CN205958259U - Rotatory life -span testing arrangement in turn of bearing - Google Patents
Rotatory life -span testing arrangement in turn of bearing Download PDFInfo
- Publication number
- CN205958259U CN205958259U CN201620880872.6U CN201620880872U CN205958259U CN 205958259 U CN205958259 U CN 205958259U CN 201620880872 U CN201620880872 U CN 201620880872U CN 205958259 U CN205958259 U CN 205958259U
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Abstract
The utility model discloses a rotatory life -span testing arrangement in turn of bearing, comprises a workbench. The test cabinet is equipped with heating device and test axle in the test cabinet, install a plurality of bearings that await measuring the examination at test its axis direction interval of epaxial edge, is equipped with the spacer between the bearing of two adjacent examinations of awaiting measuring, drive arrangement, drive arrangement rotates through torque sensor drive test axle, the axial loading device, the axial loading device sets up on the workstation, the radial loading device, the radial loading device sets up on the workstation, can control the PLC control system of heating device, drive arrangement, axial loading device and the work of radial loading device, PLC control system is connected with heating device, drive arrangement, axial loading device, radial loading device and drive arrangement 0 respectively. The utility model discloses the operation of whole test procedure is comparatively simple, and test that can be accurate goes out the life of bearing, has brought great facility for tester and user.
Description
Technical field
This utility model is related to endurance testing device technical field, is related specifically to a kind of rotation of bearing and replaces life-span survey
Trial assembly is put.
Background technology
Bearing, after the completion of producing, needs to replace life test by rotation mostly, can be accurate after the completion of test
Understand the service life of bearing.
And in prior art, for test bearing rotation replace the life-span test device overall structure complex, survey
The whole process of examination relatively complicated it is difficult to test out the real service life of bearing, thus bringing to tester and user
Larger inconvenience.
But it is directed to the deficiencies in the prior art, developer is necessary that development one kind is reasonable in design, structure is simple, entirely tests
Process operation is relatively simple, can accurately test out the service life of bearing, bring relatively to tester and user
The rotation of big easily bearing replaces endurance testing device.
Utility model content
For solving the problems, such as prior art, this utility model purpose provide a kind of reasonable in design, structure is simple, whole
Individual test process operation is relatively simple, can accurately test out the service life of bearing, to tester and user band
The rotation having carried out larger easily bearing replaces endurance testing device.
For solving above technical problem, this utility model employs the following technical solutions to be realized:
A kind of rotation of bearing replaces endurance testing device it is characterised in that including
One workbench;
One setting test cabinet on the table, is provided with heater and test axle in described test interior, in described survey
Along its axis direction interval, multiple bearings to be tested are installed on examination axle, are provided between two adjacent bearings to be tested
Spacer;
One is used for the driving means driving test axle to be rotated, and described driving means drive test by torque sensor
Axle is rotated;
One axial loading device that can provide axial load for bearing to be tested, described axial loading device is arranged on
On workbench;
One radial loading device that can provide radial load for bearing to be tested, described radial loading device is arranged on
On workbench;
One can control heater, the PLC of driving means, axial loading device and radial loading device work to control
System, described PLC control system respectively with heater, driving means, axial loading device, radial loading device and moment of torsion
Sensor connects.
In a preferred embodiment of the present utility model, described axial loading device include the first servomotor, first
Ball screw, the first sleeve and axially loaded head, the outfan of described first servomotor passes through the first reductor and the first rolling
The screw mandrel of ballscrew is connected, and described first reductor is installed on the table by first support, described first ball screw
Screw be arranged on one end of the first sleeve, described first sleeve is slidably arranged on the first receiver, described first sleeve
Seat is installed on the table, is provided with first pressure sensor, described first pressure sensor in the other end of described first sleeve
It is connected with axially loaded head by axially loaded connecting rod, described first pressure sensor is connected with PLC control system communication, institute
State the first servomotor to electrically connect with PLC control system.
