CN108394332A - Dumper frame assembly structure - Google Patents
Dumper frame assembly structure Download PDFInfo
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- CN108394332A CN108394332A CN201810401779.6A CN201810401779A CN108394332A CN 108394332 A CN108394332 A CN 108394332A CN 201810401779 A CN201810401779 A CN 201810401779A CN 108394332 A CN108394332 A CN 108394332A
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- frame assembly
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- 238000005452 bending Methods 0.000 claims abstract description 29
- 230000005540 biological transmission Effects 0.000 claims description 8
- 238000009434 installation Methods 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 6
- 239000000725 suspension Substances 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 230000007704 transition Effects 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 2
- 238000005336 cracking Methods 0.000 abstract description 6
- 230000008030 elimination Effects 0.000 abstract description 2
- 238000003379 elimination reaction Methods 0.000 abstract description 2
- 230000006870 function Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60P—VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS
- B60P1/00—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading
- B60P1/04—Vehicles predominantly for transporting loads and modified to facilitate loading, consolidating the load, or unloading with a tipping movement of load-transporting element
- B60P1/28—Tipping body constructions
-
- 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
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The present invention discloses a kind of dumper frame assembly, carriage frame always integral flexing resistance and resistance to torsion can be improved in it, and first crossbeam assembly, tubular cross bearer assembly, arch beam assembly, fluctuating plate crossbeam assembly, balance shaft beam assembly, tail portion crossbeam assembly, engine front bracket, rear bracket of engine, damper fixing bracket, spring carrying block are connected and fixed by dumper frame assembly.The first crossbeam assembly principal security front section bicycle frame longeron flexing resistance of secondary bending structure, elimination longitudinal beam leading portion occur being broken and cracking and improve the resistance to torsion of frame assembly, the tubular cross bearer assembly of V-arrangement and split type arch beam assembly ensure the intensity of engine and gearbox in structure, improve the resistance to torsion of frame assembly, balance shaft beam assembly ensures the bearing capacity and frame assembly flexing resistance resistance to torsion of vehicle, and subframe connecting plate assembly ensures the stability of the connection reliability of frame assembly and upper dress, safety and vehicle.
Description
Technical field
The invention belongs to dumper fields, and in particular to a kind of dumper frame assembly structure.
Background technology
Currently, commercial vehicle frame assembly structure be with rivet by fluctuating plate crossbeam assembly, back-to-back tail portion crossbeam assembly,
First tubular cross bearer assembly, engine front bracket, rear bracket of engine, balance shaft beam assembly, spring carrying block and longitudinal beam join
Fixation is connect, but since actual condition and vehicle frame stress are complicated, causes crossbeam assembly and hanger that cracking and fracture continuously emerges
The problem of, while there is the problem of attachment bolt is loosened or is broken, flywheel shell of engine is cracking, vehicle shake is serious, vehicle
Frame assembly structure design is unreasonable, part beam structure is more than needed, from great, price is high, manufacture difficulty is high, longitudinal beam leading portion goes out
The problem of being now broken and crack, seriously affects the performance of vehicle, while bringing great security risk.
Invention content
The present invention provides a kind of dumper frame assembly, and what being broken and cracking easily occurred in solution longitudinal beam leading portion asks
Topic.
