CN109263722A - Fore sub frame and automobile - Google Patents
Fore sub frame and automobile Download PDFInfo
- Publication number
- CN109263722A CN109263722A CN201811223023.3A CN201811223023A CN109263722A CN 109263722 A CN109263722 A CN 109263722A CN 201811223023 A CN201811223023 A CN 201811223023A CN 109263722 A CN109263722 A CN 109263722A
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- mounting base
- sub frame
- longitudinal
- fore sub
- slot
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- 239000000725 suspension Substances 0.000 claims description 39
- 230000002745 absorbent Effects 0.000 claims description 16
- 239000002250 absorbent Substances 0.000 claims description 16
- 239000003381 stabilizer Substances 0.000 claims description 12
- 238000005266 casting Methods 0.000 claims description 9
- 238000010521 absorption reaction Methods 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- 238000001125 extrusion Methods 0.000 claims description 6
- 238000000465 moulding Methods 0.000 abstract description 8
- 238000009434 installation Methods 0.000 description 15
- 238000010586 diagram Methods 0.000 description 9
- 230000008859 change Effects 0.000 description 6
- 230000003014 reinforcing effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 229910000838 Al alloy Inorganic materials 0.000 description 3
- 230000010354 integration Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 2
- 238000004512 die casting Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012856 packing Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000009740 moulding (composite fabrication) Methods 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/02—Understructures, i.e. chassis frame on which a vehicle body may be mounted comprising longitudinally or transversely arranged frame members
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/11—Understructures, i.e. chassis frame on which a vehicle body may be mounted with resilient means for suspension, e.g. of wheels or engine; sub-frames for mounting engine or suspensions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62D—MOTOR VEHICLES; TRAILERS
- B62D21/00—Understructures, i.e. chassis frame on which a vehicle body may be mounted
- B62D21/15—Understructures, i.e. chassis frame on which a vehicle body may be mounted having impact absorbing means, e.g. a frame designed to permanently or temporarily change shape or dimension upon impact with another body
- B62D21/152—Front or rear frames
- B62D21/155—Sub-frames or underguards
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The invention belongs to vehicle structure technical fields, and in particular to a kind of fore sub frame and automobile, mounting base before which includes left front mounting base, is right, left back mounting base, it is right after mounting base, front beam, rear cross beam, left longitudinal beam connected and right longitudinal beam connected；The left end of the front beam is connect with the front end of the left longitudinal beam connected by the left front mounting base, the right end of the front beam is connect with the front end of the right longitudinal beam connected by mounting base before the right side, the left end of the rear cross beam is connect with the rear end of the left longitudinal beam connected by the left back mounting base, and the right end of the rear cross beam is connect with the rear end of the right longitudinal beam connected by mounting base behind the right side.Fore sub frame provided by the invention has enough intensity, rigidity and resistance against torsion, reduces molding difficulty, is conducive to the derivative of hardware and software platform product.
Description
Technical field
The invention belongs to vehicle chassis technology fields, and in particular to a kind of fore sub frame and automobile.
Background technique
Fore sub frame is very important component in chassis part system, mainly connect vehicle body, engine mounting and
The components such as suspension, the vibration and noise equal excitation that can reduce road surface are transmitted to vehicle body.The rigidity of suspension can be improved in fore sub frame,
To obtain the preferable durable and comfort of vehicle.In addition, in vehicle chassis technology field, the security reliability of fore sub frame
Driving and pedestrains safety can be directly related to.Therefore, fore sub frame is in collision process, it is necessary to have enough rigidity is resisted
Deformation, to improve energy-absorbing effect when collision.Present fore sub frame is usually steel material-structure, there are product weight compared with
Greatly, the problems such as technique production is relatively complicated, and weld seam is more and welding quality is not easy to control, and the corrosion resistance of material is poor.
In addition, existing aluminium alloy fore sub frame, usually integrated casting and forming, moulding process is more complex, required mould
Have it is larger, molding difficulty it is larger, Forming Quality be difficult to control.Meanwhile the fore sub frame of integrated casting and forming is unfavorable for platform
Change the derivative of product, if boundary condition varies slightly, which need to redesign and mold developing, and input cost is larger.
In addition, the aluminium alloy fore sub frame of existing integration casting and forming, no anti-collision energy absorption device can not be preferably
Absorb extraneous impact.If automobile collides, it is unfavorable for protecting crew module and pedestrian.
Summary of the invention
The technical problems to be solved by the present invention are: existing for the aluminium alloy fore sub frame of existing integrated casting and forming
It forms that difficulty is big, is unfavorable for the derivative problem of hardware and software platform product, a kind of fore sub frame and automobile are provided.
In order to solve the above technical problems, on the one hand, the embodiment of the invention provides a kind of fore sub frames, including left front peace
Fill seat, it is right before mounting base, left back mounting base, it is right after mounting base, front beam, rear cross beam, left longitudinal beam connected and right longitudinal beam connected；
The left end of the front beam is connect with the front end of the left longitudinal beam connected by the left front mounting base, horizontal before described
The right end of beam is connect with the front end of the right longitudinal beam connected by mounting base before the right side, the left end of the rear cross beam and the left side
The rear end of longitudinal beam connected is connected by the left back mounting base, and the rear end of the right end of the rear cross beam and the right longitudinal beam connected is logical
Mounting base connects after crossing the right side.
