CN205381110U - Automobile control arm - Google Patents
Automobile control arm Download PDFInfo
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- CN205381110U CN205381110U CN201620129909.1U CN201620129909U CN205381110U CN 205381110 U CN205381110 U CN 205381110U CN 201620129909 U CN201620129909 U CN 201620129909U CN 205381110 U CN205381110 U CN 205381110U
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- control arm
- lower plate
- flange
- upper plate
- lightening hole
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Abstract
The utility model provides an automobile control arm belongs to mechanical technical field. It has solved the problem of the lightweight design that current automobile control arm can not not realize. This automobile control arm, including the control arm body that has installation arm no. 1, installation arm no. 2 and installation arm no. 3, installation arm no. 1 is connected with sleeve pipe no. 1, installation arm no. 2 is connected with sleeve pipe no. 2, the connecting hole has been seted up on the installation arm no. 3, the control arm body includes upper plate and hypoplastron, the hypoplastron links firmly to form to seal with the upper plate and is boxlike cavity. This automobile control arm can realize under the condition that does not influence the control arm performance, reduces the quality of control arm, reaches the lightweight design.
Description
Technical field
This utility model belongs to field of mechanical technique, relates to a kind of automobile control arm.
Background technology
In daily life, along with people are more and more higher to the degree of dependence of automobile, same, the performance of each side of automobile is also just increasingly paid close attention to, development and propelling along with technology, the light-weight design of automobile is also increasingly paid attention to by people, it is desirable to controls complete vehicle quality, not only to control body in white quality, the lightweight of subsystems is also very crucial, and vehicle front suspension control arm belongs to suspension guiding parts, connect this wheel and vehicle body, play power and the moment of transmission wheel and vehicle body.
At present, front suspension control arm at most of vehicles is connected with vehicle body by the rubber bushing at its two ends, in order to effectively control the vibration caused from uneven road surface excitation, as Chinese patent application (application number: 201210421215.1) discloses a kind of vehicle front suspension control arm, including the control arm body with three arms that integrally casting is formed, the end of three arms is respectively arranged with ball stud assembly, rear rubber bushing assembly and front rubber bushing assembly, in three arms, the both side surface of each arm is respectively arranged with reinforcement, adopt overall integral cast steel part structure.
Although the various defects that traditional control arm that above-mentioned vehicle front suspension control arm solves to a certain extent exists, but still suffer from following defect: adopt integral cast steel part structure, although being respectively provided with reinforcement in the both side surface of each arm, but while its proof strength, add the weight of control arm, it is impossible to embody the light-weight design of control arm.
Summary of the invention
The purpose of this utility model is to there are the problems referred to above for existing technology, it is proposed that a kind of automobile control arm, and technical problem to be solved in the utility model is how to realize the light-weight design to automobile control arm, does not affect the performance of automobile control arm simultaneously.
The purpose of this utility model can be realized by following technical proposal: a kind of automobile control arm, arm one, installation arm two are installed including having and the control arm body of arm three is installed, described installation arm one connects sleeve pipe one, described installation arm two connects sleeve pipe two, described installation arm three offers connecting hole, it is characterized in that, described control arm body includes upper plate and lower plate, and described lower plate and upper plate lean and lower plate forms, with upper plate laminating, the cavity that closing is box shaped.
By coordinating between upper plate with lower plate, lower plate and upper plate are leant and upper plate laminating forms the cavity closed, and cavity is box shaped, thus also can while the rigidity ensureing control arm and intensity, by the matching relationship between upper plate and lower plate, it is possible to realize the light-weight design to control arm.
In above-mentioned automobile control arm, the side of described upper plate turns down downwards formation flange one, being gradually reduced to the width of the direction upper overturning one of connecting hole at sleeve pipe two, be gradually reduced to the width of the direction upper overturning one of sleeve pipe one at sleeve pipe two, described lower plate is connected with flange one.
Lower plate is welded with flange one, the side of upper plate turns down downwards the flange one of formation, and be gradually reduced to the width of the direction upper overturning one of connecting hole at sleeve pipe two, it is gradually reduced to the width of the direction upper overturning one of sleeve pipe one at sleeve pipe two, rigidity property in gradient is changed, ensure that there is sufficiently large rigidity at sleeve pipe two place, to resist bigger power and the moment of torsion of the carrying of sleeve pipe two place, sleeve pipe two place bending angle is bigger, manufacture process easily cracks and the defect such as punching press is thinning, it is thus possible to the light-weight design of control arm also can be realized while the arm rigidity that tightens control.
In above-mentioned automobile control arm, described lower plate flips up formation flange two near the two ends of sleeve pipe two and connecting hole, and described flange two is connected with the bottom surface of upper plate.