To realize that this purpose adopts the following technical scheme that：
A kind of dumper frame assembly, which is characterized in that frame assembly includes the first longeron 1, the second longeron 4, first crossbeam
Assembly 2, tubular cross bearer assembly 3, arch beam assembly 8, balance shaft beam assembly 16；
The axis of first longeron and the axis of second longeron are arranged in parallel, the first end of first longeron
It is fixedly connected by the first crossbeam assembly between the first end of second longeron；
The head crossbeams assembly is secondary bending structure comprising first level body, side surface body, the second level body, first
The top of level body and the first end of the first longeron, the second longeron is respectively fixedly connected with, the second level body and the first longeron, second
The lower part of the first end of longeron is respectively fixedly connected with, the length direction of the first level body, the length direction of the second level body
It is vertical with the axis direction of the first longeron respectively；
The tubular cross bearer assembly is v-shaped structure, with the first end of the first longeron for before the dumper frame assembly
End, the side wall of two open ends of the tubular cross bearer assembly symmetrically with the first longeron, the second longeron are fixed, the tubular cross
Projection, the installation position of the tubular cross bearer assembly vertical with the axis direction of the first longeron of the axis of beam assembly in the horizontal plane
Setting in the first load-bearing position periphery on vehicle frame, first weight-bearing position is set to engine and/or gearbox on vehicle frame
Load-bearing position；
The arch beam assembly is arranged as domes, uses separate structure, including level board, arch sheet, described
It is connected by riser between level board and the arch sheet, the riser is perpendicular to the axis direction of the first longeron, the level
Plate is equipped with flange at lateral both ends, and the arch sheet is equipped with flange at lateral both ends, and level board both ends pass through flange respectively
Be fixed on the first longeron, on the second longeron, arch sheet both ends respectively by flange be fixed on the first longeron, the second longeron it
On, the arch beam assembly installation site is located at the first load-bearing position on vehicle frame nearby or near the second load-bearing position；
The balance shaft beam assembly uses separate structure, the first noumenon and the second ontology to be located at frame assembly
The both sides of central axis and mutually symmetrical, the first noumenon and the first longeron in the vertical direction be bonded regular length and third
Load-bearing position is corresponding, and the third weight-bearing position is set to subframe load-bearing institute overlay area, the first noumenon and the second ontology close
The position of the central axis of frame assembly is connected and fixed by connector, the first noumenon from the fixed position of the first longeron to institute
The fixed position of connector is stated as gradually small structure, is longitudinal direction, i.e. first with the parallel direction of the central axis with frame assembly
It is gradually small in the central axial direction of length dimension towards the frame assembly of longitudinal cross-section for body.
Further, further include fluctuating plate crossbeam assembly 10, the fluctuating plate crossbeam assembly is laterally fixedly connected with described
One longeron and second longeron, the fluctuating plate crossbeam assembly are fixed near the 4th load-bearing position, the 4th weight-bearing position
Setting in the forward direction of the balance shaft beam assembly.
Further, including tail portion crossbeam assembly 17, the tail portion crossbeam assembly both ends respectively by secondary bending plate with
First longeron, the second longeron are fixedly connected, and the transverse direction of the tail portion crossbeam assembly uses another secondary bending plate in the horizontal
It is supported and is fixedly connected.
Further, further include engine front bracket 5, rear bracket of engine 6, after the engine front bracket, engine
Bracket is separately fixed at the first longeron, on the second longeron in front and rear direction, the engine front bracket, rear bracket of engine position
Between the tubular cross bearer assembly and the arch beam assembly.
Further, including the first subframe connecting plate assembly 11, the second subframe connecting plate assembly 12, described first is secondary
Frame connecting plate assembly is a pair, and part of it is separately connected the first longeron, the second longeron, and another part is used for and vehicle
Dress is fixed；The first subframe connecting plate assembly is a pair, and part of it is separately connected the first longeron, the second longeron, in addition
A part with dress on vehicle for fixing；The first subframe connecting plate assembly, the second subframe connecting plate assembly of the homonymy
Along the forward and backward setting of the axis direction of the first longeron.
Further, the first subframe connecting plate assembly, the second subframe connecting plate assembly are in the axis side of the first longeron
To the distance between it is corresponding to the zone length of third load-bearing position.
Further, it using the first extreme direction of the first longeron as front end, is fixed with leaf spring successively in the axial direction and fixes branch
Seat 7, lifting lug end hold-down support 9, the leaf spring hold-down support, lifting lug end hold-down support are used for frame assembly and front suspension system
System is fixedly connected.
Further, the horizontal direction of the arch beam assembly is fixed with drop hanger assembly 13, the transmission shaft
Hanger assembly is for connecting transmission system.
Further, the damper fixing bracket 18 is fixed near the tubular cross bearer assembly.
