CN208860599U - New-energy automobile retarder bearing dynamic simulation tester - Google Patents
New-energy automobile retarder bearing dynamic simulation tester Download PDFInfo
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- CN208860599U CN208860599U CN201821433825.2U CN201821433825U CN208860599U CN 208860599 U CN208860599 U CN 208860599U CN 201821433825 U CN201821433825 U CN 201821433825U CN 208860599 U CN208860599 U CN 208860599U
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- lubricating oil
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Abstract
The utility model discloses a kind of new-energy automobile retarder bearing dynamic simulation testers, test cabin is installed on equipment platform, radial loaded electric cylinders and Lubricating oil heating device is respectively set in two sides to test cabin in the front-back direction, and electro spindle and axially loaded electric cylinders is respectively set in the two sides of test cabin left and right directions；One row's bearing temperature sensor is housed at the top of test cabin, the probe of each bearing temperature sensor is also equipped with acceleration vibrating sensor close to the periphery of bearing outer ring to be measured at the top of test cabin.The utility model has broken industry conventional design thinking, cleverly utilizes existing life test loading device, realizes the generalization of equipment room, saved cost；The experimental rig realizes the functions such as automatic control, high-precision load, Precision measurement, sensitive reliable monitoring system, long-range control, reliable test data is provided for new energy drive bearing newly developed, provides direction for designer's optimization design.
Description
Technical field
The utility model relates to a kind of experimental rigs, the dynamic simulation test for new-energy automobile retarder bearing.
Background technique
Retarder is the main component for reducing revolving speed in automotive transmission, increasing torque.It is quick with new-energy automobile
Development, the development rate of retarder bearing new product are also getting faster, and the verifying of product correlated performance is imperative, in addition material
Continuous replacement, adjustment, process modification of heat treatment parameter etc. need to carry out the endurance test of retarder bearing high temperature and high speed, axis
It holds high speed and becomes acceleration, deceleration test, bearing high speed positive and negative rotation test, the oil-poor test of bearing etc., now inside current Production of bearing producer
No suitable special equipment carries out dynamic simulation test to it, can not carry out this detection and its research work.
Utility model content
In view of the above drawbacks of the prior art, the technical problem to be solved by the utility model is to provide a kind of new energy
Car deceleration device bearing dynamic simulation tester.
The technical solution of the utility model is as follows: a kind of new-energy automobile retarder bearing dynamic simulation tester, packet
Include equipment platform, it is characterised in that: test cabin is installed on the equipment platform, test axis is worn in the test cabin, tests axis
For installing bearing to be measured；
In the test cabin, radial loaded electric cylinders and Lubricating oil heating device, the diameter is respectively set in two sides in the front-back direction
Connect to the output shaft of load electric cylinders by radial loaded force snesor with radial loading device, the radial loading device it is more
A loading head is located in test cabin, the periphery of each one bearing outer ring to be measured of loading head face；The Lubricating oil heating device
Oil outlet connected by the oil inlet of thermal insulation tubing and test cabin, the oil outlet of test cabin passes through oil pipe the first refrigerator of series connection
Afterwards, it is connect with the oil return opening of Lubricating oil heating device；
Electro spindle and axially loaded electric cylinders, the output shaft of electro spindle is respectively set in the two sides of the test cabin left and right directions
By shaft coupling and test axis connection, electro spindle carries cooling passage, and the inlet and outlet of the cooling passage pass through water pipe respectively
It is connect with the second refrigerator, forms water-flow circuit；The output shaft of the axially loaded electric cylinders passes through axially loaded force snesor
It is connect with axial loading device, the loading head of the axial loading device is located in test cabin, and the face rightmost side one is to be measured
The end face of bearing outer ring；
One row's bearing temperature sensor is housed at the top of the test cabin, bearing temperature sensor and bearing to be measured are one by one
Corresponding, the probe of each bearing temperature sensor is also equipped at the top of the test cabin close to the periphery of bearing outer ring to be measured
Acceleration vibrating sensor, the probe of the acceleration vibrating sensor are connect with the radial loading device.
