CN106004293A - Connection structure for ball pin and automobile independent suspension swing arm - Google Patents
Connection structure for ball pin and automobile independent suspension swing arm Download PDFInfo
- Publication number
- CN106004293A CN106004293A CN201610658433.5A CN201610658433A CN106004293A CN 106004293 A CN106004293 A CN 106004293A CN 201610658433 A CN201610658433 A CN 201610658433A CN 106004293 A CN106004293 A CN 106004293A
- Authority
- CN
- China
- Prior art keywords
- ball pin
- swing arm
- bolt
- independent suspension
- pin seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000725 suspension Substances 0.000 title claims abstract description 19
- 238000009434 installation Methods 0.000 claims description 34
- 230000000994 depressogenic effect Effects 0.000 claims description 9
- 239000011324 bead Substances 0.000 abstract 3
- 230000002159 abnormal effect Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000007423 decrease Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G7/00—Pivoted suspension arms; Accessories thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60G—VEHICLE SUSPENSION ARRANGEMENTS
- B60G7/00—Pivoted suspension arms; Accessories thereof
- B60G7/005—Ball joints
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vehicle Body Suspensions (AREA)
Abstract
The invention relates to a connection structure for a ball pin and an automobile independent suspension swing arm. The connection structure comprises a ball pin assembly and a swing arm body. The ball pin assembly and the swing arm body are fixedly connected through a bolt. The ball pin assembly comprises a ball pin and a ball pin base. The ball pin base comprises a ball pin shell and a ball pin base connection portion. The ball pin base connection portion is provided with two ball pin base through holes. The ball pin base connection portion and the swing arm body are fixedly connected through a bolt. An upper circular bead and a lower circular bead are added to the front side and the rear side of the ball pin base connection portion, the circular beads are in fit with the platform face of the swing arm, vertical force acting on the bolt and moment thereof are transferred to the ball pin base and the swing arm, bolt stress is greatly reduced, it is sufficiently ensured that the bolt will not lose efficiency, and reliability of bolt connection is ensured.
Description
Technical field
The invention belongs to automobile swing arm technical field, particularly relate to a kind of ball pin and Independent Suspension swing arm
Attachment structure.
Background technology
Automobile swing arm assembly, between body of a motor car and wheel, is that suspension is primarily directed toward rod member, bears and open
Move, brake, longitudinal force when turning and cross force, additionally it is possible to play distance rod effect, be to determine car load
One of critical piece of energy.Macpherson suspension has a lower swing arm；Double cross arm independent suspension has top link
And lower swing arm.
The general outside of the swing arm of independent suspension is connected by the knuckle of ball pin with wheel limit, inner side pass through lining and
Vehicle body or subframe connect.
Ball pin is equivalent to the joint of suspension, and between wheel and swing arm, relative motion is all completed by ball pin,
Therefore ball pin bearing capacity to be ensured, and to ensure multi-faceted motion.
Commercially often there are the failure phenomenons such as leakage of oil, turning moment is big, come off in ball pin, if ball pin 02
With swing arm 01 be one be necessary for changing whole swing arm as it is shown in figure 1, relatively costly；If ball pin
04 is fixed in swing arm 03 by bolt and nut 05, only need to change ball pin 04, cost-effective.
But ball pin 04 is fixed in swing arm 03 by bolt and nut 05 as in figure 2 it is shown, work as bolt and tighten
During moment decline, when causing braking, abnormal sound or local pressure are excessive and ftracture.
Summary of the invention
It is an object of the invention to provide the attachment structure of a kind of ball pin and Independent Suspension swing arm, to solve ball
When pin and swing arm are structure as a whole, change ball pin cost high；When ball pin and swing arm are Split type structure, bolt
Abnormal sound and local pressure is excessive and the problem that ftractures when screwing force decline causes braking.
