CN208488255U - Multi-parameter bear vibration measurement experiment platform - Google Patents
Multi-parameter bear vibration measurement experiment platform Download PDFInfo
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- CN208488255U CN208488255U CN201820762122.8U CN201820762122U CN208488255U CN 208488255 U CN208488255 U CN 208488255U CN 201820762122 U CN201820762122 U CN 201820762122U CN 208488255 U CN208488255 U CN 208488255U
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- bearing
- bearing block
- base platform
- electric cylinder
- parameter
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Abstract
A kind of multi-parameter bear vibration measurement experiment platform, including base platform, loading mechanism, bearing arrangement, drive transmission device and Signal Measurement System.Base platform is made of motor base platform and bearing arrangement base platform；Bearing arrangement is made of the bearing block and shaft of upper and lower dissection type, and the fixed outer ring of bearing block, shaft is connected with inner ring；Loading mechanism is made of bracket and electric cylinder, and electric cylinder is fixed on bracket and places vertically, is loaded to bearing block；Drive transmission device is made of electrical machine belt pulley and belt, and the rotation of motor driven belts wheel drives belt to rotate shaft.Signal Measurement System mainly measures pretightning force when installation bearing, vibration signal when bearing working, temperature when real-time detection bearing operation.
Description
Technical field
The utility model relates to technical field of bearings, specially a kind of bearing multi-parameters test platform.
Background technique
Existing bearing experiment table majority can change the operation of bearing by changing load and the revolving speed of bearing arrangement
Operating condition realizes the research to bearing arrangement fault signature, but does not account for temperature change and bearing installation process to experiment sheet
The influence of body.Rotation can cause temperature to increase to bearing for a long time, and metal material expansion changes axis to change bearing gap size
Hold vibratory response；When installing bearing, different pretightning forces can also be such that bearing outer ring generates different between bearing block and bearing outer ring
Deformation, change bearing size indirectly, affect measurement result.The consequence of generation is exactly that the same faulty bearings are repeatedly installed
Repeatedly the result after measurement generates great changes.Therefore, research and develop it is a kind of can record bearing operation when temperature and bearing block pre-tighten
The multi-parameter bear vibration measurement experiment platform of power is particularly important.
Utility model content
To achieve the above object, the invention provides the following technical scheme: a kind of multi-parameter bear vibration measurement experiment platform,
Including base platform, loading mechanism, bearing arrangement, drive transmission device and Signal Measurement System.The base platform includes electricity
Machine base platform and bearing arrangement base platform.The loading mechanism includes electric cylinder and electronic jar, the electric cylinder branch
Frame is mounted on bearing arrangement base platform, is played a supporting role to electric cylinder.The bearing arrangement includes shaft and bearing block,
Bearing block is divided into normal bearing bearing block and test bearing bearing block.The normal bearing bearing block is by bearing block upper cover and bearing
Seat pedestal composition, the inside is equipped with normal bearing.The bearing block base is connect with bearing arrangement base platform.The test is used
Bearing block is formed by testing with bearing block upper cover and test with bearing block base, and the inside is equipped with test bearing.The test is used
Bearing block is provided with the threaded hole of installation sensor.The drive transmission device includes electrical machine belt pulley, driving belt and bearing arrangement
Belt wheel is connected with motor shaft and bearing shaft respectively.Sensor in the Signal Measurement System includes pressure sensor, is accelerated
Spend sensor, temperature sensor and foil gauge.The pressure sensor passes through bearing block-pressure sensor connecting piece and electronic
Cylinder-pressure sensor connecting piece is connect with bearing block and electric cylinder respectively.
Power is sent to bearing shaft from motor by the belt, reduces influence of the motor oscillating to bearing arrangement.
The base platform includes motor base platform and bearing arrangement base platform, and two platforms are separated, prevents electricity
Vibration when machine is run is transmitted to bearing arrangement.
The electric cylinder is able to achieve the load of the different loads of bearing.
The pressure sensor is able to achieve the measurement to bearing load.
Temperature variations when the temperature sensor energy real-time measurement bearing is run.
The installation pretightening force of bearing block when the foil gauge is capable of measuring bearing installation.
Detailed description of the invention
Fig. 1 is the utility model multi-parameter bear vibration measurement experiment platform structure schematic diagram；
Fig. 2 is base platform, bearing arrangement and drive transmission device structural schematic diagram；
Fig. 3 is loading mechanism and Signal Measurement System structural schematic diagram；
In figure: 1- motor base platform, 2- bearing arrangement base platform, 3- driving motor, 4- electrical machine belt pulley, 5- are driven skin
Bearing is used in band, 6- bearing arrangement belt wheel, 7- bearing block upper cover, the normal bearing of 8-, 9- bearing block base, 10- shaft, 11- test
Seat upper cover, 12- test bearing block base, 13- test bearing, 14- bearing block-pressure sensor connecting piece, 15- pressure sensing
Device, 16- electric cylinder-pressure sensor connecting piece, 17- electric cylinder, 18- electronic jar, 19- acceleration transducer, 20- temperature
Sensor, 21- foil gauge.
Specific embodiment
Specifically with reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.
The following examples illustrate the utility model, but is not intended to limit the scope of the present invention.
Embodiment: illustrating present embodiment in conjunction with Fig. 2 and Fig. 3, a kind of multi-parameter bear vibration measurement experiment platform, including
Motor base platform 1, motor base platform 1 are equipped with driving motor 3 above, and driving motor 3 is by being mounted on motor shaft
Electrical machine belt pulley 4 drives bearing arrangement belt wheel 6 to rotate by driving belt 5, so that shaft 10 be made to rotate.Bearing arrangement base platform
2 are equipped with bearing block base 9 above, and bearing block base 9 is connect by bolt with bearing block upper cover 7, fix normal bearing 8.
Bearing arrangement base platform 2 is equipped with electronic jar 18 above, and 17 pairs of electric cylinder tests is supported to be applied with bearing block upper cover 11
Load is connected by bearing block-pressure sensor connecting piece 14, pressure sensor 15 and electric cylinder-pressure sensor therebetween
Fitting 16 connects.Test bearing block upper cover 11 and test are with being fixed with test bearing 13 between bearing block base 12.Acceleration
Sensor 19 and temperature sensor 20 are mounted on the vibration signal and temperature that test bearing 13 is measured on test bearing block base 12
Degree variation, foil gauge 21 are mounted in test bearing block upper cover 11, pretightning force when measurement bearing block is installed.
In use, operator measures pretightning force when test bearing 13 is installed by foil gauge 21, it is right by electric cylinder 17
Test bearing 13 loads lotus, measures magnitude of load by pressure sensor 15, is rotated by 3 drive shaft 10 of driving motor, is led to
Excess temperature sensor 20 measures temperature when test bearing 13 is run, and measures test bearing 13 by acceleration transducer 19 and runs
When vibration signal.
In conclusion the platform passes through motor base platform 1, bearing arrangement base platform 2, driving motor 3, electrical machine belt pulley
4, driving belt 5, bearing arrangement belt wheel 6, bearing block upper cover 7, normal bearing 8, bearing block base 9, shaft 10, test use bearing
Seat upper cover 11, test bearing block base 12, test bearing 13, bearing block-pressure sensor connecting piece 14, pressure sensor
15, electric cylinder-pressure sensor connecting piece 16, electric cylinder 17, electronic jar 18, acceleration transducer 19, temperature sensor
20, the measurement of temperature and bearing block pretightning force when running to bearing is realized in the cooperation of foil gauge 21.
Claims (4)
1. a kind of multi-parameter bear vibration measurement experiment platform, it is characterised in that: including base platform, loading mechanism, bearing system
System, drive transmission device and Signal Measurement System, bearing arrangement include shaft (10) and bearing block, and bearing block is divided into normal bearing
Bearing block and test bearing bearing block；Normal bearing bearing block is made of bearing block upper cover (7) and bearing block base (9), the inside
Normal bearing (8) are installed；Test bearing bearing block uses bearing block base (12) by test bearing block upper cover (11) and test
Composition, the inside are equipped with test bearing (13), and the sensor in Signal Measurement System includes pressure sensor (15), and acceleration passes
Sensor (19), temperature sensor (20) and foil gauge (21)；Pressure sensor (15) passes through bearing block-pressure sensor connecting piece
(14) it is connect respectively with bearing block and electric cylinder (17) with electric cylinder-pressure sensor connecting piece (16).
2. a kind of multi-parameter bear vibration measurement experiment platform according to claim 1, it is characterised in that: the pedestal is flat
Platform includes motor base platform (1) and bearing arrangement base platform (2), and two platforms are separated, prevents vibration when motor operation
It is dynamic to be transmitted to bearing arrangement.
3. a kind of multi-parameter bear vibration measurement experiment platform according to claim 1, it is characterised in that: the load machine
Structure includes electric cylinder (17) and electronic jar (18), and electronic jar (18) is mounted on bearing arrangement base platform (2), right
Electric cylinder (17) is played a supporting role.
4. a kind of multi-parameter bear vibration measurement experiment platform according to claim 1, it is characterised in that: the driving passes
Motivation structure includes electrical machine belt pulley (4), driving belt (5) and bearing arrangement belt wheel (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820762122.8U CN208488255U (en) | 2018-05-09 | 2018-05-09 | Multi-parameter bear vibration measurement experiment platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820762122.8U CN208488255U (en) | 2018-05-09 | 2018-05-09 | Multi-parameter bear vibration measurement experiment platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208488255U true CN208488255U (en) | 2019-02-12 |
Family
ID=65253934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820762122.8U Expired - Fee Related CN208488255U (en) | 2018-05-09 | 2018-05-09 | Multi-parameter bear vibration measurement experiment platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208488255U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113607317A (en) * | 2021-08-04 | 2021-11-05 | 大连理工大学 | Indirect measuring method and system for raceway contact stress |
-
2018
- 2018-05-09 CN CN201820762122.8U patent/CN208488255U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113607317A (en) * | 2021-08-04 | 2021-11-05 | 大连理工大学 | Indirect measuring method and system for raceway contact stress |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190212 Termination date: 20210509 |