CN207095858U - A kind of bearing test device for motor - Google Patents
A kind of bearing test device for motor Download PDFInfo
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- CN207095858U CN207095858U CN201720756107.8U CN201720756107U CN207095858U CN 207095858 U CN207095858 U CN 207095858U CN 201720756107 U CN201720756107 U CN 201720756107U CN 207095858 U CN207095858 U CN 207095858U
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Abstract
It the utility model is related to a kind of bearing test device for motor, described device includes experiment shafting module, power drive module, load-on module and measurement module, power drive module, load-on module and the measurement module are connected with experiment shafting module, and the experiment shafting module is connected with by test bearing.Compared with prior art, the utility model have the advantages that to exclude other factors interference, test efficiency be high, experiment flexibly, be easy to dismounting and applied widely.
Description
Technical field
Motor test field is the utility model is related to, more particularly, to a kind of bearing test device for motor.
Background technology
With the worsening shortages and environmental pollution getting worse of world energy sources, promote traditional major power consumer product
Automobile drive mode, progressively from fossil energy to new energy transition, increasing automaker by the emphasis of research and development progressively
Shifted from conventional fossil fuel automobile to new-energy automobile, and automobile drive motor is the key core part of new-energy automobile.
Power is exported to improve new-energy automobile, each vehicle factor proposes more and more harsh requirement, these requirements to motor
It is mainly manifested in：Work condition environment is complicated, higher efficiency and rotating speed and lower noise, reliability and price etc..And this its
In the research and development test of particularly work condition environment and high rotating speed, low noise and motor bearing have very direct relation,
At present, the testing experiment of bearing is can be used for for the existing a variety of testing equipments of plain bearing, but for motor axle
The testing experiment research held and relevant device are less, are unfavorable for the design verification of the high rotating speed bearing of automobile drive motor.
Utility model content
The purpose of this utility model is to provide a kind of bearing test device for motor regarding to the issue above.
The purpose of this utility model can be achieved through the following technical solutions：
A kind of bearing test device for motor, described device include experiment shafting module, power drive module,
Load-on module and measurement module, power drive module, load-on module and the measurement module are connected with experiment shafting module, institute
Experiment shafting module is stated to be connected with by test bearing.
The experiment shafting module includes experiment fixing axle, bearing fixation kit, driven pulley and load bearings, the experiment
Fixing axle is connected with by the inner ring of test bearing, and the bearing fixation kit is connected with by the outer ring of test bearing, described driven
End of the wheel respectively with power drive module and experiment fixing axle is connected, and inner ring and the experiment fixing axle of the load bearings connect
Connect, outer ring is connected with load-on module.
The bearing fixation kit includes bearing block and bearing plate, and the bearing block by the outer ring of test bearing with being connected
Connect, and with being matched by the size of test bearing, the bearing plate is connected with bearing block and by the outer ring of test bearing respectively.
The quantity of the experiment shafting module is at least 1.
The power drive module includes motor, driving wheel and transmission belt, and the driving wheel is fixed on motor
Output shaft on, be connected with by experiment shafting module, the transmission belt respectively with driving wheel and experiment shafting module be connected.
The load-on module includes loading support component, on-load pressure applies component and loading axle sleeve, the on-load pressure
Apply component to be fixed in loading support component, the loading axle sleeve applies component and experiment shafting module with on-load pressure respectively
Connection.
The support component that loads includes loading seat and guide rod, and the guide rod is installed on loading seat, and one end is with adding
Carry axle sleeve connection.
The on-load pressure, which applies component, includes load plate and loading spring, and the loading spring is connected with loading axle sleeve,
The load plate is located above loading spring, is installed on guide rod.
The measurement module includes acceleration transducer, pressure sensor and the TEMP for being installed on experiment shafting module
Device, it is installed on the speed probe of power drive module and is installed on the scale of load-on module.
Described device also includes supporting module, and the supporting module includes support base and the branch being arranged in support base
Frame and the mobile installing plate with screw rod travel mechanism, the support is connected with power drive module, the mobile installing plate and
Test the connection of shafting module.
Compared with prior art, the utility model has the advantages that：
(1) by testing shafting module, power drive module, load-on module and the cooperation of measurement module so that this practicality
The device of new middle proposition, the operating condition of the bearing of main model for motor can be simulated, realizes different model
Test run of the bearing in wider velocity interval and larger load range, and the present apparatus is only to the bearing of motor
Tested, can individually obtain the relevant parameter of bearing, exclude influence of other parts to result of the test in motor,
Solves the problems, such as the shortcoming of the experimental rig for motor bearing in the prior art.