The present invention is achieved by the following technical solutions:
A kind of ball pin and the attachment structure of Independent Suspension swing arm, including ball pin assembly and swing arm body；Institute
State ball pin assembly to be bolted to connection with described swing arm body；
Described ball pin assembly includes ball pin and ball pin seat；Described ball pin seat includes that ball pin shell and ball pin seat connect
Portion；
Described ball pin press-fits in described ball pin shell；
Described ball pin seat connecting portion is provided with two ball pin seat vias；
Described ball pin seat connecting portion is bolted to connection with described swing arm body；
Described swing arm body and described ball pin seat connecting portion junction are provided with out shelves, described in open shelves by this part
Described swing arm body is divided into front installation portion and rear installation portion；Described front installation portion is provided with two installing holes；
The installation via relative with two described installing holes it is provided with in the rear on installation portion；
Described ball pin seat connecting portion is opened in shelves described in inserting；And two described ball pin seat vias and two described peaces
Dress hole one_to_one corresponding；Via, described ball pin seat via and described installation are installed described in described screw bolt passes
Hole.
Before and after described ball pin seat connecting portion, both sides respectively include an installed surface, are positioned on described installed surface
The upper shoulder held and the lower shoulder being positioned at described installed surface lower end.
Upper and lower surface in described front installation portion upper and lower surface and described rear installation portion is all each provided with one and puts down
Table top；It is positioned at two flat surface of upper surface and two described upper shoulder one_to_one corresponding；It is positioned at the two of lower surface
Individual flat surface and two described lower shoulder one_to_one corresponding.
Described opening is each provided with two round table surface on shelves two medial wall；Two described installing holes and two described peaces
Dress via one_to_one corresponding is arranged in round table surface.
It is each provided with a depressed part before and after inside the described root opening shelves；Two described depressed parts are all and institute
State out shelves connection.
Described installing hole is screwed hole.
The screw thread of described bolt is straight more than the nominal of described bolt with the threaded engagement length of described front installation portion
Footpath.
The invention has the beneficial effects as follows:
The present invention increases upper shoulder and lower shoulder respectively by both sides before and after ball pin seat connecting portion, and shoulder divides
Do not fit with the flat surface in swing arm, act on the vertical force on bolt and moment transfers to ball pin seat and pendulum
On arm, significantly reduce the stress of bolt, fully ensure that bolt will not lose efficacy, it is ensured that threaded reliability.
The present invention, by arranging depressed part on grade root opening of swing arm, increases the bolted flexibility of swing arm,
After bolt is tightened, the shelves of opening of swing arm deform, and make the round table surface of swing arm be compressed tightly against on the installed surface of ball pin,
And produce the biggest frictional force, generation relative motion is reduced or eliminated between ball pin and swing arm, prevents abnormal sound.
The end of the polished rod of bolt of the present invention gos deep into swing arm front portion and opens in shelves, and opens the round table surface at shelves with front portion
Keep certain distance, reduce the stress at bolt light rod Yu screw thread transition position.
The threaded engagement length of the screw thread of bolt of the present invention and swing arm is more than the nominal diameter of bolt, it is ensured that screw thread
The reliability connected.
Accompanying drawing explanation
Fig. 1 is ball pin and the swing arm schematic diagram of existing integrative-structure；
Fig. 2 is the existing ball pin connected by bolt and nut and swing arm structure schematic diagram；
Fig. 3 is ball pin of the present invention and swing arm attachment structure schematic diagram；
Fig. 4 is the upward view of Fig. 3；
Fig. 5 is the A-A sectional view of Fig. 3；
Fig. 6 is the B-B sectional view of Fig. 3；
Fig. 7 is swing arm body construction schematic diagram of the present invention；
Fig. 8 is ball pin assembly structural representation of the present invention.
Description of reference numerals
01 swing arm, 02 ball pin, 03 swing arm, 04 ball pin, 05 bolt and nut, 1 ball pin assembly,
2 swing arm bodies, 3 bolts；11 ball pin shells, 12 ball pin seat connecting portions, 13 ball pin seat vias,
14 installed surfaces, 15 upper shoulders, 16 lower shoulders, 21 flat surface, 22 depressed parts, 23 springs
Boss, 24 linings installation cylinders, 25 round table surface, 26 linings installation cylinders, 27 installing holes, 28
Via, installation portion before 29, installation portion after 30 are installed.
Detailed description of the invention
Describing technical scheme by the following examples in detail, below example is only exemplary
, it is only capable of for explaining and illustrate technical scheme, and is not to be construed as the technology of the present invention side
The restriction of case.
The present invention provides the attachment structure of a kind of ball pin and Independent Suspension swing arm, as shown in Figures 3 to 8,
Including ball pin assembly 1 and swing arm body 2；Ball pin assembly 1 is connected by bolt 3 is fixing with swing arm body 2.
There are two support arms the inner side of the swing arm body 2 of the present invention, is provided with lining peace in the end of two support arms
Dress cylinder；The lining installation cylinder 26 being positioned at front side is arranged on vehicle body or subframe after press-fiting lining；
The lining installation cylinder 24 being positioned at rear side is also mounted on vehicle body or subframe after press-fiting lining.At this
In application, the inner side of swing arm body refers to the position being located remotely from the vehicle body of wheel；Swing arm body with turn to
The outside that one end is swing arm body that joint connects；In this application, anterior or front side refers to vehicle operation side
To；Rear portion or rear side are and anterior or that front side is relative side.
Ball pin assembly 1 includes ball pin and ball pin seat；Ball pin seat includes ball pin shell 11 and ball pin seat connecting portion
12；Ball pin shell 11 is structure as a whole by being welded to connect with ball pin seat connecting portion 12.
Ball pin interference press-fits in ball pin shell 11；Ball pin bolt connects with knuckle.In this application,
Ball pin is symmetrical relative to before and after median plane.
Ball pin seat connecting portion 12 is provided with two ball pin seat vias 13；In this application, two ball pins
The center line of seat via is in a plane and vertical with the plane at the center line place of ball pin shell.
Ball pin seat connecting portion 12 is connected by bolt 3 is fixing with swing arm body 2.
Before and after ball pin seat connecting portion 12, both sides respectively include an installed surface 14, are positioned at installed surface 14
The upper shoulder 15 of upper end and be positioned at the lower shoulder 16 of installed surface lower end.On the whole, ball pin seat connecting portion
Front side is groove type structure；The rear side of ball pin seat connecting portion is also groove structure.
Swing arm body 2 and ball pin seat connecting portion 12 junction are provided with out shelves, open shelves by this part swing arm originally
Body is divided into front installation portion 29 and rear installation portion 30；Front installation portion 29 is provided with two installing holes 27,
In the application, installing hole 27 is screwed hole, with the external screw thread threaded engagement of bolt 3 front end；In rear installation
The installation via 28 relative with two installing holes 27 it is provided with in portion 30.
Ball pin seat connecting portion 12 inserts and opens in shelves；And two ball pin seat vias 13 and two installing holes 27 1
One is corresponding；Bolt 3 sequentially passes through installation via 28, ball pin seat via 13 and installing hole 27, with installing hole
Threaded engagement.
Open and on shelves two medial wall, be each provided with two round table surface 25；Two installing holes 27 and two installation vias
28 one_to_one corresponding are arranged in round table surface 25.
Upper and lower surface in front installation portion 29 upper and lower surface and rear installation portion 30 is all each provided with a flat surface
21；It is positioned at two flat surface of upper surface and two upper shoulder one_to_one corresponding；It is positioned at two platforms of lower surface
Face and two lower shoulder one_to_one corresponding；Ball pin seat connecting portion insert open shelves after, four platforms face with two under
Shoulder plane and two upper shoulder plane one_to_one corresponding laminatings.
It is each provided with a depressed part 22 opening before and after inside the root of shelves；Two depressed parts 22 all with open shelves
Connection.
The threaded engagement length of the screw thread of bolt 3 and front installation portion 29 is more than the nominal diameter of bolt.
Swing arm body 2 is installed cylinder by lining and is arranged on vehicle body or subframe, and helical spring is arranged on pendulum
The surrounding of the spring boss 23 in the middle part of arm, ball pin is by wheel active force upwards, and helical spring is downward
Active force acts in the middle part of swing arm body, and when ball pin and swing arm body use bolt thread to connect, these hang down
The moment of straight power and generation thereof acts on bolt by ball pin and swing arm, between bolt and ball pin, bolt
And between swing arm, producing the biggest shearing force, this shearing force makes bolt deformation, abnormal sound even rupture.
In order to ensure threaded reliability, before and after ball pin, both sides increase upper shoulder and lower shoulder respectively,
Upper shoulder and lower shoulder are arranged in pairs or groups respectively in 4 flat surface of swing arm body, do so be used on bolt hang down
Straight power and moment thereof are transferred to, on ball pin and swing arm body, significantly reduce the stress of bolt, fully ensure that bolt
Will not lose efficacy.
Swing arm body arranges depressed part, increases the bolted flexibility of swing arm body, and in swing arm basis
4 round table surface and the installed surface laminating on ball pin seat connecting portion are set at the bolt through-hole on body, reduce contact
Area avoids interference with, when bolt tighten rear-swing arm body open shelves deformation, make the round table surface of swing arm body tightly
Be pressed on the installed surface of ball pin seat connecting portion, and produce the biggest frictional force, be reduced or eliminated ball pin assembly and
Produce relative motion between swing arm body, prevent abnormal sound.
The end of the polished rod of bolt gos deep into swing arm front portion and opens in shelves, and opens the round table surface holding one at shelves with front portion
Set a distance, reduces the stress at bolt light rod Yu screw thread transition position, as shown in Figure 3.
Below it is only the description of the preferred embodiment of the present invention, it is noted that due to literal expression
Finiteness, and objectively there is unlimited concrete structure, for the ordinary skill people of the art
For Yuan, under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, this
A little improvements and modifications also should be regarded as protection scope of the present invention.
Claims (7)
1. a ball pin and the attachment structure of Independent Suspension swing arm, it is characterised in that: include that ball pin is total
Become and swing arm body；Described ball pin assembly is bolted to connection with described swing arm body；
Described ball pin assembly includes ball pin and ball pin seat；Described ball pin seat includes that ball pin shell and ball pin seat connect
Portion；
Described ball pin press-fits in described ball pin shell；
Described ball pin seat connecting portion is provided with two ball pin seat vias；
Described ball pin seat connecting portion is bolted to connection with described swing arm body；
Described swing arm body and described ball pin seat connecting portion junction are provided with out shelves, described in open shelves by this part
Described swing arm body is divided into front installation portion and rear installation portion；Described front installation portion is provided with two installing holes；
The installation via relative with two described installing holes it is provided with in the rear on installation portion；
Described ball pin seat connecting portion is opened in shelves described in inserting；And two described ball pin seat vias and two described peaces
Dress hole one_to_one corresponding；Via, described ball pin seat via and described installation are installed described in described screw bolt passes
Hole.
Ball pin the most according to claim 1 and the attachment structure of Independent Suspension swing arm, its feature
It is: before and after described ball pin seat connecting portion, both sides respectively include an installed surface, are positioned at described installed surface
The upper shoulder of upper end and be positioned at the lower shoulder of described installed surface lower end.
Ball pin the most according to claim 2 and the attachment structure of Independent Suspension swing arm, its feature
It is: the upper and lower surface in described front installation portion upper and lower surface and described rear installation portion is all each provided with one and puts down
Table top；It is positioned at two flat surface of upper surface and two described upper shoulder one_to_one corresponding；It is positioned at the two of lower surface
Individual flat surface and two described lower shoulder one_to_one corresponding.
Ball pin the most according to claim 1 and the attachment structure of Independent Suspension swing arm, its feature
Be: described in open and on shelves two medial wall, be each provided with two round table surface；Described in two described installing holes and two
Via one_to_one corresponding is installed be arranged in round table surface.
Ball pin the most according to claim 1 and the attachment structure of Independent Suspension swing arm, its feature
It is: before and after inside the described root opening shelves, be each provided with a depressed part；Two described depressed parts all with
Described shelves of opening connect.
Ball pin the most according to claim 1 and the attachment structure of Independent Suspension swing arm, its feature
It is: described installing hole is screwed hole.
Ball pin the most according to claim 6 and the attachment structure of Independent Suspension swing arm, its feature
It is: the screw thread of described bolt is straight more than the nominal of described bolt with the threaded engagement length of described front installation portion
Footpath.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610658433.5A CN106004293B (en) | 2016-08-11 | 2016-08-11 | A kind of ball pin and the connection structure of Independent Suspension swing arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610658433.5A CN106004293B (en) | 2016-08-11 | 2016-08-11 | A kind of ball pin and the connection structure of Independent Suspension swing arm |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106004293A true CN106004293A (en) | 2016-10-12 |
| CN106004293B CN106004293B (en) | 2018-05-04 |
Family
ID=57135353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610658433.5A Expired - Fee Related CN106004293B (en) | 2016-08-11 | 2016-08-11 | A kind of ball pin and the connection structure of Independent Suspension swing arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106004293B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106476553A (en) * | 2016-11-15 | 2017-03-08 | 安徽江淮汽车集团股份有限公司 | A kind of Independent Suspension combines swing arm structure |
| CN108284874A (en) * | 2017-01-10 | 2018-07-17 | Ksm铸造集团有限公司 | Connecting rod for automobile multi link axle |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101348061A (en) * | 2008-08-27 | 2009-01-21 | 奇瑞汽车股份有限公司 | Automobile front suspension lower control arm |
| US20100072719A1 (en) * | 2008-09-19 | 2010-03-25 | David Hsu | Camber Arm and Ball Joint Assembly |
| CN102085782A (en) * | 2009-12-04 | 2011-06-08 | 现代自动车株式会社 | Suspension arm and manufacturing method for the same |
| CN204196624U (en) * | 2014-10-27 | 2015-03-11 | 湖南易通汽车配件科技发展有限公司 | A kind of independent suspension system integral type Top Crossbeam |
-
2016
- 2016-08-11 CN CN201610658433.5A patent/CN106004293B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101348061A (en) * | 2008-08-27 | 2009-01-21 | 奇瑞汽车股份有限公司 | Automobile front suspension lower control arm |
| US20100072719A1 (en) * | 2008-09-19 | 2010-03-25 | David Hsu | Camber Arm and Ball Joint Assembly |
| CN102085782A (en) * | 2009-12-04 | 2011-06-08 | 现代自动车株式会社 | Suspension arm and manufacturing method for the same |
| CN204196624U (en) * | 2014-10-27 | 2015-03-11 | 湖南易通汽车配件科技发展有限公司 | A kind of independent suspension system integral type Top Crossbeam |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106476553A (en) * | 2016-11-15 | 2017-03-08 | 安徽江淮汽车集团股份有限公司 | A kind of Independent Suspension combines swing arm structure |
| CN106476553B (en) * | 2016-11-15 | 2018-12-21 | 安徽江淮汽车集团股份有限公司 | A kind of Independent Suspension combination swing arm structure |
| CN108284874A (en) * | 2017-01-10 | 2018-07-17 | Ksm铸造集团有限公司 | Connecting rod for automobile multi link axle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106004293B (en) | 2018-05-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant after: ANHUI JIANGHUAI AUTOMOBILE GROUP Corp.,Ltd. Address before: 230601 Anhui Province, Hefei City Industrial Park, the Peach Blossom Road No. 669 Applicant before: ANHUI JIANGHUAI AUTOMOBILE Co.,Ltd. |
|
| COR | Change of bibliographic data | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180504 |