Flange two is formed such that the laminating between upper plate and lower plate is more tight, increases the height of cavity so that the strength and stiffness of control arm strengthen simultaneously, also better realizes the light-weight design to control arm while not affecting control arm performance simultaneously.
In above-mentioned automobile control arm, described installation arm one offering the lightening hole one running through upper plate with lower plate, described upper plate turns down downwards formation annular flange one along the edge of lightening hole one, and described lower plate is connected with annular flange one.
Lightening hole one is the Z-axis direction lower counterbore of upper plate, by being arranged on the lightening hole one installing arm one, can further alleviate the quality of control arm, and the annular flange one that upper plate turns down downwards formation along the edge of lightening hole one can be connected with lower plate, so that the cavity of a still closing between upper plate and lower plate, this setting simultaneously also enhances the antitorque and bending resistance installing arm one.
In above-mentioned automobile control arm, offering the lightening hole two running through upper plate with lower plate in described control arm body in the heart, described upper plate turns down downwards formation annular flange two along the edge of lightening hole two, and described lower plate is connected with annular flange two.
By above-mentioned setting so that the bending resistance of control arm body central section and anti-twisting property strengthen, and the lightening hole two arranged also reduces the quality of control arm, it is achieved that the light-weight design of control arm simultaneously.
In above-mentioned automobile control arm, described installation arm three offering the lightening hole three running through upper plate with lower plate, described upper plate turns down downwards formation annular flange three along the edge of lightening hole three, and described lower plate is connected with annular flange three.
Lightening hole three is the Z-axis direction lower counterbore of upper plate, by being arranged on the lightening hole three installing arm three, can further alleviate the quality of control arm, and the annular flange three that upper plate turns down downwards formation along the edge of lightening hole three can be connected with lower plate, so that the cavity of a still closing between upper plate and lower plate, this setting simultaneously also enhances the antitorque and bending resistance installing arm three.
In above-mentioned automobile control arm, described lower plate have three respectively along the edge of lightening hole one, the edge of lightening hole two and the edge of lightening hole three flip up the flange three of formation, three flange three connect one to one with annular flange one, annular flange two and annular flange three respectively.
Annular flange one, annular flange two and annular flange three all can with lower plate compact siro spinning technology, so that still form a cavity closed between upper plate and lower plate when offering lightening hole one, lightening hole two and lightening hole three, increase rigidity and the bearing capacity of control arm.
In above-mentioned automobile control arm, described upper plate and flange one, lower plate and flange two and lower plate and flange three are all in arc transition.
Upper plate and flange one, lower plate and flange two and lower plate are with flange three all in arc transition, and defect and the stress that can reduce control arm manufacture process are concentrated, simultaneously can by the stress normal direction evacuation stress along circular arc, reduction ess-strain, attenuating strain cracking risk.
In above-mentioned automobile control arm, described lightening hole one is mounting hole.
The direction of lightening hole one is along the direction of the tendency of control arm, and lightening hole one is mounting hole, can further realize the light-weight design of control arm.
In above-mentioned automobile control arm, described lightening hole three is looping pit.
The direction of lightening hole three is along the direction of control arm tendency, and lightening hole three is looping pit, further realizing the light-weight design of control arm in above-mentioned automobile control arm, the thickness of described upper plate is 2.8mm～3.5mm, and the thickness of described lower plate is 1.5mm～2.5mm.
By the thickness of upper plate with lower plate is arranged so that when the control arm that upper plate and lower plate are formed can guarantee that rigidity and the intensity of control arm, also can realize the light-weight design to control arm.
Compared with prior art, this automobile control arm has the advantage that
1, by the setting of upper plate Yu lower plate so that when ensureing rigidity and the intensity of control arm, defect and the stress that also can reduce control arm manufacture process are concentrated, simultaneously can by the stress normal direction evacuation stress along circular arc.
2, the setting of lightening hole one, lightening hole two and lightening hole three, can realize control arm light-weighted while, also can guarantee that the cavity becoming closure between upper plate with lower plate, thus also can guarantee that the strength and stiffness of control arm, enhancing the antitorque of control arm and bending resistance simultaneously.
3, annular flange one, annular flange two and annular flange three all with lower plate compact siro spinning technology, so that form a cavity closed between upper plate and lower plate, can increase rigidity and the bearing capacity of control arm.
Accompanying drawing explanation
Fig. 1 is the installation diagram of this automobile control arm.
Fig. 2 is the structural representation of upper plate in this automobile control arm.
Fig. 3 is the structural representation of lower plate in this automobile control arm.
Fig. 4 is the sectional view along A-A.
In figure, 1, control arm body；11, arm one is installed；12, arm two is installed；13, arm three is installed；14, lightening hole two；111, sleeve pipe one；112, lightening hole one；121, sleeve pipe two；131, connecting hole；132, lightening hole three；2, upper plate；21, flange one；22, annular flange one；23, annular flange two；24, annular flange three；3, lower plate；31, flange two；32, flange three.
Detailed description of the invention
The following is specific embodiment of the utility model and in conjunction with accompanying drawing, the technical solution of the utility model is further described, but this utility model is not limited to these embodiments.
Installing arm 1 as it is shown in figure 1, this automobile control arm includes having, install arm 2 12 and install the control arm body 1 of arm 3 13, installation arm 1 connects sleeve pipe 1, installs arm 2 12 and connects sleeve pipe 2 121, installs and offers connecting hole 131 on arm 3 13.
nullSpecifically，As in Figure 2-4，Control arm body 1 includes upper plate 2 and lower plate 3，The side of upper plate 2 turns down downwards formation and turns over all over 1，It is gradually reduced to the width turned on the direction of connecting hole 131 all over 1 at sleeve pipe 2 121，It is gradually reduced to the width turned on the direction of sleeve pipe 1 all over 1 at sleeve pipe 2 121，Lower plate 3 leans all over 1 with turning over，And lower plate 3 is formed with upper plate 2 laminating and closes box shaped cavity，Lower plate 3 flips up formation flange 2 31 near the two ends of sleeve pipe 2 121 and connecting hole 131，Flange 2 31 is connected with the bottom surface of upper plate 2，By coordinating between upper plate 2 with lower plate 3，Form one and close box shaped cavity，And turn over all over 1 width along sleeve pipe 2 121 to connecting hole 131 and sleeve pipe 2 121 being gradually reduced to the direction of sleeve pipe 1，Rigidity property in gradient is changed，Ensure that there is sufficiently large rigidity at sleeve pipe 2 121 place，To resist bigger power and the moment of torsion of the carrying of sleeve pipe 2 121 place，Sleeve pipe 2 121 place bending angle is bigger，Manufacture process easily cracks and the defect such as punching press is thinning，So that this automobile control arm can while ensureing performance and rigidity，Reduce the quality of control arm，Reach light-weight design.
nullFurtherly，Install and arm 1 offers the lightening hole 1 running through upper plate 2 with lower plate 3，Upper plate 2 turns down downwards formation annular along the edge of lightening hole 1 and turns over all over 1，Lower plate 3 is turned over annular and is connected all over 1，The middle part of control arm body 1 offers the lightening hole 2 14 running through upper plate 2 with lower plate 3，Upper plate 2 turns down downwards formation annular flange 2 23 along the edge of lightening hole 2 14，Lower plate 3 is connected with annular flange 2 23，Install and arm 3 13 offers the lightening hole 3 132 running through upper plate 2 with lower plate 3，Upper plate 2 turns down downwards formation annular flange 3 24 along the edge of lightening hole 3 132，Lower plate 3 is connected with annular flange 3 24，Lower plate 3 has three respectively along the edge of lightening hole 1、The edge of lightening hole 2 14 and the edge of lightening hole 3 132 flip up the flange 3 32 of formation，Three flange 3 32 respectively with annular flange 1、Annular flange 2 23 and annular flange 3 24 connect one to one，Lightening hole 1 is mounting hole，Lightening hole 3 132 is looping pit，Lightening hole 1、Lightening hole 2 14 and lightening hole 3 132 are all Z-axis direction lower counterbore，Turned over all over 1 by annular simultaneously、Annular flange 2 23 turns over all over 1 with annular flange 3 24 and with annular、The setting of the flange 3 32 that annular flange 2 23 is corresponding with annular flange 3 24，Upper plate 2 and lower plate 3 is made to offer lightening hole 1、Also a cavity closed can be formed while lightening hole 2 14 and lightening hole 3 132，Thus ensure that the rigidity of control arm and intensity，Also can improve installation arm 1 simultaneously、Antitorque and the bending resistance at control arm center and installation arm 3 13 place，Lightening hole 1 simultaneously、Lightening hole 2 14 and lightening hole 3 132 reduce the quality of control arm，Achieve the light-weight design of control arm.
Furtherly, upper plate 2 with turn over all over 1, lower plate and flange two and lower plate and flange three are all in arc transition, the thickness of upper plate 2 is 2.8mm～3.5mm, the thickness of lower plate 3 is 1.5mm～2.5mm, upper plate 2 with turn over all over 1, lower plate and flange two and lower plate and flange three are all in arc transition, stress can be evacuated along the normal direction of circular arc, reduce the strain of stress, lower control arm deformation herein, the risk of cracking, upper plate 2 is as vehicle with the scope of lower plate 3 and changes simultaneously, namely most of vehicles can realize the light-weight design to control arm within the scope of this, also the demand to control arm strength and stiffness can be met.
Specific embodiment described herein is only to this utility model spirit explanation for example.Described specific embodiment can be made various amendment or supplements or adopt similar mode to substitute by this utility model person of ordinary skill in the field, but without departing from spirit of the present utility model or surmount the scope that appended claims is defined.
Claims (10)
1. an automobile control arm, arm one (11), installation arm two (12) are installed including having and the control arm body (1) of arm three (13) is installed, described installation arm one (11) is connected to sleeve pipe one (111), described installation arm two (12) is connected to sleeve pipe two (121), described installation arm three (13) offers connecting hole (131), it is characterized in that, described control arm body (1) includes upper plate (2) and lower plate (3), and described lower plate (3) and upper plate (2) are connected to be formed and close box shaped cavity.
2. automobile control arm according to claim 1, it is characterized in that, the side of described upper plate (2) turns down downwards formation flange one (21), it is gradually reduced to the width of the direction upper overturning one (21) of connecting hole (131) at sleeve pipe two (121), being gradually reduced to the width of the direction upper overturning one (21) of sleeve pipe one (111) at sleeve pipe two (121), described lower plate (3) is connected with flange one (21).
3. automobile control arm according to claim 2, it is characterized in that, described lower plate (3) flips up formation flange two (31) near the two ends of sleeve pipe two (121) and connecting hole (131), and described flange two (31) is connected with the bottom surface of upper plate (2).
4. automobile control arm according to claim 3, it is characterized in that, described installation arm one (11) offers the lightening hole one (112) running through upper plate (2) with lower plate (3), described upper plate (2) turns down downwards formation annular flange one (22) along the edge of lightening hole one (112), and described lower plate (3) is connected with annular flange one (22).
5. automobile control arm according to claim 4, it is characterized in that, the middle part of described control arm body (1) offers the lightening hole two (14) running through upper plate (2) with lower plate (3), described upper plate (2) turns down downwards formation annular flange two (23) along the edge of lightening hole two (14), and described lower plate (3) is connected with annular flange two (23).
6. automobile control arm according to claim 5, it is characterized in that, described installation arm three (13) offers the lightening hole three (132) running through upper plate (2) with lower plate (3), described upper plate (2) turns down downwards formation annular flange three (24) along the edge of lightening hole three (132), and described lower plate (3) is connected with annular flange three (24).
7. automobile control arm according to claim 6, it is characterized in that, described lower plate (3) have three respectively along the edge of lightening hole one (112), the edge of lightening hole two (14) and the edge of lightening hole three (132) flip up the flange three (32) of formation, three flange three (32) connect one to one with annular flange one (22), annular flange two (23) and annular flange three (24) respectively.
8. automobile control arm according to claim 7, it is characterized in that, described upper plate (2) and flange one (21), lower plate (3) and flange two (31) and lower plate (3) and flange three (32) are all in arc transition.
9. the automobile control arm according to claim 4 or 5 or 6 or 7 or 8, it is characterised in that described lightening hole one (112) is mounting hole.
10. the automobile control arm according to claim 6 or 7 or 8, it is characterised in that described lightening hole three (132) is looping pit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620129909.1U CN205381110U (en) | 2016-02-19 | 2016-02-19 | Automobile control arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620129909.1U CN205381110U (en) | 2016-02-19 | 2016-02-19 | Automobile control arm |
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| Publication Number | Publication Date |
|---|---|
| CN205381110U true CN205381110U (en) | 2016-07-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620129909.1U Active CN205381110U (en) | 2016-02-19 | 2016-02-19 | Automobile control arm |
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| CN (1) | CN205381110U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107539055A (en) * | 2017-09-21 | 2018-01-05 | 北京汽车研究总院有限公司 | A kind of lower control arm and automobile |
| CN114571935A (en) * | 2022-03-28 | 2022-06-03 | 浙江吉利控股集团有限公司 | Lower swing arm and manufacturing method thereof and automobile |
-
2016
- 2016-02-19 CN CN201620129909.1U patent/CN205381110U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107539055A (en) * | 2017-09-21 | 2018-01-05 | 北京汽车研究总院有限公司 | A kind of lower control arm and automobile |
| CN114571935A (en) * | 2022-03-28 | 2022-06-03 | 浙江吉利控股集团有限公司 | Lower swing arm and manufacturing method thereof and automobile |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |