CN209214913U - A kind of detection of rolling bearing fault and Lifetime Forecasting Test platform - Google Patents
A kind of detection of rolling bearing fault and Lifetime Forecasting Test platform Download PDFInfo
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- CN209214913U CN209214913U CN201822172742.9U CN201822172742U CN209214913U CN 209214913 U CN209214913 U CN 209214913U CN 201822172742 U CN201822172742 U CN 201822172742U CN 209214913 U CN209214913 U CN 209214913U
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- 238000012360 testing method Methods 0.000 title claims abstract description 51
- 238000001514 detection method Methods 0.000 title claims abstract description 19
- 238000005096 rolling process Methods 0.000 title claims abstract description 16
- 238000011068 loading method Methods 0.000 claims abstract description 61
- 230000005540 biological transmission Effects 0.000 claims abstract description 29
- 230000008878 coupling Effects 0.000 claims abstract description 7
- 238000010168 coupling process Methods 0.000 claims abstract description 7
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- 238000003466 welding Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
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Abstract
A kind of detection of rolling bearing fault and Lifetime Forecasting Test platform, belong to bearing fault detection technical field, the utility model cannot detect multiple bearings, and the problem that detection content is single to solve traditional experiment platform simultaneously.Driving motor, bearing A to be measured, radial force loading device, bearing B to be measured and axial force loading device are sequentially arranged on bearing mounting base, the output end of driving motor is connected by shaft coupling with transmission shaft, and transmission shaft sequentially passes through bearing A, radial force loading device and bearing B to be measured to be measured and leans with axial force loading device.A kind of rolling bearing fault of the utility model detects and Lifetime Forecasting Test platform can detect the different types of two kinds of bearings of specification of the same race, and the vibration signal of detectable bearing simultaneously.
Description
Technical field
The utility model relates to a kind of testing stands, and in particular to a kind of detection of rolling bearing fault and Lifetime Forecasting Test
Platform belongs to bearing fault detection technical field.
Background technique
Bearing is widely used in petrochemical industry, electric power, smelting as important component in numerous key equipments of modern society's industry
The fields such as gold, machinery, papermaking, ship, aviation and air force's equipment.Its reliability is related to the operation shape of entire mechanical system
State.Therefore, how to ensure that bearing is stable, accurately operate, at current mechanical subject focus of attention.Bearing test-bed master
If current main bearing test device is concentrated mainly on performance to the testing equipment that bearing performance and reliability are monitored
Test aspect.And traditional experiment platform cannot detect multiple bearings simultaneously, and detection content is single.
Utility model content
The purpose of the utility model is to provide a kind of detection of rolling bearing fault and Lifetime Forecasting Test platforms, to solve tradition
Testing stand cannot detect multiple bearings, and the problem that detection content is single simultaneously.
A kind of detection of rolling bearing fault and Lifetime Forecasting Test platform include driving motor, transmission shaft, radial force load dress
It sets, axial force loading device, bearing mounting base, bearing A to be measured and bearing B to be measured；
Driving motor, bearing A to be measured, radial force loading device, bearing B to be measured and axial force loading device are sequentially arranged at
On bearing mounting base, the output end of driving motor is connected by shaft coupling with transmission shaft, and transmission shaft sequentially passes through axis to be measured
It holds A, radial force loading device and bearing B to be measured and leans with axial force loading device.
Preferred: bearing A to be measured and bearing B to be measured passes through bearing spider A and bearing spider B respectively and is mounted on bearing installation
On bottom plate, bearing A to be measured and bearing B to be measured passes through bearing door A respectively and bearing door B is mounted on bearing spider A and bearing
In support B.
Preferred: the top of bearing spider A and bearing spider B are mounted on temperature sensor, bearing spider A and bearing branch
Vibrating sensor is mounted on the side wall of seat B.
Preferred: radial force loading device includes handwheel A, radial force load bracket and loading bearing, loading bearing it is interior
On transmission shaft, the outer ring of loading bearing is mounted on bearing mounting base snare by loading bearing support, and passes through carrying
Bearing door is fixed, and the upper surface of loading bearing support is equipped with radial force sensor, and radial force load bracket is fixedly mounted on
Top on bearing mounting base and positioned at loading bearing, handwheel A are rotatably installed on radial force load bracket, and handwheel A
Bottom end pass through radial force load bracket and radial force sensor against.
Preferred: axial force loading device includes that axial force load bracket, handwheel B and axial force transducer, axial force pass
Sensor is fixedly mounted on transmission the tip of the axis, and axial force load bracket is mounted on bearing mounting base, and is located at transmission shaft
On same straight line, handwheel B is rotatably installed on axial force load bracket, and is located on same axis with transmission shaft, the end of handwheel B
End leans with axial force transducer.
