CN206772600U - Knuckle durability test apparatus - Google Patents
Knuckle durability test apparatus Download PDFInfo
- Publication number
- CN206772600U CN206772600U CN201720578506.XU CN201720578506U CN206772600U CN 206772600 U CN206772600 U CN 206772600U CN 201720578506 U CN201720578506 U CN 201720578506U CN 206772600 U CN206772600 U CN 206772600U
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- Prior art keywords
- knuckle
- section
- force
- forced section
- test apparatus
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- 238000012360 testing method Methods 0.000 title claims abstract description 31
- 238000009434 installation Methods 0.000 claims description 4
- 230000001133 acceleration Effects 0.000 description 5
- 230000005484 gravity Effects 0.000 description 4
- 238000004088 simulation Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
A kind of knuckle durability test apparatus, including：Bottom plate；The forced section being fixedly installed on the bottom plate, for installing knuckle；The force section being fixedly installed on bottom plate, the power that the forced section can be applied by the force section from overall width direction side, overall height direction side and vehicle commander direction both sides.Knuckle durability test apparatus of the present utility model can apply the load from different directions to knuckle, to simulate the stress of knuckle under different operating modes, carry out long duration test.
Description
Technical field
It the utility model is related to auto parts and components technical field of measurement and test, and in particular to a kind of knuckle durability test apparatus.
Background technology
Spindle is part important on automobile, directly affects vehicle security and comfort property, its fatigue life
It is required that the basic demand for the Design of Auto Parts.Automobile in traveling can pass through different road surfaces, and knuckle can bear various
The load of different operating modes, the load born can also come from different directions.The knuckle long duration test dress that existing producer is developed
Put, be typically only capable of applying unidirectional load, lack a kind of comprehensive comprehensive durability test apparatus.
Utility model content
The utility model solves the problems, such as to be to provide a kind of knuckle durability test apparatus that can apply multiaxis loading.
To solve the above problems, the utility model provides a kind of knuckle durability test apparatus, including：Bottom plate；Fixed peace
Loaded on the forced section on the bottom plate, for installing knuckle；The force section being fixedly installed on bottom plate, the forced section can
The power applied by the force section from overall width direction side, overall height direction side and vehicle commander direction both sides.
Optionally, the force section includes：First force section, it is arranged at intervals with the forced section along overall width direction；Second
Force section, the 3rd force section, the both sides of the forced section are located at along vehicle commander direction, and are arranged at intervals respectively with the forced section；
4th force section, it is arranged at intervals with the forced section along overall height direction.
Optionally, each force section is hydraulic servo fatigue system.
Optionally, in addition to：The first column being installed on bottom plate, first force section are installed on first column
On；
The second column being installed on bottom plate, second force section are installed on second column；
The 3rd column being installed on bottom plate, the 3rd force section are installed on the 3rd column；
Portal frame, the 4th force section are hung on the portal frame.
Optionally, in addition to：The 4th column being installed on bottom plate, it is connected for being installed according to real vehicle state with knuckle
Damper, steering linkage and control arm.
Optionally, the forced section is consistent in the size in overall height direction and the diameter of tyres of automobile.
Optionally, the forced section bears the stress point for the power that first force section is applied close to the forced section
Bottom, the bottom of the forced section are bonded with the bottom plate.
Optionally, the forced section bears the stress point for the power that the 3rd force section is applied close to the forced section
Bottom, the bottom of the forced section are bonded with the bottom plate.
Optionally, the forced section bears the stress point of the power that second force section is applied to the bottom of the forced section
The size in portion is equal to the tire radius of automobile.
Optionally, the forced section has the plane of the power for bearing to be applied from the force section.
Compared with prior art, the technical solution of the utility model has advantages below：
Knuckle durability test apparatus of the present utility model includes：Bottom plate and the forced section being fixedly installed on bottom plate, by
Knuckle is installed according to real vehicle state in power portion, the force section being fixedly installed on bottom plate can be from overall width direction side, overall height
Direction side and the power that laterally suffered power portion applies of vehicle commander direction two, the power that forced section is born is what knuckle was born
Power.
Wherein, the automobile gravity that knuckle is born is to referred to as vertical force, namely force section is from the lateral force of overall height direction one
The power that portion applies.The tire and the frictional force on ground that knuckle is born during steering are referred to as side force, namely force section is from overall width side
The power applied to a lateral forced section.The power acted on during braking by wheel on knuckle is referred to as longitudinal force, namely force section from
The power that wherein one lateral forced section of vehicle commander direction applies.Automobile is in driving, acceleration mode or when being travelled in Belgian pavement, wheel
The longitudinal force that the impulsive force being subject to is decomposed, namely the power that force section applies from another lateral forced section in vehicle commander direction.
So as to, knuckle durability test apparatus of the present utility model can apply the load from different directions to knuckle,
To simulate the stress of knuckle under different operating modes, long duration test is carried out.
Brief description of the drawings
Fig. 1 is the stereogram of the utility model embodiment knuckle durability test apparatus, and the first force section, second are applied in figure
Power portion and the 3rd force section only show part-structure；
Fig. 2 is the stereogram of the column of the utility model embodiment first, the second column and the 3rd column and the first column
Structure is identical；
Fig. 3 is the stereogram of the force section of the utility model embodiment first；
Fig. 4 is the stereogram of the utility model embodiment knuckle, damper, steering linkage and control arm；
Fig. 5 is that the connection of the utility model embodiment knuckle, damper, steering linkage and control arm and the 4th column is put
Big figure.
Embodiment
It is understandable to enable above-mentioned purpose of the present utility model, feature and advantage to become apparent, below in conjunction with the accompanying drawings to this
The specific embodiment of utility model is described in detail.
The function of knuckle is to transmit and bear automotive front load, and under real vehicle state, knuckle is installed on automobile
On wheel, it is connected by damper with vehicle body, and is mutually fixed by the subframe of steering linkage and control arm and automobile.
First, for automobile when turning to, tire and the frictional force caused by the generation friction of ground of wheel can be transferred to steering
Section, therefore, knuckle can be designated as F1 by tire and the frictional force on ground from overall width direction.
In addition, wheel is in driving, acceleration mode or when being travelled on rough road surface (being commonly called as Belgian pavement), car
Wheel can be resolved into the power along vehicle commander direction by the impulsive force from road surface, the impulsive force, can be transmitted along the power in vehicle commander direction
To knuckle；Therefore, knuckle can be designated as F2 by the power from vehicle commander direction.
In addition, automobile, in braking, wheel can be passed to steering by the brake force along vehicle commander direction, the brake force
Section, therefore, knuckle can be also designated as F3 by the brake force from vehicle commander direction.
Simultaneously as knuckle is connected by damper with vehicle body, the gravity of automobile itself can be transferred to by damper
Knuckle, therefore, knuckle can bear the gravity from automobile in overall height direction, be designated as F4.
In summary, knuckle subjects the load from different directions, it is therefore desirable to knuckle have it is very high strong
Degree.A kind of knuckle durability test apparatus that can apply multiaxis loading need to be provided, to verify whether knuckle meets intensity
It is required that.
Therefore, with reference to figure 1, the utility model provides a kind of knuckle durability test apparatus, can apply to knuckle more
The load in direction, to simulate stress of the knuckle under real vehicle state.The knuckle durability test apparatus bag of the present embodiment
Include：Bottom plate 10, bottom plate 10 are used to support the forced section 20 being installed on bottom plate 10.The material of bottom plate 10 is not limited, and is, for example,
Metal material, can be iron or steel；Either other materials, as long as forced section 20 can be supported.Wherein, forced section 20 is used
In installation knuckle.
With reference to figure 1, knuckle durability test apparatus of the present utility model also includes the force being fixedly installed on bottom plate 10
Portion, the power that power (i.e. F1) that forced section 20 can be applied by force section from overall width direction side, overall height direction side apply is (i.e.
) and the power (i.e. F2 and F3) that is applied of vehicle commander direction both sides F4.Specifically, force section includes：First force section 31, with by
Power portion 20 is arranged at intervals along overall width direction；Second force section 32, the 3rd force section 33, it is located at the two of forced section 20 along vehicle commander direction
Side, and be arranged at intervals respectively with forced section 20；4th force section 34, it is arranged at intervals with forced section 20 along overall height direction.
In the present embodiment, with reference to figure 2 and with reference to shown in Fig. 1, the first column 41, the second column 42 are installed on bottom plate 10
And the 3rd column 43, the structure of the first column 41, the second column 42 and the 3rd column 43 are identical.The concrete shape of each column is not done
Limitation, as long as correspondingly force section can be installed.
Particularly, the first column 41 is arranged at intervals with forced section 20 along overall width direction (in Fig. 1 shown in X-direction), and second
The column 43 of column 42 and the 3rd is located at the both sides of forced section 20 along vehicle commander direction (in Fig. 1 shown in Y-direction) respectively；First force section
31 are installed on the first column 41, and the second force section 32 is installed on the second column 42, and it is vertical that the 3rd force section 33 is installed on the 3rd
On post 43.Durability test apparatus of the present utility model also includes portal frame (not shown), along overall height direction (Z-direction institute in Fig. 1
Show), portal frame is located on forced section 20, and the 4th force section 34 is hung on portal frame.
Wherein, with reference to shown in Fig. 1 and Fig. 5, the first force section 31 is used to apply directed force F 1, forced section 20 to forced section 20
Directed force F 1 can be transferred to knuckle 50, simulate knuckle 50 in motor turning the friction on tire and ground and be delivered to
Power on knuckle 50.Second force section 32 is used to apply directed force F 2 to forced section 20, and forced section 20 can pass directed force F 2
Be handed to knuckle 50, simulate knuckle 50 by automobile in driving, acceleration mode or when being travelled in Belgian pavement, wheel by
To the longitudinal force decomposed of impact.3rd force section 33 is used to apply directed force F 3 to forced section 20, and forced section 20 will can be made
Firmly F3 is transferred to knuckle 50, simulates the power that knuckle 50 is acted on knuckle 50 in automobile brake by wheel.The
Four force sections 34 are used to apply directed force F 4 to forced section 20, and directed force F 4 can be transferred to knuckle 50, simulated by forced section 20
The automobile gravity that knuckle 50 can be subject to.
It should be noted that in the present embodiment, the structure of each force section is identical, is hydraulic servo fatigue system, hydraulic pressure
Servo fatigue system can use the RPC softwares of MTS companies.Hydraulic servo fatigue system can advance with real vehicle and gather different works
Road spectrum loading under condition, to apply corresponding load to knuckle 50 under corresponding operating mode.
With reference to figure 3, hydraulic servo fatigue system includes：Hydraulic cylinder 311 and slide bar 312, hydraulic cylinder is illustrate only in Fig. 3
311 part-structure, complete hydraulic cylinder 311 are in the form of a column.Slide bar 312 is movably arranged on corresponding column, is shown in Fig. 3
Slide bar 312 is movably arranged on the first column 41.Slide bar 312 passes through connecting rod 313 and the connector on forced section 20
21 connections, wherein connecting rod 313 is connected with connector 21 by bearing, and bearing plays a part of bearing load.Hydraulic cylinder 311 exists
The lower driving slider 312 of drive signal effect of hydraulic servo fatigue system is moved to apply load to forced section 20.
Wherein, forced section 20 has the plane of the power for bearing to be applied from force section.With reference to figure 1, forced section 20
It is respectively provided with the part towards the first force section 31, the second force section 32, the 3rd force section 33 and the 4th force section 34 above-mentioned flat
Face, plane can ensure the force stability of forced section 20.
With reference to figure 4 and Fig. 5 and with reference to shown in Fig. 1, the 4th column 44 is installed on bottom plate 10, wherein, the 4th column 44
The Part I 44a and Part II 44b for including setting gradually along overall height direction.Part I 44a simulated automotive vehicle bodies, second
Part 44b is installed on bottom plate 10, for simulating auxiliary frame.After knuckle 50 is installed on forced section 20, with the phase of knuckle 50
Damper 51 even is connected with Part I 44a, is fixed on equivalent to by damper 51 on body of a motor car.
The steering linkage 52 and control arm 53 being connected with knuckle 50 are connected by bulb with Part II 44b respectively, phase
It is connected when in knuckle 50 by steering linkage 52 and control arm 53 with the subframe of automobile.This is with knuckle 50 in real vehicle state
Under installation relation it is consistent, i.e. the present embodiment be according to real vehicle state installation be connected with knuckle 50 damper 51, steering
Pull bar 52 and control arm 53.
It should be noted that the state on the tire of automobile is arranged on for real simulation knuckle 50, and in the present embodiment, stress
Size of the portion 20 at overall height direction (in Fig. 1 shown in Z-direction) is consistent with the diameter of tyres of automobile, the wheel of the simulated automotive of forced section 20
Tire, knuckle 50 is installed on forced section 20.
In addition, knuckle 50 is delivered to the works of the power F1 on knuckle 50 by the friction on tire during motor turning and ground
With point close to ground, therefore, in the present embodiment, forced section 20 bear the stress point of the power that the first force section 31 is applied close to by
The bottom in power portion 20, the bottom of forced section 20 are bonded with bottom plate 10；The rubbing from ground that real simulation knuckle 50 is subject to
Power.
Equally, knuckle 50 by the power F3 acted on during automobile brake by wheel on knuckle 50 application point closely
Face.Therefore, forced section 20 bears the stress point for the power that the 3rd force section 33 is applied close to the bottom of forced section 20；Real simulation
The power from wheel that knuckle 50 is subject under damped condition.
In addition, forced section 20 bears automobile in driving, acceleration mode or when being travelled in Belgian pavement, what wheel was subject to rushes
The application point for hitting decomposed longitudinal force F2 is symmetrically located in the tire centerline of automobile.Therefore, the power that the second force section 32 is applied
Stress point to the bottom of forced section 20 size be equal to automobile tire radius；Real simulation automobile is in driving, acceleration mode
Or when Belgian pavement travels, power that knuckle 50 is born.
The utility model installs the first force section 31 on the first column 41, installs the second force section on the second column 42
32nd, installed on the 3rd column 43 after the 4th force section 34 is installed respectively on the 3rd force section 33 and portal frame, vapour can be simulated
During car traveling, the load from different directions under corresponding operating mode suffered by knuckle 50 is durable to carry out knuckle
Experiment.Knuckle durability test apparatus of the present utility model has considered the operating modes such as steering, braking, comprehensive good.
Although the utility model discloses as above, the utility model is not limited to this.Any those skilled in the art,
Do not depart from spirit and scope of the present utility model, can make various changes or modifications, therefore the scope of protection of the utility model
It should be defined by claim limited range.
Claims (10)
- A kind of 1. knuckle durability test apparatus, it is characterised in that including：Bottom plate；The forced section being fixedly installed on the bottom plate, for installing knuckle；The force section being fixedly installed on bottom plate, the forced section can be by the force sections from overall width direction side, overall height The power that direction side and vehicle commander direction both sides are applied.
- 2. knuckle durability test apparatus as claimed in claim 1, it is characterised in that the force section includes：First force section, it is arranged at intervals with the forced section along overall width direction；Second force section, the 3rd force section, the both sides of the forced section are located at along vehicle commander direction, and respectively between the forced section Every setting；4th force section, it is arranged at intervals with the forced section along overall height direction.
- 3. knuckle durability test apparatus as claimed in claim 2, it is characterised in that each force section is hydraulic servo fatigue System.
- 4. knuckle durability test apparatus as claimed in claim 2, it is characterised in that also include：The first column being installed on bottom plate, first force section are installed on first column；The second column being installed on bottom plate, second force section are installed on second column；The 3rd column being installed on bottom plate, the 3rd force section are installed on the 3rd column；Portal frame, the 4th force section are hung on the portal frame.
- 5. knuckle durability test apparatus as claimed in claim 1, it is characterised in that also include：Be installed on bottom plate Four columns, for damper, steering linkage and the control arm being connected according to the installation of real vehicle state with knuckle.
- 6. knuckle durability test apparatus as claimed in claim 1, it is characterised in that chi of the forced section in overall height direction It is very little consistent with the diameter of tyres of automobile.
- 7. knuckle durability test apparatus as claimed in claim 2, it is characterised in that the forced section bears described first and applied The stress point for the power that power portion is applied is bonded close to the bottom of the forced section, the bottom of the forced section with the bottom plate.
- 8. knuckle durability test apparatus as claimed in claim 2, it is characterised in that the forced section bears the described 3rd and applied The stress point for the power that power portion is applied is bonded close to the bottom of the forced section, the bottom of the forced section with the bottom plate.
- 9. knuckle durability test apparatus as claimed in claim 2, it is characterised in that the forced section bears described second and applied The stress point for the power that power portion is applied is equal to the tire radius of automobile to the size of the bottom of the forced section.
- 10. knuckle durability test apparatus as claimed in claim 1, it is characterised in that the forced section, which has, to be used to bear The plane of the power applied from the force section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720578506.XU CN206772600U (en) | 2017-05-23 | 2017-05-23 | Knuckle durability test apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720578506.XU CN206772600U (en) | 2017-05-23 | 2017-05-23 | Knuckle durability test apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206772600U true CN206772600U (en) | 2017-12-19 |
Family
ID=60641492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720578506.XU Expired - Fee Related CN206772600U (en) | 2017-05-23 | 2017-05-23 | Knuckle durability test apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206772600U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110849569A (en) * | 2019-11-26 | 2020-02-28 | 应急管理部天津消防研究所 | Earthquake simulation device for fire-fighting pipeline system |
| CN112067321A (en) * | 2020-09-22 | 2020-12-11 | 湖北三环锻造有限公司 | Steering knuckle durability test method |
| CN112697463A (en) * | 2021-01-14 | 2021-04-23 | 广州橙行智动汽车科技有限公司 | Wheel assembly durability test device and test equipment |
-
2017
- 2017-05-23 CN CN201720578506.XU patent/CN206772600U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110849569A (en) * | 2019-11-26 | 2020-02-28 | 应急管理部天津消防研究所 | Earthquake simulation device for fire-fighting pipeline system |
| CN112067321A (en) * | 2020-09-22 | 2020-12-11 | 湖北三环锻造有限公司 | Steering knuckle durability test method |
| CN112067321B (en) * | 2020-09-22 | 2023-01-20 | 湖北三环锻造有限公司 | Steering knuckle durability test method |
| CN112697463A (en) * | 2021-01-14 | 2021-04-23 | 广州橙行智动汽车科技有限公司 | Wheel assembly durability test device and test equipment |
| CN112697463B (en) * | 2021-01-14 | 2023-11-07 | 广州橙行智动汽车科技有限公司 | Durability test device and test equipment for wheel assembly |
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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: 20171219 |