CN114852182B - Instrument panel beam and car - Google Patents
Instrument panel beam and carInfo
- Publication number
- CN114852182B CN114852182B CN202210536767.0A CN202210536767A CN114852182B CN 114852182 B CN114852182 B CN 114852182B CN 202210536767 A CN202210536767 A CN 202210536767A CN 114852182 B CN114852182 B CN 114852182B
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- China
- Prior art keywords
- crush
- connection
- frame
- end plate
- bracket
- Prior art date
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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
- B62D25/14—Dashboards as superstructure sub-units
- B62D25/145—Dashboards as superstructure sub-units having a crossbeam incorporated therein
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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
本发明公开一种仪表板横梁及汽车，仪表板横梁用于与车身连接，仪表板横梁包括主梁、支撑架、左端板、右端板和连接架，主梁包括金属骨架和塑料件，金属骨架沿第一方向延伸，左端板和右端板分别位于金属骨架的两端，塑料件包覆于金属骨架的一侧，塑料件、左端板、右端板和支撑架以金属骨架为嵌件一体注塑成型，支撑架沿第二方向延伸，第二方向与第一方向相互垂直，支撑架用于与中通道连接，连接架与塑料件连接，连接架用于与前围和转向管柱连接，左端板用于与左侧围连接，右端板用于与右侧围连接。本发明的仪表板横梁通过金属骨架进行支撑和承力，其它结构以金属骨架为嵌件一体注塑成型，同时满足仪表板横梁的刚度和轻量化要求。
This invention discloses an instrument panel crossbeam and an automobile. The instrument panel crossbeam is used to connect to the vehicle body and includes a main beam, a support frame, a left end plate, a right end plate, and a connecting frame. The main beam includes a metal frame and plastic parts. The metal frame extends along a first direction, with the left and right end plates located at opposite ends of the metal frame. The plastic parts cover one side of the metal frame. The plastic parts, left end plates, right end plates, and support frame are integrally injection molded with the metal frame as an insert. The support frame extends along a second direction, which is perpendicular to the first direction. The support frame is used to connect to the center console, and the connecting frame is used to connect to the plastic parts. The connecting frame is used to connect to the front bulkhead and steering column. The left end plate is used to connect to the left side bulkhead, and the right end plate is used to connect to the right side bulkhead. The instrument panel crossbeam of this invention is supported and bears load through a metal frame, while other structures are integrally injection molded with the metal frame as an insert, thus meeting the requirements for both rigidity and lightweight design of the instrument panel crossbeam.
Description
Technical Field
The invention relates to the field of automobiles, in particular to an instrument board beam and an automobile.
Background
Due to global requirements for automobile emission and the rising of new energy automobiles, automobile weight reduction is increasingly paid attention to large automobile host factories and primary manufacturers, and the weight reduction requirements cannot be met by simply relying on traditional structural steel, aluminum alloy and other metal materials. The instrument board beam is used as an important structure of an automobile, not only supports an instrument board, but also protects passengers to a certain extent, and has higher requirements on strength and rigidity unlike common inner and outer decoration pieces. However, the existing instrument panel beam has the defect that the requirements of light weight and rigidity cannot be met at the same time.
Disclosure of Invention
The invention mainly aims to provide an instrument board beam and an automobile, so as to solve the problem that the traditional instrument board beam cannot meet the requirements of light weight and rigidity at the same time.
In order to achieve the above object, the instrument board beam provided by the invention is used for being connected with a vehicle body, the vehicle body comprises a middle channel, a front wall, a steering column, a left side wall and a right side wall, and is characterized in that the instrument board beam comprises a main beam, a support frame, a left end plate, a right end plate and a connecting frame, the main beam comprises a metal framework and plastic parts, the metal framework extends along a first direction, the left end plate and the right end plate are respectively positioned at two ends of the metal framework, the plastic parts are coated on one side of the metal framework, the plastic parts, the left end plate, the right end plate and the support frame are integrally injection molded by taking the metal framework as an insert, the support frame extends along a second direction, the second direction is mutually perpendicular to the first direction, the support frame is used for being connected with the middle channel, the connecting frame is connected with the plastic parts, the connecting frame is used for being connected with the front wall and the steering column, the left end plate is used for being connected with the left side wall, and the right end plate is used for being connected with the right side wall.
Optionally, the metal skeleton is kept away from one side of working of plastics is followed the first direction link up and is seted up the mounting groove, the interior integrated injection molding of mounting groove is formed with a plurality of strengthening ribs.
Optionally, a plurality of through holes are formed in the metal framework, the through holes and the reinforcing ribs are arranged in a one-to-one correspondence mode, a connecting section protruding towards the direction away from the front wall is formed on the metal framework, and the supporting frame is arranged on the connecting section.
Optionally, the connecting frame includes first support and the second support that is connected, first support be used for with working of plastics with steering column is connected, the second support be used for with the front wall is connected, the second support is formed with the structure of collapsing.
Optionally, the first support includes first connecting plate and two linking arms, first connecting plate pass through the fastener with the working of plastics is connected, two linking arm all be used for with steering column connects, each linking arm all includes first connecting portion, second connecting portion and the third connecting portion that are connected, first connecting plate connects two between the first connecting portion, the second connecting portion with the working of plastics is connected, the third connecting portion with second support connection.
Optionally, the second support includes the second connecting plate that is connected with the structure of collapsing, the second connecting plate is connected two between the third connecting portion, the structure of collapsing includes the first portion of collapsing and the second portion of collapsing that is connected and is the contained angle setting, first portion of collapsing be used for with the front wall is connected, the second portion of collapsing with the second connecting plate is connected.
Optionally, the crumple structure further includes a third crumple portion, two adjacent sides of the third crumple portion are respectively connected with the second crumple portion and the first crumple portion, the first crumple portion is formed with a positioning groove, the third crumple portion is formed with a positioning protrusion in insertion fit with the positioning groove, and the third crumple portion is provided with a guide groove.
Optionally, the support frame includes first bracing piece, second bracing piece and many stiffener, first bracing piece with the second bracing piece is followed the second direction extends, many the stiffener connect in between the first bracing piece with the second bracing piece.
Optionally, the instrument panel cross beam further comprises a plurality of mounting brackets, a plurality of the mounting brackets are arranged on the main beam and/or the supporting frame at intervals, each mounting bracket is used for being connected with a vehicle body structure, and/or,
The instrument board beam further comprises a fixing frame, the fixing frame is connected with the plastic piece, a plurality of fixing protrusions are arranged on the fixing frame, and the fixing protrusions are used for being connected with a vehicle body structure.
In addition, the invention also provides an automobile, which comprises the automobile body and the instrument panel beam.
According to the technical scheme, the metal framework mainly plays roles in supporting shaping and bearing, and the metal framework can greatly improve the frontal collision and side collision performances of the instrument board beam. The plastic piece, the left end plate, the right end plate and the supporting frame are integrally injection molded by taking the metal framework as an insert, so that the manufacturing efficiency of the instrument board beam is improved. The support frame extends along the upper and lower direction, and the support frame is used for being connected with the middle channel, so that the instrument board beam is connected with the middle channel. The connecting frame is used for being connected with the front wall and the steering column, so that the instrument board beam is connected with the front wall and the steering column. The left end plate is used for being connected with the left side wall, so that the instrument board beam is connected with the left side wall. The right end plate is used for being connected with the right side wall, so that the instrument board beam is connected with the right side wall. The invention supports and bears force through the metal framework, meets the rigidity requirement of the instrument board beam, greatly improves the frontal collision and side collision performance of the instrument board beam, and improves the safety performance of the instrument board beam. And in addition, the plastic piece, the left end plate, the right end plate and the support frame are integrally injection molded by taking the metal framework as an insert, so that the weight of the instrument board beam is reduced, and the requirement of light weight of the instrument board beam is met.