Preferred: bearing mounting base is fixedly mounted on the bearing test-bed upper plate of bearing test-bed, bearing test-bed
The side of upper plate is equipped with bearing test-bed handle, and the bottom four corners of bearing test-bed are mounted on bearing test-bed idler wheel.
The utility model has the effect that compared with existing product
1) it is identical that bearing bore diameter, outer diameter can be met, bearing type test diversification is realized in different types of bearing test；
2) bearing mounting base 13 is connected by screw bolts with bearing test-bed upper plate 27, detachably, realize testing stand with
Sharing for other test devices, reduces costs；
3) by the fixed test bearing of test bearing lid, it is identical to can satisfy bearing bore diameter, outer diameter, different types of bearing
Bearing type test diversification is realized in test；
4) vibration signal and temperature signal during bearing rotary vibrating sensor 5, temperature sensor 8: may be implemented
Real-time acquisition, assess the operating status of bearing；
5) radial loading device 4, axial loading device 6: realizing the load to the radial force and axial force of test bearing,
Simulate bearing actual condition suffered in rotary course.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of a kind of detection of rolling bearing fault and Lifetime Forecasting Test platform；
Fig. 2 is the half sectional view of Fig. 1；
Fig. 3 is the structural schematic diagram that bearing mounting base is mounted on bearing test-bed.
In figure: 1- driving motor, 2- shaft coupling, 3- transmission shaft, 4- handwheel A, 5- temperature sensor, 6- axial loading device
Support, 7- handwheel B, 8- vibrating sensor, 9- bearing door B, 10- loading bearing door, the examination of 11- bearing door A, 12- bearing
Test platform warning device, 13- bearing mounting base, 14- bearing spider A, 15- radial force load bracket, 16- radial force sensor,
17- bearing spider B, 18- axial force transducer, 19- bearing A, 20- loading bearing to be measured, 21- bearing B, 22- touch screen to be measured,
23- bearing test-bed handle, 24- bearing test-bed, 25- bearing test-bed idler wheel, 26- bearing mounting base handle, 27- bearing
Testing stand upper plate.
Specific embodiment
The utility model preferred embodiment is elaborated below according to attached drawing.
As shown in Figure 1 to Figure 3, a kind of rolling bearing fault detection described in the utility model and Lifetime Forecasting Test platform packet
Include driving motor 1, transmission shaft 3, radial force loading device, axial force loading device, bearing mounting base 13, bearing A19 to be measured
With bearing B21 to be measured；
Driving motor 1, bearing A19 to be measured, radial force loading device, bearing B21 to be measured and axial force loading device are successively
Be mounted on bearing mounting base 13, the output end of driving motor 1 is connected by shaft coupling 2 with transmission shaft 3, transmission shaft 3 according to
It is secondary to pass through bearing A19 to be measured, radial force loading device and bearing B21 to be measured and lean with axial force loading device.
Further, bearing A19 to be measured and bearing B21 to be measured pass through bearing spider A14 respectively and bearing spider B17 is mounted on
On bearing mounting base 13, bearing A19 to be measured and bearing B21 to be measured pass through bearing door A11 and bearing door B9 installation respectively
In bearing spider A14 and bearing spider B17.
Further, the top of bearing spider A14 and bearing spider B17 are mounted on temperature sensor 5, bearing spider A14
Vibrating sensor 8 is mounted on on the side wall of bearing spider B17.
Further, radial force loading device includes handwheel A4, radial force load bracket 15 and loading bearing 20, loading bearing
For 20 interior snare on transmission shaft 3, the outer ring of loading bearing 20 is mounted on bearing mounting base 13 by loading bearing support
On, and it is fixed by loading bearing door 10, the upper surface of loading bearing support is equipped with radial force sensor 16, and radial force adds
It carries bracket 15 and is fixedly mounted on the top on bearing mounting base 13 and being located at loading bearing 20, handwheel A4 is rotatably installed in radial direction
Power load bracket 15 on, and the bottom end of handwheel A14 pass through radial force load bracket 15 and radial force sensor 16 against.
Further, axial force loading device includes that axial force loads bracket 6, handwheel B7 and axial force transducer 18, it is axial
Force snesor 18 is fixedly mounted on the end of transmission shaft 3, and axial force load bracket 6 is mounted on bearing mounting base 13, and with
Transmission shaft 3 is located along the same line, and handwheel B7 is rotatably installed on axial force load bracket 6, and is located at same axis with transmission shaft 3
On line, end and the axial force transducer 18 of handwheel B7 leans.
Further, bearing mounting base 13 is fixedly mounted on the bearing test-bed upper plate 27 of bearing test-bed 24, bearing
The side of testing stand upper plate 27 is equipped with bearing test-bed handle 23, and the bottom four corners of bearing test-bed 24 are mounted on bearing test
Platform idler wheel 25.
Further, the side of bearing test-bed 24 is equipped with touch screen 22, touch screen 22 and it is mounted on bearing mounting base 13
On bearing test-bed warning device 12 be electrically connected, be additionally provided with bearing mounting base handle 26 on bearing mounting base 13；It can lead to
PLC controller or each electric elements of micro computer control or device are crossed, the information such as the service life of part to be measured are further analyzed.
Wherein: 1) radial force loads: can realize the load to loading bearing by radial force loading device, pass through effect
Counter-force realizes the load to test bearing.Handwheel A4 is used with radial loading device support 15 and is threadedly coupled, by can be manually rotated
The load of radial force can be realized in handwheel, and loading method is simple and efficient.
2) axial force loads: can realize the load to the axial force of test bearing by axial direction to force loading device.Together
With axial loading device support 6, using being threadedly coupled, adding for radial force can be realized by can be manually rotated handwheel in sample, handwheel B7
It carries, loading method is simple and efficient.
3) quincunx shaft coupling 2 connects variable-frequency motor 1 and transmission shaft 3, guarantees variable-frequency motor output shaft and transmission axis connection
Concentricity requirement.
4) transmission shaft 3 is gap-matched with test bearing 19,21 in testing stand, facilitate bearing installation, disassembly with more
It changes.
5) testing stand can realize the test job of different type bearing, can be realized pair by replacing test bearing door 9,11
The test job of the bearing of same inner diameter, outer diameter, different in width and type enriches the type of the test bearing of testing stand.
6) test bearing support 14,17 is equipped with temperature sensor and vibration acceleration sensor, real-time monitoring temperature with
The variation of vibration acceleration.Force sensor is installed on 17 machine loading bearing support of test bearing support, for measuring bearing
Stress condition, it can be achieved that 0-8000N power test scope.
7) warning device 12, touch screen 22: guarantee the timely anti-of state and safe sexual abnormality in bearing test operational process
Feedback.
8) bearing mounting base 13 and bearing support block mounting seat use welding manner, after the completion of welding, guarantee installation
Flatness and the depth of parallelism requirement in face.
9) bearing mounting base 13 is connected by screw bolts with bearing test-bed upper plate 27, and installation is simple and convenient, meanwhile, it can be real
Existing bearing test-bed is shared with other test devices, has saved cost.
10) bearing test-bed idler wheel 25 and bearing test-bed handle 26 are mounted with, the movement of bearing test-bed is facilitated.
11) design has U-shaped hole on bearing test-bed side plate 24, facilitates the heat dissipation of the test bed electrical part of bearing.
Working principle:
Variable-frequency motor 1 provides torque to transmission shaft 28 by shaft coupling 2, and transmission shaft 3 drives two test bearings thereon
19,21 and loading bearing 20 rotate；It is realized by radial force loading device 4 and axial force loading device 7 to bearing radial direction
The load of power and axial force, while stress data is acquired by force snesor 16/18 in real time.During bearing rotary, temperature
And the temperature and vibration signal of vibrating sensor 5,8 real-time collecting test bearings.
Collected stress data, temperature and vibration signal are transmitted in computer by data collecting card and are carried out at analysis
Reason, when data is abnormal, alarm lamp 12 can issue alarm model.
This embodiment is just an exemplary description of this patent, does not limit its protection scope, those skilled in the art
Member can also be changed its part, as long as it does not exceed the essence of this patent, within the protection scope of the present patent.
Claims (6)
1. a kind of rolling bearing fault detection and Lifetime Forecasting Test platform, it is characterised in that: including driving motor (1), transmission shaft
(3), radial force loading device, axial force loading device, bearing mounting base (13), bearing A to be measured (19) and bearing B to be measured
(21)；
The driving motor (1), bearing A to be measured (19), radial force loading device, bearing B to be measured (21) and axial force load dress
It sets and is sequentially arranged on bearing mounting base (13), the output end of driving motor (1) passes through shaft coupling (2) and transmission shaft (3) phase
Connection, transmission shaft (3) sequentially pass through bearing A (19), radial force loading device and bearing B to be measured (21) to be measured and add with axial force
It carries to set and lean.
