CN219969780U - Auxiliary frame of automobile - Google Patents
Auxiliary frame of automobile Download PDFInfo
- Publication number
- CN219969780U CN219969780U CN202321401687.0U CN202321401687U CN219969780U CN 219969780 U CN219969780 U CN 219969780U CN 202321401687 U CN202321401687 U CN 202321401687U CN 219969780 U CN219969780 U CN 219969780U
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- Prior art keywords
- transverse beam
- beams
- transverse
- inner cavity
- auxiliary frame
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- 230000003014 reinforcing effect Effects 0.000 claims description 39
- 238000009434 installation Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000007493 shaping process Methods 0.000 description 3
- 230000002238 attenuated effect Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
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- Body Structure For Vehicles (AREA)
Abstract
The utility model discloses an automobile auxiliary frame, which comprises a front transverse beam, a rear transverse beam and two side transverse beams arranged between the front transverse beam and the rear transverse beam, wherein the front ends of the two side transverse beams are formed on the left part and the rear wall surface of the rear part of the front transverse beam, the rear ends of the two side transverse beams are formed on the left part and the front wall surface of the right part of the rear transverse beam, and the front transverse beam, the rear transverse beam and the two side transverse beams are beam bodies with cavities formed inside; and a plurality of weight-reducing through grooves are formed on the side plates of the front transverse beam, the rear transverse beam and the two side transverse beams. The auxiliary frame is integrally formed, high in strength, convenient to manufacture and good in effect, and the weight of the auxiliary frame can be greatly reduced due to the weight-reducing through groove, and the half shaft can be installed in the installation through hole, so that the upper part of the half shaft is protected by the lateral transverse beam above the installation through hole, and the running stability of the auxiliary frame is improved.
Description
Technical field:
the utility model relates to the technical field of machining equipment, in particular to an automobile auxiliary frame.
The background technology is as follows:
the auxiliary frame of the automobile is used as an important component of the chassis of the automobile, various dynamic loads of the engine are directly borne, and the up-and-down vibration of the engine is attenuated by the vibration isolation device of the auxiliary frame when the automobile runs, so that the vibration transmitted to the interior of the automobile by the engine is greatly weakened, the comfort of the whole automobile is improved, and the design of the auxiliary frame is an important ring in the overall design of the automobile.
The existing auxiliary frame, such as an automobile full-frame auxiliary frame with the Chinese patent application number of 202021467150.0, adopts an integrated longitudinal beam structure to strengthen the auxiliary frame structure, and is beneficial to the collision of the auxiliary frame. The inside of its support body is hollow generally to realize subtracting heavy, and when this sub vehicle frame was installed, its semi-axis was installed in sub vehicle frame's top department generally, and the semi-axis is in the part of sub vehicle frame top and does not have other additional strengthening protection, and the effect is not ideal, and its whole frame still has a plurality of parts to connect to form, and not integral type structure, joint strength etc. all have certain influence.
The utility model comprises the following steps:
the utility model aims to overcome the defects of the prior art and provide an automobile auxiliary frame which is integrally formed, high in strength, convenient to manufacture and good in effect, and has a weight reduction through groove, so that the weight of the auxiliary frame can be greatly reduced, a half shaft can be installed in an installation through hole, the upper part of the half shaft is protected by a lateral beam above the installation through hole, and the running stability of the auxiliary frame is improved.
The scheme for solving the technical problems is as follows:
the front transverse beam, the rear transverse beam and the two side transverse beams are beam bodies with cavities formed inside;
and a plurality of weight-reducing through grooves are formed on the side plates of the front transverse beam, the rear transverse beam and the two side transverse beams.
The middle part shaping of two side transverse beams has the installation through-hole that is used for installing the semi-axis, and the shaping has the arc to subtract the heavy logical groove on the inside wall of installation through-hole.
The inner cavity of the connection forming part of the front transverse beam and the side transverse beam is provided with a first connection reinforcing rib, the top of the first connection reinforcing rib is formed on the top surface of the inner cavity, the bottom surface of the first connection reinforcing rib is formed on the bottom surface of the inner cavity, and one side wall of the first connection reinforcing rib is formed on the corresponding inner side wall of the inner cavity.
The connecting sleeve body is formed at two ends of the front transverse beam and the rear transverse beam, the triangular frame reinforcing part is formed at the upper part and the lower part of the inner side wall of the connecting sleeve body of the rear transverse beam at the end part of the inner cavity of the rear transverse beam, and the triangular frame reinforcing part is formed with the top surface or the bottom surface of the end part of the inner cavity of the rear transverse beam.
And a U-shaped reinforcing part which is transversely arranged is arranged in the inner cavity of the part of the side transverse beam, which is positioned at the upper part of the mounting through hole, and the outer side wall of the U-shaped reinforcing part is formed on the corresponding inner side wall of the inner cavity.
The inner side wall of the inner cavity at the upper part of the side transverse beam at the front part of the U-shaped reinforcing part is provided with a horizontally extending reinforcing plate part.
The middle part of the top surface of the front transverse beam is provided with an upper groove extending downwards.
A lower cross beam is formed between the bottoms of the two side transverse beams, the lower cross beam comprises a horizontal transverse beam part, the left end and the right end of the horizontal transverse beam part are formed with end oblique parts extending upwards in an oblique way, and the top of each end oblique part is formed on the side wall of the bottom of the corresponding side transverse beam;
the bottom surface of horizontal transverse beam portion shaping has a plurality of reinforcing rib portions that transversely extend.
The utility model has the outstanding effects that:
the auxiliary frame is integrally formed, high in strength, convenient to manufacture and good in effect, and the weight of the auxiliary frame can be greatly reduced due to the weight-reducing through groove, and the half shaft can be installed in the installation through hole, so that the upper part of the half shaft is protected by the lateral transverse beam above the installation through hole, and the running stability of the auxiliary frame is improved.
The first connecting reinforcing rib increases the strength of the joint of the front transverse beam and the side transverse beam, and improves the strength of the whole frame;
the triangular frame reinforcing part of the frame strengthens the connection strength between the connecting sleeve body of the rear transverse beam and the end part of the rear transverse beam, and improves the strength of the frame;
the bottom surface of the horizontal transverse beam part is provided with a plurality of transversely extending reinforcing rib parts, which greatly improves the strength of the horizontal transverse beam part;
the U-shaped reinforcing part and the horizontal extending reinforcing plate part of the side transverse beam improve the strength of the side transverse beam at the upper part of the mounting through hole;
the middle part of the top surface of the front transverse beam is provided with an upper groove which extends downwards, so that the strength of the middle part of the front transverse beam is ensured when the weight is reduced.
Description of the drawings:
FIG. 1 is a schematic view of a partial structure of the present utility model;
FIG. 2 is a schematic view of a change angle partial structure of the present utility model;
FIG. 3 is a partial cross-sectional view at a side cross beam of the present utility model;
FIG. 4 is a partial cross-sectional view of the utility model at the connecting sleeve body;
FIG. 5 is a schematic view of the partial structure at the U-shaped reinforcement of the present utility model;
fig. 6 is a partial cross-sectional view of the present utility model at a first connection stiffener.
The specific embodiment is as follows:
as shown in fig. 1 to 6, an automotive subframe includes a front transverse beam 1, a rear transverse beam 2, and two side transverse beams 3 disposed between the front transverse beam 1 and the rear transverse beam 2, wherein front ends of the two side transverse beams 3 are formed on rear wall surfaces of left and rear portions of the front transverse beam 1, and in this embodiment, the front transverse beam 1, the rear transverse beam 2, and the two side transverse beams 3 are formed by casting through one-step forming.
The rear ends of the two side transverse beams 3 are formed on the front wall surfaces of the left part and the right part of the rear transverse beam 2, and the front transverse beam 1, the rear transverse beam 2 and the two side transverse beams 3 are beam bodies with cavities formed inside; the strength of the frame can be greatly reduced by the internal cavity.
And a plurality of weight-reducing through grooves 4 are formed on the side plates of the front transverse beam 1, the rear transverse beam 2 and the two side transverse beams 3. Which further reduces the strength of the overall frame.
Further, the middle parts of the two lateral beams 3 are provided with mounting through holes 31 for mounting half shafts, and the inner side walls of the mounting through holes 31 are provided with arc weight-reducing through grooves 32.
Further, the first connecting reinforcing rib 40 is formed in the inner cavity of the connecting forming part of the front transverse beam 1 and the side transverse beam 3, the top of the first connecting reinforcing rib 40 is formed on the top surface of the inner cavity, the bottom surface of the first connecting reinforcing rib 40 is formed on the bottom surface of the inner cavity, and one side wall of the first connecting reinforcing rib 40 is formed on the corresponding inner side wall of the inner cavity. The first connecting bead 40 increases the strength of the junction of the front cross member 1 and the side cross member 3, and improves the strength of the entire frame.
Further, the connecting sleeve body 5 is formed at both ends of the front transverse beam 1 and the rear transverse beam 2, the upper part and the lower part of the inner side wall of the connecting sleeve body 5 of the rear transverse beam 2 at the end part of the inner cavity of the rear transverse beam 2 are formed with the triangular frame reinforcing part 6, and the triangular frame reinforcing part 6 is formed with the top surface or the bottom surface of the end part of the inner cavity of the rear transverse beam 2. The triangular frame reinforcing part 6 reinforces the connection strength between the connecting sleeve body 5 of the rear transverse beam 2 and the end part of the rear transverse beam 2, and improves the strength of the frame.
Further, the part of the side cross beam 3 at the upper portion of the mounting through hole 31 is provided with a laterally disposed U-shaped reinforcing portion 60 in the inner cavity, and the outer side wall of the U-shaped reinforcing portion 60 is formed on the corresponding inner side wall of the inner cavity.
Further, the inner side wall of the inner cavity at the upper portion of the side cross beam 3 of the front portion of the U-shaped reinforcing portion 60 is formed with a horizontally extending reinforcing plate portion 7. The U-shaped reinforcing portion 60 and the horizontally extending reinforcing plate portion 7 enhance the strength of the side cross member 3 at the upper portion of the mounting through hole;
further, the middle part of the top surface of the front transverse beam 1 is formed with an upper groove 11 extending downwards. The middle part of the top surface of the front transverse beam 1 is provided with an upper groove 11 which extends downwards, so that the strength of the middle part of the front transverse beam 1 is ensured when the weight is reduced.
Further, a lower cross beam 8 is formed between the bottoms of the two side transverse beams 3, the lower cross beam 8 comprises a horizontal transverse beam part 81, end oblique parts 82 extending upwards and obliquely are formed at the left and right ends of the horizontal transverse beam part 81, and the top parts of the end oblique parts 82 are formed on the bottom side walls of the corresponding side transverse beams 3;
the bottom surface of the horizontal transverse beam portion 81 is formed with a plurality of reinforcing rib portions 83 extending in the transverse direction.
The bottom surface of the horizontal transverse beam portion 81 is formed with a plurality of laterally extending reinforcing rib portions 83, which greatly improve the strength of the horizontal transverse beam portion 81.
The lateral beam 3 is provided with a connecting rib plate on the outer side wall of the part above the mounting through hole 31, a front connecting rib plate seat is fixed on the top surface of the front end of the lateral beam 3 and the forming part of the front lateral beam 1, a rear connecting rib plate is formed on the top surface of the rear end of the lateral beam 3 and the forming part of the rear lateral beam 2, and connecting through holes are formed on the connecting rib plate, the front connecting rib plate seat and the rear connecting rib plate and used for connecting other parts needing to be mounted thereon.
The left and right parts of the top surface and the bottom surface of the forming part of the front transverse beam 1 and the side transverse beam 3 are respectively formed with a processing positioning block 9, the top surface and the bottom surface of the middle part of the rear transverse beam 2 are respectively formed with a middle positioning block 91, the outer wall surface of the positioning block 9 is formed with a left-right extending transverse positioning through groove, and the outer wall surface of the middle positioning block 91 is formed with a longitudinal positioning through groove extending forwards and backwards.
The positioning device can be inserted into the corresponding longitudinal positioning through groove and transverse positioning through groove through the positioning part of the processing equipment during processing, positioning is realized, and processing is convenient.
Claims (6)
1. An automobile auxiliary frame comprises a front transverse beam (1), a rear transverse beam (2) and two side transverse beams (3) arranged between the front transverse beam (1) and the rear transverse beam (2), and is characterized in that: the front ends of the two side transverse beams (3) are formed on the left part and the rear wall surface of the front transverse beam (1), the rear ends of the two side transverse beams (3) are formed on the left part and the right part of the front wall surface of the rear transverse beam (2), and the front transverse beam (1), the rear transverse beam (2) and the two side transverse beams (3) are beam bodies with cavities formed inside;
and a plurality of weight-reducing through grooves (4) are formed on the side plates of the front transverse beam (1), the rear transverse beam (2) and the two side transverse beams (3).
2. An automotive subframe as claimed in claim 1, wherein: the middle parts of the two lateral beams (3) are provided with mounting through holes (31) for mounting half shafts, and the inner side walls of the mounting through holes (31) are provided with arc weight-reducing through grooves (32).
3. An automotive subframe as claimed in claim 1, wherein: a first connecting reinforcing rib (40) is formed in an inner cavity of a connecting forming part of the front transverse beam (1) and the side transverse beam (3).
4. An automotive subframe as claimed in claim 1, wherein: the two ends of the front transverse beam (1) and the rear transverse beam (2) are respectively provided with a connecting sleeve body (5), the connecting sleeve body (5) of the rear transverse beam (2) is positioned on the upper part and the lower part of the inner side wall at the end part of the inner cavity of the rear transverse beam (2), triangular frame reinforcing parts (6) are respectively formed, and the triangular frame reinforcing parts (6) are formed together with the top surface or the bottom surface at the end part of the inner cavity of the rear transverse beam (2).
5. An automotive subframe as claimed in claim 1, wherein: a U-shaped reinforcing part (60) which is transversely arranged is arranged in the inner cavity of the part of the side transverse beam (3) at the upper part of the mounting through hole (31), and the outer side wall of the U-shaped reinforcing part (60) is formed on the corresponding inner side wall of the inner cavity;
a horizontally extending reinforcing plate portion (7) is formed on the inner side wall of the inner cavity at the upper portion of the side transverse beam (3) of the front portion of the U-shaped reinforcing portion (60).
6. An automotive subframe as claimed in claim 1, wherein: a lower cross beam (8) is formed between the bottoms of the two side transverse beams (3), and a plurality of transversely extending reinforcing rib parts (83) are formed on the bottom surface of a horizontal transverse beam part (81) of the lower cross beam (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321401687.0U CN219969780U (en) | 2023-06-05 | 2023-06-05 | Auxiliary frame of automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321401687.0U CN219969780U (en) | 2023-06-05 | 2023-06-05 | Auxiliary frame of automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219969780U true CN219969780U (en) | 2023-11-07 |
Family
ID=88591128
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321401687.0U Active CN219969780U (en) | 2023-06-05 | 2023-06-05 | Auxiliary frame of automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219969780U (en) |
-
2023
- 2023-06-05 CN CN202321401687.0U patent/CN219969780U/en active Active
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