CN208705037U - A kind of testing stand for axle load adjustment - Google Patents
A kind of testing stand for axle load adjustment Download PDFInfo
- Publication number
- CN208705037U CN208705037U CN201821445718.1U CN201821445718U CN208705037U CN 208705037 U CN208705037 U CN 208705037U CN 201821445718 U CN201821445718 U CN 201821445718U CN 208705037 U CN208705037 U CN 208705037U
- Authority
- CN
- China
- Prior art keywords
- wheel
- shaft
- wheel shaft
- electric machine
- traction electric
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
A kind of testing stand for axle load adjustment, it is related to track and equips the technical field built, the utility model is by using different driving methods, detection driving wheel pair and driven wheel pair can be merged, meet engineering truck wheel to diversity etc., the utility model passes through simulation axle load operating condition simultaneously, it can accurately detect the load operation temperature of bearing, reduce the quality fault of bearing temperature alarm, reduce the cost of overhaul etc. of engineering truck, the utility model has the features such as easy to operate, safe and reliable, is suitble to large-scale promotion and application.
Description
Technical field
The utility model relates to tracks to equip the technical field built, and in particular to a kind of examination for axle load adjustment
Test platform.
Background technique
Known, existing wheel shaft running-in test equipment is not able to satisfy the test that engineering truck wheel assembles gear-box and wheel shaft
It is required that it is as follows to be primarily present problem:
1, existing wheel does not have wheel to axis weight regulatory function to motor running-in test equipment, and unloaded running-in test can not detect
It is qualified to unloaded running-in test to there is wheel in the load operation situation of bearing, but during line load test run, still generation axis
The quality faults such as warm alarm, vibration alarming.
2, existing wheel spindle motor running-in test equipment does not have wheel to rotary test speed function, general only detection motor speed.
3, existing wheel spindle motor running-in test equipment compatibility is poor, can only generally meet the running-in test of single variety wheel shaft
Deng.
Summary of the invention
To overcome deficiency present in background technique, the utility model provides a kind of test for axle load adjustment
Platform, the utility model can merge detection driving wheel pair and driven wheel pair, meet engineering truck by using different driving methods
To diversity etc., the utility model has the features such as easy to operate, safe and reliable for wheel.
To realize goal of the invention as described above, the utility model uses technical solution as described below:
A kind of testing stand for axle load adjustment, including drive sprocket axle traction electric machine, pressing plate, traction electric machine position tune
Complete machine structure, wheel shaft driving wheel, follower shaft traction electric machine, wheel shaft rack, wheel to, wheel shaft driven wheel, shaft coupling B and gearbox B,
The left side on the wheel shaft rack is equipped with traction electric machine position adjusting mechanism, is equipped on traction electric machine position adjusting mechanism
Drive sprocket axle traction electric machine, the right on wheel shaft rack are equipped with follower shaft traction electric machine, the follower shaft traction electricity
The power input shaft of gearbox B above wheel shaft rack is arranged in the power output axis connection of machine, and the gearbox B former and later two moves
Power output shaft is respectively connected to the wheel shaft driving wheel on wheel shaft rack by shaft coupling B, on the left of each wheel shaft driving wheel
Wheel shaft rack on be respectively equipped with wheel shaft driven wheel, on the tyre tread of the wheel shaft driven wheel or wheel shaft driving wheel be equipped with pressure pass
Sensor, the pressure sensor connect control cabinet, and the wheel shaft driven wheel and wheel shaft driving wheel are that interval setting forms support wheel
System, is equipped with wheel pair in supporting wheel systems, and the wheel pastes the tyre tread and wheel shaft driven wheel of upper wheel and the tyre tread of wheel shaft driving wheel
It closes, is equipped with pressure mechanism on the wheel shaft rack on the outside of supporting wheel systems, with wheel to upper wheel below the pressure mechanism top board
The outer rim face contact of axis simultaneously presses to wheel shaft, and the power output shaft of drive sprocket axle traction electric machine passes through gearbox A fifth wheel pair
Power input shaft forms the testing stand for axle load adjustment.
The described testing stand for axle load adjustment, the pressure mechanism include pressing plate, load cylinder and servo valve,
The pressing plate is set as two, and two pressing plates are interval setting, are respectively equipped with load cylinder in each pressing plate or so end, described
The lower end of load cylinder is fixed on wheel shaft rack, below the upper end connection pressing plate of load cylinder, each load cylinder
Oil inlet be separately connected the oil outlet of servo valve, the oil outlet of servo valve passes through piping connection hydraulic station respectively, servo valve
Control module passes through line connection control cabinet.