Further, including one of following scheme or optional combination：
Scheme 1：Each crossbeam assembly and being fixedly connected using hexagonal flange bearing surface band between the first longeron, the second longeron
Tooth bolt 14 and/or all-metal hexagonal flange locking nut 15；
Scheme 2：The bending direction of secondary bending employed in the secondary bending structure or secondary bending plate is opposite；
Scheme 3：The first level body of the head crossbeam assemblies is equipped with arc-shaped transition structure in both ends coupling part；
Scheme 4：It is fixed using flange or connecting plate between the tubular cross bearer assembly and the first longeron, the second longeron
Connection.
Advantageous effect is illustrated in conjunction with a preferred embodiment of the present invention：
Dumper frame assembly, wherein by vehicle frame the first longeron 1, the second longeron 4, first crossbeam assembly 2, tubular cross bearer assembly
3, arch beam assembly 8, fluctuating plate crossbeam assembly 10, hexagonal flange bearing surface band tooth bolt 14, all-metal hexagonal flange lock
Tight nut 15, balance shaft beam assembly 16, engine front bracket 5, rear bracket of engine 6, damper fixing bracket 18, tail portion are horizontal
Beam assembly 17, drop hanger assembly 13, leaf spring hold-down support 7, lifting lug end hold-down support 9, the first subframe connecting plate assembly
11, the compositions such as second subframe connecting plate assembly 12.
First crossbeam assembly principal security front section bicycle frame longeron flexing resistance, elimination longitudinal beam leading portion occur being broken and crack
And the resistance to torsion of frame assembly is improved, tubular cross bearer assembly and arch beam assembly main function are to play to ensure hair in structure
The intensity of motivation and gearbox, improves the resistance to torsion of frame assembly, and each crossbeam assembly main function is the strong of reinforcement longeron assembly
Degree and the resistance to torsion for increasing frame assembly, balance shaft beam assembly main function are the bearing capacity and vehicle frame for ensureing vehicle
Assembly flexing resistance resistance to torsion, the connection reliability of subframe connecting plate assembly principal security frame assembly and upper dress, safety with
And the stability of vehicle, self-locking screw main function are connection crossbeam assembly and longitudinal beam, ensure vehicle frame performance while side
Phase maintainability and check problem after an action of the bowels, leaf spring hold-down support and lifting lug end hold-down support mainly ensure frame assembly and front suspension
System level gray correlation obtains connection reliability, safety, the reliable transmission and bending resistance of drop hanger assembly principal security transmission system
Property and resistance to torsion.
The advantageous effect of structure of the invention has but not exclusively includes：Improve carriage frame always integral flexing resistance and anti-
The property turned round, reduces the weight and cost of frame assembly, eliminates longitudinal beam and the phenomenon that transmission shaft crossbeam is cracking and fracture,
Flywheel shell of engine cracking is eliminated, opening for frame cross assembly versatility, reduction frame assembly and frame cross assembly is improved
The period is sent out, production cost is reduced, the present invention can be provided selects different engines and correlation type vehicle according to vehicle working condition
Frame assembly General layout Plan.
Description of the drawings
Fig. 1 is a kind of front view of the general assembly drawing of one embodiment of dumper frame assembly of the present invention；
Fig. 2 is a kind of vertical view of the general assembly drawing of one embodiment of dumper frame assembly of the present invention；
Fig. 3 is a kind of first crossbeam assembly front view of one embodiment of dumper frame assembly of the present invention；
Fig. 4 is a kind of first crossbeam assembly vertical view of one embodiment of dumper frame assembly of the present invention；
Fig. 5 is a kind of first crossbeam assembly left view of one embodiment of dumper frame assembly of the present invention；
Fig. 6 is a kind of tubular cross bearer assembly front view of one embodiment of dumper frame assembly of the present invention；
Fig. 7 is a kind of tubular cross bearer assembly vertical view of one embodiment of dumper frame assembly of the present invention；
Fig. 8 is a kind of tubular cross bearer assembly left view of one embodiment of dumper frame assembly of the present invention；
Fig. 9 is a kind of arch beam assembly front view of one embodiment of dumper frame assembly of the present invention；
Figure 10 is a kind of arch beam assembly vertical view of one embodiment of dumper frame assembly of the present invention；
Figure 11 is a kind of arch beam assembly left view of one embodiment of dumper frame assembly of the present invention；
Figure 12 is a kind of fluctuating plate crossbeam assembly front view of one embodiment of dumper frame assembly of the present invention；
Figure 13 is a kind of fluctuating plate crossbeam assembly vertical view of one embodiment of dumper frame assembly of the present invention；
Figure 14 is a kind of fluctuating plate crossbeam assembly left view of one embodiment of dumper frame assembly of the present invention；
Figure 15 is a kind of balance shaft beam assembly front view of one embodiment of dumper frame assembly of the present invention；
Figure 16 is a kind of balance shaft beam assembly vertical view of one embodiment of dumper frame assembly of the present invention；
Figure 17 is a kind of tail portion crossbeam assembly front view of one embodiment of dumper frame assembly of the present invention；
Figure 18 is a kind of tail portion crossbeam assembly vertical view of one embodiment of dumper frame assembly of the present invention.
Specific implementation mode
The present invention is described in further detail in the following with reference to the drawings and specific embodiments.
Embodiment 1：
A kind of dumper frame assembly include the first longeron 1, the second longeron 4, first crossbeam assembly 2, tubular cross bearer assembly 3,
Arch beam assembly 8, balance shaft beam assembly 16；
The axis of first longeron and the axis of second longeron are arranged in parallel, the first end of first longeron
It is fixedly connected by the first crossbeam assembly between the first end of second longeron；
The head crossbeams assembly is secondary bending structure comprising first level body, side surface body, the second level body, first
The top of level body and the first end of the first longeron, the second longeron is respectively fixedly connected with, the second level body and the first longeron, second
The lower part of the first end of longeron is respectively fixedly connected with, the length direction of the first level body, the length direction of the second level body
It is vertical with the axis direction of the first longeron respectively；
The tubular cross bearer assembly is v-shaped structure, with the first end of the first longeron for before the dumper frame assembly
End, the side wall of two open ends of the tubular cross bearer assembly symmetrically with the first longeron, the second longeron are fixed, the tubular cross
Projection, the installation position of the tubular cross bearer assembly vertical with the axis direction of the first longeron of the axis of beam assembly in the horizontal plane
Setting in the first load-bearing position periphery on vehicle frame, first weight-bearing position is set to engine and/or gearbox on vehicle frame
Load-bearing position；
The arch beam assembly is arranged as domes, uses separate structure, including level board, arch sheet, described
It is connected by riser between level board and the arch sheet, the riser is perpendicular to the axis direction of the first longeron, the level
Plate is equipped with flange at lateral both ends, and the arch sheet is equipped with flange at lateral both ends, and level board both ends pass through flange respectively
Be fixed on the first longeron, on the second longeron, arch sheet both ends respectively by flange be fixed on the first longeron, the second longeron it
On, the arch beam assembly installation site is located at the first load-bearing position on vehicle frame nearby or near the second load-bearing position；
The balance shaft beam assembly uses separate structure, the first noumenon and the second ontology to be located at frame assembly
The both sides of central axis and mutually symmetrical, the first noumenon and the first longeron in the vertical direction be bonded regular length and third
Load-bearing position is corresponding, and the third weight-bearing position is set to subframe load-bearing institute overlay area, the first noumenon and the second ontology close
The position of the central axis of frame assembly is connected and fixed by connector, the first noumenon from the fixed position of the first longeron to institute
The fixed position of connector is stated as gradually small structure, is longitudinal direction, i.e. first with the parallel direction of the central axis with frame assembly
It is gradually small in the central axial direction of length dimension towards the frame assembly of longitudinal cross-section for body.