Using above technical scheme, new-energy automobile reducer shaft to be detected is born in test cabin, and bearing to be measured
It is mounted on test axis, multiple bearings to be measured can be installed on axis as needed by testing.Start electro spindle, electro spindle is made to pass through test
Axis drives bearing to be measured to run at high speed, which can provide highest 24000rpm revolving speed, realizes and becomes acceleration and deceleration test, positive and negative rotation
Test.Industry Control computer is issued to radial loaded electric cylinders by radial loaded force snesor and is instructed, and radial loaded electric cylinders are made
Output shaft stretches out, and the output shaft of radial loaded electric cylinders is acted on by radial loading device on the periphery of bearing outer ring to be measured,
Apply the radial force of setting to bearing to be measured；Meanwhile Industry Control computer loads electricity by axially loaded force snesor in the axial direction
Cylinder issues instruction, stretches out the output shaft of axially loaded electric cylinders, and the output shaft of axially loaded electric cylinders is made by axial loading device
With on the end face of one bearing outer ring to be measured of rightmost, apply the axial force of setting to bearing to be measured.Radial loaded electric cylinders and
Axially loaded electric cylinders cooperation, realizes fast accurate load, can simulate the shock loading applied when shift to bearing.
The utility model lubricating oil temperature is controllable, 150 DEG C of highest, simulates practical splashing lubricating status, Lubricating oil heating device
It is connect with test cabin using thermal insulation tubing, it is ensured that oil temperature supplying reaches requirement, and oil return is forced cooling using the first refrigerator, avoided
Lubricating oil heating device temperature sharply increases.Test cabin using multiple bearing temperature sensors monitor corresponding test bearing when
Shi Wendu, using another test cabin temperature sensor monitoring test storehouse interior environment temperature, using acceleration vibrating sensor
Monitoring test storehouse partial vibration situation of change, software setting heating oil temperature, bearing temperature, environment temperature, vibration, spindle motor current,
The overload alarms such as revolving speed can delicately detect bearing operating condition by acceleration vibrating sensor, and test bearing is once
There is early stage to peel off, testing equipment can be shut down in time, provide effectively data for later period bearing failure analysis.The experimental rig covers
The various pilot projects of new-energy automobile retarder bearing have been covered, the endurance test of retarder bearing high temperature and high speed, bearing height are realized
Speed becomes acceleration, deceleration test, bearing high speed positive and negative rotation test, the oil-poor test of bearing etc., provides for design high-speed bearing newly developed
Reliable detection verifying means.
The high revolving speed met the requirements is provided using electro spindle, electro spindle forms water with the second external refrigerator and is recycled back to
Road can take away the work calories of electro spindle by recirculated water, to ensure the performance and service life of electro spindle.
Preferably, being equipped with test cabin temperature sensor on the side wall of the test cabin.
In order to accurately control the oil temperature in Lubricating oil heating device, lubricating oil temperature is housed on the Lubricating oil heating device
The probe of sensor, the lubricating oil temperature sensor protrudes into the inner cavity of Lubricating oil heating device.
Preferably, it is connected to tracheae on the air inlet of the electro spindle, tracheae series connection oil mist lubricator, and mist of oil moistens
Sliding device is close to the electro spindle.
The utility model has the advantages that the utility model has broken industry conventional design thinking, cleverly existing life test is loaded and is filled
It sets and is utilized, realize the generalization of equipment room, saved cost；The experimental rig realizes automatic control, high-precision
The functions such as load, Precision measurement, sensitive reliable monitoring system, long-range control are spent, are provided for new energy drive bearing newly developed
Reliable test data, for designer's optimization design provides direction.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of one specific embodiment of the utility model.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples:
As shown in Figure 1, installing test cabin 2 on equipment platform 1, the test cabin 2 is for accommodating bearing to be measured, test cabin 2
Door can be opened and closed, in order to be removed or placed into bearing to be measured.Test axis 3, test axis 3 and test are worn in test cabin 2
Storehouse 2 is rotatably connected, and test axis 3 is for installing bearing to be measured, and the number of bearing to be measured is determine according to actual needs.
As shown in Figure 1, in test cabin 2, radial loaded electric cylinders 4 are arranged in side in the front-back direction, and other side setting lubricating oil adds
Thermal 5.The cylinder body of radial loaded electric cylinders 4 is fixed with 1 phase of equipment platform, and the output shaft of radial loaded electric cylinders 4 and radial direction add
It carries and sets 7 coaxially connected, the installation radial loaded power sensings between the output shaft and radial loading device 7 of radial loaded electric cylinders 4
Device 6.The loading head of radial loading device 7 is located in test cabin 2, which has multiple loading heads, radial loaded
The loading head of device 7 and bearing to be measured correspond, and the loading head face of each radial loading device 7 corresponds to bearing outer ring to be measured
Periphery.Lubricating oil temperature sensor 18 is housed on Lubricating oil heating device 5, the probe of the lubricating oil temperature sensor 18 protrudes into profit
In the inner cavity of lubricating oil heating device 5.The oil outlet of Lubricating oil heating device 5 is connected by the oil inlet of thermal insulation tubing 8 and test cabin 2
It connects, after the oil outlet of test cabin 2 is by oil pipe the first refrigerator 9 of series connection, is connect with the oil return opening of Lubricating oil heating device 5.
As shown in Figure 1, electro spindle 10 is arranged in the side of 2 left and right directions of test cabin, axially loaded electric cylinders are arranged in the other side
11.The output shaft of electro spindle 10 is connect by shaft coupling with test axis 3, and electro spindle 10 carries cooling passage, and the coolant liquid is logical
The inlet and outlet in road pass through water pipe respectively and connect with the second refrigerator 12, form water-flow circuit.On the air inlet of electro spindle 10
It is connected to tracheae 19, the tracheae 19 series connection oil mist lubricator 20, and oil mist lubricator 20 is close to the electro spindle 10.
As shown in Figure 1, the cylinder body of axially loaded electric cylinders 11 is fixed on equipment platform 1, the output of axially loaded electric cylinders 11
Axis and axial loading device 14 are coaxially connected, the installation axle between the output shaft and axial loading device 14 of axially loaded electric cylinders 11
To load force snesor 13, the loading head of axially loaded force snesor 13 is located in test cabin 2, and the face rightmost side one is to be measured
The end face of bearing outer ring.Test cabin temperature sensor 17 is housed on the side wall of test cabin 2, the top of test cabin 2 is equipped with a row
Bearing temperature sensor 15, bearing temperature sensor 15 and bearing to be measured correspond, the probe of each bearing temperature sensor 15
Close to the periphery of bearing outer ring to be measured.It is also equipped with acceleration vibrating sensor 16 at the top of test cabin 2, acceleration vibration
The probe of sensor 16 is connect with radial loading device 7.
As shown in Figure 1, the utility model is additionally provided with Industry Control computer 21 and control system 22, Industry Control computer 21
For being instructed to sendings such as load electric cylinders, electro spindles；Control system 22 is used to receive the signal of each sensor feedback, by processing
After be further sent out instruction or by Industry Control computer 21 show result.Industry Control computer 21 can also be real with mobile phone 23
It now communicates, in order to carry out instruction operation by mobile phone 23 or show result.
The working principle of the utility model is as follows:
Start electro spindle 10, so that electro spindle 10 is driven bearing operation to be measured by testing axis 3, Industry Control computer 21 passes through
Radial loaded force snesor 6 is issued to radial loaded electric cylinders 4 and is instructed, and stretches out the output shaft of radial loaded electric cylinders 4, radial loaded
The output shaft of electric cylinders 4 is acted on the periphery of bearing outer ring to be measured by radial loading device 7, is applied to bearing to be measured and is set
Radial force；Meanwhile Industry Control computer 21 is loaded electric cylinders 11 in the axial direction by axially loaded force snesor 13 and issues instruction, is made
The output shaft of axially loaded electric cylinders 11 stretches out, and the output shaft of axially loaded electric cylinders 11 is acted on most right by axial loading device 14
On the end face of one bearing outer ring to be measured in side, apply the axial force of setting to bearing to be measured.Radial loaded electric cylinders 4 and axially loaded
Electric cylinders 11 cooperate, and realize fast accurate load, can simulate the shock loading applied when shift to bearing.
The utility model can realize that lubricating oil temperature is controllable by lubricating oil temperature sensor 18,150 DEG C of highest, simulate practical fly
Lubricating status is splashed, Lubricating oil heating device 5 is connect with test cabin 2 using thermal insulation tubing 8, it is ensured that oil temperature supplying reaches requirement, returns
Oil forces cooling using the first refrigerator 9, and 5 temperature of Lubricating oil heating device is avoided sharply to increase.Test cabin 2 uses multiple bearings
Temperature sensor 15 monitors the constantly temperature of corresponding test bearing, using another 17 monitoring test of test cabin temperature sensor
Storehouse interior environment temperature, using 16 monitoring test storehouse partial vibration situation of change of acceleration vibrating sensor, control system 22 is set
The overload alarms such as heating oil temperature, bearing temperature, environment temperature, vibration, spindle motor current, revolving speed are set, acceleration vibrating sensing is passed through
Device 16 can delicately detect bearing operating condition, and test bearing once has early stage to peel off, and testing equipment can be shut down in time, be
Later period bearing failure analysis provides effectively data.
The preferred embodiments of the present invention have been described in detail above.It should be appreciated that the ordinary skill people of this field
Member according to the present utility model can conceive without creative work makes many modifications and variations.Therefore, all this technology necks
Technical staff passes through logic analysis, reasoning or limited reality according to the design of the utility model on the basis of existing technology in domain
Available technical solution is tested, it all should be within the scope of protection determined by the claims.
Claims (4)
1. a kind of new-energy automobile retarder bearing dynamic simulation tester, including equipment platform (1), it is characterised in that:
Test cabin (2) are installed on the equipment platform (1), wear test axis (3) in the test cabin (2), test axis (3) for install to
Survey bearing；
In the test cabin (2), radial loaded electric cylinders (4) and Lubricating oil heating device (5) are respectively set in two sides in the front-back direction,
The output shaft of the radial loaded electric cylinders (4) is connect by radial loaded force snesor (6) with radial loading device (7), described
Multiple loading heads of radial loading device (7) are located in test cabin (2), the circumference of each one bearing outer ring to be measured of loading head face
Face；The oil outlet of the Lubricating oil heating device (5) is connect by thermal insulation tubing (8) with the oil inlet of test cabin (2), test cabin
(2) oil outlet is connected by oil pipe after the first refrigerator (9), is connect with the oil return opening of Lubricating oil heating device (5)；
Electro spindle (10) and axially loaded electric cylinders (11), electro spindle is respectively set in the two sides of the test cabin (2) left and right directions
(10) output shaft is connect by shaft coupling with test axis (3), and electro spindle (10) carries cooling passage, the cooling passage
Inlet and outlet are connect by water pipe with the second refrigerator (12) respectively, form water-flow circuit；The axially loaded electric cylinders (11)
Output shaft is connect by axially loaded force snesor (13) with axial loading device (14), and the axial loading device (14) adds
Carrier head is located in test cabin (2), and the end face of one bearing outer ring to be measured in the face rightmost side；
The top of the test cabin (2) be equipped with row's bearing temperature sensor (15), bearing temperature sensor (15) with it is to be measured
Bearing corresponds, the probe of each bearing temperature sensor (15) close to bearing outer ring to be measured periphery, in the test cabin
(2) acceleration vibrating sensor (16) are also equipped at the top of, probe and the radial direction of the acceleration vibrating sensor (16) add
It carries and sets (7) connection.
2. new-energy automobile retarder bearing dynamic simulation tester as described in claim 1, it is characterised in that: described
Test cabin temperature sensor (17) are housed on the side wall of test cabin (2).
3. new-energy automobile retarder bearing dynamic simulation tester as claimed in claim 1 or 2, it is characterised in that:
Lubricating oil temperature sensor (18) are housed on the Lubricating oil heating device (5), the probe of the lubricating oil temperature sensor (18) protrudes into
In the inner cavity of Lubricating oil heating device (5).
4. new-energy automobile retarder bearing dynamic simulation tester as claimed in claim 3, it is characterised in that: described
Tracheae (19) are connected on the air inlet of electro spindle (10), which connects oil mist lubricator (20), and oil mist lubricator
(20) close to the electro spindle (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821433825.2U CN208860599U (en) | 2018-09-03 | 2018-09-03 | New-energy automobile retarder bearing dynamic simulation tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821433825.2U CN208860599U (en) | 2018-09-03 | 2018-09-03 | New-energy automobile retarder bearing dynamic simulation tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208860599U true CN208860599U (en) | 2019-05-14 |
Family
ID=66416515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821433825.2U Active CN208860599U (en) | 2018-09-03 | 2018-09-03 | New-energy automobile retarder bearing dynamic simulation tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208860599U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111426475A (en) * | 2020-05-06 | 2020-07-17 | 湖南汉能科技有限公司 | Main shaft bearing impact test platform |
| CN114217223A (en) * | 2021-11-26 | 2022-03-22 | 佛山科学技术学院 | Test platform for simulating current damage of insulating bearing shaft of industrial variable frequency motor |
| CN115014620A (en) * | 2022-06-17 | 2022-09-06 | 天津旗领机电科技有限公司 | Axial force testing device for speed reducer |
-
2018
- 2018-09-03 CN CN201821433825.2U patent/CN208860599U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111426475A (en) * | 2020-05-06 | 2020-07-17 | 湖南汉能科技有限公司 | Main shaft bearing impact test platform |
| CN111426475B (en) * | 2020-05-06 | 2021-09-17 | 湖南汉能科技有限公司 | Main shaft bearing impact test platform |
| CN114217223A (en) * | 2021-11-26 | 2022-03-22 | 佛山科学技术学院 | Test platform for simulating current damage of insulating bearing shaft of industrial variable frequency motor |
| CN115014620A (en) * | 2022-06-17 | 2022-09-06 | 天津旗领机电科技有限公司 | Axial force testing device for speed reducer |
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