The described testing stand for axle load adjustment is equipped with V-block below the pressing plate, and the V-block is opened
The wheel shaft outer edge surface of mouth face respective shaft pair.
The described testing stand for axle load adjustment, the traction electric machine position adjusting mechanism include upper supporting block,
Lower supporting block, lead screw, shaft coupling A, speed reducer and motor, the lower supporting block are arranged in the upper surface of wheel shaft rack, in lower support
The upper surface of block is equipped with upper supporting block, is equipped with lead screw in the upper surface of upper supporting block, the end of the lead screw is subtracted by shaft coupling A connection
Fast machine, the power output shaft of the power input shaft connection motor of the speed reducer, is socketed screw on the outer edge surface of lead screw, described
Screw connects drive sprocket axle traction electric machine supporting plate.
The testing stand for axle load adjustment, the power of the drive sprocket axle traction electric machine are 50KW, speed regulation
Range is 0~3000r/min.
The testing stand for axle load adjustment, the power of the follower shaft traction electric machine are 30KW, speed regulation
Range is 0~3000r/min.
The testing stand for axle load adjustment, the wheel shaft rack are equipped with infrared temperature sensor, institute
The axle box of the detecting head respective shaft pair of infrared temperature sensor is stated, infrared temperature sensor connects control cabinet.
The testing stand for axle load adjustment, the wheel shaft rack are equipped with velocity sensor, the speed
The wheel of the detecting head respective shaft pair of sensor, velocity sensor connect control cabinet.
Using technical solution as described above, the utility model has superiority as described below:
The utility model can merge detection driving wheel pair and driven wheel pair by using different driving methods, meet
Engineering truck wheel is to diversity etc., while the utility model can accurately detect shaft by simulation axle load operating condition
The load operation temperature held reduces the quality fault of bearing temperature alarm, reduces the cost of overhaul etc. of engineering truck, the utility model
With the features such as easy to operate, safe and reliable, it is suitble to large-scale promotion and application.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the schematic top plan view of Fig. 1；
In figure: 1, drive sprocket axle traction electric machine；2, gearbox A；3, pressing plate；4, load cylinder；5, traction electric machine position
Adjustment mechanism；5-1, upper supporting block；5-2, lower supporting block；5-3, lead screw；5-4, shaft coupling A；5-5, speed reducer；5-6, motor；
6, wheel shaft driving wheel；7, follower shaft traction electric machine；8, wheel shaft rack；9, wheel pair；10, wheel shaft driven wheel；11, shaft coupling B；
12, gearbox B.
Specific embodiment
The utility model can be explained in more detail by the following examples, the utility model is not limited to following
Embodiment；
Firstly the need of explanation, "upper" that the utility model is used in description scheme, "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "top", "bottom", "inner", "outside" is orientation based on the figure or position
Relationship is set, is merely for convenience of description and simplification description, rather than the device or element of indication or suggestion meaning there must be spy
Fixed orientation is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
A kind of testing stand for axle load adjustment in conjunction with described in attached drawing 1~2, including drive sprocket axle traction electric machine 1,
Pressing plate 3, traction electric machine position adjusting mechanism 5, wheel shaft driving wheel 6, follower shaft traction electric machine 7, wheel shaft rack 8, wheel are to 9, wheel
Axis driven wheel 10, shaft coupling B11 and gearbox B12, the left side on the wheel shaft rack 8 are adjusted equipped with traction electric machine position
Mechanism 5 is equipped with drive sprocket axle traction electric machine 1 on traction electric machine position adjusting mechanism 5, the drive sprocket axle traction electric machine 1
Power is 50KW, and speed adjustable range is 0~3000r/min, and the right on wheel shaft rack 8 is equipped with follower shaft traction electric machine 7,
The power of the follower shaft traction electric machine 7 is 30KW, and speed adjustable range is 0~3000r/min, the follower shaft traction electric machine
The power input shaft of gearbox B12 above wheel shaft rack 8, the front and back gearbox B12 two is arranged in 7 power output axis connection
A power output shaft is respectively connected to the wheel shaft driving wheel 6 on wheel shaft rack 8 by shaft coupling B11, drives in each wheel shaft
It is respectively equipped with wheel shaft driven wheel 10 on the wheel shaft rack 8 in the left side of driving wheel 6, in the wheel shaft driven wheel 10 or wheel shaft driving wheel 6
Tyre tread is equipped with pressure sensor, and the pressure sensor connects control cabinet, and the wheel shaft driven wheel 10 is with wheel shaft driving wheel 6
Interval setting forms supporting wheel systems, wheel is equipped in supporting wheel systems to 9, tyre tread and wheel shaft driven wheel of the wheel to wheel on 9
10 and wheel shaft driving wheel 6 tyre tread fitting, pressure mechanism, the press machine are equipped on the wheel shaft rack 8 on the outside of supporting wheel systems
With wheel to the outer rim face contact of 9 upper whorl axials and to wheel shaft pressure, the power of drive sprocket axle traction electric machine 1 below structure top board 3
Output shaft forms the testing stand for axle load adjustment to 9 power input shaft by gearbox A2 fifth wheel.
Wherein the pressure mechanism includes pressing plate 3, load cylinder 4 and servo valve, and the pressing plate 3 is set as two, two
Pressing plate 3 is interval setting, is respectively equipped with load cylinder 4 in each 3 or so end of pressing plate, the pressure of the load cylinder 4 is
The lower end of 25Mpa, the load cylinder 4 are fixed on wheel shaft rack 8, under the upper end connection pressing plate 3 of load cylinder 4
The oil inlet in face, each load cylinder 4 is separately connected the oil outlet of servo valve, and the oil outlet of servo valve passes through piping connection respectively
The control module of hydraulic station, servo valve passes through line connection control cabinet.
Further, V-block, the wheel shaft outer rim of the opening face respective shaft pair of the V-block are equipped with below the pressing plate 3
Face.I.e. according to wheel to structure of axle box feature, using V-block, arc surface pressurizes from axle box, and pressure size is detected from hydraulic cylinder,
By servo valve control pressure size, is asked according to the axis of every kind of wheel pair is important, different pressures is selected to carry out wheel shaft running-in test.
Further, the traction electric machine position adjusting mechanism 5 include upper supporting block 5-1, lower supporting block 5-2, lead screw 5-3,
Shaft coupling A5-4, speed reducer 5-5 and motor 5-6, the lower supporting block 5-2 setting is in the upper surface of wheel shaft rack 8, in lower supporting block
The upper surface of 5-2 is equipped with upper supporting block 5-1, is equipped with lead screw 5-3 in the upper surface of upper supporting block 5-1, the end of the lead screw 5-3 passes through
The power output shaft of the power input shaft connection motor 5-6 of shaft coupling A5-4 connection speed reducer 5-5, the speed reducer 5-5, in silk
Screw is socketed on the outer edge surface of thick stick 5-3, the screw connects drive sprocket axle traction electric machine supporting plate.
Further, the wheel shaft rack 8 is equipped with infrared temperature sensor, the detection of the infrared temperature sensor
The axle box of head respective shaft pair, infrared temperature sensor connect control cabinet, and the measurement range of infrared temperature sensor is -20~
150℃.In the specific implementation, the measurement point of infrared temperature sensor is no less than at 6, moves thermometric, detects axle box surface
Temperature, the shaft temperature detecting device of simulated locomotive vehicle, and shown by display screen or digital thermometer.
Further, the wheel shaft rack 8 is equipped with velocity sensor, the detecting head respective shaft pair of the velocity sensor
Wheel, velocity sensor connect control cabinet.
The utility model, which meets engineering truck driven wheel, tries the adjustment of (wheel footpath is φ 840, φ 915, φ 1050)
It tests, is provided simultaneously with wheel to revolving speed, bearing temperature detection function, wheel shaft dead load regulatory function, axis weight range 10t~30t.
The utility model carries out axis by servo valve control axle box pressure and controls again, and axle test passes through pressure sensor reality
It is existing.
When it is implemented, wheel shaft revolving speed detects support wheel using wheel, by wheel to rotation, support wheel rotation is driven,
Support axle end is equipped with velocity sensor, and detection wheel is converted into Vehicle Speed by inputting wheel diameter to revolving speed.
For the utility model driving wheel to, driven wheel to two kinds of kinds of drive are used, driving wheel passes through connection method to by motor
The axle gear box input shaft of orchid driving driving wheel pair, so that wheel shaft be driven to rotate.Driven wheel is to tyre tread driving method is used, i.e.,
Motor drives wheel shaft rotation by wheel tread frictional force by transmission shaft, the driving wheel rotation of dragging support wheel tread.It is logical
Shift switching wheel is crossed to driving method, to realize the running-in test of principal and subordinate wheel pair.
The beneficial aspects of the utility model are as follows:
1, hardware compatibility performance is good.The testing stand uses different driving mode, can merge detection driving wheel pair and driven
Wheel pair, meets engineering truck wheel to multifarious feature.
2, equipment detection accuracy is higher, by simulating axle load operating condition, can accurately detect the load of bearing
Running temperature reduces the quality fault of bearing temperature alarm, reduces the engineering truck cost of overhaul.
3, easy to operate, securely and reliably.When the testing stand carries out driven wheel to test, it is only necessary to which wheel is hung in rack to 9
Upper placement can be taken turns by control cabinet and be operated to 9 running-in tests.When carrying out driving wheel to running-in test, need to connect electricity
The connecting flange of machine output shaft and axle gear box.
The non-detailed portion of the utility model is the prior art.
The embodiment selected herein for open the purpose of this utility model, is presently considered to be suitable, still,
It is to be understood that the utility model is intended to include all changes for the embodiment that all belong in this design and invention scope and changes
Into.
Claims (8)
1. a kind of testing stand for axle load adjustment, including drive sprocket axle traction electric machine (1), pressing plate (3), traction electric machine position
It is driven to (9), wheel shaft to set adjustment mechanism (5), wheel shaft driving wheel (6), follower shaft traction electric machine (7), wheel shaft rack (8), wheel
Take turns (10), shaft coupling B(11) and gearbox B(12), it is characterized in that: being equipped with traction on the left side of the wheel shaft rack (8) above
Motor position adjustment mechanism (5) is equipped with drive sprocket axle traction electric machine (1) on traction electric machine position adjusting mechanism (5), in wheel shaft
The right of rack (8) above is equipped with follower shaft traction electric machine (7), the power output shaft of the follower shaft traction electric machine (7)
Connection setting is in wheel shaft rack (8) gearbox B(12 above) power input shaft, the gearbox B(12) former and later two power
Output shaft passes through shaft coupling B(11) it is respectively connected to the wheel shaft driving wheel (6) on wheel shaft rack (8), it is driven in each wheel shaft
Wheel shaft driven wheel (10) are respectively equipped on wheel shaft rack (8) on the left of driving wheel (6), are driven in the wheel shaft driven wheel (10) or wheel shaft
The tyre tread of driving wheel (6) is equipped with pressure sensor, and the pressure sensor connects control cabinet, the wheel shaft driven wheel (10) and wheel
Axis driving wheel (6) is that interval setting forms supporting wheel systems, wheel is equipped in supporting wheel systems to (9), the wheel is to wheel on (9)
Tyre tread is bonded with the tyre tread of wheel shaft driven wheel (10) and wheel shaft driving wheel (6), is set on the wheel shaft rack (8) on the outside of supporting wheel systems
There is pressure mechanism, to the outer rim face contact of (9) upper whorl axial and wheel shaft is applied below the pressure mechanism top board (3) with wheel
The power output shaft of pressure, drive sprocket axle traction electric machine (1) forms institute by power input shaft of the gearbox A(2) fifth wheel to (9)
The testing stand for axle load adjustment stated.
2. the testing stand according to claim 1 for axle load adjustment, it is characterized in that: the pressure mechanism includes pressure
Plate (3), load cylinder (4) and servo valve, the pressing plate (3) are set as two, and two pressing plates (3) are interval setting, each
Pressing plate (3) left and right end is respectively equipped with load cylinder (4), and the lower end of the load cylinder (4) is fixed at wheel shaft rack (8)
On, below upper end connection pressing plate (3) of load cylinder (4), the oil inlet of each load cylinder (4) is separately connected servo valve
Oil outlet, the oil outlet of servo valve pass through piping connection hydraulic station respectively, and the control module of servo valve passes through line connection control
Cabinet.
3. the testing stand according to claim 1 for axle load adjustment, it is characterized in that: below the pressing plate (3)
Equipped with V-block, the wheel shaft outer edge surface of the opening face respective shaft pair of the V-block.
4. the testing stand according to claim 1 for axle load adjustment, it is characterized in that: traction electric machine position tune
Complete machine structure (5) includes upper supporting block (5-1), lower supporting block (5-2), lead screw (5-3), shaft coupling A(5-4), speed reducer (5-5) and
Motor (5-6), the lower supporting block (5-2) are arranged in the upper surface of wheel shaft rack (8), are equipped in the upper surface of lower supporting block (5-2)
Upper supporting block (5-1) is equipped with lead screw (5-3) in the upper surface of upper supporting block (5-1), and the end of the lead screw (5-3) passes through shaft coupling
Device A(5-4) connection speed reducer (5-5), the power output shaft of power input shaft connection motor (5-6) of the speed reducer (5-5),
Screw is socketed on the outer edge surface of lead screw (5-3), the screw connects drive sprocket axle traction electric machine supporting plate.
