CN113147899B - Front-end module mounting structure, front-end module mounting method and vehicle - Google Patents
Front-end module mounting structure, front-end module mounting method and vehicle Download PDFInfo
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- CN113147899B CN113147899B CN202110379953.3A CN202110379953A CN113147899B CN 113147899 B CN113147899 B CN 113147899B CN 202110379953 A CN202110379953 A CN 202110379953A CN 113147899 B CN113147899 B CN 113147899B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/02—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
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Abstract
The invention discloses a front-end module mounting structure, a mounting method and a vehicle, wherein the front-end module mounting structure comprises a main body plate, an auxiliary plate, a connecting plate and a front-end module mounting plate, the main body plate is provided with a first side surface and a second side surface which are oppositely arranged, the first side surface of the main body plate is sunken to form a through groove extending along the front-back direction so as to form an arch corresponding to the through groove on the second side surface of the main body plate, the second side surface of the main body plate is set to be a connecting surface, the auxiliary plate covers the notch of the through groove, the front end of the auxiliary plate is arranged in parallel with the front end of the main body plate, the connecting plate is correspondingly connected to the connecting surface of the main body plate and protrudes out of the second side surface of the main body plate, and the front-end module mounting plate is arranged on the front side of the connecting plate and is welded with the connecting plate. The vehicle provided by the invention ensures the installation precision of the front end module of the front longitudinal beam on the front longitudinal beam, and the welding tongs are easier to extend into the through groove for dotting.
Description
Technical Field
The invention relates to the technical field of automobile production and assembly, in particular to a front longitudinal beam front end module mounting structure, a front longitudinal beam front end module mounting method and a vehicle.
Background
In general, an automobile front-end module is located at an front end of an automobile and is fixed for mounting components such as a radiator, a headlight, a front bumper, a front collision beam, an advanced driving assistance system (abbreviated as ADAS), etc., while the automobile front-end module is mounted on the automobile front-end beam through a front-end module mounting plate, so as to ensure the mounting accuracy of the components such as the radiator, the headlight, the front bumper, the front collision beam, the advanced driving assistance system (abbreviated as ADAS) on the whole automobile, therefore, it is very important to ensure the mounting accuracy of the front-end module on the front-end beam.
Disclosure of Invention
The invention mainly aims to provide a front-end module mounting structure of a front longitudinal beam, a front-end module mounting method of the front longitudinal beam and a vehicle, and aims to solve the problem that the mounting accuracy of the front-end module of the front longitudinal beam on the front longitudinal beam is low in the past.
In order to achieve the above object, the present invention provides an installation structure of a front end module of a front side member, comprising:
the main body plate is provided with a first side surface and a second side surface which are oppositely arranged, the first side surface of the main body plate is recessed to form a through groove extending along the front-back direction, so that an arch is formed on the second side surface of the main body plate corresponding to the through groove, and the second side surface of the main body plate is set to be a connecting surface;
the auxiliary plate is arranged to cover the notch of the through groove, and the front end of the auxiliary plate is flush with the front end of the main body plate;
the connecting plate is correspondingly connected with the connecting surface of the main body plate and protrudes out of the second side surface of the main body plate; the method comprises the steps of,
the front end module mounting plate is arranged on the front side of the connecting plate and welded with the connecting plate.
Optionally, the connecting plate includes:
a connecting part extending in the front-rear direction, the connecting part being welded to the connecting surface of the main body plate; the method comprises the steps of,
and a mounting part extending from the front end of the connecting part to the direction protruding from the second side surface of the main body plate, wherein the front end module mounting plate is welded with the mounting part.
Optionally, the second side surface includes a first side surface facing away from the auxiliary plate and two second side surfaces disposed on two sides of the first side surface;
the connecting parts comprise a first connecting part welded with the first side surface and two second connecting parts welded with the two second side surfaces respectively.
