CN207128992U - Left steering joint arm - Google Patents
Left steering joint arm Download PDFInfo
- Publication number
- CN207128992U CN207128992U CN201721099560.2U CN201721099560U CN207128992U CN 207128992 U CN207128992 U CN 207128992U CN 201721099560 U CN201721099560 U CN 201721099560U CN 207128992 U CN207128992 U CN 207128992U
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- CN
- China
- Prior art keywords
- section
- hole
- bar segment
- bar
- joint arm
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of left steering joint arm, including the transverse bar pieces laterally set, the flat plate section being disposed longitudinally on rear side of transverse bar pieces right part, it is arranged on the vertical bar segment of flat plate section rear lateral portion top surface and is arranged on the inclination bar segment that at the top of vertical bar segment and back upper place inclination to the left extends, transverse bar pieces include screw thread bar segment successively from left to right, taper linkage section and straight bar section, taper linkage section is the frustum that diameter tapers into from right to left, the outer peripheral face of taper linkage section is provided with keyway, the diameter of screw thread bar segment is less than the left end diameter of taper linkage section, the left part of screw thread bar segment is provided with vertical pin-and-hole and longitudinal pin-and-hole, vertical pin-and-hole intersects insertion with longitudinal pin-and-hole and set；Flat plate section is provided with the drag link connecting hole of up/down perforation；The extended end portion for tilting bar segment is provided with the vertical pulling lever attachment hole of up/down perforation, and the axis of vertical pulling lever attachment hole is vertically arranged with tilting the axis of bar segment.The left steering joint arm is easy to process, and intensity is high, and security is good.
Description
Technical field
It the utility model is related to a kind of left steering joint arm.
Background technology
Existing automobile steering system generally includes left steering section for installing left side wheel device and for installing the right side
The right turn section of side wheel assembly, left steering joint arm is provided with left steering section, and existing left steering joint arm is usually the U of the opposite sex
Shape structure, and one end of left steering joint arm is usually securely attached on knuckle, one end hinged connection of the other end and Drag link
Together, and the approximate mid-section in left steering joint arm is provided with drag link connecting hole, the drag link connecting hole be used for connect turn to
Drag link, one end of the track rod is together with right turn section hinged connection, and therefore, when rocking arm is swung, rocking arm passes through
Drag link pulls left steering joint arm to swing, so as to drive left steering section to carry out the swing of corresponding amplitude, meanwhile, left steering joint arm
The swing of corresponding amplitude is carried out by track rod synchronous drive right turn section, then completes the go to action of wheel；But
It is therefore, complicated in processing and manufacturing because existing left steering joint arm is usually the U-shaped structure of the opposite sex, meanwhile, accuracy detection also compares
It is more difficult, secondly, the existing usual unreasonable structure of left steering joint arm, therefore under high load capacity working condition, also easily occur
The problem of fracture and deformation.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of simple in construction, easy to process, intensity height, and security is good
Left steering joint arm.
In order to solve the above technical problems, the utility model include laterally set transverse bar pieces, be disposed longitudinally on transverse bar
Flat plate section on rear side of section right part, it is arranged on the vertical bar segment of flat plate section rear lateral portion top surface and is arranged at the top of vertical bar segment simultaneously
Back upper place tilts the inclination bar segment of extension to the left, and it is structurally characterized in that：The transverse bar pieces include threaded rod successively from left to right
Section, taper linkage section and straight bar section, the taper linkage section are the frustum that diameter tapers into from right to left, and the taper connects
The outer peripheral face for connecing section is provided with keyway, and the diameter of the screw thread bar segment is less than the left end diameter of taper linkage section, the threaded rod
The left part of section is provided with the vertical pin-and-hole of up/down perforation and longitudinal pin-and-hole of front and rear insertion, and the vertical pin-and-hole is handed over longitudinal pin-and-hole
Fork insertion is set；The flat plate section is provided with the drag link connecting hole of up/down perforation；Set in the extended end portion for tilting bar segment
There is the vertical pulling lever attachment hole of up/down perforation, the axis of the vertical pulling lever attachment hole is vertically arranged with tilting the axis of bar segment.
After said structure, due to only having inclination bar segment to be provided at the top of vertical bar segment in the utility model and to the left
Back upper place tilts the special-shaped body of rod of extension, therefore, of the present utility model simple in construction, easy to manufacture and measurement, adds so as to reduce
Work cost and raising yield rate；It is by the way that the taper linkage section of transverse bar pieces is inserted into a left side and the utility model is when in use
In the taper connecting hole of knuckle, and it is circumferentially fixed to the utility model progress by the key body in keyway, meanwhile, in threaded rod
Spiral shell fills locking nut in section, so as to which most the utility model is fixedly connected on left steering section at last, in addition, worker can be by split pin
It is inserted into vertical pin-and-hole or longitudinal pin-and-hole, so as to prevent locking nut from falling off, then improves peace of the present utility model
Quan Xing, and it is that operator according to the operating position of oneself, will flexibly open for convenience to open up vertical pin-and-hole and longitudinal pin-and-hole
Mouth pin is inserted into vertical pin-and-hole or the longitudinal pin-and-hole of convenient insertion, then improves operating efficiency；In addition, Drag link is passed through
Ball head device is attached with vertical pulling lever attachment hole, and the drag link connecting hole is then used to connect track rod, accordingly, this turn
To drag link the other end together with right turn section hinged connection, so as to most the utility model and Drag link, left steering at last
Section and track rod assembling finish；Therefore, when the rocking arm in steering is swung, rocking arm pulls this practicality by Drag link
Novel swing, so as to drive left steering section to carry out the swing of corresponding amplitude, meanwhile, the utility model is same also by track rod
Step drives the swing of the corresponding amplitude of right turn section progress, then completes the go to action of wheel.
In order to increase the structural strength of vertical pulling lever attachment hole, the extended end portion for tilting bar segment is cylindric end, institute
The diameter for stating cylindric end is more than the width that inclination bar segment projects in the horizontal plane, the vertical pulling lever attachment hole and cylindric end
Portion is coaxially disposed.
In order to avoid the ball head device that is installed in vertical pulling lever attachment hole and adjacent tilting bar section surface occur friction or
Person's movement interference, the upper surface of the cylindric end are higher than the upper surface of adjacent inclined bar segment.
In order to facilitate connecting ball head device, the aperture of the vertical pulling lever attachment hole becomes larger from top to bottom.
In order to ensure that flat plate section connects the bonding strength of vertical bar segment and transverse bar pieces, meanwhile, and can ensures that drag link connects
Connect hole has enough structural strengths in flat plate section, and the right side of the flat plate section is vertically provided with the swollen of the semi-cylindrical of evagination
Big portion, the drag link connecting hole are coaxially disposed with bulb.
In order to avoid with flat plate section friction or movement interference, institute occur for the ball head device being installed in drag link connecting hole
State to be correspondingly provided with the top surface and bottom surface of flat plate section and be coaxially disposed upper land and lower land with bulb.
Ball head device is installed for convenience, and the aperture of the drag link connecting hole becomes larger from top to bottom.
In order to reduce the weight of straight bar section, while and can ensures that straight bar section has good structural strength, the straight bar section
Thickness up and down from left to right gradually it is thinning, the thickness up and down of the flat plate section is equal with the thickness up and down of straight bar section right-hand member.
In order to increase the bonding strength of straight bar section and flat plate section, the inner side angle between the straight bar section and flat plate section is set
There is arc-shaped transition section.
In order to facilitate inserting split pin, the both ends of the vertical pin-and-hole and longitudinal pin-and-hole are provided with the small taper of outer imperial palace and are oriented to
Hole.
In summary, the utility model is simple in construction, easy to process, and intensity is high, and security is good, meanwhile, convenient and left-hand rotation
Xiang Jie, Drag link and track rod are attached.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and detailed description：
Fig. 1 is main structure diagram of the present utility model；
Fig. 2 is overlooking the structure diagram of the present utility model；
Fig. 3 is left view structural representation of the present utility model；
Fig. 4 is the cross section structure diagram of the line A-A along Fig. 1.
