CN207866496U - The bearing test device of the radially alternating load of application based on synchronous belt drive mechanism - Google Patents
The bearing test device of the radially alternating load of application based on synchronous belt drive mechanism Download PDFInfo
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- CN207866496U CN207866496U CN201721874509.4U CN201721874509U CN207866496U CN 207866496 U CN207866496 U CN 207866496U CN 201721874509 U CN201721874509 U CN 201721874509U CN 207866496 U CN207866496 U CN 207866496U
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- bearing
- synchronous belt
- drive mechanism
- belt drive
- alternating load
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Abstract
The utility model is related to the bearing test devices of the radially alternating load of application based on synchronous belt drive mechanism, including：Computer, the computer is connected with driving motor, the output shaft of driving motor passes through shaft coupling and rotation axis connection, it rotates outer shaft sleeve and is equipped with detected bearing, the bearing is sliding bearing, radially alternating load load-on module on being detected bearing is set, it is being detected on the outside of bearing including the temperature sensor on being detected bearing and setting is arranged, the symmetrical loading component on four direction, loading component includes electric rotating machine, the synchronous belt drive mechanism being connect with electric rotating machine, the spring that is connect with synchronous belt drive mechanism and the bindiny mechanism for being connected to the spring other end, synchronous belt drive mechanism includes driving wheel, driven wheel and sliding shoe, it is connected by chain between driving wheel and driven wheel, sliding shoe is connected on chain and is moved with chain syn-chro-step.Bearing may be implemented in four direction, the load of the alternating load of two radial directions in the utility model.
Description
Technical field
The utility model is related to a kind of bearing test devices, more particularly, to a kind of application based on synchronous belt drive mechanism
The bearing test device of radially alternating load.
Background technology
Internal combustion engine is widely used in automobile, ship, aircraft, tank, railway locomotive, agricultural machinery, engineering machinery, power generation
Multiple industries such as unit, play a very important role as power-equipment in national economy.Include work in internal combustion engine
Plug-cylinder sleeve, piston ring-cylinder liner, bent axle-bearing and cam-tappet etc. are several to important friction pair, wherein crankshaft bearing, including
Base bearing and the connecting-rod bearing (since the size and Orientation of such bearing working load all changes over time, are thus generically referred to as moving
Load bearings), it is the most key one of the friction pair of internal combustion engine, it not only influences the reliability of internal combustion engine and durable
Property, also affect the potentiality that internal combustion engine is further strengthened.
The performance and its reliability of bearing are the most important performance indicators of bearing, but due to influencing bearing performance factor too
More, it is a kind of effective way to carry out bearing test.Bearing test is essential and basic important in design bearing and manufacturing process
Verification process.The important parameter that the load load of test bearing is tested as bearing tester, accuracy directly affect bearing
Test result.Bearing test device loading characteristic traditional at present is single, can not achieve the load of changeable load, and true interior
Dynamic load bearing is often in alternating load in combustion engine, therefore traditional bearing test device is difficult the examination for carrying out engine dynamic load bearing
It tests.
Utility model content
The purpose of this utility model is exactly to be provided a kind of based on synchronization to overcome the problems of the above-mentioned prior art
The bearing test device of the radially alternating load of application of tape handler.
The purpose of this utility model can be achieved through the following technical solutions：
The bearing test device of the radially alternating load of application based on synchronous belt drive mechanism, which is characterized in that the device
Including：Including computer, driving motor, rotary shaft, alternating load charging assembly,
The computer is connected with the driving motor control, and the output shaft of the driving motor passes through shaft coupling
With the rotation axis connection,
The described rotation outer shaft sleeve is equipped with detected sliding bearing, the sliding bearing by bearing block, be embedded in bearing block
The interior bearing shell in smooth inside face forms,
Radially alternating load load-on module on being detected bearing is set, including the temperature being arranged on being detected bearing
Sensor and setting are being detected on the outside of bearing, the symmetrical loading component on four direction, and the loading component includes
Electric rotating machine, the synchronous belt drive mechanism being connect with electric rotating machine, the spring being connect with synchronous belt drive mechanism and it is connected to bullet
The bindiny mechanism of the spring other end；
The synchronous belt drive mechanism includes driving wheel, driven wheel and sliding shoe, and the driving wheel and driven wheel are equal
It for spur gear, is connected by chain between driving wheel and driven wheel, the sliding shoe is connected on chain and with chain syn-chro-step
Movement.
