CN204279618U - A kind of steering swivel and independent suspension - Google Patents
A kind of steering swivel and independent suspension Download PDFInfo
- Publication number
- CN204279618U CN204279618U CN201420701308.4U CN201420701308U CN204279618U CN 204279618 U CN204279618 U CN 204279618U CN 201420701308 U CN201420701308 U CN 201420701308U CN 204279618 U CN204279618 U CN 204279618U
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- Prior art keywords
- steering swivel
- axostylus axostyle
- ear
- independent suspension
- swivel body
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Abstract
The utility model relates to a kind of steering swivel and independent suspension, this steering swivel comprises steering swivel body and axostylus axostyle, steering swivel body is provided with ear and lower ear, the top of upper ear and the bottom of lower ear are provided with multiple bolt hole, be provided with rib between upper ear and lower ear, steering swivel body and axostylus axostyle one-body molded.The utility model, by being set to one-body molded by steering swivel body and axostylus axostyle, avoiding the problem that split-type structural crack of weld and welding stress are concentrated, improves the intensity of steering swivel, make steering swivel can bear larger force and moment.This independent suspension comprises above-mentioned steering swivel, can parts are compact reliably links together by hanging oil cylinder, track arm, propelling rod, drg reaction plate and jackshaft etc., can bear larger force and moment, and detachable maintaining is convenient.
Description
Technical field
The utility model relates to technical field of engineering machinery, particularly relates to a kind of steering swivel and independent suspension.
Background technology
At present, on automobile, general suspension couples together vehicle body, vehicle frame and wheel elasticity, the main task of suspension transmits all force and moments acted between wheel and vehicle frame, and relax the impact load that vehicle frame is passed on road surface, the vibration of the bearing system that decay causes thus, ensures the smooth-going characteristic of running car, makes automobile high-speed, hugs the road.
Suspension is generally divided into independent suspension and dependent suspension two kinds.Independent suspension a kind ofly left and right wheels is suspended on suspension below vehicle frame or vehicle body individually through resilient suspension system, and left and right wheels is beated separately, irrelevant mutually.Present car is mostly adopt independent suspension system, but due to the complexity of its structure, except some Foreign Engineering Machinery enterprises, seldom has civilian heavy-duty vehicle (as hoisting crane) to adopt this structure.
Taking up room of independent suspension is little, and elastic element only bears vertical power, and the oscillation frequency of vehicle body and vehicle frame reduces, and can improve the ride comfort of hoisting crane in transition rough ground driving process; Independent suspension can also reduce driving engine height, and car load height of center of mass is declined, and improves the stationarity that full Terrain Cranes transition travels; Independent suspension can also make the self-movement separately of left and right two-wheeled, is independent of each other, and reduces inclination and the vibration of vehicle body, tire can be made to obtain good ground abhesion capacity simultaneously on fluctuating road surface.Independent suspension is applied in full Terrain Cranes and can ensures that wheel has desirable motion characteristics when Uneven road and load change, ensure the road-holding property of automobile, make automobile obtain ability of running at high speed, therefore independent suspension is applied on big machinery (as hoisting crane) and has very important significance.
Steering swivel is as a component part of independent suspension, be a kind ofly support and drive vehicle wheel rotation and vehicle steadily travelled and sensitive transmission travel direction and the strength member of all force and moments between wheel and vehicle frame that automotive suspension transmits can be born, require that it has higher intensity.Due to the particularity of importance when steering swivel is on active service and shape, the development of domestic and international technical personnel to steering swivel is paid much attention to.
Have a kind of independent suspension be applicable on mining truck in prior art, its axostylus axostyle and steering swivel body are split type, steering swivel body casting, are interference fit between axostylus axostyle and steering swivel body.Mainly there is following problem in the steering swivel of this structure:
(1) the Split type welding structure of axostylus axostyle and steering swivel body easily produces crack of weld and welding stress and concentrates, and may cause strength reduction;
(2) axostylus axostyle adopts square key to be connected with terminal pad, can not accurately locate, and the force and moment that square key bears is comparatively large, easily causes the function of square key to lose efficacy;
(3) steering swivel body adopts foundry technique shaping, and cast blank can only process the steering swivel of applicable single product, and commonality is poor.
Utility model content
The purpose of this utility model proposes a kind of steering swivel and independent suspension, solves the problem that steering swivel stress of the prior art is concentrated as possible.
For achieving the above object, the utility model provides a kind of steering swivel, comprise steering swivel body (1) and axostylus axostyle (2), described steering swivel body (1) is provided with ear (4) and lower ear (5), the top of described upper ear (4) and the bottom of described lower ear (5) are provided with multiple bolt hole (6), be provided with rib between described upper ear (4) and described lower ear (5), described steering swivel body (1) and described axostylus axostyle (2) one-body molded.
Further, described steering swivel is integrated forging molding.
Further, described axostylus axostyle (2) has hollow structure, and described hollow structure is provided with mounting hole (7) near one end of described steering swivel body (1), and described mounting hole (7) is for installing bearing and oil sealing.
Further, described axostylus axostyle (2) is provided with outside thread (9) away from the end of one end of described steering swivel body (1).
Further, described outside thread (9) and described axostylus axostyle (2) are provided with spline (8) between one end of described steering swivel body (1).
Further, described steering swivel body (1) forms ring plain (3) near one end of described axostylus axostyle (2), the surface of described ring plain (3) is provided with multiple bolt hole (6), for installing drg reaction plate (24).
For achieving the above object, the utility model additionally provides a kind of independent suspension, comprise above-mentioned steering swivel, hanging oil cylinder (21), track arm (22), propelling rod (23), drg reaction plate (24) and jackshaft (25), wherein said steering swivel comprises ear (4), lower ear (5) and ring plain (3), described hanging oil cylinder (21) is connected with described steering swivel by multiple bolts hole (6) at the top of described upper ear (4), described track arm (22) is connected with described steering swivel by multiple bolts hole (6) of the bottom of described lower ear (5), described propelling rod (23) is connected with described track arm (22), described drg reaction plate (24) is connected with described steering swivel by the multiple bolts hole (6) on described ring plain (3), described jackshaft (25) inserts the hollow structure of described axostylus axostyle (2).
Further, described independent suspension also comprises wheel limit assembly (26), described steering swivel comprises axostylus axostyle (2), at described axostylus axostyle (2), the end of one end of described steering swivel body (1) is provided with outside thread (9), between one end of described steering swivel body (1), spline (8) is provided with at described outside thread (9) and described axostylus axostyle (2), described limit assembly (26) of taking turns is set on described axostylus axostyle (2), and engaged by described spline (8), outside thread (9) on described axostylus axostyle (2) and tightening member cooperatively interact, limit and describedly take turns the axial motion of limit assembly (26) along described axostylus axostyle (2).
Further, described tightening member is nut (27) or jump ring.
Based on technique scheme, the utility model is by being set to one-body molded by steering swivel body and axostylus axostyle, avoid the problem that split-type structural crack of weld and welding stress are concentrated, improve the intensity of steering swivel, make steering swivel can bear larger force and moment.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, and form a application's part, schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the section-drawing of the utility model steering swivel embodiment.
Fig. 2 is the front view of the utility model steering swivel embodiment.
Fig. 3 is the birds-eye view of the utility model steering swivel embodiment.
Fig. 4 is the upward view of the utility model steering swivel embodiment.
Fig. 5 is the left view of the utility model steering swivel embodiment.
Fig. 6 is the structural representation of the utility model independent suspension embodiment.
In figure: 1-steering swivel body, 2-axostylus axostyle, 3-ring plain, the upper ear of 4-, ear under 5-, 6-bolt hole, 7-mounting hole, 8-spline, 9-outside thread, 21-hanging oil cylinder, 22-track arm, 23-propelling rod, 24-drg reaction plate, 25-jackshaft, 26-takes turns limit assembly, 27-nut, 28-main reduction gear.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in embodiment is clearly and completely described.Obviously, described embodiment is only a part of embodiment of the present utility model, instead of whole embodiments.Based on embodiment of the present utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " front ", " afterwards ", " on ", D score, " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of the instruction such as " outward " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore the restriction to the utility model protection domain can not be interpreted as.
As shown in Figure 1, be the section-drawing of the utility model steering swivel embodiment.This steering swivel comprises steering swivel body 1 and axostylus axostyle 2, described steering swivel body 1 is provided with ear 4 and lower ear 5, the top of described upper ear 4 and the bottom of described lower ear 5 are provided with multiple bolt hole 6, as shown in Figure 3 and Figure 4, be provided with rib between described upper ear 4 and described lower ear 5, described steering swivel body 1 and described axostylus axostyle 2 one-body molded.
Steering swivel body in the utility model and axostylus axostyle one-body molded, crack of weld that Split type welding structure easily produces and the problem that welding stress is concentrated can be overcome, improve the intensity of steering swivel, make steering swivel can bear larger force and moment.Be provided with the rib of arcuate structure between upper ear and lower ear, the rib of upper ear, lower ear and arcuate structure forms box-structure, and this box-structure intensity is high, and torsional property is good.
Preferably, described steering swivel can be integrated forging molding.Integrally the steering swivel of forging molding avoids the problem that welded structure weld seam easily ftractures better.The forging blank of steering swivel can have a variety of, 40Cr solid forging such as can be adopted shaping, modulation treatment.
In one embodiment, described axostylus axostyle 2 has hollow structure, and described hollow structure can be provided with mounting hole 7 near one end of described steering swivel body 1, and described mounting hole 7 is for installing bearing and oil sealing.This mounting hole is arranged on the end of hollow structure, may be used for installing bearing and oil sealing, is inserted the axle of hollow structure by loading ability of bearing; Can also inject lubricating oil in this mounting hole, lubricate bearing, reduce the friction force of bearing, oil sealing is used for closing this mounting hole, prevents the leakage of lubricating oil, can also prevent outside foreign material from entering this mounting hole simultaneously.
As shown in Figure 2, be the front view of the utility model steering swivel embodiment, as can be seen from Figure, at described axostylus axostyle 2, the end of one end of described steering swivel body 1 be provided with outside thread 9.This outside thread can cooperatively interact with nut or jump ring, carries out spacing to the installing component be set on axle, avoids installing component along the axial motion of axostylus axostyle.
Preferably, described outside thread 9 and described axostylus axostyle 2 are provided with spline 8 between one end of described steering swivel body 1.This spline can engage the installing component be set on axle, avoid installing component around spindle rotation, play constraint and fixation well, make axostylus axostyle can bear larger moment of torsion, and compared to adopting square key easily to cause inefficacy in prior art, spline herein has better reliability.
As shown in Figure 5, for the left view of the utility model steering swivel embodiment, can find out that the surface of described ring plain 3 is provided with multiple bolt hole 6, for installing drg reaction plate 24 at described steering swivel body 1 near one end of described axostylus axostyle 2 formation ring plain 3.This planar annular is formed near one end of axostylus axostyle at steering swivel, be also with steering swivel and axostylus axostyle integrated, the bolt hole on ring plain may be used for connect corresponding component.
As shown in Figure 6, the utility model additionally provides a kind of independent suspension, this independent suspension comprises above-mentioned steering swivel, hanging oil cylinder 21, track arm 22, propelling rod 23, drg reaction plate 24 and jackshaft 25, wherein said steering swivel comprises ear 4, lower ear 5 and ring plain 3, described hanging oil cylinder 21 is connected with described steering swivel by multiple bolts hole 6 at the top of described upper ear 4, described track arm 22 is connected with described steering swivel by multiple bolts hole 6 of the bottom of described lower ear 5, described propelling rod 23 is connected with described track arm 22, described drg reaction plate 24 is connected with described steering swivel by the multiple bolts hole 6 on described ring plain 3, described jackshaft 25 inserts the hollow structure of described axostylus axostyle 2.Wherein, jackshaft 25 can be connected with main reduction gear 28 with propelling rod 23.
Parts are compact reliably links together by hanging oil cylinder, propelling rod, jackshaft, drg reaction plate and track arm etc. for independent suspension of the present utility model, can bear the force and moment hanging and transmit, and detachable maintaining is convenient.
In one embodiment, described independent suspension also comprises wheel limit assembly 26, described steering swivel comprises axostylus axostyle 2, at described axostylus axostyle 2, the end of one end of described steering swivel body 1 is provided with outside thread 9, between one end of described steering swivel body 1, spline 8 is provided with at described outside thread 9 and described axostylus axostyle 2, described limit assembly 26 of taking turns is set on described axostylus axostyle 2, and engaged by described spline 8, outside thread on described axostylus axostyle 29 and tightening member cooperatively interact, and limit describedly to take turns the axial motion of limit assembly 26 along described axostylus axostyle 2.
Preferably, described tightening member is nut 27 or jump ring.
In the utility model the annexation of steering swivel and each parts and the transitive relation of force and moment as follows:
Hanging oil cylinder is connected by the bolt hole being arranged on ear surface on steering swivel, and the live load of getting on the bus of car load in traveling and quiescing process, static weight can be passed to steering swivel by hanging oil cylinder;
Track arm is connected by being arranged on the bolt hole of ear under steering swivel, and car load steering torque in steering procedure, by ear under track arm indirect transfer to steering swivel, realizes turning to of vehicle;
Propelling rod is connected indirectly by being arranged on the bolt hole of ear under steering swivel, and car load is in motion and quiescing process, and the distance between main reduction gear and wheel limit retrains guarantee by propelling rod, and this constrained force is indirectly transferred to ear under steering swivel by propelling rod.This propelling rod can be V-type propelling rod;
Drg reaction plate is connected by the bolt hole be arranged on steering swivel ring plain, and the brake torque of car load in braking procedure can be delivered to steering swivel ring plain by drg reaction plate, realizes the braking of vehicle.Axostylus axostyle end is provided with outside thread simultaneously, with the fastener element mated such as nut or jump ring, can carry out spacing to drg reaction plate and steering swivel, make not produce relative axial motion between drg reaction plate and steering swivel;
The power of jackshaft is passed to wheel limit assembly by the hollow structure of axostylus axostyle, realizes the driving of power to wheel reduction gear;
Wheel limit assembly is connected by the spline on axostylus axostyle and axostylus axostyle end, car load breaks away in the process of moving and uneven road surface impulsive force can, by wheel limit assembly Transmit evenly to the spline on steering swivel axostylus axostyle and axostylus axostyle end, realize taking turns the constraint of limit assembly and wheel reduction gear with fixing;
The shape of rib between upper and lower ear, as shown in Figure 1, bears the various wind tunnels of hanging oil cylinder and track arm transmission by can ensure sufficient intensity to the optimal design of existing steering swivel;
In sum, the above each parts is adopted linking together of bolt, spline, screw-in compact by steering swivel, and assembling with easy to maintenance, and can bear various power and the moment of above each parts transmission, ensures that independent suspension normally works.
Steering swivel of the present utility model can be applied to independent suspension, each element in suspension system can be linked together at compact and failure-free, bear the braking of full Terrain Cranes in transition process, sideslip and the force and moment from uneven road surface, and adopt modular assembly, compact conformation, commonality good.This steering swivel is not only applicable to independent suspension, can also be used for dependent suspension, steeraxle, drive axle etc., and is applied to all types of hoisting crane further and heavily blocks.
Steering swivel is applied to the independent suspension of full Terrain Cranes by the utility model, respectively compact to hanging oil cylinder, track arm, propelling rod, drg reaction plate, wheel limit assembly and jackshaft and failure-free is combined by the upper ear of steering swivel, end ear, disk, axostylus axostyle, axostylus axostyle male splines, axostylus axostyle end outside thread, axostylus axostyle hollow structure, played the performance of independent suspension well.The embodiment of the utility model independent suspension at least possesses one or more advantages following:
(1) due to upper ear of the present utility model, lower ear and ring plain being provided with bolt hole, hanging oil cylinder, propelling rod, jackshaft, drg reaction plate, track arm and wheel limit assembly can be linked together compactly, detachable maintaining is convenient.
(2) blank solid forging is shaping, improves the safety factor of steering swivel.
(3) owing to being provided with spline on axostylus axostyle, accurately location can be carried out to the assembling of wheel limit assembly and, with fixing, strengthen torque capacity.
(4) axostylus axostyle end is provided with outside thread, by ensureing that steering swivel does not occur to move to axial with wheel limit assembly with coordinating of nut or jump ring.
(5) symmetrical configuration is compact, and different machine up schemes is applicable to independent suspension, dependent suspension, drive axle and steeraxle, reduces mould development expense.
Finally should be noted that: above embodiment is only in order to illustrate that the technical solution of the utility model is not intended to limit; Although be described in detail the utility model with reference to preferred embodiment, those of ordinary skill in the field have been to be understood that: still can modify to detailed description of the invention of the present utility model or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solutions of the utility model, it all should be encompassed in the middle of the technical scheme scope of the utility model request protection.
Claims (9)
1. a steering swivel, it is characterized in that, comprise steering swivel body (1) and axostylus axostyle (2), described steering swivel body (1) is provided with ear (4) and lower ear (5), the top of described upper ear (4) and the bottom of described lower ear (5) are provided with multiple bolt hole (6), be provided with rib between described upper ear (4) and described lower ear (5), described steering swivel body (1) and described axostylus axostyle (2) one-body molded.
2. steering swivel according to claim 1, is characterized in that, described steering swivel is integrated forging molding.
3. steering swivel according to claim 1, it is characterized in that, described axostylus axostyle (2) has hollow structure, described hollow structure is provided with mounting hole (7) near one end of described steering swivel body (1), and described mounting hole (7) is for installing bearing and oil sealing.
4. steering swivel according to claim 1, is characterized in that, described axostylus axostyle (2) is provided with outside thread (9) away from the end of one end of described steering swivel body (1).
5. steering swivel according to claim 4, is characterized in that, described outside thread (9) and described axostylus axostyle (2) are provided with spline (8) between one end of described steering swivel body (1).
6. steering swivel according to claim 1, it is characterized in that, described steering swivel body (1) forms ring plain (3) near one end of described axostylus axostyle (2), the surface of described ring plain (3) is provided with multiple bolt hole (6), for installing drg reaction plate (24).
7. an independent suspension, it is characterized in that, comprise the steering swivel as described in any one of claim 1-6, hanging oil cylinder (21), track arm (22), propelling rod (23), drg reaction plate (24) and jackshaft (25), wherein said steering swivel comprises ear (4), lower ear (5) and ring plain (3), described hanging oil cylinder (21) is connected with described steering swivel by multiple bolts hole (6) at the top of described upper ear (4), described track arm (22) is connected with described steering swivel by multiple bolts hole (6) of the bottom of described lower ear (5), described propelling rod (23) is connected with described track arm (22), described drg reaction plate (24) is connected with described steering swivel by the multiple bolts hole (6) on described ring plain (3), described jackshaft (25) inserts the hollow structure of described axostylus axostyle (2).
8. independent suspension according to claim 7, it is characterized in that, described independent suspension also comprises wheel limit assembly (26), described steering swivel comprises axostylus axostyle (2), at described axostylus axostyle (2), the end of one end of described steering swivel body (1) is provided with outside thread (9), between one end of described steering swivel body (1), spline (8) is provided with at described outside thread (9) and described axostylus axostyle (2), described limit assembly (26) of taking turns is set on described axostylus axostyle (2), and engaged by described spline (8), outside thread (9) on described axostylus axostyle (2) and tightening member cooperatively interact, limit and describedly take turns the axial motion of limit assembly (26) along described axostylus axostyle (2).
9. independent suspension according to claim 8, is characterized in that, described tightening member is nut (27) or jump ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420701308.4U CN204279618U (en) | 2014-11-20 | 2014-11-20 | A kind of steering swivel and independent suspension |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420701308.4U CN204279618U (en) | 2014-11-20 | 2014-11-20 | A kind of steering swivel and independent suspension |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204279618U true CN204279618U (en) | 2015-04-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420701308.4U Expired - Fee Related CN204279618U (en) | 2014-11-20 | 2014-11-20 | A kind of steering swivel and independent suspension |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204279618U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105216863A (en) * | 2014-11-20 | 2016-01-06 | 徐州重型机械有限公司 | A kind of steering swivel and independent suspension |
| CN106828597A (en) * | 2016-12-27 | 2017-06-13 | 徐州重型机械有限公司 | Transfer, hanging oil cylinder, control system, method and crane |
| CN110588775A (en) * | 2019-08-16 | 2019-12-20 | 江苏瑞江车辆系统有限公司 | Steering knuckle |
| US11364950B2 (en) | 2016-12-27 | 2022-06-21 | Xuzhou Heavy Machinery Co., Ltd. | Steering control system and method as well as crane |
-
2014
- 2014-11-20 CN CN201420701308.4U patent/CN204279618U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105216863A (en) * | 2014-11-20 | 2016-01-06 | 徐州重型机械有限公司 | A kind of steering swivel and independent suspension |
| CN106828597A (en) * | 2016-12-27 | 2017-06-13 | 徐州重型机械有限公司 | Transfer, hanging oil cylinder, control system, method and crane |
| CN106828597B (en) * | 2016-12-27 | 2020-06-19 | 徐州重型机械有限公司 | Steering control system, crane and steering control method |
| US11364950B2 (en) | 2016-12-27 | 2022-06-21 | Xuzhou Heavy Machinery Co., Ltd. | Steering control system and method as well as crane |
| CN110588775A (en) * | 2019-08-16 | 2019-12-20 | 江苏瑞江车辆系统有限公司 | Steering knuckle |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150422 Termination date: 20181120 |
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| CF01 | Termination of patent right due to non-payment of annual fee |