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 view of an angle of a cross beam of an instrument panel according to an embodiment of the present invention;
FIG. 2 is a schematic view of another angle of a cross beam of an instrument panel according to an embodiment of the present invention;
FIG. 3 is a schematic view of a metal skeleton in a cross beam of an instrument panel according to an embodiment of the present invention;
fig. 4 is a schematic structural view of a first bracket according to an embodiment of the invention.
Reference numerals illustrate:
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 all directional indicators (such as up, down, left, right, front, and rear are used in the embodiments of the present invention) are merely for explaining the relative positional relationship, movement conditions, and the like between the components in a certain specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are changed accordingly.
Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "connected," "fixed," and the like are to be construed broadly, and for example, "fixed" may be fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, directly connected, indirectly connected via an intervening medium, or in communication between two elements or in an interaction relationship between two elements, unless otherwise explicitly specified. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In addition, the technical solutions of the embodiments of the present invention may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present invention.
The description of the orientations of "up", "down", "front", "rear", "left", "right", etc. in the present invention is based on the orientation shown in fig. 1, and is merely for explaining the relative positional relationship between the components in the posture shown in fig. 1, and if the specific posture is changed, the directional indication is changed accordingly.
The invention provides an instrument panel beam.
In an embodiment, as shown in fig. 1 to 4, the dash cross member 100 is used for being connected with a vehicle body, the vehicle body comprises a middle channel, a front wall, a steering column, a left side wall and a right side wall, the dash cross member 100 comprises a main beam 10, a support frame 20, a left end plate 30, a right end plate 40 and a connecting frame 50, the main beam 10 comprises a metal framework 11 and a plastic part 12, the metal framework 11 extends along a first direction, the left end plate 30 and the right end plate 40 are respectively positioned at two ends of the metal framework 11, the plastic part 12 is coated on one side of the metal framework 11, the plastic part 12, the left end plate 30, the right end plate 40 and the support frame 20 are integrally injection molded by taking the metal framework 11 as an insert, the support frame 20 extends along a second direction, the second direction is mutually perpendicular to the first direction, the support frame 20 is used for being connected with the middle channel, the connecting frame 50 is connected with the plastic part 12, the connecting frame 50 is used for being connected with the front wall and the steering column, the left end plate 30 is used for being connected with the left side wall.
The first direction is the left-right direction in fig. 1, and the second direction is the up-down direction in fig. 1.
Referring to fig. 1 in combination, the metal frame 11 extends in the left-right direction, the left end plate 30 is located at the left end of the metal frame 11, the right end plate 40 is located at the right end of the metal frame 11, the plastic part 12 is wrapped on the front side of the metal frame 11, the metal frame 11 mainly plays a role in supporting shaping and bearing, and the metal frame 11 can greatly improve the frontal collision and side collision performance of the instrument board beam 100. The plastic member 12, the left end plate 30, the right end plate 40 and the support frame 20 are integrally injection-molded with the metal frame 11 as an insert, improving the manufacturing efficiency of the instrument panel cross member 100. The supporting frame 20 extends in the up-down direction, and the supporting frame 20 is used for connecting with the middle channel, thereby realizing the connection of the instrument panel cross beam 100 with the middle channel. The link 50 is used to connect with the front wall and the steering column, thereby realizing the connection of the dash cross-member 100 with the front wall and the steering column. The left end panel 30 is adapted to be connected to the left side wall, thereby enabling the dash cross-member 100 to be connected to the left side wall. Right end panel 40 is adapted to be coupled to the right side wall to thereby couple dash cross-member 100 to the right side wall.
