CN106289817B - A kind of wheel hub motor road vehicle simulator stand - Google Patents
A kind of wheel hub motor road vehicle simulator stand Download PDFInfo
- Publication number
- CN106289817B CN106289817B CN201610816361.2A CN201610816361A CN106289817B CN 106289817 B CN106289817 B CN 106289817B CN 201610816361 A CN201610816361 A CN 201610816361A CN 106289817 B CN106289817 B CN 106289817B
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- Prior art keywords
- annulus
- bearing
- riser
- fixed disk
- wheel hub
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/04—Suspension or damping
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
- G01M17/06—Steering behaviour; Rolling behaviour
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
Abstract
The invention discloses a kind of wheel hub motor road vehicle simulator stands, it includes four analog platforms, each analog platform includes roller bearing, bearing block, fixed disk, thrust ball bearing and excitation head, the upper surface of fixed disk is symmetrical arranged that there are two roller bearings, the both ends of roller bearing are fixedly connected by bearing block with fixed disk, are connected by bearing between roller bearing and bearing block；It is welded with axis at the lower face center of fixed disk, thrust ball bearing is fixed on axis, and the top of thrust ball bearing is fixedly connected with fixed disk, and bottom end is fixedly connected with excitation head；Wheel is placed among two roller bearings, and two roller bearings abutted against respectively with wheel.Pass through the combination of roller bearing and thrust ball bearing in the present invention, realize the movement during simulated experiment and steering operation, and then the movement interference of suspension and steering can be completely examined, the vibration reliability experiment under vehicle wheel hub motor working condition can be completed, efficiency test support is provided for the design and optimization of wheel hub motor vehicle.
Description
Technical field
The present invention relates to Automobile Measuring Techniques fields, more particularly to a kind of wheel hub motor road vehicle simulator stand.
Background technology
When existing road simulator stand applies road analogy excitation to vehicle, wheel cannot rotate, and steering can not
Operation.Wheel cannot rotate, and when leading to experiment, have ignored the gyroscopic effect of wheel, be unable to the Suspension movement of actual response vehicle
State.Since wheel can not rotate, wheel hub motor can not work, and cannot carry out vibration reliability to wheel hub electric motor of electric vehicle and examine
Core；Since steering can not act, the movement interference problem of steering and suspension system can not be investigated.
Therefore, it realizes the testing stand of simulating wheel normally travel and can realize being freely rotated as automotive test of wheel
A field problem urgently to be resolved hurrily.
Invention content
The object of the present invention is to provide a kind of wheel hub motor road vehicle simulator stands, are deposited with solving the above-mentioned prior art
The problem of, so that the testing stand is realized true comprehensive simulating vehicle vibration environment when driving and stressing conditions, can be right
It is completely examined in the movement interference of suspension and steering, the vibration that can be completed under vehicle wheel hub motor working condition can
It is tested by property, effective experiment support is provided for the design and optimization of wheel hub motor vehicle.
To achieve the above object, the present invention provides following schemes：The present invention provides a kind of wheel hub motor road vehicle mould
Quasi- testing stand comprising four analog platforms, each analog platform include roller bearing, bearing block, fixed disk, thrust ball bearing
And excitation head, the upper surface of the fixed disk are symmetrical arranged that there are two the roller bearings, the both ends of the roller bearing pass through the bearing
Seat is fixedly connected with the fixed disk, is connected by bearing between the roller bearing and the bearing block；The lower end of the fixed disk
Axis is welded at the center of face, the thrust ball bearing is fixed on the shaft, and the top of the thrust ball bearing is fixedly connected with institute
Fixed disk is stated, bottom end is fixedly connected with the excitation head；Wheel is used to be placed on the centre of two roller bearings, and described
Two roller bearings are abutted against with the wheel respectively.
Optionally, using interference fit between the roller bearing and the bearing.
Optionally, the upper surface of the excitation head is symmetrically fixed with the first riser and the second riser, first riser with
Second riser is located at the both sides of the thrust ball bearing；It is vertical that the lower face of the fixed disk is fixedly installed third
Plate, the third riser are located at the centre position of first riser and second riser；
It is fixedly installed the first annulus on the inside of first riser, second is fixedly installed on the inside of second riser
The one side close to first riser of annulus, the third riser is provided with third annulus, the third riser it is another
Side is provided with the 4th annulus；First annulus, the second annulus, third annulus and the 4th annulus position in the horizontal direction
It is corresponding, and the internal diameter and outer diameter all same of first annulus, the second annulus, third annulus and the 4th annulus；
It is provided with the first helical spring between first annulus and the third annulus, the two of first helical spring
End is respectively fixedly connected in the internal diameter of first annulus and the third annulus；Second annulus and the 4th annulus
Between be provided with the second helical spring, the both ends of second helical spring be respectively fixedly connected in second annulus with it is described
In the internal diameter of 4th annulus.
Optionally, the internal diameter of the axis and the thrust ball bearing, which uses, is interference fitted.
The present invention achieves following technique effect compared with the existing technology：
The simulated experiment platform is solved by installing the mechanisms such as thrust bearing, disk, ball roller bearing and bearing block, roller bearing additional
When being tested, wheel cannot drive original testing stand, and steering cannot turn to, be not able to verify that the reliable of wheel hub motor
Property, there is a series of problem such as certain difference with real road travel situations, road simulator stand is allow to simulate vehicle completely
Travel situations, more really reaction vehicle the problem of, relatively reliable data are provided.
Description of the drawings
It in order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, below will be to institute in embodiment
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the present invention
Example, for those of ordinary skill in the art, without having to pay creative labor, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the schematic diagram for the analog platform that a tire is placed in wheel hub motor road vehicle simulator stand of the present invention；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the vertical view of Fig. 1；
Wherein, 1 wheel；2 roller bearings；3 fix disk；4 bearing blocks；5 thrust ball bearings；6 risers；7 excitation heads.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The object of the present invention is to provide a kind of wheel hub motor road vehicle simulator stands, are deposited with solving the above-mentioned prior art
The problem of, so that the testing stand is realized true comprehensive simulating vehicle vibration environment when driving and stressing conditions, can be right
It is completely examined in the movement interference of suspension and steering, the vibration that can be completed under vehicle wheel hub motor working condition can
It is tested by property, effective experiment support is provided for the design and optimization of wheel hub motor vehicle.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, below in conjunction with the accompanying drawings and specific real
Applying mode, the present invention is described in further detail.
Please refer to Fig.1-3, wherein Fig. 1 is that a tire is placed in the one of wheel hub motor road vehicle simulator stand of the present invention
The schematic diagram of analog platform；Fig. 2 is the left view of Fig. 1；Fig. 3 is the vertical view of Fig. 1.
Embodiment one
As shown in Figs. 1-3, the present embodiment provides a kind of wheel hub motor road vehicle simulator stands comprising four simulations
Platform, each analog platform include roller bearing 2, bearing block 4, fixed disk 3, thrust ball bearing 5 and excitation head 7, fix disk 3
Upper surface is symmetrical arranged there are two roller bearing 2, and the both ends of roller bearing 2 are fixedly connected by bearing block 4 with fixed disk 3, roller bearing 2 and bearing
It is connected by bearing between seat 4；It is welded with axis at the lower face center of fixed disk 3, thrust ball bearing 5 is fixed on axis, thrust
The top of ball bearing 5 is fixedly connected with fixed disk 3, and bottom end is fixedly connected with excitation head 7, and 5 top and bottom of thrust ball bearing opposite can turn
It is dynamic, to allow fixed disk 3 and excitation head 7 to relatively rotate；Wheel 1 is used to be placed on the centres of two roller bearings 2, and two
A roller bearing 2 is abutted against with wheel 1 respectively, when wheel 1 is rotated with certain speed, two passive roller bearings 2 can be driven with equal
Linear velocity rotates.
Wheel hub motor road vehicle simulator stand in the present embodiment when experiment, adjusts road simulation platform exciting
First 7 wheelspan and wheelbase and tested vehicle coincide；Tested vehicle is placed on excitation head 7, wheel 1 be located at two roller bearings 2 it
Between, wheel 1 and 7 table top of excitation head do not contact.Vehicle back segment is linked up with and road simulation platform rear column is fixed with suspender belt, is avoided
Vehicle preshoot.When wheel 1 is rotated with certain speed, two roller bearings 2 can be driven to be rotated with equal linear velocity, after vehicle
End is fixed, and the rolling resistance of roller bearing 2 is very small, it is ensured that wheel 1 moves between two roller bearings 2 always；When rotation vehicle
When steering wheel, thrust ball bearing 5 can make to fix to be relatively rotated between disk 3 and excitation head 7, is turned in simulating vehicle traveling, together
When the vertical excitation of 7 simulated roadway of excitation head.
The simulated experiment platform can completely or partially simulating vehicle travelled with different speeds in different roads it is suffered
Vertical load can carry out the experiment of vehicle ride comfort and suspension system and vehicle durability experiment.
Embodiment two
As shown in Figs. 1-3, the present embodiment provides a kind of wheel hub motor road vehicle simulator stands, in the base of embodiment one
On plinth, the wheel hub motor road vehicle simulator stand of the present embodiment also has the characteristics that：
Using interference fit between roller bearing 2 and bearing.
The upper surface of excitation head 7 is symmetrically fixed with the first riser and the second riser, and the first riser and the second riser distinguish position
In the both sides of thrust ball bearing 5；The lower face of fixed disk 3 is fixedly installed third riser, third riser be located at the first riser and
The centre position of second riser；
It is fixedly installed the first annulus on the inside of first riser, the second annulus is fixedly installed on the inside of the second riser, the
The one side close to the first riser of three risers is provided with third annulus, and the another side of third riser is provided with the 4th annulus；
First annulus, the second annulus, the position of third annulus and the 4th annulus are corresponding in the horizontal direction, and the first annulus, second
The internal diameter and outer diameter all same of annulus, third annulus and the 4th annulus；
The first helical spring is provided between first annulus and third annulus, the both ends of the first helical spring are fixed respectively to be connected
It is connected in the internal diameter of the first annulus and third annulus；It is provided with the second helical spring between second annulus and the 4th annulus, second
The both ends of helical spring are respectively fixedly connected in the internal diameter of the second annulus and the 4th annulus.
When simulating vehicle turns to, fixed disk 3 is relatively rotated with excitation head 7, while driving two helical springs, one compression
One tension provides reversed aligning torque, the aligning torque of simulating vehicle under steam.
The internal diameter of axis (being welded at the lower face center of fixed disk 3) and thrust ball bearing 5, which uses, to be interference fitted.
Wheel hub motor road vehicle simulator stand in the present invention, its object is to simulating vehicles to travel in real road
The case where, make research staff that can complete the experiment and improvement of product in laboratory, shortens the R＆D cycle and reduce expenses.But
When being tested, wheel 1 cannot drive original testing stand, and steering cannot turn to, and not be able to verify that the reliable of wheel hub motor
Property, there is certain difference with real road travel situations.The present invention is by installing thrust bearing, disk, ball roller bearing and axis additional
The mechanisms such as bearing 4, passive roller bearing 2 solve problem above, allow the traveling feelings of road simulator stand simulating vehicle completely
The problem of condition, more true reaction vehicle, provide relatively reliable data.
Specific case is applied in the present invention, and principle and implementation of the present invention are described, above example
Illustrate the method and its core concept for being merely used to help understand the present invention；Meanwhile for those of ordinary skill in the art, according to
According to the thought of the present invention, there will be changes in the specific implementation manner and application range.In conclusion the content of the present specification
It should not be construed as limiting the invention.
Claims (3)
1. a kind of wheel hub motor road vehicle simulator stand, it is characterised in that：It includes four analog platforms, each mould
Quasi- platform includes that roller bearing, bearing block, fixed disk, thrust ball bearing and excitation head, the upper surface of the fixed disk are symmetrically arranged with
The both ends of two roller bearings, the roller bearing are fixedly connected by the bearing block with the fixed disk, the roller bearing with it is described
It is connected by bearing between bearing block；Axis is welded at the lower face center of the fixed disk, the thrust ball bearing is fixed on
On the axis, the top of the thrust ball bearing is fixedly connected with the fixed disk, and bottom end is fixedly connected with the excitation head；Wheel is used
In the centre for being placed on two roller bearings, and two roller bearings are abutted against with the wheel respectively；
The upper surface of the excitation head is symmetrically fixed with the first riser and the second riser, first riser and second riser
It is located at the both sides of the thrust ball bearing；The lower face of the fixed disk is fixedly installed third riser, and the third is vertical
Plate is located at the centre position of first riser and second riser；
It is fixedly installed the first annulus on the inside of first riser, the second circle is fixedly installed on the inside of second riser
The one side close to first riser of ring, the third riser is provided with third annulus, the other side of the third riser
Face is provided with the 4th annulus；The position phase in the horizontal direction of first annulus, the second annulus, third annulus and the 4th annulus
It is corresponding, and the internal diameter and outer diameter all same of first annulus, the second annulus, third annulus and the 4th annulus；
The first helical spring, the both ends point of first helical spring are provided between first annulus and the third annulus
It is not fixedly connected in the internal diameter of first annulus and the third annulus；Between second annulus and the 4th annulus
It is provided with the second helical spring, the both ends of second helical spring are respectively fixedly connected in second annulus and the described 4th
In the internal diameter of annulus.
2. wheel hub motor road vehicle simulator stand according to claim 1, it is characterised in that：The roller bearing with it is described
Using interference fit between bearing.
3. wheel hub motor road vehicle simulator stand according to claim 1, it is characterised in that：The axis is pushed away with described
The internal diameter of power ball bearing is using interference fit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610816361.2A CN106289817B (en) | 2016-09-12 | 2016-09-12 | A kind of wheel hub motor road vehicle simulator stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610816361.2A CN106289817B (en) | 2016-09-12 | 2016-09-12 | A kind of wheel hub motor road vehicle simulator stand |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106289817A CN106289817A (en) | 2017-01-04 |
| CN106289817B true CN106289817B (en) | 2018-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610816361.2A Active CN106289817B (en) | 2016-09-12 | 2016-09-12 | A kind of wheel hub motor road vehicle simulator stand |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108169673A (en) * | 2017-12-13 | 2018-06-15 | 厦门大学 | In-wheel motor driving electric vehicle experimental provision |
| CN109238747A (en) * | 2018-11-09 | 2019-01-18 | 桂林电子科技大学 | One kind being used for commercial vehicle vehicle performance index decomposition analysis platform and decomposition analysis method |
| CN110196012A (en) * | 2018-11-19 | 2019-09-03 | 武汉滨湖电子有限责任公司 | It is a kind of for road construction depth detection and the device of test |
| CN110082131B (en) * | 2019-05-30 | 2020-06-19 | 北京理工大学 | Road simulation test bench |
| CN112504703B (en) * | 2020-11-27 | 2022-10-21 | 奇瑞商用车（安徽）有限公司 | Macpherson suspension all-working-condition rack verification device |
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| CN101788386A (en) * | 2010-03-12 | 2010-07-28 | 应儿 | Vibration simulation test bed for motorcycle |
| CN202133553U (en) * | 2011-07-22 | 2012-02-01 | 郭革委 | Automobile vibrating device used for diagnosis of defect |
| CN204228425U (en) * | 2014-11-27 | 2015-03-25 | 刘轲远 | Automobile chassis abnormal sound, Performance Testing analoging detecting device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE102010034850B4 (en) * | 2010-05-19 | 2015-01-22 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Road simulation test bench |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101788386A (en) * | 2010-03-12 | 2010-07-28 | 应儿 | Vibration simulation test bed for motorcycle |
| CN202133553U (en) * | 2011-07-22 | 2012-02-01 | 郭革委 | Automobile vibrating device used for diagnosis of defect |
| CN204228425U (en) * | 2014-11-27 | 2015-03-25 | 刘轲远 | Automobile chassis abnormal sound, Performance Testing analoging detecting device |
Non-Patent Citations (1)
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| CN106289817A (en) | 2017-01-04 |
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