CN107512313A - A kind of all-loading coach aluminium alloy chassis - Google Patents

A kind of all-loading coach aluminium alloy chassis Download PDF

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Publication number
CN107512313A
CN107512313A CN201710598697.0A CN201710598697A CN107512313A CN 107512313 A CN107512313 A CN 107512313A CN 201710598697 A CN201710598697 A CN 201710598697A CN 107512313 A CN107512313 A CN 107512313A
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CN
China
Prior art keywords
framework
chassis
rear portion
welded
beam framework
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Pending
Application number
CN201710598697.0A
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Chinese (zh)
Inventor
柴冬梅
侯晓婷
吕伟
夏德伟
张伟
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FAW Group Corp
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FAW Group Corp
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Publication date
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Priority to CN201710598697.0A priority Critical patent/CN107512313A/en
Publication of CN107512313A publication Critical patent/CN107512313A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D23/00Combined superstructure and frame, i.e. monocoque constructions
    • B62D23/005Combined superstructure and frame, i.e. monocoque constructions with integrated chassis in the whole shell, e.g. meshwork, tubes, or the like
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B62LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62DMOTOR VEHICLES; TRAILERS
    • B62D29/00Superstructures, understructures, or sub-units thereof, characterised by the material thereof
    • B62D29/008Superstructures, understructures, or sub-units thereof, characterised by the material thereof predominantly of light alloys, e.g. extruded

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Architecture (AREA)
  • Structural Engineering (AREA)
  • Body Structure For Vehicles (AREA)

Abstract

The present invention relates to a kind of all-loading coach aluminium alloy chassis, including anterior chassis, middle part chassis, rear portion chassis, preceding middle floor frame and the rear portion floor frame that aluminium alloy extrusions is welded.All-loading coach aluminium alloy chassis of the present invention uses aluminium alloy extrusions, realize really full aluminium car, and using the connected mode of welding between aluminium section bar, on the basis of bonding strength is ensured, realize that light-weight design drop weighs more than 25%, advantageous methods are provided to reach the oil consumption of three stages, aluminium alloy extrusions can carry out effective anti-corrosion simultaneously, electrophoresis process is eliminated, the chassis life-span is extended, enhances product competitiveness.

Description

A kind of all-loading coach aluminium alloy chassis
Technical field
The invention belongs to Bus Manufacturing Technology field, and in particular to a kind of all-loading coach aluminium alloy chassis.
Background technology
According to GB30510《Heavy type commercial vehicle Fuel Consumption limit value》It is required that on May 26th, 2015, heavy-duty commercial vehicle The second meeting of phase III Fuel Consumption standard limit the tenth tentatively proposes the year two thousand twenty and declined in 2015 on the basis of national standard 20~25% target.
Automotive light weight technology can reduce energy source of car and consume and accordingly reduce utilizing exhaust gas from coach discharge, reduce air pollution, simultaneously The performances such as the control stability of vehicle, driving safety, riding comfort can also be improved.If it is demonstrated experimentally that vehicle complete vehicle weight 10% is reduced, fuel efficiency can improve 6%~8%;Automobile kerb weight often reduces double centner, and fuel consumption per hundred kilometers can reduce by 0.3 ~0.6 liter;Vehicle weight reduces by 1%, and oil consumption can reduce by 0.7%.Currently, due to environmental protection and the needs of energy-conservation, the light weight of automobile Change the trend for having become world car development.
At present, full aluminium car has been widely used because of its lighter weight and stronger corrosion resistance abroad, irrigates The full aluminium car of the external car enterprise such as Er Wo, Scania, Alexandria Denis is more in Britain, Finland, Malaysia, Hong Kong etc. There is use in individual area.And domestic main flow bus and coach enterprise also has started to the popularization and application of full aluminium car.The so-called full aluminium of in the market Car refers to all-aluminium body skeleton, does not still use steelwork including chassis part, chassis part.
Chassis is the main bearing carrier of vehicle, can be that vehicle lightweight is made if steel chassis is changed into aluminium profile structure Larger contribution, while chassis anti-corrosive properties can be also improved, extend the life-span.But there is also technological difficulties in the design of aluminum chassis, if bottom Connection is riveting or is spirally connected between aluminium section bar in frame, can increase cost and weight, if connection is changed to weld between aluminium section bar, it will Cause weld stress concentration, mechanical properties decrease.
The content of the invention
The purpose of the present invention is that for above-mentioned the deficiencies in the prior art, there is provided a kind of all-loading coach aluminium alloy bottom Frame, in the case where guaranteeing to reach the mechanical property same or like with steel chassis, the weight of chassis is greatly reduced, and Anti-corrosive properties are improved, extend the life-span.
The purpose of the present invention is achieved through the following technical solutions:
A kind of all-loading coach aluminium alloy chassis, including aluminium alloy extrusions be welded anterior chassis 1, middle part chassis 2, Rear portion chassis 3, preceding middle floor frame 4 and rear portion floor frame 5;
The anterior chassis 1 is arranged at chassis front end, and rear end and the front end of middle part chassis 2 of anterior chassis 1 are welded;After described Portion's chassis 3 is arranged at chassis rear end, and front end and the rear end of middle part chassis 2 of rear portion chassis 3 are welded;Floor frame 4 is set in before described Chassis front portion and center are placed in, and is welded respectively with anterior chassis 1 and middle part chassis 2;The rear portion floor frame 5 is arranged at Chassis rear portion, welded with rear portion chassis 3;Rivet and weld with aluminum vehicle body or so side wall frame respectively at left and right sides of the chassis Connect;Welded with aluminum body front wall skeleton the chassis front end.
Further, the anterior chassis 1 include the first main longitudinal grider 1-1, the second main longitudinal grider 1-2, the 3rd main longitudinal grider 1-3, First column 1-4, first crossbeam 1-5, anterior floor support frame 1-6, towing hook crossbeam frame 1-7, driver's compartment framework 1-8 and preceding Door is marked time area framework 1-9;The towing hook crossbeam frame 1-7 is arranged at the anterior front end of chassis 1;The first crossbeam 1-5 is located at The anterior left front end of chassis 1, welded with the first main longitudinal grider 1-1, the 3rd main longitudinal grider 1-3, towing hook crossbeam frame 1-7;The anterior ground Plate support frame 1-6 is arranged between the first main longitudinal grider 1-1 and the second main longitudinal grider 1-2, vertical with the first main longitudinal grider 1-1, the second master Beam 1-2, towing hook crossbeam frame 1-7 are welded;The driver's compartment framework 1-8 is arranged at the anterior left upper end of chassis 1, passes through the first column 1-4 and the first main longitudinal grider 1-1 and the 3rd main longitudinal grider 1-3 welding;The front door area framework 1-9 that marks time is arranged at anterior chassis 1 most Right-hand member, welded with the second main longitudinal grider 1-2.
Further, the anterior chassis 1 also includes preceding lower thrust rod connecting cross beam framework 1-10, front lower thrust pole seat 1-11, the second main beam framework 1-12, front-wheel arched framework 1-13, preceding air-bag support 1-14, preceding damper bracket 1-15, preceding horizontal stroke To stabilizer bar arm 1-16, preceding lifting force pole socket 1-17 and turning machine connection framework 1-18;The preceding lower thrust rod connecting cross beam After framework 1-10 is arranged at anterior floor support frame 1-6, with the first main longitudinal grider 1-1, the second main longitudinal grider 1-2, the 3rd main longitudinal grider 1-3 is welded;The front lower thrust pole seat 1-11 and preceding lower thrust rod connecting cross beam framework 1-10 is riveted;The second main beam frame Frame 1-12 is arranged at the anterior rear end of chassis 1, is welded with middle part chassis 2;The front-wheel arched framework 1-13 is arranged at preceding lower thrust On bar connecting cross beam framework 1-10 and the second main beam framework 1-12, with preceding lower thrust rod connecting cross beam framework 1-10, second Main beam framework 1-12, driver's compartment framework 1-8 are welded;The preceding air-bag support 1-14 is arranged in front-wheel arched framework 1-13, Welded with front-wheel arched framework 1-13;The preceding damper bracket 1-15 and front-wheel arched framework 1-13 is riveted;Before described laterally Stabilizer bar arm 1-16 is arranged at below front-wheel arched framework 1-13, is riveted with front-wheel arched framework 1-13;The preceding lifting force Pole socket 1-17 is located in front-wheel arched framework 1-13, is riveted with front-wheel arched framework 1-13;The turning machine connection framework 1-18 It is arranged between the first main longitudinal grider 1-1 and the 3rd main longitudinal grider 1-3, is riveted with the first main longitudinal grider 1-1, the 3rd main longitudinal grider 1-3.
Further, the middle part chassis 2 includes the left longeron framework 2-1 in middle part, middle part right vertical beam framework 2-2, middle part line Beam crossbeam 2-3, middle beam 2-4, middle part overhanging beam framework 2-5, passenger seat tie-beam framework 2-6 and middle door are marked time area's framework 2-7;The middle part wire harness crossbeam the 2-3 middle lower section of floor frame 4, longeron framework 2-1 left with middle part, middle part right vertical beam before being arranged at Framework 2-2 is welded;The middle beam 2-4 is arranged at immediately below the wire harness crossbeam 2-3 of middle part, longeron framework 2-1 left with middle part, in Portion right vertical beam framework 2-2 is welded;The middle part overhanging beam framework 2-5 is concordant with middle beam 2-4, with the left longeron framework 2- in middle part Welded on the outside of 1 outside, middle part right vertical beam framework 2-2;The passenger seat tie-beam framework 2-6 is arranged at middle part chassis 2 or so Both sides, longeron framework 2-1 left with middle part, middle part right vertical beam framework 2-2, middle part overhanging beam framework 2-5 welding;The middle door is marked time Area framework 2-7 is arranged at the middle part right lateral side of chassis 2, is welded with middle part right vertical beam framework 2-2, middle part overhanging beam framework 2-5.
Further, the rear portion chassis 3 include rear lower thrust rod connecting cross beam framework 3-1, rear lower thrust pole socket 3-2, The left longeron framework 3-3 in rear portion, rear portion right vertical beam framework 3-4, rear cross beam 3-5, the first sill of power assembly 3-6, power assembly Second sill 3-7 and rear upper header 3-8;Before lower thrust rod connecting cross beam framework 3-1 is arranged at rear portion chassis 3 after described End, is welded with middle part chassis 2;Lower thrust pole socket 3-2 and rear lower thrust rod connecting cross beam framework 3-1 is riveted after described;After described Crossbeam 3-5 is arranged at the rear end of rear portion chassis 3, and longeron framework 3-3 left with rear portion and rear portion right vertical beam framework 3-4 are spirally connected;It is described Power assembly the first sill 3-6 and power assembly the second sill 3-7, is arranged at the middle and lower part of rear portion chassis 3, left vertical with rear portion Beam framework 3-3 and rear portion right vertical beam framework 3-4 are spirally connected;The rear upper header 3-8 is arranged at the middle and upper part of rear portion chassis 3, and rear The left longeron framework 3-3 in portion and rear portion right vertical beam framework 3-4 welding.
Further, the rear portion chassis 3 also include rear gasbag overhanging beam framework 3-9, rear gasbag support 3-10, after subtract Shake device support 3-11, rear QS support 3-12, trailing wheel arched framework 3-13 and rear portion wire harness crossbeam 3-14;Gas after described Capsule overhanging beam framework 3-9 is arranged at trailing wheel front and rear sides, respectively longeron framework 3-3 left with rear portion and rear portion right vertical beam framework 3-4 Welding;The rear gasbag support 3-10 and rear shock absorber support 3-11 is arranged in rear gasbag overhanging beam framework 3-9, with rear gasbag Overhanging beam framework 3-9 is welded;QS support 3-12 is arranged at the inner side of rear portion chassis 3 after described, left vertical with rear portion respectively Beam framework 3-3 and rear portion right vertical beam framework 3-4 rivetings;Arched framework 3-13 is arranged at the left and right sides of rear portion chassis 3 after described, with Rear gasbag overhanging beam framework 3-9 is welded;It is right vertical with rear portion that the rear portion wire harness crossbeam 3-14 is arranged at the left longeron framework 3-3 in rear portion Between beam framework 3-4, welded with rear portion floor frame 5.
Further, the rear portion chassis 3 also includes engine front mounting connecting plate 3-15, back suspension device of engine connects Plate 3-16, fuel tank hanger 3-17, compressor of air conditioner overhanging beam framework 3-18, muffler bracket 3-19 and radiator overhanging beam framework 3-20;The engine front mounting connecting plate 3-15 and back suspension device of engine connecting plate 3-16 is arranged at the inner side of rear portion chassis 3, with The left longeron framework 3-3 in rear portion and rear portion right vertical beam framework 3-4 rivetings;The fuel tank hanger 3-17 and rear portion right vertical beam framework 3-4 Rivet and be spirally connected;The compressor of air conditioner overhanging beam framework 3-18 is arranged at the rear side of rear portion chassis 3, with the left longeron framework 3- in rear portion 3 welding;The muffler bracket 3-19 rivets with the left longeron framework 3-3 in rear portion;The radiator overhanging beam framework 3-20 is set In the rear side of rear portion chassis 3, welded with rear portion right vertical beam framework 3-4.
Further, the front middle part floor frame 4 also includes the first joist 4-1, the second joist 4-2 and the 3rd ground Welding is overlapped between plate-girder 4-3, the first joist 4-1, the second joist 4-2, the 3rd joist 4-3.
Further, the rear portion floor frame 5 include rear portion the first joist 5-1, rear portion the second joist 5-2 and after Overlapped between the joist 5-3 of portion the 3rd, rear portion the first joist 5-1, rear portion the second joist 5-2, the joist 5-3 of rear portion the 3rd Welding.
Further, the riveting is one side pulling rivet, described to be welded as MIG welding or TIG weld.
Compared with prior art, beneficial effect of the invention is:All-loading coach aluminium alloy chassis of the present invention uses Aluminium alloy extrusions, really full aluminium car is realized, and ensureing that connection is strong using the connected mode of welding between aluminium section bar On the basis of degree, realize that light-weight design drop weighs more than 25%, advantageous methods, while aluminium alloy are provided to reach the oil consumption of three stages Section bar can carry out effective anti-corrosion, eliminate electrophoresis process, extend the chassis life-span, enhance product competitiveness.
Brief description of the drawings
Fig. 1 is the front view of all-loading coach aluminium alloy Undercarriage structure of the present invention;
Fig. 2 is the top view of all-loading coach aluminium alloy Undercarriage structure of the present invention;
Fig. 3 is the axonometric drawing of all-loading coach aluminium alloy Undercarriage structure of the present invention;
Fig. 4 is Fig. 1 middle front part Undercarriage structures Fig. 1;
Fig. 5 is Fig. 1 middle front part Undercarriage structures Fig. 2;
Fig. 6 is middle part Undercarriage structure figure in Fig. 1;
Fig. 7 is Fig. 1 postmedian Undercarriage structures Fig. 1;
Fig. 8 is Fig. 1 postmedian Undercarriage structures Fig. 2;
Fig. 9 is preceding middle floor frame sectional view in Fig. 1;
Figure 10 is Fig. 1 postmedian floor frame sectional views;
Figure 11 is chassis and aluminum body front wall skeleton connection diagram;
Figure 12 is chassis and aluminum body side wall skeleton connection diagram.
In figure, the rear portion floor frame of 1. 3. rear portion chassis of anterior 2. middle part chassis of chassis, 4. front middle part floor frame 5. Before main longitudinal grider 1-4. the first column 1-5. first crossbeams 1-6. of 1-1. the first main longitudinal grider the second main longitudinal griders of 1-2. 1-3. the 3rd Portion is marked time at floor support frame 1-7. towing hook crossbeam frame 1-8. driver's compartment framework 1-9. front doors, and area framework 1-10. is front lower to be pushed away Front lower the second main beams of the thrust pole seat 1-12. framework 1-13. front-wheel arched frameworks 1- of power bar connecting cross beam framework 1-11. Lifting force pole socket 1-18. before QS support 1-17. before damper bracket 1-16. before air-bag support 1-15. before 14. In the middle part of turning machine connection framework 2-1. in the middle part of left longeron framework 2-2. in the wire harness crossbeam 2-4. of right vertical beam framework 2-3. middle parts Under door is marked time after area framework 3-1. in overhanging beam framework 2-6. passenger seat tie-beam frameworks 2-7. in the middle part of portion crossbeam 2-5. The left longeron framework 3-4. rear portions right vertical beam framework 3- in lower thrust pole socket 3-3. rear portions after distance rod connecting cross beam framework 3-2. 5. after rear cross beam 3-6. power assembly the first sill 3-7. power assembly the second sill 3-8. rear upper headers 3-9. Air bag overhanging beam framework, QS support 3-13. after 3-10. rear gasbag support 3-11. rear shock absorber supports 3-12. The wire harness crossbeam 3-15. engine front mounting connecting plate 3-16. back suspension device of engine connection of trailing wheel arched framework 3-14. rear portions Plate 3-17. fuel tank hanger 3-18. compressor of air conditioner overhanging beam framework 3-19. muffler bracket 3-20. radiator overhanging beams Joist 5-1. rear portions the first joist 5-2. rear portions of framework 4-1. the first joist the second joists of 4-2. 4-3. the 3rd The joist of second joist 5-3. rear portions the 3rd.
Embodiment
The present invention is described in detail below in conjunction with the accompanying drawings.
A kind of all-loading coach aluminium alloy chassis, including anterior chassis 1, middle part chassis 2, rear portion chassis 3, preceding middle ground tabulare Frame 4 and rear portion floor frame 5;The anterior chassis 1 is arranged at chassis front end, rear end and the front end of middle part chassis 2 of anterior chassis 1 Welding;The rear portion chassis 3 is arranged at chassis rear end, and front end and the rear end of middle part chassis 2 of rear portion chassis 3 are welded;In before described Floor frame 4 is arranged at chassis front portion and center, and is welded respectively with anterior chassis 1 and middle part chassis 2;The rear portion floor Skeleton 5 is arranged at chassis rear portion, is welded with rear portion chassis 3;At left and right sides of the chassis respectively with aluminum vehicle body or so gusset bone Frame rivets and welding;Welded with aluminum body front wall skeleton the chassis front end;The Undercarriage structure is welded by aluminium alloy extrusions It is made.
On the basis of above-mentioned technical proposal, the present invention can also do following improvement.
Further, the anterior chassis 1 include the first main longitudinal grider 1-1, the second main longitudinal grider 1-2, the 3rd main longitudinal grider 1-3, First column 1-4, first crossbeam 1-5, anterior floor support frame 1-6, towing hook crossbeam frame 1-7, driver's compartment framework 1-8 and preceding Door is marked time area framework 1-9;The towing hook crossbeam frame 1-7 is arranged at the anterior front end of chassis 1;The first crossbeam 1-5 is located at The anterior left front end of chassis 1, welded with the first main longitudinal grider 1-1, the 3rd main longitudinal grider 1-3, towing hook crossbeam frame 1-7;The anterior ground Plate support frame 1-6 is arranged between the first main longitudinal grider 1-1 and the second main longitudinal grider 1-2, vertical with the first main longitudinal grider 1-1, the second master Beam 1-2, towing hook crossbeam frame 1-7 are welded;The driver's compartment framework 1-8 is arranged at the anterior left upper end of chassis 1, passes through the first column 1-4 and the first main longitudinal grider 1-1 and the 3rd main longitudinal grider 1-3 welding;The front door area framework 1-9 that marks time is arranged at anterior chassis 1 most Right-hand member, welded with the second main longitudinal grider 1-2.
Further, the anterior chassis 1 also includes preceding lower thrust rod connecting cross beam framework 1-10, front lower thrust pole seat 1-11, the second main beam framework 1-12, front-wheel arched framework 1-13, preceding air-bag support 1-14, preceding damper bracket 1-15, preceding horizontal stroke To stabilizer bar arm 1-16, preceding lifting force pole socket 1-17 and turning machine connection framework 1-18;The preceding lower thrust rod connecting cross beam After framework 1-10 is arranged at anterior floor support frame 1-6, with the first main longitudinal grider 1-1, the second main longitudinal grider 1-2, the 3rd main longitudinal grider 1-3 is welded;The front lower thrust pole seat 1-11 is steel design, is riveted with preceding lower thrust rod connecting cross beam framework 1-10;It is described Second main beam framework 1-12 is arranged at the anterior rear end of chassis 1, is welded with middle part chassis 2;The front-wheel arched framework 1-13 is set Before being placed on lower thrust rod connecting cross beam framework 1-10 and the second main beam framework 1-12, with preceding lower thrust rod connecting cross beam frame Frame 1-10, the second main beam framework 1-12, driver's compartment framework 1-8 welding;The preceding air-bag support 1-14 is arranged at front-wheel arch In framework 1-13, welded with front-wheel arched framework 1-13;The preceding damper bracket 1-15 is steel design, with front-wheel arch frame Frame 1-13 is riveted;The preceding QS support 1-16 is steel design, is arranged at below front-wheel arched framework 1-13, and preceding Take turns arched framework 1-13 rivetings;The preceding lifting force pole socket 1-17 is steel design, and preceding in front-wheel arched framework 1-13 Take turns arched framework 1-13 rivetings;The turning machine connection framework 1-18 is steel design, is arranged at the first main longitudinal grider 1-1 and the 3rd Between main longitudinal grider 1-3, riveted with the first main longitudinal grider 1-1, the 3rd main longitudinal grider 1-3.
Further, the middle part chassis 2 includes the left longeron framework 2-1 in middle part, middle part right vertical beam framework 2-2, middle part line Beam crossbeam 2-3, middle beam 2-4, middle part overhanging beam framework 2-5, passenger seat tie-beam framework 2-6 and middle door are marked time area's framework 2-7;The middle part wire harness crossbeam the 2-3 middle lower section of floor frame 4, longeron framework 2-1 left with middle part, middle part right vertical beam before being arranged at Framework 2-2 is welded;The middle beam 2-4 is arranged at immediately below the wire harness crossbeam 2-3 of middle part, longeron framework 2-1 left with middle part, in Portion right vertical beam framework 2-2 is welded;The middle part overhanging beam framework 2-5 is concordant with middle beam 2-4, with the left longeron framework 2- in middle part Welded on the outside of 1 outside, middle part right vertical beam framework 2-2;The passenger seat tie-beam framework 2-6 is arranged at middle part chassis 2 or so Both sides, longeron framework 2-1 left with middle part, middle part right vertical beam framework 2-2, middle part overhanging beam framework 2-5 welding;The middle door is marked time Area framework 2-7 is arranged at the middle part right lateral side of chassis 2, is welded with middle part right vertical beam framework 2-2, middle part overhanging beam framework 2-5.
Further, the rear portion chassis 3 include rear lower thrust rod connecting cross beam framework 3-1, rear lower thrust pole socket 3-2, The left longeron framework 3-3 in rear portion, rear portion right vertical beam framework 3-4, rear cross beam 3-5, the first sill of power assembly 3-6, power assembly Second sill 3-7 and rear upper header 3-8;Before lower thrust rod connecting cross beam framework 3-1 is arranged at rear portion chassis 3 after described End, is welded with middle part chassis 2;Lower thrust pole socket 3-2 is steel design after described, with rear lower thrust rod connecting cross beam framework 3-1 Riveting;The rear cross beam 3-5 is arranged at the rear end of rear portion chassis 3, longeron framework 3-3 left with rear portion and rear portion right vertical beam framework 3- 4 are spirally connected;Power assembly the first sill 3-6 and power assembly the second sill 3-7, is arranged at the middle and lower part of rear portion chassis 3, Longeron framework 3-3 left with rear portion and rear portion right vertical beam framework 3-4 are spirally connected;The rear upper header 3-8 is arranged in rear portion chassis 3 Top, longeron framework 3-3 left with rear portion and rear portion right vertical beam framework 3-4 welding.
Further, the rear portion chassis 3 also include rear gasbag overhanging beam framework 3-9, rear gasbag support 3-10, after subtract Shake device support 3-11, rear QS support 3-12, trailing wheel arched framework 3-13 and rear portion wire harness crossbeam 3-14;Gas after described Capsule overhanging beam framework 3-9 is arranged at trailing wheel front and rear sides, respectively longeron framework 3-3 left with rear portion and rear portion right vertical beam framework 3-4 Welding;The rear gasbag support 3-10 and rear shock absorber support 3-11 is arranged in rear gasbag overhanging beam framework 3-9, with rear gasbag Overhanging beam framework 3-9 is welded;QS support 3-12 is steel design after described, is arranged at the inner side of rear portion chassis 3, respectively Longeron framework 3-3 left with rear portion and rear portion right vertical beam framework 3-4 rivetings;Arched framework 3-13 is arranged at rear portion chassis 3 after described The left and right sides, welded with rear gasbag overhanging beam framework 3-9;The rear portion wire harness crossbeam 3-14 is arranged at the left longeron framework 3- in rear portion Between 3 and rear portion right vertical beam framework 3-4, welded with rear portion floor frame 5.
Further, the rear portion chassis 3 also includes engine front mounting connecting plate 3-15, back suspension device of engine connects Plate 3-16, fuel tank hanger 3-17, compressor of air conditioner overhanging beam framework 3-18, muffler bracket 3-19 and radiator overhanging beam framework 3-20;The engine front mounting connecting plate 3-15 and back suspension device of engine connecting plate 3-16 is steelwork, is arranged at rear portion bottom The inner side of frame 3, longeron framework 3-3 left with rear portion and rear portion right vertical beam framework 3-4 rivetings;The fuel tank hanger 3-17 is steelwork, Rivet and be spirally connected with rear portion right vertical beam framework 3-4;After the compressor of air conditioner overhanging beam framework 3-18 is arranged at rear portion chassis 3 Side, longeron framework 3-3 welding left with rear portion;The muffler bracket 3-19 is steelwork, with the left longeron framework 3-3 rivetings in rear portion Connect;The radiator overhanging beam framework 3-20 is arranged at the rear side of rear portion chassis 3, is welded with rear portion right vertical beam framework 3-4.
Further, the front middle part floor frame 4 also includes the first joist 4-1, the second joist 4-2 and the 3rd ground Welding is overlapped between plate-girder 4-3, the first joist 4-1, the second joist 4-2, the 3rd joist 4-3.
Further, the rear portion floor frame 5 include rear portion the first joist 5-1, rear portion the second joist 5-2 and after Overlapped between the joist 5-3 of portion the 3rd, rear portion the first joist 5-1, rear portion the second joist 5-2, the joist 5-3 of rear portion the 3rd Welding.
Further, the riveting is one side pulling rivet, described to be welded as MIG welding or TIG weld.
Further, at except steel design, the aluminium alloy be 6005-T5,6005-T6,6082-T5,6082-T6, The type aluminium alloy of 7A04,7003 or 7005.

Claims (10)

  1. A kind of 1. all-loading coach aluminium alloy chassis, it is characterised in that:The anterior chassis being welded including aluminium alloy extrusions (1), middle part chassis (2), rear portion chassis (3), preceding middle floor frame (4) and rear portion floor frame (5);
    The anterior chassis (1) is arranged at chassis front end, and rear end and middle part chassis (2) front end of anterior chassis (1) are welded;It is described Rear portion chassis (3) is arranged at chassis rear end, and front end and middle part chassis (2) rear end of rear portion chassis (3) are welded;Floor in before described Skeleton (4) is arranged at chassis front portion and center, and is welded respectively with anterior chassis (1) and middle part chassis (2);The rear portion Framework (5) is arranged at chassis rear portion, is welded with rear portion chassis (3);Respectively with aluminum vehicle body or so at left and right sides of the chassis Side wall frame rivets and welding;Welded with aluminum body front wall skeleton the chassis front end.
  2. A kind of 2. all-loading coach aluminium alloy chassis according to claim 1, it is characterised in that:The anterior chassis (1) Including the first main longitudinal grider (1-1), the second main longitudinal grider (1-2), the 3rd main longitudinal grider (1-3), the first column (1-4), first crossbeam (1- 5), mark time area framework (1- for anterior floor support frame (1-6), towing hook crossbeam frame (1-7), driver's compartment framework (1-8) and front door 9);The towing hook crossbeam frame (1-7) is arranged at anterior chassis (1) front end;The first crossbeam (1-5) is located at anterior chassis (1) left front end, welded with the first main longitudinal grider (1-1), the 3rd main longitudinal grider (1-3), towing hook crossbeam frame (1-7);The anterior ground Plate support frame (1-6) is arranged between the first main longitudinal grider (1-1) and the second main longitudinal grider (1-2), with the first main longitudinal grider (1-1), Second main longitudinal grider (1-2), towing hook crossbeam frame (1-7) welding;The driver's compartment framework (1-8) is arranged at anterior chassis (1) left side Upper end, welded by the first column (1-4) and the first main longitudinal grider (1-1) and the 3rd main longitudinal grider (1-3);The front door is marked time area's frame Frame (1-9) is arranged at anterior chassis (1) low order end, is welded with the second main longitudinal grider (1-2).
  3. A kind of 3. all-loading coach aluminium alloy chassis according to claim 2, it is characterised in that:The anterior chassis (1) Also include preceding lower thrust rod connecting cross beam framework (1-10), front lower thrust pole seat (1-11), the second main beam framework (1-12), preceding Take turns arched framework (1-13), preceding air-bag support (1-14), preceding damper bracket (1-15), preceding QS support (1-16), Preceding lifting force pole socket (1-17) and turning machine connection framework (1-18);The preceding lower thrust rod connecting cross beam framework (1-10) is set After anterior floor support frame (1-6), welded with the first main longitudinal grider (1-1), the second main longitudinal grider (1-2), the 3rd main longitudinal grider (1-3) Connect;The front lower thrust pole seat (1-11) rivets with preceding lower thrust rod connecting cross beam framework (1-10);The second main beam frame Frame (1-12) is arranged at anterior chassis (1) rear end, is welded with middle part chassis (2);The front-wheel arched framework (1-13) is arranged at On preceding lower thrust rod connecting cross beam framework (1-10) and the second main beam framework (1-12), with preceding lower thrust rod connecting cross beam frame Frame (1-10), the second main beam framework (1-12), driver's compartment framework (1-8) welding;The preceding air-bag support (1-14) is arranged at In front-wheel arched framework (1-13), welded with front-wheel arched framework (1-13);The preceding damper bracket (1-15) is encircleed with front-wheel Shape framework (1-13) rivets;The preceding QS support (1-16) is arranged at below front-wheel arched framework, with front-wheel arch Framework (1-13) rivets;The preceding lifting force pole socket (1-17) is located in front-wheel arched framework (1-13), with front-wheel arched framework (1-13) is riveted;The turning machine connection framework (1-18) be arranged at the first main longitudinal grider (1-1) and the 3rd main longitudinal grider (1-3) it Between, riveted with the first main longitudinal grider (1-1), the 3rd main longitudinal grider (1-3).
  4. A kind of 4. all-loading coach aluminium alloy chassis according to claim 1, it is characterised in that:The middle part chassis (2) Including the left longeron framework (2-1) in middle part, middle part right vertical beam framework (2-2), middle part wire harness crossbeam (2-3), middle beam (2-4), Middle part overhanging beam framework (2-5), passenger seat tie-beam framework (2-6) He Zhongmen mark time area's framework (2-7);The middle part wire harness Crossbeam (2-3) middle floor frame (4) lower section, longeron framework (2-1) left with middle part, middle part right vertical beam framework (2-2) before being arranged at Welding;The middle beam (2-4) is arranged at immediately below middle part wire harness crossbeam (2-3), longeron framework (2-1) left with middle part, in Portion's right vertical beam framework (2-2) welds;The middle part overhanging beam framework (2-5) is concordant with middle beam (2-4), with the left longeron in middle part Welded on the outside of framework (2-1), on the outside of middle part right vertical beam framework (2-2);During the passenger seat tie-beam framework (2-6) is arranged at At left and right sides of portion's chassis (2), longeron framework (2-1) left with middle part, middle part right vertical beam framework (2-2), middle part overhanging beam framework (2- 5) weld;The middle door mark time area's framework (2-7) be arranged at middle part chassis (2) right lateral side, with middle part right vertical beam framework (2-2), Middle part overhanging beam framework (2-5) welds.
  5. A kind of 5. all-loading coach aluminium alloy chassis according to claim 1, it is characterised in that:The rear portion chassis (3) It is right including rear lower thrust rod connecting cross beam framework (3-1), rear lower thrust pole socket (3-2), the left longeron framework (3-3) in rear portion, rear portion Longeron framework (3-4), rear cross beam (3-5), the sill of power assembly first (3-6), the sill of power assembly second (3-7) and after Portion's entablature (3-8);Lower thrust rod connecting cross beam framework (3-1) is arranged at the front end of rear portion chassis (3) after described, with middle part bottom Frame (2) welds;Lower thrust pole socket (3-2) rivets with rear lower thrust rod connecting cross beam framework (3-1) after described;The rear cross beam (3-5) is arranged at the rear end of rear portion chassis (3), and longeron framework (3-3) left with rear portion and rear portion right vertical beam framework (3-4) are spirally connected; The sill of power assembly first (3-6) and the sill of power assembly second (3-7), are arranged at rear portion chassis (3) middle and lower part, It is spirally connected with the left longeron in rear portion (3-3) and rear portion right vertical beam framework (3-4);The rear upper header (3-8) is arranged at rear portion chassis (3) middle and upper part, longeron framework (3-3) left with rear portion and rear portion right vertical beam framework (3-4) welding.
  6. A kind of 6. all-loading coach aluminium alloy chassis according to claim 5, it is characterised in that:The rear portion chassis (3) Also include rear gasbag overhanging beam framework (3-9), rear gasbag support (3-10), rear shock absorber support (3-11), rear QS Support (3-12), trailing wheel arched framework (3-13) and rear portion wire harness crossbeam (3-14);The rear gasbag overhanging beam framework (3-9) sets Trailing wheel front and rear sides are placed in, respectively longeron framework (3-3) left with rear portion and rear portion right vertical beam framework (3-4) welding;Gas after described Capsule support (3-10) is arranged in rear gasbag overhanging beam framework (3-9) with rear shock absorber support (3-11), with rear gasbag overhanging beam Framework (3-9) welds;QS support (3-12) is arranged on the inside of rear portion chassis (3) after described, left vertical with rear portion respectively Beam framework (3-3) and rear portion right vertical beam framework (3-4) riveting;Arched framework (3-13) is arranged at rear portion chassis (3) left side after described Right both sides, welded with rear gasbag overhanging beam framework (3-9);The rear portion wire harness crossbeam (3-14) is arranged at the left longeron framework in rear portion Between (3-3) and rear portion right vertical beam framework (3-4), welded with rear portion floor frame 5.
  7. A kind of 7. all-loading coach aluminium alloy chassis according to claim 6, it is characterised in that:The rear portion chassis (3) Also include engine front mounting connecting plate (3-15), back suspension device of engine connecting plate (3-16), fuel tank hanger (3-17), air-conditioning pressure Contracting machine overhanging beam framework (3-18), muffler bracket (3-19) and radiator overhanging beam framework (3-20);The engine front overhang Put connecting plate (3-15) to be arranged on the inside of rear portion chassis (3) with back suspension device of engine connecting plate (3-16), with the left longeron frame in rear portion Frame (3-3) and rear portion right vertical beam framework (3-4) riveting;The fuel tank hanger (3-17) rivets with rear portion right vertical beam framework (3-4) Be spirally connected;The compressor of air conditioner overhanging beam framework (3-18) is arranged on rear side of rear portion chassis (3), with the left longeron framework in rear portion (3-3) is welded;The muffler bracket (3-19) rivets with the left longeron framework (3-3) in rear portion;The radiator overhanging beam framework (3-20) is arranged on rear side of rear portion chassis (3), is welded with rear portion right vertical beam framework (3-4).
  8. A kind of 8. all-loading coach aluminium alloy chassis according to claim 1, it is characterised in that:Front middle part ground tabulare Frame (4) also includes the first joist, the second joist (4-2) and the 3rd joist (4-3), the first joist (4-1), the second ground Welding is overlapped between plate-girder (4-2), the 3rd joist (4-3).
  9. A kind of 9. all-loading coach aluminium alloy chassis according to claim 1, it is characterised in that:The rear portion floor frame (5) joist of rear portion first (5-1), the joist of rear portion second (5-2) and the joist (5-3) of rear portion the 3rd, rear portion first are included Welding is overlapped between joist (5-1), the joist of rear portion second (5-2), the joist (5-3) of rear portion the 3rd.
  10. 10. according to a kind of all-loading coach aluminium alloy chassis described in claim 1-9 any one claims, its feature exists In:The riveting is one side pulling rivet, described to be welded as MIG welding or TIG weld.
CN201710598697.0A 2017-07-21 2017-07-21 A kind of all-loading coach aluminium alloy chassis Pending CN107512313A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710598697.0A CN107512313A (en) 2017-07-21 2017-07-21 A kind of all-loading coach aluminium alloy chassis

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710598697.0A CN107512313A (en) 2017-07-21 2017-07-21 A kind of all-loading coach aluminium alloy chassis

Publications (1)

Publication Number Publication Date
CN107512313A true CN107512313A (en) 2017-12-26

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Application Number Title Priority Date Filing Date
CN201710598697.0A Pending CN107512313A (en) 2017-07-21 2017-07-21 A kind of all-loading coach aluminium alloy chassis

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Country Link
CN (1) CN107512313A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109822198A (en) * 2019-03-27 2019-05-31 辽宁忠旺铝合金精深加工有限公司 A kind of welding procedure of the full aluminium car of lightweight new energy
CN110104066A (en) * 2019-04-11 2019-08-09 北京理工大学 A kind of electric coach body frame chassis
CN110406596A (en) * 2018-04-27 2019-11-05 湖南中车时代电动汽车股份有限公司 A kind of rear bridge section vehicle frame of car
CN112638751A (en) * 2018-09-11 2021-04-09 戈登默里设计有限公司 Vehicle chassis
CN113942580A (en) * 2021-11-22 2022-01-18 郑州宇通重工有限公司 Special vehicle body with double bearing structures

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CN101863290A (en) * 2010-06-13 2010-10-20 贾秉成 Lightweight total-bearing body frame structure
KR20120029881A (en) * 2010-09-17 2012-03-27 현대자동차주식회사 Full-monocoque structure of bus
CN202879596U (en) * 2012-10-25 2013-04-17 湖南晟通科技集团有限公司 All-aluminum passenger car underpan
CN206171567U (en) * 2016-10-25 2017-05-17 汕尾比亚迪汽车有限公司 Passenger car base frame and passenger train that has it

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Publication number Priority date Publication date Assignee Title
CN101503099A (en) * 2009-03-12 2009-08-12 中通客车控股股份有限公司 Motor bus unitary body with large-sized rectangular tube underframe
CN101863290A (en) * 2010-06-13 2010-10-20 贾秉成 Lightweight total-bearing body frame structure
KR20120029881A (en) * 2010-09-17 2012-03-27 현대자동차주식회사 Full-monocoque structure of bus
CN202879596U (en) * 2012-10-25 2013-04-17 湖南晟通科技集团有限公司 All-aluminum passenger car underpan
CN206171567U (en) * 2016-10-25 2017-05-17 汕尾比亚迪汽车有限公司 Passenger car base frame and passenger train that has it

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110406596A (en) * 2018-04-27 2019-11-05 湖南中车时代电动汽车股份有限公司 A kind of rear bridge section vehicle frame of car
CN110406596B (en) * 2018-04-27 2022-03-18 湖南中车时代电动汽车股份有限公司 Rear axle section frame for passenger car
CN112638751A (en) * 2018-09-11 2021-04-09 戈登默里设计有限公司 Vehicle chassis
CN109822198A (en) * 2019-03-27 2019-05-31 辽宁忠旺铝合金精深加工有限公司 A kind of welding procedure of the full aluminium car of lightweight new energy
CN110104066A (en) * 2019-04-11 2019-08-09 北京理工大学 A kind of electric coach body frame chassis
CN113942580A (en) * 2021-11-22 2022-01-18 郑州宇通重工有限公司 Special vehicle body with double bearing structures

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