CN111731396A - Automobile front wall plate rear cross beam connecting structure - Google Patents
Automobile front wall plate rear cross beam connecting structure Download PDFInfo
- Publication number
- CN111731396A CN111731396A CN202010535136.8A CN202010535136A CN111731396A CN 111731396 A CN111731396 A CN 111731396A CN 202010535136 A CN202010535136 A CN 202010535136A CN 111731396 A CN111731396 A CN 111731396A
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- Prior art keywords
- front wall
- assembly
- wall plate
- cross beam
- plate
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- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 238000003466 welding Methods 0.000 abstract description 20
- 238000000034 method Methods 0.000 abstract description 18
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- B62D27/00—Connections between superstructure or understructure sub-units
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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
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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
- B62D25/02—Side panels
-
- 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
- B62D25/08—Front or rear portions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D27/00—Connections between superstructure or understructure sub-units
- B62D27/02—Connections between superstructure or understructure sub-units rigid
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention discloses a connecting structure of a front wall plate and a rear cross beam of an automobile, and relates to the technical field of passenger car bodies. The side wall assembly is characterized by comprising a side wall assembly and a front wall plate assembly, wherein a front pillar inner plate is fixedly mounted on the side face of the side wall assembly, the front wall plate assembly is connected with the side wall assembly, a front wall plate side cross beam is arranged on the front face of the front wall plate assembly, and the other end of the front wall plate side cross beam is movably mounted on the inner side face of the front pillar inner plate. The front wall plate side cross beam and the front column inner plate are connected through the bolts, the problem that the front wall plate side cross beam is not connected with the side wall assembly due to the design of welding lines and the limitation of welding equipment is solved, the effective conduction of energy from the front wall plate side cross beam to the side wall assembly in the vehicle collision process is realized, the problem that the performance cannot be improved due to production conditions is solved by adopting a bolt connection mode under the conditions of the design of the welding lines and the limitation of the welding equipment, and the collision performance and the rigidity of the automobile are improved.
Description
Technical Field
The invention relates to the technical field of passenger vehicle bodies, in particular to a connecting structure of a front wall plate and a rear cross beam of an automobile.
Background
The connecting structure of the front wall plate and the rear cross beam of the automobile body mainly has the function of improving the collision performance and the rigidity of the automobile body. The front wall plate of the automobile body is an integral stamping part and is an important component part of a cab, the rigidity and the strength of the front wall plate are weaker, and a reinforcing structure is generally required to be designed to increase the strength and the rigidity of the front wall plate. The reinforcing beam of the front wall plate of the automobile body is a reinforcing part with a U-shaped section, is welded on the front wall plate of the automobile body, is used for improving the strength of the front wall plate of the automobile body, and plays an important role in the mode, the NVH performance, the collision performance and the like of the front wall plate of the automobile body.
In the prior art, the structural form design of the connecting position of the front wall plate side cross beam and the side wall of many vehicle types in the market is unreasonable, the connecting mode of the front wall plate side cross beam and the vehicle body is only that the front wall plate side cross beam and the front wall plate are welded, due to the design of a welding line and the limitation of welding equipment, in the process of splicing the front wall plate assembly and the side wall assembly, the front wall plate side cross beam cannot be connected with the side wall assembly, and the front wall plate side cross beam and the side wall form an annular structure.
Disclosure of Invention
The invention provides a connecting structure of a front wall plate and a rear cross beam of an automobile, which has the advantage of improving the collision performance of the automobile and solves the problem that a side wall assembly cannot be connected with the side cross beam of the front wall plate due to the design of a welding line and the limitation of welding equipment.
In order to achieve the purpose of improving the collision performance of the automobile, the invention provides the following technical scheme: the connecting structure comprises a side wall assembly and a front wall plate assembly, wherein a front pillar inner plate is fixedly mounted on the side face of the side wall assembly, the front wall plate assembly is connected with the side wall assembly, a front wall plate side cross beam is arranged on the front face of the front wall plate assembly, and the other end of the front wall plate side cross beam is movably mounted on the inner side face of the front pillar inner plate.
As a preferred technical scheme of the invention, the joint of the front wall plate assembly and the side wall assembly is connected in a right angle.
In a preferred embodiment of the present invention, the back surface of the front wall plate side cross member and the front surface of the front wall plate assembly are welded to each other.
As a preferable aspect of the present invention, the other end of the front wall panel side cross member is screwed to the inner side surface of the front pillar inner panel by a connecting bolt.
As a preferred technical solution of the present invention, a front wall plate connecting member and a front wall plate fixing member are respectively fixedly mounted on a front surface of the front wall plate assembly, and the front wall plate connecting member is located below the front wall plate fixing member.
As a preferable technical solution of the present invention, the front pillar inner panel is provided with a front pillar upper socket and a front pillar lower socket inside, and the front pillar upper socket is located above the front pillar lower socket.
Compared with the prior art, the invention provides a connecting structure of a front wall plate and a rear cross beam of an automobile, which has the following beneficial effects:
1. this automobile front wall board rear beam connection structure through in the automobile design layout process, has changed the side of front wall board side crossbeam and has turned to the angle of front pillar inner panel to increased front wall board assembly, front pillar inner panel, front wall board side crossbeam three and formed the cross-section, promoted vehicle collision in-process energy transfer's ability, guaranteed car crash performance.
2. This automobile front wall board rear beam connection structure, through the front wall board assembly with the side wall assembly piece together the back, utilize the bolt to be connected front wall board side crossbeam and front column inner panel, the problem of the restriction of design because of welding line and welding equipment leads to front wall board side crossbeam and side wall assembly not to be connected has been solved, the effective conduction of energy at front wall board side crossbeam to side wall assembly in the vehicle collision process has been realized, make under the condition of the design of welding line and welding equipment's restriction, through adopting the bolted connection form, the problem of can't solve the performance promotion because of production conditions has been solved, automobile collision performance and rigidity have been promoted.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of a front pillar inner panel according to the present invention;
fig. 3 is a cross-sectional view of the structure of the present invention.
In the figure: 1. a side wall assembly; 2. a front panel side cross member; 3. a connecting bolt; 4. a front wall panel assembly; 5. a front pillar inner panel; 6. a reinforcing plate with a nut; 7. a front wall panel attachment; 8. a front panel mount; 9. a front pillar upper socket; 10. front pillar lower socket.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the invention discloses a connecting structure of a front wall plate and a rear cross beam of an automobile, which comprises a side wall assembly 1 and a front wall plate assembly 4, wherein a front pillar inner plate 5 is fixedly installed on the side surface of the side wall assembly 1, the front wall plate assembly 4 is connected with the side wall assembly 1, the connection part of the front wall plate assembly 4 and the side wall assembly 1 is in right-angle connection, a front wall plate side cross beam 2 is arranged on the front surface of the front wall plate assembly 4, the back surface of the front wall plate side cross beam 2 is welded with the front surface of the front wall plate assembly 4, the other end of the front wall plate side cross beam 2 is movably installed with the inner side surface of the front pillar inner plate 5, the other end of the front wall plate side cross beam 2 is in threaded connection with the inner side surface of the front pillar inner plate 5 through a connecting bolt 3, a reinforcing plate 6 with a nut is fixedly installed between the, in the automobile design and arrangement process, the angle of the side end of the front wall panel side cross beam 2 turning to the front column inner plate 5 is changed, so that the front wall panel assembly 4, the front column inner plate and the front wall panel side cross beam 2 are added to form a cross section, the energy transfer capacity in the automobile collision process is improved, and the automobile collision performance is ensured; after the front wallboard assembly 4 and the side wall assembly 1 are spliced, the front wallboard side beam 2 and the front pillar inner plate 5 are connected by using bolts, so that the problem that the front wallboard side beam 2 and the side wall assembly 1 are not connected due to the design of a welding line and the limitation of welding equipment is solved, the effective conduction of energy from the front wallboard side beam 2 to the side wall assembly 1 in the vehicle collision process is realized, the problem that the performance is improved due to the production condition is solved by adopting a bolt connection mode under the conditions of the design of the welding line and the limitation of the welding equipment, the collision performance and the rigidity of an automobile are improved, a front wallboard connecting piece 7 and a front wallboard fixing piece 8 are fixedly installed on the front surface of the front wallboard assembly 4 respectively, the front wallboard connecting piece 7 is positioned below the front wallboard fixing piece 8, a front pillar upper socket 9 and a front pillar lower socket 10 are arranged inside the front pillar inner plate 5, the front pillar upper socket 9 is located above the front pillar lower socket 10.
The working principle and the using process of the invention are as follows: when the side frame is used, the front wall plate side cross beam 2 and the front wall plate assembly 4 are welded, the front wall plate assembly 4 and the side wall assembly 1 are spliced, and after the front wall plate assembly 4 and the side wall assembly 1 are spliced, the front wall plate assembly 4 and the side wall assembly 1 are connected through the connecting bolts 3.
