WO2012070132A1 - Carrosserie de véhicule - Google Patents

Carrosserie de véhicule Download PDF

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Publication number
WO2012070132A1
WO2012070132A1 PCT/JP2010/070942 JP2010070942W WO2012070132A1 WO 2012070132 A1 WO2012070132 A1 WO 2012070132A1 JP 2010070942 W JP2010070942 W JP 2010070942W WO 2012070132 A1 WO2012070132 A1 WO 2012070132A1
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WO
WIPO (PCT)
Prior art keywords
reinforcement
center pillar
joint
inner panel
vehicle body
Prior art date
Application number
PCT/JP2010/070942
Other languages
English (en)
Japanese (ja)
Inventor
健雄 森
Original Assignee
トヨタ自動車株式会社
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 トヨタ自動車株式会社 filed Critical トヨタ自動車株式会社
Priority to JP2012545571A priority Critical patent/JP5387782B2/ja
Priority to CN201080069795.1A priority patent/CN103492256B/zh
Priority to PCT/JP2010/070942 priority patent/WO2012070132A1/fr
Publication of WO2012070132A1 publication Critical patent/WO2012070132A1/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
    • B62D25/04—Door pillars ; windshield pillars

Definitions

  • the present invention relates to a vehicle body, and more particularly to a vehicle body that can increase the structural strength of a center pillar.
  • a typical vehicle body side member includes a pair of door openings and a center pillar. Further, the center pillar has an inner panel, an outer panel, and a reinforcement disposed between the inner panel and the outer panel.
  • the present invention has been made in view of the above, and an object of the present invention is to provide a vehicle body that can increase the structural strength of the center pillar.
  • a vehicle body according to the present invention is a vehicle body including a center pillar having an inner panel, an outer panel, and a reinforcement disposed between the inner panel and the outer panel.
  • the pillar has a first joint that joins the inner panel and the reinforcement to each other, and a second joint that joins the outer panel and the reinforcement to each other and is independent from the first joint. It is characterized by.
  • the second joint portion is arranged at a different position with respect to the inner panel in a plan view of the joint surface between the inner panel and the reinforcement.
  • the inner panel has a notch portion and the second joint portion is disposed in the notch portion in a plan view of the joint surface between the inner panel and the reinforcement. .
  • the inner panel has a notch portion and the second joint portion is disposed in the notch portion in a plan view of the joint surface between the inner panel and the reinforcement. .
  • the outer panel has a notch portion and the first joint portion is disposed in the notch portion in a plan view on the joint surface between the outer panel and the reinforcement. .
  • the center pillar has a third joint portion that joins the inner panel, the outer panel, and the reinforcement as a set.
  • the inner panel and the outer panel are joined to the reinforcement at the joint portions independent from each other.
  • the joint strength of each joint is improved. Thereby, there exists an advantage which can raise the structural strength of a center pillar.
  • FIG. 1 is a perspective view showing a center pillar of a vehicle body according to an embodiment of the present invention.
  • 2 is a cross-sectional view taken along line AA showing the center pillar shown in FIG. 3 is a cross-sectional view taken along line BB showing the center pillar shown in FIG.
  • FIG. 4 is an enlarged perspective sectional view showing the center pillar described in FIG. 1.
  • FIG. 5 is a perspective view showing Modification 1 of the center pillar described in FIG. 1.
  • 6 is a cross-sectional view taken along the line CC of the center pillar illustrated in FIG.
  • FIG. 7 is a perspective view showing a modification 2 of the center pillar described in FIG. 5.
  • FIG. 8 is a DD cross-sectional view showing the center pillar shown in FIG. FIG.
  • FIG. 9 is an enlarged perspective sectional view showing the center pillar described in FIG. 7.
  • FIG. 10 is a perspective view showing a third modification of the center pillar shown in FIG.
  • FIG. 11 is a cross-sectional view taken along line EE showing the center pillar shown in FIG.
  • FIG. 12 is a perspective view showing a side member of the vehicle body.
  • FIG. 12 is a perspective view showing a side member of the vehicle body.
  • the figure shows the left side member of the vehicle body of the passenger car.
  • an arrow FR indicates the front of the vehicle body
  • an arrow UP indicates the upper side of the vehicle body
  • an arrow OUT indicates the outer side in the vehicle width direction.
  • the side member 1 of the vehicle body has a pair of door openings 21 and 22 and a center pillar 3 (see FIG. 12).
  • the pair of door openings 21 and 22 are openings for attaching a front door and a rear door (not shown).
  • the center pillar 3 is a reinforcing member that reinforces the rigidity of the side member 1, and constitutes a reinforcing rib of the side member 1 across the door openings 21 and 22 in the vertical direction of the vehicle body.
  • the center pillar 3 ensures the rigidity of the side member 1 at the door openings 21 and 22.
  • the center pillar 3 has a long rib shape that is gently curved at one end.
  • the center pillar 3 is disposed in the door openings 21 and 22 with the end portion on the curved side facing upward in the vehicle body and the center of curvature of the curved portion facing inward in the vehicle width direction.
  • FIG. 1 is a perspective view showing a center pillar according to an embodiment of the present invention.
  • 2 to 4 are an AA sectional view (FIG. 2), a BB sectional view (FIG. 3) and an enlarged perspective sectional view (FIG. 4) showing the vehicle body reinforcing structure shown in FIG. .
  • FIG. 1 shows a schematic configuration of a center pillar of a side member of a vehicle body.
  • 2 to 4 schematically show the welded structure of the center pillar.
  • the center pillar 3 is a long and hollow rib-shaped member that is gently curved, and includes an inner panel 31, an outer panel 32, and a reinforcement 33 (see FIG. 1).
  • the inner panel 31 is a member constituting one side surface of the center pillar 3, and is disposed facing the inner side in the vehicle width direction in the installed state of the center pillar 3.
  • the inner panel 31 is a long rib-shaped member formed by bending a metal plate.
  • the inner panel 31 includes a main body 311 and a pair of left and right flanges 312 and 312 (see FIGS. 2 and 3).
  • the main body 311 has a substantially U-shaped cross-sectional shape in a cross-sectional view perpendicular to the longitudinal direction of the center pillar 3.
  • the flange portion 312 protrudes from the opening edge portion of the main body portion 311 in the width direction of the center pillar 3 (the vehicle body front-rear direction in the vehicle body installation state) and extends in the longitudinal direction along the opening edge portion of the main body portion 311.
  • the outer panel 32 is a member constituting the other side surface of the center pillar 3, and is arranged facing the vehicle width direction outside in the installed state of the center pillar 3.
  • the outer panel 32 is a long rib-shaped member formed by bending a metal plate.
  • the outer panel 32 has a main body portion 321 and a pair of left and right flange portions 322 and 322 (see FIGS. 2 and 3).
  • the main body 321 has a substantially U-shaped cross-sectional shape in a cross-sectional view perpendicular to the longitudinal direction of the center pillar 3.
  • the flange portion 322 has a hook-like shape that protrudes in the width direction of the center pillar 3 from the opening edge portion of the main body portion 321 and extends in the longitudinal direction along the opening edge portion of the main body portion 321.
  • the reinforcement 33 is a member that is disposed between the outer panel 32 and the inner panel 31 and reinforces the rigidity of the center pillar 3.
  • the reinforcement 33 is a long rib-shaped member formed by bending a metal plate.
  • the reinforcement 33 has a main body portion 331 and a pair of left and right flange portions 332 and 332 (see FIGS. 2 and 3).
  • the main body 331 has a substantially U-shaped cross-sectional shape in a cross-sectional view perpendicular to the longitudinal direction of the center pillar 3.
  • the flange portion 332 has a hook-like shape that protrudes from the opening edge portion of the main body portion 331 in the width direction of the center pillar 3 and extends in the longitudinal direction along the opening edge portion of the main body portion 331.
  • the center pillar 3 has the following assembly structure (see FIGS. 1 to 4). That is, the outer panel 32, the inner panel 31, and the reinforcement 33 are arranged with their longitudinal directions aligned (see FIG. 1). At this time, the inner peripheral surface of the inner panel 31 (concave surface of the U-shaped cross section) and the inner peripheral surface of the reinforcement 33 face each other, and the inner peripheral surface of the outer panel 32 and the outer peripheral surface of the reinforcement 33 (U-shaped cross section). (See FIG. 2 and FIG. 3). Further, the flange portion 312 of the inner panel 31, the flange portion 322 of the outer panel 32, and the flange portion 332 of the reinforcement 33 are laminated on the left and right side portions of the center pillar 3. The flange portions 312 to 332 are spot-welded and joined in a predetermined combination. Thereby, the outer panel 32, the inner panel 31, and the reinforcement 33 are integrated, and a hollow and rib-shaped assembly (center pillar 3) is comprised.
  • the center pillar 3 faces the outer panel 32 in the vehicle width direction outside (the inner panel 31 in the vehicle width direction) while the longitudinal direction is directed in the vertical direction of the vehicle body. It is assembled to the door openings 21 and 22. And the both ends of the outer panel 32, the inner panel 31, and the reinforcement 33 are joined to the predetermined position of the door opening parts 21 and 22 by spot welding, respectively. Thereby, the center pillar 3 is integrated with the side member 1.
  • first joint P a portion where the inner panel 31 and the reinforcement 33 are joined to each other.
  • second joining portion Q a portion where the outer panel 32 and the reinforcement 33 are joined to each other.
  • third joint R a portion where the inner panel 31, the outer panel 32, and the reinforcement 33 are joined to each other.
  • spot welding is adopted as the joint structure of these joints P to R.
  • the present invention is not limited to this, and laser welding may be employed as the joining structure.
  • the center pillar 3 has a shape in which the width w1 is narrowed from one end to the other end (see FIG. 1). Specifically, when the center pillar 3 is installed on the vehicle body, the center pillar 3 has a shape in which the width w1 in the longitudinal direction of the vehicle body is narrowed from the lower end portion of the vehicle body toward the upper end portion of the vehicle body.
  • the narrow portion in the vicinity of the end portion above the vehicle body is referred to as a belt line portion 34.
  • the belt line portion 34 requires higher structural strength than the wide portion below the vehicle body.
  • the center pillar 3 has the following joining structure in order to increase the structural strength of the belt line portion 34 (see FIGS. 1 to 4). That is, the center pillar 3 joins the first joining portion P for joining the inner panel 31 and the reinforcement 33 to each other, the outer panel 32 and the reinforcement 33 to each other at least in the region including the belt line portion 34 and the first. It has the 2nd junction part Q independent of the 1 junction part P (refer FIG. 1). Therefore, in the belt line part 34, the inner panel 31 and the outer panel 32 are joined to the reinforcement 33 independently of each other. Thereby, compared with the structure which joins the inner panel 31, the outer panel 32, and the reinforcement 33 as a set, each joining part P and Q is joined firmly and the structural strength of the belt line part 34 improves.
  • the inner panel 31, the outer panel 32, and the reinforcement 33 have a pair of left and right flange portions 312, 322, and 332 at their opening edge portions, and these flange portions 312, 322, and 332 are the first ones.
  • the first joint P, the second joint Q and the third joint R are joined in a predetermined combination (see FIGS. 1 to 4). Further, spot welding is adopted as the joining structure.
  • Each flange portion 312, 322, 332 has a bowl-like shape extending in the width direction of the center pillar 3 in a cross-sectional view perpendicular to the longitudinal direction of the center pillar 3 (see FIGS. 2 and 3).
  • the center pillar 3 extends in a band shape in the longitudinal direction of the center pillar 3 in plan view (see FIGS. 1 and 4). For this reason, in the assembled state of the center pillar 3, the flange portions 312, 322, and 332 are stacked on the left and right side portions of the center pillar 3.
  • the flange portions 312, 322, and 332 have a predetermined 2 through the first joint portion P and the second joint portion Q. It is joined by a combination of sheets (see FIGS. 1, 2 and 4).
  • the inner panel 31 has its inner peripheral surface (concave surface having a U-shaped cross section) directed toward the inner peripheral surface side of the reinforcement 33, and the flange portion 312 is flanged 332 from the inner peripheral surface side of the reinforcement 33. And are joined by the first joint P (see FIG. 2).
  • the outer panel 32 has its inner peripheral surface facing the outer peripheral surface side of the reinforcement 33, and its flange portion 322 is brought into contact with the flange portion 332 from the outer peripheral surface side of the reinforcement 33, and is joined by the second joint portion Q. Has been. Therefore, the inner panel 31 and the outer panel 32 are disposed with the reinforcement 33 interposed therebetween, and are joined to the flange portion 332 of the reinforcement 33 independently of each other at the flange portions 312 and 322.
  • the reinforcement 33 has a flange portion 332 that is wider than the flange portion 312 of the inner panel 31 and the flange portion 322 of the outer panel 32 (see FIGS. 1 and 2). And the flange part 312 of the inner panel 31 is contact
  • the first joint portion P of the inner panel 31 and the second joint portion Q of the outer panel 32 are arranged in the width direction on the flange portion 332 of the reinforcement 33. Displaced.
  • the second joint portion Q is disposed at a position away from the laminated portion of the flange portion 312 of the inner panel 31 and the flange portion 332 of the reinforcement 33.
  • the first joint portion P of the inner panel 31 and the second joint portion Q of the outer panel 32 are arranged at a predetermined interval in the longitudinal direction of the center pillar 3 ( 1 and 4). Specifically, a plurality of first joints P are arranged in the longitudinal direction of the center pillar 3 at a distance d1, and a plurality of second joints Q are arranged in the longitudinal direction of the center pillar 3 at a distance d2. ing. At this time, the distance d1 between the first joints P and the distance d2 between the second joints Q have a relationship of d1 ⁇ 2 ⁇ d2. Thereby, the number of joining points of the 2nd junction part Q is decreased, and the product cost is reduced.
  • each flange portion 312, 322, 332 is joined by a third joint portion R as a set of three pieces (see FIGS. 1 and 3). .
  • the number of hit points can be reduced as compared with the configuration in which the entire area of the center pillar 3 is bonded by the first bonding portion P and the second bonding portion Q.
  • the flange portion 332 of the reinforcement 33 has a thick portion 3321 in a region approximately 2/3 above the vehicle body of the inner panel 31 (see FIG. 2).
  • This thick part 3321 is thicker than the thickness of the region of approximately 1/3 below the vehicle body.
  • the molding of the thick portion 3321 can be easily realized by, for example, tailored weld blank welding, tailor rolled blank welding, or the like.
  • approximately 2/3 of the upper part of the vehicle body of the reinforce 33 has different thicknesses so that a difference in strength is formed between the upper and lower parts of the reinforce. And the deformation mode of the center pillar 3 can be adjusted by appropriately setting this strength difference.
  • the thickness of the plate material that can be joined there is an upper limit to the thickness of the plate material that can be joined. For this reason, rather than joining three plate materials as a set, the thickness of each plate material can be set larger by joining two plates as a set.
  • each flange part 312,322,332 can be set large compared with the structure welded as a set (refer FIG. 2).
  • the thick part 3321 of the above-mentioned reinforcement 33 is shape
  • the center pillar 3 is manufactured by the following assembly process (see FIGS. 1 to 4). First, the flange portion 312 of the inner panel 31 and the inner region in the width direction of the flange portion 332 of the reinforcement 33 are joined at the first joint portion P in an approximately 2/3 region above the vehicle body of the center pillar 3. Next, the flange portion 322 of the outer panel 32 and the outer region in the width direction of the flange portion 332 of the reinforcement 33 are joined at the second joint portion Q. Thereafter, the flange portions 312, 322, and 332 of the inner panel 31, the outer panel 32, and the reinforcement 33 are joined by the third joint portion R in an approximately 3 region below the vehicle body and an end portion above the vehicle body. Thereby, the assembly (center pillar 3) of the inner panel 31, the outer panel 32, and the reinforcement 33 is comprised.
  • FIG. 5 is a perspective view showing Modification 1 of the center pillar described in FIG. 1.
  • 6 is a cross-sectional view taken along the line CC of the center pillar illustrated in FIG.
  • the same components as those of the center pillar 3 described in FIG. 1 are denoted by the same reference numerals, and the description thereof is omitted.
  • the first joint P and the second joint Q are used in an approximately 2/3 region above the vehicle body including the belt line portion 34, and an approximately 1/3 region below the vehicle body.
  • the third joint R is used to join the members (see FIGS. 1 to 3).
  • Such a configuration is preferable because the joining process can be facilitated by reducing the number of joining points, particularly in a region of about 1/3 below the vehicle body.
  • the present invention is not limited to this, and the first joint P and the entire area of the center pillar 3 (both approximately 2/3 region above the vehicle body including the belt line portion 34 and approximately 1/3 region below the vehicle body)
  • the joining by the 2nd junction part Q may be performed (refer FIG. 5 and FIG. 6).
  • Such a configuration is preferable because the first joint portion P and the second joint portion Q can improve the structural strength of the entire area of the center pillar 3, particularly, the structural strength of the approximately 1 / region below the vehicle body.
  • board thickness of the reinforcement 33 can be set large. Therefore, the structural strength of the center pillar 3, particularly the structural strength of the region including the belt line portion 34 can be easily reinforced, which is preferable. Note that the thickness of the reinforcement 33 may be increased in a region other than the belt line portion 34.
  • the center pillar 3 is manufactured by the following assembly process (see FIGS. 5 and 6). First, in the entire area of the center pillar 3, the flange portion 312 of the inner panel 31 and the inner region in the width direction of the flange portion 332 of the reinforcement 33 are joined at the first joint portion P. Thereafter, the flange portion 322 of the outer panel 32 and the width direction outer side region of the flange portion 332 of the reinforcement 33 are joined at the second joint portion Q. Thereby, the assembly (center pillar 3) of the inner panel 31, the outer panel 32, and the reinforcement 33 is comprised.
  • FIG. 7 is a perspective view showing a modification 2 of the center pillar described in FIG. 5.
  • FIG. 8 is a DD cross-sectional view showing the center pillar shown in FIG.
  • FIG. 9 is an enlarged perspective sectional view showing the center pillar described in FIG. 7.
  • the same components as those of the center pillar 3 described in FIG. 5 are denoted by the same reference numerals, and the description thereof is omitted.
  • the first joint P is located in the width direction inner region of the flange portion 332 of the reinforcement 33
  • the second joint Q is located in the width direction outer region of the flange portion 332 of the reinforcement 33.
  • the 2nd junction part Q by the side of the outer panel 32 is arrange
  • the edge part of the flange part 312 of the inner panel 31 has a loose circular arc shape (refer FIG. 5).
  • the flange part 332 of the reinforcement 33 has a big width
  • the inner panel 31 has a notch 313 (see FIGS. 7 to 9). Then, by arranging the second joint portion Q in the notch portion 313, the second joint portion Q is disposed close to the inner side in the width direction of the flange portion 312 of the inner panel 31. Thereby, the area
  • the flange portion 312 of the inner panel 31 has an arc-shaped cutout portion 313 at the outer edge in the width direction, and the width of the flange portion 312 of the inner panel 31 is reduced by the cutout portion 313. It is partially narrowed (see FIGS. 7 and 9).
  • a plurality of notches 313 are arranged at predetermined intervals in the longitudinal direction of the center pillar 3 corresponding to the arrangement positions of the second joints Q.
  • the flange portion 312 of the inner panel 31 has a wavy edge shape, and the plurality of cutout portions 313 are continuously arranged along the flange portion 312 by the wavy valley portion. It is good also as a structure (illustration omitted).
  • the entire center pillar 3 is joined by the first joint P and the second joint Q (see FIG. 7).
  • the present invention is not limited thereto, and approximately 2/3 of the center pillar 3 above the vehicle body (region including the belt line portion 34) is joined using the first joint P and the second joint Q, Approximately 1/3 of the region may be welded using the third joint R (see FIG. 3) (not shown, see FIG. 1).
  • FIG. 7 which joins all the area
  • FIG. 10 is a perspective view showing a third modification of the center pillar shown in FIG.
  • FIG. 11 is a cross-sectional view taken along line EE showing the center pillar shown in FIG.
  • the same components as those of the center pillar 3 described in FIG. 7 are denoted by the same reference numerals, and the description thereof is omitted.
  • the first joint portion P is located in the inner region in the width direction of the flange portion 332 of the reinforcement 33
  • the second joint portion Q is located in the outer region in the width direction of the flange portion 332 of the reinforcement 33. (See FIGS. 7 to 9).
  • the 2nd junction part Q by the side of the outer panel 32 is arrange
  • the first joint portion P is located in the width direction outer region of the flange portion 332 of the reinforcement 33
  • the second joint portion Q is located in the width direction inner region of the flange portion 332 of the reinforcement 33.
  • the 1st junction part P by the side of the inner panel 31 is arrange
  • the inner panel 31 has a structure wider than the outer panel 32, so that such a configuration is realized. Even in such a configuration, the inner panel 31 and the outer panel 32 are joined to the reinforcement 33 by the joints P and Q independent of each other, so that the joint strength of the joints P and Q is improved.
  • the second joint portion Q is located on the flange portion 332 of the reinforcement 33 and is displaced from the flange portion 312 of the inner panel 31 outward in the width direction (different from each other in plan view). (Refer to FIGS. 7 to 9). Thereby, the joining process of the outer panel 32 and the reinforcement 33 is simplified.