(2) test in shafting module, be arranged at by test bearing outside experiment axle, and pass through bearing block and bearing plate jail
Solid be fixed on experiment axle, ensure that by test bearing will not be fallen off during experiment situations such as, safety coefficient is high.
(3) quantity for testing shafting module can be 1, or it is multiple, when setting multiple experiment shafting modules,
Once the bearing of multiple different models can be tested, test efficiency is high, reduces the working strength of staff.
(4) it is high to test the structural module degree of shafting module, thus is easy to dismount, further reduces staff's
Working strength.
(5) power drive module meets this for the test bearing of motor in work by driving motor supplies power
Actual conditions when making, and adjustable by the rotating speed of motor, thus can realize by the full range of speeds of test bearing or
Person's overspeed test in short-term, gathers the operational factor of bearing, trial stretch is extensive, is applicable to most axles of motor
Hold the testing experiment of model.
(6) measurement module includes acceleration transducer, pressure sensor, temperature sensor, speed probe and scale,
It can realize and all main performances such as temperature rise, vibration, noise and the life parameter by test bearing in the course of the work are joined
Several measurements, measurement is comprehensive, and result of the test is accurate, and reliable research technique is provided with the Selection and Design of bearing for motor.
(7) device is additionally provided with supporting module, and the mobile installing plate in supporting module carries screw rod travel mechanism, Ke Yigen
The centre-to-centre spacing of driving wheel and driven pulley is adjusted according to by the model of test bearing and parameter, device flexibly and experiment it is accurate
Property it is high.
Brief description of the drawings
Fig. 1 is the right view of the bearing test device for motor；
Fig. 2 is the front view of the bearing test device for motor；
Fig. 3 is the structural representation of experiment shafting module；
Fig. 4 is the schematic diagram of device when experiment shafting module of varying number is added in experiment, wherein (4a) is 1 experiment
Shafting module, (4b) are 2 experiment shafting modules, and (4c) is 3 experiment shafting modules；
Wherein, 1 is support base, and 2 be support, and 3 be mobile installing plate, and 4 be screw rod travel mechanism, and 5 be to test bearing, 6
It is driving wheel for load-on module, 7,8 be transmission belt, and 9 be experiment shafting module, and 10 be acceleration transducer, and 11 be motor,
12 be loading seat, and 13 be load screw, and 14 be load plate, and 15 be guide rod, and 16 be loading spring, and 17 be scale, and 18 be loading
Axle sleeve, 19 be driven pulley, and 20 be experiment axle, and 21 be bearing block A, and 22 be by test bearing A, and 23 be bearing plate, and 24 be loading
Bearing, 25 be that 26 be bearing block B by test bearing B.
Embodiment
The utility model is described in detail with specific embodiment below in conjunction with the accompanying drawings.The present embodiment is with the utility model
Implemented premised on technical scheme, give detailed embodiment and specific operating process, but guarantor of the present utility model
Shield scope is not limited to following embodiments.
A kind of bearing test device for motor is provided in the present embodiment, including：Shafting module is tested, is used for
Realize being detachably fixed by test bearing to different model；Power drive module, with experiment shafting module be connected, for
By test bearing output driving power, drive by experiment bearing rotary；Load-on module, with experiment shafting module be connected, for
Load is applied by test bearing；Measurement module, it is connected with experiment shafting module, for measuring by test bearing in operation process
Specifeca tion speeification.
Wherein, experiment shafting module includes：Fixing axle is tested, is connected with by the inner ring of test bearing, for as experiment
The fixed center of shafting module；Bearing fixation kit, it is connected with by the outer ring of test bearing, it is solid for being cooperateed with experiment fixing axle
Determine by test bearing；Driven pulley, respectively with power drive module and test fixing axle end be connected, for passing power driving
The output power of module is to by test bearing；Load bearings, inner ring are connected with the fixed axis connection of experiment, outer ring with load-on module,
For transmitting the application load of load-on module to by test bearing.Bearing fixation kit includes：Bearing block, and by test bearing
Outer ring connects, and with being matched by the size of test bearing, for fixed by test bearing；Bearing plate, respectively with bearing block
Connected with by the outer ring of test bearing, the stability fixed for ensureing bearing block.The quantity of experiment shafting module is at least 1
Individual, its schematic diagram is as shown in figure 4, it can be seen that when experiment shafting module is 1, the driving wheel of power drive module
Directly with experiment shafting module by being driven band connection, when it is 2 to test shafting module, lead between 2 experiment shafting modules
Cross transmission band connection and the two is conllinear, the driving wheel of power drive module is connected with the two respectively by transmission belt, in experiment axle
When to be module be 3, between 3 modules every 2 into hexagonal angle and by being driven band connection, driving wheel is distinguished by transmission belt again
Be connected with three, module it is more when principle it is constant, i.e., it is multiple experiment every 2 modules of shafting module between institute it is angled
Identical, multiple experiment shafting modules are with driving wheel by being driven band connection.Power drive module includes：Motor, it is used for
Driving power is provided；Driving wheel, it is fixed on the output shaft of motor, is connected with by experiment shafting module, is driven for following
The output shaft rotation of dynamic motor；Transmission belt, it is connected respectively with driving wheel and experiment shafting module, for export motor
Driving power is sent to experiment shafting module, drives and is rotated by test bearing.Load-on module includes：Support component is loaded, is used for
Fixed supporting loading module；On-load pressure applies component, is fixed in loading support component, for providing load；Load axle sleeve,
Apply component with on-load pressure respectively and experiment shafting module is connected, the load for on-load pressure application component to be provided applies
On by test bearing.Loading support component includes：Seat is loaded, for applying the firm banking of component as on-load pressure；Lead
To bar, it is installed on loading seat, one end is connected with loading axle sleeve, applies component and loading axle sleeve for fixing on-load pressure.Add
Carrying pressure force applying assembly includes load plate and loading spring, and loading spring is connected with loading axle sleeve, and load plate is located at loading spring
Top, it is installed on guide rod.Measurement module include being installed on the experiment acceleration transducer of shafting module, pressure sensor and
Temperature sensor, it is installed on the speed probe of power drive module and is installed on the scale of load-on module.The device also wraps
Supporting module is included, supporting module includes support base and the support being arranged in support base and the shifting with screw rod travel mechanism
Dynamic installing plate, support are connected with power drive module, and mobile installing plate is connected with experiment shafting module.
As depicted in figs. 1 and 2, schematic diagram is as schemed shown in (4b), the device bag for the specific device obtained according to said structure
Support base 1 is included, a support 2 and a mobile installing plate 3 are arranged in support base 1；One motor 11 is installed on
On support 2, driving wheel 7 is fixedly connected with the output shaft of motor；Experiment bearing 5 is installed on mobile installing plate 3；Screw rod moves
Motivation structure 4 is installed between mobile installing plate 3 and experiment bearing 5；Two load-on modules 6 are installed between the experiment both ends of the surface of bearing 5；
Two experiment shafting modules 9 are installed on experiment bearing 5, and two driven pulleys 19 tested in shafting modules 9 pass through transmission belt 8 and master
Driving wheel 7 connects；By the physical dimension for designing two experiment shafting modules 9 so that the axis of two driven pulleys 19 and driving wheel 7
Axis into isosceles triangle, ensure that the radial load of belt transmission suffered by two shaftings is equal.
Load-on module 6 includes the loading seat 12 being installed on experiment bearing 5, loads and load screw 13 and four is installed on seat 12
Root guide rod 15, load plate 14 is installed on guide rod 15, and the guide rod other end is arranged on loading axle sleeve 18, loaded on axle sleeve 18
Loading spring 16 is placed, the upper end of loading spring 16 contacts with load plate 14, and load plate 14 contacts with load screw 13.
Experiment shafting module 9 as shown in figure 3, bearing block A21 and bearing block B26 including being installed on experiment bearing 5 with
And bearing plate 23, bearing block A21 and bearing block B26 are respectively provided with by test bearing A22 and by test bearing B25, tested
Bearing A22 and by test bearing B25 inner ring be installed on experiment axle 20 on, test axle 20 on install two load bearings 24, examination
Test the shaft end of axle 20 installation driven pulley 19.
The device also includes measurement module：Acceleration transducer 10 and temperature sensor are installed on experiment bearing 5
Through hole, directly contacted with by test bearing A22 in experiment shafting module 9 and by test bearing B25, to on-line measurement quilt
Try temperature rise and the Vibration Condition of bearing；One scale 17 is arranged on loading seat 12, is calculated to measure the position of load plate 14
The loading force of spring 16.