In a preferred embodiment of the present utility model, described radial loading device include the second servomotor, second
Ball screw, second sleeve and radial loaded head, the outfan of described second servomotor passes through the second reductor and the second rolling
The screw mandrel of ballscrew is connected, and described second reductor is installed on the table by second support, described second ball screw
Screw be arranged on one end of second sleeve, described second sleeve is slidably arranged on second sleeve seat, described second sleeve
Seat is installed on the table, is provided with second pressure sensor, described second pressure sensor in the other end of described second sleeve
It is connected with radial loaded head by radial loaded connecting rod, described second pressure sensor is connected with PLC control system communication, institute
State the second servomotor to electrically connect with PLC control system.
In a preferred embodiment of the present utility model, the outfan of described driving means is passed through Timing Belt and is passed with moment of torsion
The input of sensor is connected, and one end of described test axle is arranged on the outfan of torque sensor.
In a preferred embodiment of the present utility model, described spacer includes inner ring spacer and outer ring spacer, described interior
Circle spacer is arranged between the inner ring of bearing to be tested, and described outer ring spacer is arranged between the outer ring of bearing to be tested.
In the preferred embodiment of the present utility model, it is provided with inside described test cabinet and contacts with inner ring spacer
Temperature sensor, described temperature sensor is connected with PLC control system communication.
Compared with prior art, this utility model makes the overall structure of test device relatively simple using said structure, whole
Individual test process operation is relatively simple, can accurately test out the service life of bearing, to tester and user band
Carry out larger facility.
Brief description
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or in description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, in the premise not paying creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the A-A sectional view of Fig. 1.
Fig. 3 is the B-B sectional view of Fig. 1.
Specific embodiment
In order that technological means, creation characteristic, reached purpose and effect that this utility model is realized are easy to understand, under
Face combines and is specifically illustrating, and this utility model is expanded on further.
Shown in reference picture 1- Fig. 3, a kind of rotation of bearing that in figure is given replaces endurance testing device, including workbench
100th, (in figure is not for test cabinet 200, driving means 500, axial loading device 300, radial loading device 400 and PLC control system
Illustrate).
It is provided with leg 110 in the lower end of workbench 100, can effectively improve workbench 100 in the course of the work steady
Qualitative energy, further increases the accurate performance of test.
Test cabinet is arranged on workbench 100, is provided with heater and test axle 210, in this enforcement in test cabinet 200
In example, heater is heating ring, is provided with multiple bearings 800 to be tested along its axis direction interval on test axle 210,
It is provided with spacer between two adjacent bearings 800 to be tested.
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 is able to ensure that the transmission of axial load additionally it is possible to effectively improve the stability between adjacent bearing 800 to be tested.
It is provided with the temperature sensor contacting with inner ring spacer 920 inside test cabinet 200, temperature sensor is used in real time
The temperature of monitoring test cabinet 200, 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 controls heater stop work, when chamber temperatures are less than set temperature value, PLC
Control system controls heater work, is so circulated such that it is able to make bearing 800 to be tested be surveyed at a constant temperature
Examination, effectively raises the accurate performance of test.
Driving means 500 are used for driving test axle 210 to be rotated, and driving means 500 are driven by torque sensor 700
Test axle 210 is rotated, and torque sensor 700 is arranged on workbench 100 and is located at the left side of test cabinet 200, drives dress
Put 500 inside being arranged on workbench 100, the outfan of driving means 500 passes through Timing Belt 600 and torque sensor 700
Input is connected, and one end of test axle 210 is arranged on the outfan of torque sensor 700, drives dress in the present embodiment
Putting 500 is motor.
Axial loading device 300 can provide axial load for bearing 800 to be tested, and axial loading device 300 is arranged
On workbench 100 and be located at test cabinet 200 right side.
Axial loading device 300 includes the first servomotor 310, the first ball screw, the first sleeve 350 and axially loaded
390, the outfan of the first servomotor 310 is connected with the screw mandrel 340 of the first ball screw by the first reductor 320,
First reductor 320 is arranged on workbench 100 by first support 321, and the screw 330 of the first ball screw is arranged 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 arranged on work
On platform 100, it is provided with first pressure sensor 370 in the other end of the first sleeve 350, first pressure sensor 370 passes through axially
Load connecting rod 380 to be connected with axially loaded 390, first pressure sensor 370 is connected with PLC control system communication, first
Servomotor 310 is electrically connected with PLC control system.