  • the first joint portion P is disposed on the flange portion 332 of the reinforcement 33 at a position deviated from the flange portion 312 of the inner panel 31 outward in the width direction (FIG. 10). And FIG. 11). Thereby, the joining process of the inner panel 31 and the reinforcement 33 is simplified.
  • the flange portion 312 of the inner panel 31 has a cutout portion 313, and the second joint portion Q is disposed in the cutout portion 313, so that the flange portion of the outer panel 32 is provided. 322 and the flange part 332 of the reinforcement 33 are joined (refer FIG. 7 and FIG. 8). Thereby, the 2nd junction part Q is arrange
  • the flange portion 322 of the outer panel 32 has a notch portion 323, and the first joint portion P is disposed in the notch portion 323, so that the flange portion 312 of the inner panel 31 is provided. And the flange portion 332 of the reinforcement 33 are joined (see FIGS. 10 and 11). Thereby, the 1st junction part P is arrange
  • the center pillar 3 is manufactured by the following assembly process (see FIGS. 10 and 11). First, in the entire area of the center pillar 3, the flange portion 322 of the outer panel 32 and the outer region in the width direction of the flange portion 332 of the reinforcement 33 are joined by the second joint portion Q. Thereafter, the flange portion 312 of the inner panel 31 and the inner region in the width direction of the flange portion 332 of the reinforcement 33 are joined at the first joint P. Thereby, the assembly (center pillar 3) of the inner panel 31, the outer panel 32, and the reinforcement 33 is comprised.
  • the vehicle body includes the center pillar 3 having the inner panel 31, the outer panel 32, and the reinforcement 33 disposed between the inner panel 31 and the outer panel 32 (FIGS. 1 to 5). 4). Further, the center pillar 3 joins the inner panel 31 and the reinforcement 33 to each other, the outer joint 32 and the reinforcement 33 to each other, and is independent from the first joint P. Part Q.
  • the inner panel 31 and the outer panel 32 are joined to the reinforcement 33 at joints P and Q independent of each other (see FIG. 2).
  • the inner panel 31, the outer panel 32, and the reinforcement 33 Compared with a configuration in which three pieces are joined at one point (see FIG. 3), the joint strength of each joint P, Q is improved. Thereby, there is an advantage that the structural strength of the center pillar 3 can be increased.
  • since the outer panel 32 and the reinforcement 33 are joined for example, compared with a configuration in which the outer panel and the inner panel are joined and the inner panel and the reinforcement are joined (see Patent Document 1). And it is preferable at the point which can reinforce outer panel 32 appropriately.
  • the outer panel 32 and the reinforcement 33 can be seen in a plan view on the joint surface between the inner panel 31 and the reinforcement 33 (the laminated surface of the flange portion 312 of the inner panel 31 and the flange portion 332 of the reinforcement 33).
  • the second joint Q is disposed at a different position with respect to the inner panel 31 (see FIGS. 1 to 4).
  • the outer panel 32 and the reinforcement 33 can be joined at a position away from the inner panel 31.
  • the inner panel 31 (the flange portion 312 thereof) has a notch portion 313 in a plan view on the joining surface between the inner panel 31 and the reinforcement 33, and the notch portion 313 has a second joining portion.
  • Q is arranged (see FIGS. 7 to 9).
  • the width of the reinforcement 33 (the width w2 of the flange portion 332) can be reduced.
  • the inner panel 31 and the reinforcement 33 are seen in a plan view on a joint surface between the outer panel 32 and the reinforcement 33 (a laminated surface of the flange portion 322 of the outer panel 32 and the flange portion 332 of the reinforcement 33).
  • the 1st junction part P is arrange
  • the inner panel 31 and the reinforcement 33 can be joined at a position away from the outer panel 32.
  • the outer panel 32 (the flange portion 322 thereof) has a cutout portion 323 in a plan view of the joint surface between the outer panel 32 and the reinforcement 33, and the cutout portion 323 has a first joint portion.
  • P is arranged (see FIGS. 10 and 11).
  • the width of the reinforcement 33 (the width w2 of the flange portion 332) can be reduced.
  • this vehicle body has a third joint R where the center pillar 3 joins the inner panel 31, the outer panel 32, and the reinforcement 33 as a set (see FIGS. 1 and 3). That is, the center pillar 3 has both the first joint P, the second joint Q, and the third joint R.
  • the third joint R By using the third joint R, the number of joining points can be reduced and the joining process can be facilitated. Thereby, there exists an advantage which can simplify the manufacturing process of the center pillar 3 while ensuring required structural strength.
  • the vehicle body according to the present invention is useful in that the structural strength of the center pillar can be increased.