Embodiment 2：
The scheme of opposite embodiment 1 is increased be further include fluctuating plate crossbeam assembly 10, the fluctuating plate crossbeam assembly is horizontal
To first longeron and second longeron is fixedly connected with, it is attached that the fluctuating plate crossbeam assembly is fixed on the 4th load-bearing position
Closely, forward direction of the 4th weight-bearing position setting in the balance shaft beam assembly.
Embodiment 3：
Embodiment 1,2 is increased relatively is, including tail portion crossbeam assembly 17, the tail portion crossbeam assembly both ends pass through respectively
Secondary bending plate is fixedly connected with the first longeron, the second longeron, and the transverse direction of the tail portion crossbeam assembly uses another secondary folding
Bent plate is supported is fixedly connected in the horizontal.
Embodiment 4：
Opposite embodiment 1,2,3 is increased be further include engine front bracket 5, rear bracket of engine 6, the engine
Front rack, rear bracket of engine are separately fixed at the first longeron, on the second longeron in front and rear direction, the engine front bracket,
Rear bracket of engine is between the tubular cross bearer assembly and the arch beam assembly.
Embodiment 5：
Embodiment 1,2,3 is increased relatively is, including the first subframe connecting plate assembly 11, the second subframe connecting plate are total
At 12, the first subframe connecting plate assembly is a pair, and part of it is separately connected the first longeron, the second longeron, in addition one
Part with dress on vehicle for fixing；The first subframe connecting plate assembly is a pair, and it is vertical that part of it is separately connected first
Beam, the second longeron, another part are used for and fill fixation on vehicle；First subframe connecting plate assembly of the homonymy, second
Axis direction forward and backward setting of the subframe connecting plate assembly along the first longeron.
Embodiment 6：
Opposite embodiment 1,2,3 is increased is, the first subframe connecting plate assembly, the second subframe connecting plate assembly are the
The axis direction of one longeron the distance between it is corresponding to the zone length of third load-bearing position.
Embodiment 7：
Embodiment 1,2,3 is increased relatively is, solid successively in the axial direction using the first extreme direction of the first longeron as front end
There are leaf spring hold-down support 7, lifting lug end hold-down support 9, the leaf spring hold-down support, lifting lug end hold-down support to be used for vehicle frame surely
Assembly is fixedly connected with front suspension system.
Embodiment 8：
Opposite embodiment 1,2,3 is increased is, it is total that the horizontal direction of the arch beam assembly is fixed with drop hanger
At 13, the drop hanger assembly is for connecting transmission system.
Embodiment 9：
It is that it is attached that the damper fixing bracket 18 is fixed on the tubular cross bearer assembly that embodiment 1,2,3 is increased relatively
Closely.
Embodiment 8：
Embodiment 1,2,3 is increased relatively is, including one of following scheme or optional combination：
Scheme 1：Each crossbeam assembly and being fixedly connected using hexagonal flange bearing surface band between the first longeron, the second longeron
Tooth bolt 14 and/or all-metal hexagonal flange locking nut 15；
Scheme 2：The bending direction of secondary bending employed in the secondary bending structure or secondary bending plate is opposite；
Scheme 3：The first level body of the head crossbeam assemblies is equipped with arc-shaped transition structure in both ends coupling part；
Scheme 4：It is fixed using flange or connecting plate between the tubular cross bearer assembly and the first longeron, the second longeron
Connection.
Embodiment 9：
Opposite embodiment 1,2,3 is increased is, with self-locking screw by first crossbeam assembly, tubular cross bearer assembly, arch beam
Assembly, balance shaft beam assembly, tail portion crossbeam assembly, engine front bracket, rear bracket of engine, subtracts fluctuating plate crossbeam assembly
Shake device fixing bracket, spring carrying block are connected and fixed.
Embodiment 10：
A kind of dumper frame assembly, including in the first longeron 1 of vehicle frame left and right settings, the second longeron 4, first crossbeam
Assembly 2, tubular cross bearer assembly 3, arch beam assembly 8, fluctuating plate crossbeam assembly 10, hexagonal flange bearing surface band tooth bolt 14,
All-metal hexagonal flange locking nut 15, balance shaft beam assembly 16, engine front bracket 5, rear bracket of engine 6, damping
Device fixing bracket 18, tail portion crossbeam assembly 17, drop hanger assembly 13, leaf spring hold-down support 7, lifting lug end hold-down support 9,
One subframe connecting plate assembly 11, the second subframe connecting plate assembly 12.
The axis of first longeron and the axis of second longeron are arranged in parallel, the first end of first longeron
It is fixedly connected by the first crossbeam assembly between the first end of second longeron；
The head crossbeams assembly is secondary bending structure comprising first level body, side surface body, the second level body, first
The top of level body and the first end of the first longeron, the second longeron is respectively fixedly connected with, the second level body and the first longeron, second
The lower part of the first end of longeron is respectively fixedly connected with, the length direction of the first level body, the length direction of the second level body
It is vertical with the axis direction of the first longeron respectively；
The tubular cross bearer assembly is v-shaped structure, with the first end of the first longeron for before the dumper frame assembly
End, the side wall of two open ends of the tubular cross bearer assembly symmetrically with the first longeron, the second longeron are fixed, the tubular cross
Projection, the installation position of the tubular cross bearer assembly vertical with the axis direction of the first longeron of the axis of beam assembly in the horizontal plane
Setting in the first load-bearing position periphery on vehicle frame, first weight-bearing position is set to engine and/or gearbox on vehicle frame
Load-bearing position；
The arch beam assembly is arranged as domes, uses separate structure, including level board, arch sheet, described
It is connected by riser between level board and the arch sheet, the riser is perpendicular to the axis direction of the first longeron, the level
Plate is equipped with flange at lateral both ends, and the arch sheet is equipped with flange at lateral both ends, and level board both ends pass through flange respectively
Be fixed on the first longeron, on the second longeron, arch sheet both ends respectively by flange be fixed on the first longeron, the second longeron it
On, the arch beam assembly installation site is located at the first load-bearing position on vehicle frame nearby or near the second load-bearing position；
The balance shaft beam assembly uses separate structure, the first noumenon and the second ontology to be located at frame assembly
The both sides of central axis and mutually symmetrical, the first noumenon and the first longeron in the vertical direction be bonded regular length and third
Load-bearing position is corresponding, and the third weight-bearing position is set to subframe load-bearing institute overlay area, the first noumenon and the second ontology close
The position of the central axis of frame assembly is connected and fixed by connector, the first noumenon from the fixed position of the first longeron to institute
The fixed position of connector is stated as gradually small structure, is longitudinal direction, i.e. first with the parallel direction of the central axis with frame assembly
It is gradually small in the central axial direction of length dimension towards the frame assembly of longitudinal cross-section for body.
The fluctuating plate crossbeam assembly is laterally fixedly connected with first longeron and second longeron, and the fluctuating plate is horizontal
Beam assembly is fixed near the 4th load-bearing position, forward side of the 4th weight-bearing position setting in the balance shaft beam assembly
To.
The tail portion crossbeam assembly both ends are fixedly connected by secondary bending plate with the first longeron, the second longeron respectively, institute
The transverse direction for stating tail portion crossbeam assembly is supported using another secondary bending plate and is fixedly connected in the horizontal.
The engine front bracket, rear bracket of engine are separately fixed at the first longeron, the second longeron in front and rear direction
On, the engine front bracket, rear bracket of engine are between the tubular cross bearer assembly and the arch beam assembly.
The first subframe connecting plate assembly is a pair, and part of it is separately connected the first longeron, the second longeron, in addition
A part with dress on vehicle for fixing；The first subframe connecting plate assembly is a pair, and part of it is separately connected first
Longeron, the second longeron, another part are used for and fill fixation on vehicle；First subframe connecting plate assembly of the homonymy,
Axis direction forward and backward setting of second mate's frame connecting plate assembly along the first longeron.
First subframe connecting plate assembly, the second subframe connecting plate assembly are between the axis direction of the first longeron
Distance is corresponding to the zone length of third load-bearing position.
Using the first extreme direction of the first longeron as front end, it is fixed with leaf spring hold-down support 7, lifting lug end successively in the axial direction
Hold-down support 9, the leaf spring hold-down support, lifting lug end hold-down support are fixed for frame assembly and front suspension system to be connected
It connects.
The horizontal direction of the arch beam assembly is fixed with drop hanger assembly 13, and the drop hanger assembly is used
In connection transmission system.
The damper fixing bracket 18 is fixed near the tubular cross bearer assembly.
Each crossbeam assembly and being fixedly connected using hexagonal flange bearing surface band tooth bolt between the first longeron, the second longeron
14 and/or all-metal hexagonal flange locking nut 15；
The bending direction of secondary bending employed in the secondary bending structure or secondary bending plate is opposite；
The first level body of the head crossbeam assemblies is equipped with arc-shaped transition structure in both ends coupling part；
It is fixedly connected using flange or connecting plate between the tubular cross bearer assembly and the first longeron, the second longeron.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention, it is all
All any modification, equivalent and improvement etc., should be included in the protection domain of invention made by the spirit and principle of inventing type
Within.
Claims (10)
1. a kind of dumper frame assembly, which is characterized in that frame assembly includes the first longeron (1), the second longeron (4), first cross
Beam assembly (2), tubular cross bearer assembly (3), arch beam assembly (8), balance shaft beam assembly (16)；
The axis of first longeron and the axis of second longeron are arranged in parallel, the first end of first longeron and institute
It states and is fixedly connected by the first crossbeam assembly between the first end of the second longeron；
The head crossbeams assembly is secondary bending structure comprising first level body, side surface body, the second level body, first level
Body and the top of the first end of the first longeron, the second longeron are respectively fixedly connected with, the second level body and the first longeron, the second longeron
The lower part of first end be respectively fixedly connected with, the length direction of the first level body, the length direction difference of the second level body
It is vertical with the axis direction of the first longeron；
The tubular cross bearer assembly is v-shaped structure, with the front end that the first end of the first longeron is the dumper frame assembly, institute
It states side wall of two open ends of tubular cross bearer assembly symmetrically with the first longeron, the second longeron to fix, the tubular cross bearer is total
At axis projection, the installation position set of the tubular cross bearer assembly vertical with the axis direction of the first longeron in the horizontal plane
In the first load-bearing position periphery on vehicle frame, first weight-bearing position is set to the load-bearing of engine and/or gearbox on vehicle frame
Position；
The arch beam assembly is arranged as domes, uses separate structure, including level board, arch sheet, the level
It is connected by riser between plate and the arch sheet, perpendicular to the axis direction of the first longeron, the level board exists the riser
Lateral both ends are equipped with flange, and the arch sheet is equipped with flange at lateral both ends, and level board both ends are fixed by flange respectively
On the first longeron, the second longeron, the first longeron is fixed on, on the second longeron in arch sheet both ends by flange respectively, institute
It states near the first load-bearing position that arch beam assembly installation site is located on vehicle frame or near the second load-bearing position；
The balance shaft beam assembly uses separate structure, the first noumenon and the second ontology to be located in frame assembly
Both sides of mandrel line and mutually symmetrical, the first noumenon and the first longeron in the vertical direction be bonded regular length and third load-bearing
Position is corresponding, and the third weight-bearing position is set to subframe load-bearing institute overlay area, the first noumenon and the second ontology close to vehicle frame
The position of the central axis of assembly is connected and fixed by connector, the first noumenon from the fixed position of the first longeron to the company
The fixed position of fitting is gradually small structure, be with the parallel direction of the central axis with frame assembly it is longitudinal, i.e., the first noumenon its
It is gradually small in the central axial direction of length dimension towards the frame assembly of longitudinal cross-section.
2. a kind of dumper frame assembly according to claim 1, which is characterized in that further include fluctuating plate crossbeam assembly
(10), the fluctuating plate crossbeam assembly is laterally fixedly connected with first longeron and second longeron, the fluctuating plate crossbeam
Assembly is fixed near the 4th load-bearing position, forward side of the 4th weight-bearing position setting in the balance shaft beam assembly
To.
3. a kind of dumper frame assembly according to claim 1 or 2, which is characterized in that including tail portion crossbeam assembly
(17), the tail portion crossbeam assembly both ends are fixedly connected by secondary bending plate with the first longeron, the second longeron respectively, the tail
The transverse direction of portion's crossbeam assembly is supported using another secondary bending plate and is fixedly connected in the horizontal.
4. a kind of dumper frame assembly according to any one of claims 1 to 3, which is characterized in that further include engine
Front rack (5), rear bracket of engine (6), the engine front bracket, rear bracket of engine are separately fixed in front and rear direction
On first longeron, the second longeron, the engine front bracket, rear bracket of engine are located at the tubular cross bearer assembly and the arch
Between shape crossbeam assembly.
5. a kind of dumper frame assembly according to any one of claims 1 to 3, which is characterized in that including the first secondary vehicle
Frame connecting plate assembly (11), the second subframe connecting plate assembly (12), the first subframe connecting plate assembly are a pair, one
Part is separately connected the first longeron, the second longeron, and another part is used for and fills fixation on vehicle；The first subframe connection
Plate assembly is a pair, and part of it is separately connected the first longeron, the second longeron, and another part is used for and fills fixation on vehicle；
The first subframe connecting plate assembly, the second subframe connecting plate assembly of the homonymy are forward and backward along the axis direction of the first longeron
Setting.
6. a kind of dumper frame assembly according to any one of claims 1 to 3, which is characterized in that the first subframe connects
Fishplate bar assembly, distance of the second subframe connecting plate assembly between the axis direction of the first longeron and third load-bearing position
Zone length is corresponding.
7. a kind of dumper frame assembly according to any one of claims 1 to 3, which is characterized in that with the first longeron
First extreme direction is front end, is fixed with leaf spring hold-down support (7), lifting lug end hold-down support (9), the plate successively in the axial direction
Spring hold-down support, lifting lug end hold-down support are fixedly connected for frame assembly with front suspension system.
8. a kind of dumper frame assembly according to any one of claims 1 to 3, which is characterized in that the arch beam
The horizontal direction of assembly is fixed with drop hanger assembly (13), and the drop hanger assembly is for connecting transmission system.
9. a kind of dumper frame assembly according to any one of claims 1 to 3, which is characterized in that the damper is solid
Fixed rack (18) is fixed near the tubular cross bearer assembly.
10. according to a kind of dumper frame assembly of claim 1 to 9 any one of them, which is characterized in that including following scheme
One of or optional combination：
Scheme 1：Each crossbeam assembly and being fixedly connected using hexagonal flange bearing surface band tooth spiral shell between the first longeron, the second longeron
Bolt (14) and/or all-metal hexagonal flange locking nut (15)；
Scheme 2：The bending direction of secondary bending employed in the secondary bending structure or secondary bending plate is opposite；
Scheme 3：The first level body of the head crossbeam assemblies is equipped with arc-shaped transition structure in both ends coupling part；
Scheme 4：Company is fixed using flange or connecting plate between the tubular cross bearer assembly and the first longeron, the second longeron
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810401779.6A CN108394332B (en) | 2018-04-28 | 2018-04-28 | Frame assembly structure of dump truck |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810401779.6A CN108394332B (en) | 2018-04-28 | 2018-04-28 | Frame assembly structure of dump truck |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108394332A true CN108394332A (en) | 2018-08-14 |
| CN108394332B CN108394332B (en) | 2023-11-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810401779.6A Active CN108394332B (en) | 2018-04-28 | 2018-04-28 | Frame assembly structure of dump truck |
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| Country | Link |
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| CN (1) | CN108394332B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109334767A (en) * | 2018-11-22 | 2019-02-15 | 陕西汽车实业有限公司 | Short wheelbase Trapezoidal frame assembly structure |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108394332B (en) | 2023-11-07 |
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