It is additionally provided with the linear guide below the sliding shoe.
The diameter of the driving wheel is more than the diameter of driven wheel.
The diameter of the driving wheel is identical as the diameter of driven wheel.
The detected bearing is equipped with temperature sensor.
It is additionally provided with stationary fixture on the outside of the floating holder, is folded in the stationary fixture and accompanies examination bearing.
Described accompanies examination bearing to be set in rotary shaft and support rotary shaft.
The torquemeter through computer drive control is also arranged in the rotary shaft.
The alternating load charging assembly is connected with the oil supply system through computer drive control.
The computer control driving motor and alternating load charging assembly.
Computer controls the rotation of driving motor, and bearing may be implemented with given rotation speed operation.In radially alternating load
In load-on module, the rotation of electric rotating machine is controlled by computer.By synchronous belt drive mechanism by the rotation of electric rotating machine
Transhipment turn is changed to linear motion, can influence the stretching/compressing amount of spring.Due to the change of the stretching/compressing amount of spring, bullet
Spring will can apply of different sizes, direction-agile active force on floating holder surface.By adding in floating holder different zones
The load that the radially alternating load of bearing may be implemented in an electric rotating machine-synchronous belt drive mechanism-spring unit is added, to realize
Apply load simultaneously in both direction, ensures the synchronism of load additionally by connecting rod assembly.Computer passes through fueller control
Oil mass supply during bearing operation processed.Torquemeter and temperature sensor can hold the performance in operation process for detection axis
Performance.
Compared with prior art, the utility model has the following advantages：
1, the rotation angle of electric rotating machine is controlled by computer, and then changes compression/amount of tension of spring, controls spring
Elastic force, bearing may be implemented in four direction, the load of the alternating load of two radial directions.
2, in conjunction with the real working condition condition of internal combustion engine, the change of the rotation angle and time of electric rotating machine is controlled by computer
The load of internal combustion engine real working condition load may be implemented in change amount.Contribute to carry out engine dynamic load bearing using the experimental rig
Experiment.
3, pass through the driving wheel and driven wheel of setting different-diameter size so that the effect of speed ratio transmission is more preferable, realizes more
Adding flexible must be adjusted.
Description of the drawings
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the structural schematic diagram of the radially alternating load load-on module of the utility model；
Fig. 3 is the structural schematic diagram of synchronous belt drive mechanism.
In figure：1 is computer, and 2 be driving motor, and 3 be shaft coupling, and 4 be torquemeter, and 5 be stationary fixture A, and 6 fill for fuel feeding
It sets, 7 be radially alternating load load-on module, and 8 be floating holder, and 9 be stationary fixture B, and 10 be rotary shaft, and 11 is accompany examination bearing B,
12 be subject bearing B, and 13 be subject bearing A, and 14 is accompany examination bearing A, and 15 be workbench, and 16 be temperature sensor, and 17 be rotation
Rotating motor A, 18 be synchronous belt drive mechanism A, and 19 be spring A, and 20 be attachment device A, and 21 be electric rotating machine B, and 22 be synchronous belt
Transmission mechanism B, 23 be spring B, and 24 be attachment device B, and 25 be attachment device C, and 26 be spring C, and 27 be synchronous belt drive mechanism
C, 28 be electric rotating machine C, and 29 be attachment device D, and 30 be spring D, and 31 be synchronous belt drive mechanism D, and 32 be electric rotating machine D, 33
It is driven wheel for driving wheel, 34,35 be chain, and 36 be sliding shoe, and 37 be the linear guide.
Specific implementation mode
The utility model is described in detail with reference to specific embodiment.Following embodiment will be helpful to this field
Technical staff further understands the utility model, but does not limit the utility model in any form.It should be pointed out that ability
For the those of ordinary skill in domain, without departing from the concept of the premise utility, various modifications and improvements can be made.
These belong to the scope of protection of the utility model.
