EP3687882A1 - Dispositif de fixation d'une traverse de poste de conduite d'un véhicule - Google Patents
Dispositif de fixation d'une traverse de poste de conduite d'un véhiculeInfo
- Publication number
- EP3687882A1 EP3687882A1 EP18768898.1A EP18768898A EP3687882A1 EP 3687882 A1 EP3687882 A1 EP 3687882A1 EP 18768898 A EP18768898 A EP 18768898A EP 3687882 A1 EP3687882 A1 EP 3687882A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- fastener
- flange
- face
- body structure
- receiving face
- 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- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D25/00—Superstructure or monocoque structure sub-units; Parts or details thereof not otherwise provided for
- B62D25/08—Front or rear portions
- B62D25/14—Dashboards as superstructure sub-units
- B62D25/145—Dashboards as superstructure sub-units having a crossbeam incorporated therein
Definitions
- the present invention relates to a device for fixing a driving station cross member to the body structure of a motor vehicle.
- the cross member of the driving position of a motor vehicle is a generally tubular element which is disposed transversely in the driving position to receive the various organs of the driving position such as air conditioning, the glove box, display screen, or still the steering column of the vehicle.
- a cross is a tubular assembly mechanically welded consisting of sections of tubes and provided with stamped parts. It can include up to forty components.
- the crossbar is generally fixed by means of fasteners at each end of the tubular assembly on the body structure.
- FIG. 1A illustrates, in a perspective view, the cross member as a whole provided with fixing devices with the body structure (not shown here).
- the cross member forms a tubular assembly 1 composed of a set of pipe sections and comprises various parts secured to the pipe sections for receiving the various elements of the driving position, including the steering column.
- a fastening device 2, 3 At each end of said set of tubes is a fastening device 2, 3 between the driving station cross member and the body structure of the motor vehicle.
- FIG. 1B represents, in magnification, one of the ends of the cross member, on the driver's side of the vehicle, and of a said fixing device 3.
- This fastening device 3 comprises a lateral flange 30 fixed by one of its faces against the end of the cross tube, perpendicular to the longitudinal axis of the tube.
- a fastener 31 is in the form of a plate having two opposite faces, and side edges connecting said two opposite faces formed by the thickness of the plate and constituting the slices of the plate.
- Said plate comprises a central flat portion 310 rectangular, and two flat fins 313, 314 respectively at its two lower and upper ends, folded in the extension of said central portion 310.
- This central portion is pierced with two holes of circular or type buttonhole, formed by an upper through hole 312 and a lower through hole 31 1, for the passage of fasteners of the end of the cross member, for example by bolting, with the body structure.
- Said fixing piece 31 is secured by one of its slices (rear lateral edge) to the lateral flange 30, on the face of the flange opposite to that fixed at the end of the tube. crosses.
- Said fixing of the part is generally carried out by flange welding of the wafer of the central portion 310 and the wafer of each fin 313, 314.
- a disadvantage of these fasteners relates to the assembly of three so-called structural components that form the tube of the cross member, the flange and the fastener. This assembly can be weakened because the fastener must withstand all efforts during crash tests and / or the vibration performance of the vehicle. In particular, it presents risks of tearing on the periphery of the buttonhole.
- the invention aims to provide a device for fixing the cross member of the driving position to the body structure of a vehicle that is very strong mechanically, without increasing the number of components.
- it aims to provide a simple, robust alternative that improves the recess between the crossbar of the driving position and the supports with the body structure.
- the invention proposes a device for fixing a tubular cross-member end of a driving position to a body structure of a vehicle comprising a lateral flange secured to one of its faces at one end of the vehicle.
- transverse tube and in its opposite face to a fastener comprising passages for a fastening element to the body structure of the vehicle, said opposite face of the flange forming the receiving face of said fastener, and said fastener is present in the form of a plate with folded parts, having two opposite faces defining a front face and a rear face, and is configured to be fixed facially, by its rear face, to said receiving face of the flange.
- the faces of the piece are defined in that they are the widest; they are much wider than the lateral edges which correspond substantially to the thickness of the plate.
- said fastener comprises a flat central portion which has a rear face which is fixed to the receiving face of the flange, and which extends at each of its lower and upper ends to the front of the defined plane.
- said flat central part by a U-shaped folded wing whose branches are oriented perpendicular to the plane of said receiving face of the flange, and the space between the two branches of the U forms said passage for a fastener element to the structure checkout.
- said passage is adapted to a fastening element to the elongate body structure, in particular of the bolt type.
- each of said wings is extended by a flat end portion forming a fixing lug being fixed to said receiving face of the flange.
- said fastener has a facial width of between 25 and 50 millimeters.
- said space between the legs of the U has a guiding and holding zone of said fixing element.
- said guiding and holding zone is in the form of a narrowing formed by two shoulders arranged vis-à-vis and projecting inwards and at the end of each branch. said U.
- said fastener has a reinforcing rim on its periphery.
- This reinforcement rim is more or less important on the periphery of the component.
- said fixing piece is fixed by welding the rear face of at least its central and end plane portions to the receiving face of the flange.
- Said piece is preferably in the form of a one-piece; said one-piece is advantageously in the form of a plate, in particular a metal plate, with folded or stamped parts.
- the invention also relates to a cross member of a driving position of a vehicle fixed to the body structure by at least one fastening device disposed at the end of the cross member, said device being as defined above.
- the invention also relates to a motor vehicle comprising a driving station cross-member fixed to the body structure by at least one fastening device disposed at the end of the cross member, said cross member being defined above.
- the invention also relates to a method of attaching a tube to a structure with spacing adjustment variables of the tube, said method using a fastener between the tube and the structure as described above.
- FIG. 1A illustrates, according to the prior art, a cross-member of a driving position seen in volume as a whole and provided with fixing devices with the body structure (not shown here),
- FIG. 1B represents a magnified volume view of a device for fixing the crossbar shown in FIG. 1A, according to the prior art,
- FIG. 2 illustrates, in a volume view, a fastening device according to the invention of a cross member of a driving position similar to that shown in Figure 1A with the body structure (not shown here).
- FIG. 3 illustrates, in a partial perspective view of three-quarter front, a fastener of a fixing device according to the invention.
- X is the longitudinal direction towards the rear of the vehicle, directed towards the rear
- Y is the transverse direction oriented towards the right of the vehicle
- Z is the vertical direction towards the top of the vehicle.
- FIGS. 1A and 1B illustrating a prior art have been commented on at the beginning of the description.
- FIG. 2 schematically illustrates, in a perspective view of three-quarter front, a fastening device according to the invention of a cross from a driving position to the body structure (not shown here) of a motor vehicle .
- the tubular cross member 1 ' is composed of a tubular assembly similar to that shown in FIG. 1A, and the fastening device 3' of the tube of the crossmember comprises a lateral flange 30 'similar to that represented in FIGS. 1A and 1B, fixed by one of its faces against the end of the cross tube, perpendicular to the longitudinal axis of the cross tube, axis oriented in the transverse direction Y of the vehicle in the mounted position in the vehicle.
- the fastening piece 32 (FIG. 2) or 32 '(FIG. 3) coming from the flange for fixing the crossbar of the driving position to the body structure of the vehicle is different from that 31 of the prior art shown in FIGS. and 1 B, and it fixes itself differently from that of the prior art.
- the fastener according to the invention is in the form of a plate with folded parts. It has two opposite faces defining a front face and a rear face, and is configured to attach, in particular by welding, facially, by its rear face, to the receiving face of the flange.
- the receiving face of the flange is the face opposite to the flange face fixed at the end of the cross tube.
- Said fixing piece according to the invention comprises a flat central portion 320 having a rear face which is fixed to said receiving face of the flange.
- Said central planar portion 320 extends at each of its lower and upper ends, to the front of the plane defined by said flat central part, respectively by a lower flange 321 and an upper flange 322, each U-shaped folded whose branches are oriented perpendicular to the plane of said receiving face of the flange, the opening of the U being turned towards said receiving face of the flange.
- each of said wings 321, 322 extends at its end by a flat end portion, respectively referenced 323, 324, oriented along the plane defined by the flat central portion 320 of said fastener, these flat end portions 323, 324 each forming a fastening lug adapted to be secured, in particular welded, by its rear face to the receiving face of the flange.
- the fastener comprises a reinforcing rim 325 all around its periphery.
- FIG. 3 illustrates, in a partial perspective view of three-quarter front, a fastener 32 'of a fastener according to the invention.
- Said fastener 32 ' is similar to the fastener 32 illustrated in FIG. 2. It comprises a flat central portion extended by U-folded flanges and terminates in flat end portions.
- U-shaped flanges 3210 'advantageously have an arranged opening making it possible to optimize the guiding and the holding of a fixing element, in particular an elongated element such as a bolt.
- the opening of U 3210 'thus has a narrowing formed by two shoulders 321 1, 3212 made vis-à-vis and projecting inwardly of the opening and at the end of each branch of said U.
- said piece is formed in one piece, in particular a plate made of metallic material, and has folded parts made by folding / stamping.
- FIG. 3 also shows, on the one hand, the location of the welded connection S1 between the rear face of the flat central portion of the fastening piece and the receiving face of the flange and, on the other hand, the location of the welded connection S2. between the rear face of the flat end portion of the fastener and the receiving face of the flange.
- the fastener according to the invention proposes a new geometry that allows a new orientation in the space to have a facial contact connection between said piece and the flange and in a connection also welded.
- the fastening device according to the invention makes it possible to cleverly add inertia to the connection between the cross member and the body structure. Thanks to this configuration of the fastener, the mechanical strength, in particular the stiffness, can be improved only by changing the geometry of the part, increasing for example the width of the fastener, which increases the range on the flange.
- the fastening device thus provides a design flexibility to the architecture of each vehicle, in fact the position of the cross tube, which carries in particular the steering column, must be permissive in the longitudinal directions X and vertical Z to give flexibility on the position of the steering wheel for each vehicle. Indeed, according to the silhouette of a vehicle (sedan or minivan), the steering column and therefore the position of the steering wheel varies to meet the constraints of ergonomics and customer expectations.
- the fixing device according to the invention can replace the device of the prior art described in FIGS. 1A and 1B without increasing the number of components, and concerns the same type of tube / flange / fastener assembly.
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1759011A FR3071468B1 (fr) | 2017-09-28 | 2017-09-28 | Dispositif de fixation d'une traverse de poste de conduite d'un vehicule automobile. |
PCT/EP2018/075051 WO2019063334A1 (fr) | 2017-09-28 | 2018-09-17 | Dispositif de fixation d'une traverse de poste de conduite d'un véhicule |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3687882A1 true EP3687882A1 (fr) | 2020-08-05 |
Family
ID=60081074
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP18768898.1A Withdrawn EP3687882A1 (fr) | 2017-09-28 | 2018-09-17 | Dispositif de fixation d'une traverse de poste de conduite d'un véhicule |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3687882A1 (fr) |
FR (1) | FR3071468B1 (fr) |
WO (1) | WO2019063334A1 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102019124074A1 (de) | 2019-09-09 | 2021-03-11 | Kirchhoff Automotive Deutschland Gmbh | Instrumententafelträger für ein Kraftfahrzeug |
FR3103452B1 (fr) * | 2019-11-25 | 2024-04-26 | Renault Sas | Dispositif de fixation d’une traverse d’un poste de conduite à une structure de caisse d’un véhicule automobile |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2884215B1 (fr) * | 2005-04-06 | 2007-07-20 | Faurecia Interieur Ind Snc | Structure de renfort pour vehicule automobile apte a limiter les vibrations de tableau de bord, et vehicule automobile correspondant. |
FR2991652B1 (fr) * | 2012-06-07 | 2014-06-20 | Peugeot Citroen Automobiles Sa | Traverse pour planche de bord avec fixation allegee de colonne de direction |
DE102013008510A1 (de) * | 2013-05-16 | 2014-11-20 | Volkswagen Aktiengesellschaft | Modulträger für ein Kraftfahrzeug sowie ein Verfahren zur Herstellung eines Modulträgers |
DE102015119229B4 (de) * | 2015-11-09 | 2020-04-23 | Benteler Automobiltechnik Gmbh | Instrumententräger zur Halterung eines Anbauteils in einem Kraftfahrzeug |
-
2017
- 2017-09-28 FR FR1759011A patent/FR3071468B1/fr active Active
-
2018
- 2018-09-17 EP EP18768898.1A patent/EP3687882A1/fr not_active Withdrawn
- 2018-09-17 WO PCT/EP2018/075051 patent/WO2019063334A1/fr unknown
Also Published As
Publication number | Publication date |
---|---|
FR3071468A1 (fr) | 2019-03-29 |
WO2019063334A1 (fr) | 2019-04-04 |
FR3071468B1 (fr) | 2020-08-14 |
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