By carrying out bench test with bearing to motor, temperature rise, vibration, the life-span ginseng of bearing can be individually obtained
Number, reject influence of other parts to motor overall performance parameter in motor.Motor speed is changed by electric machine controller, it is real
The full range of speeds of bearing or in short-term overspeed test are now tested, gathers the operational factor of bearing；For the type selecting of motor bearing
Design provides test data.The rotating speed that bearing is tested in the present embodiment is 0~16000 rev/min, single test bearing load 0-
5000N, by changing bearing block and experiment axle, the testing experiment of the most bearing designations of motor can be achieved.Trying
During testing, temperature rise and the vibration parameters of bearing outer ring are measured using thermistor and acceleration transducer, are remembered using controller
Record operating revolution and the life-span of test bearing.
Claims (10)
1. a kind of bearing test device for motor, it is characterised in that described device includes experiment shafting module, power
Drive module, load-on module and measurement module, power drive module, load-on module and the measurement module are with testing shafting mould
Block is connected, and the experiment shafting module is connected with by test bearing.
2. the bearing test device according to claim 1 for motor, it is characterised in that the experiment shafting mould
Block includes experiment fixing axle, bearing fixation kit, driven pulley and load bearings, described to test fixing axle and by test bearing
Circle connection, the bearing fixation kit is connected with by the outer ring of test bearing, the driven pulley respectively with power drive module and
The end connection of fixing axle is tested, inner ring and the fixed axis connection of experiment of the load bearings, outer ring is connected with load-on module.
3. the bearing test device according to claim 2 for motor, it is characterised in that the bearing fixation group
Part includes bearing block and bearing plate, and the bearing block is connected with by the outer ring of test bearing, and with by the size of test bearing
Match, the bearing plate is connected with bearing block and by the outer ring of test bearing respectively.
4. the bearing test device according to claim 1 for motor, it is characterised in that the experiment shafting mould
The quantity of block is at least 1.
5. the bearing test device according to claim 1 for motor, it is characterised in that the power drive mould
Block includes motor, driving wheel and transmission belt, and the driving wheel is fixed on the output shaft of motor, and by experiment shafting
Module is connected, and the transmission belt is connected with driving wheel and experiment shafting module respectively.
6. the bearing test device according to claim 1 for motor, it is characterised in that the load-on module bag
Loading support component is included, on-load pressure applies component and loads axle sleeve, the on-load pressure applies component and is fixed on loading support
On component, the loading axle sleeve applies component with on-load pressure respectively and experiment shafting module is connected.
7. the bearing test device according to claim 6 for motor, it is characterised in that the loading support group
Part includes loading seat and guide rod, and the guide rod is installed on loading seat, and one end is connected with loading axle sleeve.
8. the bearing test device according to claim 6 for motor, it is characterised in that the on-load pressure is applied
Component is added to include load plate and loading spring, the loading spring is connected with loading axle sleeve, and the load plate is located at loading spring
Top, it is installed on guide rod.
9. the bearing test device according to claim 1 for motor, it is characterised in that the measurement module bag
Acceleration transducer, pressure sensor and the temperature sensor for being installed on experiment shafting module are included, is installed on power drive module
Speed probe and be installed on the scale of load-on module.
10. the bearing test device according to claim 1 for motor, it is characterised in that described device is also wrapped
Supporting module is included, the supporting module includes support base and the support being arranged in support base and carries screw rod travel mechanism
Mobile installing plate, the support is connected with power drive module, and the mobile installing plate is connected with experiment shafting module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720756107.8U CN207095858U (en) | 2017-06-27 | 2017-06-27 | A kind of bearing test device for motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720756107.8U CN207095858U (en) | 2017-06-27 | 2017-06-27 | A kind of bearing test device for motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207095858U true CN207095858U (en) | 2018-03-13 |
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ID=61554411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720756107.8U Active CN207095858U (en) | 2017-06-27 | 2017-06-27 | A kind of bearing test device for motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207095858U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109141877A (en) * | 2017-06-27 | 2019-01-04 | 上海电驱动股份有限公司 | A kind of bearing test device for driving motor |
| CN112683474A (en) * | 2020-12-15 | 2021-04-20 | 芜湖通和汽车管路系统股份有限公司 | Automobile pipeline vibration pressure-resistant test bed |
-
2017
- 2017-06-27 CN CN201720756107.8U patent/CN207095858U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109141877A (en) * | 2017-06-27 | 2019-01-04 | 上海电驱动股份有限公司 | A kind of bearing test device for driving motor |
| CN112683474A (en) * | 2020-12-15 | 2021-04-20 | 芜湖通和汽车管路系统股份有限公司 | Automobile pipeline vibration pressure-resistant test bed |
| CN112683474B (en) * | 2020-12-15 | 2024-02-13 | 芜湖通和汽车流体系统有限公司 | Vibration pressure-resistant test stand for automobile pipeline |
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