CN217294666U - Multi-direction aluminum alloy sub vehicle frame of loosing core - Google Patents
Multi-direction aluminum alloy sub vehicle frame of loosing core Download PDFInfo
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- CN217294666U CN217294666U CN202221097382.0U CN202221097382U CN217294666U CN 217294666 U CN217294666 U CN 217294666U CN 202221097382 U CN202221097382 U CN 202221097382U CN 217294666 U CN217294666 U CN 217294666U
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- core
- mounting hole
- control arm
- aluminum alloy
- loosing core
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 34
- 238000005266 casting Methods 0.000 claims abstract description 9
- 239000000725 suspension Substances 0.000 claims description 24
- 239000003381 stabilizer Substances 0.000 claims description 18
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 210000003205 muscle Anatomy 0.000 claims description 2
- 238000003466 welding Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 9
- 238000007493 shaping process Methods 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 239000000956 alloy Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000007792 addition Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of the sub vehicle frame, a multi-direction aluminum alloy sub vehicle frame of loosing core is provided, main part including whole high pressure casting, the main part includes two crossbeams, two longerons, preceding control arm frame and back control arm frame, the longeron is connected between the crossbeam, has the automobile body mounting hole on the crossbeam, has on the automobile body mounting hole toward the structure of loosing core around extending toward the longeron direction, preceding control arm frame and back control arm frame are connected on the longeron, have the side direction structure of loosing core on the longeron between preceding control arm frame and back control arm frame. The utility model has the advantages of integrate into 1 part with part quantity by 11 parts through the whole casting shaping of aluminum alloy, cancel welding process and equipment process, reduce the product and make the complexity, whole sub vehicle frame falls about 5% about, utilizes around to loose core the structure and to preceding mode of loosing core that the structure has improved each position, whole sub vehicle frame modal performance improves about 8%.
Description
Technical Field
The utility model belongs to the technical field of the sub vehicle frame, a multi-direction aluminum alloy sub vehicle frame of loosing core is related to.
Background
At present, the auxiliary frame mainly comprises a steel auxiliary frame and an aluminum alloy auxiliary frame, the manufacturing process of the steel auxiliary frame mainly comprises stamping and welding forming, the aluminum alloy auxiliary frame comprises a section bar and a casting or a section bar and is welded and integrally cast and is machined and formed by an assembly, wherein the weight of the steel auxiliary frame is heavier than that of the aluminum alloy auxiliary frame, the steel auxiliary frame is not suitable for a new energy vehicle with a harsh requirement on weight, no matter the steel auxiliary frame or the aluminum alloy auxiliary frame is used, the manufacturing process only relates to a welding process, the welding deformation, the number of parts and other reasons are large, the size precision of the parts is difficult to control, and the size precision is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem, be to prior art's current situation, and provide a multi-direction aluminum alloy sub vehicle frame of loosing core, whole sub vehicle frame light in weight cancels welding process and equipment process, reduces the product and makes the complexity.
The utility model provides a technical scheme that above-mentioned technical problem adopted does: the utility model provides a multi-direction aluminum alloy sub vehicle frame of loosing core which characterized in that, including whole high pressure casting's main part, the main part include two crossbeams, two longerons, preceding control cantilever crane and back control cantilever crane, the longeron connect between the crossbeam, the crossbeam on have the automobile body mounting hole, have on the automobile body mounting hole toward the structure of loosing core around extending of longeron direction, preceding control cantilever crane and back control cantilever crane connect on the longeron, have the side direction structure of loosing core on the longeron between preceding control cantilever crane and back control cantilever crane.
In foretell multi-direction aluminum alloy sub vehicle frame of loosing core, two crossbeams are front beam and back crossbeam respectively, the front beam on be connected with motor suspension support, two longerons divide into left longeron and right longeron, have the stabilizer bar mounting groove on the longeron, have the stabilizer bar mounting hole on the stabilizer bar mounting groove.
In foretell multi-direction aluminum alloy sub vehicle frame of loosing core, the both ends of front beam have first front automobile body mounting hole and the front automobile body mounting hole of second respectively, the motor suspension support of front beam divide into first motor suspension support and second motor suspension support, the front beam on have to extend and improve front automobile body mounting hole and the preceding structure of loosing core of motor suspension support mode toward the longeron direction.
In foretell multi-direction aluminum alloy sub vehicle frame of loosing core, preceding to loose core the structure including first preceding to loose core the structure and the second is preceding to loose core the structure, first preceding to loose core the structure for turning left longeron direction extension and stopping the first interior hollow groove at stabilizer bar mounting hole back, the second preceding to loose core the structure for turning right longeron direction extension and stopping the second interior hollow groove at stabilizer bar mounting hole back, have in the second interior hollow groove with the interior vertical muscle of second motor suspension leg joint.
In foretell multi-direction aluminum alloy sub vehicle frame of loosing core, the both ends of back crossbeam have first back automobile body mounting hole and second back automobile body mounting hole respectively, first back automobile body mounting hole other have for turning left longeron direction extension first backward loose core the structure, first backward loose core the structure be first crossing groove, second back automobile body mounting hole other have for turning right longeron direction extension the second backward loose core the structure, first backward loose core the structure be the crossing groove of second.
In foretell multi-direction aluminum alloy sub vehicle frame of loosing core, left longeron have the first arc of dodging, have the first lateral structure of loosing core at the first arc of dodging, right longeron have the second and dodge the arc, dodge the arc at the second and have the second lateral structure of loosing core, first lateral structure of loosing core and second lateral structure of loosing core have the lateral groove of X type for inside.
In foretell multi-direction aluminum alloy sub vehicle frame of loosing core, first back automobile body mounting hole in inlay first sleeve pipe, second back automobile body mounting hole in inlay the second sleeve pipe.
In the multi-direction aluminum alloy sub frame of loosing core of foretell, the inside of front beam, back crossbeam, left longeron and right longeron have continuous reinforcing rib.
In the multi-direction core-pulling aluminum alloy auxiliary frame, the front control arm support comprises a left front control arm support and a right front control arm support, the rear control arm support comprises a left rear control arm support and a right rear control arm support, the left front control arm support and the left rear control arm support are connected to the left longitudinal beam, and the right front control arm support and the right rear control arm support are connected to the right longitudinal beam.
Compared with the prior art, the utility model has the advantages of integrate into 1 part with part quantity by 11 parts through the whole casting shaping of aluminum alloy, cancel welding process and equipment process, reduce the product and make the complexity, whole sub vehicle frame falls about 5% of the weight and controls, utilizes around to the mode of loosing core structure and preceding loose core structure and having improved each position, whole sub vehicle frame modal property improves about 8%.
Drawings
FIG. 1 is a schematic structural view of the multi-directional core-pulling aluminum alloy subframe;
fig. 2 is another direction structure diagram of fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be understood that the terms "center", "horizontal", "longitudinal", "front", "back", "left", "right", "up", "down", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the scope of the invention.
In the figure; a front cross member 100; a rear cross member 200; a left longitudinal beam 300; a right longitudinal beam 400; a left front control boom 500; a right front control boom 600; left rear control arm 700; the rear right control arm 800; a stabilizer bar mounting groove 900; a stabilizer bar mounting hole 1000; a first front vehicle body attachment hole 1001; a second front body mounting hole 1002; a first motor suspension mount 1003; a second motor suspension bracket 1004; a first inner hollow groove 1005; a second inner hollow channel 1006; inner vertical ribs 1006 a; a first rear body mount hole 1007; a second rear body mounting hole 1008; a first sleeve 1009; a second sleeve 1010; a first cross slot 1011; a second cross slot 1012; a first avoidance arc 1013; a second avoidance arc 1014; an X-shaped lateral slot 1015; continuous reinforcing ribs 1016.
As shown in figures 1 and 2, the multi-direction core-pulling aluminum alloy subframe comprises a main body which is integrally high-pressure cast by adopting an aluminum alloy material, wherein the main body is formed by high-pressure casting by adopting an aluminum alloy material, so that 11 parts can be integrated into 1 part, the manufacturing complexity of a product is reduced, the welding process and the assembly process are eliminated, the whole subframe is integrally processed by a five-axis CNC (computer numerical control) machine after high-pressure vacuum casting, the whole dimensional precision is high, no welding deformation exists, the dimensional precision is more stable, the overall weight of the whole subframe can be reduced by about 5% by adopting the aluminum alloy material, the main body comprises two cross beams, two longitudinal beams, a front control arm support and a rear control arm support, the longitudinal beams are connected between the cross beams, the cross beams are provided with vehicle body mounting holes, the whole subframe can be mounted and connected with a vehicle body through the vehicle body mounting holes, and the front-back core-direction core-pulling structure extending towards the longitudinal beams is arranged on the vehicle body mounting holes, the front control arm support and the rear control arm support are connected to the longitudinal beam, the control arms can be installed through the control arm supports, the longitudinal beam between the front control arm support and the rear control arm support is provided with a lateral core-pulling structure, the mode of each position is improved by utilizing a front-back core-pulling structure and a front-back core-pulling structure, and therefore the mode of the whole auxiliary frame is improved.
Specifically, two cross beams are respectively a front cross beam 100 and a rear cross beam 200, a motor suspension bracket is connected to the front cross beam 100, the two longitudinal beams are divided into a left longitudinal beam 300 and a right longitudinal beam 400, continuous reinforcing ribs 1016 are arranged inside the front cross beam 100, the rear cross beam 200, the left longitudinal beam 300 and the right longitudinal beam 400, so that the internal strength of the front cross beam 100, the rear cross beam 200, the left longitudinal beam 300 and the right longitudinal beam 400 can be obviously improved, the front control arm frame comprises a left front control arm frame 500 and a right front control arm frame 600, the rear control arm frame comprises a left rear control arm frame 700 and a right rear control arm frame 800, the left front control arm frame 500 and the left rear control arm frame 700 are connected to the left longitudinal beam 300, the right front control arm frame 600 and the right rear control arm frame 800 are connected to the right longitudinal beam 400, stabilizer bar mounting grooves 900 are arranged on the longitudinal beams, stabilizer bar mounting holes 1000 are arranged on the stabilizer bar mounting grooves 900, wherein one mounting groove 900 is respectively arranged on the left longitudinal beam 300 and the right longitudinal beam 400, and fix the stabilizer bar through stabilizer bar mounting hole 1000, for convenience of the front part of the subframe and the vehicle body mounting, the two ends of the front beam 100 are respectively provided with a first front vehicle body mounting hole 1001 and a second front vehicle body mounting hole 1002, the motor suspension bracket of the front beam 100 is divided into a first motor suspension bracket 1003 and a second motor suspension bracket 1004, the front beam 100 is provided with a forward core-pulling structure which extends in the longitudinal beam direction and improves the mode of the front vehicle body mounting hole and the motor suspension bracket, the forward core-pulling structure comprises a first forward core-pulling structure and a second forward core-pulling structure, the mode of the front vehicle body mounting hole and the motor suspension bracket can be obviously improved by using the first forward core-pulling structure and the second forward core-pulling structure, the first forward core-pulling structure is a first inner hollow groove 1005 which extends in the left longitudinal beam 300 direction and terminates the back of the stabilizer bar mounting hole 1000, and the second forward core-pulling structure is a second inner hollow groove 1005 which extends in the right longitudinal beam 400 direction and terminates the back of the mounting hole 1000 The hollow groove 1006 is internally provided with an inner vertical rib 1006a connected with the second motor suspension bracket 1004, and the second motor suspension bracket 1004 is just in a core pulling position, so that the inner vertical rib 1006a is directly connected with the second motor suspension bracket 1004, and the strength of the second motor suspension bracket 1004 is further improved.
The two ends of the rear cross beam 200 are respectively provided with a first rear vehicle body mounting hole 1007 and a second rear vehicle body mounting hole 1008, and the rear cross beam is further optimized to be connected with a rear vehicle body conveniently, the first rear vehicle body mounting hole 1007 is embedded with a first sleeve 1009, the second rear vehicle body mounting hole 1008 is embedded with a second sleeve 1010, a first backward core pulling structure extending towards the direction of the left longitudinal beam 300 is arranged beside the first rear vehicle body mounting hole 1007, the first backward core pulling structure is a first cross groove 1011, a second backward core pulling structure extending towards the direction of the right longitudinal beam 400 is arranged beside the second rear vehicle body mounting hole 1008, the first backward core pulling structure is a second cross groove 1012, certain strength can be ensured through the first cross groove 1011 and the second cross groove 1012, and the whole mode of the rear vehicle body mounting hole can be shown.
In order to prevent interference of other parts, the left longitudinal beam is provided with a first avoiding arc 1013, the first avoiding arc 1013 is provided with a first lateral core-pulling structure, the right longitudinal beam is provided with a second avoiding arc 1014, the second avoiding arc 1014 is provided with a second lateral core-pulling structure, the first lateral core-pulling structure and the second lateral core-pulling structure are internally provided with X-shaped lateral grooves 1015, the longitudinal mode of the control arm support and the whole auxiliary frame can be improved by utilizing the X-shaped lateral grooves 1015, the whole auxiliary frame is machined through a five-axis CNC (computer numerical control) machine after being subjected to integral high-pressure vacuum-pumping casting, the whole size precision is high, the position degree 2.0 of the precision of the common welding auxiliary frame can be improved to be 0.5, the size precision is more stable because of no welding deformation, and the CPK of a product is more than or equal to 1.33.
It is noted that the description herein of "first," "second," "a," etc. is for descriptive purposes only and is not intended to indicate or imply relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise. The terms "connected," "fixed," and the like are to be construed broadly, e.g., "fixed" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meaning of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In addition, the technical solutions between the embodiments of the present invention can be combined with each other, but it is necessary to be able to be realized by a person having ordinary skill in the art as a basis, and when the technical solutions are contradictory or cannot be realized, the combination of such technical solutions should be considered to be absent, and is not within the protection scope of the present invention.
The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Claims (9)
1. The utility model provides a multi-direction aluminum alloy sub vehicle frame of loosing core which characterized in that, including whole high pressure casting's main part, the main part include two crossbeams, two longerons, preceding control cantilever crane and back control cantilever crane, the longeron connect between the crossbeam, the crossbeam on have the automobile body mounting hole, have the structure of loosing core to the front and back that extends toward the longeron direction on the automobile body mounting hole, preceding control cantilever crane and back control cantilever crane connect on the longeron, the lateral core-pulling structure has on the longeron between preceding control cantilever crane and the back control cantilever crane.
2. The multi-direction core-pulling aluminum alloy auxiliary frame is characterized in that the two cross beams are respectively a front cross beam and a rear cross beam, the front cross beam is connected with a motor suspension support, the two longitudinal beams are divided into a left longitudinal beam and a right longitudinal beam, the longitudinal beams are provided with stabilizer bar mounting grooves, and stabilizer bar mounting holes are formed in the stabilizer bar mounting grooves.
3. The multi-direction core-pulling aluminum alloy auxiliary frame according to claim 2, wherein a first front vehicle body mounting hole and a second front vehicle body mounting hole are formed in two ends of the front cross beam respectively, a motor suspension support of the front cross beam is divided into a first motor suspension support and a second motor suspension support, and a forward core-pulling structure which extends towards the longitudinal beam and improves the mode of the front vehicle body mounting hole and the mode of the motor suspension support is arranged on the front cross beam.
4. The multi-direction aluminum alloy sub vehicle frame of loosing core of claim 3, characterized in that, the forward structure of loosing core include first forward structure of loosing core and second forward structure of loosing core, first forward structure of loosing core for the first interior hollow groove that extends and terminate stabilizer bar mounting hole back to left longeron direction, second forward structure of loosing core for the second interior hollow groove that extends and terminates stabilizer bar mounting hole back to right longeron direction, have the interior vertical muscle of being connected with second motor suspension support in the second interior hollow groove.
5. The multi-direction aluminum alloy sub vehicle frame of loosing core of claim 2 or 3 or 4, characterized in that, the both ends of back crossbeam have first back automobile body mounting hole and second back automobile body mounting hole respectively, first back automobile body mounting hole other have for the first back structure of loosing core that extends towards the left longeron direction, first back structure of loosing core be first cross groove, second back automobile body mounting hole other have for the second back structure of loosing core that extends towards the right longeron direction, first back structure of loosing core is the second cross groove.
6. The multi-direction core-pulling aluminum alloy auxiliary frame according to claim 2, wherein the left longitudinal beam is provided with a first avoiding arc, the first avoiding arc is provided with a first lateral core-pulling structure, the right longitudinal beam is provided with a second avoiding arc, the second avoiding arc is provided with a second lateral core-pulling structure, and the first lateral core-pulling structure and the second lateral core-pulling structure are provided with X-shaped lateral grooves inside.
7. The multi-direction core-pulling aluminum alloy subframe as claimed in claim 5, wherein a first sleeve is embedded in the first rear vehicle body mounting hole, and a second sleeve is embedded in the second rear vehicle body mounting hole.
8. The multi-direction core-pulling aluminum alloy subframe as claimed in claim 2, wherein continuous reinforcing ribs are arranged inside the front cross beam, the rear cross beam, the left longitudinal beam and the right longitudinal beam.
9. The multi-direction core-pulling aluminum alloy auxiliary frame according to claim 2, wherein the front control arm frame comprises a left front control arm frame and a right front control arm frame, the rear control arm frame comprises a left rear control arm frame and a right rear control arm frame, the left front control arm frame and the left rear control arm frame are connected to the left longitudinal beam, and the right front control arm frame and the right rear control arm frame are connected to the right longitudinal beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221097382.0U CN217294666U (en) | 2022-05-07 | 2022-05-07 | Multi-direction aluminum alloy sub vehicle frame of loosing core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221097382.0U CN217294666U (en) | 2022-05-07 | 2022-05-07 | Multi-direction aluminum alloy sub vehicle frame of loosing core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217294666U true CN217294666U (en) | 2022-08-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221097382.0U Active CN217294666U (en) | 2022-05-07 | 2022-05-07 | Multi-direction aluminum alloy sub vehicle frame of loosing core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217294666U (en) |
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2022
- 2022-05-07 CN CN202221097382.0U patent/CN217294666U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: NINGBO MINTH AUTOMOTIVE PARTS RESEARCH&DEVELOPMENT Co.,Ltd. Assignor: NINGBO XINTAI MACHINERY Co.,Ltd. Contract record no.: X2023980053787 Denomination of utility model: A multi-directional core pulling aluminum alloy subframe Granted publication date: 20220826 License type: Common License Record date: 20231225 |
|
| EE01 | Entry into force of recordation of patent licensing contract |