Optionally, the first lateral slot and first longitudinal direction slot, the right preceding installation are offered in the left front mounting base
The second lateral slot and second longitudinal direction slot are offered on seat, offers third lateral slot and third in the left back mounting base
Longitudinal socket, it is described it is right after offer the 4th lateral slot and the 4th longitudinal socket in mounting base；
The left end of the front beam is plugged in first lateral slot, and the right end of the front beam is plugged in described
In two lateral slots；
The left end of the rear cross beam is plugged in the third lateral slot, and the right end of the rear cross beam is plugged in described
In four lateral slots；
The front end of the left longitudinal beam connected is plugged in the first longitudinal direction slot, the rear end grafting of the left longitudinal beam connected
In the third longitudinal socket；
The front end of the right longitudinal beam connected is plugged in the second longitudinal direction slot, the rear end grafting of the right longitudinal beam connected
In the 4th longitudinal socket.
Optionally, the left longitudinal beam connected, the right longitudinal beam connected, the front beam and the rear cross beam are located at same flat
On face, the left longitudinal beam connected and the right longitudinal beam connected are parallel to each other, and the front beam and the rear cross beam are parallel to each other.
Optionally, mounting base is behind mounting base, the left back mounting base and the right side before the left front mounting base, the right side
Hollow aluminum casting, the front beam, the rear cross beam, the left longitudinal beam connected and the right longitudinal beam connected are hollow aluminum
Extrusion.
Optionally, it is provided with left front bushing mounting bracket in the left front mounting base, is provided in mounting base before the right side
Right front lining mounting bracket, is provided with left back bushing mounting bracket in the left back mounting base, it is described it is right after be arranged in mounting base
There is right back bush mounting bracket.
Optionally, the fore sub frame further includes mounting rail after rear-suspending web beam and dynamic assembly suspension, the left side
The 5th lateral slot is offered in mounting base afterwards, the third lateral slot is consistent with the direction of the 5th lateral slot；Institute
It states and offers the 6th lateral slot behind the right side in mounting base, the direction one of the 4th lateral slot and the 6th lateral slot
It causes；The left end of the rear-suspending web beam is plugged in the 5th lateral slot, the right end of the rear-suspending web beam
It is plugged in the 6th lateral slot, mounting rail is connected to the rear cross beam and the rear-suspending after the dynamic assembly suspension
Between web beam, it is provided with dynamic assembly suspension left mounting bracket in the left front mounting base, is set in the right mounting base
It is equipped with dynamic assembly suspension right mounting bracket.
Optionally, hole location is installed before left swing arm is provided in the left front mounting base, is provided in mounting base before the right side
Hole location is installed before right swing arm, mounting bracket after left swing arm is provided in the left back mounting base, is arranged in mounting base behind the right side
There is mounting bracket after right swing arm.
Optionally, it is provided with diverter left mounting bracket in the left back mounting base, is arranged in mounting base behind the right side
There is diverter right mounting bracket, mounting bracket on rear side of diverter is provided on the rear cross beam.
Optionally, it is provided in the left back mounting base on the left of stabilizer bar and hole location is installed, behind the right side in mounting base
It is provided on the right side of stabilizer bar and hole location is installed.
Optionally, anti-collision energy absorption device before the fore sub frame further includes, the preceding anti-collision energy absorption device include anticollision cross
Beam, left side energy absorbent block and right side energy absorbent block, the left side energy absorbent block are connected to the left front mounting base and the anti-collision beam
Between left end, the right side energy absorbent block is connected to before the right side between mounting base and the right end of the anti-collision beam.
On the other hand, the embodiment of the invention also provides a kind of automobiles, including above-mentioned fore sub frame.
Fore sub frame provided by the invention is dynamic assembly suspension, and suspension system swing arm, turning machine, is moved stabilizer bar
Power assembly suspension etc. provides installation base body, mainly by left front mounting base, it is right before mounting base, left back mounting base, it is right after mounting base, preceding
Crossbeam, rear cross beam, left longitudinal beam connected and right longitudinal beam connected assemble, before constituting one by four mounting bases and crossbeam stringer
The frame structure of subframe has enough intensity, rigidity and resistance against torsion, meanwhile, fore sub frame is split into multiple groups
Part is filled, each parts can not need to put into larger and complicated molding by respective die casting or extrusion forming
Mold reduces molding difficulty.On the other hand, by the type of attachment of four mounting bases, be conducive to the derivative of hardware and software platform product,
As boundary condition changes, such as the size data of vehicle change, can be by adjusting the dimension data pair of crossbeam and stringer
The size of the fore sub frame carries out adaptive change, derives the fore sub frame product met the requirements, reduces design cost.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the fore sub frame that one embodiment of the invention provides；
Fig. 2 is the structural schematic diagram of its left front mounting base of the fore sub frame of one embodiment of the invention offer；
Fig. 3 is the structural schematic diagram of mounting base before its right side of fore sub frame that one embodiment of the invention provides；
Fig. 4 is the structural schematic diagram of its left back mounting base of the fore sub frame of one embodiment of the invention offer；
Fig. 5 is the structural schematic diagram of mounting base behind its right side of fore sub frame that one embodiment of the invention provides；
Fig. 6 is the structural schematic diagram of its front beam of the fore sub frame of one embodiment of the invention offer；
Fig. 7 is the structural schematic diagram of its rear-suspending web beam of the fore sub frame of one embodiment of the invention offer；
Fig. 8 is the structural schematic diagram of its rear cross beam of the fore sub frame of one embodiment of the invention offer；
Fig. 9 is the structural schematic diagram of mounting rail after its dynamic assembly suspension of the fore sub frame of one embodiment of the invention offer；
Figure 10 is that the section after fore sub frame its dynamic assembly suspension that one embodiment of the invention provides at mounting rail A-A shows
It is intended to.
Appended drawing reference in Figure of description is as follows:
1, left front mounting base；11, left front bushing mounting bracket；12, dynamic assembly suspension left mounting bracket；121, first
Supporting plate；122, second support plate；13, hole location is installed before left swing arm；14, the first lateral slot；15, first longitudinal direction slot；2,
Mounting base before the right side；21, right front lining mounting bracket；22, dynamic assembly suspension right mounting bracket；221, third supporting plate；
222, the 4th supporting plate；23, hole location is installed before right swing arm；24, the second lateral slot；25, second longitudinal direction slot；3, left back installation
Seat；31, left back bushing mounting bracket；32, hole location is installed on the left of stabilizer bar；33, diverter left mounting bracket；34, left
Mounting bracket after swing arm；341, the first mounting plate；342, the second mounting plate；35, third longitudinal socket；36, third lateral slot；
37, the 5th lateral slot；4, mounting base behind the right side；41, right back bush mounting bracket；42, hole location is installed on the right side of stabilizer bar；
43, diverter right mounting bracket；44, mounting bracket after right swing arm；441, third mounting plate；442, the 4th mounting plate；45,
Four longitudinal sockets；46, the 4th lateral slot；47, the 6th lateral slot；5, front beam；6, left longitudinal beam connected；7, right connection is vertical
Beam；8, rear cross beam；81, rear-suspending web beam；811, the second reinforcing rib；82, mounting rail after dynamic assembly suspension；821, third
Reinforcing rib；83, mounting bracket on rear side of diverter；84, the first reinforcing rib；9, preceding anti-collision energy absorption device；91, left side energy absorbent block；92,
Anti-collision beam；93, right side energy absorbent block.
Specific embodiment
In order to which the technical problems, technical solutions and beneficial effects solved by the present invention is more clearly understood, below in conjunction with
Accompanying drawings and embodiments, the present invention will be described in further detail.It should be appreciated that specific embodiment described herein is only used
To explain the present invention, it is not intended to limit the present invention.
In the description of the present invention, it is to be understood that, term " length ", " width ", "left", "right", "front", "rear",
The orientation or positional relationship of the instructions such as "top", "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For the convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning must have specific side
Position is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.
Referring to shown in Fig. 1~Figure 10, one embodiment of the invention discloses a kind of fore sub frame, including left front mounting base 1, the right side
Mounting base 4, front beam 5, rear cross beam 8, left longitudinal beam connected 6 and right longitudinal beam connected 7 behind preceding mounting base 2, left back mounting base 3, the right side；
The left end of the front beam 5 is connect with the front end of the left longitudinal beam connected 6 by the left front mounting base 1, described
The right end of front beam 5 is connect with the front end of the right longitudinal beam connected 7 by mounting base 2 before the right side, the left end of the rear cross beam 8
It is connect with the rear end of the left longitudinal beam connected 6 by the left back mounting base 3, the right end of the rear cross beam 8 and the right connection
The rear end of stringer 7 is connected by mounting base 4 behind the right side.
The fore sub frame is dynamic assembly suspension, suspension system swing arm, stabilizer bar, the offers such as turning machine installation base
Body, mainly by mounting base 4, front beam 5, rear cross beam 8, Zuo Lian behind mounting base 2, left back mounting base 3, the right side before left front mounting base 1, the right side
It connects stringer 6 and right longitudinal beam connected 7 assembles, the frame knot of a fore sub frame is made up of four mounting bases and crossbeam stringer
Structure has enough intensity, rigidity and resistance against torsion, meanwhile, fore sub frame is split into multiple parts, each assembling
Part can not need to put into larger and complicated molding die, reduce molding by respective die casting or extrusion forming
Difficulty.On the other hand, by the type of attachment of four mounting bases, be conducive to the derivative of hardware and software platform product, as boundary condition occurs
Change, such as the size data of vehicle change, it can be by adjusting the dimension data of crossbeam and stringer to the fore sub frame
Size carries out adaptive change, derives the fore sub frame product met the requirements, reduces design cost.
The left front mounting base 1, it is described it is right before mounting base 2, the left back mounting base 3, it is described it is right after mounting base 4, described
Connection type between front beam 5, the rear cross beam 8, the left longitudinal beam connected 6 and the right longitudinal beam connected 7 can be mutually indepedent
Be selected from a variety of connection types, be such as welded and fixed, screw is connected, is bolted, riveting, being interference fitted, key pin connection, grafting,
It snaps connection, be threadedly coupled.
In a preferred embodiment, the first lateral slot 14 is offered in the left front mounting base 1 and first longitudinal direction is inserted
Slot 15, it is described it is right before offer the second lateral slot 24 and second longitudinal direction slot 25 in mounting base 2, in the left back mounting base 3
Third lateral slot 36 and third longitudinal socket 35 are offered, offers 46 He of the 4th lateral slot in mounting base 4 behind the right side
4th longitudinal socket 45；
The left end of the front beam 5 is plugged in first lateral slot 14, and the front beam 5 and first cross
Be welded and fixed to slot 14, the right end of the front beam 5 is plugged in second lateral slot 24, and the front beam 5 with
Second lateral slot 24 is welded and fixed；
The left end of the rear cross beam 8 is plugged in the third lateral slot 36, and the rear cross beam 8 and the third are horizontal
Be welded and fixed to slot 36, the right end of the rear cross beam 8 is plugged in the 4th lateral slot 46, and the rear cross beam 8 with
4th lateral slot 46 is welded and fixed；
The front end of the left longitudinal beam connected 6 is plugged in the first longitudinal direction slot 15, and the left longitudinal beam connected 6 and institute
It states first longitudinal direction slot 15 to be welded and fixed, the rear end of the left longitudinal beam connected 6 is plugged in the third longitudinal socket 35, and institute
Left longitudinal beam connected 6 is stated to be welded and fixed with the third longitudinal socket 35；
The front end of the right longitudinal beam connected 7 is plugged in the second longitudinal direction slot 25, and the right longitudinal beam connected 7 and institute
It states second longitudinal direction slot 25 to be welded and fixed, the rear end of the right longitudinal beam connected 7 is plugged in the 4th longitudinal socket 45, and institute
Right longitudinal beam connected 7 is stated to be welded and fixed with the 4th longitudinal socket 45.
It can guarantee close connection between each part by grafting and the connection type that cooperation is welded and fixed, avoid even
The part for connecing position loosens, and guarantees the integral strength and rigidity of the fore sub frame.
As shown in Figure 1, in one embodiment, the left longitudinal beam connected 6, the right longitudinal beam connected 7,5 and of the front beam
The rear cross beam 8 is in the same plane, and the left longitudinal beam connected 6 and the right longitudinal beam connected 7 are parallel to each other, the front beam
5 and the rear cross beam 8 be parallel to each other.
In the present embodiment, mounting base 2, the left back mounting base 3 and the right side before the left front mounting base 1, the right side
Mounting base 4 is distributed in rectangle corner location in the same plane afterwards, and the left front mounting base 1 is located at the left front of the fore sub frame
Position, it is described it is right before mounting base 2 be located at the front right position of the fore sub frame, the left back mounting base 3 be located at it is described before pair vehicle
The rear left position of frame, it is described it is right after mounting base 4 be located at the right position of the Rear secondary frame for vehicle, first lateral slot 14, institute
State the second lateral slot 24, the third lateral slot 36 and the 4th lateral slot 46 towards the width direction of vehicle body,
The first longitudinal direction slot 15, the second longitudinal direction slot 25, the third longitudinal socket 35 and the 4th longitudinal socket 45
It is oppositely arranged towards the length direction of vehicle body, first lateral slot 14 and second lateral slot 24, the third
Lateral slot 36 and the 4th lateral slot 46 are oppositely arranged, the first longitudinal direction slot 15 and the third longitudinal socket 35
It is oppositely arranged, the second longitudinal direction slot 25 and the 4th longitudinal socket 45 are oppositely arranged, the front beam 5 and the rear cross
Beam 8 extends along the width direction of vehicle body, and the left longitudinal beam connected 6 and the right longitudinal beam connected 7 extend along the length direction of vehicle body.
In one embodiment, mounting base 2, the left back mounting base 3 and the right side before the left front mounting base 1, the right side
Mounting base 4 is hollow aluminum casting afterwards, and the front beam 5, the rear cross beam 8, the left longitudinal beam connected 6 and the right connection are vertical
Beam 7 is hollow aluminum extrusion.
The fore sub frame use aluminum material, the strength and stiffness needed for meeting product simultaneously, than existing steel
Product weight is reduced, and conducive to the lightweight of vehicle product, can reduce vehicle product fuel consumption.
Due to mounting base 4 behind mounting base 2, the left back mounting base 3 and the right side before the left front mounting base 1, the right side
For low pressure casting molding, the designability of structure is stronger, can the left front mounting base 1, it is described it is right before mounting base 2, described
Integrally casting shaping is used to connect suspension system swing arm, stabilizer bar, turns in mounting base 4 after left back mounting base 3 and the right side
To the installation site of machine and dynamic assembly suspension；Reduce the front beam 5, the rear cross beam 8, the left longitudinal beam connected 6 and institute
The installation site setting on right longitudinal beam connected 7 is stated, so that the front beam 5, the rear cross beam 8, the left longitudinal beam connected 6
Mold design difficulty can be reduced by extrusion forming with the right longitudinal beam connected 7, meanwhile, installation site is set to described
Before left front mounting base 1, the right side behind mounting base 2, the left back mounting base 3 and the right side in mounting base 4, so that Products integration
Degree is high, and when assembly can be in same packing station assembly suspension system swing arm, stabilizer bar, turning machine and dynamic assembly suspension
Equal components are not required to move again to another station packing power assembly, assembly efficiency can be improved in this way, save assembly cost.
As shown in fig. 1~fig. 5, in one embodiment, left front bushing mounting bracket is provided in the left front mounting base 1
11, the left front bushing mounting bracket 11 is located at the left side of the left front mounting base 1, is provided with the right side in mounting base 2 before the right side
Front lining mounting bracket 21, the right front lining mounting bracket 21 are located at the right side of mounting base 2 before the right side, the left back installation
It is provided with left back bushing mounting bracket 31 on seat 3, the left back bushing mounting bracket 31 is located at a left side for the left back mounting base 3
Side, it is described it is right after be provided with right back bush mounting bracket 41 in mounting base 4, the right back bush mounting bracket 41 is located at the right side
The right side of mounting base 4 afterwards.
The left front bushing mounting bracket 11, the right front lining mounting bracket 21, the left back bushing mounting bracket 31
It is annular structure with the right back bush mounting bracket 41.
In one embodiment, the fore sub frame further includes mounting rail after rear-suspending web beam 81 and dynamic assembly suspension
82, the 5th lateral slot 37, the third lateral slot 36 and the 5th lateral slot are offered in the left back mounting base 3
37 direction is consistent；It is described it is right after offer the 6th lateral slot 47 in mounting base 4, the 4th lateral slot 46 and described the
The direction of six lateral slots 47 is consistent；One end of the rear-suspending web beam 81 is plugged in the 5th lateral slot 37,
And the rear-suspending web beam 81 is welded and fixed with the 5th lateral slot 37, the rear-suspending web beam 81 it is another
End is plugged in the 6th lateral slot 47, and the rear-suspending web beam 81 and the 6th lateral slot 47 welding are solid
Fixed, the rear-suspending web beam 81 is parallel with the rear cross beam 8, and the rear-suspending web beam 81 plays the fore sub frame
To booster action, the intensity and resistance against torsion of fore sub frame are improved.
After the dynamic assembly suspension mounting rail 82 be connected to the rear cross beam 8 and the rear-suspending web beam 81 it
Between, specifically, for mounting rail 82 with the rear cross beam 8 by being welded and fixed, the power assembly is outstanding after the dynamic assembly suspension
Mounting rail 82 is postponed with the rear-suspending web beam 81 by being welded and fixed；It is arranged in the left front mounting base 1 dynamic total
At suspension left mounting bracket 12, dynamic assembly suspension right mounting bracket 22 is provided in the right mounting base.
The dynamic assembly suspension left mounting bracket 12 is located at the top of the left front mounting base 1, the power assembly
Suspension left mounting bracket 12 includes the first support plate 121 and second support plate 122 being parallel to each other, the first support plate
121 and 122 formula of second support plate on offer installation hole location, the dynamic assembly suspension right mounting bracket 22 is located at
The top of mounting base 2 before the right side, the dynamic assembly suspension right mounting bracket 22 include third supporting plate 221 and the 4th
Installation hole location is offered on frame plate 222, the third supporting plate 221 and the 4th supporting plate 222, the power assembly is outstanding
Postponing mounting rail 82, the dynamic assembly suspension left mounting bracket 12 and the dynamic assembly suspension right mounting bracket 22 is in
Angular distribution, the dynamic assembly suspension for automobile are installed, and can guarantee the stability of dynamic assembly suspension installation.
In one embodiment, hole location 13, mounting base before the right side are installed before left swing arm is provided in the left front mounting base 1
Hole location 23 is installed before being provided with right swing arm on 2, is provided with mounting bracket 34 after left swing arm, the right side in the left back mounting base 3
Mounting bracket 44 after right swing arm is provided in mounting base 4 afterwards.
The top that hole location 13 is set to the left front mounting base 1, mounting hole before the right swing arm are installed before the left swing arm
Position 23 is set to the top of mounting base 2 before the right side, and mounting bracket 34 is set to the left back mounting base 3 after the left swing arm
Left side wall, mounting bracket 34 includes the first mounting plate 341 and the second mounting plate 342 being parallel to each other after the left swing arm, described
Installation hole location is offered on first mounting plate 341 and second mounting plate 342, mounting bracket 44 is arranged after the right swing arm
In it is described it is right after mounting base 4 right side wall, mounting bracket 44 includes 441 He of third mounting plate being parallel to each other after the right swing arm
Installation hole location is offered on 4th mounting plate 442, the third mounting plate 441 and the 4th mounting plate 442.Above-mentioned setting
Space can be saved, the arrangement of other components is easy to.If the fore sub frame is applied on electric car, the space released is convenient for
For arranging more battery, electric car course continuation mileage can be improved.
In one embodiment, it is provided with diverter left mounting bracket 33 in the left back mounting base 3, is installed behind the right side
It is provided with diverter right mounting bracket 43 on seat 4, mounting bracket 83 on rear side of diverter is provided on the rear cross beam 8.
Installation on rear side of the diverter left mounting bracket 33, the diverter right mounting bracket 43 and the diverter
Bracket 83 is boss structure, and the diverter left mounting bracket 33 is located at the top of the left back mounting base 3, the diverter
Right mounting bracket 43 is located at the top of mounting base 4 behind the right side, and mounting bracket 83 is located at described rear horizontal on rear side of the diverter
The top of beam 8.
On rear side of the diverter left mounting bracket 33, the diverter right mounting bracket 43 and the diverter
Mounting bracket 83 forms gusseted to diverter, guarantees the firm installation of diverter.
In one embodiment, it is provided in the left back mounting base 3 on the left of stabilizer bar and hole location 32 is installed, behind the right side
It is provided in mounting base 4 on the right side of stabilizer bar and hole location 42 is installed.
As shown in fig. 6, the front beam 5 is the hollow pipe fitting that section is rectangle.
As shown in figure 8, the rear cross beam 8 is the hollow pipe fitting that section is rectangle, the inner cavity diagonal position of the rear cross beam 8
It is provided with the first reinforcing rib 84.
The left longitudinal beam connected 6, the right longitudinal beam connected 7 are the hollow pipe fitting of section rectangle.
As shown in fig. 7, the rear-suspending web beam 81 is the hollow pipe fitting of section rectangle, and the rear-suspending reinforces cross
The inner cavity of beam 81 is equipped with latticed second reinforcing rib 811.
As shown in figure 9, mounting rail 82 is hollow plate pipe fitting after the dynamic assembly suspension, it is as shown in Figure 10, described
The inner cavity of mounting rail 82 is provided with third reinforcing rib 821 after dynamic assembly suspension.
As shown in Figure 1, in one embodiment, the fore sub frame further includes preceding anti-collision energy absorption device 9, the preceding anticollision is inhaled
Energy device 9 includes anti-collision beam 92, left side energy absorbent block 91 and right side energy absorbent block 93, and the left side energy absorbent block 91 is connected to the left side
Between preceding mounting base 1 and the left end of the anti-collision beam 92, the right side energy absorbent block 93 is connected to mounting base 2 and institute before the right side
Between the right end for stating anti-collision beam 92, the left side energy absorbent block 91 is bolted with the left front mounting base 1, the right side
Energy absorbent block 93 is bolted with mounting base 2 before the right side.
Extraneous impact can be preferably absorbed by anti-collision energy absorption device 9 before being arranged, when such as colliding, helps to drop
Injury of the low collision impact to driver and pedestrian is multiplied.
Another embodiment of the present invention additionally provides a kind of automobile, including above-mentioned fore sub frame.
The fore sub frame is provided compared with multiple component interface, and integration degree is high, reduces amount of parts, is conducive to space
Arrangement utilizes and subsequent production management.The fore sub frame is in frame-type structure, integrally improves the strength and stiffness of automobile.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (11)
1. a kind of fore sub frame, which is characterized in that including being installed behind mounting base, left back mounting base, the right side before left front mounting base, the right side
Seat, front beam, rear cross beam, left longitudinal beam connected and right longitudinal beam connected；
The left end of the front beam is connect with the front end of the left longitudinal beam connected by the left front mounting base, the front beam
Right end is connect with the front end of the right longitudinal beam connected by mounting base before the right side, the left end of the rear cross beam and the left connection
The rear end of stringer is connected by the left back mounting base, and the rear end of the right end of the rear cross beam and the right longitudinal beam connected passes through institute
Mounting base connects after stating the right side.
2. fore sub frame according to claim 1, which is characterized in that offer first in the left front mounting base and laterally insert
Slot and first longitudinal direction slot, it is described it is right before offer the second lateral slot and second longitudinal direction slot, the left back peace in mounting base
Offer third lateral slot and third longitudinal socket on dress seat, it is described it is right after the 4th lateral slot and the are offered in mounting base
Four longitudinal sockets；
The left end of the front beam is plugged in first lateral slot, and it is horizontal that the right end of the front beam is plugged in described second
Into slot；
The left end of the rear cross beam is plugged in the third lateral slot, and it is horizontal that the right end of the rear cross beam is plugged in the described 4th
Into slot；
The front end of the left longitudinal beam connected is plugged in the first longitudinal direction slot, and the rear end of the left longitudinal beam connected is plugged in institute
It states in third longitudinal socket；
The front end of the right longitudinal beam connected is plugged in the second longitudinal direction slot, and the rear end of the right longitudinal beam connected is plugged in institute
It states in the 4th longitudinal socket.
3. fore sub frame according to claim 1, which is characterized in that the left longitudinal beam connected, the right longitudinal beam connected, institute
It states front beam and the rear cross beam is in the same plane, the left longitudinal beam connected and the right longitudinal beam connected are parallel to each other, institute
It states front beam and the rear cross beam is parallel to each other.
4. fore sub frame according to claim 1, which is characterized in that mounting base, institute before the left front mounting base, the right side
Mounting base is hollow aluminum casting after stating left back mounting base and the right side, and the front beam, the rear cross beam, the left connection are vertical
Beam and the right longitudinal beam connected are hollow aluminum extrusion.
5. fore sub frame according to claim 1, which is characterized in that be provided with left front bushing peace in the left front mounting base
Bracket is filled, right front lining mounting bracket is provided in mounting base before the right side, is provided with left back bushing in the left back mounting base
Mounting bracket, it is described it is right after be provided with right back bush mounting bracket in mounting base.
6. fore sub frame according to claim 2, which is characterized in that the fore sub frame further includes rear-suspending web beam
With mounting rail after dynamic assembly suspension, offer the 5th lateral slot in the left back mounting base, the third lateral slot and
The direction of 5th lateral slot is consistent；The 6th lateral slot is offered behind the right side in mounting base, the described 4th laterally inserts
Slot is consistent with the direction of the 6th lateral slot；The left end of the rear-suspending web beam is plugged in the 5th lateral slot
In, the right end of the rear-suspending web beam is plugged in the 6th lateral slot, mounting rail after the dynamic assembly suspension
It is connected between the rear cross beam and the rear-suspending web beam, a dynamic assembly suspension left side is provided in the left front mounting base
Side mounting bracket is provided with dynamic assembly suspension right mounting bracket in the right mounting base.
7. fore sub frame according to claim 1, which is characterized in that pacify before being provided with left swing arm in the left front mounting base
Hole location is filled, hole location is installed before being provided with right swing arm in mounting base before the right side, after being provided with left swing arm in the left back mounting base
Mounting bracket, it is described it is right after be provided with mounting bracket after right swing arm in mounting base.
8. fore sub frame according to claim 1, which is characterized in that be provided in the left back mounting base on the left of diverter
Mounting bracket, it is described it is right after be provided with diverter right mounting bracket in mounting base, after being provided with diverter on the rear cross beam
Side mounting bracket.
9. fore sub frame according to claim 1, which is characterized in that be provided with stabilizer bar in the left back mounting base
Hole location is installed in left side, is provided on the right side of stabilizer bar in mounting base behind the right side and is installed hole location.
10. fore sub frame according to claim 1, which is characterized in that anti-collision energy absorption fills before the fore sub frame further includes
It sets, the preceding anti-collision energy absorption device includes anti-collision beam, left side energy absorbent block and right side energy absorbent block, and the left side energy absorbent block is connected to
Between the left front mounting base and the left end of the anti-collision beam, the right side energy absorbent block is connected to mounting base and institute before the right side
It states between the right end of anti-collision beam.
11. a kind of automobile, which is characterized in that including the fore sub frame as described in claim 1~10 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811223023.3A CN109263722A (en) | 2018-10-19 | 2018-10-19 | Fore sub frame and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811223023.3A CN109263722A (en) | 2018-10-19 | 2018-10-19 | Fore sub frame and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109263722A true CN109263722A (en) | 2019-01-25 |
Family
ID=65193981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811223023.3A Pending CN109263722A (en) | 2018-10-19 | 2018-10-19 | Fore sub frame and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109263722A (en) |
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| CN110027629A (en) * | 2019-05-24 | 2019-07-19 | 苏州同捷汽车工程技术股份有限公司 | A kind of fore sub frame and attaching method thereof based on aluminum alloy materials |
| CN111216794A (en) * | 2020-03-08 | 2020-06-02 | 麦格纳卫蓝新能源汽车技术(镇江)有限公司 | Novel aluminium system full frame type front auxiliary frame |
| CN111216793A (en) * | 2020-03-08 | 2020-06-02 | 麦格纳卫蓝新能源汽车技术(镇江)有限公司 | Novel steel frame type front auxiliary frame |
| CN111907595A (en) * | 2020-07-16 | 2020-11-10 | 苏州同捷汽车工程技术股份有限公司 | Aluminum extrusion section bar support structure |
| CN112061234A (en) * | 2020-09-25 | 2020-12-11 | 湖北航天技术研究院特种车辆技术中心 | Cross-country vehicle and combined cross beam device thereof |
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| CN112298358A (en) * | 2019-07-26 | 2021-02-02 | 宁波吉利汽车研究开发有限公司 | Preceding sub vehicle frame front swing arm mount pad structure, preceding sub vehicle frame and vehicle |
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| CN112298360A (en) * | 2019-07-26 | 2021-02-02 | 宁波吉利汽车研究开发有限公司 | Front auxiliary frame front mounting seat structure, front auxiliary frame and vehicle |
| CN112298359A (en) * | 2019-07-26 | 2021-02-02 | 宁波吉利汽车研究开发有限公司 | Front auxiliary frame rear mounting seat structure, front auxiliary frame and vehicle |
| CN113492913A (en) * | 2020-04-02 | 2021-10-12 | 长城汽车股份有限公司 | Subframe and vehicle |
| WO2022156506A1 (en) * | 2021-01-21 | 2022-07-28 | 宁波信泰机械有限公司 | Extruded profile and casting combined type electric vehicle front auxiliary frame |
| WO2023285021A1 (en) * | 2021-07-12 | 2023-01-19 | Robert Bosch Gmbh | Modular vehicle frame for an electric vehicle |
| WO2023011393A1 (en) * | 2021-08-04 | 2023-02-09 | 武汉路特斯汽车有限公司 | Subframe assembly, and vehicle |
| EP4344984A1 (en) * | 2022-09-29 | 2024-04-03 | Dong Hee Industrial Co., Ltd. | Body for vehicle |
Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19922800A1 (en) * | 1998-05-20 | 1999-11-25 | Bayerische Motoren Werke Ag | Manufacture system for sub-frame for motor vehicle incorporates frame junction point made of cast light metal and includes fabricated lateral and longitudinal frame elements |
| JP2000177621A (en) * | 1998-12-16 | 2000-06-27 | Mitsubishi Motors Corp | Suspension mounting structure of automobile |
| US20050082782A1 (en) * | 2003-08-20 | 2005-04-21 | Peter Jolley | Assembly of motor vehicle body and a power train and chassis module |
| JP2005289131A (en) * | 2004-03-31 | 2005-10-20 | Honda Motor Co Ltd | Vehicle body frame structure |
| KR20080016091A (en) * | 2006-08-17 | 2008-02-21 | 현대자동차주식회사 | Sub-frame structure in automobile |
| DE102011012118A1 (en) * | 2011-02-23 | 2012-08-23 | Daimler Ag | Auxiliary frame i.e. integral supporter, for body of motor vehicle i.e. passenger car, has longitudinal support elements connected with transverse support elements that are welded with metal casting parts |
| CN203819342U (en) * | 2014-03-05 | 2014-09-10 | 广州汽车集团股份有限公司 | Rear auxiliary vehicle frame |
| CN204210564U (en) * | 2014-09-18 | 2015-03-18 | 广州汽车集团股份有限公司 | Electronlmobil fore sub frame and electronlmobil suspension system |
| CN104903180A (en) * | 2013-01-10 | 2015-09-09 | 奥迪股份公司 | Auxiliary frame for motor vehicle |
| CN105829192A (en) * | 2013-12-27 | 2016-08-03 | 本田技研工业株式会社 | Sub-frame structure |
| CN206374813U (en) * | 2016-12-26 | 2017-08-04 | 比亚迪股份有限公司 | Fore sub frame and automobile |
| CN107199871A (en) * | 2016-03-16 | 2017-09-26 | 本田技研工业株式会社 | Engine mount configurations |
| CN108238105A (en) * | 2016-12-26 | 2018-07-03 | 上海同捷科技股份有限公司 | A kind of aluminum alloy auxiliary body frame structure for automotive |
| CN209208858U (en) * | 2018-10-19 | 2019-08-06 | 广州汽车集团股份有限公司 | Fore sub frame and automobile |
-
2018
- 2018-10-19 CN CN201811223023.3A patent/CN109263722A/en active Pending
Patent Citations (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19922800A1 (en) * | 1998-05-20 | 1999-11-25 | Bayerische Motoren Werke Ag | Manufacture system for sub-frame for motor vehicle incorporates frame junction point made of cast light metal and includes fabricated lateral and longitudinal frame elements |
| JP2000177621A (en) * | 1998-12-16 | 2000-06-27 | Mitsubishi Motors Corp | Suspension mounting structure of automobile |
| US20050082782A1 (en) * | 2003-08-20 | 2005-04-21 | Peter Jolley | Assembly of motor vehicle body and a power train and chassis module |
| JP2005289131A (en) * | 2004-03-31 | 2005-10-20 | Honda Motor Co Ltd | Vehicle body frame structure |
| KR20080016091A (en) * | 2006-08-17 | 2008-02-21 | 현대자동차주식회사 | Sub-frame structure in automobile |
| DE102011012118A1 (en) * | 2011-02-23 | 2012-08-23 | Daimler Ag | Auxiliary frame i.e. integral supporter, for body of motor vehicle i.e. passenger car, has longitudinal support elements connected with transverse support elements that are welded with metal casting parts |
| CN104903180A (en) * | 2013-01-10 | 2015-09-09 | 奥迪股份公司 | Auxiliary frame for motor vehicle |
| CN105829192A (en) * | 2013-12-27 | 2016-08-03 | 本田技研工业株式会社 | Sub-frame structure |
| CN203819342U (en) * | 2014-03-05 | 2014-09-10 | 广州汽车集团股份有限公司 | Rear auxiliary vehicle frame |
| CN204210564U (en) * | 2014-09-18 | 2015-03-18 | 广州汽车集团股份有限公司 | Electronlmobil fore sub frame and electronlmobil suspension system |
| CN107199871A (en) * | 2016-03-16 | 2017-09-26 | 本田技研工业株式会社 | Engine mount configurations |
| CN206374813U (en) * | 2016-12-26 | 2017-08-04 | 比亚迪股份有限公司 | Fore sub frame and automobile |
| CN108238105A (en) * | 2016-12-26 | 2018-07-03 | 上海同捷科技股份有限公司 | A kind of aluminum alloy auxiliary body frame structure for automotive |
| CN209208858U (en) * | 2018-10-19 | 2019-08-06 | 广州汽车集团股份有限公司 | Fore sub frame and automobile |
Non-Patent Citations (1)
| Title |
|---|
| 潘春雷;: "汽车前副车架设计", 机械工程师, no. 12, 10 December 2014 (2014-12-10) * |
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110027629A (en) * | 2019-05-24 | 2019-07-19 | 苏州同捷汽车工程技术股份有限公司 | A kind of fore sub frame and attaching method thereof based on aluminum alloy materials |
| CN112172423A (en) * | 2019-07-04 | 2021-01-05 | 陕西汽车实业有限公司 | Vehicle traction device |
| CN112298358A (en) * | 2019-07-26 | 2021-02-02 | 宁波吉利汽车研究开发有限公司 | Preceding sub vehicle frame front swing arm mount pad structure, preceding sub vehicle frame and vehicle |
| CN112298361A (en) * | 2019-07-26 | 2021-02-02 | 宁波吉利汽车研究开发有限公司 | Preceding sub vehicle frame structure and vehicle |
| CN112298360A (en) * | 2019-07-26 | 2021-02-02 | 宁波吉利汽车研究开发有限公司 | Front auxiliary frame front mounting seat structure, front auxiliary frame and vehicle |
| CN112298359A (en) * | 2019-07-26 | 2021-02-02 | 宁波吉利汽车研究开发有限公司 | Front auxiliary frame rear mounting seat structure, front auxiliary frame and vehicle |
| CN111216794A (en) * | 2020-03-08 | 2020-06-02 | 麦格纳卫蓝新能源汽车技术(镇江)有限公司 | Novel aluminium system full frame type front auxiliary frame |
| CN111216793A (en) * | 2020-03-08 | 2020-06-02 | 麦格纳卫蓝新能源汽车技术(镇江)有限公司 | Novel steel frame type front auxiliary frame |
| CN113492913B (en) * | 2020-04-02 | 2022-08-19 | 长城汽车股份有限公司 | Subframe and vehicle |
| CN113492913A (en) * | 2020-04-02 | 2021-10-12 | 长城汽车股份有限公司 | Subframe and vehicle |
| CN111907595A (en) * | 2020-07-16 | 2020-11-10 | 苏州同捷汽车工程技术股份有限公司 | Aluminum extrusion section bar support structure |
| CN112061234A (en) * | 2020-09-25 | 2020-12-11 | 湖北航天技术研究院特种车辆技术中心 | Cross-country vehicle and combined cross beam device thereof |
| CN112061234B (en) * | 2020-09-25 | 2022-05-03 | 湖北航天技术研究院特种车辆技术中心 | Cross-country vehicle and combined cross beam device thereof |
| WO2022156506A1 (en) * | 2021-01-21 | 2022-07-28 | 宁波信泰机械有限公司 | Extruded profile and casting combined type electric vehicle front auxiliary frame |
| WO2023285021A1 (en) * | 2021-07-12 | 2023-01-19 | Robert Bosch Gmbh | Modular vehicle frame for an electric vehicle |
| WO2023011393A1 (en) * | 2021-08-04 | 2023-02-09 | 武汉路特斯汽车有限公司 | Subframe assembly, and vehicle |
| EP4344984A1 (en) * | 2022-09-29 | 2024-04-03 | Dong Hee Industrial Co., Ltd. | Body for vehicle |
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