CN108152036A - A kind of life detecting device for bearing - Google Patents
A kind of life detecting device for bearing Download PDFInfo
- Publication number
- CN108152036A CN108152036A CN201611094152.8A CN201611094152A CN108152036A CN 108152036 A CN108152036 A CN 108152036A CN 201611094152 A CN201611094152 A CN 201611094152A CN 108152036 A CN108152036 A CN 108152036A
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- CN
- China
- Prior art keywords
- bearing
- loading device
- test
- sleeve
- radial
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- 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.)
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Classifications
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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
- G01M13/00—Testing of machine parts
- G01M13/04—Bearings
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention discloses a kind of life detecting device for bearing, including workbench；Test cabinet, is equipped with heating unit and test axis in test cabinet, and in test axis upper edge, its axis direction interval is equipped with multiple bearings to be tested, and spacer is equipped between two adjacent bearings to be tested；Driving device, driving device drive test axis to be rotated by torque sensor；Axial loading device, axial loading device are set on the table；Radial loading device, radial loading device are set on the table；Heating unit, driving device, axial loading device and the PLC control system of radial loading device work, PLC control system can be controlled to be connect respectively with heating unit, driving device, axial loading device, radial loading device and torque sensor.Entire test process operation of the invention is relatively simple, can accurately test out the service life of bearing, larger facility is brought to tester and user.
Description
Technical field
The present invention relates to endurance testing device technical fields, are related specifically to a kind of life detecting device for bearing.
Background technology
Bearing is needed mostly after the completion of production through rotation alternately life test, can be accurate after the completion of test
Understand the service life of bearing.
And in the prior art, the test device overall structure for the rotation alternating service life of test bearing is complex, surveys
The whole process of examination is relatively complicated, it is difficult to the true service life of bearing is tested out, so as to be brought to tester and user
Larger inconvenience.
However in view of the deficiencies of the prior art, it is necessary to develop a kind of reasonable design, simple in structure, entire test by developer
Process operation it is relatively simple, can accurately test out the service life of bearing, to tester and user bring compared with
The big life detecting device for being convenient for bearing.
Invention content
This solution problem of the existing technology, the object of the invention provide a kind of reasonable design, simple in structure, entire survey
The operation of examination process is relatively simple, can accurately test out the service life of bearing, be brought to tester and user
The larger life detecting device for being convenient for bearing.
For solution more than technical problem, what the present invention was realized using following technical scheme：
A kind of life detecting device for bearing, which is characterized in that including
One workbench；
The test cabinet of one setting on the table, is equipped with heating unit and test axis, in the survey in the test cabinet
Its axis direction interval of examination axis upper edge is equipped with multiple bearings to be tested, is equipped between two adjacent bearings to be tested
Spacer；
One driving device for test axis to be driven to be rotated, the driving device are driven by torque sensor and tested
Axis is rotated；
One can provide the axial loading device of axial load for bearing to be tested, and the axial loading device is arranged on
On workbench；
One can provide the radial loading device of radial load for bearing to be tested, and the radial loading device is arranged on
On workbench；
One can control heating unit, driving device, axial loading device and the PLC controls of radial loading device work
System, the PLC control system respectively with heating unit, driving device, axial loading device, radial loading device and torque
Sensor connects.
In a preferred embodiment of the invention, the axial loading device includes the first servo motor, the first ball
Screw, the first sleeve and axially loaded head, the output terminal of first servo motor pass through the first speed reducer and the first ball wire
The screw of bar is connected, and first speed reducer is installed on the table by first support, the silk of first ball screw
Mother is mounted on one end of the first sleeve, and first sleeve is slidably arranged on the first receiver, the first receiver peace
Dress is equipped with first pressure sensor on the table, in the other end of first sleeve, and the first pressure sensor passes through
Axially loaded connecting rod is connected with axially loaded head, and the communication of the first pressure sensor and PLC control system connects, and described the
One servo motor is electrically connected with PLC control system.
In a preferred embodiment of the invention, the radial loading device includes the second servo motor, the second ball
Screw, second sleeve and radial loaded head, the output terminal of second servo motor pass through the second speed reducer and the second ball wire
The screw of bar is connected, and second speed reducer is installed on the table by second support, the silk of second ball screw
Mother is mounted on one end of second sleeve, and the second sleeve is slidably arranged on second sleeve seat, the second sleeve seat peace
Dress is equipped with second pressure sensor on the table, in the other end of the second sleeve, and the second pressure sensor passes through
Radial loaded connecting rod is connected with radial loaded head, and the communication of the second pressure sensor and PLC control system connects, and described the
Two servo motors are electrically connected with PLC control system.