The embodiment supports and bears force through the metal framework 11, meets the rigidity requirement of the instrument board beam 100, greatly improves the frontal collision and side collision performance of the instrument board beam 100, and improves the safety performance of the instrument board beam 100. In addition, the plastic part 12, the left end plate 30, the right end plate 40 and the supporting frame 20 are integrally injection-molded by taking the metal framework 11 as an insert, so that the weight of the instrument panel beam 100 is reduced, and the requirement of light weight of the instrument panel beam 100 is met.
The metal skeleton 11 may be made of steel, aluminum alloy, magnesium alloy, etc. for automobile structure, and the molding process may be stamping, welding, die casting, etc. for lowering product cost. Wherein the thickness of the metal skeleton 11 is generally 1mm to 3mm depending on the material used. In order to ensure tight bonding between the metal skeleton 11 and the injection molded body, the surface of the metal skeleton 11 is treated by one or more of sand blasting, chemical etching, anodic oxidation, laser processing and gluing, preferably by an anodic oxidation process using an acidic solution. Based on the performance and formability requirements of the product, the injection molding material can be one of PP+60GF, PA6+60GF, PA66+60GF, PA+30CF and PA+40CF.
In an embodiment, a mounting groove 111 is formed through a side of the metal skeleton 11 away from the plastic member 12 along the first direction, and a plurality of reinforcing ribs 13 are integrally formed in the mounting groove 111 by injection molding.
Referring to fig. 1 and 3 in combination, a mounting groove 111 is formed in the rear side of the metal frame 11 in a left-right direction, a plurality of reinforcing ribs 13 are integrally injection molded in the mounting groove 111, and the reinforcing ribs 13 are provided to enhance structural stability of the instrument panel beam 100 and improve safety performance of the instrument panel beam 100. In addition, the provision of the mounting groove 111 can reduce the weight of the metal frame 11, so that the instrument panel cross member 100 can be further reduced in weight.
In an embodiment, the metal skeleton 11 is provided with a plurality of through holes 112, the through holes 112 are arranged in one-to-one correspondence with the plurality of reinforcing ribs 13, the metal skeleton 11 is formed with a connecting section 113 protruding in a direction away from the front wall, and the supporting frame 20 is arranged on the connecting section 113.
Referring to fig. 1 to 3, a plurality of through holes 112 are provided to enable the injection molding body to penetrate the front and rear sides of the metal frame 11 during injection molding, and reinforcing ribs 13 are formed on the rear side of the metal frame 11, so that the plastic member 12 and the reinforcing ribs 13 clamp the metal frame 11 in tandem, thereby improving the structural strength of the instrument panel beam 100. Specifically, the glue thickness of the reinforcing ribs 13 is 1.5-2.5 mm, and the layout of the reinforcing ribs 13 follows the principle that the reinforcing ribs gradually change from compact to sparse from the driving side to the copilot side, so that the weight of the product is reduced on the premise of maximum performance.
In a preferred technical solution, the plastic member 12 is formed with cladding ribs 14, the spacing between the cladding ribs 14 is related to the positions of the reinforcing ribs 13, and the cladding ribs 14 are provided to make the structural strength of the instrument panel beam 100 higher and improve the safety performance of the instrument panel beam 100.
In one embodiment, the link 50 includes a first bracket 51 and a second bracket 52 connected, the first bracket 51 being adapted to connect with the plastic part 12 and the steering column, the second bracket 52 being adapted to connect with the front wall, the second bracket 52 being formed with a crush structure 522.
Referring to fig. 1 and 2 in combination, the material of the connecting frame 50 may be structural steel, aluminum alloy, magnesium alloy, etc. of an automobile, and the forming process may be sheet metal welding or die casting, and the sheet metal welding process is recommended in terms of cost and performance. The first bracket 51 is for connection with a steering column, thereby realizing the connection frame 50 for connection with the steering column. The second bracket 52 is used to connect with the front wall, thereby realizing the connection frame 50 for connecting with the front wall. The first bracket 51 is connected to the plastic part 12, thereby realizing the connection of the connection frame 50 to the plastic part 12. The second bracket 52 is formed with a crush structure 522 to ensure that the second bracket 52 can absorb impact force to crush after receiving a forward collision force from the front wall of the vehicle body, thereby protecting the safety of passengers.
In one embodiment, the first bracket 51 includes a first connecting plate 511 and two connecting arms 512, the first connecting plate 511 is connected with the plastic member 12 by a fastener, the two connecting arms 512 are all used for connecting with a steering column, each connecting arm 512 includes a first connecting portion 5121, a second connecting portion 5122 and a third connecting portion 5123 which are connected, the first connecting plate 511 is connected between the two first connecting portions 5121, the second connecting portion 5122 is connected with the plastic member 12, and the third connecting portion 5123 is connected with the second bracket 52.
Referring to fig. 1, 2 and 4 in combination, the fastening member may be a common bolt or an FDS screw, and the first connecting plate 511 is mounted on the plastic member 12 through the fastening member, so that the connection between the first bracket 51 and the plastic member 12 is stable and reliable, and the structural stability of the instrument panel beam 100 is improved. Both connecting arms 512 are used to connect with the steering column, thereby enabling the connection rack 50 to be used to connect with the steering column. The first connection plate 511 is connected between the two first connection portions 5121 to enhance the structural strength of the first bracket 51. The second connection portion 5122 is connected to the plastic component 12, and the second connection portion 5122 is matched with the plastic component 12 in shape, so that the connection between the first bracket 51 and the plastic component 12 is more compact and reliable. The third connection portion 5123 is connected to the second bracket 52, thereby achieving connection of the first bracket 51 to the second bracket 52.
In an embodiment, the second bracket 52 includes a second connecting plate 521 and a crush structure 522, the second connecting plate 521 is connected between the two third connecting portions 5123, the crush structure 522 includes a first crush portion 5221 and a second crush portion 5222 that are connected and disposed at an included angle, the first crush portion 5221 is used for being connected with the front wall, and the second crush portion 5222 is connected with the second connecting plate 521.
Referring to fig. 1,2 and 4, the second connecting plate 521 is connected between the two third connecting portions 5123, so as to connect the second bracket 52 with the first bracket 51, and improve the structural stability of the connecting frame 50. The first crush portion 5221 and the second crush portion 5222 are disposed at an included angle, so that the crush structure 522 has better performance and protects the safety of passengers. The first crush portion 5221 is intended to be connected to the front wall, thereby effecting connection 50 to the front wall. The second crush portion 5222 is connected to the second connecting plate 521, thereby connecting the crush structure 522 to the second connecting plate 521.
In an embodiment, the crush structure 522 further includes a third crush portion 5223, two adjacent sides of the third crush portion 5223 are respectively connected to the second crush portion 5222 and the first crush portion 5221, the first crush portion 5221 is formed with a positioning groove 5224, the third crush portion 5223 is formed with a positioning protrusion 5225 in plug-in fit with the positioning groove 5224, and the third crush portion 5223 is provided with a guiding groove 5226.
Referring to fig. 1, 2 and 4 in combination, the right side of the third crumple 5223 is connected to the second crumple 5222, the rear side of the third crumple 5223 is connected to the first crumple 5221, and the first crumple 5221, the second crumple 5222 and the third crumple 5223 enclose a stable frame structure, so that the performance of the crumple structure 522 is better, and the second bracket 52 is guaranteed to crumple by absorbing impact force after receiving forward collision force from the front wall of the vehicle body, thereby protecting passengers. The third crush portion 5223 and the first crush portion 5221 can be connected using a weld such that the crush structure 522 is stronger in structural strength. The rear end of the third crumple 5223 is provided with the positioning protrusion 5225, and the positioning protrusion 5225 and the positioning groove 5224 cooperate to play a role in positioning the connection of the third crumple 5223 and the first crumple 5221, so that the third crumple 5223 and the first crumple 5221 can be welded conveniently. The third crush portion 5223 is provided with a guide groove 5226, and further guides the crush through reduced material, so that the performance of the crush structure 522 is better, and the safety performance of the instrument panel cross beam 100 is improved.
Referring to fig. 2 in combination, the left crush structure 522 includes only a first crush portion 5221 and a second crush portion 5222, the right crush structure 522 includes a first crush portion 5221, a second crush portion 5222 and a third crush portion 5223, and only one of the two crush structures may be installed or both of the two crush structures may be installed according to actual needs.
In one embodiment, the support frame 20 includes a first support bar 21, a second support bar 22, and a plurality of reinforcement bars 23, the first support bar 21 and the second support bar 22 extending in the second direction, the plurality of reinforcement bars 23 being connected between the first support bar 21 and the second support bar 22.
Referring to fig. 1 in combination, the first support bar 21 and the second support bar 22 extend in the up-down direction and are connected to the middle portion of the plastic member 12. The middle channel comprises a left middle channel and a right middle channel, the first supporting rod 21 is used for being connected with the left middle channel of the automobile body, the second supporting rod 22 is used for being connected with the right middle channel of the automobile body, and therefore the supporting frame 20 is used for being connected with the middle channel. A plurality of reinforcing rods 23 are connected between the first supporting rods 21 and the second supporting rods 22, so that the structural stability of the supporting frame 20 is enhanced, and the structural strength of the instrument board beam 100 is improved.
In one embodiment, referring to fig. 1 in combination, the instrument panel cross beam 100 further includes a plurality of mounting brackets 60, wherein the plurality of mounting brackets 60 are spaced apart on the main beam 10 and/or the support frame 20, and each mounting bracket 60 is configured to be coupled to a vehicle body structure. The mounting bracket 60 is arranged to facilitate connection of the instrument board beam 100 and a vehicle body structure, such as an air conditioner, an air bag and the like, and facilitates use of the instrument board beam 100, and the mounting bracket 60 is integrally injection-molded on the metal framework 11.
In one embodiment, the dash cross-member 100 further includes a fixing bracket 70, wherein the fixing bracket 70 is connected to the plastic member 12, and a plurality of fixing protrusions 71 are provided on the fixing bracket 70, and the fixing protrusions 71 are used for connecting with the vehicle body structure. Referring to fig. 1 in combination, the fixing frame 70 is provided to enhance the structural stability of the instrument panel beam 100, and the fixing protrusion 71 on the fixing frame 70 facilitates connection of the instrument panel beam 100 with a vehicle body structure, for example, a vehicle body structure such as an instrument panel and a display, so that the instrument panel beam 100 is conveniently used, and the fixing frame is integrally injection molded on the metal frame 11.
In the preferred technical scheme, left end plate 30 and right end plate 40 have the screw hole through injection moulding integrated into one piece, and the bush is installed to the screw hole, and convenient installation bolt, left end plate 30 pass through the bolt and are connected with left side wall, and right end plate 40 passes through the bolt and is connected with right side wall.
In addition, the invention also provides an automobile comprising an automobile body and the instrument panel beam 100. The specific structure of the instrument board beam 100 refers to the above embodiment, and since the automobile adopts all the technical solutions of the above embodiment, at least has all the beneficial effects brought by the technical solutions of the above embodiment, and will not be described in detail herein.
The foregoing description of the preferred embodiments of the present invention should not be construed as limiting the scope of the invention, but rather utilizing equivalent structural changes made in the present invention description and drawings or directly/indirectly applied to other related technical fields are included in the scope of the present invention.
Claims (9)
1. The instrument board crossbeam is used for being connected with a vehicle body, the vehicle body comprises a middle channel, a front wall, a steering column, a left side wall and a right side wall, and is characterized in that the instrument board crossbeam comprises a main beam, a support frame, a left end plate, a right end plate and a connecting frame, the main beam comprises a metal framework and a plastic part, the metal framework extends along a first direction, the left end plate and the right end plate are respectively located at two ends of the metal framework, the plastic part is coated on one side of the metal framework, one side of the metal framework far away from the plastic part is provided with a mounting groove along the first direction, the metal framework is provided with a plurality of through holes, the plastic part, the left end plate, the right end plate and the support frame are integrally injection molded by the metal framework, and the plurality of through holes enable the injection molding body to penetrate through the metal framework to form a plurality of reinforcing ribs in the mounting groove, the through holes are in one-to-one correspondence with the reinforcing ribs, the plastic part and the reinforcing ribs are clamped on one side, one side of the plastic part is used for connecting the metal framework with the right side wall along the first direction, and the left side wall is used for being connected with the first side wall and the steering column.
2. The dash cross-beam of claim 1, wherein the metal skeleton is formed with a connecting section protruding in a direction away from the front wall, the brace being disposed on the connecting section.
3. The dash cross-beam of claim 1, wherein the connector includes first and second brackets connected, the first bracket being for connection with the plastic member and the steering column, the second bracket being for connection with the front wall, the second bracket being formed with a crush structure.
4. The dash cross-beam of claim 3, wherein the first bracket comprises a first connection plate and two connection arms, the first connection plate being connected to the plastic member by a fastener, the two connection arms each being adapted to be connected to the steering column, each of the connection arms comprising a first connection portion, a second connection portion, and a third connection portion connected to each other, the first connection plate being connected between the two first connection portions, the second connection portion being connected to the plastic member, the third connection portion being connected to the second bracket.
5. The instrument panel cross beam of claim 4 wherein the second bracket includes a second connecting plate connected between the two third connecting portions and a crush structure including a first crush portion and a second crush portion connected and disposed at an included angle, the first crush portion being configured to connect with the front wall and the second crush portion being connected with the second connecting plate.
6. The instrument panel cross beam of claim 5 wherein the crush structure further comprises a third crush portion, adjacent sides of the third crush portion are respectively connected with the second crush portion and the first crush portion, the first crush portion is formed with a positioning groove, the third crush portion is formed with a positioning protrusion in plug-in fit with the positioning groove, and the third crush portion is provided with a guide groove.
7. The instrument panel cross beam of any one of claims 1-6, wherein the support bracket includes a first support bar, a second support bar, and a plurality of reinforcement bars, the first support bar and the second support bar extending in the second direction, the plurality of reinforcement bars being connected between the first support bar and the second support bar.
8. The instrument panel cross beam of any one of claims 1-6,
The instrument panel cross beam further comprises a plurality of mounting brackets, a plurality of the mounting brackets are arranged on the main beam and/or the supporting frame at intervals, each mounting bracket is used for being connected with a vehicle body structure, and/or,
The instrument board beam further comprises a fixing frame, the fixing frame is connected with the plastic piece, a plurality of fixing protrusions are arranged on the fixing frame, and the fixing protrusions are used for being connected with a vehicle body structure.
9. An automobile comprising the automobile body and the dash cross-member according to any one of claims 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210536767.0A CN114852182B (en) | 2022-05-17 | 2022-05-17 | Instrument panel beam and car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210536767.0A CN114852182B (en) | 2022-05-17 | 2022-05-17 | Instrument panel beam and car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114852182A CN114852182A (en) | 2022-08-05 |
| CN114852182B true CN114852182B (en) | 2025-11-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210536767.0A Active CN114852182B (en) | 2022-05-17 | 2022-05-17 | Instrument panel beam and car |
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| Country | Link |
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| CN (1) | CN114852182B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118722885B (en) * | 2023-03-31 | 2025-12-19 | 长城汽车股份有限公司 | Vehicle body front portion reinforcing structure and vehicle |
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