Embodiment 1
A kind of bearing test device of the radially alternating load of application based on synchronous belt drive mechanism, as shown in Figure 1, the dress
It sets including computer 1, driving motor 2, shaft coupling 3, torquemeter 4, stationary fixture A 5, oil supply system 6, radially alternating load adds
Load module 7, floating holder 8, stationary fixture B 9, rotary shaft 10 accompany examination bearing B11, subject bearing B 12, subject bearing A 13,
Accompany examination bearing A 14, workbench 15.Wherein, as shown in Fig. 2, radially alternating load load-on module 7 includes temperature sensor 16,
Electric rotating machine A 17, synchronous belt drive mechanism A 18, spring A 19, attachment device A 20, electric rotating machine B 21, toothed belt transmission
Mechanism B 22, spring B 23, attachment device B 24, attachment device C 25, spring C 26, synchronous belt drive mechanism C 27, rotation
Motor C 28, attachment device D 29, spring D 30, synchronous belt drive mechanism D 31, electric rotating machine D 32.
Wherein, driving motor 2, torquemeter 4, stationary fixture A 5 and stationary fixture B 9 are mounted on workbench 15.Rotation
Motor 2 is connected by shaft coupling 3 with rotary shaft 10, and rotary shaft 10 is made to rotate.Examination bearing A 14 is accompanied to be mounted on stationary fixture A
Inside 5, examination bearing B 11 is accompanied to be mounted on inside stationary fixture B 9.And it is tested bearing A 13 and subject bearing B 14 and is mounted on work
Inside dynamic fixture 8.Examination bearing A 14 is accompanied to play the role of supporting rotary shaft 10 with examination bearing B 11 is accompanied.
In radially alternating load load-on module 7, there are four components for installation, can symmetrically be loaded on four direction.
Electric rotating machine A 17 converts rotational motion into linear motion by synchronous belt drive mechanism A 18, and control spring A 19 is drawn
/ compressive deformation is stretched, spring A 19 is connected by attachment device A 20 with floating holder 8, and bearing loading force is applied.Similar, rotation
Rotating motor B 21 converts rotational motion into linear motion by synchronous belt drive mechanism B 22, and control spring B 23 is drawn
/ compressive deformation is stretched, spring B 23 is connected by attachment device B 24 with floating holder 8, and bearing loading force is applied；Electric rotating machine C
28 convert rotational motion into linear motion by synchronous belt drive mechanism C 27, and stretching/compressing shape occurs for control spring C 26
Become, spring C 26 is connected by attachment device C 25 with floating holder 8, and bearing loading force is applied；Electric rotating machine D 32 is by same
Step tape handler D 31 converts rotational motion into linear motion, and stretching/compressing deformation, spring D occur for control spring D 30
30 are connected by attachment device D 29 with floating holder 8, and bearing loading force is applied.
The structure of four synchronous belt drive mechanisms used is roughly the same, as shown in figure 3, including driving wheel 33, driven wheel
34 and sliding shoe 36, the driving wheel 33 used is spur gear with driven wheel 34, and driving wheel 33 and the output shaft of electric rotating machine connect
It connects, driving wheel 33 and driven wheel 34 are set in one closed cycle of formation on chain 35, and driven wheel is driven using driving wheel 33
34 rotations, to make chain 35 realize linear motion.Sliding shoe 36 is set on chain 35, and then can do straight line with belt
Movement.Furthermore it is also possible to be additionally provided with the linear guide 29 in the lower section of sliding shoe 36, moved in a straight line to further control it.
It is attached with spring using sliding shoe 36, and then spring can be controlled, stretching/compressing deformation occurs.One weight of the present embodiment
It wants to be characterized in that, the diameter of the driving wheel 33 used is greater than the diameter of driven wheel 34 so that the effect of speed ratio transmission is more preferable,
Realizing more flexible must be adjusted.
Computer 1 and driving motor 2, fueller 6, electric rotating machine A 17, electric rotating machine B 21, electric rotating machine C 28 with
And electric rotating machine D 32 is connected.Computer 1 controls driving motor 2 and rotates, and realizes bearing with given rotation speed operation.Meanwhile it counting
Calculation machine 1 controls the fuel feeding that fueller 6 realizes bearing.Electric rotating machine A 17, electric rotating machine B 21, electric rotating machine C 28 and rotation
The operation of motor D 32 is also controlled by computer.In addition, torquemeter 4 and temperature sensor 16 are also connected with computer 1, it can
The signal during bearing operation is acquired, the operational situation of bearing is monitored.
