CN209634556U - Quarry tipper three-link steering mechanism - Google Patents
Quarry tipper three-link steering mechanism Download PDFInfo
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- CN209634556U CN209634556U CN201822120289.7U CN201822120289U CN209634556U CN 209634556 U CN209634556 U CN 209634556U CN 201822120289 U CN201822120289 U CN 201822120289U CN 209634556 U CN209634556 U CN 209634556U
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Abstract
The utility model discloses a kind of quarry tipper three-link steering mechanism, comprising: steering arm, drag link, steering hydraulic oil cylinder, bearing, positioning pin, bolt；Two steering arms are respectively and movably connected to drag link both ends, and two steering hydraulic oil cylinders are flexibly connected with steering arm respectively.The utility model avoids the problem of with engine and other component interferences, and quarry tipper is made to improve load-carrying and install big-block engine additional and provide possibility.
Description
Technical field
The utility model relates to a kind of quarry tippers, specifically, are related to a kind of quarry tipper three-link steering mechanism.
Background technique
Quarry tipper belongs to haul truck, is mainly used for the transport of large surface mine ore, mineral aggregate, it is mining from
It unloads and is mainly made of vehicle frame, engine, brake apparatus, running gear, steering system etc.；Steering system is quarry tipper weight
The component part wanted, wherein the space layout for rationally designing steering mechanism, the interference to avoiding with other components such as engines,
The long-life of tire, which uses, important influence.
Currently, quarry tipper hangs the dumper of preceding bridge in particular by dependent, mostly use steering arm before preceding bridge
Symmetrical arrangement afterwards, feature are that steering cylinder and drag link are separated arrangement, so that compact-sized saving space, but its portions
Part is located at before preceding bridge, needs to balance the space arrangement problem of the components such as front axle tie rod and engine.Now to mining self-unloading
The demand of vehicle develops to large-tonnage direction, thus results in the need for installing bigger engine, engine increases or changes and puts
When position, the front Qian Qiao needs to reserve sufficient space.So dumper dependent suspension Front Axle Steering Mechanism is needed using new knot
Structure is guaranteed under the premise of realizing turning function with avoiding the above problem, leaves greater room for engine installation.
Utility model content
The technical issues of the utility model is solved is to provide a kind of quarry tipper three-link steering mechanism, avoid with
The problem of engine and other component interferences, makes it possible that quarry tipper improves load-carrying and installs big-block engine additional.
Technical solution is as follows:
A kind of quarry tipper three-link steering mechanism, comprising: steering arm, steering hydraulic oil cylinder, bearing, is determined drag link
Position pin, bolt；Two steering arms are respectively and movably connected to drag link both ends, and two steering hydraulic oil cylinders are movable with steering arm respectively
Connection；Steering arm is provided with first axle bearing bore, second bearing hole, turns to connection through-hole, and first axle bearing bore turns to connection through-hole position
In steering arm end position, second bearing hole is located at first bearing hole, turns between connection through-hole；The both ends of drag link are provided with
First plug hole, bearing are mounted in first axle bearing bore, and positioning pin is mounted on bearing, in the first plug hole, and drag link is connected
End is flexibly connected with steering arm；It turns to and is provided with fixation hole on the outside of connection through-hole, bolt is mounted in fixation hole；Turn to liquid
Compressing cylinder is provided with hydraulic cylinder connection end in rear end, and hydraulic cylinder connection end is provided with the second plug hole；Telescopic rod one
End is mounted in steering hydraulic oil cylinder, and the other end is provided with telescopic rod connection end, and telescopic rod connection end is provided with third
Plug hole；Bearing is mounted in second bearing hole, and positioning pin is mounted on bearing, in the second plug hole, by hydraulic cylinder connecting pin
Head is flexibly connected with steering arm.
Further, the both ends of drag link are provided with drag link connection end, and the first plug hole is arranged in drag link connecting pin
On head, drag link connection end is U-shaped bayonet, and the first plug hole is arranged in U-shaped bayonet two sides, and first bearing hole is located at U-shaped card
In mouthful.
Further, hydraulic cylinder connection end, telescopic rod connection end are U-shaped bayonet, and the second plug hole is arranged hydraulic
The U-shaped bayonet two sides of oil cylinder connection end, second bearing hole are located in U-shaped bayonet；The setting of third fork head bore is connected in telescopic rod
The U-shaped bayonet two sides of end.
Further, telescopic rod connection end hangs preceding bridge with dependent by positioning pin, third fork head bore, bearing and is connected
It connects.
Further, bolt passes through fixation hole for steering arm and turns to axis connection.
The utility model technical effect includes:
All components of steering mechanism have all avoided preceding bridge front area, avoid and engine and other component interferences
Problem makes quarry tipper improve load-carrying and install big-block engine additional and provide possibility, and expands maintenance massive engine
The space of machine provides conveniently for worker operation.