Optionally, the front end module mounting board includes a main body portion welded to the connecting plate, and a fixing portion protruding from a rear side surface of the main body portion and welded to the sub-plate at a side facing the main body plate
Optionally, the front end module mounting plate further includes at least one reinforcing portion, and each reinforcing portion is convexly disposed on a rear side surface of the main body portion and welded with a groove wall surface of the through groove.
Optionally, the main body part is provided with a lightening hole corresponding to the through groove.
Optionally, the at least one reinforcing portion includes a first reinforcing portion disposed opposite to the fixing portion, and a distance between the fixing portion and the first reinforcing portion is set to D 1 Setting the distance between the auxiliary plate and the bottom of the through groove as D 2 ，0mm≤D 2 -D 1 ≤1mm。
Optionally, the mounting structure of front-end module of front longitudinal still includes a plurality of main locating holes and a plurality of secondary locating holes that the one-to-one set up, and is a plurality of the main locating hole runs through the connecting plate with front-end module mounting panel sets up, a plurality of secondary locating hole runs through the connecting plate with front-end module mounting panel sets up.
The invention also provides an installation method of the front end module of the front longitudinal beam, which comprises the following steps:
the connecting plate is matched with the front end of the main body plate, the connecting part of the connecting plate is contacted with the connecting surface of the main body plate, and the mounting part of the connecting plate protrudes out of the second side surface of the main body plate;
welding the connecting part and the connecting surface;
the front end module mounting plate is correspondingly arranged on the front side of the connecting plate, so that the plurality of main positioning holes and the plurality of secondary positioning holes are in one-to-one correspondence;
welding the reinforcing part with the wall surface of the groove;
the auxiliary plate is correspondingly arranged in the notch, and the fixing part is welded with the auxiliary plate.
The invention also provides a vehicle, which is characterized by comprising a front longitudinal beam front end module, wherein the front longitudinal beam front end module is installed by adopting the front longitudinal beam front end module installation method, and the front longitudinal beam front end module installation method comprises the following steps:
the connecting plate is matched with the front end of the main body plate, the connecting part of the connecting plate is contacted with the connecting surface of the main body plate, and the mounting part of the connecting plate protrudes out of the second side surface of the main body plate;
welding the connecting part and the connecting surface;
the front end module mounting plate is correspondingly arranged on the front side of the connecting plate, so that the plurality of main positioning holes and the plurality of secondary positioning holes are in one-to-one correspondence;
welding the reinforcing part with the wall surface of the groove;
the auxiliary plate is correspondingly arranged in the notch, and the fixing part is welded with the auxiliary plate.
According to the technical scheme, the second side face of the main body plate is set to be the connecting face, the connecting plate is connected to the connecting face during installation through matching of the connecting plate and the front end module mounting plate, and then the front end module mounting plate is welded to the connecting plate, wherein the connection of the connecting plate and the main body plate ensures the installation accuracy of the connecting plate relative to the front longitudinal beam, the welding of the front end module mounting plate and the connecting plate ensures the installation accuracy of the front end module mounting plate relative to the connecting plate, namely the installation accuracy of the front end module mounting plate relative to the front longitudinal beam is ensured, finally the installation accuracy of the front end module of the front longitudinal beam on the front longitudinal beam is ensured, meanwhile, the auxiliary plate is eliminated through connection of the connecting face, and welding tongs are easier to extend into the through groove for dotting during welding.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the structures shown in these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic perspective view of an embodiment of a front end module mounting structure of a front side member according to the present invention;
FIG. 2 is a schematic view of the structure of the connection board in FIG. 1;
FIG. 3 is a schematic view of the front end module mounting board of FIG. 1;
fig. 4 is a flowchart illustrating an embodiment of a method for installing a front end module of a front side member according to the present invention.
Reference numerals illustrate:
| reference numerals | Name of the name | Reference numerals | Name of the |
| 100 | Mounting structure of front end module of front |
311 | First connecting part |
| 1 | |
312 | Second connecting |
| 11 | |
32 | Mounting part |
| 111 | A first side surface | 4 | Front end module mounting plate |
| 112 | A |
41 | |
| 2 | |
42 | Fixing part |
| 3 | Connecting |
43 | Reinforcing |
| 31 | Connecting |
44 | Lightening hole |
The achievement of the objects, functional features and advantages of the present invention will be further described with reference to the accompanying drawings, in conjunction with the embodiments.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that, if directional indications (such as up, down, left, right, front, and rear … …) are included in the embodiments of the present invention, the directional indications are merely used to explain the relative positional relationship, movement conditions, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are correspondingly changed.
In addition, if there is a description of "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" as it appears throughout includes three parallel schemes, for example "A and/or B", including the A scheme, or the B scheme, or the scheme where A and B are satisfied simultaneously. In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present invention.
The automobile front longitudinal beam comprises a main body plate and an auxiliary plate, in order to install the front end module on the front longitudinal beam, the front end module installation plates are generally directly installed on the main body plate and the auxiliary plate through bolts in the prior art, and then the front end module is installed on the front end module installation plates, so that the installation accuracy of the front end module relative to the front longitudinal beam is difficult to ensure.
In view of the above, the present invention provides a front-rail front-end module mounting structure, a front-rail front-end module mounting method, and a vehicle, and fig. 1 to 3 are an embodiment of a front-rail front-end module mounting structure provided by the present invention, and fig. 4 is an embodiment of a front-rail front-end module mounting method provided by the present invention.
Referring to fig. 1, a front end module mounting structure 100 of a front longitudinal beam includes a main body board 1, an auxiliary board 2, a connection board 3, and a front end module mounting board 4, where the main body board 1 has a first side surface and a second side surface 11 that are opposite to each other, the first side surface of the main body board 1 is concavely formed with a through groove extending in a front-back direction, so that the second side surface 11 of the main body board 1 corresponds to the through groove to form an arch, the second side surface 11 of the main body board 1 is set as a connection surface, the auxiliary board 2 covers a notch of the through groove, a front end of the auxiliary board 2 and a front end of the main body board 1 are flush, the connection board 3 corresponds to the connection surface of the main body board 1 and protrudes from the second side surface 11 of the main body board 1, and the front end module mounting board 4 is disposed on a front side of the connection board 3 and is welded with the connection board 3.
In the technical scheme of the invention, the second side face 11 of the main body plate 1 is set as a connecting face, the connecting plate 3 is connected to the connecting face during installation through the matching of the connecting plate 3 and the front end module mounting plate 4, and then the front end module mounting plate 4 is welded to the connecting plate 3, wherein the connection of the connecting plate 3 and the main body plate 1 ensures the installation precision of the connecting plate 3 relative to the front longitudinal beam, the welding of the front end module mounting plate 4 and the connecting plate 3 ensures the installation precision of the front end module mounting plate 4 relative to the connecting plate 3, namely the installation precision of the front end module mounting plate 4 relative to the front longitudinal beam is ensured, finally the installation precision of the front end module of the front longitudinal beam on the front longitudinal beam is ensured, meanwhile, the auxiliary plate 2 is eliminated through the connection of the connecting face, and the welding pliers are easier to extend into the through groove for dotting during welding.
In an embodiment, referring to fig. 2, the connecting plate 3 includes a connecting portion 31 and an installation portion 32, the connecting portion 31 extends along a front-rear direction, the connecting portion 31 is welded to the connecting surface of the main body plate 1, the installation portion 32 extends from the front end of the connecting portion 31 toward the direction protruding from the second side 11 of the main body plate 1, and the front end module mounting plate 4 is welded to the installation portion 32, so that the connection strength of the front end module mounting plate 4 to the front longitudinal beam is improved by welding, and the installation stability of the front end module is further improved.
Further, the second side 11 includes a first side surface 111 facing away from the sub-board 2 and two second side surfaces 112 (refer to fig. 1 herein) disposed on two sides of the first side surface 111, and the connecting portion 31 includes a first connecting portion 311 welded to the first side surface 111, and two second connecting portions 312 welded to the two second side surfaces 112 respectively, and by welding the three surfaces simultaneously, not only the mounting accuracy is further improved, but also the welding strength is improved.
