CN106769120A - A kind of rail vehicle elastic wheel bracket loading test platform - Google Patents
A kind of rail vehicle elastic wheel bracket loading test platform Download PDFInfo
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- CN106769120A CN106769120A CN201611252554.6A CN201611252554A CN106769120A CN 106769120 A CN106769120 A CN 106769120A CN 201611252554 A CN201611252554 A CN 201611252554A CN 106769120 A CN106769120 A CN 106769120A
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
Abstract
The present invention relates to rail vehicle elastic wheel load test technical field, disclose a kind of rail vehicle elastic wheel bracket loading test platform, including pedestal, fatigue loading component, static loading component and load charging assembly, the load charging assembly can be to being tested wheel applying power axially and radially, fatigue loading component and static loading component are arranged on the pedestal, the fatigue loading component includes drive component and brake assemblies, the fatigue loading component coordinates the operating mode of the tested wheel movement process of load charging assembly simulation, operating mode when the static loading component can fix the tested wheel and coordinate the tested wheel of load charging assembly simulation static.The present invention can simulate comprehensive stressing conditions of the elastic wheel under static or different motion speed, obtain comprehensive examination data, so that production and processing, performance improvement for elastic wheel etc. provides test data support.
Description
Technical field
The present invention relates to rail vehicle elastic wheel load test technical field, more particularly to a kind of rail vehicle elasticity car
Wheel bracket loading test platform.
Background technology
When rail vehicle is run on urban district ground or overpass, wheel-rail noise living environment to along brings sternly
Ghost image ring, then elastic wheel application and give birth to.The basic structure of elastic wheel is in steel wheel-tyre and steel wheel core wheel
Between be embedded in rubber parts, lift the running stability of rail vehicle, reduce the vibration noise in running, improve wheel track mill
Damage.Arranged using V-arrangement more than the setting-in wheel rubber parts of current elastic car, the arrangement causes that elastic wheel is provided simultaneously with axial direction
Rigidity and radial rigidity.
Correlative study result shows that compared with rigid wheel, elastic wheel can reduce by 5~8dB of noise to elastic wheel, and
For frequency for the high frequency of more than 1000Hz screams noise, the noise reduction of elastic wheel more preferably, can be compared with rigid wheel reduction by 15
~30dB.And for ground vibration level, elastic wheel can be compared with rigid wheel reduction at maximum up to 70%.
It is for convenience the production and processing of elastic wheel, performance changes with increasing elastic wheel application and research
Enter etc. to provide accurate test data, rail vehicle elastic wheel load testing machine also turns into a kind of urgent demand.
The content of the invention
(1) technical problem to be solved
The present invention provides a kind of rail vehicle elastic wheel bracket loading test platform, for examining elastic wheel in dynamic, static state
The fatigue behaviour of axial direction, radial rigidity, anti-twisting property and wheel under load, so that production and processing, property for elastic wheel
Energy improvement etc. provides test data support.
(2) technical scheme
In order to solve the above-mentioned technical problem, the invention provides a kind of rail vehicle elastic wheel bracket loading test platform, including
Pedestal, fatigue loading component, static loading component and load charging assembly,
Wherein, the load charging assembly can be to being tested wheel applying power axially and radially, the fatigue loading group
Part and static loading component are arranged on the pedestal, and the fatigue loading component includes driving the driving of tested wheel movement
Component and the acceleration and deceleration of simulation tested wheel, the brake assemblies of braking, the fatigue loading component coordinate the load loading group
The operating mode of the tested wheel movement process of part simulation；
The static loading component can fix the tested wheel and coordinate the load charging assembly simulation by test run
Operating mode when wheel is static.
Further, the drive component includes the connection of motor, the motor-driven drive shaft and the drive shaft simultaneously
Shaft-driven driving wheel, the driving wheel is driven to be contacted with the tested wheel and drive the tested wheel movement by described.
Further, also including the driving platform being arranged on the pedestal, the motor drives institute by transmission mechanism
Drive shaft is stated, the drive shaft is supported by clutch shaft bearing group and fixed,
The motor, driving wheel, drive shaft, transmission mechanism and clutch shaft bearing group are each attached on the driving platform.
