CN110346156A - A kind of novel axle fatigue test board - Google Patents
A kind of novel axle fatigue test board Download PDFInfo
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- CN110346156A CN110346156A CN201910369506.2A CN201910369506A CN110346156A CN 110346156 A CN110346156 A CN 110346156A CN 201910369506 A CN201910369506 A CN 201910369506A CN 110346156 A CN110346156 A CN 110346156A
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- 238000009661 fatigue test Methods 0.000 title claims abstract description 34
- 238000002474 experimental method Methods 0.000 claims abstract description 35
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 27
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 2
- 238000012360 testing method Methods 0.000 abstract description 23
- 230000000694 effects Effects 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000004088 simulation Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000011176 pooling Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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
- G01M17/08—Railway vehicles
- G01M17/10—Suspensions, axles or wheels
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
A kind of novel axle fatigue test board, is related to rail vehicles the field of test technology.Including pedestal, rail wheel, experiment wheel to fixator, the first actuator and the second actuator.Rail wheel is rotatably arranged in pedestal and is driven by driver, rail wheel have for carry measured wheel to and for measured wheel to the auxiliary section matched.Experiment wheel is set up in pedestal to fixator and has the mounting portion for installing measured wheel pair.First actuator is arranged along the vertical direction and is located at experiment wheel to the top of fixator, for being installed on experiment wheel to the measured wheel of fixator to applying vertical load.Second actuator is horizontally disposed and is divided into the two sides tested and taken turns to fixator, and the second actuator is arranged along the direction of the rotational axis line perpendicular to measured wheel pair, to be used for measured wheel to application steering force.Which raises the accuracy of load transmission, it can more accurately reflect that true load effect, the result of testing fatigue are more accurate and reliable.
Description
Technical field
The present invention relates to rail vehicles the field of test technology, try in particular to a kind of novel axle fatigue
Test platform.
Background technique
Present inventor studies discovery: existing axle fatigue test board constrains part free in measurement process
Degree does not have the effect of reflection real load so that the transmitting of load is not inconsistent with actual conditions.
In view of this, special propose the application.
Summary of the invention
The purpose of the present invention is to provide a kind of novel axle fatigue test boards, and it greatly improves the standards of load transmission
True property can more accurately reflect that true load effect, the result of testing fatigue are more accurate and reliable.
The embodiment of the present invention is achieved in that
A kind of novel axle fatigue test board comprising: pedestal, rail wheel, experiment wheel are to fixator, the first actuator
With the second actuator.Rail wheel is rotatably arranged in pedestal and is driven by driver, and rail wheel has for carrying measured wheel pair
And it is used for measured wheel to the auxiliary section matched.Experiment wheel is set up in pedestal to fixator and has for installing measured wheel pair
Mounting portion.First actuator is arranged along the vertical direction and is located at experiment wheel to the top of fixator, for being installed on reality
Wheel is tested to the measured wheel of fixator to application vertical load.Second actuator is horizontally disposed and is divided into experiment wheel to solid
Determine the two sides of device, the second actuator is arranged along the direction of the rotational axis line perpendicular to measured wheel pair, to be used for measured wheel
To application steering force.
Further, axle fatigue test board further includes third actuator.Third actuator is horizontally disposed and
Axial setting of three actuator along the shaft of measured wheel pair.The loading end of third actuator connects fixator with experiment wheel, with
For to measured wheel to apply transverse load.
Further, pony sill is equipped with column, and column is connected with first crossbeam and second cross beam.The carrying of first actuator
End is connected to first crossbeam, and the bearing end of the second actuator is connected to second cross beam.Experiment wheel to fixator by the first actuator,
Second actuator and third actuator are set up in the top of rail wheel.
Further, experiment wheel includes two the first axle beds and connecting rod, two the first axle bed interval settings to fixator
And connected by connecting rod, at least one of two first axle beds are slidably engaged in connecting rod.The shaft of rail wheel includes master
Moving axis and driven shaft, driving shaft and driven shaft are combined with rail wheel, are driven between driving shaft and driven shaft by spline coupling
Connection.Driving shaft and driven shaft are installed on pedestal by the second axle bed respectively.Along the axial direction of rail wheel, two the second axle beds extremely
Few one is slidably engaged in pedestal.
Further, along the length direction of first crossbeam, the bearing end of the first actuator is slidably engaged in the first cross
Beam.Along the length direction of second cross beam, the bearing end of the second actuator is slidably engaged in second cross beam.
Further, the first axle bed includes axle bed ontology, axle box, first body of rod and second body of rod.First body of rod one end hinge
It is connected to axle bed ontology, the other end is fixedly connected with axle box.Second body of rod one end is articulated with the top of axle bed ontology, and the other end is downward
Extend and is articulated with axle box.Axle box abuts flexible part between the top with axle bed ontology, second body of rod is damper.
Further, auxiliary section includes the first flange and the second flange, and the first flange and the second flange are along rail wheel
The circumferentially continuous setting of wheel face is annular in shape.Along the axial direction of rail wheel, the first flange and the setting of the second flange interval.Wherein, first
The profile of flange is identical with the profile of rail of railway.
Further, the wheel face of the first flange, the second flange and rail wheel surrounds U-type groove, and the groove width of U type groove is greater than quilt
The thickness of the wheel rim of measuring wheel pair.
Further, pedestal is provided with boss, and the bearing end of third actuator is connected to boss.
The beneficial effect of the embodiment of the present invention is:
Novel axle fatigue test board provided in an embodiment of the present invention is during carrying out fatigue test, by measured wheel
To experiment wheel is installed on to fixator, cooperate the wheel face of measured wheel pair with the wheel face of rail wheel, and keeps measured wheel to being located at
The surface of rail wheel, to guarantee measured wheel to vertical load can be accurately received.Using driver drives rail wheel, i.e.,
Measured wheel can be made to rotating indirectly, to start to test.During the test, using the first actuator to measured wheel to applying
Add vertical load.Meanwhile as needed, one of two second actuator be can use, pulling force is provided, another one offer pushes away
Power reaches simulation measured wheel to the scene of " turning " in actual moving process to be measured wheel to steering force is provided.From
And measured wheel is truly reacted to practical tired situation in the process of running.
By designing above, the fatigue data under " turning " scene is introduced using the second actuator, so that entire test
The compatible degree of environment and actual motion environment is higher, can more accurately at reaction measured wheel to truly tired situation and survey
Try data.In general, novel axle fatigue test board provided in an embodiment of the present invention substantially increases the standard of load transmission
True property can more accurately reflect that true load effect, the result of testing fatigue are more accurate and reliable.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the structural schematic diagram of axle fatigue test board provided in an embodiment of the present invention；
Fig. 2 is that axle fatigue test board removes boss, part column, stringer, first crossbeam and part second cross beam in Fig. 1
Structural schematic diagram afterwards；
Fig. 3 is the schematic diagram that axle fatigue test board removes another visual angle after driver in Fig. 2；
Fig. 4 is the enlarged drawing of a-quadrant in Fig. 2；
Fig. 5 is the enlarged drawing of B area in Fig. 3.
Icon: axle fatigue test board 1000；Pedestal 100；Column 110；Stringer 120；First crossbeam 130；Second cross beam
140；Boss 150；Rail wheel 200；Driving shaft 210；Driven shaft 220；Spline coupling 230；Second axle bed 240；First flange
250；Second flange 260；Experiment wheel is to fixator 300；First axle bed 310；Axle bed ontology 311；Axle box 312；First body of rod
313；Second body of rod 314；Elastic component 315；Connecting rod 320；First actuator 400；Second actuator 500；Third actuator
600；Driver 700；Gear-box 710；Measured wheel is to 800.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below claimed
The scope of the present invention, but be merely representative of selected embodiment of the invention.Based on the embodiments of the present invention, this field is common
Technical staff's every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
Term " first ", " second ", " third " etc. are only used for distinguishing description, are not understood to indicate or imply relatively heavy
The property wanted.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be directly connected, the connection inside two elements can also be can be indirectly connected through an intermediary.
For the ordinary skill in the art, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
Embodiment
Fig. 1~3 are please referred to, the present embodiment provides a kind of novel axle fatigue test boards 1000.Axle fatigue test board
1000 include: pedestal 100, rail wheel 200, experiment wheel to fixator 300, the first actuator 400 and the second actuator 500.
Rail wheel 200 is rotatably arranged in pedestal 100 and is driven by driver 700, and rail wheel 200 has for carrying
Measured wheel is to 800 and the auxiliary section for matching with measured wheel to 800.Experiment wheel is set up in pedestal 100 simultaneously to fixator 300
With for installing measured wheel to 800 mounting portion.
First actuator 400 is arranged along the vertical direction and is located at experiment wheel to the top of fixator 300, to be used for installation
Apply vertical load to 800 in measured wheel of the experiment wheel to fixator 300.Second actuator 500 is horizontally disposed and divides
Set on experiment wheel to the two sides of fixator 300, the second actuator 500 along perpendicular to measured wheel to 800 rotational axis line
Direction setting, for applying steering force to 800 to measured wheel.
During carrying out fatigue test, measured wheel is installed on experiment wheel to fixator 300 to 800, makes measured wheel
To the surface that 800 wheel face cooperates with the wheel face of rail wheel 200, and measured wheel is kept to be located at rail wheel 200 to 800, thus
Guarantee that measured wheel can be accurately received vertical load to 800.Using driver 700 drive rail wheel 200, can make indirectly by
Measuring wheel is rotated to 800, to start to test.During the test, measured wheel is applied to 800 using the first actuator 400
Add vertical load.Meanwhile as needed, one of two second actuator 500 be can use, pulling force is provided, another one provides
Thrust reaches simulation measured wheel to 800 " turning " in actual moving process to provide steering force to 800 for measured wheel
Scene.To truly react measured wheel to 800 practical tired situation in the process of running.
By designing above, the fatigue data under " turning " scene is introduced using the second actuator 500, so that entire survey
Test ring border and the compatible degree of actual motion environment are higher, can more accurately at reaction measured wheel to 800 truly tired feelings
Condition and test data.In general, axle fatigue test board 1000 substantially increases the accuracy of load transmission, can be more quasi-
Really reflect that true load effect, the result of testing fatigue are more accurate and reliable.
In the present embodiment, pedestal 100 is in tabular, and pedestal 100 is provided with column 110, stringer 120, first crossbeam 130
With second cross beam 140.Specifically, column 110 is four, stringer 120 is two, and first crossbeam 130 is one, and second cross beam
140 be two.Four columns 110 are divided into the quadrangle of pedestal 100, and stringer 120 is set to the top of column 110, two stringers 120
Interval is arranged and is connected between two root posts 110.First crossbeam 130 is connected between two stringers 120, and two
Second cross beam 140 is then divided into two sides and is respectively connected between two root posts 110, and second cross beam 140 is located at stringer 120 and bottom
Position between seat 100.
Wherein, the bearing end of the first actuator 400 is connected to first crossbeam 130, and the loading end of the first actuator 400 is then
Experiment wheel is connected to fixator 300, the first actuator 400 is two groups, and two group of first actuator 400 is divided into first crossbeam
130 both ends.The bearing end of second actuator 500 is connected to second cross beam 140, and the loading end of the second actuator 500 then connects
Experiment wheel is connected to fixator 300, the second actuator 500 is also two groups, and two group of second actuator 500 is divided into second cross beam
140 both ends.
Axle fatigue test board 1000 further includes third actuator 600, and pedestal 100 is additionally provided with boss 150, boss 150
It is convexed to form by the upper surface of pedestal 100.Third actuator 600 is horizontally disposed and third actuator 600 is along measured wheel
Axial setting to 800 shaft.The loading end of third actuator 600 connects fixator 300 with experiment wheel, to be used for quilt
Measuring wheel applies transverse load to 800.The bearing end of third actuator 600 is connected to boss 150, the load of third actuator 600
End is then connected to experiment wheel to the side of fixator 300.
In other words, experiment wheel is by the first actuator 400, the second actuator 500 and third actuator to fixator 300
600 threes provide holding power, by the first actuator 400, the second actuator 500 and third actuator 600 are set up in rail wheel
200 top.
By designing above, experiment wheel is to fixator 300 by the first actuator 400, the second actuator 500 and third actuation
Device 600 three provides holding power, this, which allows for experiment wheel, has fixator 300 certain " mobility ", and rigidity is not that
It is strong, respective party can be successfully generated under the action of the first actuator 400, the second actuator 500 and third actuator 600
Upward load, and it is very small by the interference of other components, this just further weakens disturbing factor, improves Load Simulation
Authenticity and accuracy so that the case where test result is more nearly true operation.In addition, it is same to introduce third actuator 600
When just introduce lateral load, lateral load be also during actual straight trip it is inevasible, this is just further improved
The compatible degree of simulated scenario and truth.
Further, experiment wheel includes two the first axle beds 310 and connecting rod 320, two first axles to fixator 300
310 interval of seat is arranged and is connected by connecting rod 320, and connecting rod 320 is also two, two interval of connecting rod 320 settings.Two
At least one of first axle bed 310 is slidably engaged in connecting rod 320, in the present embodiment, only first axle bed 310
Slideably cooperate with connecting rod 320.
The shaft of rail wheel 200 includes driving shaft 210 and driven shaft 220, and driving shaft 210 and driven shaft 220 are combined with
Rail wheel 200 is sequentially connected between driving shaft 210 and driven shaft 220 by spline coupling 230.Driving shaft 210 and driven shaft
220 are installed on pedestal 100 by the second axle bed 240 respectively.Along the axial direction of rail wheel 200, two the second axle beds 240 at least
One is slidably engaged in pedestal 100.In the present embodiment, only second axle bed 240 is slideably the same as pedestal 100
Cooperation.
Correspondingly, along the length direction of first crossbeam 130, the bearing end of the first actuator 400 is slidably engaged in
One crossbeam 130.Along the length direction of second cross beam 140, the bearing end of the second actuator 500 is slidably engaged in second cross beam
140。
By designing above, the spacing between spacing, two the first axle beds 310 between two the second axle beds 240, two
The spacing between spacing and two group of second actuator 500 between the first actuator 400 of group can be adjusted, with suitable
Answer the measured wheel of different rules to 800 testing fatigue, this has widened the applicable surface of axle fatigue test board 1000 significantly,
More suitable for the test job of the wheel pair of current variable rail gauge.
It should be noted that is, available locking piece locks all parts, so that vehicle after above-mentioned spacing is adjusted
Axis fatigue test board 1000 carries out testing fatigue work under the conditions of specific gauge.In the present embodiment, locking piece is screw rod,
But not limited to this, in other embodiments of the invention, locking piece can also be that mechanical folder, screw body (can be achieved at the same time
Position adjusts and positioning) etc..
Further, in conjunction with Fig. 4, the first axle bed 310 includes axle bed ontology 311, axle box 312, first body of rod 313 and second
The body of rod 314.First body of rod, 313 one end is articulated with axle bed ontology 311, and the other end is fixedly connected with axle box 312, and axle box 312 is located at
Middle position between two connecting rods 320.Second body of rod, 314 one end is articulated with the top of axle bed ontology 311, and the other end is downward
Extend and is articulated with axle box 312.Axle box 312 abuts flexible part 315, second body of rod 314 between the top with axle bed ontology 311
For damper.Wherein, elastic component 315 is column type spring.
By designing above, when applying vertical load using the first actuator 400, the first axle bed 310 has certain
Pooling feature, this is identical as the damping device principle of train, it is therefore an objective to simulate to the shock-absorbing function of train, more truly
Reflect measured wheel to 800 stress and loads change situation in actual moving process, to further promote the standard of test
Exactness and validity.
In the present embodiment, in conjunction with Fig. 5, auxiliary section includes the first flange 250 and the second flange 260, the first flange 250
Circumferentially continuous setting with the second flange 260 along the wheel face of rail wheel 200 is annular in shape.It is convex along the axial direction of rail wheel 200, first
Edge 250 and the setting of the second flange 260 interval.Wherein, the profile of the first flange 250 is identical with the profile of rail of railway.And first
The wheel face of flange 250, the second flange 260 and rail wheel 200 surrounds U-type groove, and the groove width of U-type groove is greater than measured wheel to 800 wheel
The thickness of edge.By the design, only measured wheel provides displacement space to 800 lateral displacement to U-type groove, while smooth
U-type groove cell wall further reduces interference of second flange 260 to measured wheel to 800, further improves test accuracy.
In the present embodiment, driver 700 is motor, and the power output portion of driver 700 is also equipped with gear-box 710,
It is sequentially connected between the power output portion and rail wheel 200 of gear-box 710.
Specifically in the present embodiment, the first actuator 400, the second actuator 500 and third actuator 600 are double flexural pivots
Hydraulic actuator.
In conclusion novel axle fatigue test board 1000 substantially increases the accuracy of load transmission, while to quilt
Measuring wheel all simulates 800 vertical load, lateral load, turning and the damping in actual moving process, can be more quasi-
Really reflect that true load effect, the result of testing fatigue are more accurate and reliable.In addition, in entire test process, track
Wheel 200 will not generate displacement, all loads be by measured wheel to 800 relative orbit wheels 200 occur movement tendency come
Realize, this with the situation in actual moving process be it is identical, the authenticity for further improving test closes reduction degree.Separately
On the one hand, novel axle fatigue test board 1000 can also be used in the testing fatigue of the axle of variable rail gauge, and applicable surface is got back
Further extension.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (9)
1. a kind of novel axle fatigue test board characterized by comprising pedestal, rail wheel, experiment wheel are to fixator, the
One actuator and the second actuator；
The rail wheel is rotatably arranged in the pedestal and is driven by driver, and the rail wheel has for carrying measured wheel
To and for the measured wheel to the auxiliary section matched；The experiment wheel is set up in the pedestal and has to fixator to be used
In the mounting portion for installing the measured wheel pair；
First actuator is arranged along the vertical direction and is located at the experiment wheel to the top of fixator, for being installed on
The experiment wheel is to the measured wheel of fixator to application vertical load；
Second actuator is horizontally disposed and is divided into two sides of the experiment wheel to fixator, second actuation
Device is arranged along the direction of the rotational axis line perpendicular to the measured wheel pair, for turning to the measured wheel to application
Power.
2. axle fatigue test board according to claim 1, which is characterized in that the axle fatigue test board further includes
Three actuator；The axis for the shaft that the third actuator is horizontally disposed and the third actuator is along the measured wheel pair
To setting；The loading end of the third actuator is taken turns with the experiment and is connected to fixator, with for the measured wheel to applying
Add transverse load.
3. axle fatigue test board according to claim 2, which is characterized in that the pony sill is equipped with column, described vertical
Column is connected with first crossbeam and second cross beam；The bearing end of first actuator is connected to the first crossbeam, and described second
The bearing end of actuator is connected to the second cross beam；The experiment wheel is to fixator by first actuator, described second
Actuator and the third actuator are set up in the top of the rail wheel.
4. axle fatigue test board according to claim 3, which is characterized in that the experiment wheel includes two to fixator
First axle bed and connecting rod, two first axle bed intervals are arranged and are connected by the connecting rod, two first axle beds
At least one of slidably engage in the connecting rod；
The shaft of the rail wheel includes driving shaft and driven shaft, and the driving shaft and the driven shaft are combined with the track
Wheel, is sequentially connected between the driving shaft and the driven shaft by spline coupling；The driving shaft and the driven shaft are divided equally
The pedestal is not installed on by the second axle bed；Along the axial direction of the rail wheel, at least one of two described second axle beds can be slided
It is matched with the pedestal dynamicly.
5. axle fatigue test board according to claim 4, which is characterized in that along the length direction of the first crossbeam,
The bearing end of first actuator is slidably engaged in the first crossbeam；Along the length direction of the second cross beam, institute
The bearing end for stating the second actuator is slidably engaged in the second cross beam.
6. axle fatigue test board according to claim 4, which is characterized in that first axle bed include axle bed ontology,
Axle box, first body of rod and second body of rod；First body of rod one end is articulated with the axle bed ontology, and the other end is solid with the axle box
Fixed connection；Second body of rod one end is articulated with the top of the axle bed ontology, and the other end extends downward and is articulated with the axis
Case；The axle box abuts flexible part between the top with the axle bed ontology, second body of rod is damper.
7. axle fatigue test board according to claim 1, which is characterized in that the auxiliary section includes the first flange and the
Two flanges, the circumferentially continuous setting of first flange and second flange along the wheel face of the rail wheel are annular in shape；Edge
The axial direction of the rail wheel, first flange and the setting of second flange interval；Wherein, the profile of first flange is same
The profile of rail of railway is identical.
8. axle fatigue test board according to claim 7, which is characterized in that first flange, second flange
U-type groove is surrounded with the wheel face of the rail wheel, the groove width of the U-type groove is greater than the thickness of the wheel rim of the measured wheel pair.
9. axle fatigue test board according to claim 2, which is characterized in that the pedestal is provided with boss, and described
The bearing end of three actuator is connected to the boss.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910369506.2A CN110346156A (en) | 2019-05-05 | 2019-05-05 | A kind of novel axle fatigue test board |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910369506.2A CN110346156A (en) | 2019-05-05 | 2019-05-05 | A kind of novel axle fatigue test board |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112414732A (en) * | 2020-12-02 | 2021-02-26 | 吉林大学 | Cross axle box assembling body of fatigue test bed for variable-gauge wheel set |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001141616A (en) * | 1999-11-11 | 2001-05-25 | Railway Technical Res Inst | Wheel contact tester for rolling stock |
| CN202420880U (en) * | 2011-12-20 | 2012-09-05 | 南车青岛四方机车车辆股份有限公司 | Strong wind overturning resistance capacity testing device for railway vehicle |
| CN205120385U (en) * | 2015-10-12 | 2016-03-30 | 北京新联铁科技股份有限公司 | Subway wheel pair running -in combined test device |
| CN106461511A (en) * | 2014-04-30 | 2017-02-22 | 克诺尔轨道车辆***有限公司 | Roller-type test stand, and operating method for roller-type test stand |
| CN106769118A (en) * | 2016-12-20 | 2017-05-31 | 中车唐山机车车辆有限公司 | Rail wheel, rail wheel pair and rail vehicle whole rolling rig |
| CN107014627A (en) * | 2017-05-23 | 2017-08-04 | 北京科技大学 | Wheel shaft fatigue experimental device and method |
| CN207336077U (en) * | 2017-08-30 | 2018-05-08 | 上海申通地铁集团有限公司 | Wheel set bearing engaging experimental bench |
| CN108680371A (en) * | 2018-07-23 | 2018-10-19 | 吉林大学 | Gauge-changeable bogie wheel is to becoming rail performance and reliability test bench |
| CN109030038A (en) * | 2018-08-09 | 2018-12-18 | 中车株洲电力机车有限公司 | A kind of calibration test platform for force-measuring wheel set |
| CN109100163A (en) * | 2018-09-11 | 2018-12-28 | 西南交通大学 | A kind of configuration in railroad truck dynamic debugging testing stand |
| CN109297732A (en) * | 2018-11-13 | 2019-02-01 | 中车长春轨道客车股份有限公司 | Framework spring base load charger based on simulation axle mechanism |
| CN209927477U (en) * | 2019-05-05 | 2020-01-10 | 西南交通大学 | Novel axle fatigue test bed |
-
2019
- 2019-05-05 CN CN201910369506.2A patent/CN110346156A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001141616A (en) * | 1999-11-11 | 2001-05-25 | Railway Technical Res Inst | Wheel contact tester for rolling stock |
| CN202420880U (en) * | 2011-12-20 | 2012-09-05 | 南车青岛四方机车车辆股份有限公司 | Strong wind overturning resistance capacity testing device for railway vehicle |
| CN106461511A (en) * | 2014-04-30 | 2017-02-22 | 克诺尔轨道车辆***有限公司 | Roller-type test stand, and operating method for roller-type test stand |
| CN205120385U (en) * | 2015-10-12 | 2016-03-30 | 北京新联铁科技股份有限公司 | Subway wheel pair running -in combined test device |
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