In a preferred embodiment of the invention, the output terminal of the driving device passes through synchronous belt and torque sensor
Input terminal be connected, it is described test axis one end be arranged on the output terminal of torque sensor.
In a preferred embodiment of the invention, the spacer include inner ring spacer and outer ring spacer, the inner ring every
It is set between the inner ring of bearing to be tested, the outer ring spacer is arranged between the outer ring of bearing to be tested.
In a preferred embodiment of the invention, the temperature being in contact with inner ring spacer is internally provided in the test cabinet
Sensor, the temperature sensor are connected with PLC control system communication.
Compared with prior art, the present invention makes the overall structure of test device relatively simple using the above structure, entire to survey
The operation of examination process is relatively simple, can accurately test out the service life of bearing, be brought to tester and user
Larger facility.
Description of the drawings
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is the A-A sectional views of Fig. 1.
Fig. 3 is the B-B sectional views of Fig. 1.
Specific embodiment
Below in conjunction with the accompanying drawings, the specific embodiment of the present invention is described in detail, it is to be understood that of the invention
Protection domain be not restricted by specific implementation.
Such as a kind of life detecting device for bearing with reference to shown in Fig. 1-Fig. 3, provided in figure, including workbench 100,
Test cabinet 200, driving device 500, axial loading device 300, radial loading device 400 and PLC control system (are not shown in figure
Go out).
Stabilizer blade 110 is equipped in the lower end of workbench 100, can effectively improve during the work time steady of workbench 100
Qualitative energy further improves the accurate performance of test.
Test cabinet is arranged on workbench 100, heating unit and test axis 210 is equipped in test cabinet 200, in this implementation
Heating unit is heating ring in example, and in test 210 upper edge of axis, its axis direction interval is equipped with multiple bearings 800 to be tested,
Spacer is equipped between the bearing 800 to be tested of adjacent two.
Spacer includes inner ring spacer 920 and outer ring spacer 910, and inner ring spacer 920 is arranged on the interior of bearing 800 to be tested
Between circle, outer ring spacer 910 is arranged between the outer ring of bearing 800 to be tested, and inner ring spacer 920 and outer ring spacer 910 are not
But it can be ensured that the transmission of axial load, additionally it is possible to effectively improve the stability between adjacent bearing 800 to be tested.
The temperature sensor being in contact with inner ring spacer 920 is internally provided in test cabinet 200, temperature sensor is for real-time
The temperature of test cabinet 200 is monitored, and the temperature signal of monitoring is transferred to PLC control system, when the temperature of test cabinet 200 reaches
During set temperature value, PLC control system control heater stop work, when chamber temperatures are less than set temperature value, PLC
Control system control heating unit work, is so recycled, so as to which bearing 800 to be tested is made to be surveyed at a constant temperature
Examination effectively raises the accurate performance of test.
For test axis 210 to be driven to be rotated, driving device 500 is driven driving device 500 by torque sensor 700
Test axis 210 is rotated, and torque sensor 700 is arranged on workbench 100 and positioned at the left side of test cabinet 200, driving dress
500 inside for being arranged on workbench 100 are put, the output terminal of driving device 500 passes through synchronous belt 600 and torque sensor 700
Input terminal is connected, and one end of test axis 210 is arranged on the output terminal of torque sensor 700, in the present embodiment driving dress
500 are put as motor.
Axial loading device 300 can be that bearing 800 to be tested provides axial load, and axial loading device 300 is set
On workbench 100 and positioned at the right side of test cabinet 200.
Axial loading device 300 includes the first servo motor 310, the first ball screw, the first sleeve 350 and axially loaded
First 390, the output terminal of the first servo motor 310 is connected by the first speed reducer 320 with the screw 340 of the first ball screw,
First speed reducer 320 is mounted on by first support 321 on workbench 100, and the screw 330 of the first ball screw is mounted on first
On one end of sleeve 350, the first sleeve 350 is slidably arranged on the first receiver 360, and the first receiver 360 is mounted on work
On platform 100, first pressure sensor 370 is equipped in the other end of the first sleeve 350, first pressure sensor 370 passes through axial direction
Loading connecting rod 380 is connected with axially loaded head 390, and first pressure sensor 370 is connected with PLC control system communication, and first
Servo motor 310 is electrically connected with PLC control system.
When axial loading device 300 works, the first servo motor 310 drives the first ball wire by the first speed reducer 320
The screw 340 of bar is rotated, and the first sleeve 350 is under the action of the screw 330 of the first ball screw along the first receiver
360 are slided, and the bearing 800 to be tested for testing 210 rightmost side of axis is arranged on so as to be pressed on axially loaded head 390
On outer ring, while the axial compressive force that bearing 800 to be tested is born is transmitted to PLC controls system by first pressure sensor 370
System, when axial compressive force is equal to setting pressure, PLC control system controls the first servo motor 310 to be stopped；Test is completed
Afterwards, PLC control system controls the first servo motor 310 to reversely rotate after the first sleeve 350 of drive slides into initial position and stops
Work.
Radial loading device 400 can be that bearing 800 to be tested provides radial load, and radial loading device 400 is set
On workbench 100 and positioned at the rear side of test cabinet 200.
Radial loading device 400 includes the second servo motor 410, the second ball screw 420, second sleeve 450 and radial direction
Loading head 490, the output terminal of the second servo motor 410 are connected by the second speed reducer 420 with the screw 440 of the second ball screw
It connects, the second speed reducer 420 is mounted on by second support 421 on workbench 100, and the screw 430 of the second ball screw is mounted on
On one end of second sleeve 450, second sleeve 450 is slidably arranged on second sleeve seat 460, and second sleeve seat 460 is mounted on
On workbench 100, second pressure sensor 470 is equipped in the other end of second sleeve 450, second pressure sensor 470 passes through
Radial loaded connecting rod 480 is connected with radial loaded head 490, and second pressure sensor 470 is connected with PLC control system communication,
Second servo motor 410 is electrically connected with PLC control system.
When radial loading device 400 works, the second servo motor 410 drives the second ball wire by the second speed reducer 420
The screw 440 of bar is rotated, and second sleeve 450 is under the action of the screw 430 of the second ball screw along second sleeve seat
460 are slided, so as to which radial loaded head 490 be made to be pressed on the outer ring for the bearing 800 to be tested for being arranged on test axis 210
On, while the radial pressure that bearing 800 to be tested is born is transmitted to PLC control system by second pressure sensor 470, when
When radial pressure is equal to setting pressure, PLC control system controls the second servo motor 410 to be stopped；After the completion of test, PLC
Control system controls the second servo motor 410 to reversely rotate after drive second sleeve 450 slides into initial position and is stopped.
PLC control system respectively with heating unit, driving device 500, the first servo motor 310 and the second servo motor
410 electrical connection, PLC control system respectively with first pressure sensor 370, second pressure sensor 470, torque sensor and temperature
Sensor communication connection is spent, PLC control system can be made to read rotation torque, axial compressive force, radial pressure and operating room in real time
Temperature can carry out online record, effectively raise the accurate performance of endurance testing device test.
The specific test of the present invention is as follows：
Multiple bearing spacers to be tested are mounted on test axis, are then shut off test cabinet, start PLC control system,
PLC control system control heating unit makes test indoor temperature reach set temperature, and setting temperature is reached when testing indoor temperature
After degree, PLC control system control axial loading device provides axial load, while PLC control system control for bearing to be tested
Radial loading device processed provides radial load for bearing to be tested, when axial load and radial load reach the pressure of setting
Afterwards, PLC control system control driving device work, so as to test bearing to be tested.
The present invention makes the overall structure of test device relatively simple using the above structure in summary, entire test process behaviour
Make relatively simple, can accurately test out the service life of bearing, to tester and user bring it is larger just
Profit.
Basic principle, main feature and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, various changes and improvements may be made to the invention without departing from the spirit and scope of the present invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent defines.
Claims (6)
1. a kind of life detecting device for bearing, which is characterized in that including
One workbench；
The test cabinet of one setting on the table, is equipped with heating unit and test axis, in the test axis in the test cabinet
Its axis direction interval of upper edge is equipped with multiple bearings to be tested, between two adjacent bearings to be tested be equipped with every
Set；
One for driving the driving device that is rotated of test axis, the driving device by torque sensor drive test axis into
Row rotation；
One can provide the axial loading device of axial load for bearing to be tested, and the axial loading device is arranged on work
On platform；
One can provide the radial loading device of radial load for bearing to be tested, and the radial loading device is arranged on work
On platform；
One can control heating unit, driving device, axial loading device and the PLC controls of radial loading device work system
System, the PLC control system pass respectively with heating unit, driving device, axial loading device, radial loading device and torque
Sensor connects.
2. a kind of life detecting device for bearing as described in claim 1, it is characterised in that：The axial loading device
Including the first servo motor, the first ball screw, the first sleeve and axially loaded head, the output terminal of first servo motor leads to
The screw that the first speed reducer is crossed with the first ball screw is connected, and first speed reducer is mounted on workbench by first support
On, the screw of first ball screw is mounted on one end of the first sleeve, and first sleeve is slidably arranged in first set
On cylinder base, first receiver is mounted on workbench, and first pressure sensor is equipped in the other end of first sleeve,
The first pressure sensor is connected by axially loaded connecting rod with axially loaded head, the first pressure sensor and PLC
Control system communication connection, first servo motor are electrically connected with PLC control system.
3. a kind of life detecting device for bearing as described in claim 1, it is characterised in that：The radial loading device
Including the second servo motor, the second ball screw, second sleeve and radial loaded head, the output terminal of second servo motor leads to
The screw that the second speed reducer is crossed with the second ball screw is connected, and second speed reducer is mounted on workbench by second support
On, the screw of second ball screw is mounted on one end of second sleeve, and the second sleeve is slidably arranged in second set
On cylinder base, the second sleeve seat installation is equipped with second pressure sensor on the table, in the other end of the second sleeve,
The second pressure sensor is connected by radial loaded connecting rod with radial loaded head, the second pressure sensor and PLC
Control system communication connection, second servo motor are electrically connected with PLC control system.
4. a kind of life detecting device for bearing as described in claim 1, it is characterised in that：The driving device it is defeated
Outlet is connected by synchronous belt with the input terminal of torque sensor, and one end of the test axis is arranged on the defeated of torque sensor
In outlet.
5. a kind of life detecting device for bearing as described in claim 1, it is characterised in that：The spacer includes inner ring
Spacer and outer ring spacer, the inner ring spacer are arranged between the inner ring of bearing to be tested, and the outer ring spacer, which is arranged on, to be treated
Between the outer ring of the bearing of test.
6. a kind of life detecting device for bearing as claimed in claim 5, it is characterised in that：Inside the test cabinet
Equipped with the temperature sensor being in contact with inner ring spacer, the temperature sensor is connected with PLC control system communication.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611094152.8A CN108152036A (en) | 2016-12-02 | 2016-12-02 | A kind of life detecting device for bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611094152.8A CN108152036A (en) | 2016-12-02 | 2016-12-02 | A kind of life detecting device for bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108152036A true CN108152036A (en) | 2018-06-12 |
Family
ID=62469515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611094152.8A Pending CN108152036A (en) | 2016-12-02 | 2016-12-02 | A kind of life detecting device for bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108152036A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108801639A (en) * | 2018-07-26 | 2018-11-13 | 索特传动设备有限公司 | Bearing test tooling and system |
| CN109459238A (en) * | 2018-12-24 | 2019-03-12 | 北华大学 | A kind of motor bearings equipment for testing service life |
| CN110017987A (en) * | 2019-04-09 | 2019-07-16 | 深圳市骁阳工程咨询有限公司 | High speed roller bearing testing stand |
-
2016
- 2016-12-02 CN CN201611094152.8A patent/CN108152036A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108801639A (en) * | 2018-07-26 | 2018-11-13 | 索特传动设备有限公司 | Bearing test tooling and system |
| CN108801639B (en) * | 2018-07-26 | 2024-02-02 | 索特传动设备有限公司 | Bearing test tool and system |
| CN109459238A (en) * | 2018-12-24 | 2019-03-12 | 北华大学 | A kind of motor bearings equipment for testing service life |
| CN109459238B (en) * | 2018-12-24 | 2020-07-31 | 北华大学 | Motor bearing life test equipment |
| CN110017987A (en) * | 2019-04-09 | 2019-07-16 | 深圳市骁阳工程咨询有限公司 | High speed roller bearing testing stand |
| CN110017987B (en) * | 2019-04-09 | 2022-04-12 | 深圳市骁阳工程咨询有限公司 | High-speed rolling bearing test bed |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20180612 |
|
| WD01 | Invention patent application deemed withdrawn after publication |