During axial loading device 300 work, the first servomotor 310 drives the first ball wire by the first reductor 320
The screw mandrel 340 of bar is rotated, and the first sleeve 350 is in the presence of the screw 330 of the first ball screw along the first receiver
360 enter line slip, so that being pressed on the bearing 800 to be tested being arranged on test axle 210 rightmost side for axially loaded 390
On outer ring, the axial compressive force that bearing 800 to be tested is born is transmitted and is controlled system to PLC by first pressure sensor 370 simultaneously
System, when axial compressive force is equal to and sets pressure, PLC control system controls the first servomotor 310 to quit work;Test completes
Afterwards, PLC control system controls the first servomotor 310 to reversely rotate after drive the first sleeve 350 slides into initial position and stops
Work.
Radial loading device 400 can provide radial load for bearing 800 to be tested, and radial loading device 400 is arranged
On workbench 100 and be located at test cabinet 200 rear side.
Radial loading device 400 includes the second servomotor 410, the second ball screw 420, second sleeve 450 and radial direction
Loading head 490, the outfan of the second servomotor 410 is connected with the screw mandrel 440 of the second ball screw by the second reductor 420
Connect, the second reductor 420 is arranged on workbench 100 by second support 421, and the screw 430 of the second ball screw is arranged 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 arranged on
On workbench 100, it is provided with second pressure sensor 470 in the other end of second sleeve 450, second pressure sensor 470 passes through
Radial loaded connecting rod 480 is connected with radial loaded 490, and second pressure sensor 470 is connected with PLC control system communication,
Second servomotor 410 is electrically connected with PLC control system.
During radial loading device 400 work, the second servomotor 410 drives the second ball wire by the second reductor 420
The screw mandrel 440 of bar is rotated, and second sleeve 450 is in the presence of the screw 430 of the second ball screw along second sleeve seat
460 enter line slip, so that radial loaded 490 is pressed on the outer ring of the bearing 800 to be tested being arranged on test axle 210
On, second pressure sensor 470 transmits the radial pressure that bearing 800 to be tested is born to PLC control system simultaneously, when
Radial pressure is equal to when setting pressure, and PLC control system controls the second servomotor 410 to quit work;After the completion of test, PLC
Control system controls the second servomotor 410 reverse rotation to drive second sleeve 450 to quit work after sliding into initial position.
PLC control system respectively with heater, driving means 500, the first servomotor 310 and the second servomotor
410 electrical connection, PLC control system respectively with first pressure sensor 370, second pressure sensor 470, torque sensor and temperature
Degree sensor communication connects, and 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 this endurance testing device test.
Concrete test of the present utility model is as follows:
Multiple bearing spacer to be tested are arranged on test axle, are then shut off test cabinet, start PLC control system,
PLC control system controls heater to make test indoor temperature reach design temperature, sets temperature when the indoor temperature of test reaches
After degree, PLC control system controls axial loading device to provide axial load, PLC control system control simultaneously for bearing to be tested
Radial loading device processed provides radial load for bearing to be tested, when axial load and radial load all reach the pressure of setting
Afterwards, PLC control system controls driving means work, thus testing to bearing to be tested.
This utility model makes the overall structure of test device relatively simple using said structure in sum, entirely tests
Journey operation is relatively simple, can accurately test out the service life of bearing, bring to tester and user larger
Facility.
Of the present utility model ultimate principle, principal character and of the present utility model advantage have been shown and described above.One's own profession
The technical staff of industry it should be appreciated that this utility model is not restricted to the described embodiments, described in above-described embodiment and description
Principle of the present utility model is simply described, on the premise of without departing from this utility model spirit and scope, this utility model also can
There are various changes and modifications, these changes and improvements both fall within the range of claimed this utility model.This utility model will
Protection domain is asked to be defined by appending claims and its equivalent.
Claims (6)
1. a kind of rotation of bearing replaces endurance testing device it is characterised in that including
One workbench;
One setting test cabinet on the table, is provided with heater and test axle in described test interior, in described test axle
On along its axis direction interval multiple bearings to be tested are installed, be provided between two adjacent bearings to be tested every
Set;
One is used for the driving means driving test axle to be rotated, and described driving means drive test axle to enter by torque sensor
Row rotation;
One axial loading device that can provide axial load for bearing to be tested, described axial loading device is arranged on work
On platform;
One radial loading device that can provide radial load for bearing to be tested, described radial loading device is arranged on work
On platform;
One can control heater, the PLC of driving means, axial loading device and radial loading device work to control system
System, described PLC control system is passed with heater, driving means, axial loading device, radial loading device and moment of torsion respectively
Sensor connects.
2. as claimed in claim 1 a kind of rotation of bearing replace endurance testing device it is characterised in that:Described axially loaded
Device includes the first servomotor, the first ball screw, the first sleeve and axially loaded head, the output of described first servomotor
End is connected with the screw mandrel of the first ball screw by the first reductor, and described first reductor is arranged on work by first support
In station, the screw of described first ball screw is arranged on one end of the first sleeve, and described first sleeve is slidably arranged in
On one receiver, described first receiver is arranged on workbench, is provided with first pressure in the other end of described first sleeve and passes
Sensor, described first pressure sensor is connected with axially loaded head by axially loaded connecting rod, described first pressure sensor
It is connected with PLC control system communication, described first servomotor is electrically connected with PLC control system.
3. as claimed in claim 1 a kind of rotation of bearing replace endurance testing device it is characterised in that:Described radial loaded
Device includes the second servomotor, the second ball screw, second sleeve and radial loaded head, the output of described second servomotor
End is connected with the screw mandrel of the second ball screw by the second reductor, and described second reductor is arranged on work by second support
In station, the screw of described second ball screw is arranged on one end of second sleeve, and described second sleeve is slidably arranged in
On two receivers, described second sleeve seat is installed on the table, is provided with second pressure in the other end of described second sleeve and passes
Sensor, described second pressure sensor is connected with radial loaded head by radial loaded connecting rod, described second pressure sensor
It is connected with PLC control system communication, described second servomotor is electrically connected with PLC control system.
4. as claimed in claim 1 a kind of rotation of bearing replace endurance testing device it is characterised in that:Described driving means
Outfan be connected with the input of torque sensor by Timing Belt, described test axle one end be arranged on torque sensor
Outfan on.
5. as claimed in claim 1 a kind of rotation of bearing replace endurance testing device it is characterised in that:Described spacer includes
Inner ring spacer and outer ring spacer, described inner ring spacer is arranged between the inner ring of bearing to be tested, and described outer ring spacer is arranged
Between the outer ring of bearing to be tested.
6. as claimed in claim 5 a kind of rotation of bearing replace endurance testing device it is characterised in that:In described test cabinet
Inside is provided with the temperature sensor contacting with inner ring spacer, and described temperature sensor is connected with PLC control system communication.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620880872.6U CN205958259U (en) | 2016-08-12 | 2016-08-12 | Rotatory life -span testing arrangement in turn of bearing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201620880872.6U CN205958259U (en) | 2016-08-12 | 2016-08-12 | Rotatory life -span testing arrangement in turn of bearing |
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Publication Number | Publication Date |
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CN205958259U true CN205958259U (en) | 2017-02-15 |
Family
ID=57975944
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CN201620880872.6U Active CN205958259U (en) | 2016-08-12 | 2016-08-12 | Rotatory life -span testing arrangement in turn of bearing |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106053078A (en) * | 2016-08-12 | 2016-10-26 | 宁波慈兴精密传动科技有限公司 | Rotated alternative life test device of bearing |
CN108983088A (en) * | 2018-09-17 | 2018-12-11 | 无锡江南奕帆电力传动科技股份有限公司 | A kind of simulating test device of breaker power plant module |
-
2016
- 2016-08-12 CN CN201620880872.6U patent/CN205958259U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106053078A (en) * | 2016-08-12 | 2016-10-26 | 宁波慈兴精密传动科技有限公司 | Rotated alternative life test device of bearing |
CN108983088A (en) * | 2018-09-17 | 2018-12-11 | 无锡江南奕帆电力传动科技股份有限公司 | A kind of simulating test device of breaker power plant module |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant |