Fender mounting structure and car
Technical Field
The utility model belongs to the field of automobile parts, and particularly relates to a fender mounting structure and an automobile.
Background
As shown in fig. 1, a fender mount 1 in a conventional fender mounting structure is a drooping type long cantilever structure that is bent in a multi-dimensional manner downward and inward (i.e., bent in the-Z direction and simultaneously bent in the Y direction toward the inside of a vehicle body). The fender mounting structure has the following problems that (1) manufacturing precision of the fender mounting structure is difficult to ensure after two space directions are bent in multiple dimensions, (2) a lower connecting piece 10 welded and matched with the fender mounting frame 1 is required to be made into an arc cantilever structure, manufacturing precision is difficult to ensure, precision is not beneficial to achieving rapidly, (3) an upper connecting support 9 is required to be added as a middle connecting piece when the fender mounting structure is connected with a front upper member 8, cost is not beneficial to reducing, cost is increased, and (4) after collision occurs, a force transmission path is from the lower connecting piece 10 to the fender mounting frame 1 and is transmitted obliquely upwards from below, and the force transmission path is formed by split welding, so that force transmission strength is poor.
In addition, a fender mounting bracket structure disclosed in CN217945335U also has the above-described problems.
Disclosure of utility model
The utility model aims to provide a fender mounting structure and an automobile, so that manufacturing difficulty is reduced, and meanwhile cost is reduced.
According to the fender mounting structure, the fender mounting structure comprises a fender mounting frame, a fender bracket, a headlamp bracket connecting piece, a fender front mounting bracket and a front cover stay bar mounting nut plate, wherein the fender bracket is a sheet metal part which is bent towards the inner side of a vehicle body in the front-back direction (namely in the Y direction), the fender mounting frame is provided with a horizontal mounting plate and a vertical mounting plate which are mutually connected, and a front fender mounting reinforcement for connecting a front upper member is arranged at the front end of the fender mounting frame.
Preferably, the fender mounting structure further comprises a front cover hinge mounting reinforcing plate, the front cover hinge mounting reinforcing plate is provided with a horizontal portion and a vertical portion which are mutually connected, a hinge mounting hole is formed in the vertical portion of the front cover hinge mounting reinforcing plate, a first projection welding nut is welded at a position corresponding to the hinge mounting hole, the horizontal portion of the front cover hinge mounting reinforcing plate is welded with the rear portion of the lower side wall of the horizontal mounting plate, the vertical portion of the front cover hinge mounting reinforcing plate is welded with the rear portion of the inner side wall of the vertical mounting plate, and the hinge mounting hole corresponds to the hinge mounting through hole in the vertical mounting plate. The front cover hinge installation reinforcing plate is installed at the rear part of the fender mounting frame, so that the front cover hinge is convenient to install.
Preferably, the front cover hinge installation reinforcing plate is provided with a penetrating reinforcing rib penetrating through the horizontal part and the vertical part, the front side edge of the front cover hinge installation reinforcing plate is provided with a front reinforcing flanging, and the rear side edge of the front cover hinge installation reinforcing plate is provided with a rear reinforcing flanging. The multiple reinforcing effect of penetrating type strengthening rib, preceding reinforcing turn-ups, back reinforcing turn-ups is more favorable to guaranteeing the self intensity of front shroud hinge installation reinforcing plate, installs the rear portion at the fender mounting bracket simultaneously, can play the reinforcing effect to the fender mounting bracket again.
Preferably, the front fender mounting reinforcement has a first horizontal part, a vertical part and a second horizontal part which are sequentially connected, one side edge of the vertical part is provided with a connecting flanging, the connecting flanging extends to the side of the second horizontal part, the first horizontal part is provided with a first component mounting hole, the vertical part is provided with a second component mounting hole, the first horizontal part of the front fender mounting reinforcement is welded with the front part of the lower side wall of the horizontal mounting plate, the first component mounting hole corresponds to a component mounting through hole on the horizontal mounting plate, and the connecting flanging is welded with the front part of the inner side wall of the vertical mounting plate. Realize with the welding of fender mounting bracket through first horizontal part and connection turn-ups, the welding is more firm. Firm connection with the front upper member is achieved through a first member mounting hole formed in the first horizontal portion of the fender mounting front reinforcement and a second member mounting hole formed in the vertical portion.
Preferably, the left side edge of the front headlight support connecting piece is bent and extended forwards to form a welding plate, the upper side edge of the front part of the front headlight support connecting piece is bent and extended forwards to form a connecting plate, a fender mounting hole is formed in the connecting plate, a positioning hole and a weight reducing hole are formed in the front headlight support connecting piece, and the welding plate is welded with the middle part of the outer side wall of the vertical mounting plate. The connection with the fender is realized through locating hole, fender mounting hole, and the lightening hole has realized the lightweight of headlamp bracket connecting piece.
Preferably, the upper side of the front headlight support connecting piece is provided with an upper reinforced shallow flanging, and the lower side of the front headlight support connecting piece is provided with a lower reinforced shallow flanging. The upper reinforced shallow flanging and the lower reinforced shallow flanging not only improve the strength of the front headlight bracket connecting piece, but also avoid the deep flanging and lighten the weight.
Preferably, the right side edge of the lower part of the front fender mounting bracket is bent forwards to extend to form a lapping plate, the lower side edge of the front fender mounting bracket is provided with a shallow flanging, the front fender mounting bracket is provided with a fender connecting piece mounting hole, and the lapping plate is welded with the front part of the outer side wall of the vertical mounting plate. The shallow flanging not only strengthens the strength of the front mounting bracket of the fender, but also avoids deep flanging and reduces the weight.
Preferably, the center of the front cover stay bar installation nut plate is provided with a stay bar installation hole, a second projection welding nut is welded at the position corresponding to the stay bar installation hole, the periphery edge of the front cover stay bar installation nut plate is bent to form a surrounding type reinforcing flanging, the front cover stay bar installation nut plate is welded with the middle part of the inner side wall of the vertical installation plate, and the stay bar installation hole corresponds to the stay bar installation through hole on the vertical installation plate. The surrounding and blocking type reinforcing flanging increases the strength of the front cover stay bar mounting nut plate, and the front cover stay bar mounting nut plate can be utilized to complete the mounting function of the front cover stay bar.
Preferably, the rear portion of the vertical mounting plate has a first elongated rib extending in the front-rear direction (i.e., Y-direction), and the middle portion of the vertical mounting plate has a second elongated rib extending in the up-down direction (i.e., Z-direction). The strength of the vertical mounting plate is increased by the first long-strip-shaped reinforcing ribs and the second long-strip-shaped reinforcing ribs, and the stress strength of the fender mounting frame is further improved.
In a second aspect, the automobile of the present utility model includes the above-described fender mounting structure.
Compared with the prior art, the utility model has the following effects:
(1) The fender mounting frame is only bent towards the inner side of the vehicle body in the front-rear direction, so that the manufacturing sensitivity is reduced, the manufacturing difficulty of the matched counterpart is reduced, the debugging period is shortened, the size qualification rate of the part is improved, the rapid achievement of the quality of the vehicle body is facilitated, and the stability is improved.
(2) The fender mounting frame is directly connected with the front upper hook through the fender mounting front reinforcing piece, an additional upper connecting support is not required to be added, parts are reduced, the integration level is improved, and the cost is reduced while the vehicle body is light.
(3) After collision occurs, the force is directly transferred from the integrated structure Y of the fender mounting frame to the force, the force transfer strength is better, the strength of the vehicle body is improved, and the optimization of the performance is realized.
Drawings
Fig. 1 is an assembly schematic diagram of a conventional fender mounting structure and a lower connecting member, an upper connecting bracket and a front upper member.
Fig. 2 is a plan view of a fender mounting structure in an embodiment of the utility model.
Fig. 3 is an isometric view of a fender mounting structure in an embodiment of the utility model.
Fig. 4 is a right side view of a fender mounting structure in an embodiment of the utility model.
Fig. 5 is a schematic structural view of a headlight bracket connection according to an embodiment of the utility model.
Fig. 6 is a schematic structural view of a front fender bracket according to an embodiment of the utility model.
Fig. 7 is a schematic structural view of a fender pre-installation reinforcement member in an embodiment of the present utility model.
Fig. 8 is a schematic structural view of a front cover hinge mounting reinforcing plate according to an embodiment of the present utility model.
Fig. 9 is a schematic structural view of a front cover stay mounting nutplate in an embodiment of the present utility model.
Fig. 10 is an assembly schematic diagram of the fender mounting structure, the lower link, and the front upper member in the embodiment of the utility model.
The front fender bracket comprises a 1-fender bracket, a 2-fender bracket, a 3-headlamp bracket connector, a 4-fender front mounting bracket, a 5-fender front reinforcement, a 6-front cover hinge mounting reinforcement plate, a 7-front cover stay mounting nut plate, an 8-front upper member, a 9-upper connecting bracket, a 10-lower connector, a 11-horizontal mounting plate, a 12-vertical mounting plate, a 13-first elongated reinforcing rib, a 14-second elongated reinforcing rib, a 15-hinge mounting through hole, a 16-member mounting through hole, a 17-stay mounting through hole, a 31-welding plate, a 32-connecting plate, a 33-fender mounting hole, a 34-positioning hole, a 35-lightening hole, a 36-upper reinforcing flange, a 37-lower reinforcing flange, a 41-lapping plate, a 42-lightening flange, a 43-fender connector mounting hole, a 51-connecting flange, a 52-member first mounting hole, a 53-member second mounting hole, a 61-first projection welding nut, a 62-penetrating reinforcing rib, a 63-welding flange, a 64-rear reinforcing flange, a 71-lower reinforcing flange, a 72-flange, and a projection flange.
Detailed Description
For a more complete understanding of the nature and the technical content of the embodiments of the present utility model, reference should be made to the following detailed description of embodiments of the utility model, taken in conjunction with the accompanying drawings, which are meant to be illustrative only and not limiting of the embodiments of the utility model.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein is for the purpose of describing embodiments of the utility model only and is not intended to be limiting of the utility model.
In the following description, reference is made to "some embodiments" which describe a subset of all possible embodiments, but it is to be understood that "some embodiments" can be the same subset or different subsets of all possible embodiments and can be combined with one another without conflict.
It should also be noted that the term "first\second" in relation to embodiments of the present utility model is used merely to distinguish between similar objects and does not represent a particular ordering for the objects.
As shown in fig. 2 to 9, the fender mounting structure in the embodiment of the utility model includes a fender mount 1, a fender bracket 2, a headlight bracket connection 3, a fender front mounting bracket 4, a fender mounting front reinforcement 5, a front cowl hinge mounting reinforcement plate 6, and a front cowl stay mounting nut plate 7.
As shown in fig. 2 to 4, the fender mount 1 is a sheet metal member having an arc that is bent toward the inside of the vehicle body in the front-rear direction (i.e., in the Y direction), and the fender mount 1 has a horizontal mounting plate 11 and a vertical mounting plate 12 that are coupled to each other. In some embodiments, the rear portion of the vertical mounting plate 12 has a first elongated stiffener 13 extending in the front-to-rear direction, and the middle portion of the vertical mounting plate 12 has a second elongated stiffener 14 extending in the up-and-down direction. The first long strip-shaped reinforcing ribs 13 and the second long strip-shaped reinforcing ribs 14 increase the strength of the vertical mounting plate 12, and further improve the stress strength of the fender mounting frame 1. In some embodiments, the joint of the horizontal mounting plate 11 and the vertical mounting plate 12 is also provided with a reinforcing rib, so that the whole structure has good strength assurance effect. As an example, the length of the first elongated reinforcing bars 13 is 287mm. The fender bracket 2 is welded in the middle of the outer side wall of the vertical mounting plate 12 in an L shape, small flanging is arranged on two sides of the fender bracket 2, and assembling holes are formed.
As shown in fig. 2, 3 and 5, in some embodiments, the left side edge of the headlight support connection member 3 is bent and extended forward to form a welding plate 31, the upper side edge of the front portion of the headlight support connection member 3 is bent and extended forward to form a connecting plate 32, a fender mounting hole 33 is formed in the connecting plate 32, two positioning holes 34 and a lightening hole 35 are formed in the headlight support connection member 3, the lightening hole 35 is located between the two positioning holes 34, an upper reinforcing shallow flange 36 is provided on the upper side edge of the headlight support connection member 3, and a lower reinforcing shallow flange 37 is provided on the lower side edge of the headlight support connection member 3. The welding plate 31 is welded to the middle of the outer side wall of the vertical mounting plate 12. The connection with the fender is realized through the positioning holes 34 and the fender mounting holes 33, the weight reduction holes 35 realize the light weight of the headlamp bracket connecting piece, and the upper reinforced shallow flanging 36 and the lower reinforced shallow flanging 37 not only promote the strength of the headlamp bracket connecting piece, but also avoid the deep flanging and lighten the weight.
As shown in fig. 2, 3 and 6, in some embodiments, the lower right side edge of the front fender bracket 4 is bent and extended forward to form a lapping plate 41, the lower side edge of the front fender bracket 4 is provided with a shallow flange 42, two fender connector mounting holes 43 are formed in the front fender bracket 4, and the lapping plate 41 is welded with the front portion of the outer side wall of the vertical mounting plate 12. The shallow flanging 42 not only strengthens the strength of the front fender mounting bracket 4, but also avoids deep flanging and reduces the weight.
As shown in fig. 2, 3, 4 and 7, in some embodiments, the front fender reinforcement 5 has a first horizontal portion, a vertical portion and a second horizontal portion that are sequentially connected (the front fender reinforcement 5 is approximately Z-shaped), one side of the vertical portion of the front fender reinforcement 5 has a connection flange 51, the connection flange 51 extends to the side of the second horizontal portion, two first member mounting holes 52 are formed in the first horizontal portion of the front fender reinforcement 5, two second member mounting holes 53 are formed in the vertical portion of the front fender reinforcement 5, the first horizontal portion of the front fender reinforcement 5 is welded to the front portion of the lower side wall of the horizontal mounting plate 11, the two first member mounting holes 52 correspond to the two member mounting through holes 16 on the horizontal mounting plate 11, and the connection flange 51 is welded to the front portion of the inner side wall of the vertical mounting plate 12. The welding with the fender mounting frame 1 is realized through the first horizontal part and the connecting flange 51, and the welding is firmer. Firm connection with the front upper member 8 is achieved through the two member first mounting holes 52 and the two member second mounting holes 53 (four mounting points), and stability of the front upper member is strongly ensured by four-point locking.
As shown in fig. 3, 4 and 8, in some embodiments, the front cover hinge mounting stiffener 6 has a horizontal portion and a vertical portion (the front cover hinge mounting stiffener 6 is approximately 7-shaped), two hinge mounting holes are spaced apart from each other on the vertical portion of the front cover hinge mounting stiffener 6, first projection welding nuts 61 are welded at positions corresponding to the hinge mounting holes, the horizontal portion of the front cover hinge mounting stiffener 6 is welded to the rear portion of the lower side wall of the horizontal mounting plate 11, the vertical portion of the front cover hinge mounting stiffener 6 is welded to the rear portion of the inner side wall of the vertical mounting plate 12, and the two hinge mounting holes respectively correspond to the two hinge mounting through holes 15 on the vertical mounting plate 12. In some embodiments, two penetrating reinforcing ribs 62 penetrating the horizontal portion and the vertical portion are provided on the front cover hinge mounting reinforcing plate 6, the two penetrating reinforcing ribs 62 are located between the two hinge mounting holes, the front side edge of the front cover hinge mounting reinforcing plate 6 is provided with a front reinforcing flange 63, and the rear side edge of the front cover hinge mounting reinforcing plate 6 is provided with a rear reinforcing flange 64. The multiple reinforcing actions of the penetrating reinforcing ribs 62, the front reinforcing flanges 63 and the rear reinforcing flanges 64 are more beneficial to guaranteeing the self strength of the front cover hinge mounting reinforcing plate 6, and meanwhile, the reinforcing ribs are mounted at the rear part of the fender mounting frame 1 and can also strengthen the fender mounting frame 1.
As shown in fig. 3, 4 and 9, in some embodiments, a strut mounting hole is formed in the center of the front cover strut mounting nut plate 7, a second projection welding nut 71 is welded at a position corresponding to the strut mounting hole, the peripheral edge of the front cover strut mounting nut plate 7 is bent to form a surrounding type reinforcing flange 72, the front cover strut mounting nut plate 7 is welded to the middle part of the inner side wall of the vertical mounting plate 12, and the strut mounting hole corresponds to the strut mounting via hole 17 on the vertical mounting plate 12. The enclosure type reinforcing flange 72 increases the strength of the front cover stay bar mounting nut plate 7, and the front cover stay bar mounting function can be completed by utilizing the front cover stay bar mounting nut plate 7.
Through with above-mentioned fender support 2, headlight support connecting piece 3, fender front mounting support 4, fender installation front reinforcement 5, front shroud hinge installation reinforcing plate 6, front shroud vaulting pole installation nut board 7 and the welding of fender mounting bracket 1, can effectually accomplish corresponding functional requirement, can provide powerful support again to the realization of precision and intensity, the realization of better helping hand front face outward appearance quality.
As shown in fig. 10, since the fender mount 1 is a sheet metal member having an arc that is curved toward the inside of the vehicle body only in the front-rear direction, the engine side rail front end reinforcement 100 does not need to be made into a sagging arc structure, reducing the difficulty of matching. The lower connecting piece 10 matched with the fender mounting frame 1 can be made into a vertical structure, so that arc lap joint is avoided, manufacturing difficulty is reduced, and operation procedures and manufacturing cost during manufacturing are reduced. Meanwhile, as the fender mounting frame 1 is bent towards the inner side of the vehicle body only in the front-rear direction, the front upper member 8 is directly connected to the front end of the fender mounting frame 1 reinforced by the fender mounting front reinforcing member 5, no additional upper connecting bracket is required to be added for intermediate connection, parts and tools are reduced, the weight reduction and simplification of the vehicle body are facilitated, and meanwhile, the cost is reduced. During collision, the force is directly transferred from the integral structure Y of the fender mounting frame 1, so that the strength is improved, and the performance is optimized.
The embodiment of the utility model also provides an automobile, which comprises the fender mounting structure.
The foregoing is merely illustrative of the present utility model, and the present utility model is not limited thereto, and any person skilled in the art will readily recognize that variations or substitutions are within the scope of the present utility model.