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WO2018191919A1 - Structure de carrosserie d'un véhicule à moteur - Google Patents

Structure de carrosserie d'un véhicule à moteur Download PDF

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Publication number
WO2018191919A1
WO2018191919A1 PCT/CN2017/081280 CN2017081280W WO2018191919A1 WO 2018191919 A1 WO2018191919 A1 WO 2018191919A1 CN 2017081280 W CN2017081280 W CN 2017081280W WO 2018191919 A1 WO2018191919 A1 WO 2018191919A1
Authority
WO
WIPO (PCT)
Prior art keywords
roof panel
roof
body structure
reinforcement frame
opening
Prior art date
Application number
PCT/CN2017/081280
Other languages
English (en)
Inventor
Eric GUILLO
Ye Wang
Zhanhua WEN
Zhongxiang Zhou
Sebastien Saric
Xiaoxi Zhang
Original Assignee
Peugeot Citroen Automobile Sa
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 Peugeot Citroen Automobile Sa filed Critical Peugeot Citroen Automobile Sa
Priority to PCT/CN2017/081280 priority Critical patent/WO2018191919A1/fr
Priority to CN201780089859.6A priority patent/CN111278671A/zh
Publication of WO2018191919A1 publication Critical patent/WO2018191919A1/fr

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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
    • B62D25/06—Fixed roofs

Definitions

  • the present invention relates to a body structure of a motor vehicle.
  • the invention further relates to a vehicle with such a body structure and to a process of manufacturing such a vehicle.
  • the document JP 50 40 525 B2 discloses a body structure of a motor vehicle.
  • the vehicle is equipped with a sunroof.
  • a longitudinal reinforcement (34) is provided to limit the deformations of the vehicle body in case of an accident, namely when the vehicle rolls over.
  • the longitudinal roof rails (40) are attached to tongues (50) extending from the longitudinal reinforcements.
  • the tongues are less rigid and they can absorb the energy of an impact through their deformation, thereby maintaining the shape of the inner space of the vehicle and the health of its occupants.
  • the document FR 3 013 281 A1 discloses a body structure of a motor vehicle.
  • the roof (22) is equipped with a sunroof (30) .
  • a reinforcement frame (24) aims at reinforcing the rigidity of the roof.
  • the reinforcement frame has openings (40) positioned at the mounting points (21) of the longitudinal roof rails. In this area, the reinforcement frame (24) is not in contact with the roof (22) . There is therefore a high risk of deformation of the roof during the assembling steps of the roof rail on the roof.
  • the present invention aims at providing a body structure of a motor vehicle wherein the steps of assembling the longitudinal roof rail on the roof do not generate any deformation of the roof.
  • the invention achieves this goal by providing a body structure of a motor vehicle, the structure comprising a roof panel comprising an outer edge which delimits the outer dimensions of the roof panel and an inner edge which defines an opening for receiving a sun roof; a reinforcement frame for supporting the sunroof, having an outer edge which delimits the outer dimensions of the reinforcement frame and an inner edge which defines an opening which substantially matches the opening of the roof panel; at least fixation area where a longitudinal roof rail can be fixed to the roof panel, wherein the outer edge of the reinforcement frame is provided with a U-shape recess in the fixation area, wherein in the central portion of the U-shape recess, the reinforcement frame is welded to the roof panel.
  • the roof panel and the reinforcement frame are welded by cold metal transfer technique (CMT) .
  • CMT cold metal transfer technique
  • the reinforcement frame is welded to the roof panel at least in some parts of their respective inner edges.
  • the roof panel (1) comprises an opening (1.3) for receiving the attachment of the longitudinal roof rails, wherein the size of said opening (1.3) substantially matches the size of the U-shape recess (2.3) of the reinforcement frame (2) .
  • the body structure comprises a body side and a longitudinal roof rail, and the longitudinal roof rail is fixed to the roof panel by means of a bolt that extends through the opening of the roof panel, through the U-shape recess of the reinforcement frame, and through a recess in the body side.
  • the body structure comprises a body side, wherein outside of the fixation areas, the outer edge of the reinforcement frame is not in contact with the roof panel and is discretely or continuously glued to the body sides.
  • the invention also relates to a motor vehicle with a sunroof and a body structure according to the invention.
  • the invention further relates to a method of manufacturing a motor vehicle comprising a body structure according to the invention, wherein the reinforcement frame is assembled to the roof panel in the welding line of the manufacturing line, and the longitudinal roof rail is assembled to the roof panel in the assembling line, that is to say downstream in the manufacturing line.
  • Figure 1 a bottom view of the body structure of the invention
  • Figure 2 cross sections of the body structure of the invention.
  • FIG. 1 illustrates a body structure according to the invention seen from below (in the orientation of the body structure when mounted in a motor vehicle) .
  • the roof panel 1 has an outer edge 1.1 in a general rectangular shape.
  • the roof panel 1 has an opening 4 for receiving the sunroof delimited by its inner edge 1.2.
  • the roof panel can be made of metal and is pressed and cut to the desired dimensions.
  • the roof panel On the left side of fig. 1, the roof panel has a rounded shape that aims at matching the design of the windshield of the motor vehicle.
  • the roof panel also has cut-offs to allow the attachment with the sides of the body.
  • the body structure of the invention is also provided with a reinforcement frame 2 that aims at reinforcing the structure.
  • the frame 2 has a generally rectangular outer edge 2.1 and an inner edge 2.2 defining an opening 4 substantially similar to the opening of the roof panel. Similar to the roof panel 1, the frame can be made of metal and is pressed and cut at the desired dimensions to fit the mechanical requirements. According to a preferred embodiment, the inner edge 2.2 of the reinforcement frame 2 is welded to the inner edge 1.2 of the roof panel 1.
  • the body structure has four fixation areas 3.
  • the longitudinal roof rails can be fixed to the structure.
  • the frame is provided with U-shape recesses 2.3.
  • the U-shape has two lateral portions 2.31 and 2.33 and a central portion 2.32.
  • the bolts (6on figure 2D) fixing the longitudinal roof rail 5 are received in an opening 1.3 of the panel 1. This opening can be centered in the recess 2.3 of the frame 2 and their respective size substantially matches each other’s.
  • the roof panel 1 and the reinforcement frame 2 are welded to each other at the central portion 2.32. This feature makes sure that while the longitudinal roof rails 5 are being attached to the roof panel 1, the panel 1 is rigid enough not to be deformed.
  • Figure 2 shows various cross sections of the body structure of the invention, both in the fixation area 3 and outside of the fixation area.
  • the left side of each cross-section is the outer edge, while the right side of each section is the inner edge or opening 4.
  • Figure 2A shows the roof panel 1 and the reinforcement frame 2 in the fixation area 3.
  • the cross-section is in the section A: A, defined on figure 1.
  • the outer edge 1.1 of the roof which is bent back on itself, the opening 1.3, a welding point W between the frame and the roof panel in the central portion 2.32 of the U-shape recess 2.3, and a welding point W in the inner edges of the panel and the frame.
  • Figure 2B shows a cross-section according to A: A defined on figure 1 and corresponds to figure 2A, with part of the side of the body in white (BIW) or body-side 7.
  • the body-side has a hole 7.3 that is aligned with the opening 1.3 of the panel and with the U-shape recess 2.3 of the frame.
  • the hole 7.3 aims at receiving the bolt 6 for the fixation of the longitudinal roof rails.
  • the roof panel can be, but is not necessarily welded to the body-side in the fixation area.
  • Figure 2C shows a cross-section along line B: B defined on figure 1. This section is outside of the fixation area 3.
  • the outer edge 1.1 of the roof panel can be welded to the body-side 7, preferably by laser welding (noted W on this figure) .
  • the inner edges of the panel and the frame can also be welded together.
  • the outer edge of the reinforcement frame is not in contact with the roof panel.
  • the shape of the reinforcement frame 2 is such that there is a gap between the roof panel and the outer edge of the frame.
  • the frame can be suspended or can be glued or welded to the body-side.
  • the point G on figure 2C indicates the glue between the reinforcement frame 2 and the body-side 7.
  • the area outside of the fixation area is not solicited when the longitudinal roof rail5 is mounted on the roof panel and there is therefore no need to design the reinforcement frame such that it contacts the roof panel 1 here.
  • FIG. 2D shows the fixation area 3 in a cross-section A: A.
  • This figure corresponds to figure 2B after the mounting of the longitudinal roof rail 5.
  • the bolt goes through the opening 1.3 of the roof panel, through the U-shape recess 2.3 and through the hole 7.3.
  • the bolt 6 may be made of a screw that engages a nut in the rail.
  • the longitudinal roof rail is an elongated profile which can contain internal reinforcement and can be provided with feet that contain a bolt to attach the rail to the roof in the fixation area. Needless to say that the roof rail and the attachment can take any suitable form, shape or size without departing from the scope of the invention.
  • the invention also relates to a motor vehicle (not shown) equipped with a body structure according to the invention.
  • the motor vehicle is provided with a sunroof mounted on the body structure.
  • the sunroof can be of any type, i. e. fixed, pivotable and/or slideable, panoramic, transparent or opaque, made of textile or glass...
  • the vehicle is not necessarily equipped with the roof rail but comprises the features that allow roof rails to be mounted, and specifically those of the body structure of the invention.
  • the recess/holes can be covered by appropriate lids and the roof rails can be mounted as an aftermarket sale.
  • the invention further relates to a method of manufacturing a motor vehicle comprising a body structure according to the invention.
  • the roof panel is assembled to the reinforcement frame in the welding line and the roof rail is assembled to the roof panel in the assembling line, which is downstream of the welding line in the manufacturing line.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Body Structure For Vehicles (AREA)

Abstract

L'invention concerne une structure de carrosserie d'un véhicule à moteur, la structure comprenant : un panneau de toit (1) comprenant un bord intérieur (1.2) qui définit une ouverture (4) permettant d'accueillir un toit ouvrant ; un châssis de renforcement (2) permettant de supporter le toit ouvrant, comportant un bord intérieur (2.2) qui définit une ouverture (4) qui correspond sensiblement à l'ouverture du panneau de toit (1) ; le bord extérieur (2.1) du châssis de renforcement (2) étant pourvu d'un creux en forme d'U (2.3) dans la zone de fixation (3), la forme d'U comportant deux parties latérales (2.31, 2.33) et une partie centrale (2.32), le châssis de renforcement (2) étant soudé au panneau de toit (1) dans la partie centrale (2.32) du creux en forme d'U (2.3). L'invention concerne également un véhicule doté d'une telle structure de carrosserie et un procédé de fabrication d'une telle structure de carrosserie.
PCT/CN2017/081280 2017-04-20 2017-04-20 Structure de carrosserie d'un véhicule à moteur WO2018191919A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/CN2017/081280 WO2018191919A1 (fr) 2017-04-20 2017-04-20 Structure de carrosserie d'un véhicule à moteur
CN201780089859.6A CN111278671A (zh) 2017-04-20 2017-04-20 机动车辆的车身结构

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/081280 WO2018191919A1 (fr) 2017-04-20 2017-04-20 Structure de carrosserie d'un véhicule à moteur

Publications (1)

Publication Number Publication Date
WO2018191919A1 true WO2018191919A1 (fr) 2018-10-25

Family

ID=63855494

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2017/081280 WO2018191919A1 (fr) 2017-04-20 2017-04-20 Structure de carrosserie d'un véhicule à moteur

Country Status (2)

Country Link
CN (1) CN111278671A (fr)
WO (1) WO2018191919A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009051367A (ja) * 2007-08-27 2009-03-12 Toyota Motor Corp 車両のルーフ構造
CN203995597U (zh) * 2014-08-29 2014-12-10 安徽江淮汽车股份有限公司 车身顶盖与天窗加强框配合结构
CN204605683U (zh) * 2013-11-19 2015-09-02 F·波尔希名誉工学博士公司 机动车辆的车身结构
CN204726208U (zh) * 2015-07-07 2015-10-28 神龙汽车有限公司 一种天窗的挡板连接结构
CN105109311A (zh) * 2015-06-16 2015-12-02 武汉凯沃森天窗系统有限公司 一种新型汽车天窗

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3222419C2 (de) * 1982-06-15 1986-07-31 Adam Opel AG, 6090 Rüsselsheim Dachaufbau für Kraftfahrzeuge mit Schiebedach, insbesondere Personenkraftwagen
FR2887217B1 (fr) * 2005-06-15 2008-08-29 Renault Sas Structure de support d'un pavillon de vehicule automobile
CN203637527U (zh) * 2013-12-13 2014-06-11 东风汽车公司 汽车天窗加强环结构

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009051367A (ja) * 2007-08-27 2009-03-12 Toyota Motor Corp 車両のルーフ構造
CN204605683U (zh) * 2013-11-19 2015-09-02 F·波尔希名誉工学博士公司 机动车辆的车身结构
CN203995597U (zh) * 2014-08-29 2014-12-10 安徽江淮汽车股份有限公司 车身顶盖与天窗加强框配合结构
CN105109311A (zh) * 2015-06-16 2015-12-02 武汉凯沃森天窗系统有限公司 一种新型汽车天窗
CN204726208U (zh) * 2015-07-07 2015-10-28 神龙汽车有限公司 一种天窗的挡板连接结构

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