Detailed description of the invention
Fig. 1 is the structural exploded view of quarry tipper three-link steering mechanism in the utility model；
Fig. 2 is the usage state diagram of quarry tipper three-link steering mechanism in the utility model.
Specific embodiment
The specific embodiment for fully showing the utility model is described below, to enable those skilled in the art to reality
It tramples and reproduces.
As shown in Figure 1, being the structural exploded view of quarry tipper three-link steering mechanism in the utility model；Such as Fig. 2 institute
Show, is the usage state diagram of quarry tipper three-link steering mechanism in the utility model.
The structure of quarry tipper three-link steering mechanism includes: steering arm 1, drag link 2, steering hydraulic oil cylinder 3, bearing
4, positioning pin 5, bolt 6.
Two steering arms 1 are connected to 2 both ends of drag link, and two steering hydraulic oil cylinders 3 are connected with steering arm 1 respectively
It connects；Steering arm 1 is provided with first axle bearing bore 11, second bearing hole 12, turns to connection through-hole 13, first axle bearing bore 11, the company of steering
It connects hole 13 and is located at 1 end position of steering arm, second bearing hole 12 is located at first axle bearing bore 11, turns between connection through-hole 13；
The both ends of drag link 2 are provided with drag link connection end 21, and drag link connection end 21 is provided with the first plug hole；Bearing 4 is pacified
In first axle bearing bore 11, positioning pin 5 is mounted on bearing 4, in the first plug hole, by drag link connection end 21 and steering arm
1 is connected.Realize drag link 2 around the reliable and stable rotary motion of first axle bearing bore 11.Turn to connection through-hole 13 be used for it is non-
The steering shaft of bridge 7 is connected before independent suspension, and the outside for turning to connection through-hole 13 is provided with fixation hole 14, turns to connection through-hole 13
It is sleeved in steering shaft, bolt 6 passes through fixation hole 14 for steering arm 1 and turns to axis connection, belongs to rigid connection.
The positioning of the first axle bearing bore 11, second bearing hole 12 of drag link 2 and steering hydraulic oil cylinder 3 is connected on steering arm 1
Optimized using quadratic programming, Gauss gradient method scheduling algorithm, guarantees that front wheel alignment relationship meets Ackermann steering geometry, avoid
Tire wear.
Drag link connection end 21 is U-shaped bayonet, and the setting of the first plug hole is in U-shaped bayonet two sides, first axle bearing bore 11
In in U-shaped bayonet.
Steering hydraulic oil cylinder 3 is provided with hydraulic cylinder connection end 31 in rear end, and hydraulic cylinder connection end 31 is provided with
Second plug hole；32 one end of telescopic rod is mounted in steering hydraulic oil cylinder 3, and the other end of telescopic rod 32 is provided with telescopic rod company
End 33 is connect, telescopic rod connection end 33 is provided with third fork head bore.Bearing 4 is mounted in second bearing hole 12, and positioning pin 5 is pacified
In bearing 4, the second plug hole, hydraulic cylinder connection end 31 is connected with steering arm 1.Telescopic rod connection end 33 is logical
Positioning pin 5, third fork head bore, bearing 4 is crossed to be connected with bridge 7 before dependent suspension.Steering hydraulic oil cylinder 3 surrounds second bearing hole
12 rotary motions.
Hydraulic cylinder connection end 31, telescopic rod connection end 33 are U-shaped bayonet, and the second plug hole, third fork head bore are set
It sets in U-shaped bayonet two sides, second bearing hole 12 is located in U-shaped bayonet.
7 two sides of bridge are equipped with front-wheel before dependent is hung, and steering hydraulic oil cylinder 3 pushes telescopic rod 32 flexible, to drive
Front-wheel surrounds steering axes.
Quarry tipper three-link steering mechanism is bilateral symmetry, bridge 7 before whole components are hung towards dependent
Bottom and rear side.Steering arm 1 is consolidated by bolt 6 in the lower part of front-wheel, in the first axle bearing bore 11, second of steering arm 1
Upper bearing (metal) 4 is installed in bearing hole 12, one end the first plug hole of drag link 2 is snapped to the most external first bearing of steering arm 1
Hole 11, steering arm 1 are inserted into the U-shaped bayonet of drag link connection end 21, positioning pin 5 are inserted into, to guarantee bearing 4 and drag link 2
It will not move up and down, and the rotation of drag link 2 is realized by the rotation of bearing 4 at this；Telescopic rod 32 is equally passed through bearing 4 and positioning
Pin 5 is connected to before dependent is hung on bridge 7, and other end oil cylinder connection end 31 is connected to the second bearing at the middle part of steering arm 1
Hole, to guarantee that bearing 4 and steering hydraulic oil cylinder 3 will not move up and down, and steering hydraulic oil cylinder 3 is leaned on relative to the rotation of steering arm 1
Rotation of bearing 4 is realized at this.
Utility model works principle: the three-link steering mechanism of the steering arm 1 of left and right two and an intermediate drag link 2,
Under the promotion of steering hydraulic oil cylinder 3, steering arm 1 drives left and right front-wheel according to Ackermam geometrical relationship regulation geometrical relationship pendulum
It is dynamic.
It should be understood that the foregoing is merely specific embodiment of the present utility model, but the protection of the utility model
Range is not limited thereto, and anyone skilled in the art within the technical scope disclosed by the utility model, can
Change or replacement are readily occurred in, should all cover and be within the protection scope of the utility model.Therefore, the protection of the utility model
Range should be based on the protection scope of the described claims.
Claims (5)
1. a kind of quarry tipper three-link steering mechanism characterized by comprising steering arm, drag link, steering hydraulic oil
Cylinder, bearing, positioning pin, bolt；Two steering arms are respectively and movably connected to drag link both ends, two steering hydraulic oil cylinders respectively with
Steering arm is flexibly connected；Steering arm is provided with first axle bearing bore, second bearing hole, turns to connection through-hole, and first axle bearing bore turns to
Connection through-hole is located at steering arm end position, and second bearing hole is located at first bearing hole, turns between connection through-hole；Drag link
Both ends are provided with the first plug hole, and bearing is mounted in first axle bearing bore, and positioning pin is mounted on bearing, in the first plug hole, will
Drag link connection end is flexibly connected with steering arm；It turns to and is provided with fixation hole on the outside of connection through-hole, bolt is mounted on fixation
In hole；Steering hydraulic oil cylinder is provided with hydraulic cylinder connection end in rear end, and hydraulic cylinder connection end is provided with the second plug
Hole；Telescopic rod one end is mounted in steering hydraulic oil cylinder, and the other end is provided with telescopic rod connection end, telescopic rod connection end
It is provided with third fork head bore；Bearing is mounted in second bearing hole, and positioning pin is mounted on bearing, in the second plug hole, will be hydraulic
Oil cylinder connection end is flexibly connected with steering arm.
2. quarry tipper three-link as described in claim 1 steering mechanism, which is characterized in that the both ends of drag link are provided with cross
Pull rod connection end, the first plug hole are arranged on drag link connection end, and drag link connection end is U-shaped bayonet, the first fork
Head bore is arranged in U-shaped bayonet two sides, and first bearing hole is located in U-shaped bayonet.
3. quarry tipper three-link as described in claim 1 steering mechanism, which is characterized in that hydraulic cylinder connection end is stretched
Contracting bar connection end is U-shaped bayonet, and the U-shaped bayonet two sides of hydraulic cylinder connection end, second bearing is arranged in the second plug hole
Hole is located in U-shaped bayonet；The U-shaped bayonet two sides of telescopic rod connection end are arranged in third fork head bore.
4. quarry tipper three-link as described in claim 1 steering mechanism, which is characterized in that it is fixed that telescopic rod connection end passes through
Position pin, third fork head bore, bearing hang preceding bridge with dependent and are connected.
5. quarry tipper three-link as described in claim 1 steering mechanism, which is characterized in that bolt passes through fixation hole and will turn to
Arm and steering axis connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822120289.7U CN209634556U (en) | 2018-12-17 | 2018-12-17 | Quarry tipper three-link steering mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822120289.7U CN209634556U (en) | 2018-12-17 | 2018-12-17 | Quarry tipper three-link steering mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209634556U true CN209634556U (en) | 2019-11-15 |
Family
ID=68473718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822120289.7U Active CN209634556U (en) | 2018-12-17 | 2018-12-17 | Quarry tipper three-link steering mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209634556U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109572809A (en) * | 2018-12-17 | 2019-04-05 | 内蒙古北方重型汽车股份有限公司 | Quarry tipper three-link steering mechanism |
| CN111169534A (en) * | 2019-11-29 | 2020-05-19 | 徐工集团工程机械股份有限公司 | Engineering truck and steering mechanism and steering control system thereof |
-
2018
- 2018-12-17 CN CN201822120289.7U patent/CN209634556U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109572809A (en) * | 2018-12-17 | 2019-04-05 | 内蒙古北方重型汽车股份有限公司 | Quarry tipper three-link steering mechanism |
| WO2020125426A1 (en) * | 2018-12-17 | 2020-06-25 | 内蒙古北方重型汽车股份有限公司 | Three-bar linkage steering mechanism of mining dumper |
| CN111169534A (en) * | 2019-11-29 | 2020-05-19 | 徐工集团工程机械股份有限公司 | Engineering truck and steering mechanism and steering control system thereof |
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