Further, also including the two-way slide unit being arranged on pedestal, the lower end of the two-way slide unit passes through second bearing
Group is fixed with dynamic loading wheel shaft, and the brake assemblies are shaft brake, the dynamic upper end for loading wheel shaft and the shaft brake
Connection, the lower end of the dynamic loading wheel shaft is used to connect the tested wheel；
The load charging assembly can apply the axially and radially consistent work with tested wheel to the two-way slide unit
Firmly, the two-way slide unit drives tested wheel extruding driving wheel, so as to simulate the work axially and radially of the tested wheel
Firmly.
Further, the dynamic loading wheel shaft includes two section up and down connected by flange, wherein, move under loading wheel shaft
Sections is detachably connected with the tested wheel.
Further, the static loading component is suitable including axle support base, quiet loading wheel shaft, shaft locking device and quiet loading
Orchestration,
The quiet loading wheel shaft is fixed on the pedestal by axle support base, and the tested wheel is arranged on quiet loading wheel
On axle,
The shaft locking device is used for the tested wheel that is locked,
The quiet loading adapter is connected to the outer rim of the tested wheel, and can connect with the load charging assembly
Connect, power of the load charging assembly by quiet loading adapter to the tested wheel applying axially and radially.
Further, the load charging assembly includes two loading start hydraulic cylinders, and hydrodynamic pressure is made in one of loading
Cylinder applies axial force to the tested wheel, and another loading start hydraulic cylinder applies radial load to the tested wheel.
Further, the driving wheel is the double-layer structure being connected through a screw thread, and the outer layer of the driving wheel is used for and institute
Tested wheel contact is stated, and the outer layer of the driving wheel and the contact surface of the tested wheel are track structure；
The internal layer of the driving wheel is fixedly connected with drive shaft.
Further, also including TT＆C system and dust suction subassembly, the TT＆C system is used to control the fatigue loading
The action of component and load charging assembly, and the performance indications of tested wheel are gathered, carry out relative recording and export；
The suction port of the dust suction subassembly is arranged on the lower section of the driving wheel and tested wheel contact position.
Further, correspondence clutch shaft bearing group, second bearing group and shaft brake are respectively arranged with cooling system.
(3) beneficial effect
Above-mentioned technical proposal of the invention has the following advantages that：
The common elastic wheel of the compatible multiple diameter of rail vehicle elastic wheel bracket loading test platform that the present invention is provided, can
To simulate comprehensive stressing conditions of the elastic wheel under static or different motion speed, comprehensive examination data is obtained, so that
Production and processing, performance improvement for elastic wheel etc. provide test data support.
Except it is described above present invention solves the technical problem that, constitute technical scheme technical characteristic and have this
Outside the advantage that the technical characteristic of a little technical schemes is brought, what other technical characteristics of the invention and these technical characteristics brought
Advantage, will further illustrate with reference to accompanying drawing.
Brief description of the drawings
Fig. 1 is that the tested wheel of the rail vehicle elastic wheel bracket loading test platform of the embodiment of the present invention 1 is in fatigue loading shape
Schematic top plan view during state；
Fig. 2 is that the tested wheel of the rail vehicle elastic wheel bracket loading test platform of the embodiment of the present invention 1 is in fatigue loading shape
Schematic front view during state；
Fig. 3 is that the tested wheel of the rail vehicle elastic wheel bracket loading test platform of the embodiment of the present invention 1 is in static loading shape
Schematic top plan view during state.
In figure：1：Hydraulic oil source；2：Pedestal；3：Axle support base；4：Quiet loading wheel shaft；5：Shaft locking device；6：Quiet loading is suitable
Orchestration；7：Two-way slide unit；8：Shaft brake；9：Loading start hydraulic cylinder；10：Dynamic loading wheel shaft；11：Clutch shaft bearing group；12：Drive
Moving axis；13：Transmission mechanism；14：Motor；15：Drive platform；16：Dust suction subassembly；17：Driving wheel；18：Tested wheel；19：Survey
Control system；20：Second bearing group.
Specific embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained on the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Company ", " connection " should be interpreted broadly, for example, it may be being fixedly connected, or being detachably connected, or be integrally connected；Can
Being to mechanically connect, or electrically connect；Can be joined directly together, it is also possible to be indirectly connected to by intermediary, Ke Yishi
Two connections of element internal.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
Additionally, in the description of the invention, unless otherwise indicated, " multiple ", " many ", " multigroup " be meant that two or
Two or more, " several ", " some ", " some groups " are meant that one or more.
As shown in figure 1, rail vehicle elastic wheel bracket loading test platform provided in an embodiment of the present invention includes pedestal 2, fatigue
Charging assembly, static loading component and load charging assembly.
Wherein, pedestal 2 includes base framework, and base framework includes upper side, bottom surface and is connected to upper side, bottom
Side between face, namely base framework forms a space for accommodating equipment.Pedestal 2 is whole elastic wheel testing stand
Support section, other critical pieces are installed on pedestal.
The load charging assembly can apply power axially and radially to being tested wheel, the fatigue loading component and
Static loading component is arranged on the pedestal, and the fatigue loading component includes driving the drive component of the tested motion of wheel 18
And the acceleration and deceleration of simulation tested wheel 18, the brake assemblies of braking, the fatigue loading component cooperation load charging assembly
The operating mode of the tested wheel movement process of simulation, the static loading component can fix the tested wheel and coordinate the load
Operating mode when the tested wheel of charging assembly simulation is static.
It should be noted that the present embodiment fatigue loading component is mainly used in simulating wheel during prolonged exercise
The operating mode of load is radially, axially born, static loading component radially, axially bears load for simulating wheel in static state
Operating mode；Load charging assembly is testing stand to being tested the executing agency of wheel loading effect power.
As shown in Fig. 1 or 3, the drive component of fatigue loading component includes motor 14, transmission mechanism 13, drive shaft
12nd, clutch shaft bearing group 11, driving wheel 17 and driving platform 15.Wherein, the motor 14, driving wheel 17, drive shaft 12,
Transmission mechanism 13 and clutch shaft bearing group 11 be fixed on it is described driving platform 15 on, it is described drive platform 15 lower surface and base
The bottom surface connection of seat frame frame, can so drive the position of platform 15 by adjusting, and adjust driving wheel 17 and tested wheel 18
The distance between, facilitate the various sizes of tested wheel 18 of replacing.
Specifically, motor 14 is preferably variable-frequency motor, so drive can be adjusted by changing the frequency of supply of motor
The rotating speed of dynamic motor 14, so as to adjust the power output for connecing motor；Transmission mechanism 13 is tape handler, one end connection motor
14 output revolving shaft, the other end connects the rear end of drive shaft 12, and major function is to pass to the output torque of motor 14
Drive shaft 12；Drive shaft 12 is arranged on by clutch shaft bearing group 11 and driven on platform 15, the rear end of drive shaft 12 and transmission mechanism 13
It is connected, the front end of drive shaft 12 is connected with driving wheel 17, the driving wheel is contacted with the tested wheel 18 and driven described tested
Wheel 18 is moved.
It should be noted that clutch shaft bearing group 11 is the supporting mechanism of drive shaft 12, cooling system, major function can be carried
It is to ensure the high-speed rotation of drive shaft 12.
As one kind preferred embodiment, the wheel body of the driving wheel 17 point double-layer structure, outer layer is replaceable assembly, with
Internal layer is contacted using threaded connection, outer layer with tested wheel 18, and the contact surface between two-wheeled is designed as track pattern, so as to simulate
Tested wheel 18 motion conditions in orbit, internal layer is connected with drive shaft 12.
Driving wheel 17 is set to double-layer structure, and one side layer structure is replaceable, occurs damaging in process of the test
When, it is only necessary to change layer structure；Layer structure is designed as orbital plane with the contact surface of tested wheel 18 simultaneously, so may be used
With the motion process in the tested real process of wheel 18 of accurate simulation with rail contact so that test data has more authenticity
And convincingness.
As shown in Fig. 1 or 3, in order to preferably carry out fatigue loading experiment, the tested wheel 18 is by being arranged on base
Two-way slide unit 7 on seat bottom surface is fixed, wherein, the brake assemblies can be shaft brake 8.
As shown in Fig. 1 or 3, the specific of the tested wheel 18 of the present embodiment rail vehicle elastic wheel bracket loading test platform sets
It is set to, the hypomere of the two-way slide unit 7 is fixed with dynamic loading wheel shaft 10 by second bearing group 20, the dynamic loading wheel shaft 10
Upper end is connected with the shaft brake 8, and the lower end of the dynamic loading wheel shaft 10 is used to connect the tested wheel 18.
It should be noted that supporting mechanism of the second bearing group 20 for dynamic loading wheel shaft 10, second bearing group 20 carries cold
But system, major function is the high-speed rotation for ensureing dynamic loading wheel shaft 10.
The tested wheel 18 of the present embodiment rail vehicle elastic wheel bracket loading test platform is arranged on dynamic loading wheel shaft 10, is moved
Loading wheel shaft 10 can preferably be made up of two sections, be connected using flange between two sections, and the section being connected with tested wheel 18 can be more
Change, for being applicable various sizes of elastic wheel；Another section is arranged in second bearing group 20, end connection shaft brake 8,
I.e. shaft brake 8 is arranged on the afterbody of dynamic loading wheel shaft 10, and the major function of shaft brake 8 is to provide braking moment, to tested
Wheel 18 provides braking environment, and cooling component can also be provided with shaft brake 8, convenient to provide braking for a long time or frequently
Torque.
It is easily understood that the present embodiment shaft brake 8, dynamic loading wheel shaft 10, the second axle for installing dynamic loading wheel shaft 10
Group 20 is held all on the upper mounting surface of two-way slide unit 7, the lower surface and pedestal 2 of two-way slide unit 7 are connected, and are so both simplified
Set between equipment, the position of wheel can be tested by adjusting the position adjustments of two-way slide unit 7 again；Simultaneously bi-directionally slide unit 7 with
There is the free degree of both direction between pedestal 2, be respectively to be tested wheel 18 axially and radially, two-way slide unit 7 can be simultaneously two
Individual side moves up, and during fatigue loading, two-way slide unit 7 can be with the take-off lever of loading start hydraulic cylinder 9 in motion；This
Sample, the load charging assembly by applying to the two-way slide unit the axially and radially consistent active force with tested wheel,
The two-way slide unit motion drives tested wheel extruding driving wheel, so as to simulate the effect axially and radially of the tested wheel
Power.
As shown in figure 3, the static loading component includes quiet loading wheel shaft, shaft locking device and quiet loading adapter, axle
Support base 3 is fixed on the pedestal, during static loading, is tested wheel 18 and is arranged on quiet loading wheel shaft 4, quiet loading wheel
Axle 4 is arranged on axle support base 3, is fixed by shaft locking device 5, and loading start hydraulic cylinder 9 is by the quiet adapter 6 that loads by loading force
Pass to tested wheel 18.
It should be noted that tested wheel 18 is in static loading test operating mode, tested wheel 18 is set in quiet loading wheel
On axle 4, be tested wheel 18 not with base into contact, namely tested wheel 18 is in static loading test operating mode, be tested wheel 18 by
Quiet loading wheel shaft 4 is supported, by the power axially and radially that loading start hydraulic cylinder 9 is applied by quiet loading adapter 6.
As shown in figure 1, used as a kind of implementation, the load of the present embodiment rail vehicle elastic wheel bracket loading test platform adds
It can be hydraulic loading system to carry component, including two loading start hydraulic cylinders 9 being connected with hydraulic oil source 1, wherein, hydraulic oil
Source 1 is connected by oil well pump, servo valve, pipeline with loading start hydraulic cylinder 9, and one of loading start hydraulic cylinder is to the quilt
Test run wheel applies axial force, and another loading start hydraulic cylinder applies radial load to the tested wheel.
As a kind of preferred embodiment, as shown in Fig. 2 the present embodiment rail vehicle elastic wheel bracket loading test platform is also wrapped
Include dust suction subassembly 16 and TT＆C system 19.
As shown in Fig. 2 dust suction subassembly 16 includes suction port and the suction port flexible pipe for connecting and the company for providing dust suction power
The industrial dust collector of hose end is connected on, wherein, the lower section of the suction port correspondence driving wheel 17 and tested wheel 18 is set, this
Dust that sample dust catcher easily can produce driving wheel 17 and tested wheel 18 in fatigue loading process of the test etc. is siphoned away,
Protection test site environment.
TT＆C system 19 be mainly used in set testing stand loading condition, control load charging assembly load output and
Collection wheel property indices, carry out relative recording and export.
The fatigue loading operating condition of test of the present embodiment rail vehicle elastic wheel bracket loading test platform is as shown in figure 1, by test run
Wheel 18 is arranged on dynamic loading wheel shaft 10, is adjusted two-way slide unit 7 and is driven the position of platform 15 so that tested wheel 18 and driving wheel
17 are brought into close contact；Meanwhile, loading start hydraulic cylinder 9 is installed in place, is connected with two-way slide unit 7.In tested wheel 18
Deformation of the placement sensor collection tested wheel 18 in periphery in engineering is loaded.After deploying, open system is tried
Test, motor 14 is moved according to the setting speed of TT＆C system 19, drive shaft 12 and driving wheel are driven by transmission mechanism 13
17 are rotated, and tested wheel 18 is rotated with driving wheel 17, the motion in orbit of simulation elastic wheel, loading start hydraulic cylinder 9
According to the setting undulation of TT＆C system, axially can simultaneously be loaded with radial direction, arbitrarily one direction can also loaded, in loading procedure,
Shaft brake 8 can frequent simulating brake, brake force and braking time can be set on TT＆C system 19.
Static loading test operating mode such as Fig. 3 shows that being tested wheel 18 and being arranged on quiet loading wheel shaft 4, adjustment is quiet to load adaptation
The position of device 6 and load sensor 9, makes quiet loading adapter 6 be brought into close contact with tested wheel 18.In the periphery cloth of tested wheel 18
Put deformation of the tested wheel 18 of sensor collection in engineering is loaded.After deploying, open system is tested, loading
Start hydraulic cylinder 9 according to the setting loading spectrum of TT＆C system load, can axially with radially simultaneously load, also can any one direction add
Carry.
In sum, the rail vehicle elastic wheel bracket loading test platform of the present embodiment, full-featured, highly versatile can be complete
Face mould intends the property indices of examination elastic wheel, is that processing generation, performance improvement of elastic wheel etc. provide data support,
And equipment and space are effectively utilized, reduce product cost and use cost.
Elastic wheel bracket loading test platform of the present invention is not limited in elastic wheel experiment, is not departing from the present invention
Can be made a variety of changes on the premise of objective and expanded, such as can be applied to all kinds of machines of identical static(al) and fatigue test demand
In tool structural test, equivalent effect can be played, be not described in detail in the present invention.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used
Modified with to the technical scheme described in foregoing embodiments, or equivalent is carried out to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (10)
1. a kind of rail vehicle elastic wheel bracket loading test platform, it is characterised in that：Add including pedestal, fatigue loading component, static state
Component and load charging assembly are carried,
Wherein, the load charging assembly can apply power axially and radially to being tested wheel, the fatigue loading component with
And static loading component is arranged on the pedestal, the fatigue loading component includes driving the drive component of tested wheel movement
And the acceleration and deceleration of simulation tested wheel, the brake assemblies of braking, the fatigue loading component cooperation load charging assembly mould
Intend the operating mode of tested wheel movement process；
The static loading component can fix the tested wheel and coordinate the tested wheel of load charging assembly simulation quiet
Operating mode during state.
2. rail vehicle elastic wheel bracket loading test platform according to claim 1, it is characterised in that：The drive component bag
Include the connection of motor, the motor-driven drive shaft and the drive shaft and drive shaft-driven driving wheel, the drive by described
Driving wheel is contacted with the tested wheel and drives the tested wheel movement.
3. rail vehicle elastic wheel bracket loading test platform according to claim 2, it is characterised in that：Also include being arranged on institute
The driving platform on pedestal is stated, the motor drives the drive shaft, the drive shaft to pass through clutch shaft bearing by transmission mechanism
Group support is fixed,
The motor, driving wheel, drive shaft, transmission mechanism and clutch shaft bearing group are each attached on the driving platform.
4. rail vehicle elastic wheel bracket loading test platform according to claim 1, it is characterised in that：Also include being arranged on base
Two-way slide unit on seat, the lower end of the two-way slide unit is fixed with dynamic loading wheel shaft, the brake assemblies by second bearing group
It is shaft brake, the upper end of the dynamic loading wheel shaft is connected with the shaft brake, the lower end of the dynamic loading wheel shaft is used to connect
Connect the tested wheel；
The axially and radially consistent active force that the load charging assembly can apply with tested wheel to the two-way slide unit,
The two-way slide unit drives tested wheel extruding driving wheel, so as to simulate the active force axially and radially of the tested wheel.
5. rail vehicle elastic wheel bracket loading test platform according to claim 4, it is characterised in that：The dynamic loading wheel shaft
Including two section up and down connected by flange, wherein, the lower sections of dynamic loading wheel shaft is detachably connected with the tested wheel.
6. rail vehicle elastic wheel bracket loading test platform according to claim 1, it is characterised in that：The static loading group
Part includes axle support base, quiet loading wheel shaft, shaft locking device and quiet loading adapter,
The quiet loading wheel shaft is fixed on the pedestal by axle support base, and the tested wheel is arranged on quiet loading wheel shaft
On,
The shaft locking device is used for the tested wheel that is locked,
The quiet loading adapter is connected to the outer rim of the tested wheel, and can be connected with the load charging assembly, institute
State power of the load charging assembly by quiet loading adapter to the tested wheel applying axially and radially.
7. the rail vehicle elastic wheel bracket loading test platform according to claim any one of 1-6, it is characterised in that：The load
Lotus charging assembly includes two loading start hydraulic cylinders, and one of loading start hydraulic cylinder applies axially to the tested wheel
Power, another loading start hydraulic cylinder applies radial load to the tested wheel.
8. rail vehicle elastic wheel bracket loading test platform according to claim 2, it is characterised in that：The driving wheel is logical
The double-layer structure of threaded connection is crossed, the outer layer of the driving wheel is used to be contacted with the tested wheel, and the driving wheel is outer
Layer is track structure with the contact surface of the tested wheel；
The internal layer of the driving wheel is fixedly connected with drive shaft.
9. the rail vehicle elastic wheel bracket loading test platform according to claim any one of 1-6, it is characterised in that：Also include
TT＆C system and dust suction subassembly, the TT＆C system are used to control the dynamic of the fatigue loading component and load charging assembly
Make, and gather the performance indications of tested wheel, carry out relative recording and export；
The suction port of the dust suction subassembly is arranged on the lower section of the driving wheel and tested wheel contact position.
10. rail vehicle elastic wheel bracket loading test platform according to claim 1, it is characterised in that：Correspondence clutch shaft bearing
Group, second bearing group and shaft brake are respectively arranged with cooling system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611252554.6A CN106769120B (en) | 2016-12-30 | 2016-12-30 | Railway vehicle elastic wheel loading test bed |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611252554.6A CN106769120B (en) | 2016-12-30 | 2016-12-30 | Railway vehicle elastic wheel loading test bed |
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| CN106769120B CN106769120B (en) | 2023-08-29 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108760348A (en) * | 2018-07-06 | 2018-11-06 | 湖北环电磁装备工程技术有限公司 | Heavy bearing wheels testing stand |
| CN109520752A (en) * | 2018-12-28 | 2019-03-26 | 徐工集团工程机械有限公司 | Test the reliability test system of wheel |
| CN109855889A (en) * | 2017-11-30 | 2019-06-07 | 常州中车铁马科技实业有限公司 | Multi-state tread braking unit fatigue test system |
| CN111537249A (en) * | 2020-06-09 | 2020-08-14 | 株洲时代新材料科技股份有限公司 | Elastic wheel fatigue test method and test device |
| CN111829905A (en) * | 2019-04-22 | 2020-10-27 | 浙江德盛铁路器材股份有限公司 | Wheel rail tester |
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| CN109855889A (en) * | 2017-11-30 | 2019-06-07 | 常州中车铁马科技实业有限公司 | Multi-state tread braking unit fatigue test system |
| CN108760348A (en) * | 2018-07-06 | 2018-11-06 | 湖北环电磁装备工程技术有限公司 | Heavy bearing wheels testing stand |
| CN108760348B (en) * | 2018-07-06 | 2023-12-19 | 湖北环一电磁装备工程技术有限公司 | Heavy load wheel test bed |
| CN109520752A (en) * | 2018-12-28 | 2019-03-26 | 徐工集团工程机械有限公司 | Test the reliability test system of wheel |
| CN111829905A (en) * | 2019-04-22 | 2020-10-27 | 浙江德盛铁路器材股份有限公司 | Wheel rail tester |
| CN111537249A (en) * | 2020-06-09 | 2020-08-14 | 株洲时代新材料科技股份有限公司 | Elastic wheel fatigue test method and test device |
| CN111537249B (en) * | 2020-06-09 | 2022-09-27 | 株洲时代新材料科技股份有限公司 | Elastic wheel fatigue test method and test device |
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