Embodiment 2
A kind of bearing test device of the radially alternating load of application based on synchronous belt drive mechanism, structure and embodiment
1 is roughly the same, the difference is that, the diameter of driving wheel and the diameter of driven wheel are identical in the present embodiment.
Specific embodiment of the utility model is described above.It is to be appreciated that the utility model not office
It is limited to above-mentioned particular implementation, those skilled in the art can make various deformations or amendments within the scope of the claims,
This has no effect on the substantive content of the utility model.
Claims (10)
1. the bearing test device of the radially alternating load of application based on synchronous belt drive mechanism, which is characterized in that the device packet
It includes：Including computer, driving motor, rotary shaft, alternating load charging assembly,
The computer is connected with the driving motor control, and the output shaft of the driving motor passes through shaft coupling and institute
The rotation axis connection stated,
The described rotation outer shaft sleeve is equipped with detected sliding bearing, the sliding bearing by bearing block, be embedded and be in bearing block
The bearing shell in smooth inside face forms,
Radially alternating load load-on module on being detected bearing is set, including the temperature sensing being arranged on being detected bearing
Device and setting are being detected on the outside of bearing, and the symmetrical loading component on four direction, the loading component includes rotation
Motor, the synchronous belt drive mechanism being connect with electric rotating machine, the spring being connect with synchronous belt drive mechanism and to be connected to spring another
The bindiny mechanism of one end；
The synchronous belt drive mechanism includes driving wheel, driven wheel and sliding shoe, and the driving wheel and driven wheel are straight
Gear is connected between driving wheel and driven wheel by chain, and the sliding shoe is connected on chain and is moved with chain syn-chro-step.
2. the bearing test device of the application radially alternating load according to claim 1 based on synchronous belt drive mechanism,
It is characterized in that, being additionally provided with the linear guide below the sliding shoe.
3. the bearing test dress of the application radially alternating load according to claim 1 or 2 based on synchronous belt drive mechanism
It sets, which is characterized in that the diameter of the driving wheel is more than the diameter of driven wheel.
4. the bearing test dress of the application radially alternating load according to claim 1 or 2 based on synchronous belt drive mechanism
It sets, which is characterized in that the diameter of the driving wheel is identical as the diameter of driven wheel.
5. the bearing test device of the application radially alternating load according to claim 1 based on synchronous belt drive mechanism,
It is characterized in that, the detected bearing is equipped with temperature sensor.
6. the bearing test device of the application radially alternating load according to claim 1 based on synchronous belt drive mechanism,
It is characterized in that, being additionally provided with stationary fixture on the outside of the floating holder, it is folded in the stationary fixture and accompanies examination bearing.
7. the bearing test device of the application radially alternating load according to claim 6 based on synchronous belt drive mechanism,
It is characterized in that, described accompanies examination bearing to be set in rotary shaft and support rotary shaft.
8. the bearing test device of the application radially alternating load according to claim 1 based on synchronous belt drive mechanism,
It is characterized in that, being also arranged with the torquemeter through computer drive control in the rotary shaft.
9. the bearing test device of the application radially alternating load according to claim 1 based on synchronous belt drive mechanism,
It is characterized in that, the alternating load charging assembly is connected with the oil supply system through computer drive control.
10. the bearing test device of the application radially alternating load according to claim 1 based on synchronous belt drive mechanism,
It is characterized in that, the computer control driving motor and alternating load charging assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721874509.4U CN207866496U (en) | 2017-12-28 | 2017-12-28 | The bearing test device of the radially alternating load of application based on synchronous belt drive mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721874509.4U CN207866496U (en) | 2017-12-28 | 2017-12-28 | The bearing test device of the radially alternating load of application based on synchronous belt drive mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207866496U true CN207866496U (en) | 2018-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721874509.4U Expired - Fee Related CN207866496U (en) | 2017-12-28 | 2017-12-28 | The bearing test device of the radially alternating load of application based on synchronous belt drive mechanism |
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| CN (1) | CN207866496U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112964467A (en) * | 2019-11-01 | 2021-06-15 | 韩军伟 | Bearing rotation testing method |
-
2017
- 2017-12-28 CN CN201721874509.4U patent/CN207866496U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112964467A (en) * | 2019-11-01 | 2021-06-15 | 韩军伟 | Bearing rotation testing method |
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| 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: 20180914 Termination date: 20201228 |