CN105189260A - Rear section structure of vehicle body - Google Patents
Rear section structure of vehicle body Download PDFInfo
- Publication number
- CN105189260A CN105189260A CN201480026591.8A CN201480026591A CN105189260A CN 105189260 A CN105189260 A CN 105189260A CN 201480026591 A CN201480026591 A CN 201480026591A CN 105189260 A CN105189260 A CN 105189260A
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- China
- Prior art keywords
- rear pillar
- inner panel
- reinforcement
- plate
- flange
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Classifications
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- 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
- B62D25/087—Luggage compartments
-
- 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
-
- 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
Abstract
A rear section structure of a vehicle body is separately composed of a rear inner panels, which comprise left and right side vehicle interior side panels in the rear section of a vehicle, and inner roof side rails (22) at the top of the vehicle that extend from the rear inner panels to the front side of the vehicle. The inner roof side rails (22) each have a rail side wall (50) that extends in the vertical direction, a rail bottom wall (52) that extends from the bottom end of the rail side wall (50) to the outside in the vehicle width direction, and a rail flange (54) that extends from the outer end of the rail bottom wall (52) in the vehicle width direction. The rear inner panels each have a panel side wall (60) that extends in parallel with the rail flange (54) in the vertical direction, and a panel top wall (62) that extends from the upper end of the panel side wall (60) toward the center in the vehicle width direction in such a manner as to follow the rail side wall (50).
Description
Technical field
The present invention relates to the back structure of vehicle body comprising rear pillar.
Background technology
Such as, Patent Document 1 discloses a kind of back structure of vehicle body of automobile, it has the rear pillar inner panel that one is formed.The bottom of rear pillar inner panel and the upper bond of rear wheel cover outer plate.In addition, the hinder marginal part of rear pillar inner panel engages with rear tailgate Cutout reinforcement part.
Prior art document
Patent documentation
Patent documentation 1: Japanese Unexamined Patent Publication 2006-206012 publication
Summary of the invention
But although if formed together with other component one by rear pillar, then have the advantage reducing number of components, do not need the thickness of slab of other parts of rigidity, intensity also all to be formed thick, therefore tare can correspondingly increase.
In addition, if formed together with other component one by rear pillar, then integrally formed component self becomes large, thus manufacturing cost increases.
General object of the present invention is, provides a kind of rigidity, the intensity that can guarantee necessary part, and split is formed to realize weight-saving back structure of vehicle body.
To achieve these goals, the invention provides a kind of back structure of vehicle body, it has: rear inner panel, and it forms the indoor side plate of car of the left and right sides in body tail, with roof cant rail inner component, it extends from above-mentioned rear inner panel to vehicle front side above Vehicular side body, the feature of above-mentioned back structure of vehicle body is, split forms above-mentioned rear inner panel and above-mentioned roof cant rail inner component, above-mentioned roof cant rail inner component has the beam sidewall extended along above-below direction, the beam lower wall extended outside overall width direction from the lower end of above-mentioned beam sidewall and the beam flange extended downwards from the overall width outboard end of above-mentioned beam lower wall, above-mentioned rear inner panel has with above-mentioned beam flange side by side along the plate sidewall that above-below direction extends, and from the upper end of above-mentioned plate sidewall with the plate upper wall extended along the mode of above-mentioned beam sidewall to overall width center side.
According to the present invention, by being formed rear inner panel and roof cant rail inner component with different component, the thicker component of thickness of slab can be selected to needing the position of high rigidity, high strength or there is the component of material of high rigidity, on the other hand, to the component needing weight-saving position to select the thinner component of thickness of slab or light material.Its result is, in the present invention, the rear pillar split of integration is in the past formed, and by suitable material suitable institute ground layout structure, high rigidity, high strength and lightweight can be made to realize simultaneously.
And, being configured in the present invention, by being located at the ridge line section between plate sidewall and plate upper wall forming rear inner panel, covering the ridge line section between beam lower wall and beam flange being located at and forming roof cant rail inner component.Thereby, it is possible to improve rigidity, the intensity of rear pillar further.
In addition, the invention is characterized in, above-mentioned rear inner panel has plate flange, this plate flange from the overall width medial end of above-mentioned plate upper wall to extend upward along the mode of above-mentioned beam sidewall.
According to the present invention, be configured to, by being located at the ridge line section between plate flange and plate upper wall forming rear inner panel, cover the ridge line section between beam sidewall and beam lower wall being located at and forming roof cant rail inner component, thereby, it is possible to improve rigidity, the intensity of rear pillar further.
In addition, the invention is characterized in, above-mentioned plate flange has the 1st reinforcement muscle portion, and clips above-mentioned 1st reinforcement muscle portion and engage with above-mentioned beam sidewall.
According to the present invention, by arranging the 1st reinforcement muscle portion, rigidity, the intensity of the plate flange of inner panel after forming can be improved.
In addition, the invention is characterized in, above-mentioned rear inner panel is consisted of with the rear pillar reinforcement in the back door opening portion forming body tail the rear pillar inner panel forming tail-gate peristome, above-mentioned rear pillar inner panel and above-mentioned rear pillar reinforcement utilize different component to form, and are provided with stiffener in the rear pillar configured across the mode of above-mentioned rear pillar inner panel and above-mentioned rear pillar reinforcement.
According to the present invention, by being formed rear pillar inner panel and rear pillar reinforcement with different component, the thicker component of thickness of slab can be selected to needing the position of high rigidity, high strength or there is the component of material of high rigidity, on the other hand, to the component needing weight-saving position to select the thinner component of thickness of slab or light material.Its result is, in the present invention, the rear pillar split of integration is in the past formed, and by suitable material suitable institute ground layout structure, high rigidity, high strength and lightweight can be made to realize simultaneously.
And in the present invention, by configuring stiffener in rear pillar strengthen across two components be made up of rear pillar inner panel and rear pillar reinforcement, rigidity, the intensity of the part that split can be suppressed to form reduce, to guarantee rigidity, the intensity expected.Its result is, in the present invention, overall as rear pillar, and high rigidity, high strength and lightweight can be made balanced.
In addition, the invention is characterized in, have rear pillar anchoring and mend plate, this rear pillar anchoring is mended plate and is engaged with above-mentioned rear pillar inner panel and form closed section, and in above-mentioned rear pillar, the rear end of stiffener is mended plate with above-mentioned rear pillar anchoring and engaged.
According to the present invention, plate is mended with the rear pillar anchoring forming closed section in the rear end of stiffener in rear pillar and engages, thereby, it is possible to improve rigidity, the intensity of rear pillar further.
And the invention is characterized in, in above-mentioned rear pillar, stiffener has: muscle portion, it extends from the junction surface of mending plate with above-mentioned rear pillar anchoring towards vehicle front side; With stiffener flange, it is located at the front side in above-mentioned muscle portion, and above-mentioned rear pillar reinforcement engages with the reinforcement flange forming rear door opening flange.
According to the present invention, by arranging muscle portion, rigidity, the intensity of rear pillar reinforcement self can be improved.In addition, by being engaged with rear door opening flange by stiffener flange, rigidity, intensity during assembling rear pillar reinforcement can be improved.
In addition, the invention is characterized in, in either party of above-mentioned rear pillar inner panel or above-mentioned rear pillar reinforcement, be provided with incised notch portion to make above-mentioned roof cant rail inner component, above-mentioned rear pillar inner panel and this nonoverlapping mode of above-mentioned rear pillar reinforcement.
According to the present invention, by arranging incised notch portion, this is overlapping can to avoid roof cant rail inner component, rear pillar inner panel and rear pillar reinforcement.Thereby, it is possible to avoid four components when such as going back overlapping rear outside plate to overlap, the engaging force (binding force) when such as welding (such as spot welding) overlapping part can be suppressed to reduce.
In addition, the invention is characterized in, above-mentioned incised notch portion is located on above-mentioned rear pillar inner panel, and above-mentioned rear pillar reinforcement has with the 2nd reinforcement muscle portion extended along the vertical direction across the mode in above-mentioned incised notch portion.
According to the present invention, by being located on rear pillar inner panel by incised notch portion, the 2nd reinforcement muscle portion can be made to extend along above-below direction.In addition, by making the 2nd reinforcement muscle portion extend along above-below direction, the rigidity of rear pillar reinforcement entirety, intensity can be improved.
In addition, the invention is characterized in, above-mentioned rear pillar inner panel is made up of thick or high rigidity, high strength compared with above-mentioned rear pillar reinforcement the component of the thickness of slab of thickness ratio above-mentioned rear pillar reinforcement, and above-mentioned rear pillar reinforcement is provided with above-mentioned plate sidewall, above-mentioned plate upper wall and above-mentioned plate flange.
According to the present invention, rear pillar inner panel is made up of thick or high rigidity, high strength compared with rear pillar reinforcement the component of the thickness of slab of thickness ratio rear pillar reinforcement, thereby, it is possible to be easy to form plate sidewall, plate upper wall and plate flange on rear pillar reinforcement, thus improve the formability of rear pillar reinforcement.Invention effect
In the present invention, rigidity, the intensity that can guarantee necessary part can be obtained, and split is formed to realize weight-saving back structure of vehicle body.
