CN107757707A - A kind of automobile-used chassis pitman arm structure - Google Patents
A kind of automobile-used chassis pitman arm structure Download PDFInfo
- Publication number
- CN107757707A CN107757707A CN201711224600.6A CN201711224600A CN107757707A CN 107757707 A CN107757707 A CN 107757707A CN 201711224600 A CN201711224600 A CN 201711224600A CN 107757707 A CN107757707 A CN 107757707A
- Authority
- CN
- China
- Prior art keywords
- pitman arm
- bearing
- automobile
- pitman
- used chassis
- 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.)
- Withdrawn
Links
Landscapes
- Steering-Linkage Mechanisms And Four-Wheel Steering (AREA)
Abstract
The invention discloses a kind of automobile-used chassis pitman arm structure, including pitman arm body, first pitman arm, second pitman arm, 3rd pitman arm, turn to combination bearing, reinforcement component and protective coating, the pitman arm body is in sector structure, described steering combination bearing one end is equiped with the first pitman arm and connected by soldering, its other end is equiped with the second pitman arm and connected by soldering, the steering combination bearing side is equiped with the 3rd pitman arm and connected by soldering, first pitman arm, second pitman arm and the 3rd pitman arm outer surface are welded with reinforcement component, the steering combination bearing includes clutch shaft bearing and second bearing, the second bearing outer surface is provided with retainer and is sheathed on by it in clutch shaft bearing, protective coating is provided with the second bearing.Structure design advantages of simple of the present invention, ensure bulk strength using combination bearing is turned to.
Description
Technical field
The present invention relates to technical field of automobile accessories, and in particular to has arrived a kind of automobile-used chassis pitman arm structure.
Background technology
With the development of automotive engineering, the automobile of multi-axle steering is more and more common.The multiple-axle vehicle of follow-up steering generally needs
Pitman arm is wanted around the swing of steering intermediate shaft to transmit follow-up steering action.Meanwhile as independent suspension is more applied to
Heavy-duty car, the heavy-duty car steering of independent suspension, it usually needs a kind of vertical middle pitman arm axle construction is realized
The swing of pitman arm.Existing automobile-used chassis pitman arm structure design is unreasonable, the axle of automobile-used chassis pitman arm structure
Hold and supported the use with pitman shaft, but make it that the moment of torsion suffered by bearing is larger because pitman shaft is driven, bearing intensity is not
It is good, for a long time using bearing breaking is easily caused, influence service life.
The content of the invention
The problem to be solved in the present invention there is provided a kind of structure design advantages of simple, and using turning to, combination bearing guarantee is whole
The automobile-used chassis pitman arm structure of body intensity.
In order to solve the above problems, the invention provides a kind of automobile-used chassis pitman arm structure, including pitman arm sheet
Body, the first pitman arm, the second pitman arm, the 3rd pitman arm, steering combination bearing, reinforcement component and protective coating,
The pitman arm body is in sector structure, and described steering combination bearing one end is equiped with the first pitman arm and connected by soldering
Connect, its other end is equiped with the second pitman arm and connected by soldering, and the steering combination bearing side is equiped with the 3rd turn
Connected to rocking arm and by soldering, first pitman arm, the second pitman arm and the 3rd pitman arm outer surface are welded
There is reinforcement component, the steering combination bearing includes clutch shaft bearing and second bearing, and the second bearing outer surface is provided with axle
Hold retainer and be sheathed on by it in clutch shaft bearing, protective coating is provided with the second bearing.
As a further improvement on the present invention, first pitman arm, the second pitman arm, on the 3rd pitman arm
Offer bolt hole.
As a further improvement on the present invention, fixed bayonet socket is offered on the 3rd pitman arm.
As a further improvement on the present invention, first pitman arm and the second pitman arm angle are 130 ° -145 °,
First pitman arm and the second pitman arm angle are 110 ° -125 °.
As a further improvement on the present invention, the clutch shaft bearing is taper roll bearing, and the second bearing is aligning
Roller bearing, the retainer are in grid type structure, and the outer surface of clutch shaft bearing is provided with taper roller, the taper roller
It is sheathed on retainer.
As a further improvement on the present invention, first pitman arm, the second pitman arm, the 3rd pitman arm by
42crmo steel alloys are cast into integrated formed structure.
As a further improvement on the present invention, the clutch shaft bearing and second bearing are formed in one by aluminium alloy casting
Structure.
As a further improvement on the present invention, the protective coating is lithium base grease.
As a further improvement on the present invention, a diameter of 80-90mm for turning to combination bearing.
Using said structure, its advantage is：
Structure design advantages of simple of the present invention, turning to combination bearing includes clutch shaft bearing and second bearing, and clutch shaft bearing is circular cone
Roller bearing, second bearing are self-aligning roller bearing, and second bearing outer surface is provided with retainer and is sheathed on the by it
In one bearing, retainer is in grid type structure, and the outer surface of clutch shaft bearing is provided with taper roller, and taper roller is sheathed on axle
Hold on retainer, bulk strength is strengthened by knockdown bearing, energy is applied in combination in taper roll bearing and self-aligning roller bearing
Rotating accuracy is enough further enhanced, greatly extends the service life of bearing, clutch shaft bearing and second bearing are cast by aluminium alloy
The structure that is formed in one is made, intensity of aluminum alloy is high, and antiseptic property is good, further increases the bulk strength of bearing；Second bearing
Interior to be provided with protective coating, protective coating is lithium base grease, and lithium base grease plays lubrication to second bearing and pitman shaft
Effect, while there is good water-resistance, mechanical stability, anticorrosive property and oxidation stability, can effectively increase by
The ageing resistace of two bearings and pitman shaft, greatly increase second bearing and the service life of pitman shaft.
The present invention turns to combination bearing one end and is equiped with the first pitman arm and is connected by soldering, and its other end is equiped with
Second pitman arm is simultaneously connected by soldering, is turned to combination bearing side and is equiped with the 3rd pitman arm and is connected by soldering,
Soldering may be such that turning to combination bearing is connected more firm, the first pitman arm, the second pitman arm and the 3rd with pitman arm
Pitman arm outer surface is welded with reinforcement component, and reinforcement component can greatly strengthen the bulk strength of pitman arm,
First pitman arm, the second pitman arm, the 3rd pitman arm are cast into integrated formed structure by 42crmo steel alloys, 42crmo
Alloy hardness of steel is high, and wearability, antiseptic property is splendid, can further lift the bulk strength of pitman arm.
Brief description of the drawings
Fig. 1 is the automobile-used chassis pitman arm structural representation of the present invention.
In figure：The pitman arms of 1- first, the pitman arms of 2- second, the pitman arms of 3- the 3rd, 4- turn to combination bearing, and 5- adds
Strengthening tendons component, 6- clutch shaft bearings, 7- second bearings, 8- retainers, 9- protective coatings, 10- bolt holes, 11- fixing cards
Mouthful.
Embodiment
The present invention is further explained with reference to the accompanying drawings and examples.
As shown in figure 1, a kind of automobile-used chassis pitman arm structure, including pitman arm body, the first pitman arm 1,
Two pitman arms 2, the 3rd pitman arm 3, turn to combination bearing 4, reinforcement component 5 and protective coating 8, the pitman arm sheet
Body is in sector structure, and described steering combination bearing 4 one end is equiped with the first pitman arm 1 and connected by soldering, its other end
It is equiped with the second pitman arm 2 and is connected by soldering, steering combination bearing 4 side is equiped with the 3rd pitman arm 3 simultaneously
Connected by soldering, first pitman arm 1, the second pitman arm 2 and the outer surface of the 3rd pitman arm 3 are welded with reinforcement
Muscle component 5, the steering combination bearing 4 include clutch shaft bearing 6 and second bearing 7, and the outer surface of second bearing 7 is provided with bearing
Retainer 8 is simultaneously sheathed in clutch shaft bearing 6 by it, and protective coating 9 is provided with the second bearing 7,
First pitman arm 1, the second pitman arm 2, offer bolt hole 10 on the 3rd pitman arm 3, described 3rd turn
Fixed bayonet socket 11 is offered on to rocking arm 3.
First pitman arm 1 and the angle of the second pitman arm 2 are 130 ° -145 °, first pitman arm 1 and second turn
It it is 110 ° -125 ° to the angle of rocking arm 2.
Clutch shaft bearing 6 is taper roll bearing, and the second bearing 7 is self-aligning roller bearing, and the retainer 8 is in
Grid type structure, the outer surface of clutch shaft bearing 6 are provided with taper roller, and the taper roller is sheathed on retainer 8.
First pitman arm 1, the second pitman arm 2, the 3rd pitman arm 3 are formed in one by the casting of 42crmo steel alloys
Structure.
Clutch shaft bearing 6 and second bearing 7 are cast into integrated formed structure by aluminium alloy.
Protective coating 8 is lithium base grease, turns to a diameter of 80-90mm of combination bearing 4.
The above is example and explanation of the invention, but does not mean that the obtainable advantage of the present invention is so limited, all
It is one in may be to being realized in the simple transformation of structure, and/or some embodiments in practice process of the present invention the advantages of
It is or multiple in the protection domain of the application.
Claims (9)
- A kind of 1. automobile-used chassis pitman arm structure, it is characterised in that：Including pitman arm body, the first pitman arm（1）, Two pitman arms（2）, the 3rd pitman arm（3）, turn to combination bearing（4）, reinforcement component（5）And protective coating（8）, it is described Pitman arm body is in sector structure, the steering combination bearing（4）One end is equiped with the first pitman arm（1）And pass through soldering Connection, its other end are equiped with the second pitman arm（2）And connected by soldering, the steering combination bearing（4）Install side There is the 3rd pitman arm（3）And connected by soldering, first pitman arm（1）, the second pitman arm（2）Turned to the 3rd Rocking arm（3）Outer surface is welded with reinforcement component（5）, the steering combination bearing（4）Including clutch shaft bearing（6）With the second axle Hold（7）, the second bearing（7）Outer surface is provided with retainer（8）And clutch shaft bearing is sheathed on by it（6）It is interior, it is described Second bearing（7）It is interior to be provided with protective coating（9）.
- 2. automobile-used chassis pitman arm structure according to claim 1, it is characterised in that：First pitman arm（1）、 Second pitman arm（2）, the 3rd pitman arm（3）On offer bolt hole（10）.
- 3. automobile-used chassis pitman arm structure according to claim 1, it is characterised in that：3rd pitman arm（3） On offer fixed bayonet socket（11）.
- 4. automobile-used chassis pitman arm structure according to claim 1, it is characterised in that：First pitman arm（1） With the second pitman arm（2）Angle is 130 ° -145 °, first pitman arm（1）With the second pitman arm（2）Angle is 110°-125°。
- 5. automobile-used chassis pitman arm structure according to claim 1, it is characterised in that：The clutch shaft bearing（6）For circle Taper roller bearing, the second bearing（7）For self-aligning roller bearing, the retainer（8）In grid type structure, first axle Hold（6）Outer surface be provided with taper roller, the taper roller is sheathed on retainer（8）On.
- 6. automobile-used chassis pitman arm structure according to claim 1, it is characterised in that：First pitman arm（1）、 Second pitman arm（2）, the 3rd pitman arm（3）Integrated formed structure is cast into by 42crmo steel alloys.
- 7. automobile-used chassis pitman arm structure according to claim 1, it is characterised in that：The clutch shaft bearing（6）With Two bearings（7）Integrated formed structure is cast into by aluminium alloy.
- 8. automobile-used chassis pitman arm structure according to claim 1, it is characterised in that：The protective coating（8）For lithium Base grease.
- 9. automobile-used chassis pitman arm structure according to claim 1, it is characterised in that：The steering combination bearing（4） A diameter of 80-90mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711224600.6A CN107757707A (en) | 2017-11-29 | 2017-11-29 | A kind of automobile-used chassis pitman arm structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711224600.6A CN107757707A (en) | 2017-11-29 | 2017-11-29 | A kind of automobile-used chassis pitman arm structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107757707A true CN107757707A (en) | 2018-03-06 |
Family
ID=61275710
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711224600.6A Withdrawn CN107757707A (en) | 2017-11-29 | 2017-11-29 | A kind of automobile-used chassis pitman arm structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107757707A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113942571A (en) * | 2021-11-30 | 2022-01-18 | 重庆凯斯瑞机电设备有限公司 | High-strength two-bridge swing arm |
-
2017
- 2017-11-29 CN CN201711224600.6A patent/CN107757707A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113942571A (en) * | 2021-11-30 | 2022-01-18 | 重庆凯斯瑞机电设备有限公司 | High-strength two-bridge swing arm |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8469378B1 (en) | Steering knuckle assembly | |
| CN107757707A (en) | A kind of automobile-used chassis pitman arm structure | |
| CN207644459U (en) | A kind of automobile-used chassis pitman arm structure | |
| CN202242858U (en) | Balance shaft assembly applied to road transport vehicle | |
| CN203511165U (en) | Novel agricultural truck trailer axle | |
| CN202926857U (en) | Crankshaft with light weight of miniature automobile engine | |
| CN205009906U (en) | Suspension assembly and car | |
| CN203093656U (en) | Elastic bushing for vehicle suspension | |
| CN206017474U (en) | A kind of Novel end face tooth flanged yoke structure | |
| CN201833843U (en) | Suspension swinging arm assembly structure for vehicle | |
| CN108407972A (en) | A kind of rotation fairleader | |
| CN204493521U (en) | Brake hub | |
| CN103775290A (en) | Yawing supporting structure of wind generating set | |
| CN202529722U (en) | Walking wheel assembly for crane | |
| CN206904182U (en) | Automobile synchronizer cross axle | |
| CN208036403U (en) | A kind of light aluminum alloy knuckle | |
| CN207349256U (en) | A kind of fixing axle | |
| CN215720427U (en) | Novel anti-rotation reaming-free stable rear shaft coupling rubber bushing | |
| CN201619417U (en) | Lateral stabilizer bar | |
| CN207644073U (en) | A kind of vehicle bridge abnormity perforation axle construction | |
| CN220391338U (en) | Lightweight automobile steering knuckle | |
| CN211308170U (en) | High-strength cast iron shock absorber fork for heavy-load passenger vehicle | |
| CN208428898U (en) | A kind of automobile front axle front axle structures | |
| CN204729457U (en) | A kind of connecting rod of motor car engine and the bearing structure of bent axle | |
| CN202484151U (en) | Compound brake hub with inner lining |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180306 |
|
| WW01 | Invention patent application withdrawn after publication |