CN104260608A - Vehicle suspension and control arm thereof - Google Patents
Vehicle suspension and control arm thereof Download PDFInfo
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- CN104260608A CN104260608A CN201410556963.XA CN201410556963A CN104260608A CN 104260608 A CN104260608 A CN 104260608A CN 201410556963 A CN201410556963 A CN 201410556963A CN 104260608 A CN104260608 A CN 104260608A
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- slot member
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Abstract
The invention discloses a control arm of a vehicle suspension. The control arm of the vehicle suspension comprises a control arm body, the control arm body comprises a first slot member and a second slot member which are in the same shape, and the back surface of the first slot member and the back surface of the second slot member are tightly attached and fixedly connected; one ends of the first slot member and the second slot member are correspondingly provided with ring-wall mounting holes used for matching with mounting bushings; at the other ends of the first slot member and the second slot member, the gap between the first slot member and the second slot member widens gradually from the mounting hole end to the opposite end and maintains a constant distance which the width of the gap is equal to that of the head portion of a knuckle. According to the control arm of the vehicle suspension, the control arm body is composed of the two slot members in the completely same structure, and the back surfaces of the two slot members are fixedly connected, so that structural symmetry can be obtained, universality of the left piece and the right piece of the vehicle suspension can be achieved, and the production cost can be reduced. The invention also discloses a vehicle suspension comprising the control arm.
Description
Technical field
The present invention relates to Vehicle Engineering technical field, particularly a kind of Control arm of automotive suspension.The invention still further relates to a kind of automotive suspension comprising above-mentioned Control arm.
Background technology
Along with the development of Chinese mechanical industry, the automobile industry as one of its three large pillar is nowadays ripe gradually.As everyone knows, vehicle complete vehicle comprises multiple system, and wherein important have running device, steering system and brake system etc.With travel be example, running car system mainly comprises suspension, vehicle frame, wheel and vehicle bridge.Wherein suspension system, is the important assembly on modern automobile, has a great impact ride of vehicle and road-holding property.And Control arm is as the important guiding of automobile suspension system and force transfer element, generally by ball pivot or lining, wheel and flexible chassis is linked together, the various force and moments acted on wheel are passed to vehicle body, ensure that wheel moves according to certain track simultaneously.
At present, automotive suspension control arm is mainly based on punch welding part and Casting Parts.But for controlling cost, general car Control arm uses the situation of Casting Parts less, uses punch welding part more.
Please refer to Fig. 1 and Fig. 2, Fig. 1 is the integral structure schematic diagram of a kind of irs control arm in prior art; Fig. 2 is the birds-eye view of the shown irs control arm of Fig. 1.
In the prior art, Control arm generally comprises main body 1 and mounting bush 2.In order to ensure that Control arm has enough strength and stiffness, usually from structure design and the material selection of Control arm: expect to start with in two aspects such as thick, mechanical characteristic.Wherein the structure design of main body 1 is relatively complicated, and architectural feature is many, and mould therefor relative complex.Although the Rigidity and strength of Control arm obtains guarantee to a certain extent, but the main body of Control arm is due to self structure complexity, can not use on the right and left suspension of automobile simultaneously, therefore need the Control arm using structure different on the right and left suspension of automobile, add the cost of development of automotive suspension, manufacturing cost and maintenance cost.
Summary of the invention
The object of this invention is to provide a kind of Control arm of automotive suspension, designed by self symmetrical structure, make automobile can use same Control arm on the suspension of the right and left, save cost of development and manufacturing cost.Another object of the present invention is to provide a kind of automotive suspension comprising above-mentioned Control arm.
For solving the problems of the technologies described above, the invention provides a kind of Control arm of automotive suspension, comprise main body, described main body comprises the first identical channel of shape and the second channel, the back flat of described first channel and the back flat of described second channel are close to, and be fixedly connected with, one end of described first channel and the second channel correspondence be provided with there is ring wall and mounting hole for coordinating with mounting bush; At the other end of described first channel and the second channel, gap between the two increases gradually from installing the direction of nose end to its opposite end, and when mating with the installation width value of steering swivel head after, clearance distance maintenance is constant.
Preferably, described first channel and described second channel are blanked part.
Preferably, the back flat of described first channel and the back flat welding fabrication of described second channel.
Preferably, the middle position of described first channel and described second channel is provided with lightening hole.
Preferably, the jag end position place of described first channel and described second channel is provided with reinforced rib.
Preferably, the jag end end place of described first channel and described second channel is provided with the through hole that Control arm hold-down bolt is passed through.
Preferably, the top of the jag end of described main body and bottom are provided with brace panel.
Preferably, the installation mandrel of described mounting bush is provided with the code notches for marking of control arm installation direction.
The present invention also provides a kind of automotive suspension, and comprise support body and be arranged at the Control arm on described support body, wherein, described Control arm is the Control arm described in above-mentioned any one.
The Control arm of automotive suspension provided by the present invention, mainly comprises main body etc., and wherein main body comprises identical first channel of shape design and the second channel.Owing to being channel, so the first channel and the second channel all have concave surface and plane, and general in engineering, and concave surface is the front of the first channel and the second channel, and plane is the back side of the first channel and the second channel.Wherein, the back flat of the first channel and the back flat of the second channel are close together, and are fixedly connected with, and form an entirety.Because the first channel is identical with the second channel shape, and fixed-type by back flat, therefore Control arm main body is symmetrical on global shape.So this Control arm can use on the suspension of the right and left of automobile simultaneously, decrease cost of development and manufacturing cost.Simultaneously, in order to realize the inherent function of Control arm, with all the other parts on automotive suspension with the use of, wherein one end of first channel and the second channel is provided with mounting hole, this mounting hole exists to coordinate with mounting bush, and in order to set off mounting bush, around mounting hole, be provided with ring wall; In addition, in order to coordinate with steering swivel, at the other end of the first channel and the second channel, namely the opposite end of nose end is installed, gap between first channel and the second channel increases gradually, and after mating with the installation width value of steering swivel head, clearance distance keeps constant.Structurally see, namely main body is at this opposite end place jag, and the constant distance of this slit port provides headspace with regard to giving the installation of steering swivel.In sum, the Control arm of automotive suspension provided by the present invention, first channel identical by shape is fixedly connected with shaping with the second channel symmetry, on the basis realizing irs control arm inherent function, achieve the left and right Control arm commonality of automotive suspension, therefore on the left and right sides suspension of automobile, only same suspension be need use, thus cost of development, manufacturing cost and maintenance cost reduced.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments of the invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to the accompanying drawing provided.
Fig. 1 is the integral structure schematic diagram of a kind of irs control arm in prior art;
Fig. 2 is the birds-eye view of irs control arm shown in Fig. 1;
Fig. 3 is the integral structure schematic diagram of the first detailed description of the invention provided by the present invention;
Fig. 4 is the concrete structure schematic diagram of the first channel shown in Fig. 3;
Fig. 5 is the integral structure schematic diagram of the second detailed description of the invention provided by the present invention;
Fig. 6 is the concrete structure schematic diagram of the first channel shown in Fig. 5;
Fig. 7 is the integral structure schematic diagram of the third detailed description of the invention provided by the present invention.
Wherein, in Fig. 1-2:
Main body-1, mounting bush-2.
In Fig. 3-Fig. 4:
Main body-1, the first channel-101, the second channel-102, mounting bush-2, mounting hole-3, ring wall-301, through hole-6.
In Fig. 5-6:
Main body-1, the first channel-101, the second channel-102, lightening hole-4, reinforced rib-5.
In Fig. 7:
Main body-1, brace panel-7.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Please refer to Fig. 2, Fig. 2 is the integral structure schematic diagram of the first detailed description of the invention provided by the present invention.
In the first detailed description of the invention provided by the present invention, the Control arm of automotive suspension mainly comprises main body 1.Wherein, main body 1 comprises the first channel 101 and the second channel 102.Because the first channel 101 and the second channel 102 are in groove shapes, so the front of the first channel 101 and the second channel 102 is groove-like, and the back side of the first channel 101 and the second channel 102 is common plane.Accordingly, in this enforcement, the first channel 101 and the second channel 102 are fixed together by the aforementioned back side smooth separately, and curing molding is integrated.Preferably, the first channel 101 and the respective back flat of the second channel 102 are by welding fabrication, and integral structure exquisiteness is attractive in appearance.Certainly, the first channel 101 and the second channel 102 can also be to be bolted to connection or the mode of rivet staking is fixedly connected with.
From physical construction, first channel 101 and the second channel 102 back-to-back near, the shape of its cross-sectional plane is " work " font, is similar to the i-shaped beams in engineering, the characteristic close of its feature and i-shaped beams: portable construction, have enough strength and stiffness and bearing capacity is enough large.In addition, from integral structure, because the first channel 101 is identical with the second channel 102 shape, be fixed together by the respective back side again, thus the plane that is connected with the second channel 102 with the first channel 101 of main body 1 for axis of symmetry symmetrical.
In order to control manufacturing cost, the first channel 101 and the second channel 102 are preferably the blanked part through compression machine and mould punching.Because the shape and structure of the first channel 101 and the second channel 102 two blanked parts is identical, formed by same secondary Making mold, and mould structure is simple, development cost are low, therefore significantly reduce the manufacturing cost of the first channel 101 and the second channel 102.Certainly, the first channel 101 and the second channel 102 also can be the Casting Partss through casting.
Simultaneously in order to realize the inherent function of automotive suspension control arm better, one end of automotive suspension control arm need be connected with bodywork parts, and the other end need be connected with steering swivel.Wherein, automotive suspension control arm and the annexation of bodywork parts need to be ensured by coordinating of mounting bush 2.For this reason, one end of the first channel 101 and the second channel 102 is provided with mounting hole 3, and the design of its size can coordinate with mounting bush 2 well.And the surrounding of mounting hole 3 is provided with ring wall 301, mounting bush 2 two ends sponson after insertion mounting hole 3 is just carried by ring wall 301, the firm annexation of mounting bush 2 and mounting hole 3.
In like manner in order to coordinate with steering swivel, at the other end of the first channel 101 and the second channel 102, namely the opposite end of nose end is installed, gap between first channel 101 and the second channel 102 increases gradually, namely the first channel 101 and the second channel 102 are not fixedly connected with integral as previous section at this opposite end place, but bifurcated comes, isolate mutually.And after mating with the installation width value of steering swivel head, clearance distance keeps constant.From integral structure, the jag end of main body 1 is dovetail shaped, and the constant clearance wherein reserved because of bifurcated is exactly the headspace for installing steering swivel.
Connect above-mentioned, in order to stabilizing body 1 and the annexation of steering swivel, preferably, be all provided with through hole 6 at the end place of the jag end of the first channel 101 and the second channel 102.This through hole 6 can make Control arm hold-down bolt pass through smoothly, thus makes Control arm hold-down bolt while running through through hole 6 and steering swivel, main body 1 and steering swivel is firmly fixed.
In sum, first channel 101 and the second channel 102 are because shape and structure is identical, be fixed together by back flat again, therefore the self structure of main body 1 is with the joint face of the first channel 101 and the second channel 102 for axis of symmetry is symmetrical, thus achieves the commonality of automotive suspension left and right sides Control arm.So, two different Control arms need be used at the right and left of automobile in contrast prior art, the present embodiment can use same Control arm in the left and right sides of automotive suspension, reduce cost of development and manufacturing cost, and the commonality of automotive suspension left and right sides Control arm makes the Control arm of its left and right sides to exchange at any time, thus reduce service expenditure.In addition, structure due to main body 1 is " work " font viewed from cross-sectional plane, mechanical characteristic and the i-shaped beams of its structure are close, under the requirement meeting rigidity, intensity and bearing capacity, optimize physical construction, alleviate the deadweight of self structure, thus save raw-material consumption, reduce manufacturing cost to a certain extent.
Further, due to structurally self symmetry of the main body 1 in the present embodiment, therefore for preventing operator's maloperation from causing Control arm to install mal, the present embodiment is provided with code notches 202 on the installation mandrel 201 of mounting bush 2.So the installation direction that operator can be correct according to the breach walking direction of code notches 202, avoids anti-loaded for the main body 1 of symmetrical configuration.
The present embodiment also provides a kind of automotive suspension, and comprise support body and be arranged on the Control arm on support body, wherein, Control arm is identical with foregoing teachings, repeats no more herein.
Please refer to Fig. 3, Fig. 3 is the integral structure schematic diagram of the second detailed description of the invention provided by the present invention.
The second detailed description of the invention provided by the present invention, the basis of the first detailed description of the invention is improved, is specially: on the first channel 101 and the second channel 102, set up lightening hole 4 and reinforced rib 5.The first channel 101 provided in the present embodiment is identical with foregoing teachings with the remainder of the second channel 102, repeats no more herein.
In the present embodiment, mainly the integral structure of main body 1 has been carried out to the optimization of two aspects.
First, lightening hole 4 is all provided with in the middle position of the first channel 101 and the second channel 102.Due in actual moving process, the middle position of the first channel 101 and the second channel 102 is stressed smaller, its requirement of strength and rigidity requirement are also smaller, therefore by the mode of hollow out, lightening hole 4 can be set in the middle position of the first channel 101 and the second channel 102, thus not only reduce raw-material consumption, reduce productive costs, also meet the local strength of main body 1 and the requirement of rigidity.
On the other hand, there is the part that intensity, rigidity requirement are low main body 1 local, equally also there is intensity, part that rigidity requirement is high.In actual moving process, the jag end position place of the first channel 101 and the second channel 102 is stressed larger, therefore its requirement of strength and rigidity requirement higher.For this reason, the present embodiment is provided with reinforced rib 5 at the jag end position place of the first channel 101 and the second channel 102.By the effect of reinforced rib 5, main body 1 just can be effectively made to improve serviceability and fiduciary level under the working environment of high strength.
The present embodiment also provides a kind of automotive suspension, and comprise support body and be arranged on the Control arm on support body, wherein, Control arm is identical with foregoing, repeats no more herein.
Please refer to Fig. 4, Fig. 4 is the integral structure schematic diagram of the third detailed description of the invention provided by the present invention.
The third detailed description of the invention provided by the present invention, the basis of the second detailed description of the invention is improved, is specially: set up brace panel 7 on the body 1.The remainder of the main body 1 provided in the present embodiment is identical with foregoing teachings, repeats no more herein.
In the present embodiment, in order to improve the rigidity of Control arm, intensity and the bearing capacity upper limit further, improving the stress situation of the main force part of Control arm, having set up brace panel 7 at the top at the jag end place of main body 1 and bottom.Usually, the slab construction of this brace panel 7 in trapezoidal shape, links into an integrated entity the left and right jag end of main body 1.Due to the existence of brace panel 7, main body 1 effectively can be avoided excessive by stress and occur damaged situation in car running process, improves serviceability and the fiduciary level of automotive suspension control arm.
The present embodiment also provides a kind of automotive suspension, and comprise support body and be arranged on the Control arm on support body, wherein, Control arm is identical with foregoing, repeats no more herein.
Claims (9)
1. the Control arm of an automotive suspension, comprise main body (1), it is characterized in that, described main body (1) comprises identical the first channel (101) of shape and the second channel (102), the back flat of described first channel (101) and the back flat of described second channel (102) are close to, and be fixedly connected with, one end correspondence of described first channel (101) and the second channel (102) be provided with there is ring wall (301) and mounting hole (3) for coordinating with mounting bush (2); At the other end of described first channel (101) and the second channel (102), gap between the two increases gradually from installing the direction of nose end to its opposite end, and after mating with the installation width value of steering swivel head, clearance distance keeps constant.
2. Control arm according to claim 1, is characterized in that, described first channel (101) and described second channel (102) are blanked part.
3. Control arm according to claim 1, is characterized in that, the back flat of described first channel (101) and the back flat welding fabrication of described second channel (102).
4. Control arm according to claim 1, is characterized in that, the middle position of described first channel (101) and described second channel (102) is provided with lightening hole (4).
5. Control arm according to claim 1, is characterized in that, the jag end position place of described first channel (101) and described second channel (102) is provided with reinforced rib (5).
6. Control arm according to claim 1, is characterized in that, the jag end end place of described first channel (101) and described second channel (102) is provided with the through hole (6) that Control arm hold-down bolt is passed through.
7. Control arm according to claim 1, is characterized in that, the top of the jag end of described main body (1) and bottom are provided with brace panel (7).
8. Control arm according to claim 1, is characterized in that, the installation mandrel (201) of described mounting bush (2) is provided with the code notches (202) for marking of control arm installation direction.
9. an automotive suspension, comprise support body and be arranged at the Control arm on described support body, it is characterized in that, described Control arm is the Control arm described in any one of claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410556963.XA CN104260608A (en) | 2014-10-20 | 2014-10-20 | Vehicle suspension and control arm thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410556963.XA CN104260608A (en) | 2014-10-20 | 2014-10-20 | Vehicle suspension and control arm thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104260608A true CN104260608A (en) | 2015-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410556963.XA Pending CN104260608A (en) | 2014-10-20 | 2014-10-20 | Vehicle suspension and control arm thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN104260608A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106379122A (en) * | 2016-11-08 | 2017-02-08 | 安徽江淮汽车股份有限公司 | Swing arm assembly, suspension and automobile |
| CN112533780A (en) * | 2018-08-08 | 2021-03-19 | 采埃孚股份公司 | Multi-point connecting rod for chassis of motor vehicle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000071730A (en) * | 1998-08-27 | 2000-03-07 | Suzuki Motor Corp | Suspension arm |
| JP2000079433A (en) * | 1998-09-07 | 2000-03-21 | Unipres Corp | Manufacture of link |
| CN2880561Y (en) * | 2006-02-10 | 2007-03-21 | 上海汇众汽车制造有限公司 | Automobile front under controlling arm |
| CN201753002U (en) * | 2010-06-14 | 2011-03-02 | 衡阳风顺车桥有限公司 | Automobile traction arm |
| CN203267721U (en) * | 2013-06-06 | 2013-11-06 | 山东德泰机械制造集团有限公司 | Solid forging type traction bar assembly |
| CN203557929U (en) * | 2013-12-05 | 2014-04-23 | 中国重汽集团济南动力有限公司 | H-type whole forging thrust rod |
-
2014
- 2014-10-20 CN CN201410556963.XA patent/CN104260608A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000071730A (en) * | 1998-08-27 | 2000-03-07 | Suzuki Motor Corp | Suspension arm |
| JP2000079433A (en) * | 1998-09-07 | 2000-03-21 | Unipres Corp | Manufacture of link |
| CN2880561Y (en) * | 2006-02-10 | 2007-03-21 | 上海汇众汽车制造有限公司 | Automobile front under controlling arm |
| CN201753002U (en) * | 2010-06-14 | 2011-03-02 | 衡阳风顺车桥有限公司 | Automobile traction arm |
| CN203267721U (en) * | 2013-06-06 | 2013-11-06 | 山东德泰机械制造集团有限公司 | Solid forging type traction bar assembly |
| CN203557929U (en) * | 2013-12-05 | 2014-04-23 | 中国重汽集团济南动力有限公司 | H-type whole forging thrust rod |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106379122A (en) * | 2016-11-08 | 2017-02-08 | 安徽江淮汽车股份有限公司 | Swing arm assembly, suspension and automobile |
| CN112533780A (en) * | 2018-08-08 | 2021-03-19 | 采埃孚股份公司 | Multi-point connecting rod for chassis of motor vehicle |
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Application publication date: 20150107 |