Accompanying drawing explanation
Fig. 1 is the block diagram of the vehicle rear being suitable for the back structure of vehicle body of embodiments of the present invention from car indoor observation.
Fig. 2 is the enlarged partial isometric view of Fig. 1.
Fig. 3 is the sectional elevation of the III-III line along Fig. 2.
Fig. 4 is that the block diagram unloading the vehicle rear of rear pillar outside plate is observed at rear from car.
(a) of Fig. 5 is the enlarged partial isometric view of Fig. 4, (b) of Fig. 5 be represent in the incised notch portion of rear pillar inner panel the part of this incised notch, the enlarged partial isometric view of (a) of Fig. 5.
Fig. 6 is along the longitudinal section of the VI-VI line of Fig. 5 (a).
Fig. 7 is the partial enlargement longitudinal section of Fig. 6.
Fig. 8 is the perspective side elevation view of the upper side of inner panel and rear pillar reinforcement after observing outside car.
Fig. 9 is the sectional elevation of the IX-IX line along Fig. 8.
Figure 10 is the sectional elevation of the X-X line along Fig. 8.
Detailed description of the invention
Then, suitably with reference to accompanying drawing, embodiments of the present invention are described in detail.Fig. 1 is the block diagram of the vehicle rear being suitable for the back structure of vehicle body of embodiments of the present invention from car indoor observation, and Fig. 2 is the enlarged partial isometric view of Fig. 1, and Fig. 3 is the sectional elevation of the III-III line along Fig. 2.In addition, " front and back " and " up and down " shown with arrows in the various figures represent fore-and-aft direction and the above-below direction of vehicle body, and " left and right " represents the left and right directions (overall width direction) observed from driver's seat respectively.
As shown in Figures 1 and 2, inner panel 12,12 after vehicle 10 has a pair, it forms the indoor side plate of car of the left and right sides in body tail.But in FIG, illustrate only the rear inner panel 12 on right side and eliminate the diagram of rear inner panel 12 in left side.
After a pair, inner panel 12,12 is made up of a pair rear pillar inner panel 16,16 and a pair rear pillar reinforcement 20,20.A pair rear pillar inner panel 16,16 forms the tail-gate peristome 14 at vehicle body rear.A pair rear pillar reinforcement 20,20 forms the back door opening portion 18 of body tail.Rear pillar inner panel 16,16 and rear pillar reinforcement 20,20 are made up of different component respectively.In addition, vehicle 10 has roof cant rail inner component 22, and it is above Vehicular side body, extends from rear inner panel 12 towards vehicle front side.Rear inner panel 12 is made up of different component respectively with roof cant rail inner component 22.
Tail-gate peristome 14 has a pair rear pillar inner panel 16,16 and rear roof rail 26.A pair rear pillar inner panel 16,16 forms the lateral margin by the tail-gate peristome 14 of not shown rear tailgate (tail-gate) opening and closing.Rear roof rail 26 forms the upper limb of tail-gate peristome 14, and is erected at a pair rear pillar inner panel 16,16 and goes up each other.In addition, in FIG, illustrate only the rear pillar inner panel 16 on the right side of the vehicle 10 in a pair rear pillar inner panel 16,16, and eliminate the diagram of the rear pillar inner panel 16 in left side.
Back door opening portion 18 is formed by roof cant rail inner component 22, center pillar 24 and rear pillar reinforcement 20 etc.Roof cant rail inner component 22 by not shown back door opening and closing, and engages with the upper end of rear pillar inner panel 16 and rear pillar reinforcement 20 respectively, extends towards vehicle front.Rear pillar reinforcement 20 is located at the rear portion lateral margin in back door opening portion 18.Be equipped in the lower side of rear inner panel 12: lower back panel 28, it engages with the bottom of rear inner panel 12; With rear wheel casing inner plate 30, it engages respectively with the bottom of lower back panel 28 and rear pillar reinforcement 20.
Rear pillar inner panel 16 is configured in passenger compartment side in the mode extended along roughly vertical direction.This rear pillar inner panel 16 engages with rear pillar outside plate 32 one outside car and forms rear pillar.As shown in Figure 3, rear pillar outside plate 32 in left-right direction (overall width direction) extends, and forms the rear surface of rear pillar.The end along left and right directions (outboard end in overall width direction) of rear pillar outside plate 32 and engaging with the side outside plate 34 that rear pillar outside plate 32 split is formed.
As shown in Figure 2, there is to rear pillar inner panel 16 split the rear pillar inner panel upper member on the rear pillar inner panel lower member forming bottom and formation top.
As shown in Figure 3, on the car outdoor unit side of rear pillar inner panel 16, be provided with rear pillar anchoring and mend plate (rearpillaranchorpatch) 36.Mend plate 36 by rear pillar inner panel 16 and rear pillar anchoring and form closed section portion 38.
Closed section portion 38 is formed by closed section on the cross-sectional plane that the axis with rear pillar is roughly orthogonal.The sidewall 16a of the inclination of rear pillar inner panel 16 and rear pillar anchoring are mended an end side 36a welding of the vehicle front side of plate 36, and engaged by the rear view of vehicle end 36b that the rear view of vehicle end 16c of rear pillar inner panel 16 and rear pillar anchoring mend plate 36, this closed section portion 38 is formed as cross section roughly triangular shape thus.
Rear view of vehicle side in figure 3, engages the vehicle body center side end 32a of the rear pillar outside plate 32 extended along left and right directions, rear pillar anchoring with mending the rear view of vehicle end 36b of plate 36 and rear view of vehicle end this three in one of 16c of rear pillar inner panel 16.
Fig. 4 is that the block diagram unloading the vehicle rear of rear pillar outside plate is observed at rear from car, (a) of Fig. 5 is the enlarged partial isometric view of Fig. 4, (b) of Fig. 5 is the enlarged partial isometric view representing the part of this incised notch in the incised notch portion of rear pillar inner panel, Fig. 6 is along the longitudinal section of the VI-VI line of Fig. 5 (a), and Fig. 7 is the partial enlargement longitudinal section of Fig. 6.
As shown in (a) of Fig. 4 and Fig. 5, in the car outer lateral side of rear inner panel 12, be provided with stiffener 40 in the rear pillar configured across the mode of rear pillar inner panel 16 and rear pillar reinforcement 20.In rear pillar, stiffener 40 is in substantially rectangular shape under side-looking.In rear pillar stiffener 40 vehicle fore-and-aft direction on front end engage with the reinforcement flange 46 described later of rear pillar reinforcement 20.In rear pillar stiffener 40 vehicle fore-and-aft direction on rear end and rear pillar anchoring mend plate 36 and engage ((a) with reference to Fig. 5).
In rear pillar, stiffener 40 has muscle portion 42 and stiffener flange 48.Muscle portion 42 extends from the junction surface of mending plate 36 with rear pillar anchoring towards vehicle front side.Stiffener flange 48 is located at the front side in muscle portion 42, and engages with the reinforcement flange 46 forming rear door opening flange 44 on rear pillar reinforcement 20.Reinforcement flange 46 is made up of general planar portion, and muscle portion 42 is formed as bloating outside car from reinforcement flange 46.
Vehicle 10 has and engages and the roof cant rail inner component 22 extended along vehicle fore-and-aft direction with the upper end of rear pillar inner panel 16 and rear pillar reinforcement 20.Roof cant rail inner component 22 is formed with rear inner panel 12 split ground.
As shown in FIG. 6 and 7, roof cant rail inner component 22 is made up of beam sidewall 50, beam lower wall 52 and beam flange 54.Beam sidewall 50 is located at upper side and extends along the vertical direction.The outside of beam lower wall 52 from the lower end of beam sidewall 50 to overall width direction extends.Beam flange 54 extends downwards from the overall width outboard end of beam lower wall 52.The 1st ridge line section 56 that the mode being provided with to bend to cross section arc-shaped between beam lower wall 52 and beam flange 54 is formed.In addition, the 2nd ridge line section 58 that the mode being provided with to bend to cross section arc-shaped between beam lower wall 52 and beam sidewall 50 is formed.
Rear pillar reinforcement 20 (rear inner panel) has plate sidewall 60, plate upper wall 62 and plate flange 64.Plate sidewall 60 and beam flange 54 extend side by side along the vertical direction.Plate upper wall 62 from the upper end of plate sidewall 60 to extend along the mode of beam lower wall 52 to overall width center side.Plate flange 64 from the overall width medial end of plate upper wall 62 to extend upward along the mode of beam sidewall 50.Plate the 1st ridge line section 61 that the mode being provided with to bend to cross section arc-shaped between plate sidewall 60 and plate upper wall 62 is formed.In addition, plate the 2nd ridge line section 63 that the mode being provided with between wall 62 and plate flange 64 onboard to bend to cross section arc-shaped is formed.
Plate flange 64 has the 1st reinforcement muscle (stiffenerbead) portion 66 bloating formation, and the 1st reinforcement muscle portion 66 that clips engages with beam sidewall 50.In addition, the width dimensions that is configured to respectively along vehicle fore-and-aft direction of plate sidewall 60, plate upper wall 62 and plate flange 64 is roughly the same.
As shown in Figure 5, the plate flange 64 engaged with the beam sidewall 50 of roof cant rail inner component 22 is provided with in the upper end of rear pillar reinforcement 20.The 1st reinforcement muscle portion 66 bloated towards car outside is provided with at the central portion along vehicle fore-and-aft direction of plate flange 64.1st flange part 68 at the junction surface between the both sides on the vehicle fore-and-aft direction in the 1st reinforcement muscle portion 66 are provided with as beam sidewall 52.
As shown in (a) of Fig. 5, rear pillar inner panel 16 is provided with the incised notch portion 70 in roughly triangular shape.As described later, to make this nonoverlapping mode of roof cant rail inner component 22, rear pillar inner panel 16 and rear pillar reinforcement 20 arrange this incised notch portion 70.In addition, the dotted portion of (b) of Fig. 5 represents the incised notch part of rear pillar inner panel 16.In addition, in the present embodiment, make rear pillar inner panel 16 incised notch and form incised notch portion 70, but being not limited thereto, if rear pillar inner panel 16 or rear pillar reinforcement 20 either party on be provided with incised notch portion 70.
The plate sidewall 60 of rear pillar reinforcement 20 has with the 2nd reinforcement muscle portion 72 extended along the vertical direction across the mode in incised notch portion 70.2nd reinforcement muscle portion 72 is positioned at the lower side in the 1st reinforcement muscle portion 68 and bloats towards car indoor and formed.The 2nd flange part 74 engaged with beam flange 54 is provided with in the both sides of the vehicle fore-and-aft direction in the 2nd reinforcement muscle portion 72.
Fig. 8 is the perspective side elevation view of the upper side of inner panel and rear pillar reinforcement after observing outside car, and Fig. 9 is the sectional elevation of the IX-IX line along Fig. 8, and Figure 10 is the sectional elevation of the X-X line along Fig. 8.
Comparison diagram 9 is known with Figure 10, and the width dimensions W1 on the vehicle fore-and-aft direction in the 1st reinforcement muscle portion 66 of upper side sets than the width dimensions W2 little (W1<W2) on the vehicle fore-and-aft direction in the 2nd reinforcement muscle portion 72 of lower side.When wall 62 is identical with the width dimensions of plate sidewall 60 onboard, based on the 1st and the 2nd reinforcement muscle portion 66,72 width dimensions between relation, and the width dimensions on the vehicle fore-and-aft direction of the 1st flange part 68 is set than the 2nd flange part 74 vehicle fore-and-aft direction on width dimensions large.Its result is, in the present embodiment, can guarantee the spot welding surplus for being bonded on by the 1st flange part 68 of the both sides being located at the 1st reinforcement muscle portion 66 on the beam lower wall 52 of roof cant rail inner component 22 rightly.
In addition, the direction (projected direction) that bloats of the 1st reinforcement muscle portion the 66 and the 2nd reinforced rib 72 is set as opposite sense respectively in car indoor and outdoor.As shown in Figure 10, in order to be engaged with beam sidewall 50 by the 1st flange part 68, the 1st reinforcement muscle portion 66 needs to be formed in the mode bloated to car outside.In addition, as shown in Figure 9, in order to be engaged with side outside plate 34 by the 2nd flange part 74 of vehicle front side, the 2nd reinforcement muscle portion 72 needs to be formed in the mode bloated to car indoor.Like this, the direction that bloats in the 1st and the 2nd reinforcement muscle portion 66,72 is set as different from each other with the other side's component that will engage accordingly.
In addition, as shown in Figure 3, rear pillar inner panel 16 is formed thick by thickness ratio rear pillar reinforcement 20 or the component of high rigidity, high strength is formed compared with rear pillar reinforcement 20.Also can in contrast to this, rear pillar reinforcement 20 is formed thick by thickness ratio rear pillar inner panel 16 or the component of high rigidity, high strength is formed compared with rear pillar inner panel 16.
The back structure of vehicle body 10 of present embodiment is formed substantially in the above described manner, then, is described its action effect.
In the present embodiment, by inner panel 12 after being formed with different component and roof cant rail inner component 22, the thicker component of thickness of slab can be selected to needing the position of high rigidity, high strength or there is the component of material of high rigidity.On the other hand, to the component needing weight-saving position to select the thinner component of thickness of slab or light material.Its result is, in the present embodiment, even if when the rear pillar split by integration in the past form, carry out split formation with carrying out optimum by a suitable material suitable institute ground layout structure, high rigidity, high strength and lightweight can be made simultaneously to realize.
In addition, in the present embodiment, be configured to, by being located at plate the 1st ridge line section 61 between plate sidewall 60 and plate upper wall 62 forming rear pillar reinforcement 20, cover the 1st ridge line section 56 between beam lower wall 52 and beam flange 54 being located at and forming roof cant rail inner component 22.Thereby, it is possible to improve rigidity, the intensity of rear pillar further.
And, in the present embodiment, be configured to, by being located at plate the 2nd ridge line section 63 between plate flange 64 and plate upper wall 62 forming rear pillar reinforcement 20, cover the 2nd ridge line section 58 between beam sidewall 50 and beam lower wall 52 being located at and forming roof cant rail inner component 22.Thereby, it is possible to further improve rigidity, the intensity of rear pillar.
In addition, in the present embodiment, the 1st reinforcement muscle portion 66 is also provided with, thereby, it is possible to improve rigidity, the intensity of the plate flange 64 forming rear pillar reinforcement 20.
In addition, in the present embodiment, also utilize different component to form rear pillar inner panel 16 and rear pillar reinforcement 20, the thicker component of thickness of slab can be selected to needing the position of high rigidity, high strength thus or there is the component of material of high rigidity.On the other hand, to the component needing weight-saving position to select the thinner component of thickness of slab or light material.Its result is, in the present embodiment, even if by the rear pillar split of integration in the past form when, carry out split formation with carrying out optimum by a suitable material suitable institute ground layout structure, high rigidity, high strength and lightweight can be made simultaneously to realize.
In addition, in the present embodiment, also configure stiffener 40 in rear pillar strengthen across two components be made up of rear pillar inner panel 16 and rear pillar reinforcement 20.Thereby, it is possible to the rigidity of the part suppressing split to form, intensity reduce, to guarantee rigidity, the intensity expected.Its result is, in the present embodiment, overall as rear pillar, and high rigidity, high strength and lightweight can be made balanced.
In addition, in the present embodiment, also plate 36 is mended with the rear pillar anchoring forming closed section in the rear end of stiffener in rear pillar 40 and engage, thereby, it is possible to improve rigidity, the intensity of rear pillar further.
In addition, in the present embodiment, muscle portion 42 is also set, thereby, it is possible to improve rigidity, the intensity of rear pillar reinforcement 20 self.In addition, by being engaged with rear door opening flange 44 by stiffener flange 48, rigidity, intensity during assembling rear pillar reinforcement 20 can be improved.
In addition, in the present embodiment, be also provided with incised notch portion 70, thereby, it is possible to avoid roof cant rail inner component 22, rear pillar inner panel 16 and rear pillar reinforcement 20, this is overlapping.Thus, avoid such as also overlapping rear pillar outside plate 32 time four components overlap, can suppress such as weld (such as spot welding) overlapping part time engaging force (binding force) reduce.
In addition, in the present embodiment, rear pillar inner panel 16 is provided with incised notch portion 70, thereby, it is possible to make the 2nd reinforcement muscle portion 72 extend along above-below direction.In addition, by making the 2nd reinforcement muscle portion 72 extend along above-below direction, the rigidity of rear pillar reinforcement 20 entirety, intensity can be improved.
In addition, in the present embodiment, rear pillar inner panel 16 formed thick by thickness ratio rear pillar reinforcement 20 or compared with rear pillar reinforcement 20, there is high rigidity, the component of high strength forms, thus, can be easy on rear pillar reinforcement 20, form plate sidewall 60, plate upper wall 62 and plate flange 64, thus improve the formability of rear pillar reinforcement 20.
In addition, as modified embodiment of the present embodiment, such as, also can be, rear pillar reinforcement 20 formed thick by thickness ratio rear pillar inner panel 16 or compared with rear pillar inner panel 16, there is high rigidity, the component of high strength forms.By forming by this way, there is following advantage: the formability that can improve rear pillar inner panel 16, and rear pillar inner panel 16 lightweight that is made up of larger plate can be made.
Description of reference numerals
10 vehicles
Inner panel after 12
14 tail-gate peristomes
16 rear pillar inner panels
18 back door opening portions
20 rear pillar reinforcements
22 roof cant rail inner components
Plate is mended in 36 rear pillar anchorings
38 closed section portions
Stiffener in 40 rear pillars
42 muscle portions
44 rear door opening flange
46 reinforcement flanges
48 stiffener flanges
50 beam sidewalls
52 beam lower walls
54 beam flanges
60 plate upper walls
62 plate lower walls
64 plate flanges
66 the 1st reinforcement muscle portions
70 incised notch portions
72 the 2nd reinforcement muscle portions
Claims (amendment according to treaty the 19th article)
1. (after amendment) a kind of back structure of vehicle body, it has:
Rear inner panel, it forms the indoor side plate of car of the left and right sides in body tail; With
Roof cant rail inner component, it extends from described rear inner panel to vehicle front side above Vehicular side body, and the feature of described back structure of vehicle body is,
Split forms described rear inner panel and described roof cant rail inner component,
The beam flange that described roof cant rail inner component has the beam sidewall extended along the vertical direction, the beam lower wall extended outside overall width direction from the lower end of described beam sidewall and extends downwards from the overall width outboard end of described beam lower wall,
Described rear inner panel there is the plate sidewall that extends along the vertical direction side by side with described beam flange and from the upper end of described plate sidewall with the plate upper wall extended along the mode of described beam sidewall to overall width center side,
Described rear inner panel is made up of the rear pillar reinforcement of the rear pillar inner panel forming tail-gate peristome with the back door opening portion forming body tail,
Described rear pillar inner panel and described rear pillar reinforcement are made up of different component,
Be provided with across described rear pillar inner panel and described rear pillar reinforcement configuration rear pillar in stiffener.
2. back structure of vehicle body as claimed in claim 1, is characterized in that,
Described rear inner panel has plate flange, this plate flange from the overall width medial end of described plate upper wall to extend upward along the mode of described beam sidewall.
3. back structure of vehicle body as claimed in claim 2, is characterized in that,
Described plate flange has the 1st reinforcement muscle portion, and clips described 1st reinforcement muscle portion and engage with described beam sidewall.
4. (deletion)
5. (after amendment) back structure of vehicle body as claimed in claim 1, is characterized in that,
Have rear pillar anchoring and mend plate, this rear pillar anchoring is mended plate and is engaged with described rear pillar inner panel and form closed section,
In described rear pillar, the rear end of stiffener is mended plate with described rear pillar anchoring and is engaged.
6. back structure of vehicle body as claimed in claim 5, is characterized in that,
In described rear pillar, stiffener has:
Muscle portion, it extends from the junction surface of mending plate with described rear pillar anchoring towards vehicle front side; With
Stiffener flange, it is located at the front side in described muscle portion, engages with the reinforcement flange of the rear pillar reinforcement forming rear door opening flange.
7. (after amendment) back structure of vehicle body as claimed in claim 1, is characterized in that,
Either party of post inner panel or described rear pillar reinforcement in the rear, is provided with incised notch portion to make described roof cant rail inner component, described rear pillar inner panel and this nonoverlapping mode of described rear pillar reinforcement.
8. back structure of vehicle body as claimed in claim 7, is characterized in that,
Described incised notch portion is located on described rear pillar inner panel,
Described rear pillar reinforcement has with the 2nd reinforcement muscle portion extended along the vertical direction across the mode in described incised notch portion.
9. (after amendment) back structure of vehicle body as claimed in claim 1, is characterized in that,
Described rear pillar inner panel is made up of thick or high rigidity, high strength compared with described rear pillar reinforcement the component of the thickness of slab of rear pillar reinforcement described in thickness ratio,
Post reinforcement is provided with described plate sidewall, described plate upper wall and described plate flange in the rear.
Illustrate or state (amendment according to treaty the 19th article)
Based PC T the 19th article of specification sheets that (1) revises
Claim 1 is that the dependent claims 4 during application is changed to the form of independent claims.That is, claim 1 forms in claim 1 when the content of claim 4 during application being all incorporated into application.
In addition, the claim 4 during application is deleted.
The adduction relationship of claim 5,7,9 is changed accordingly with the amendment of claim 1.
Claims (9)
1. a back structure of vehicle body, it has:
Rear inner panel, it forms the indoor side plate of car of the left and right sides in body tail; With
Roof cant rail inner component, it extends from described rear inner panel to vehicle front side above Vehicular side body, and the feature of described back structure of vehicle body is,
Split forms described rear inner panel and described roof cant rail inner component,
The beam flange that described roof cant rail inner component has the beam sidewall extended along the vertical direction, the beam lower wall extended outside overall width direction from the lower end of described beam sidewall and extends downwards from the overall width outboard end of described beam lower wall,
Described rear inner panel there is the plate sidewall that extends along the vertical direction side by side with described beam flange and from the upper end of described plate sidewall with the plate upper wall extended along the mode of described beam sidewall to overall width center side.
2. back structure of vehicle body as claimed in claim 1, is characterized in that,
Described rear inner panel has plate flange, this plate flange from the overall width medial end of described plate upper wall to extend upward along the mode of described beam sidewall.
3. back structure of vehicle body as claimed in claim 2, is characterized in that,
Described plate flange has the 1st reinforcement muscle portion, and clips described 1st reinforcement muscle portion and engage with described beam sidewall.
4. the back structure of vehicle body according to any one of claims 1 to 3, is characterized in that,
Described rear inner panel is made up of the rear pillar reinforcement of the rear pillar inner panel forming tail-gate peristome with the back door opening portion forming body tail,
Described rear pillar inner panel and described rear pillar reinforcement are made up of different component,
Be provided with across described rear pillar inner panel and described rear pillar reinforcement configuration rear pillar in stiffener.
5. back structure of vehicle body as claimed in claim 4, is characterized in that,
Have rear pillar anchoring and mend plate, this rear pillar anchoring is mended plate and is engaged with described rear pillar inner panel and form closed section,
In described rear pillar, the rear end of stiffener is mended plate with described rear pillar anchoring and is engaged.
6. back structure of vehicle body as claimed in claim 5, is characterized in that,
In described rear pillar, stiffener has:
Muscle portion, it extends from the junction surface of mending plate with described rear pillar anchoring towards vehicle front side; With
Stiffener flange, it is located at the front side in described muscle portion, engages with the reinforcement flange of the rear pillar reinforcement forming rear door opening flange.
7. back structure of vehicle body as claimed in claim 4, is characterized in that,
Either party of post inner panel or described rear pillar reinforcement in the rear, is provided with incised notch portion to make described roof cant rail inner component, described rear pillar inner panel and this nonoverlapping mode of described rear pillar reinforcement.
8. back structure of vehicle body as claimed in claim 7, is characterized in that,
Described incised notch portion is located on described rear pillar inner panel,
Described rear pillar reinforcement has with the 2nd reinforcement muscle portion extended along the vertical direction across the mode in described incised notch portion.
9. back structure of vehicle body as claimed in claim 4, is characterized in that,
Described rear pillar inner panel is made up of thick or high rigidity, high strength compared with described rear pillar reinforcement the component of the thickness of slab of rear pillar reinforcement described in thickness ratio,
Post reinforcement is provided with described plate sidewall, described plate upper wall and described plate flange in the rear.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013-099931 | 2013-05-10 | ||
| JP2013099931 | 2013-05-10 | ||
| PCT/JP2014/061961 WO2014181740A1 (en) | 2013-05-10 | 2014-04-30 | Rear section structure of vehicle body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105189260A true CN105189260A (en) | 2015-12-23 |
| CN105189260B CN105189260B (en) | 2017-04-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480026591.8A Active CN105189260B (en) | 2013-05-10 | 2014-04-30 | Rear section structure of vehicle body |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6062044B2 (en) |
| CN (1) | CN105189260B (en) |
| WO (1) | WO2014181740A1 (en) |
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| CN110612247A (en) * | 2017-05-10 | 2019-12-24 | 日本制铁株式会社 | Structural member, vehicle body structure, and bumper reinforcement |
| CN111688814A (en) * | 2019-03-15 | 2020-09-22 | 丰田自动车株式会社 | Vehicle rear structure |
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- 2014-04-30 CN CN201480026591.8A patent/CN105189260B/en active Active
- 2014-04-30 WO PCT/JP2014/061961 patent/WO2014181740A1/en active Application Filing
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| JPH09254813A (en) * | 1996-03-26 | 1997-09-30 | Mazda Motor Corp | Automobile lateral reinforcement construction |
| CN1746066A (en) * | 2004-09-10 | 2006-03-15 | 铃木株式会社 | Joint construction in upper part of center pillar |
| JP2006111130A (en) * | 2004-10-14 | 2006-04-27 | Fuji Heavy Ind Ltd | Rear body structure |
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| CN110612247A (en) * | 2017-05-10 | 2019-12-24 | 日本制铁株式会社 | Structural member, vehicle body structure, and bumper reinforcement |
| CN110612247B (en) * | 2017-05-10 | 2020-08-28 | 日本制铁株式会社 | Structural member, vehicle body structure, and bumper reinforcement |
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| CN111688814B (en) * | 2019-03-15 | 2023-10-20 | 丰田自动车株式会社 | vehicle rear structure |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6062044B2 (en) | 2017-01-18 |
| CN105189260B (en) | 2017-04-12 |
| JPWO2014181740A1 (en) | 2017-02-23 |
| WO2014181740A1 (en) | 2014-11-13 |
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