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

Abstract

L'invention porte sur une carrosserie de véhicule qui comprend un pilier central possédant : un panneau intérieur ; un panneau extérieur ; et un renfort qui est disposé entre le panneau intérieur et le panneau extérieur. Le pilier central comprend : une première section de joint où le panneau intérieur et le renfort sont assemblés l'un à l'autre ; et une seconde section de joint où le panneau extérieur et le renfort sont assemblés et qui est indépendante de la première section de joint.
PCT/JP2010/070942 2010-11-24 2010-11-24 Carrosserie de véhicule WO2012070132A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2012545571A JP5387782B2 (ja) 2010-11-24 2010-11-24 車体
CN201080069795.1A CN103492256B (zh) 2010-11-24 2010-11-24 车身
PCT/JP2010/070942 WO2012070132A1 (fr) 2010-11-24 2010-11-24 Carrosserie de véhicule

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2010/070942 WO2012070132A1 (fr) 2010-11-24 2010-11-24 Carrosserie de véhicule

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WO2012070132A1 true WO2012070132A1 (fr) 2012-05-31

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PCT/JP2010/070942 WO2012070132A1 (fr) 2010-11-24 2010-11-24 Carrosserie de véhicule

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CN (1) CN103492256B (fr)
WO (1) WO2012070132A1 (fr)

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JP2018099947A (ja) * 2016-12-19 2018-06-28 トヨタ自動車株式会社 ピラー構造
US11577788B2 (en) 2019-01-11 2023-02-14 Toyota Jidosha Kabushiki Kaisha Joining structure of vehicle steel plates and joining method for vehicle steel plates

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US20160030992A1 (en) * 2014-08-04 2016-02-04 Ford Global Technologies, Llc Hot-stamping tailor-welded blanks of aluminum sheet
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JP7018080B2 (ja) * 2020-02-05 2022-02-09 本田技研工業株式会社 車体側部構造

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JP2008114728A (ja) * 2006-11-06 2008-05-22 Toyota Auto Body Co Ltd オープンカーのフロントピラー構造
JP2009262614A (ja) * 2008-04-22 2009-11-12 Suzuki Motor Corp 車両のセンターピラー構造

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018099947A (ja) * 2016-12-19 2018-06-28 トヨタ自動車株式会社 ピラー構造
US11577788B2 (en) 2019-01-11 2023-02-14 Toyota Jidosha Kabushiki Kaisha Joining structure of vehicle steel plates and joining method for vehicle steel plates

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