CN107271206A - Load running adaptation equipment, loading method of testing and running-in method of testing - Google Patents
Load running adaptation equipment, loading method of testing and running-in method of testing Download PDFInfo
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- CN107271206A CN107271206A CN201710449133.0A CN201710449133A CN107271206A CN 107271206 A CN107271206 A CN 107271206A CN 201710449133 A CN201710449133 A CN 201710449133A CN 107271206 A CN107271206 A CN 107271206A
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- running
- bogie
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- loading
- wheel
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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
Abstract
The invention belongs to Transit Equipment technical field, and in particular to one kind loading running adaptation equipment, loading method of testing and running-in method of testing.Loading running adaptation equipment of the present invention, including loading device, running in machine, lowering or hoisting gear, support platform and bottom platform, loading device is in bottom platform, the top of loading device can be connected by connection member with the bottom of bogie, running in machine includes the identical two parts of physical dimension, two parts are respectively arranged on the both sides of loading device and are fixed in support platform, and lowering or hoisting gear is connected to support platform in bottom platform, and at the top of lowering or hoisting gear.By using loading running adaptation equipment of the present invention, loading method of testing and running-in method of testing, load test and running adaptation effectively can be carried out to monorail train bogie, judge whether bogie can be eliminated potential safety hazard to greatest extent among test with entrucking by result of the test.
Description
Technical field
The invention belongs to Transit Equipment technical field, and in particular to one kind loading running adaptation equipment, loading test
Method and running-in method of testing.
Background technology
With the progress of science and technology, people have more cognitions to hanging type aerial train.In actual applications, hang
The bogie of hanging monorail train needs to test its various performance parameters before actual entrucking, and is pushed away by test data
Breaking, whether it can carry out loading operation.For example need to carry out hanging type aerial train bogie actual negative reloading experiment,
Vertical backstop and the distance of interorbital are measured, to judge whether bogie can normally run during actual negative is re-run.
For another example running adaptation is carried out to hanging type aerial train bogie, passes through all parts of measurement at the appointed time
Temperature rise value, whether belonged to the temperature rise value for judging its all parts in actual moving process in normal range (NR), and can protect
The normal operation of card.
By a series of tests to hanging type aerial train bogie, and required data are obtained, it is final to judge to turn to
Frame can be with entrucking, and determine whether to deposit defect in design, potential safety hazard eliminated to greatest extent and tested
Cheng Zhong.
The content of the invention
The invention aims to solve at least one above-mentioned problem, the purpose is by the following technical programs
Realize.
The invention provides one kind load running adaptation equipment, including loading device, running in machine, lowering or hoisting gear,
Support platform and bottom platform, the loading device is in the bottom platform, and the top of the loading device can pass through
Connection member is connected with the bottom of bogie, and the loading device can be used for described by stretching the bottom of the bogie
Bogie carries out downward load test, and the running in machine includes the identical two parts of physical dimension, described two parts point
Not She Yu the loading device both sides and be fixed in the support platform, the lowering or hoisting gear be located at the bottom platform
On, and the support platform is connected at the top of the lowering or hoisting gear, by controlling the lifting of the lowering or hoisting gear to be lifted
And/or the height of the reduction running in machine, so as to carry out running adaptation to the bogie.
Further, the connection member include connecting seat at the top of the loading device and with the connecting seat phase
The connection bearing pin of mating connection, the connecting seat is provided with through hole, by the bottom that the connection bearing pin is passed through to the bogie
The bogie is connected by portion with the through hole on the connecting seat with the loading device.
Further, the connection member also includes being sequentially connected the middle part jockey of setting, the first connector and the
Two connectors, and carried out below the middle part jockey provided with the pulling force produced during being used for downward load test
The pressure sensor of detection, the top of the middle part jockey is connected with the bottom of the connecting seat, second connection
Head bottom with being connected at the top of the loading device, wherein, the middle part jockey include can form fit connect
The first connector and the second connector, be bolted connection between first connector and second connector,
Second connector can insert the inside of first connector in the way of form fit, and described by being each passed through
The body of first connector is connected with the fixed pin shaft of the body of second connector.