Embodiment
Referring to the drawings, the left steering joint arm include laterally set transverse bar pieces 1, be disposed longitudinally on the right-hand member of transverse bar pieces 1
Flat plate section 2 on rear side of portion, be arranged on the vertical bar segment 3 of the rear lateral portion top surface of flat plate section 2 and be arranged on the vertical top of bar segment 3 and to
The inclination bar segment 4 of left back inclined upward extension, the transverse bar pieces 1, flat plate section 2, vertical bar segment 3 and inclination bar segment 4 preferably pass through
The mode of forging simultaneously carries out integral bending and molding, is pushed up due to only having inclination bar segment 4 to be provided in vertical bar segment 3 in the utility model
Portion and to the left back upper place tilt the special-shaped body of rod of extension, therefore, structure overall simple of the present utility model, easy to manufacture and survey
Amount, so as to reduce processing cost and improve yield rate；With continued reference to shown in accompanying drawing, the transverse bar pieces 1 include successively from left to right
Screw thread bar segment 5, taper linkage section 6 and straight bar section 7, taper linkage section 6 are diameter tapers into from right to left frustum, taper
The outer peripheral face of linkage section 6 is provided with keyway 8, the preferred woodruff key keyway of the keyway 8, and the diameter of the screw thread bar segment 5 connects less than taper
The left end diameter of section 6 is connect, secondly, the left part of screw thread bar segment 5 is provided with the vertical pin-and-hole 9 of up/down perforation and the longitudinal direction of front and rear insertion
Pin-and-hole 10, the vertical pin-and-hole 9 intersects insertion with longitudinal pin-and-hole 10 and set, in addition, inserting split pin for convenience, the vertical pin-and-hole
9 and the both ends of longitudinal pin-and-hole 10 be additionally provided with the small taper pilot hole 18 of outer imperial palace.
With continued reference to accompanying drawing, in order to reduce the weight of straight bar section 7, while and can ensures that straight bar section 7 has good structure
Intensity, the thickness up and down of straight bar section 7 is gradually thinning from left to right, and still, the front and rear width at the both ends of straight bar section 7 preferably keeps phase
Together, certainly, as shown in Fig. 2 the front and rear width that straight bar section 7 projects in the horizontal plane can also become narrow gradually setting from left to right,
Secondly, the section configuration of the left end of straight bar section 7 is preferably circular, and the section configuration of the right part of straight bar section 7 is gradual from left to right
By circular gradual change to ellipse or rectangle；In addition, the thickness up and down of flat plate section 2 is preferably thick up and down with the right-hand member of straight bar section 7
Degree keeps equal, secondly, the left and right width of flat plate section 2 and the front and rear width of the right-hand member of straight bar section 7, the left and right width of vertical bar segment 3
Keep equal, secondly, as shown in Fig. 2 in order to increase the bonding strength of straight bar section 7 and flat plate section 2, straight bar section 7 and flat plate section 2 it
Between inner side angle be additionally provided with arc-shaped transition section 17, certainly, the arc-shaped transition section 17 is passed through with straight bar section 7 and flat plate section 2
Integral forging forming.With continued reference to accompanying drawing, the ball head device in order to facilitate the utility model and track rod is attached,
Be additionally provided with the drag link connecting hole 11 of up/down perforation in flat plate section 2, and in order to avoid drag link connecting hole 11 be directly opened in it is flat
The middle part of plate section 2, so as to influence the structural strength of flat plate section 2, the right side of the flat plate section 2 is vertically provided with the semi-cylindrical of evagination
Bulb 14, the bulb 14 are integrally formed with flat plate section 2 by forging method, and secondly, the drag link connecting hole 11 is with expanding
Portion 14 is coaxially disposed；In addition, in order to avoid the ball head device that is installed in drag link connecting hole 11 and flat plate section 2 occur friction or
Person's movement interference, it is correspondingly provided with the top surface of flat plate section 2 and bottom surface and is coaxially disposed upper land 15 and lower land 16 with bulb 14；
Secondly, ball head device is installed for convenience, the aperture of drag link connecting hole 11 becomes larger from top to bottom；Therefore, it is convenient to turn
The bottom of flat plate section 2 is connected to by ball head device to drag link.
With continued reference to accompanying drawing, in order to which the ball head device with Drag link is attached, tilts and also set in the extended end portion of bar segment 4
There is the vertical pulling lever attachment hole 12 of up/down perforation, the axis of vertical pulling lever attachment hole 12 is vertically arranged with tilting the axis of bar segment 4；Together
When, in order to increase the structural strength of vertical pulling lever attachment hole 12, the extended end portion for tilting bar segment 4 is cylindric end 13, such as Fig. 2 institutes
Showing, the diameter of the cylindric end 13, which is more than, tilts the width that bar segment 4 projects in the horizontal plane, accordingly, vertical pulling lever attachment hole
12 are coaxially disposed with cylindric end 13；Secondly, in order to avoid be installed on the ball head device in vertical pulling lever attachment hole 12 with it is adjacent
The surface of inclination bar segment friction or movement interference occurs, the upper surface of cylindric end 13 is higher than adjacent inclined bar segment 4
Upper surface, the lower end of cylindric end 13 are less than the lower surface of adjacent inclined bar segment 4 downwards；And connecting ball head fills for convenience
Put, the aperture of vertical pulling lever attachment hole 12 becomes larger from top to bottom, and therefore, Drag link can be connected to tilting bar by ball head device
The bottom of section 4.
When specifically used, the taper linkage section 6 of transverse bar pieces 1 is inserted into the taper connecting hole of left steering section, and is led to
The key body crossed in keyway 8 is circumferentially fixed to the utility model progress, meanwhile, spiral shell fills locking nut in screw thread bar segment 5, so as to most
The utility model is fixedly connected on left steering section at last, in addition, split pin can be inserted into vertical pin-and-hole 9 or longitudinal direction by worker
In pin-and-hole 10, so as to prevent locking nut from falling off, security of the present utility model is then improved, and opens up vertical pin-and-hole 9
It is that split pin according to the operating position of oneself, is flexibly inserted into convenient insertion by operator for convenience with longitudinal pin-and-hole 10
Vertical pin-and-hole 9 or longitudinal pin-and-hole 10 in, then improve operating efficiency；In addition, Drag link is passed through into ball head device and vertical pulling
Lever attachment hole 12 is attached, and the drag link connecting hole 11 is then used to connect track rod, accordingly, the track rod
The other end is together with right turn section hinged connection, so as to which most the utility model and Drag link, left steering section and steering are horizontal at last
Pull bar assembling finishes；Therefore, when the rocking arm in steering is swung, rocking arm pulls the utility model to swing by Drag link,
So as to drive left steering section to carry out the swing of corresponding amplitude, meanwhile, the utility model is right also by track rod synchronous drive
Knuckle carries out the swing of corresponding amplitude, then completes the go to action of wheel, above-mentioned left steering section, right turn section, rocking arm, turns
It is the prior art in steering to drag link, Drag link, will not be described in detail herein.
In summary, the utility model is not limited to above-mentioned embodiment.Those skilled in the art, this reality is not being departed from
On the premise of with new spirit and scope, some change and modification can be done, it is new that all these changes all should fall into this practicality
The protection domain of type.