5. the testing stand according to claim 1 for axle load adjustment, it is characterized in that: drive sprocket axle traction electricity
The power of machine (1) is 50KW, and speed adjustable range is 0~3000r/min.
6. the testing stand according to claim 1 for axle load adjustment, it is characterized in that: follower shaft traction electricity
The power of machine (7) is 30KW, and speed adjustable range is 0~3000r/min.
7. the testing stand according to claim 1 for axle load adjustment, it is characterized in that: on the wheel shaft rack (8)
Equipped with infrared temperature sensor, the axle box of the detecting head respective shaft pair of the infrared temperature sensor, infrared temperature is passed
Sensor connects control cabinet.
8. the testing stand according to claim 1 for axle load adjustment, it is characterized in that: on the wheel shaft rack (8)
Equipped with velocity sensor, the wheel of the detecting head respective shaft pair of the velocity sensor, velocity sensor connects control cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821445718.1U CN208705037U (en) | 2018-09-05 | 2018-09-05 | A kind of testing stand for axle load adjustment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821445718.1U CN208705037U (en) | 2018-09-05 | 2018-09-05 | A kind of testing stand for axle load adjustment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208705037U true CN208705037U (en) | 2019-04-05 |
Family
ID=65946043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821445718.1U Active CN208705037U (en) | 2018-09-05 | 2018-09-05 | A kind of testing stand for axle load adjustment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208705037U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109115493A (en) * | 2018-09-05 | 2019-01-01 | 中车洛阳机车有限公司 | A kind of testing stand for axle load adjustment |
-
2018
- 2018-09-05 CN CN201821445718.1U patent/CN208705037U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109115493A (en) * | 2018-09-05 | 2019-01-01 | 中车洛阳机车有限公司 | A kind of testing stand for axle load adjustment |
| CN109115493B (en) * | 2018-09-05 | 2024-02-20 | 中车洛阳机车有限公司 | Test bed for wheel axle load running-in |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102410930B (en) | Comprehensive test stand for performance and durability of brake caliper | |
| CN107215480B (en) | A kind of Aircraft landing gear system brake dynamic simulation test bed frame | |
| CN207472575U (en) | A kind of test-bed of brake system of car performance test | |
| CN111912630B (en) | ABS brake performance test in-loop simulation double-wheel test bed and test method | |
| CN106706306B (en) | Low-speed shaft brake energy efficiency test board and test method thereof | |
| CN102252840B (en) | Tester of fault diagnosis of rotating machinery with closed power | |
| CN105458672B (en) | Core body assembly bench | |
| CN203376157U (en) | High drive bulldozer transmission system comprehensive test platform | |
| CN102865929B (en) | Measurement and test device for transient surface temperature of friction plate of dry clutch | |
| CN203490080U (en) | Wheel rim deformation testing stand | |
| CN208705037U (en) | A kind of testing stand for axle load adjustment | |
| CN104155110B (en) | Automobile hub bearing periodically dynamic high temperature working condition tests machine | |
| CN205343032U (en) | Core body assembly bench | |
| CN218937792U (en) | Brake pad brake disc performance detection equipment | |
| CN204944857U (en) | A kind of wheel track fault detect testing table | |
| CN104236894A (en) | Vehicle-mounted test device for detecting reliability of forklift pedal mechanism | |
| CN106769120A (en) | A kind of rail vehicle elastic wheel bracket loading test platform | |
| CN202351034U (en) | Performance and durability comprehensive test bed for brake caliper | |
| CN201703457U (en) | Assembly line for automobile third-generation wheel hub unit | |
| CN206292048U (en) | The experimental bench of RV decelerator transmission efficiencies | |
| CN109115493A (en) | A kind of testing stand for axle load adjustment | |
| CN205898470U (en) | Vehicle comprehensive properties detecting system | |
| CN103101837A (en) | Detection apparatus for rotational flexibility of lifting hook and lifting hook structure | |
| CN110514456B (en) | Intelligent detection equipment for skid resistance of automobile tire | |
| CN202358842U (en) | Rotation flexibility detection device of lifting hook and lifting hook structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |