EP3529061A1 - Dispositif pour recevoir des bandes et dispositif de pose de bandes - Google Patents

Dispositif pour recevoir des bandes et dispositif de pose de bandes

Info

Publication number
EP3529061A1
EP3529061A1 EP17791646.7A EP17791646A EP3529061A1 EP 3529061 A1 EP3529061 A1 EP 3529061A1 EP 17791646 A EP17791646 A EP 17791646A EP 3529061 A1 EP3529061 A1 EP 3529061A1
Authority
EP
European Patent Office
Prior art keywords
tapes
laying
tape
box
opening
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.)
Withdrawn
Application number
EP17791646.7A
Other languages
German (de)
English (en)
Inventor
Matthias Graf
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.)
Dieffenbacher GmbH Maschinen und Anlagenbau
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
Publication of EP3529061A1 publication Critical patent/EP3529061A1/fr
Withdrawn legal-status Critical Current

Links

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
    • B29C70/30—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
    • B29C70/38—Automated lay-up, e.g. using robots, laying filaments according to predetermined patterns
    • B29C70/386—Automated tape laying [ATL]

Definitions

  • the present invention relates to a device for receiving tapes according to the preamble of claim 1 and to a tape laying device according to claim 13
  • Lightweight potential while being characterized by its high strength and very high structural rigidity. The latter is an important criterion in automotive engineering, for example.
  • the former usually include P reforming units, press units and possibly injection units as well
  • Post-processing units the latter the corresponding automation for preform handling, tool cleaning, component removal and the like.
  • the automatable production of the preform represents a key technology in the manufacturing process of continuous fiber reinforced fiber composite components
  • Sheets such as fiber fabrics, fiber knits, fiber fabric or fiber mats used.
  • the matrix of fiber-reinforced plastics has the task of embed the heavy-duty fibers (support function) and completely fill their gap (blocking function).
  • binder materials and / or matrix materials can be used materials from the groups of thermoplastics or thermosets and optionally additional elasticizing components, such as elastomers, which in the strength, the maximum elongation, the operating temperature, the processing speed and the Distinguish chemical resistance.
  • Thermosetting molding compounds can be plasticized by the action of temperature, are malleable at this moment and then cure irreversibly under pressure and temperature.
  • the thermoplastics or thermosets and optionally additional elasticizing components, such as elastomers, which in the strength, the maximum elongation, the operating temperature, the processing speed and the Distinguish chemical resistance.
  • Thermosetting molding compounds can be plasticized by the action of temperature, are malleable at this moment and then cure irreversibly under pressure and temperature.
  • the elasticizing components such as elastomers
  • thermosets also called thermosets
  • Thermoplastics consist of the elastomers and thermosets (also called thermosets) after processing, d. H. in the ready-to-use state, of more or less strongly cross-linked macromolecules, which are generally neither fusible nor soluble.
  • a "tape” is preferably to be understood as meaning any type of web-shaped material, in particular a prepreg material, which for example has a width between 30 and 200 mm, which is suitable for being deposited by means of a tape-laying device.
  • fiber yarns (rovings) fiber scrims and / or fiber fabrics are meant which wets with a binder and / or with a matrix, for example a thermosetting or thermoplastic matrix, partially or completely impregnated, in particular pre-impregnated, are.
  • fibers are, in particular, carbon fibers, but the term “fibers” likewise includes glass fibers or other fibers, in particular natural or man-made fibers.
  • the tape can be arranged on a carrier material, in particular a carrier film or a carrier paper, which dissolves during the laying of the tape for building the laminate from the carrier material, wherein the carrier material by means of a suitable device of the tape laying device eliminated, for example, wound.
  • a carrier material in particular a carrier film or a carrier paper, which dissolves during the laying of the tape for building the laminate from the carrier material, wherein the carrier material by means of a suitable device of the tape laying device eliminated, for example, wound.
  • An exemplary tape laying apparatus is known from document WO 2014/083196 A1, which describes a tape laying apparatus configured with two laying head units.
  • the laying head units are arranged so that they are accessible to a single laying table.
  • the laying head units are independent of each other and each configured with its own material feed unit, cutting device, gripping means with associated linear drive, guideways and tape stitching unit.
  • a belt section can be drawn to length, positioned in guideways and stapled in place with the first laying head unit on the part to be produced, while at the same time the next section of belt is lengthwise pulled and positioned on the second laying head unit in the guideways.
  • the laying table conveys the part to be produced to the second laying head unit, during which the next band portion is prepared and positioned to be adhered to the part to be produced.
  • the US 8.048.253 B2 also describes a tape laying device with a
  • Laying head wherein a tape tape material is fed to a cutting device which separates a tape strip or a tape, which is then placed with the laying head on the working surface of a laying table.
  • the tape tape material and the separated tape are guided in the laying head in each case in guide rails, which are arranged on both sides of the tape or the tape, wherein the edges of the tape or the tape in grooves in the guide rails
  • the tapestry to be produced which is achieved successively on the laying table by the filing of the individual tapes, usually comprises a plurality of stackings, the fiber orientation of which differs from stacking to stacking. So that the tapes can be placed on different places and with different orientations on the laying table, it is necessary a translatory and often also a rotary movement of the laying table. But especially with the rotation of the
  • a device for receiving tapes comprising a vacuum generator for generating a negative pressure; a laying table having a table top for receiving tapes on the table surface of the table top and at least one table leg, the table surface having apertures operatively connected to the vacuum generator; as well as at least one device for translational and / or rotational movement of the laying table and / or the table top, wherein the device for translational and / or rotational
  • Movement is arranged between the table surface and the vacuum generator, wherein at least one fluid connection for passing the negative pressure from the vacuum generator to the openings in the table surface is arranged in and / or by the at least one device for translational and / or rotational movement.
  • the aforementioned invention now makes it possible to provide the openings in the table surface largely free of hose connections with a negative pressure, since a fluid connection via the devices already present in the device for translational and / or rotational movement of the Legeticians and / or the table top takes place.
  • the central fluid connection via a device for rotational movement of the Legeticians and / or the table top allows the Legetisch and / or the table top unlimited, and thus over an angle of 360 ° addition to move, since the present in the art hose connections, which have a finite length, can be omitted to supply the openings with negative pressure.
  • a preferred embodiment of the invention is characterized in that in the at least one device for translational and / or rotational movement, a first opening is arranged, which is in fluid communication with the openings of the table top, and at least one second opening, which in fluid communication with the
  • Vacuum generator is.
  • the fluid connection of the first opening and the second opening is operatively connected in and / or via the device for translational and / or rotational movement.
  • the fluid connection between the first and the second opening can be done in many ways.
  • at least one hose can be arranged to form the fluid connection. However, this hose runs within the devices for translational and / or rotational movement.
  • Vacuum generator and the openings are.
  • the means for translational and / or rotational movement thus form part of the pipe system for the negative pressure from the vacuum generator to the openings.
  • translational movement or a device for rotational movement.
  • two devices are preferably present which can be operated separately from one another.
  • the means for translational and / or rotational movement comprise a first part and a second part, which are movable relative to each other.
  • the organization and division of the devices for movement in at least two parts allows movement of one part while the other part can be arranged stationary. By fixing a part of this can be connected, for example, with fixed pipe connections with the vacuum generator, which, however, still allows a free movement through the first part.
  • the first part and the second part of the devices for translational and / or rotational movement are sealed against each other.
  • sealing which can be done for example via a seal, it can be achieved that in a fluid connection through the means for moving the negative pressure can also be maintained and there are no leaks and false flows.
  • the translational device comprises a box comprising
  • a preferred embodiment provides that in the plate, the second opening, preferably stationary, is arranged, which remains during movement of the box within the side walls of the box. Thus, the sidewalls of the box can not move beyond the second opening and expose them. This is necessary that always a seal against the vacuum generator is guaranteed.
  • the rotary device comprises a rotary bearing as the first part and the table top or the distribution box or the table leg or the translatory device as the second part.
  • the arrangement of the pivot bearing depends on the circumstances of the entire device. In a pure rotational movement, the arrangement can be done almost anywhere between the openings and the vacuum generator. On the other hand, a translational movement is also possible be so, the arrangement is to be chosen so that in any movement the
  • a central bore in the table leg is part of the fluid connection via which there is an operative connection of the first opening to the second opening.
  • a central bore offers the advantage that, for example, the table leg can be rotatably mounted and can be rotated indefinitely through the central bore without separating the fluid connection between the openings and the vacuum generator.
  • a distribution box for distributing the negative pressure over the openings in the table surface is arranged between the table surface and the device for translational and / or rotational movement or the second opening. Via the distribution box, the supply of negative pressure to the individual openings or table segments can be controlled. If necessary, it is also possible to add or remove individual openings or table segments in order to ultimately optimize the overall energy requirement.
  • a further solution relates to a Tapelevornchtung comprising a feeder for supplying tapes, a laying device for receiving tapes from the feeder and depositing the tapes on a device for receiving tape, wherein the device for receiving tapes may be as stated above.
  • the tape device further comprises a material feed unit for feeding tape material, in particular tape tape material, and a cutting device for cutting the tape material into individual tapes.
  • Fig. 1 is a Tapelegevornchtung
  • Fig. 2 shows an inventive device for receiving tapes in a
  • Fig. 4 shows the arrangement for sealing the device according to the invention
  • FIG. 1 shows a tape laying device 1 for producing fiber-reinforced components and reinforcing structures for fiber-reinforced components in a schematic cross-sectional view.
  • a tape material 2 which is preferably provided as a tape tape material, for example, wound on a reel 3, unwound from the spool 3 and fed to a feeder 8.
  • a drive device 6 is arranged in front of the feed device 8, which in this embodiment has a pair of drive rollers, the one
  • Roller drive also referred to as lack drive form, which ensures the transport of the tape material 2.
  • the drive rollers of the drive means 6 are driven by one or more motors (not shown) under the control of a control device (not shown), so that the tape material 2 at a desired speed and / or a desired length in the
  • Feed device 8 "pushed” and is supplied in such a way.
  • the buffer system 5 can be designed as a dancer system, which causes a supply of tape by means of one or more spring systems.
  • the tape material 2 by means of a cutting device 7, which is designed for example as a cutting blade, cut to separate from the tape material 2 individual tapes 20 each have a desired length.
  • a cutting device 7 which is designed for example as a cutting blade, cut to separate from the tape material 2 individual tapes 20 each have a desired length.
  • the buffer system 5 can also compensate for this brief braking or stopping the movement of the tape material 2.
  • the cutting device 7 or the cutting blade is angularly adjustable, so that not only cuts can be made transversely to the tape direction of the tape material 2, but by means of a corresponding
  • Adjustment of the cutting device 7 by an angle of, for example, ⁇ 45 ° relative to the transverse direction of the tape material 2 and tapes 20 can be cut, which are cut to a corresponding desired angle.
  • tape material 2 are already supplied as tapes 20 present in the feeder 8 and cutting to tapes 20 at this point no longer necessary.
  • a cutting device 7 may also be arranged outside of the actual tape laying device and come as a feeding device in addition to conveyor belts any kind of
  • both the feed device 8 and the laying device 1 1 are equipped with one or more transport belts 9, 12 guided around deflection rollers 10, 13 as transport means.
  • the individual tapes 20 are each transported "hanging" in the laying device 1 1.
  • the laying device 11 is provided with one
  • Vacuum device 14 provided which necessary for the transport
  • the vacuum device 14 is connected to the conveyor belt 12 of the laying device 1 1, that sucked through the conveyor belt 12 through air and a negative pressure can be built up, for example by a plurality of openings are provided in the conveyor belt 12, through which the air is sucked can.
  • a conveyor belt 12 may be used, for example of a fabric material, so that the mesh of the fabric material the
  • the laying device 1 1 is arranged above a laying table 15.
  • the laying table 15 comprises a table surface 16 having a plurality of openings 34 which are in operative connection with a (not shown) vacuum device 27, so that via the openings 34, air or other gaseous media to produce a
  • Vacuum can be sucked.
  • the laying table 15 or the table top 17 can be subdivided into a plurality of table segments 18, which each comprise a plurality of openings 34.
  • the individual table segments 18 can be switched on and off so as to minimize the use of energy and to avoid unwanted air currents.
  • the laying table 15 and / or the laying device 1 1 can be moved in the vertical direction relative to each other so that the laying device 1 1 can place and place at least one individual tape 20 on the laying table 15.
  • a linear guide (not shown) may be provided, by means of which the
  • Laying device 1 1 can be lowered in the vertical direction on the Legetisch 15 to the tape 20 on the table surface 16 of the Legeticians 15, or one previously formed on the table surface 16 of the Legeticians 15
  • Tapelegevoriques 1 may be preferably provided that the corresponding units are provided in accordance with multiple execution.
  • two coils 3 may be provided, of which by means of two drive means 6 with a total of two pairs of drive rollers two strands of a tape material 2 withdrawn and fed to two respective cutting means 7, where separated by means of two cutting blades two respective tapes 20 and by means of two
  • Feeding devices 8 are fed to two laying devices 1 1. By means of the two laying devices 1 1 thus two tapes 20 can be placed and stored simultaneously on the laying table 15.
  • ultrasound devices or other stapling devices are attached to the or the underlying stacking layers, for example by
  • Plasticizing or at least partially consolidated with the underlying stacking layer (s) to form a laminate. This procedure can be for each additional
  • Tapelage be repeated.
  • Staplers in particular ultrasound devices incorporated in the
  • Laying devices 1 1 are provided.
  • the first layer of tape 20, which is stored on the laying table 15, is at the table surface 16 by means of a
  • FIG. 2 shows an embodiment of a device for receiving tapes 20.
  • the device comprises a laying table 15, which is composed of a table top 17, which can be subdivided into a plurality of table segments 18, and a table leg 19.
  • the table surface 16 of the table top 17 in this case has openings 34, to which a negative pressure is applied to the table surface 16 deposited Fix tapes 20 at a place that has been taken off.
  • Embodiment a distribution box 21, via which the negative pressure, which is supplied centrally via a first opening 31, to the individual openings 24 and the table segments 18 is passed.
  • the first opening 31 may also be arranged directly on the table top 17, for example if the table top 17 is not subdivided into table segments 18.
  • the device for receiving tapes further comprises a box 22 which is arranged on a plate 23.
  • a second opening 32 In the plate 23, which is supported by means of supports 30 against the ground, there is a second opening 32, which communicates with a feed 24.
  • a vacuum generator 27 (not shown in Fig. 2), which ultimately generates the necessary negative pressure for holding tapes 20 on the table surface.
  • the laying table 15 or at least the table top 17 can move in a translatory and rotational manner. This can often be achieved with less effort than equipping the complete laying device 11 with corresponding degrees of freedom.
  • E, E1, E2 are arranged, which the Legetisch 15 and der
  • Table top 15 give the necessary degrees of freedom. There may be devices E1 for translational movement and also devices E2 for rotary
  • a single device E which combines one or both forms of motion, is also included in this embodiment.
  • the number of devices E, E1, E2 is also determined by the respective degrees of freedom of the devices E, E1, E2.
  • the device E1 thus comprises two parts, box 22 and plate 22, wherein one part is movable relative to the other part.
  • the box 22 includes several
  • the plate 23, which is arranged stationary, in this case forms a bottom, over which the box 22 can slide.
  • an opening 32 is further arranged, via which via a feed 24 a direct connection to the Vacuum generator 27 is.
  • the opening 32 is in this case arranged fixed in the plate 23 and the box 22 can move freely through this opening 32, whereby in the box 22 itself, there is also a negative pressure.
  • the movement of the box 22 is limited only insofar as the side walls of the box 22 can be moved to the opening 32, but not over this opening 32, otherwise the fluid connection between the box 22 and the vacuum generator 27 via the supply 24 would break off and via the supply 24 air would be drawn from the environment.
  • a sufficient translational movement of the box 22 of the device E1 can be achieved, which may be for example 4 m.
  • an opening 33 is also arranged in the box 22 of the device E1.
  • This opening 33 also referred to as the third opening 33, opens directly to the table leg 19 of the Legeticians 15.
  • About a central hole in the table leg 19 and a further opening 31, which connects the junction box 21 with the table leg 19 can a continuous fluid connection between the openings 34 and the vacuum generator 27 are achieved, which allows the laying table 15 and the table top 17 to translate.
  • a device E2 can also be arranged for the rotational movement.
  • Device E2 can be arranged in the present embodiment at several points within the device for receiving tapes 20.
  • the device E 2 for a rotary movement comprises at least two parts, wherein a part is formed by a pivot bearing, which is usually arranged stationary.
  • the second part of the device E2 can be formed, for example, by the
  • Table leg 19 or the distribution box 21 or the translatory device El In Figure 2, the pivot bearing could for example be arranged on the box 22 above the opening 33 and the entire Legetisch 15 and the table leg 19 could be stored thereon.
  • the table leg 19 could thus be a free
  • Table top 17 and the vacuum generator 27 via the means E, E1, E2 for translational and / or rotational movement hose connections can be substantially avoided or significantly reduced. On the one hand, this has an effect on the vacuum generator 27, which can work more efficiently due to the shorter hose lengths. On the other hand, also reduce maintenance costs for the control of the connections.
  • FIG. 3a and 3b further embodiments of a device according to the invention for receiving tapes 20 are shown in a plan view.
  • the figures branch a laying table 15 comprising a table top 17, which on a
  • Table leg 19 is arranged.
  • the table top 17 in turn has a table surface 16, in which a plurality of openings 34 is arranged.
  • a subdivision of the table top 17 into a plurality of table segments 18 may optionally be provided, but is not shown in the figures 3a, 3b.
  • a representation of a distribution box 21 has been omitted for the sake of clarity, but this element can optionally also be arranged.
  • a box 22 is arranged, which can slide over a plate 23.
  • the box 22 is connected via one or more guides 26 with the
  • a guide could also be arranged on the laying table 15 or a component of the laying table 15, so that a guide of the box 22 by a firm connection of the box 22 with the Legetisch 15 takes place.
  • the table leg 19 of the Legeticians 15 is stored on the box 22, in turn, the table leg 19 of the Legeticians 15 is stored.
  • Table surface 16 stored tapes 20 also remain in their stored position under active negative pressure.
  • the vacuum generator 27 is, as shown in Fig. 3a directly connected to the feed 24 via a connection 35 and feeds the negative pressure directly into the feed 24 a. This arrangement and connection is particularly recommended if the vacuum generator 27 can be arranged directly next to the device for receiving tapes 20. Alternatively, it would also be a direct link from
  • the feed 24 offers the advantage that the opening 32 can be designed with a larger area and the differences in the flow rates between the individual sections can be minimized.
  • FIG. 3b an alternative connection between vacuum generator 27 and the feeder 24 is shown.
  • the longitudinal members 25 allow the line of negative pressure over a relatively large cross-section.
  • a nose is provided on a side wall of the box 22, which forms a cavity between it and the side wall of the box 22.
  • the formed cavity serves to receive a seal 28, which is preferably arranged completely circumferentially around the box 22.
  • a gap is formed, so that the box 22 floats over the plate 23 and a seal to the environment, which is necessary when a negative pressure via the box 22 is necessary, via the seal 28.
  • You seal 28 is formed and the material of the seal 28 is selected so that the sliding friction of her and the plate 23 is minimal when the box 22 is moved over the plate 23.
  • a spring element 29 is further arranged in the cavity between the nose and side wall above the seal 28, which is a certain play at different pressure differences between
  • the spring element 29 may be formed, for example, as a circumferential round cord, which consists of an elastomer.

Landscapes

  • Engineering & Computer Science (AREA)
  • Robotics (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Mechanical Engineering (AREA)
  • Treatment Of Fiber Materials (AREA)

Abstract

L'invention concerne un dispositif pour recevoir des bandes (20), comprenant un générateur (27) de dépression destiné à produire une dépression ; une table de pose (15), présentant une plaque de table (17) destinée à recevoir des bandes (20) sur la surface (16) de la plaque de table (17) et au moins un pied (19) de table, la surface (16) de table présentant des ouvertures (34) qui sont en liaison active avec le générateur (27) de dépression ; ainsi qu'au au moins dispositif (E) pour le mouvement en translation et/ou en rotation de la table de pose (15) et/ou de la plaque de table (17), le dispositif (E) étant disposé entre la surface (16) de table et le générateur de dépression (27). L'invention est caractérisée en ce qu'au moins une liaison fluidique, destinée à faire passer la dépression du générateur (27) de dépression vers les ouvertures (34) dans la surface (16) de la table, est disposée dans et/ou à travers ledit au moins un dispositif (E). L'invention concerne en outre un dispositif de pose de bandes, qui présente au moins un dispositif pour recevoir des bandes.
EP17791646.7A 2016-10-19 2017-10-19 Dispositif pour recevoir des bandes et dispositif de pose de bandes Withdrawn EP3529061A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102016119954.0A DE102016119954A1 (de) 2016-10-19 2016-10-19 Vorrichtung zur Aufnahme eines Tapes und Tapelegevorrichtung
PCT/EP2017/076747 WO2018073361A1 (fr) 2016-10-19 2017-10-19 Dispositif pour recevoir des bandes et dispositif de pose de bandes

Publications (1)

Publication Number Publication Date
EP3529061A1 true EP3529061A1 (fr) 2019-08-28

Family

ID=60191365

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17791646.7A Withdrawn EP3529061A1 (fr) 2016-10-19 2017-10-19 Dispositif pour recevoir des bandes et dispositif de pose de bandes

Country Status (3)

Country Link
EP (1) EP3529061A1 (fr)
DE (1) DE102016119954A1 (fr)
WO (1) WO2018073361A1 (fr)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3880048A (en) * 1972-04-07 1975-04-29 Sanford S Zimmerman Apparatus for cutting irregular edge contours in relatively flat workpieces
US4208238A (en) * 1977-07-11 1980-06-17 Grumman Aerospace Corporation Gantry for use in the manufacture of laminar structures
US4468017A (en) * 1982-05-07 1984-08-28 The Gerber Scientific Instrument Company Vacuum zone control valve
US4646911A (en) * 1985-09-05 1987-03-03 Gerber Garment Technology, Inc. Conveyorized vacuum table for feeding sheet material
DE9204704U1 (fr) * 1992-04-02 1992-06-25 Kohlmeyer, Peter, 2053 Talkau, De
US8048253B2 (en) * 2007-09-26 2011-11-01 Fiberforge Corporation System and method for the rapid, automated creation of advanced composite tailored blanks
EP2925509B1 (fr) 2012-11-30 2016-10-05 DIEFFENBACHER GMBH Maschinen- und Anlagenbau Procédé et machine de pose destinés à la pose et à la fixation de sections de bande sur une pièce à fabriquer
CN105579221B (zh) * 2013-03-12 2018-06-08 迪芬巴赫机械工程有限公司 用于制造先进复合部件的方法和系统

Also Published As

Publication number Publication date
DE102016119954A1 (de) 2018-04-19
WO2018073361A1 (fr) 2018-04-26

Similar Documents

Publication Publication Date Title
EP3509830B1 (fr) Procédé et dispositif de pose de bande comportant un dispositif de coupe pivotant
EP2140052B1 (fr) Dispositif d'ecartement servant a ecarter des faisceaux de filaments de fibres, et dispositif correspondant de fabrication de préformes
EP3377308B1 (fr) Installation de fabrication pour poser des bandes de fibres
EP3386735B1 (fr) Dispositif de dépôt pour des mèches de fibres
EP3529185B1 (fr) Dispositif et procédé de pose de bande permettant une pose flexible et rapide de bandes de différentes largeurs
EP3000572A1 (fr) Tampon élastique d'application de fibres
EP3077166A1 (fr) Mécanisme de découpage à cylindres et procédé de découpage d'une matière fibreuse en segments
DE202016105889U1 (de) Vorrichtung zur Aufnahme von Tapes und Tapelegevorrichtung
DE102013224835A1 (de) Walzenschneidwerk zum Trennen von Fasermaterial in Abschnitte
EP3509976B1 (fr) Dispositif de préhension et procédé de préhension pour saisir une bobine
WO2018078141A1 (fr) Procédé et dispositif de pose de bandes permettant de réaliser un stratifié au cours de la production de préformes
DE202016106067U1 (de) Tapelegevorrichtung zum Aufbau eines Laminats im Zuge der Herstellung von Vorformlingen
EP3529061A1 (fr) Dispositif pour recevoir des bandes et dispositif de pose de bandes
AT517186B1 (de) Greifer mit zumindest einem Klemmelement
DE202016104946U1 (de) Greifvorrichtung zum Greifen einer Bandspule
DE202016001601U1 (de) Vorrichtung zum Herstellen eines Rovingbands und/oder zum Herstellen eines faserverstärkten Verbundwerkstoffes
DE202016104945U1 (de) Tapelegevorrichtung zum simultanen Legen von Tapes mit variablem Abstand
DE202017105285U1 (de) Tapelegevorrichtung mit selektiver Einschneideeinrichtung
DE202016105858U1 (de) Legetisch zur Aufnahme eines Materials
EP3509829B1 (fr) Dispositif de pose de bandes et procédé de pose de bandes permettant la pose d'une bande à une distance variable
DE102016119902A1 (de) Legetisch zur Aufnahme eines Materials
WO2018073352A1 (fr) Dispositif de pose de bandes et procédé de pose de bandes pour la pose souple et rapide de bandes présentant une durée de cycle courte
DE202016105861U1 (de) Tapelegevorrichtung zum flexiblen und schnellen Legen von Tapes mit kurzer Zykluszeit
DE202016104965U1 (de) Tapelegevorrichtung
DE102016116874A1 (de) Tapelegevorrichtung und Tapelegeverfahren

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: UNKNOWN

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20190508

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

18W Application withdrawn

Effective date: 20210719