In an embodiment, referring to fig. 3, the front end module mounting board 4 includes a main body 41 and a fixing portion 42, the main body 41 is welded to the connecting board 3, the fixing portion 42 is convexly disposed on a rear side surface of the main body 41 and is welded to a side of the sub-board 2 facing the main body board 1, during welding, the sub-board 2 is welded to the front end module mounting board 4 last, and the welding tongs can extend into the through slot of the main body board 1 to perform dotting when the sub-board 2 is not welded.
Further, the front end module mounting plate 4 further includes at least one reinforcing portion 43, and each reinforcing portion 43 is convexly disposed on the rear side surface of the main body portion 41 and welded with the groove wall surface of the through groove, so that the connection strength of the front end module mounting plate 4 on the front longitudinal beam is further enhanced, and the mounting stability of the front end module is further improved.
In addition, the main body 41 is provided with a lightening hole 44 corresponding to the through groove, and the lightening hole 44 lightens the weight of the front end module mounting plate 4, so that the weight of the whole vehicle is lightened, and meanwhile, the consumable is reduced, and the cost of the whole vehicle is reduced.
Furthermore, the at least one reinforcing portion 43 includes a first reinforcing portion 43 disposed opposite to the fixing portion 42, and a distance between the fixing portion 42 and the first reinforcing portion 43 is set to D 1 Setting the distance between the auxiliary plate 2 and the bottom of the through groove as D 2 ，0mm≤D 2 -D 1 ≤1mm，D 2 -D 1 Representing the gap between the sub-plate 2 and the fixing portion 42 at the time of welding, an adjustment allowance is provided for welding.
In an embodiment, the mounting structure 100 of the front end module of the front longitudinal beam further includes a plurality of main positioning holes and a plurality of secondary positioning holes (not shown in the figure) that are arranged in a one-to-one correspondence manner, a plurality of the main positioning holes penetrate through the connecting plate 3 and the front end module mounting plate 4, a plurality of the secondary positioning holes penetrate through the connecting plate 3 and the front end module mounting plate 4, and when the front end module mounting plate 4 is mounted, the mounting precision of the front end module mounting plate 4 is ensured by the arrangement of the plurality of main positioning holes and the plurality of secondary positioning holes and by using fixture positioning.
The invention also provides an installation method of the front end module of the front longitudinal beam, please refer to fig. 4, which comprises the following steps:
step S10, matching the connecting plate with the front end of the main body plate, enabling the connecting part of the connecting plate to be in contact with the connecting surface of the main body plate, and enabling the mounting part of the connecting plate to protrude out of the second side surface of the main body plate;
step S20, welding the connecting part and the connecting surface;
step S30, correspondingly arranging a front end module mounting plate on the front side of the connecting plate, so that a plurality of main positioning holes and a plurality of secondary positioning holes are in one-to-one correspondence;
step S40, welding the reinforcing part with the wall surface of the groove;
and S50, correspondingly arranging the auxiliary plate in the notch, and welding the fixing part and the auxiliary plate.
The front end module mounting plate is guaranteed to be mounted to the front longitudinal beam through the welding of the connecting portion of the connecting plate and the connecting face of the main body plate, the welding of the fixing portion and the auxiliary plate and the arrangement of the main positioning hole and the auxiliary positioning hole, the auxiliary plate is welded to the front end module mounting plate at last, and the welding tongs can extend into the through groove of the main body plate to be dotted when the auxiliary plate is not welded.
The invention also provides a vehicle, which comprises the front longitudinal beam front end module, wherein the front longitudinal beam front end module is installed by adopting the installation method of the front longitudinal beam front end module, and the vehicle comprises all technical characteristics of the installation method of the front longitudinal beam front end module, so that the vehicle also has technical effects brought by all the technical characteristics, and the technical effects are not repeated here.
The foregoing description is only of the preferred embodiments of the present invention and is not intended to limit the scope of the invention, and all equivalent structural changes made by the description of the present invention and the accompanying drawings or direct/indirect application in other related technical fields are included in the scope of the invention.
Claims (5)
1. A method for installing a front end module of a front side member, for an installation structure of a front end module of a front side member, characterized in that the installation structure of a front end module of a front side member comprises:
the main body plate is provided with a first side surface and a second side surface which are oppositely arranged, the first side surface of the main body plate is recessed to form a through groove extending along the front-back direction, so that an arch is formed on the second side surface of the main body plate corresponding to the through groove, and the second side surface of the main body plate is set to be a connecting surface;
the auxiliary plate is arranged to cover the notch of the through groove, and the front end of the auxiliary plate is flush with the front end of the main body plate;
the connecting plate is correspondingly connected with the connecting surface of the main body plate and protrudes out of the second side surface of the main body plate; the method comprises the steps of,
the front end module mounting plate is arranged on the front side of the connecting plate and welded with the connecting plate;
the front end module mounting plate comprises a main body part and a fixing part, wherein the main body part is welded with the connecting plate, and the fixing part is convexly arranged on the rear side surface of the main body part and is welded with the auxiliary plate towards one side of the main body plate;
the front end module mounting plate further comprises at least one reinforcing part, and each reinforcing part is convexly arranged on the rear side surface of the main body part and welded with the groove wall surface of the through groove;
the connection plate includes:
a connecting part extending in the front-rear direction, the connecting part being welded to the connecting surface of the main body plate; the method comprises the steps of,
a mounting portion extending from a front end of the connecting portion in a direction protruding from the second side surface of the main body plate, the front end module mounting plate being welded to the mounting portion;
the front longitudinal beam front end module mounting structure further comprises a plurality of main positioning holes and a plurality of secondary positioning holes, wherein the main positioning holes and the secondary positioning holes are arranged in a one-to-one correspondence manner, the main positioning holes penetrate through the connecting plate and the front end module mounting plate, and the secondary positioning holes penetrate through the connecting plate and the front end module mounting plate;
the method for installing the front end module of the front longitudinal beam comprises the following steps:
the connecting plate is matched with the front end of the main body plate, the connecting part of the connecting plate is contacted with the connecting surface of the main body plate, and the mounting part of the connecting plate protrudes out of the second side surface of the main body plate;
welding the connecting part and the connecting surface;
the front end module mounting plate is correspondingly arranged on the front side of the connecting plate, so that the plurality of main positioning holes and the plurality of secondary positioning holes are in one-to-one correspondence;
welding the reinforcing part with the wall surface of the groove;
the auxiliary plate is correspondingly arranged in the notch, and the fixing part is welded with the auxiliary plate.
2. The method of installing a front side rail front end module according to claim 1, wherein the second side surface includes a first side surface facing away from the sub-panel and two second side surfaces provided separately on both sides of the first side surface;
the connecting parts comprise a first connecting part welded with the first side surface and two second connecting parts welded with the two second side surfaces respectively.
3. The method of installing a front side member front end module according to claim 1, wherein the main body portion is provided with a lightening hole corresponding to the through groove.
4. The method for mounting a front end module according to claim 1, wherein said at least one reinforcement portion includes a first reinforcement portion provided opposite to said fixing portion, and a distance D between said fixing portion and said first reinforcement portion is set 1 Setting the distance between the auxiliary plate and the bottom of the through groove as D 2 ，0mm≤D 2 -D 1 ≤1mm。
5. A vehicle comprising a front side member front end module mounted using the front side member front end module mounting method according to claim 1.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110379953.3A CN113147899B (en) | 2021-04-08 | 2021-04-08 | Front-end module mounting structure, front-end module mounting method and vehicle |
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| CN202110379953.3A CN113147899B (en) | 2021-04-08 | 2021-04-08 | Front-end module mounting structure, front-end module mounting method and vehicle |
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| CN113147899A CN113147899A (en) | 2021-07-23 |
| CN113147899B true CN113147899B (en) | 2023-04-25 |
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