2. a kind of rolling bearing fault detection according to claim 1 and Lifetime Forecasting Test platform, it is characterised in that: described
Bearing A (19) to be measured and bearing B to be measured (21) are mounted on bearing peace by bearing spider A (14) and bearing spider B (17) respectively
It fills on bottom plate (13), bearing A (19) to be measured and bearing B to be measured (21) pass through bearing door A (11) and bearing door B (9) respectively
It is mounted in bearing spider A (14) and bearing spider B (17).
3. a kind of rolling bearing fault detection according to claim 2 and Lifetime Forecasting Test platform, it is characterised in that: described
The top of bearing spider A (14) and bearing spider B (17) are mounted on temperature sensor (5), bearing spider A (14) and bearing branch
Vibrating sensor (8) are mounted on the side wall of seat B (17).
4. a kind of rolling bearing fault detection according to claim 1 and Lifetime Forecasting Test platform, it is characterised in that: described
Radial force loading device includes handwheel A (4), radial force load bracket (15) and loading bearing (20), loading bearing (20) it is interior
On transmission shaft (3), the outer ring of loading bearing (20) is mounted on bearing mounting base (13) snare by loading bearing support,
And it is fixed by loading bearing door (10), the upper surface of loading bearing support is equipped with radial force sensor (16), radial force
Load bracket (15) is fixedly mounted on the top on bearing mounting base (13) and being located at loading bearing (20), handwheel A (4) rotation
It is mounted in radial force load bracket (15), and the bottom end of handwheel A (4) passes through radial force load bracket (15) and radial force senses
Device (16) against.
5. a kind of rolling bearing fault detection according to claim 1 and Lifetime Forecasting Test platform, it is characterised in that: described
Axial force loading device includes axial force load bracket (6), handwheel B (7) and axial force transducer (18), axial force transducer
(18) it is fixedly mounted on the end of transmission shaft (3), axial force load bracket (6) is mounted on bearing mounting base (13), and with
Transmission shaft (3) is located along the same line, handwheel B (7) be rotatably installed in axial force load bracket (6) on, and with transmission shaft (3) position
In on same axis, end and the axial force transducer (18) of handwheel B (7) leans.
6. a kind of rolling bearing fault detection according to claim 1 and Lifetime Forecasting Test platform, it is characterised in that: described
Bearing mounting base (13) is fixedly mounted on the bearing test-bed upper plate (27) of bearing test-bed (24), bearing test-bed upper plate
(27) side is equipped with bearing test-bed handle (23), and the bottom four corners of bearing test-bed (24) are mounted on bearing test-bed rolling
It takes turns (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822172742.9U CN209214913U (en) | 2018-12-24 | 2018-12-24 | A kind of detection of rolling bearing fault and Lifetime Forecasting Test platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822172742.9U CN209214913U (en) | 2018-12-24 | 2018-12-24 | A kind of detection of rolling bearing fault and Lifetime Forecasting Test platform |
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| Publication Number | Publication Date |
|---|---|
| CN209214913U true CN209214913U (en) | 2019-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822172742.9U Expired - Fee Related CN209214913U (en) | 2018-12-24 | 2018-12-24 | A kind of detection of rolling bearing fault and Lifetime Forecasting Test platform |
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| CN (1) | CN209214913U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113074942A (en) * | 2021-03-31 | 2021-07-06 | 国网北京市电力公司 | Monitoring device, bearing seat, air pump and transformer |
| CN114441171A (en) * | 2022-01-30 | 2022-05-06 | 华中科技大学 | Motor bearing fault diagnosis and accelerated fatigue degradation comprehensive test bed |
| CN114720119A (en) * | 2022-03-25 | 2022-07-08 | 燕山大学 | Comprehensive fault simulation test bed considering multidirectional loading working condition for plate and strip rolling mill |
-
2018
- 2018-12-24 CN CN201822172742.9U patent/CN209214913U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113074942A (en) * | 2021-03-31 | 2021-07-06 | 国网北京市电力公司 | Monitoring device, bearing seat, air pump and transformer |
| CN114441171A (en) * | 2022-01-30 | 2022-05-06 | 华中科技大学 | Motor bearing fault diagnosis and accelerated fatigue degradation comprehensive test bed |
| CN114441171B (en) * | 2022-01-30 | 2023-04-11 | 华中科技大学 | Motor bearing fault diagnosis and accelerated fatigue degradation comprehensive test bed |
| CN114720119A (en) * | 2022-03-25 | 2022-07-08 | 燕山大学 | Comprehensive fault simulation test bed considering multidirectional loading working condition for plate and strip rolling mill |
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