Further, in addition to loading device support base and support slide, the loading device support base be located at the bottom
On portion's platform, the inner side of top two of the loading device support base is provided with slide rail, and the support slide is located at the pressure sensing
Between device and first connector, the both sides of the support slide are provided with sliding block that can be in mating connection with the slide rail,
The elevating movement of the support slide can be realized by being moved up and down by the sliding block on the slide rail.
Further, the running in machine includes the reductor, active running-in wheel, driven race being located in the support platform
Wheel and analog orbit are closed, the reductor is connected by way of V belt translation with the active running-in wheel, the active running-in wheel
The bogie is driven to be rotated on the analog orbit, the driven running-in wheel is rotated and turned with the bogie
It is dynamic.
Further, the lowering or hoisting gear includes axle box support hoist cylinder and support platform hoist cylinder, the axle box
Hoist cylinder is supported to be located at the lower section of the analog orbit, the support platform hoist cylinder is located at the reductor and the master
The lower section of optional position between dynamic running-in wheel.
Further, the loading device is load cylinder.
Using loading running adaptation equipment as described above bogie performance test is carried out the invention also provides a kind of
Method of testing is loaded, including following steps：
Equipment is powered：The loading device opens mode of operation；
Connect the bogie：The bottom of the bogie is passed through into the connection member and the top of the loading device
It is connected, and the bogie wheel is fallen into the running in machine；
Load and test：Start the loading device, the loading device is loaded downwards to the bogie, works as pressure
Power stops loading when reaching 100KN, and the vertical stopper height and walking safety backstop to the bogie are highly measured.
Using loading running adaptation equipment as described above bogie performance test is carried out the invention also provides a kind of
Running-in method of testing, including following steps：
Connect the bogie：The bottom of the bogie is passed through into the connection member and the top of the loading device
It is connected, and the bogie wheel is fallen into the running in machine；
Complete docking for the running in machine and the bogie：By raising the lowering or hoisting gear and loading device, make
The running in machine is in contact with the wheel of the bogie, the running in machine is reached running-in state；
Running-in is simultaneously tested：Start the running in machine, in runing condensation procedure to input shaft bearing temperature rise, intermediate bearing temperature rise,
Output bearing temperature rise and oil temperature temperature rise are measured.
Further, the running in machine is completed with the process docked of the bogie to comprise the following steps：
Lift the axle box support hoist cylinder and the load cylinder：The axle box support hoist cylinder is raised, works as institute
State after axle box support hoist cylinder contact with the bottom of the support platform, the load cylinder lifts oily with axle box support
Cylinder rises jointly, until axle box support hoist cylinder reaches full stroke, the load cylinder and axle box support lifting
Oil cylinder stops rising；
Lift the support platform hoist cylinder：The axle box support hoist cylinder reaches after full stroke that the support is flat
Platform hoist cylinder is begun to ramp up, until the active running-in wheel stops rising through after contacting with the bogie wheel uses this
The described loading running adaptation equipment of invention, loading method of testing and running-in method of testing, can be effectively to hanging type aerial
Train bogie carries out load test and running adaptation, judges whether bogie can be with entrucking by result of the test, will be safe hidden
Trouble is eliminated among test to greatest extent.
By load cylinder corresponding load, the actual fortune of simulated hanging formula monorail train bogie are provided to the bogie
Suffered actual loaded power in row, and corresponding vertical stopper height and walking safety backstop height are measured, judge that it is pacified
Quan Xing.
Running-in speed in simulated hanging formula monorail train bogie actual motion, and in runing condensation procedure, automatic measurement
Input shaft bearing temperature rise, intermediate bearing temperature rise, output bearing temperature rise and oil temperature temperature rise, improve the accuracy of measurement.
Brief description of the drawings
By reading the detailed description of hereafter preferred embodiment, various other advantages and benefit is common for this area
Technical staff will be clear understanding.Accompanying drawing is only used for showing the purpose of preferred embodiment, and is not considered as to the present invention
Limitation.And in whole accompanying drawing, identical part is denoted by the same reference numerals.In the accompanying drawings：
Fig. 1 is the overall structure diagram of the embodiment of the present invention；
Fig. 2 is the axonometric drawing of embodiment in Fig. 1；
Fig. 3 is the structural representation of loading device embodiment；
Fig. 4 is the flow chart for using the embodiment of the present invention load test；
Fig. 5 is the flow chart that running-in test is carried out using the embodiment of the present invention.
Each mark is expressed as follows in accompanying drawing：
10：Loading device, 11：Loading device support base, 12：Support slide, 13：Slide rail,
14：Sliding block；
20：Running in machine, 21：Reductor, 22：Active running-in wheel, 23：Driven running-in wheel；
24：Analog orbit；
30：Lowering or hoisting gear, 31：Axle box support hoist cylinder, 32：Support platform hoist cylinder；
40：Support platform；
50：Base platform；
60：Connection member, 61：Connecting seat, 62：Connect bearing pin, 63：Middle part jockey,
64：Pressure sensor, 65：First connector, 66：Second connector, 67：Fixed pin shaft；
70：Bogie.
Embodiment
The illustrative embodiments of the disclosure are more fully described below with reference to accompanying drawings.Although showing this public affairs in accompanying drawing
The illustrative embodiments opened, it being understood, however, that may be realized in various forms the disclosure without the reality that should be illustrated here
The mode of applying is limited.Conversely it is able to be best understood from the disclosure there is provided these embodiments, and can be by this public affairs
The scope opened completely convey to those skilled in the art.
Fig. 1 is the overall structure diagram of the embodiment of the present invention.Fig. 2 is the axonometric drawing of embodiment in Fig. 1.Fig. 3 is loading
The structural representation of device embodiment.As illustrated, loading running adaptation equipment of the present invention, including loading device 10,
Running in machine 20, lowering or hoisting gear 30, support platform 40 and bottom platform 50, loading device 10 is in bottom platform 50, loading
The top of device 10 can be connected by connection member 60 with the bottom of bogie 70, and loading device 10 can be turned to by stretching
The bottom of frame 70 is used to carry out bogie 70 downward load test, and running in machine 20 includes identical two of physical dimension
Point, two parts are respectively arranged on the both sides of loading device 10 and are fixed in support platform 40, and lowering or hoisting gear 30 is flat located at bottom
On platform 50, and the top of lowering or hoisting gear 30 is connected to support platform 40, by control the lifting of lowering or hoisting gear 30 can be lifted and/
Or the height of reduction running in machine 20, so as to carry out running adaptation to bogie 70.
In the present embodiment, loading device 10 is load cylinder.When needing to carry out bogie loading test, pass through connection
The bottom of bogie 70 is connected by part 60 with load cylinder.Bogie 70 is provided downwards by the retracting action of load cylinder
Loaded load, while measure vertical stopper height and walking safety backstop height, reach test purpose.
When needing to carry out running-in test to bogie 70, lifting axle box support hoist cylinder 31 and support platform lifting oil
Cylinder 32, makes running in machine 20 and the wheel of bogie 70 be in contact, thus allows for the running adaptation of bogie 70, meanwhile, run
Setting multiple temperature sensors in the axle box equipotential place of putting are installed in bogie 70 during conjunction, for measure input shaft bearing temperature rise, in
Between bearing temperature rise, output bearing temperature rise and oil temperature temperature rise.
, can be effectively to hanging type aerial train bogie by using loading running adaptation equipment of the present invention
Load test and running adaptation are carried out, judges whether bogie can be with entrucking, by potential safety hazard to greatest extent by result of the test
Elimination test among.
In the present embodiment, connection member 60 includes the connecting seat 61 at the top of loading device and is engaged with connecting seat 61
The connection bearing pin 62 of connection, connecting seat 61 is provided with through hole, by will connect bearing pin 62 through the bottom of bogie 70 and connection
Bogie 70 is connected by the through hole on seat 61 with loading device 10.
Connection bearing pin 62 should have enough intensity, it is ensured that load cylinder completes the loading procedure to bogie 70.Connection
Bearing pin 62 is provided with stub end and small head end, and small head end is provided with screw thread, by the way that stub end is resisted against outside the bottom of bogie 70
Surface, small head end through the bottom of connecting seat 61 and bogie 70 and with the nut located at the outer surface of bogie 70 by matching
Close, the bottom of connecting seat 61 and bogie 70 is connected.
In the present embodiment, connection member 60 also includes middle part jockey 63, the first connector 65 for being sequentially connected setting
With the second connector 66, and the pulling force for being used for being produced during to downward load test is provided with below the middle part jockey 63
The pressure sensor 64 detected, the top of middle part jockey 63 is connected with the bottom of connecting seat 61, the second connector
66 bottom is connected with the top of loading device 10, wherein, middle part jockey 63 includes being capable of the of form fit connection
A connection piece and the second connector, are bolted connection between the first connector and the second connector, the second connector 66
The inside of the first connector 65 can be inserted in the way of form fit, and passes through the body and second through the first connector 65
The fixed pin shaft 67 of the body of connector 66 is connected.
Further, in order to keep in the stability in load cylinder loading procedure, the present embodiment also including loading device
Support base 11 and support slide 12, loading device support base 11 is in bottom platform 50, the top of loading device support base 11
Two inner sides are provided with slide rail 13, and support slide 12 is located between the connector 65 of pressure sensor 64 and first, and the two of support slide 12
Side provided with can be in mating connection with slide rail 13 sliding block 14, support slide 12 is carried out by sliding block 14 on slide rail 13 above and below shifting
It is dynamic to complete elevating movement.
When load cylinder is moved up and down, support slide 12 is by slip of the sliding block 14 on slide rail 13 with load cylinder
Elevating movement is completed simultaneously, and controls the movement line of load cylinder, prevents load cylinder in loading procedure due to load
It is excessive and destroy correct lifting circuit.
In the present embodiment, running in machine 20 include reductor 21 in the support platform 40, active running-in wheel 22, from
Dynamic running-in wheel 23 and analog orbit 24, reductor 21 are connected by way of V belt translation with active running-in wheel 22, active running-in wheel
22 drive bogies 70 are rotated on analog orbit 24, and driven running-in wheel 23 is rotated and rotated with bogie 70.
After the completion of being connected when the bottom of bogie 70 with load cylinder, the wheel of bogie 70 is fallen into running in machine 20.
Hoist cylinder 31 and support platform hoist cylinder 32 are supported by lifting axle box, the wheel of bogie 70 and active running-in wheel 22 is completed
Docking, drive active running-in wheel 22 to rotate by reductor 21, so that the wheel of bogie 70 rotates, complete running-in examination
Test.
In the present embodiment, reductor 21 uses Worm Wheel System, and stability is reliable, and running-in wheel uses polyurethane friction
Wheel, has preferable frictional force, and in order to improve security, set at V belt translation when ensure that and being contacted with the wheel of bogie 70
There is protective cover to avoid the occurrence of security incident
In the present embodiment, lowering or hoisting gear 30 includes axle box and supports hoist cylinder 31 and support platform hoist cylinder 32, axle box
Hoist cylinder 31 is supported to be located at the lower section of analog orbit 24, support platform hoist cylinder 32 is located at reductor 21 and active running-in wheel
The lower section of optional position between 22.
Hoist cylinder 31 is supported by lifting axle box, the height of the axle box of bogie 70 can be raised, then by lifting branch
Lifting platform oil cylinder 32 is supportted, the wheel of active running-in wheel 22 and bogie 70 is in contact, steering is driven by active running-in wheel 22
The wheel common rotation of frame 70, completes running adaptation.
Fig. 4 is the flow chart for using the embodiment of the present invention load test, as shown in the figure.Using described in the present embodiment
The loading method of testing that running adaptation equipment carries out bogie performance test is loaded, is comprised the following steps：
Equipment is powered：Loading device 10 opens mode of operation.
Connect bogie 70：The bottom of bogie 70 is connected by connection member 60 with the top of loading device 10, turned
Fallen into the wheel of frame 70 in running in machine 20.
Bearing pin 62 will be connected through the bottom of bogie 70 and the through hole of connecting seat 61, and use nut check.Lifting loading
Oil cylinder, locking middle part jockey 63, makes bogie 70 be fixedly connected with load cylinder.
Load and test：Start-up loading device 10, loading device 10 is loaded downwards to bogie 70, when pressure reaches
Stop loading during 100KN, and the vertical stopper height and walking safety backstop to bogie 70 are highly measured.
After the completion of connection, load cylinder bounces back downwards, and is supplied to the downward load of bogie 70.When load cylinder is provided
Load when reaching 100KN, stop motion.Now, the vertical stopper height and row of bogie 70 are measured using digital display height gauge
Safety backstop height is walked, and is analyzed according to measurement result, judges whether bogie 70 can normally be transported in actual load
OK.
Fig. 5 is the flow chart that running-in test is carried out using the embodiment of the present invention, as illustrated, using described in the present embodiment
The running-in method of testing that running adaptation equipment carries out bogie performance test is loaded, is comprised the following steps：
Connect bogie 70：The bottom of bogie 70 is connected by connection member 60 with the top of loading device 10, turned
Fallen into the wheel of frame 70 in running in machine 20.
Completion running in machine 20 is docked with bogie 70：By raising lowering or hoisting gear 30 and loading device 10, make running-in
Device 20 is in contact with the wheel of bogie 70, running in machine 20 is reached running-in state.
Comprise the following steps specifically, completing running in machine 20 with the process docked of bogie 70：
Lift axle box support hoist cylinder 31 and load cylinder：Axle box support hoist cylinder 31 is raised, is risen when axle box is supported
After drop oil cylinder 31 is contacted with the bottom of support platform 40, load cylinder supports hoist cylinder 31 to rise jointly with axle box, until axle
Case support hoist cylinder 31 reaches full stroke, and load cylinder and axle box support hoist cylinder 31 stop rising.
Axle box support hoist cylinder 31 is risen into 20mm, makes axle box support hoist cylinder 31 and the bottom of support platform 40 to connect
After touch, then by axle box support hoist cylinder 31 and load cylinder to raise 20mm jointly, make axle box support hoist cylinder 31 to reach full
Stroke.Then sidepiece holding device is installed in the both sides of bogie 70, utilizes longitudinal direction of the sidepiece holding device to bogie 70
Direction is fixed, and prevents bogie 70 from toppling over along the longitudinal direction in running-in.
In the present embodiment, the full stroke of load cylinder, axle box support hoist cylinder 31 and support platform hoist cylinder 32 is equal
For 40mm.
Lift support platform hoist cylinder 32：Axle box support hoist cylinder 31 reaches after full stroke that support platform lifting is oily
Cylinder 32 is begun to ramp up, until active running-in wheel 22 stops rising after contacting with the wheel of bogie 70.By rotating active running-in wheel
22 drive bogie 70 to complete running adaptation.
Running-in is simultaneously tested：Start running in machine 20, to input shaft bearing temperature rise, intermediate bearing temperature rise, defeated in runing condensation procedure
Go out bearing temperature rise and oil temperature temperature rise is measured.
Multiple sensor assemblies are set at the installation axle box equipotential place of putting of bogie 70, during for automatic measurement running adaptation
Input shaft bearing temperature rise, intermediate bearing temperature rise, output bearing temperature rise and oil temperature temperature rise, improve the accuracy of measurement.
, can by using loading running adaptation equipment of the present invention, loading method of testing and running-in method of testing
It is effective that load test and running adaptation are carried out to hanging type aerial train bogie, whether bogie is judged by result of the test
Potential safety hazard can to greatest extent be eliminated among test with entrucking.
The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto,
Any one skilled in the art the invention discloses technical scope in, the change or replacement that can be readily occurred in,
It should all be included within the scope of the present invention.Therefore, protection scope of the present invention should be with the protection model of the claim
Enclose and be defined.
Claims (10)
1. one kind loading running adaptation equipment, it is characterised in that including loading device, running in machine, lowering or hoisting gear, support platform
And bottom platform, the loading device is in the bottom platform, and the top of the loading device can pass through connection member
It is connected with the bottom of bogie, the loading device can be used to enter the bogie by stretching the bottom of the bogie
The downward load test of row, the running in machine includes the identical two parts of physical dimension, and described two parts are respectively arranged on institute
State the both sides of loading device and be fixed in the support platform, the lowering or hoisting gear is in the bottom platform, and institute
State and the support platform is connected at the top of lowering or hoisting gear, by controlling the lifting of the lowering or hoisting gear to be lifted and/or dropping
The height of the low running in machine, so as to carry out running adaptation to the bogie.
2. loading running adaptation equipment according to claim 1, it is characterised in that the connection member is included located at described
Connecting seat and the connection bearing pin in mating connection with the connecting seat at the top of loading device, the connecting seat are provided with through hole,
By by the connection bearing pin through the through hole on the bottom and the connecting seat of the bogie by the bogie and described
Loading device is connected.
3. loading running adaptation equipment according to claim 2, it is characterised in that the connection member also includes connecting successively
The middle part jockey, the first connector and the second connector of setting are connect, and provided with use below the middle part jockey
The pressure sensor that the pulling force produced during to downward load test is detected, the top of the middle part jockey with
The bottom of the connecting seat is connected, the bottom of second connector with being connected at the top of the loading device, wherein, institute
State the first connector and the second connector that middle part jockey includes being capable of form fit connection, first connector and institute
State and be bolted connection between the second connector, second connector can insert described in the way of form fit
The inside of one connector, and by being each passed through the fixation of the body of first connector and the body of second connector
Bearing pin is connected.
4. loading running adaptation equipment according to claim 3, it is characterised in that also including loading device support base and branch
Slide is supportted, the loading device support base is in the bottom platform, and the inner side of top two of the loading device support base is set
There is slide rail, the support slide is located between the pressure sensor and first connector, the both sides of the support slide
Provided with sliding block that can be in mating connection with the slide rail, being moved up and down by the sliding block on the slide rail can be real
The elevating movement of the existing support slide.
5. the loading running adaptation equipment according to any one of claim 1-4, it is characterised in that the running in machine bag
Reductor, active running-in wheel, driven running-in wheel and the analog orbit in the support platform are included, the reductor passes through band
The mode of transmission is connected with the active running-in wheel, and the active running-in wheel drives the bogie enterprising in the analog orbit
Row is rotated, and the driven running-in wheel is rotated and rotated with the bogie.
6. the loading running adaptation equipment according to any one of claim 1-4, it is characterised in that the lowering or hoisting gear bag
Axle box support hoist cylinder and support platform hoist cylinder are included, the axle box support hoist cylinder is located under the analog orbit
Side, lower section of the support platform hoist cylinder located at optional position between the reductor and the active running-in wheel.
7. the loading running adaptation equipment according to any one of claim 1-4, it is characterised in that the loading device is
Load cylinder.
8. a kind of loading running adaptation equipment using any one of the claims 1-7 carries out bogie performance test
Loading method of testing, it is characterised in that comprise the following steps：
Equipment is powered：The loading device opens mode of operation；
Connect the bogie：The bottom of the bogie is passed through into the connection member and the top phase of the loading device
Connect, and the bogie wheel is fallen into the running in machine；
Load and test：Start the loading device, the loading device is loaded downwards to the bogie, when pressure reaches
Loaded to stopping during 100KN, and the vertical stopper height and walking safety backstop to the bogie are highly measured.
9. a kind of loading running adaptation equipment using any one of the claims 1-7 carries out bogie performance test
Running-in method of testing, it is characterised in that comprise the following steps：
Connect the bogie：The bottom of the bogie is passed through into the connection member and the top phase of the loading device
Connect, and the bogie wheel is fallen into the running in machine；
Complete docking for the running in machine and the bogie：By raising the lowering or hoisting gear and loading device, make described
Running in machine is in contact with the wheel of the bogie, the running in machine is reached running-in state；
Running-in is simultaneously tested：Start the running in machine, to input shaft bearing temperature rise, intermediate bearing temperature rise, output in runing condensation procedure
Bearing temperature rise and oil temperature temperature rise are measured.
10. running-in method of testing according to claim 9, it is characterised in that complete the running in machine and turned to described
The process of the docking of frame comprises the following steps：
Lift the axle box support hoist cylinder and the load cylinder：The axle box support hoist cylinder is raised, when the axle
After case support hoist cylinder is contacted with the bottom of the support platform, the load cylinder is total to axle box support hoist cylinder
With rising, until axle box support hoist cylinder reaches full stroke, the load cylinder and axle box support hoist cylinder
Stop rising；
Lift the support platform hoist cylinder：The axle box supports hoist cylinder to reach after full stroke, the support platform liter
Drop oil cylinder is begun to ramp up, until the active running-in wheel stops rising after contacting with the bogie wheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710449133.0A CN107271206B (en) | 2017-06-14 | 2017-06-14 | Load run-in test equipment, load test method and running-in test method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710449133.0A CN107271206B (en) | 2017-06-14 | 2017-06-14 | Load run-in test equipment, load test method and running-in test method |
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| CN107271206A true CN107271206A (en) | 2017-10-20 |
| CN107271206B CN107271206B (en) | 2019-05-14 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108982129A (en) * | 2018-07-19 | 2018-12-11 | 中车青岛四方机车车辆股份有限公司 | A kind of experimental rig of hanging bogie |
| CN109489901A (en) * | 2018-11-22 | 2019-03-19 | 北京航天计量测试技术研究所 | A kind of online quality center of mass measuring table in assembly docking scene |
| CN110919239A (en) * | 2019-12-05 | 2020-03-27 | 中车长春轨道客车股份有限公司 | Automatic assembly quality that falls of bogie |
| CN113484043A (en) * | 2021-07-07 | 2021-10-08 | 中车唐山机车车辆有限公司 | Vertical force measuring system and force measuring wheel set calibration test bed |
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| CN108982129A (en) * | 2018-07-19 | 2018-12-11 | 中车青岛四方机车车辆股份有限公司 | A kind of experimental rig of hanging bogie |
| CN109489901A (en) * | 2018-11-22 | 2019-03-19 | 北京航天计量测试技术研究所 | A kind of online quality center of mass measuring table in assembly docking scene |
| CN110919239A (en) * | 2019-12-05 | 2020-03-27 | 中车长春轨道客车股份有限公司 | Automatic assembly quality that falls of bogie |
| CN110919239B (en) * | 2019-12-05 | 2021-06-22 | 中车长春轨道客车股份有限公司 | Automatic assembly quality that falls of bogie |
| CN113484043A (en) * | 2021-07-07 | 2021-10-08 | 中车唐山机车车辆有限公司 | Vertical force measuring system and force measuring wheel set calibration test bed |
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