CN105015298A - Front-engine front-drive double-transverse-arm independent suspension rack assembly of torsion rod spring - Google Patents
Front-engine front-drive double-transverse-arm independent suspension rack assembly of torsion rod spring Download PDFInfo
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- CN105015298A CN105015298A CN201510380704.0A CN201510380704A CN105015298A CN 105015298 A CN105015298 A CN 105015298A CN 201510380704 A CN201510380704 A CN 201510380704A CN 105015298 A CN105015298 A CN 105015298A
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- independent suspension
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- 239000000725 suspension Substances 0.000 title claims abstract description 49
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 239000000446 fuel Substances 0.000 abstract description 4
- 230000005540 biological transmission Effects 0.000 abstract 2
- 230000001419 dependent effect Effects 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 241001247986 Calotropis procera Species 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 241000826860 Trapezium Species 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The invention discloses a front-engine front-drive double-transverse-arm independent suspension rack assembly of a torsion rod spring. The independent suspension rack assembly comprises a double-transverse-arm independent suspension rack system of a torsion rod spring, a transmission system, a disconnected steering system, a braking system and an integrated auxiliary vehicle rack which are connected into a whole, wherein the transmission system comprises a left half shaft and right half shaft; both ends of each of the left half shaft and the right half shaft are respectively connected with ball cages; the outer end of the left half shaft is connected with a left wheel hub on the left side of the double-transverse-arm independent suspension rack system of the torsion rod spring; the inner end of the left half shaft is connected with a half-shaft gear through a spline; the outer end of the right half shaft is connected with a right wheel hub on the right side of the double-transverse-arm independent suspension rack system of the torsion rod spring; the inner end of the right half shaft is connected with a half-shaft gear through a spine. The independent suspension rack assembly disclosed by the invention has the advantages that the vehicle running smooth, the vehicle operating stability, the fuel economy and the vehicle running safety can be effectively improved, and the independent suspension rack assembly is simple to assemble, and is reliable in performance.
Description
Technical field
The present invention relates to automobile technical field, be specifically related to a kind of two transverse arm torsion bar spring independent suspension assembly of preposition forerunner being applicable to commercial vehicle/comm..vehicle 2 to 3.5 tons of axle loads.
Background technology
The speed of running car improves constantly along with the development of freeway net, the traveling road-holding property of vehicle and driving safety are more and more subject to people's attention, people require also day by day promoting to the traveling comfort driven now simultaneously, and dependent suspension commercial vehicle/comm..vehicle can not meet the aspect such as riding comfort and road-holding property requirement.
Current commercial vehicle/comm..vehicle chassis assembly system uses dependent suspension and Integrated Steering Trapezium substantially; Traditional steel spring dependent suspension front axle assembly, its riding comfort and road-holding property are all poor; Also be improved the air bellow dependent suspension front axle assembly of ride comfort, it improves ride comfort on traditional Leaf Spring Suspension basis, but cost is higher, and its road-holding property is comparatively speaking without very improving.Also a small amount of independent suspension front axle assembly is had to apply on commercial vehicle/comm..vehicle at present, from moving velocity, their result of use is not satisfactory, first lower relative to the component processing precision such as vehicle frame of commercial vehicle/comm..vehicle manned vehicle, has a strong impact on the in-use performance of independent suspension; Some independent suspension front axle assembly again, although possess very large engine position space, but it strengthens vehicle frame lateral stiffness and torsional stiffness to frame function force without crossbeam, cause frame distortion thus cause turning to and suspension moving characteristics change, affecting road-holding property and driving safety.Some adopts rack-and-gear steering swivel system in addition, and its arrangement requirement is very inconvenient to original commercial vehicle/comm..vehicle improvement chassis, and its driving efficiency is very low.
Summary of the invention
The technical problem to be solved in the present invention is the deficiency overcoming prior art existence, one is provided can effectively to improve vehicle riding comfort, vehicle handling stability, fuel economy and vehicle safety, its assembling is simple, the two transverse arm torsion bar spring independent suspension assembly of preposition forerunner of dependable performance.
For solving the problems of the technologies described above, the present invention by the following technical solutions:
The two transverse arm torsion bar spring independent suspension assembly of a kind of preposition forerunner, comprise the two transverse arm torsion bar spring independent suspension systems, driving system, breakaway-element steering swivel system, brake system and the integrated form subframe that are connected as one, described driving system comprises left half axle and the right axle shaft that two ends are connected to ball cage, described left half axle outer end connects with the left wheel hub on the left of two transverse arm torsion bar spring independent suspension system, and the inner is connected with axle side gear by spline; Described right axle shaft outer end connects with the right wheel hub on the right side of two transverse arm torsion bar spring independent suspension system, and the inner is connected with axle side gear by spline.
The two transverse arm torsion bar spring independent suspension assembly of above-mentioned preposition forerunner, preferably, the described pair of transverse arm torsion bar spring independent suspension system comprises bumper, support, Top Crossbeam, swivel pin angle and outward camber tunable arrangement, lower supporting rod, lower cross arm, upper strut turned round in torsion bar spring, tune, lower cross arm is inner to be connected for integral structure with torsion bar spring front end, and the integral structure connected with torsion bar spring by lower cross arm connects with integrated form subframe, torsion bar spring rear end and tune are turned round support and are connected; Bumper upper end is arranged on integrated form subframe, and lower end is arranged on lower supporting rod; Top Crossbeam the inner connects with integrated form subframe, and upper strut and lower supporting rod front end connect with integrated form subframe, and rear end is fixedly connected with Top Crossbeam and lower cross arm outer end respectively; Swivel pin angle and outward camber tunable arrangement are arranged on integrated form subframe.
The two transverse arm torsion bar spring independent suspension assembly of above-mentioned preposition forerunner, preferably, described breakaway-element steering swivel system comprises breakaway-element steering swivel, hyphen pull bar, right steering rocking arm, middle intermediate rod and left steering rocking arm, breakaway-element steering swivel is connected by ball pivot with Top Crossbeam and lower cross arm outer end, forms main pin axis; Left steering one end upper and lower end face is connected with hyphen pull bar and middle intermediate rod respectively, and the other end connects with drag link; Right steering one end upper and lower end face is connected with hyphen pull bar and middle intermediate rod respectively; Left steering rocking arm and right steering rocking arm are enclosed within rotating shaft, and rotating shaft is installed on subframe by rocker arm support.
The two transverse arm torsion bar spring independent suspension assembly of above-mentioned preposition forerunner, preferably, described brake system and wheel hub are assembled into one, are enclosed within tapered roller bearing, and tapered roller bearing is enclosed within the clamping of steering swivel axle head.
The two transverse arm torsion bar spring independent suspension assembly of above-mentioned preposition forerunner, preferably, described brake system is complete disc brake, is assembled, and be equipped with ABS antiblock device by hydraulic actuating cylinder and reaction plate, friction disc, rotating disc.
Compared with prior art, the invention has the advantages that: the present invention adopts two transverse arm torsion bar spring independent suspension, effectively eliminates the phenomenon of the continuous beat of wheel flutter; Decrease nonspring carried mass, improve vehicle riding comfort; F-w-d, improves driving efficiency and then improves fuel economy; Top Crossbeam and lower cross arm are contained on integrated form subframe, and integrated form auxiliary frame structure provides very large space, is conducive to engine position, improve travelling comfort; Also reduce car load center of gravity simultaneously, improve and travel road-holding property, be provided with integrated form subframe in addition and by front axle and turn to assembly to be arranged on integrated form subframe, car load fitting process is simple, saves production cost; Adopt breakaway-element steering hardware, improve ease of steering and road-holding property, reduce wear on tyres; It can be bonded steering swivel system with circular ball type steering, reduces the amendment of gross vehicle layout aspect, cost-saving; Adopt breakaway-element steering swivel, reduce difficulty of processing cost-saving, improve maintenance efficiency; Adopt complete disc brake, and be equipped with ABS antiblock device, improve the stability of braking, add driving safety.Axle load Applicable scope of the present invention is 2 to 3.5 tons, compensate for the blank of domestic commercial vehicle 2 to 3.5 tons preposition forerunner's independent suspension series.
Accompanying drawing explanation
Fig. 1 is the front elevation of present pre-ferred embodiments.
Fig. 2 is the left view of present pre-ferred embodiments.
Fig. 3 is the birds-eye view of present pre-ferred embodiments.
Marginal data:
1, integrated form subframe; 2, left half axle; 3, right axle shaft; 4, left wheel hub; 5, right wheel hub; 6, bumper; 7, torsion bar spring; 8, support turned round in tune; 9, Top Crossbeam; 10, swivel pin angle and outward camber tunable arrangement; 11, lower supporting rod; 12, lower cross arm; 13, upper strut; 14, breakaway-element steering swivel; 15, hyphen pull bar; 16, right steering rocking arm; 17, middle intermediate rod; 18, left steering rocking arm; 19, complete disc brake.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
As shown in Figure 1 to Figure 3, the two transverse arm torsion bar spring independent suspension front axle assembly of preposition forerunner of the present invention, comprise the two transverse arm torsion bar spring independent suspension systems, driving system, breakaway-element steering swivel system, brake system and the integrated form subframe 1 that are connected as one, driving system comprises two ends and is connected to the right axle shaft 3 that the left half axle 2 of ball cage and two ends are connected to ball cage, left half axle 2 end flange is bolted integral with the left wheel hub 4 on the left of two transverse arm torsion bar spring independent suspension system, and the inner is connected with axle side gear by spline; Right axle shaft 3 end flange is bolted integral with the right wheel hub 5 on the right side of two transverse arm torsion bar spring independent suspension system, and the inner is connected with axle side gear by spline.
In the present embodiment, two transverse arm torsion bar spring independent suspension system comprises bumper 6, torsion bar spring 7, adjusts and turn round support 8, Top Crossbeam 9, swivel pin angle and outward camber tunable arrangement 10, lower supporting rod 11, lower cross arm 12, upper strut 13, wherein, lower cross arm 12 is inner adopts splined to be integral structure with torsion bar spring 7 front end, and the integral structure that lower cross arm 12 connects with torsion bar spring 7 is connected with integrated form subframe 1 by bolt, torsion bar spring 7 rear end and tune are turned round support 8 and are passed through splined; Bumper 6 upper end is arranged on integrated form subframe 1, and lower end is arranged on lower supporting rod 11; Top Crossbeam 9 is inner passes through Bolt Connection with integrated form subframe 1, and upper strut 13 and lower supporting rod 11 front end are connected with integrated form subframe 1 by rubber bush, and rear end is bolted with Top Crossbeam 9 and lower cross arm 12 outer end respectively and connects; Swivel pin angle and outward camber tunable arrangement 10 are arranged on integrated form subframe 1.
In the present embodiment, breakaway-element steering swivel system comprises breakaway-element steering swivel 14, hyphen pull bar 15, right steering rocking arm 16, middle intermediate rod 17 and left steering rocking arm 18, breakaway-element steering swivel 14 is connected by ball pivot with Top Crossbeam 9 and lower cross arm 12 outer end, forms main pin axis; Brake system is complete disc brake 19, is assembled, and be equipped with ABS antiblock device by hydraulic actuating cylinder and reaction plate, friction disc, rotating disc.Complete disc brake 19 is assembled into one by Bolt Connection and left wheel hub 4 or right wheel hub 5, and be enclosed within tapered roller bearing, tapered roller bearing is enclosed within breakaway-element steering swivel 14 axle head, clamps with shaft shoulder dowel bolt; Left steering rocking arm 18, its upper and lower end face, one end is connected with hyphen pull bar 15 and middle intermediate rod 17 respectively, and the other end connects with drag link.Right steering rocking arm 16, its upper and lower end face, one end is connected with hyphen pull bar 15 and middle intermediate rod 17 respectively.Left steering rocking arm 18 and right steering rocking arm 16 are enclosed within rotating shaft, and rotating shaft is installed on integrated form subframe 1 by rocker arm support.
In this example, this assembly is the front axle assembly integrating two transverse arm torsion bar spring independent suspension system, breakaway-element steering swivel system, complete-disc brake system, integrated form subframe 1, driving system, and this assembly axle load Applicable scope is 2 to 3.5 tons.This front axle assembly compensate for domestic commercial vehicle 2 to 3.5 tons preposition forerunner's independent suspension blank sequence.
In this example, adopt two transverse arm torsion bar spring independent suspension, reduce the Frame and Body vibration caused by Uneven road, eliminate the phenomenon of the continuous beat of wheel flutter; Adopt preposition forerunner's type of drive, improve driving efficiency, improve fuel economy; Decrease nonspring carried mass simultaneously, improve vehicle riding comfort; Swivel pin angle and outward camber tunable arrangement 10 by regulating Kingpin inclination angle and camber angle according to vehicular applications, improve vehicle and travel road-holding property, are applicable to the vehicle of the different purposes in same chassis.
In this example, adopt breakaway-element steering hardware, significantly reduce left and right turn wheel corner Ackermam error, and then eliminate the movement interference between suspension system and steering swivel system, improve ease of steering and road-holding property, reduce wear on tyres; It can be bonded steering swivel system with circular ball type steering, reduces the amendment of gross vehicle layout aspect, cost-saving.
In this example, be provided with integrated form subframe 1, front axle and turn to assembly to be all assembled on integrated form subframe 1, during the assembling front axle of chassis, then only integrated form subframe 1 need be mounted to vehicle frame, fitting process simply, reduces costs; Avoid the performance impact because vehicle frame manufacturing errors causes, thus ensure assembly precision.
In this example, lower cross arm 12 and Top Crossbeam 9 are arranged on integrated form subframe 1, and the use of integrated form subframe 1 increases lateral stiffness and the torsional stiffness of vehicle frame; Integrated form subframe 1 structure is conducive to engine position, increases space, compartment, improves travelling comfort; Also reduce car load center of gravity simultaneously, improve and travel road-holding property.
In this example, complete disc brake 19 is formed by bolts assemblies with left wheel hub 4 and right wheel hub 5, is split-type structural, and this split-type structural reaches the assembling demand of satisfied different wheel rim by changing different wheel hub.
In this example, breakaway-element steering swivel 14 is by steering stub axle and knuckle body by bolts assemblies, and this structure greatly reduces tooling cost, only needs to dismantle steering stub axle during maintenance, improves maintenance efficiency.
In this example, what adopt is complete disc brake 19, corresponding wheel rim is 16 cun of wheel rims, lock torque is comparatively large, and can adapt to the vehicle bridge that axle load is 2 tons to 3.5 tons, it is equipped with ABS antiblock device, this brake system stable performance, vehicle improves driving safety greatly, and it has easy to maintenance simultaneously, the advantages such as quality is light.
The above is only the preferred embodiment of the present invention, and protection scope of the present invention is also not only confined to above-described embodiment.For those skilled in the art, do not departing from the improvement that obtains under the technology of the present invention concept thereof and conversion also should be considered as protection scope of the present invention.
Claims (5)
1. the two transverse arm torsion bar spring independent suspension assembly of preposition forerunner, comprise the two transverse arm torsion bar spring independent suspension systems, driving system, breakaway-element steering swivel system, brake system and the integrated form subframe that are connected as one, it is characterized in that: described driving system comprises left half axle and the right axle shaft that two ends are connected to ball cage, described left half axle outer end connects with the left wheel hub on the left of two transverse arm torsion bar spring independent suspension system, and the inner is connected with axle side gear by spline; Described right axle shaft outer end connects with the right wheel hub on the right side of two transverse arm torsion bar spring independent suspension system, and the inner is connected with axle side gear by spline.
2. the two transverse arm torsion bar spring independent suspension assembly of preposition forerunner according to claim 1, it is characterized in that: the described pair of transverse arm torsion bar spring independent suspension system comprises bumper, support, Top Crossbeam, swivel pin angle and outward camber tunable arrangement, lower supporting rod, lower cross arm, upper strut turned round in torsion bar spring, tune, lower cross arm is inner to be connected for integral structure with torsion bar spring front end, and the integral structure connected with torsion bar spring by lower cross arm connects with integrated form subframe, torsion bar spring rear end and tune are turned round support and are connected; Bumper upper end is arranged on integrated form subframe, and lower end is arranged on lower supporting rod; Top Crossbeam the inner connects with integrated form subframe, and upper strut and lower supporting rod front end connect with integrated form subframe, and rear end is fixedly connected with Top Crossbeam and lower cross arm outer end respectively; Swivel pin angle and outward camber tunable arrangement are arranged on integrated form subframe.
3. the two transverse arm torsion bar spring independent suspension assembly of preposition forerunner according to claim 2, it is characterized in that: described breakaway-element steering swivel system comprises breakaway-element steering swivel, hyphen pull bar, right steering rocking arm, middle intermediate rod and left steering rocking arm, breakaway-element steering swivel is connected by ball pivot with Top Crossbeam and lower cross arm outer end, forms main pin axis; Left steering one end upper and lower end face is connected with hyphen pull bar and middle intermediate rod respectively, and the other end connects with drag link; Right steering one end upper and lower end face is connected with hyphen pull bar and middle intermediate rod respectively; Left steering rocking arm and right steering rocking arm are enclosed within rotating shaft, and rotating shaft is installed on subframe by rocker arm support.
4. the two transverse arm torsion bar spring independent suspension assembly of preposition forerunner according to claim 1, is characterized in that: described brake system and wheel hub are assembled into one, are enclosed within tapered roller bearing, and tapered roller bearing is enclosed within the clamping of steering swivel axle head.
5. the two transverse arm torsion bar spring independent suspension assembly of preposition forerunner according to claim 1, is characterized in that: described brake system is complete disc brake, is assembled, and be equipped with ABS antiblock device by hydraulic actuating cylinder and reaction plate, friction disc, rotating disc.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510380704.0A CN105015298A (en) | 2015-06-30 | 2015-06-30 | Front-engine front-drive double-transverse-arm independent suspension rack assembly of torsion rod spring |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510380704.0A CN105015298A (en) | 2015-06-30 | 2015-06-30 | Front-engine front-drive double-transverse-arm independent suspension rack assembly of torsion rod spring |
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| CN105015298A true CN105015298A (en) | 2015-11-04 |
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| CN201510380704.0A Pending CN105015298A (en) | 2015-06-30 | 2015-06-30 | Front-engine front-drive double-transverse-arm independent suspension rack assembly of torsion rod spring |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106184482A (en) * | 2016-09-18 | 2016-12-07 | 北京汽车研究总院有限公司 | Torsion-bar spring, mounting structure, automobile and labelling positioner and labeling method |
| CN107487137A (en) * | 2017-08-15 | 2017-12-19 | 十堰戎马汽车特种传动有限公司 | Vehicle front suspension arrangement |
| CN111923675A (en) * | 2020-09-10 | 2020-11-13 | 吉林大学 | Front independent suspension system of ultra-flat robot |
| CN116278560A (en) * | 2023-03-23 | 2023-06-23 | 中国北方车辆研究所 | A reconfigurable double wishbone independent suspension device |
| CN118322764A (en) * | 2024-03-22 | 2024-07-12 | 林海股份有限公司 | A transverse electromagnetic actuator assembly and a transverse electromagnetic suspension system |
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| CN204196641U (en) * | 2014-04-14 | 2015-03-11 | 湖南易通汽车配件科技发展有限公司 | The two transverse arm torsion bar spring independent suspension front axle assembly of integrated form |
| CN204774473U (en) * | 2015-06-30 | 2015-11-18 | 湖南易通汽车配件科技发展有限公司 | Two xarm torsion -bar spring independent suspension assemblies of leading forerunner |
-
2015
- 2015-06-30 CN CN201510380704.0A patent/CN105015298A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN2880560Y (en) * | 2005-12-16 | 2007-03-21 | 辽宁曙光汽车集团股份有限公司 | Light automobile rear independent suspension drive axle assembly |
| CN101693438A (en) * | 2009-09-28 | 2010-04-14 | 北京航天发射技术研究所 | Heavy-load type oil-gas spring independent suspension steering drive axle |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106184482A (en) * | 2016-09-18 | 2016-12-07 | 北京汽车研究总院有限公司 | Torsion-bar spring, mounting structure, automobile and labelling positioner and labeling method |
| CN106184482B (en) * | 2016-09-18 | 2018-10-26 | 北京汽车研究总院有限公司 | Torsion-bar spring, mounting structure, automobile and label positioning device and labeling method |
| CN107487137A (en) * | 2017-08-15 | 2017-12-19 | 十堰戎马汽车特种传动有限公司 | Vehicle front suspension arrangement |
| CN107487137B (en) * | 2017-08-15 | 2023-09-19 | 十堰戎马汽车特种传动有限公司 | Automobile front wheel suspension device |
| CN111923675A (en) * | 2020-09-10 | 2020-11-13 | 吉林大学 | Front independent suspension system of ultra-flat robot |
| CN116278560A (en) * | 2023-03-23 | 2023-06-23 | 中国北方车辆研究所 | A reconfigurable double wishbone independent suspension device |
| CN118322764A (en) * | 2024-03-22 | 2024-07-12 | 林海股份有限公司 | A transverse electromagnetic actuator assembly and a transverse electromagnetic suspension system |
| CN118322764B (en) * | 2024-03-22 | 2025-11-18 | 林海股份有限公司 | A transverse electromagnetic actuator assembly and a transverse electromagnetic suspension system |
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Effective date of registration: 20170109 Address after: 322103 Zhejiang Province, Dongyang City Jiangbei Street Community Ming Tian Yu late Applicant after: Yu Canfeng Address before: 410100 Hunan province Changsha Huanghua town of Changsha County Huang Long Cun (Huanghua Industrial Park) Applicant before: Hunan Yitong Automobile Parts Science and Technology Development Co., Ltd. |
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Application publication date: 20151104 |