Claims (10)
1. a kind of left steering joint arm, including the transverse bar pieces laterally set（1）, be disposed longitudinally on transverse bar pieces（1）Behind right part
The flat plate section of side（2）, be arranged on flat plate section（2）The vertical bar segment of rear lateral portion top surface（3）And it is arranged on vertical bar segment（3）Top
And back upper place tilts the inclination bar segment of extension to the left（4）, it is characterised in that：The transverse bar pieces（1）Include successively from left to right
Screw thread bar segment（5）, taper linkage section（6）And straight bar section（7）, the taper linkage section（6）Tapered into for diameter from right to left
Frustum, the taper linkage section（6）Outer peripheral face be provided with keyway（8）, the screw thread bar segment（5）Diameter be less than taper
Linkage section（6）Left end diameter, the screw thread bar segment（5）Left part be provided with up/down perforation vertical pin-and-hole（9）Passed through with front and rear
Logical longitudinal pin-and-hole（10）, the vertical pin-and-hole（9）With longitudinal pin-and-hole（10）Intersect insertion to set；The flat plate section（2）On set
There is the drag link connecting hole of up/down perforation（11）；The inclination bar segment（4）Extended end portion be provided with up/down perforation Drag link
Connecting hole（12）, the vertical pulling lever attachment hole（12）Axis with tilt bar segment（4）Axis be vertically arranged.
2. left steering joint arm as claimed in claim 1, it is characterised in that:The inclination bar segment（4）Extended end portion be cylinder
Shape end（13）, the cylindric end（13）Diameter be more than tilt bar segment（4）The width projected in the horizontal plane is described straight
Pull bar connecting hole（12）With cylindric end（13）It is coaxially disposed.
3. left steering joint arm as claimed in claim 2, it is characterised in that:The cylindric end（13）Upper surface be higher than
Adjacent inclined bar segment（4）Upper surface.
4. left steering joint arm as claimed in claim 1, it is characterised in that:The vertical pulling lever attachment hole（12）Aperture by upper
Become larger downwards.
5. left steering joint arm as claimed in claim 1, it is characterised in that:The flat plate section（2）Right side be vertically provided with it is outer
The bulb of convex semi-cylindrical（14）, the drag link connecting hole（11）With bulb（14）It is coaxially disposed.
6. left steering joint arm as claimed in claim 5, it is characterised in that:The flat plate section（2）Top surface and bottom surface on it is corresponding
It is provided with and bulb（14）It is coaxially disposed land（15）With lower land（16）.
7. left steering joint arm as claimed in claim 1, it is characterised in that:The drag link connecting hole（11）Aperture by upper
Become larger downwards.
8. left steering joint arm as claimed in claim 1, it is characterised in that:The straight bar section（7）Thickness up and down from left to right
Gradual thinning, the flat plate section（2）Thickness up and down and straight bar section（7）The thickness up and down of right-hand member is equal.
9. left steering joint arm as claimed in claim 1, it is characterised in that:The straight bar section（7）With flat plate section（2）Between it is interior
Side angle is provided with arc-shaped transition section（17）.
10. left steering joint arm as claimed in claim 1, it is characterised in that:The vertical pin-and-hole（9）With longitudinal pin-and-hole（10）
Both ends be provided with the small taper pilot hole of outer imperial palace（18）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721099560.2U CN207128992U (en) | 2017-08-30 | 2017-08-30 | Left steering joint arm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721099560.2U CN207128992U (en) | 2017-08-30 | 2017-08-30 | Left steering joint arm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207128992U true CN207128992U (en) | 2018-03-23 |
Family
ID=61636922
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721099560.2U Expired - Fee Related CN207128992U (en) | 2017-08-30 | 2017-08-30 | Left steering joint arm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207128992U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111644819A (en) * | 2020-06-18 | 2020-09-11 | 山西中晋工业机械有限公司 | Machining process of steering knuckle for engineering truck |
| CN113104110A (en) * | 2021-05-24 | 2021-07-13 | 德惠市北方汽车底盘零部件有限公司 | Bent pull rod, manufacturing method thereof and automobile chassis |
-
2017
- 2017-08-30 CN CN201721099560.2U patent/CN207128992U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111644819A (en) * | 2020-06-18 | 2020-09-11 | 山西中晋工业机械有限公司 | Machining process of steering knuckle for engineering truck |
| CN113104110A (en) * | 2021-05-24 | 2021-07-13 | 德惠市北方汽车底盘零部件有限公司 | Bent pull rod, manufacturing method thereof and automobile chassis |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180323 Termination date: 20200830 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |