 41, 42 getrennt und zusammen mit der zwischen diesen gelegenen ersten und zweiten Schicht 1 bzw. 2 in einer Position ist, bei der der am nächsten in Richtung zum zweiten Werkzeugteil 12 gelegene Konturpunkt des zweiten Spannrahmen-Elements 22 innerhalb einer Abweichung auf der Höhe des am nächsten zum zweiten Spannrahmen-Element 21 gelegenen Konturpunkts des zweiten Spannrahmen-Elements 22 gelegen ist, wobei diese Abweichung gleich der zweifachen Dicke der zweiten Schicht 2 beträgt.In the apparatus and the method according to the 1 to 7

• - Are the first and the third clamping frame element and that the second and the third clamping frame element from each other by the spacers 41 respectively. 42 separated, and
• - Is the third tenter element in a predetermined manner between the distancing elements 45 . 46 held, wherein the first and the second distancing element 45 respectively. 46 in an extended position,

leaving the three tenter frame elements 21 . 22 . 23 , from each other through the spacers 41 . 42 separated and along with the first and second layers located therebetween 1 respectively. 2 in a position where the closest to the second tool part 12 located contour point of the second clamping frame element 22 within a deviation at the height of the closest to the second tenter element 21 located contour point of the second clamping frame element 22 is located, this deviation being equal to twice the thickness of the second layer 2 is.

• – der am nächsten in Richtung zum ersten Werkzeugteil 11 gelegene Konturpunkt des ersten Spannrahmen-Elements 21 innerhalb einer Abweichung auf der Höhe des am nächsten zum ersten Spannrahmen-Element 21 gelegenen Konturpunkts des ersten Spannrahmen-Elements 21 gelegen ist, wobei diese Abweichung vorzugsweise gleich der dreifachen Dicke der ersten Schicht 1 beträgt.

Preferably, the tool parts 11 . 12 in its closed position by the adjusting device of the tool parts 11 . 12 drove and the arrangement with the first, second and third tenter element 21 . 22 . 23 has driven into a position in addition to

• - The closest to the first tool part 11 located contour point of the first clamping frame element 21 within a deviation at the height of closest to the first tenter element 21 located contour point of the first clamping frame element 21 is located, this deviation preferably equal to three times the thickness of the first layer 1 is.

The closing position of the tool parts 11 . 12 is a position where the first layer 1 and the second layer 2 can be connected to each other and in which, if necessary, the pressure required for such a connection can be built.

The Manufacturing device may also be partially or completely electronically controlled or monitored Stell devices are operated, in which the intermediate positions third clamping frame element via sensors or incremental encoders and a corresponding control device can be reached.

The third clamping frame element can be formed so that this one Layer or multiple layers can absorb, so then with the manufacturing device three layers or more than three layers according to the invention with each other can be processed. It can Also, several third clamping frame elements each with its own be provided third actuator.

In particular, according to the invention guaranteed that a free Nachlaufenden to be provided depending on the application of the layers during the transitions into the various positions of the manufacturing device is made possible:

By the spacing of the first of the third clamping frame element and the spacing of the second from the third clamping frame element by preferably adjustable spacers 41 . 42 and alternatively or additionally, by a controlled and optionally path-monitored actuating movement of the three tenter elements, by means of the electronic path control of the actuating devices 31 . 32 . 33 or tenter frame elements 21 . 22 . 23 is achieved, that the first and / or the second layer 1 respectively. 2 Depending on the requirement of the application case when flowing the mold more or less can flow or can. In this case, the set distance can also be provided so that the layers 1 . 2 can be clamped, that are held by the respective clamping frame elements. Depending on the application, the respective setting can realize these extreme states or implement states between these extreme states.

The in the final phase of collision of the tool parts 11 . 12 starting from a certain position of the arrangement of the third clamping frame element which is preferably provided to one another 23 in a dependent on the application case distance relative to the first and / or second tenter element causes the layers 1 . 2 from the respective tenter elements 21 . 23 respectively. 22 . 23 or the tenter elements a defined Nachfließens the layers 1 . 2 enable. Ensuring a subsequent flow of one or more of the layers ensures that, especially when using tool parts with three-dimensional deformation contours, a drapery in the region of the subsequent component contour is avoided. In this case, the holding force for the first layer 1 or the generosity in the sense of enabling a Nachfließens this layer 1 different from that on the second layer 2 applied holding force or allowable generosity are selected.

The inventively provided cutting device 300 is in the direction of the actuating movement of the third clamping frame element 23 for receiving the first or second layer 1 . 2 operable to the first layer 1 and optionally the second layer 2 to crop. The third cutting device 300 includes a knife or cutting knife 330 that from a delivery facility 301 is movable and by a mechanics 340 is guided with a guide. The mechanics are designed in such a way that the knife 330 in the direction of the travel or the actuating movement, for example, the first adjusting device 31 for trimming the first layer 1 slidably arranged. It serves a corresponding area of the cutting edge 350 of the knife 330 facing investment area 23a of the third tenter element 23 as an objection 323c for the cutting edge 350 when cutting the first layer 1 ,

The 2 shows the state of Cutting device after performing the cutting motion.

Optionally, the first 1 together with the second layer 2 be cut, if before the third tenter element 23 in terms of tool parts 11 . 12 is withdrawn, so that then a corresponding contact area of the second clamping frame element 22 can serve as a counter.

The cutting knife 330 can be designed both as a thermal or mechanical knife. In the embodiment as a thermal knife this can be heated, for example via a resistor. The knife can also be designed both as a thermal and as a mechanical knife. By heating the knife, a sealing function, especially in temperature-sensitive first layers 1 be fulfilled.

The cutting edge 350 of the cutting blade 330 can be designed in particular as a contour-bound cutting surface, ie as a three-dimensional cutting surface.

The cutting process by means of the cutting device 300 is as follows:
Due to the operation of a corresponding actuator of the knife 330 this will be on an appropriate area 323c of the cutting edge of the knife facing third ( 2 ) or second clamping frame element, which serves as a mating surface for the cutting edge of the knife facing the latter 330 is provided. The supernatant of the second layer 2 is then due to the delivery movement of the knife 230 applied pressure cut off.

• – Fahren eines ersten Spannrahmen-Elements 21 und eines zweiten Spannrahmen-Elements 22 in eine zueinander ausgefahrene Stellung und Einlegen der ersten Schicht 1 zwischen die beiden Werkzeugteile 11, 12 und zwischen das erste 21 und ein zwischen dem ersten 21 und dem zweiten 22 Spannrahmen-Element angeordnetes drittes Spannrahmen-Element 23 in einer Einlege-Stellung, wobei das erste, zweite und das dritte Spannrahmen-Element außerhalb der verformenden Kontur der Werkzeugteile 11, 12 angeordnet sind;
• – Fahren des dritten Spannrahmen-Elements 23 in eine Halte-Stellung für die erste Schicht 1, in der sich das dritte Spannrahmen-Element 23 in einer vorbestimmten Entfernung zum ersten Spannrahmen-Element 21 befindet, bei der die erste Schicht 1 durch das erste Spannrahmen-Element 21 und das dritte Spannrahmen-Element 23 gehalten wird,
• – Auflegen der zweiten Schicht 2 zwischen die beiden Werkzeugteile 11, 12 und auf das zweite Spannrahmen-Element 22,
• – Fahren des zweiten Spannrahmen-Elements 22 in eine Halte-Stellung für die zweite Schicht 2, in der sich das zweite Spannrahmen-Element 2w in einer vorbestimmten Entfernung zum dritten Spannrahmen-Element 23 befindet, bei der die zweite Schicht 2 durch das zweite Spannrahmen-Element 22 und das dritte Spannrahmen-Element 23 gehalten wird,
• – Zusammenfahren der Werkzeugteile bis zu relativen Lagen zueinander, bei der die erste 1 und die zweite 2 Schicht verformt werden,
• – nach der Verformung Auseinanderfahren der Werkzeugteile und der Spannrahmen-Elemente, um die miteinander verbundene erste und zweite Schicht aus dem Werkzeug herausnehmen.
• – nach dem Verformungsvorgang mittels der an dem ersten Spannrahmen-Element angeordneten Schneid-Einrichtung 100 Abschneiden eines zwischen dem ersten und dem zweiten Werkzeugteil heraustretenden Überstands der zweiten Schicht abgeschnitten wird.

According to the invention, a method for producing a component from at least a first 1 or decorative layer and a second 2 Layer or carrier layer provided in which a deformation of the first 1 and the second 2 Layer as well as the connection of the two layers 1 . 2 together by the collapse of a first tool part 11 and a second tool part 12 a deformation tool with preferably three-dimensional deformation contours, wherein the deformation contour of the first tool part 11 the first layer 1 and the deformation contour of the second tool part 12 the second layer 2 facing, wherein in a starting position, the first 11 and the second 12 Tool part has moved apart. The steps according to the invention comprise the following steps:

• - Driving a first clamping frame element 21 and a second tenter element 22 in a mutually extended position and inserting the first layer 1 between the two tool parts 11 . 12 and between the first 21 and one between the first 21 and the second 22 Tenter element arranged third tenter element 23 in an inlaid position, wherein the first, second and third tenter element are outside the deforming contour of the tool parts 11 . 12 are arranged;
• - Driving the third tenter element 23 in a holding position for the first layer 1 in which is the third tenter element 23 at a predetermined distance from the first tenter element 21 located at the first layer 1 through the first tenter element 21 and the third tenter element 23 being held,
• - placing the second layer 2 between the two tool parts 11 . 12 and on the second tenter element 22 .
• - Driving the second tenter element 22 in a holding position for the second layer 2 in which is the second tenter element 2w at a predetermined distance to the third tenter element 23 located at the second layer 2 through the second tenter element 22 and the third tenter element 23 being held,
• - Movement of the tool parts to relative positions to each other, in which the first 1 and the second 2 Layer to be deformed,
• - Moving apart of the tool parts and the clamping frame elements after deformation to remove the interconnected first and second layer from the tool.
• - After the deformation process by means arranged on the first clamping frame element cutting device 100 Cutting off a protruding between the first and the second tool part supernatant of the second layer is cut off.

Before inserting the layers 1 . 2 between the tool parts heating of the first or the second layer can take place.

Claims (7)

Method for producing a component from at least a first ( 1 ) and a second layer ( 2 ) for the deformation of the first and the second layer and the connection of the two layers with each other within the deformation contours ( 13 . 14 ) of two tool parts ( 11 . 12 ) of a deformation tool by the collapse of a first ( 11 ), the first layer facing tool part and a second ( 12 ), the second layer facing tool part, characterized by the following steps: (a) driving a first clamping frame element ( 21 ) and a second tenter element ( 22 ) in a mutually extended position and insert the first layer ( 1 ) between the two apart tool parts and between the first and between the first and the second tenter element arranged third tenter element ( 23 ) and inserting the second layer ( 2 ) between the two tool parts and between the second ( 22 ) and the third tenter element ( 23 ), wherein the first, second and the third clamping frame element are arranged outside the deforming contour of the tool parts, (b) moving together the first ( 21 ), second ( 22 ) and the third ( 23 ) Tenter element into a position in which the first ( 1 ) and the second ( 2 ) Layer are held by the first clamping frame element and the third clamping frame element and the second clamping frame element and the third clamping frame element, (c) moving the tool parts relative to each other with deformation of the first and the second layer in the region of the deformation contours ( 13 . 14 ) of the tool parts ( 11 . 12 ), (d) moving apart of the tool parts and the clamping frame elements in order to be able to remove the interconnected first and second layer from the tool. (e) after the deformation process, cutting off a protrusion of the second layer or of the second and the first layer emerging between the first and the second tool part by means of a knife ( 330 ) a cutting device ( 100 ), which in the direction of the travel path of the first adjusting device ( 31 ) is slidably disposed so that in the cutting process, a corresponding portion of the cutting edge ( 350 ) of the knife ( 330 ) facing investment area ( 23a ) of a tenter element ( 22 . 23 ) as counter subject ( 323c ) for the cutting edge ( 350 ) acts when cutting. Device for producing a component from at least a first layer ( 1 ) and a second layer ( 2 ) with a contour of the component to be produced determining mold with at least a first, the first layer facing tool part ( 11 ) with a three-dimensional deformation contour and a second, the second layer facing tool part ( 12 ) with a three-dimensional deformation contour, which are clamped in a pressure transducer in order to prevent the deformation of the first layer ( 1 ) and the second layer ( 2 ) as well as the connection of the two layers together by the collapse of the first and the second tool part, as well as with a clamping frame means with mutually movable clamping frame elements to hold the layers during the deformation process outside the contour region of the tool in a predetermined manner, characterized in that the clamping frame means comprises: - a first clamping frame element ( 21 ), which by means of a first adjusting device ( 31 ) is movable relative to the first tool part, - a second clamping frame element ( 22 ), which by means of a second adjusting device ( 32 ) is movable relative to the second tool part, - a third clamping frame element ( 23 ), which between the first tenter element ( 21 ) and the second tenter element ( 22 ) is movably arranged, - a cutting device ( 300 ) with a knife ( 330 ) for cutting off a protrusion of the second layer or the second and the first layer emerging between the first and the second tool part. Device for producing a component from at least a first layer ( 1 ) and a second layer ( 2 ) according to the claim 2 , characterized in that the knife ( 330 ) in the direction of the travel path of the first adjusting device ( 31 ) is slidably arranged, that in the cutting process, a corresponding portion of the cutting edge ( 350 ) of the knife ( 330 ) facing investment area ( 23a ) of the third tenter element ( 22 . 23 ) as counter subject ( 323c ) for the cutting edge ( 350 ) when cutting the first layer ( 1 ) acts. Device for producing a component from at least a first layer ( 1 ) and a second layer ( 2 ) according to claim 2 or 3, characterized in that spacers ( 41 . 42 ) are provided for spacing the first and third tenter element and the second and third tenter element from each other, and that distancing elements ( 45 . 46 ) are provided for limiting the mobility of the third clamping frame element. Device for producing a component from at least a first layer ( 1 ) and a second layer ( 2 ) according to claim 2 or 3, characterized in that the manufacturing device is partially or completely operated by electronically controlled or monitored adjusting devices, in which the intermediate positions of the third clamping frame element ( 23 ) are adjustable via sensors or incremental encoders and a corresponding control device. Device for producing a component from at least a first layer ( 1 ) and a second layer ( 2 ) according to one of claims 2 to 5, characterized in that the knife ( 330 ) is designed as a thermal or mechanical knife. Device for producing a component from at least a first layer ( 1 ) and a second layer ( 2 ) according to one of claims 2 to 6, characterized in that the cutting edge ( 350 ) of the knife ( 330 ) is designed as a contour-bound cutting surface.