CN221316365U - Novel hydraulic pipe splice welding auxiliary frame - Google Patents
Novel hydraulic pipe splice welding auxiliary frame Download PDFInfo
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- CN221316365U CN221316365U CN202420027695.1U CN202420027695U CN221316365U CN 221316365 U CN221316365 U CN 221316365U CN 202420027695 U CN202420027695 U CN 202420027695U CN 221316365 U CN221316365 U CN 221316365U
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- fixedly connected
- pipe
- pipe beam
- auxiliary frame
- novel hydraulic
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- 238000003466 welding Methods 0.000 title claims abstract description 38
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 15
- 239000000725 suspension Substances 0.000 claims abstract description 13
- 239000000463 material Substances 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 239000013585 weight reducing agent Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000005493 welding type Methods 0.000 description 1
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- Body Structure For Vehicles (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The utility model discloses a novel hydraulic pipe welding auxiliary frame which comprises a front pipe beam, a left pipe beam, a right pipe beam and a rear cross beam, wherein the left end front side of the front pipe beam is fixedly connected with the left pipe beam, the right end rear side of the front pipe beam is fixedly connected with the right pipe beam, the front end of the left pipe beam is fixedly connected with the rear cross beam, the rear side of the upper end of the right pipe beam is fixedly connected with an auxiliary frame suspension bracket, the front side of the auxiliary frame suspension bracket is fixedly connected with a front upper control arm bracket, and the inner sides of the front ends of the left pipe beam and the right pipe beam are fixedly connected with first reinforcing brackets. This novel hydraulic pipe splice welding sub vehicle frame has reduced the quantity of stamping workpiece, and then reduces frock such as die clamp examine, reduces development cost, saves panel material, saves the welding wire, thereby does not have welding seam and overlap joint to reduce the whole weight of sub vehicle frame, reduces the sub vehicle frame and makes long, promotes and makes the beat, can promote the dimensional accuracy of sub vehicle frame to promote sub vehicle frame quality.
Description
Technical Field
The utility model relates to the technical field related to automobile chassis structural parts, in particular to a novel hydraulic pipe splice welding auxiliary frame.
Background
Along with the rapid development of domestic new energy automobiles, each new energy host factory aims at improving the whole automobile endurance mileage and the whole automobile quality. The frame type auxiliary frame structure of the new energy chassis suspension frame mainly has four-beam splice welding, has higher requirements on the weight and the dimensional accuracy of the auxiliary frame, is bent due to the fact that the longitudinal beam is limited by hard points and peripheral enveloping pieces, and needs to be enveloped by various deep grooves avoiding parts. To meet the above needs. At present, the steel frame type auxiliary frame is mainly formed by welding left and right longitudinal beams, front and rear cross beams, and each beam is formed by welding two or more stamping plate pieces.
The existing splice welding auxiliary frame has the problem that the number of stamping parts is inconvenient to reduce, for example, chinese patent publication No. CN214215931U discloses a splice welding type front auxiliary frame, which comprises a front beam, wherein the left end and the right end of the front beam are respectively provided with a vehicle body bracket, the lower part of the right side of the front beam is fixedly provided with a right longitudinal beam, the left side of the lower part of the right longitudinal beam is fixedly connected with a rear cross beam, the left end of the rear cross beam is fixedly connected with a left longitudinal beam, the upper part of the left longitudinal beam is fixedly connected with the left end of the front beam, the left end and the right end of the front beam are symmetrically provided with vehicle body mounting brackets, the top of the vehicle body mounting brackets are provided with stable mounting brackets, and the left side and the right side of the bottom of the front beam are symmetrically provided with control arm mounting brackets; according to the utility model, the Y-direction rigidity of the front lower control arm is improved by optimizing and improving the welding mode of the mounting bracket of the front upper front lower control arm of the front auxiliary frame, so that the further possibility is provided for the weight reduction of the front auxiliary frame, and the weight reduction of the front auxiliary frame is greatly influenced; the right triangle shape is looked right through the control arm installing support, and the setting that leads round is handled is all done to right triangle's two acute angles, can increase the rigidity of control arm installing support, but this device inconvenient reduction stamping workpiece's quantity, consequently, we propose a novel hydraulic pipe welding sub vehicle frame to solve the problem that proposes in the above-mentioned.
Disclosure of utility model
The utility model aims to provide a novel hydraulic pipe welding auxiliary frame, which solves the problem that the existing welding auxiliary frame provided in the background art is inconvenient to reduce the number of stamping parts.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the novel hydraulic pipe welding auxiliary frame comprises a front pipe beam, a left pipe beam, a right pipe beam and a rear cross beam, wherein the left end front side of the front pipe beam is fixedly connected with the left pipe beam, the right end front side of the front pipe beam is fixedly connected with the right pipe beam, and the front end of the left pipe beam is fixedly connected with the rear cross beam;
The front end of the left tube beam and the front end of the right tube beam are fixedly connected with first reinforcing brackets, the front end of the rear cross beam is fixedly connected with second reinforcing brackets, and the left end and the right end of the front tube beam and the rear cross beam are fixedly connected with vehicle body assembly points.
Preferably, the front side of the right tubular beam is fixedly connected to the rear side of the right end of the rear cross beam.
Preferably, the bottom end of the front upper control arm support is fixedly connected to the upper end of the right tubular beam.
Preferably, the center of the rear side of the upper end of the left tube beam is symmetrically and fixedly connected with an auxiliary frame suspension bracket and a front upper control arm bracket.
Preferably, the front pipe beam, the left pipe beam, the right pipe beam and the rear cross beam form a main body frame, and the front pipe beam, the left pipe beam and the right pipe beam are all hydraulic forming parts.
Preferably, the other end of the first reinforcing bracket is fixedly connected to the rear cross beam.
Preferably, the outer sides of the second reinforcing brackets are respectively and fixedly connected to the left tubular beam and the right tubular beam.
Compared with the prior art, the utility model has the beneficial effects that: the novel hydraulic pipe splice welding auxiliary frame reduces the number of stamping parts, further reduces die clamping and detecting tools and development cost, saves plate materials and welding wires, reduces the overall weight of the auxiliary frame due to no welding line and lap joint, reduces the manufacturing time of the auxiliary frame, and improves the manufacturing beat, the size precision of the auxiliary frame and the quality of the auxiliary frame;
1. the special design of the profile enables the pipe beams with deep grooves and more bending to be formed hydraulically, so that three of four main beams of the auxiliary frame adopt hydraulic pipe beams, the number of stamping parts is reduced, tools such as die clamping and inspection are reduced, and development cost is reduced;
2. The hydraulic pipe beam does not need to carry out splicing welding of the upper plate and the lower plate, does not need welding seams, does not need to consider welding lap joint, can save plate materials and welding wires, does not have welding seams and lap joints, thereby reducing the overall weight of the auxiliary frame, and the materials cannot reduce the mechanical property due to welding, so that the durability of the auxiliary frame is improved;
3. The hydraulic pipe beam can reduce the stamping and welding procedures, thereby reducing the manufacturing time of the auxiliary frame, improving the manufacturing beat, and improving the dimensional accuracy of the auxiliary frame due to the adoption of cold forming in the hydraulic forming process, thereby improving the quality of the auxiliary frame.
Drawings
FIG. 1 is a schematic elevational view of the present utility model;
FIG. 2 is a schematic rear view of the present utility model;
FIG. 3 is a schematic view of the right tubular beam structure of the present utility model;
Fig. 4 is a schematic diagram of a connection structure of a front tubular beam and a left tubular beam according to the present utility model.
In the figure: 1. a front tubular beam; 2. a left tubular beam; 3. a right tubular beam; 4. a rear cross member; 5. a subframe suspension bracket; 6. a front upper control arm support; 7. a first reinforcing bracket; 8. a second reinforcing bracket; 9. and (5) a vehicle body assembly point.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a technical solution: the utility model provides a novel hydraulic pressure pipe welding sub vehicle frame, includes preceding tubular beam 1, left tubular beam 2, right tubular beam 3, rear cross beam 4, sub vehicle frame suspension support 5, preceding control arm support 6, first reinforcing bracket 7, second reinforcing bracket 8 and automobile body assembly point 9.
The left end front side of the front pipe beam 1 is fixedly connected with a left pipe beam 2, the right end front side of the front pipe beam 1 is fixedly connected with a right pipe beam 3, the front end inner sides of the left pipe beam 2 and the right pipe beam 3 are fixedly connected with a rear side of a rear cross beam 4, the rear side of the upper end of the right pipe beam 3 is fixedly connected with a subframe suspension bracket 5, the front side of the subframe suspension bracket 5 is fixedly connected with a front upper control arm bracket 6, the subframe suspension bracket 5 and the front upper control arm bracket 6 are integrally connected through welding, the bottom end of the front upper control arm bracket 6 is fixedly connected with the upper end of the right pipe beam 3, the middle part of the rear side of the upper end of the left pipe beam 2 is symmetrically fixedly connected with a subframe suspension bracket 5 and a front upper control arm bracket 6, the inner sides of the front ends of the left pipe beam 2 and the right pipe beam 3 are fixedly connected with a first reinforcing bracket 7, the other ends of the first reinforcing bracket 7 are fixedly connected with the rear cross beam 4, the left end and the right end of the front side of the rear cross beam 4 are fixedly connected with a second reinforcing bracket 8, the other ends of the second reinforcing bracket 8 are fixedly connected with the left and right pipe beam 2 and the front end of the front pipe beam 1 and the front pipe beam 4 are fixedly connected with a left pipe beam 9 respectively;
The front pipe beam 1, the left pipe beam 2, the right pipe beam 3 and the rear cross beam 4 form a main body frame, the front pipe beam 1, the left pipe beam 2 and the right pipe beam 3 which are provided with deep grooves and are bent more can be subjected to hydraulic forming through special profile design, so that the front pipe beam 1, the left pipe beam 2 and the right pipe beam 3 are all hydraulic forming parts, each beam only needs two pairs of dies, namely a pre-forming die and a hydraulic forming die during development, the manufacturing process is simple, the die development cost is low, the left pipe beam 2 and the right pipe beam 3 are bent more, the auxiliary frame can provide good support for the front upper control arm support 6, the clearance between the left pipe beam 2 and the peripheral parts is ensured, the rigidity and the welding quality of the control arm support are improved, the front ends of the left pipe beam 2 and the right pipe beam 3 are provided with deep grooves, the cross sections at the deep grooves are adjusted to ensure the cross section circumferences of the grooves to be consistent with the circumferences of the cross sections of other areas, the hydraulic forming parts can be performed, and a series of operations of the novel hydraulic pipe welding auxiliary frame can be completed.
Standard parts used in the utility model can be purchased from the market, special-shaped parts can be customized according to the description of the specification and the drawings, the specific connection modes of all parts adopt conventional means such as mature bolts, rivets and welding in the prior art, the machinery, the parts and the equipment adopt conventional models in the prior art, and the circuit connection adopts conventional connection modes in the prior art, so that the details are not described.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (7)
1. The utility model provides a novel hydraulic pressure pipe welding sub vehicle frame, includes preceding tubular beam (1), left tubular beam (2), right tubular beam (3) and rear cross beam (4), its characterized in that: the front side of the left end of the front pipe beam (1) is fixedly connected with a left pipe beam (2), the front side of the right end of the front pipe beam (1) is fixedly connected with a right pipe beam (3), and the front end of the left pipe beam (2) is fixedly connected with a rear cross beam (4);
The front end of right side tubular beam (3) is fixedly connected with sub vehicle frame suspension support (5), and control arm support (6) are gone up to the front side fixedly connected with of sub vehicle frame suspension support (5), left side tubular beam (2) and right side tubular beam (3) the inboard first enhancement support (7) of equal fixedly connected with of front end, and both ends are all fixedly connected with second enhancement support (8) about the front side of rear cross beam (4), both ends are all fixedly connected with automobile body assembly point (9) about front tubular beam (1) and rear cross beam (4).
2. The novel hydraulic pipe welding auxiliary frame according to claim 1, wherein: the front side of the right tubular beam (3) is fixedly connected with the rear side of the right end of the rear cross beam (4).
3. The novel hydraulic pipe welding auxiliary frame according to claim 1, wherein: the bottom end of the front upper control arm support (6) is fixedly connected with the upper end of the right tubular beam (3).
4. The novel hydraulic pipe welding auxiliary frame according to claim 1, wherein: the center of the rear side of the upper end of the left pipe beam (2) is symmetrically and fixedly connected with an auxiliary frame suspension bracket (5) and a front upper control arm bracket (6).
5. The novel hydraulic pipe welding auxiliary frame according to claim 1, wherein: the front pipe beam (1), the left pipe beam (2), the right pipe beam (3) and the rear cross beam (4) form a main body frame, and the front pipe beam (1), the left pipe beam (2) and the right pipe beam (3) are all hydraulic forming parts.
6. The novel hydraulic pipe welding auxiliary frame according to claim 1, wherein: the other end of the first reinforcing bracket (7) is fixedly connected to the rear cross beam (4).
7. The novel hydraulic pipe welding auxiliary frame according to claim 1, wherein: the outer sides of the second reinforcing brackets (8) are respectively and fixedly connected to the left tubular beam (2) and the right tubular beam (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420027695.1U CN221316365U (en) | 2024-01-05 | 2024-01-05 | Novel hydraulic pipe splice welding auxiliary frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420027695.1U CN221316365U (en) | 2024-01-05 | 2024-01-05 | Novel hydraulic pipe splice welding auxiliary frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221316365U true CN221316365U (en) | 2024-07-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420027695.1U Active CN221316365U (en) | 2024-01-05 | 2024-01-05 | Novel hydraulic pipe splice welding auxiliary frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221316365U (en) |
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2024
- 2024-01-05 CN CN202420027695.1U patent/CN221316365U/en active Active
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