WO2015032982A2 - Dispositif de drapage pour la réalisation d'une préforme tridimensionnelle en matériau fibreux - Google Patents

Dispositif de drapage pour la réalisation d'une préforme tridimensionnelle en matériau fibreux Download PDF

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Publication number
WO2015032982A2
WO2015032982A2 PCT/EP2014/069199 EP2014069199W WO2015032982A2 WO 2015032982 A2 WO2015032982 A2 WO 2015032982A2 EP 2014069199 W EP2014069199 W EP 2014069199W WO 2015032982 A2 WO2015032982 A2 WO 2015032982A2
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WO
WIPO (PCT)
Prior art keywords
preform
die
friction
draping device
draping
Prior art date
Application number
PCT/EP2014/069199
Other languages
German (de)
English (en)
Other versions
WO2015032982A3 (fr
Inventor
Steffen Maertiens
Tobias Fuerst
Matthias Graf
Original Assignee
Dieffenbacher GmbH Maschinen- und Anlagenbau
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 Dieffenbacher GmbH Maschinen- und Anlagenbau filed Critical Dieffenbacher GmbH Maschinen- und Anlagenbau
Priority to ATGM9028/2014U priority Critical patent/AT15268U1/de
Priority to EP14766138.3A priority patent/EP3043984A2/fr
Publication of WO2015032982A2 publication Critical patent/WO2015032982A2/fr
Publication of WO2015032982A3 publication Critical patent/WO2015032982A3/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28—Shaping operations therefor
    • B29C70/54—Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
    • B29C70/541—Positioning reinforcements in a mould, e.g. using clamping means for the reinforcement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28—Shaping operations therefor
    • B29C70/30—Shaping by lay-up, i.e. applying fibres, tape or broadsheet on a mould, former or core; Shaping by spray-up, i.e. spraying of fibres on a mould, former or core
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B11/00—Making preforms
    • B29B11/14—Making preforms characterised by structure or composition
    • B29B11/16—Making preforms characterised by structure or composition comprising fillers or reinforcement
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/30—Mounting, exchanging or centering
    • B29C33/301—Modular mould systems [MMS], i.e. moulds built up by stacking mould elements, e.g. plates, blocks, rods
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28—Shaping operations therefor
    • B29C70/40—Shaping or impregnating by compression not applied
    • B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
    • B29C70/46—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs
    • B29C70/461—Rigid movable compressing mould parts acting independently from opening or closing action of the main mould
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28—Shaping operations therefor
    • B29C70/54—Component parts, details or accessories; Auxiliary operations, e.g. feeding or storage of prepregs or SMC after impregnation or during ageing
    • B29C70/56—Tensioning reinforcements before or during shaping
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C70/00—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts
    • B29C70/04—Shaping composites, i.e. plastics material comprising reinforcements, fillers or preformed parts, e.g. inserts comprising reinforcements only, e.g. self-reinforcing plastics
    • B29C70/28—Shaping operations therefor
    • B29C70/40—Shaping or impregnating by compression not applied
    • B29C70/42—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles
    • B29C70/46—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs
    • B29C70/48—Shaping or impregnating by compression not applied for producing articles of definite length, i.e. discrete articles using matched moulds, e.g. for deforming sheet moulding compounds [SMC] or prepregs and impregnating the reinforcements in the closed mould, e.g. resin transfer moulding [RTM], e.g. by vacuum

Definitions

  • the invention relates to a draping device for producing a three-dimensional preform made of fiber material according to the type defined in greater detail in the preamble of claim 1. Furthermore, the invention relates to the use of such a draping device.
  • fiber composite components which are also referred to as fiber-reinforced plastic parts
  • RTM method Resin Transfer Molding
  • the applied manufacturing process which ultimately leads to the usable plastic component, consists of several individual processes.
  • These components, which are also referred to as a preform are typically stacked and / or joined in a so-called preforming process from a plurality of individual layers of woven or fibrous layers, usually in two-dimensional form, for example by stapling, gluing or by methods known from textile technology are, for example, sewing or the like.
  • the resulting stack of individual fabric layers or fiber layers essentially already has the necessary outer contour and typically also any special features with regard to the layer thickness, special fiber progressions and the like.
  • a binder is applied to the fabric layers or is already present between the fibers, for example by impregnating the individual fiber bundles with such a binder before they are further processed into the fabric or fiber layer.
  • the stack of fabric layers is preformed, typically by placing one or more draping and / or fixing punches, which are adapted to cooperate with the die, into the die stack Press to achieve the desired three-dimensional shape.
  • the binder can then be activated, for example by heating and subsequent cooling of the die, so that an at least for the further manufacturing process manageable near net shape configuration of the three-dimensional preform is possible.
  • Draping devices are basically known, for example, from DE 10 2010 027 466 A1 or from DE 10 2010 043 666 A1.
  • the draping device is, for example, rotated so that the draping and / or fixing punches press the fabric stack into the die from below in order to achieve a lateral tension of the fiber material by means of gravity, so that wrinkles and creases can be easily avoided ,
  • this is associated with great expense, since on the one hand mold and structure must be rotated accordingly, so that the stamp can be actively raised.
  • positioning pins are provided, which provide a similar effect without the die must be laboriously turned into an overhead position.
  • the die is extremely complex to manufacture, since the pins in their extended position must form an exact level as possible and because all the pins must go back into the die. The die is thus a very complex component, so that the resulting expense is worthwhile only for very large series and adversely allows no flexibility in the die.
  • this very complex die is extremely susceptible to disturbances during the production process for the preform.
  • the three-dimensional preform After the production of the three-dimensional preform this is inserted as near-net shape preformed intermediate product in a press for performing the RTM process.
  • the three-dimensional preform can still be recut before, punched out at predetermined locations or provided with inserts or the like in order to achieve the most precise contour and functionality of the later fiber-reinforced plastic component.
  • the tool halves After inserting the three-dimensional preform into the tool, the tool halves are then closed in a manner known per se and the necessary resin is injected into the cavity of the tool in order to impregnate the fiber structure of the three-dimensional preform and to enclose the fibers. After curing of the resin matrix so the finished fiber-reinforced plastic component, which can be removed from the tool.
  • the draping device used Since an important step in the production of such fiber-reinforced plastic components is already in the production of the three-dimensional preform, the draping device used has a decisive share in the quality of the later component.
  • the above-described draping devices according to the prior art have the mentioned disadvantages.
  • the object of the present invention is now to provide an improved draping device, which avoids these disadvantages in particular. According to the invention this object is achieved by a draping device with the features in the characterizing part of claim 1. Further advantageous embodiments of the draping device according to the invention and its use will become apparent from the dependent claims.
  • the draping and / or fixing die or draperies have different surface roughness and / or friction values on their surface facing the preform and / or different regions of this surface of at least one draping and / or fixing die. Additionally or alternatively, the die may also have areas with different surface roughness and / or different coefficients of friction on their surface facing the preform. In the case of the draping device according to the invention, it is thus provided that either different punches with different surface roughness or friction coefficients are formed, or the one and the same punches, in particular if the stamper has a correspondingly complex shaping of its surface facing the preform, has different surface roughness or friction values.
  • the matrix can also be designed in different regions such that it has different surface roughness or friction coefficients.
  • the surface roughness can be detected by metrology, for example by roughness depth, in particular in the form of an average roughness depth, and produced correspondingly in terms of manufacturing technology with regard to the desired values.
  • punches or other areas of the punch or die may accordingly be provided with a surface having high surface roughness and / or higher coefficients of friction for the fibrous material, for example a deliberately roughened surface having, for example, a mechanical corrugation or the like, or a corresponding coating for example, with polyurethane, which causes a much higher coefficient of friction for the fiber material than the already mentioned polytetrafluoroethylene.
  • the various properties of the surface with respect to surface roughness and / or coefficient of friction can be achieved very easily by a different processing of the individual surfaces or partial parts of the surface.
  • At least one of the draping and / or fixing punches is at least partially provided on its surface facing the preform with a resiliently deformable layer or is formed of resiliently deformable material.
  • a resiliently deformable layer may for example be an elastomer layer or the like, which covers the surface of the Drapierstkovs or which is particularly accurately inserted into a cutout so that it forms a flat surface with the remaining areas of the surface of the Drapierstkovs in the deformed state.
  • the draping device it is provided that at least one of the draping and / or fixing punches and / or the die is at least partially coated on the surface facing the preform.
  • the surface properties can be easily changed, for example, by the surface is uniformly machined and then partially coated in a targeted area.
  • the coating may, for example, take place such that the friction and / or the surface roughness is reduced, or, conversely, selective coating may take place in such a way that the friction or the surface roughness is increased, for example by applying a partial polyurethane layer.
  • the surfaces of the at least one draping and / or fixing die facing the preform have different coatings. Different areas of the surface of a single stamp can thus be easily adapted to the different required properties, for example by removing parts of the surface with a friction-reducing coating, for example based on PTFE, and other parts of the surface with a friction-increasing coating, For example, based on polyurethane, are formed. In between, in principle uncoated areas of the surface may remain, which then lie in their properties between the properties of the two coated areas.
  • each draping and / or fixing punch facing the preform is uniformly m substantially constant surface roughness and / or coefficient of friction is formed, wherein a plurality of draping and / or fixing punches are provided with different surfaces.
  • This structure, in which each of the punches is formed with a uniform surface in itself, is particularly easy to produce the punches, because without masking and the like, the surface can be uniformly processed and / or coated.
  • the desired property can still be achieved, for example, by the more outer punch have a rougher surface or have higher coefficients of friction than, for example, the centrally arranged stamp.
  • the fiber material of the later preform is retained accordingly in the edge region of the die and must be drawn and pressed against the larger frictional force in the region of the outer die of the Drapierstkovn inside, which have a corresponding surface with low friction in the die. This results in a very clean preform, without the significant risk of wrinkling or the like.
  • At least one of the draping and / or fixing has a direction of movement to the corresponding surface of the die, which from the vertical on the corresponding surface of the die or a deviates from this mediating plane.
  • the oblique movement in particular in combination with a resiliently deformable surface of the punch, generates when moving the punch a transverse movement of the fibers or fabric layers on the surface of the die, whereby wrinkles are smoothed and, optionally, alternatively or additionally, a reorientation of the fibers is achieved.
  • This is especially true in combination with the already mentioned elastically deformable material, since then in particular by the residual stroke, which is achieved by utilizing the elasticity, such a transverse movement can be achieved with otherwise already fixed fiber material of the stack of fabric layers.
  • Showing: 1 is a schematic representation of an industrial plant for the production of fiber-reinforced molded parts with a previous production of three-dimensional preforms.
  • FIG. 1 In the illustration of Figure 1 is very highly schematic an industrial plant 1 can be seen, which ultimately serves to produce a fiber-reinforced molding 2 by means of a RTM process in a tool 3 in a press 4.
  • the fiber-reinforced molded part 2 is produced from a preform 5, which is preformed in a three-dimensionally close-to-net shape and which has previously been produced in some schematically illustrated steps.
  • the starting base for the preform 5 is a fiber material, for example in the form of a fabric layer, a fiber fabric or the like. This can be made available, for example, as a roll product via an indicated roller 6.
  • a single fabric layer or mat which is not explicitly shown here, is then cut from the roll goods by means of a cutting device 8. Subsequently, this fabric layer is fed via a suitable transport device, which is indicated in principle in the illustration of Figure 1 only by curved arrows, an indicated device 9, in which binder is applied to the fabric layer. This can be done for example by spraying, rolling, dipping or the like. Alternatively to this procedure with the device 9 for applying binder, it would also be possible to preimpregnate the fiber material with a corresponding binder, so that this step can be omitted. However, this is familiar to the person skilled in the art from the general state of the art, so that it need not be discussed further here.
  • the fabric layer passes to a stacking device 10, in which the individual fabric layers are stacked to form a stack of fabric layers 11 indicated here. It can also be a stapling, sewing or otherwise connecting the individual layers of fabric at locations where this is useful and necessary for design reasons, can be provided.
  • the fabric layers typically have a near-net shape after cutting in the cutter 7. Nevertheless, even after the stacking of the fabric layers to the stack 11 in the stacking device 10 further trimming, punching out openings or the like can be made, if desired or required.
  • the stack 11 After the stack 11 has been prepared in this way, in the exemplary embodiment shown here it enters a heating device 12 in which, as indicated here, it is guided via a transport means through an oven, a line with infrared radiation or the like.
  • the stack 11 is thus preheated and the typically thermally activatable binder is activated or liquefied so far that the stack 11 still has a high degree of flexibility, but the fabric layers processed in the stack 11 adhere to one another during cooling.
  • the core functionality in the production of the three-dimensionally preformed preform 5 now comes to the draping device 13 shown in the next step.
  • the draping device 13 in this case has a die 14, which images the later form of the three-dimensionally preformed preform 5.
  • the stack 11 of fabric layers is now pressed into the shape of this matrix 14 and typically cools by the metallic material of the matrix 14, which is highly thermally conductive and dissipates heat from the stack 11 of the fabric layers ,
  • the binder hardens and there is the three-dimensionally preformed preform 5, which is already formed in its shape near net shape and the shape of the die 14 and the punch 15 follows.
  • the punches 15 can be used, which hold the fiber material, and / or in particular punches 15 are used as Drapierstkov, which serve for moving the fiber material, for example in the recesses of the die 14.
  • the preform 5 is as far as dimensionally stable by the cured binder, that this, without losing its shape, at least further transported and optionally stored. However, it has not yet reached its final shape and hardness, this will only be achieved in the subsequent RTM process.
  • the thus preformed in the drapery 13 and ideally glued and hardened in her stack 11 then forms the preform 5, which, as already described above, the press 4 for the RTM process can be supplied.
  • each individual one of the punches 15 may have areas on its surface 16 with specifically different surface roughness or friction coefficients. Ideally, however, the surfaces 16 of the punches 15 are largely homogeneous in themselves, while different punches 15 have different surface roughness or friction values.
  • the two smaller stamps 15 arranged outside have a higher surface roughness or higher coefficients of friction on their surfaces 16 so as to retain and tension the material of the stack 11 from woven layers. Accordingly, the surfaces with the larger surface roughness or the higher coefficients of friction are denoted by 16 *.
  • the central punch 15 presses or pulls the material of the stack 11 into the recess of the die 14.
  • the central punch 15 has a correspondingly good surface quality with very low surface roughness or a very low coefficient of friction, so that the material slides on it particularly well. Its surface is designated 16 ', it could for example be polished. Fundamentally as an alternative to, but in particular in addition to, the surface of the die 14, which is designated 17 in FIG.
  • the surface roughness or friction coefficients must be adapted accordingly to the fiber material used, for example the carbon fibers in a carbon fiber-reinforced molded part 2.
  • a processing can be carried out in such a way that the surface has microscopic or even macroscopic corrugations so as to achieve adherence of the fibers to the surface 16, 17.
  • the fiber material is thereby retained and can be tensioned by the central punch 15 accordingly. As a result, the risk of edges, wrinkles or wrinkles in the material of the stack 11 is significantly reduced.
  • each outer punch 15 such a coating would have to produce a higher coefficient of friction with respect to the fibers of the fiber material than, for example, the surface of the central punch 15 or a coating applied thereto.
  • Conceivable coatings would be in the region of the outer dies 15, for producing a higher coefficient of friction, for example coatings of polyurethane, which have a comparatively high coefficient of friction for the fibers.
  • the central punch 15 could accordingly have a friction-reducing coating, for example based on polytetrafluoroethylene.
  • surfaces 16, 17 with different surface roughness and / or friction values thus allows a targeted "flow" of the material of the stack 11 between the surface 17 of the die 14 and the surface 16 of the respective punch 15, so very targeted by a suitable coating or Processing of the surfaces 16, 17, the uniform and crease-free feeding of the fiber material into the recesses of the matrix 14 can take place.
  • the surface 16 is provided at least one punch 15 with a resiliently deformable layer or the entire stamp 15 is formed of resiliently deformable material.
  • a deformable elastomer can be inserted into a cutout in a punch 15 formed of metal or plastic, in particular such that in the deformed state a flat surface of the punch 15 is achieved between the area with the elastomer and the adjacent areas.
  • a surface 16 * with higher coefficient of friction when using rubber or rubbery materials is then simultaneously achieved a surface 16 * with higher coefficient of friction.
  • the two punches 15 adjacent to the central punch 15 are provided, in addition to their surface 16 *, with greater roughness or a higher coefficient of friction for the fiber material with a resiliently deformable material, for example as described above, then after the actual infeed via the through The elasticity achievable residual stroke achieved a transverse movement of the material of the stack 11 in the example of Figure 3 to the outside, so that wrinkles easily eliminated and, if necessary, a voltage or reorientation of the fibers can be achieved.
  • the surface 17 of the matrix 14 and the surface 16 'of the central punch 15 are designed to be correspondingly smooth, then the material can simply flow in, so as to ensure an ideal contact with the surface 17 of the matrix 14.
  • the two externally arranged stamp 15 accordingly.
  • the punches 15 have actuators 18 which are suitable for moving the punches in the direction of or away from the die 14. Depending on the orientation of the actuators 18 and the Drapiergeometrie thus results during draping also a corresponding component of movement of the stack 11 in or parallel to the surface of the die.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Moulding By Coating Moulds (AREA)
  • Reinforced Plastic Materials (AREA)

Abstract

L'invention concerne un dispositif de drapage (13) pour la réalisation d'une préforme (5) tridimensionnelle en matériau fibreux, comprenant une matrice (14) reproduisant la forme tridimensionnelle de la préforme (5), un ou plusieurs poinçons (15) pour le drapage et/ou la fixation, qui sont configurés pour coopérer avec la matrice (14). L'invention est principalement caractérisée en ce que différents poinçons (15) présentent sur leur surface (16) dirigée vers la préforme (5), et/ou en ce que différentes zones de cette surface (16) sur au moins un poinçon (15) présentent différentes rugosités et/ou différents coefficients de frottement; et/ou en ce que la surface (17) de la matrice (14) dirigée vers la préforme (5) présente des zones présentant différentes rugosités de surface et/ou différents coefficients de frottement.
PCT/EP2014/069199 2013-09-09 2014-09-09 Dispositif de drapage pour la réalisation d'une préforme tridimensionnelle en matériau fibreux WO2015032982A2 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ATGM9028/2014U AT15268U1 (de) 2013-09-09 2014-09-09 Drapiervorrichtung zum Herstellen eines dreidimensionalen Vorformlings aus Fasermaterial
EP14766138.3A EP3043984A2 (fr) 2013-09-09 2014-09-09 Dispositif de drapage pour la réalisation d'une préforme tridimensionnelle en matériau fibreux

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102013109854.1 2013-09-09
DE201310109854 DE102013109854A1 (de) 2013-09-09 2013-09-09 Drapiervorrichtung zum Herstellen eines dreidimensionalen Vorformlings aus Fasermaterial

Publications (2)

Publication Number Publication Date
WO2015032982A2 true WO2015032982A2 (fr) 2015-03-12
WO2015032982A3 WO2015032982A3 (fr) 2015-05-21

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PCT/EP2014/069199 WO2015032982A2 (fr) 2013-09-09 2014-09-09 Dispositif de drapage pour la réalisation d'une préforme tridimensionnelle en matériau fibreux

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Country Link
EP (1) EP3043984A2 (fr)
AT (1) AT15268U1 (fr)
DE (1) DE102013109854A1 (fr)
WO (1) WO2015032982A2 (fr)

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US20160236425A1 (en) * 2015-02-13 2016-08-18 The Boeing Company Roughened tool surfaces for thermoset composite layups and systems and methods including the same
DE102017214385A1 (de) * 2017-08-18 2019-02-21 Bayerische Motoren Werke Aktiengesellschaft Resin-Transfer-Molding-Werkzeug oder Nasspress-Werkzeug
DE102017214387A1 (de) * 2017-08-18 2019-02-21 Bayerische Motoren Werke Aktiengesellschaft Umformwerkzeug

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DE102016102689B4 (de) * 2016-02-16 2021-02-25 Dieffenbacher GmbH Maschinen- und Anlagenbau Verfahren und Vorrichtung zur Herstellung von dreidimensionalen Vorformlingen im Zuge der Herstellung von faserverstärkten Formteilen und Vorformling
DE202016104843U1 (de) 2016-09-02 2017-11-03 Dieffenbacher GmbH Maschinen- und Anlagenbau Drapiervorrichtung zur Herstellung eines dreidimensionalen Vorformlings
DE102016116418A1 (de) 2016-09-02 2018-03-08 Dieffenbacher GmbH Maschinen- und Anlagenbau Verfahren und Drapiervorrichtung zur Herstellung eines dreidimensionalen Vorformlings
DE102018206191A1 (de) * 2018-04-23 2019-10-24 Bayerische Motoren Werke Aktiengesellschaft Werkzeug zur Herstellung von faserverstärkten Kunststoffformteilen und Verfahren zur Herstellung eines faserverstärkten Kunststoffformteils
AT523380B1 (de) * 2020-08-28 2021-08-15 Gfm Gmbh Verfahren und Vorrichtung zum Herstellen eines Versteifungsprofils

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