In summary, in the automobile design and arrangement process, the angle of the side end of the front wall panel side beam 2 turning to the front column inner plate 5 is changed, so that the cross section formed by the front wall panel assembly 4, the front column inner plate and the front wall panel side beam 2 is increased, the energy transfer capability in the vehicle collision process is improved, and the automobile collision performance is ensured; after the front wall plate assembly 4 and the side wall assembly 1 are spliced, the front wall plate side cross beam 2 and the front column inner plate 5 are connected by using bolts, the problem that the front wall plate side cross beam 2 and the side wall assembly 1 are not connected due to the design of a welding line and the limitation of welding equipment is solved, the effective conduction of energy from the front wall plate side cross beam 2 to the side wall assembly 1 in the vehicle collision process is realized, the problem that the performance is improved due to the production condition is solved by adopting a bolt connection mode under the conditions of the design of the welding line and the limitation of the welding equipment, and the collision performance and the rigidity of the automobile are improved.
It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a crossbeam connection structure behind car antetheca board, includes side wall assembly (1) and antetheca board assembly (4), its characterized in that: the side face of the side wall assembly (1) is fixedly provided with a front column inner plate (5), the front wall plate assembly (4) is connected with the side wall assembly (1), the front face of the front wall plate assembly (4) is provided with a front wall plate side cross beam (2), and the other end of the front wall plate side cross beam (2) is movably mounted with the inner side face of the front column inner plate (5).
2. The vehicle front wall panel rear cross member connecting structure according to claim 1, wherein: the front wall plate assembly (4) is connected with the side wall assembly (1) at a right angle.
3. The vehicle front wall panel rear cross member connecting structure according to claim 1, wherein: the back of the front wall plate side cross beam (2) and the front of the front wall plate assembly (4) are welded with each other.
4. The vehicle front wall panel rear cross member connecting structure according to claim 1, wherein: the other end of the front wall plate side cross beam (2) is in threaded connection with the inner side face of the front column inner plate (5) through a connecting bolt (3).
5. The vehicle front wall panel rear cross member connecting structure according to claim 1, wherein: and a reinforcing plate (6) with a nut is fixedly arranged between the opposite surfaces of the front pillar inner plate (5) and the side wall assembly (1).
6. The vehicle front wall panel rear cross member connecting structure according to claim 1, wherein:
the front face of the front wall plate assembly (4) is fixedly provided with a front wall plate connecting piece (7) and a front wall plate fixing piece (8) respectively, and the front wall plate connecting piece (7) is located below the front wall plate fixing piece (8).
7. The vehicle front wall panel rear cross member connecting structure according to claim 1, wherein: front pillar upper socket (9) and front pillar lower socket (10) are arranged in the front pillar inner plate (5), and the front pillar upper socket (9) is located above the front pillar lower socket (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010535136.8A CN111731396A (en) | 2020-06-12 | 2020-06-12 | Automobile front wall plate rear cross beam connecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010535136.8A CN111731396A (en) | 2020-06-12 | 2020-06-12 | Automobile front wall plate rear cross beam connecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111731396A true CN111731396A (en) | 2020-10-02 |
Family
ID=72648923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010535136.8A Pending CN111731396A (en) | 2020-06-12 | 2020-06-12 | Automobile front wall plate rear cross beam connecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111731396A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003154968A (en) * | 2001-11-19 | 2003-05-27 | Honda Motor Co Ltd | Car body front part structure |
| JP2008137419A (en) * | 2006-11-30 | 2008-06-19 | Nissan Motor Co Ltd | Vehicle body front structure for automobile |
| CN104114438A (en) * | 2012-02-13 | 2014-10-22 | 本田技研工业株式会社 | Vehicle body bottom structure |
| CN111017034A (en) * | 2019-12-18 | 2020-04-17 | 吉利汽车研究院（宁波）有限公司 | Vehicle frame structure |
-
2020
- 2020-06-12 CN CN202010535136.8A patent/CN111731396A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003154968A (en) * | 2001-11-19 | 2003-05-27 | Honda Motor Co Ltd | Car body front part structure |
| JP2008137419A (en) * | 2006-11-30 | 2008-06-19 | Nissan Motor Co Ltd | Vehicle body front structure for automobile |
| CN104114438A (en) * | 2012-02-13 | 2014-10-22 | 本田技研工业株式会社 | Vehicle body bottom structure |
| CN111017034A (en) * | 2019-12-18 | 2020-04-17 | 吉利汽车研究院（宁波）有限公司 | Vehicle frame structure |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201002 |