CN207798600U - A kind of automobile Anti-tilt system bearing high/low temperature alternation low speed high load durable test device - Google Patents
A kind of automobile Anti-tilt system bearing high/low temperature alternation low speed high load durable test device Download PDFInfo
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Abstract
The utility model is related to a kind of automobile Anti-tilt system bearing high/low temperature alternation low speed height to carry durable test device, test bearing installation unit (1) is used to that test bearing (11,12,13,14) to be tested to be installed, fixed and be limited；Axially loaded unit (3) is used to apply test bearing (11,12,13,14) axial loading force；Radial loaded unit (4) is used to apply test bearing (11,12,13,14) radial loading force；Bearing rotary driving unit (5), is used to drive test bearing to be tested to rotate, and can carry out different tests with the rotating speed of Adjustment Tests bearing (11,12,13,14)；Temperature and humidity adjustment unit, for changing the temperature environment and humidity environment of test bearing；TT＆C system by pressure, vibration, temperature, humidity and the speed signal of the different real-time monitoring test bearings of sensor, and carries out visualization output.
Description
Technical field
The utility model is related to component durable test technical fields, more particularly, to a kind of automobile Anti-tilt system bearing height
Warm alternation low speed height carries durable test device.
Background technology
The bearing durability-testing machines of conventional design are designed the restriction in terms of consideration, can be reached due to structure limitation at present
Rotary rpm it is not low enough, can not achieve to the rotation of the high frequency wobbles of bearing, and cannot achieve the high/low temperature friendship to bearing
The loop control of change.
Specifically, including following technological deficiency：
(1) axial loading device of existing bearing durability-testing machines and radial loading device generally pass through manual action lead screw
Mode or the mode of hydraulic loaded realize that radial and axial load, the mode of manual action lead screw can not give foot to bearing
Enough big loading forces, and the size of loading force is not easy to accurately control；The mode of hydraulic loaded is since there are inadequate for hydraulic oil
Environmental protection is cleared up and difficult in maintenance.
(2) existing bearing durability-testing machines can only heat bearing and refrigeration bearing, and the cycle that can not achieve heating refrigeration is handed over
It replaces, the environment of certain humidity can not be provided.
(3) existing bearing durability-testing machines drive bearing rotary using electro spindle or three phase electric machine, can not achieve the slow-speed of revolution
Operating and high frequency wobbles operating.
Utility model content
The utility model devises a kind of automobile Anti-tilt system bearing high/low temperature alternation low speed high load durable test device,
Solves following technical problem：(1) axial loading device of existing bearing durability-testing machines and radial loading device pass through manual
The mode of effect lead screw can not give sufficiently large loading force to bearing, and the size of loading force can not accurately control；Hydraulic pressure
The mode of load is cleared up and difficult in maintenance since the presence of hydraulic oil is not environmentally friendly enough.
(2) existing bearing durability-testing machines can only heat bearing and refrigeration bearing, and the cycle that can not achieve heating refrigeration is handed over
It replaces, the environment of certain humidity can not be provided.(3) existing bearing durability-testing machines drive bearing using electro spindle or three phase electric machine
Rotation can not achieve operating and the high frequency wobbles operating of the slow-speed of revolution.
In order to solve above-mentioned technical problem, the utility model uses following scheme：
A kind of automobile Anti-tilt system bearing high/low temperature alternation low speed high load durable test device, it is characterised in that：Including
Test bearing installation unit (1) is used to that test bearing to be tested to be installed, fixed and be limited；
Axially loaded unit (3) is used to apply test bearing axial loading force；
Radial loaded unit (4) is used to apply test bearing radial loading force；
Bearing rotary driving unit (5), is used to drive test bearing to be tested to rotate, different with Adjustment Tests bearing
Rotary speed tested；
Temperature and humidity adjustment unit, for changing the test temperature environment and humidity environment of test bearing；
TT＆C system, by the pressure of the different real-time monitoring test bearings of sensor, vibration, temperature, humidity and
Speed signal, and carry out visualization output.
Further, the test bearing installation unit (1) includes experiment axis (09), elastic conjunction on experiment axis (09)
The tooling of four sets of test bearings and clamping experiment bearing；The test bearing (11) of the leftmost side is by being fixed on experiment axis (09)
Left locking nut (10) carries out left side axial limiting, and the test bearing (14) of the rightmost side is by being fixed on experiment axis (09)
It carries out right-hand axis on right locking nut (15) and to limit, between the test bearing of two, left side passes through the first spacer (17) is arranged carrying out
It is isolated, is isolated also by the second spacer of setting (18) between the test bearing of two, right side, all test bearings are clamped in a left side
Between bearing external bushing (07) and right bearing external bushing (02)；The right-hand end of described experiment axis (09) axial direction is equipped with axial add
Set (01) is carried, is kept off on the outer ring of rightmost side test bearing (14)；Axially loaded unit (3) is by axially loaded set (01) to most
The outer ring of the test bearing (14) on right side applies axial force, and axial force is also transmitted by the steel ball of the test bearing (14) of the rightmost side
Leftmost side test bearing (11) is given, to make test bearing (11,14) by axial force；
The test bearing installation unit (1) further includes intermediate carrying set (05), and centre carries below set (05) as centre
Test bearing (12,13), centre carrying set (05) at left and right sides of be respectively left and right bearing catch (04,06), radial loaded list
After first (4) are passed down through the through-hole of upper bearing (metal) external bushing, (05) is covered to intermediate test bearing (12,13) by intermediate carry
Apply radial load, wherein intermediate carrying set (05) is vacantly, radial load being applied to just while also the test bearing of the left and right sides
(11,14), final four sets of test bearings (11,12,13,14) bear identical radial load.
Further, the axially loaded unit (3) includes axially loaded axis (31), the first butterfly spring (33), load top
Head (34), the first electric cylinders (36) and first servo motor (37)；First electric cylinders (36) come directly towards (34) and the first butterfly by load
Shape spring (33) one end connects, and the first butterfly spring (33) other end connects loading axis (31)；The first servo motor (37)
The lead screw that rotation drives the first electric cylinders (36) internal moves forward, and the lead screw that the first electric cylinders (36) of advance are internal squeezes the first butterfly
Shape spring (33), to achieve the purpose that make axially loaded axis (31) to move right, axially loaded axis (31) is ultimately applied to institute
On the axially loaded set (01) for stating experiment bearing installation unit (1)；Between the first electric cylinders (36) and the first butterfly spring (33)
Equipped with first pressure sensor, first servo motor (37) can adjust the first electric cylinders according to the feedback of first pressure sensor
(36) forward travel distance of internal piston is to accurately control the size of axially loaded power.
Further, the axially loaded unit (3) further includes
First supporting support (321) plays the role of the axial loading axis (31) of support；
Second supporting support (322) plays the role of supporting servo electric cylinders；
Limiting device (35) plays the displacement distance of the first butterfly spring of limitation (33), prevents loading force beyond sensing
The range of device；
Two pieces of grip blocks, the first butterfly spring (33) is clamped, and one piece of grip block is connect with load top (34),
Another piece of grip block is connect with axially loaded axis (31)；
Guide post (38) passes through two pieces of grip blocks, it is ensured that two pieces of grip blocks and butterfly spring (33) are along guide post
(38) it moves axially.
Further, the radial loaded unit (4) includes the second servo motor (43), the second electric cylinders (44), the second butterfly
Spring (46) and radial loaded axis (47)；Second electric cylinders (44) one end is connect with the second servo motor (43), the second electric cylinders
(44) other end is connect with the second butterfly spring (46) upper end, and the second butterfly spring (46) lower end connects with radial loaded axis (47)
It connects；The lead screw that second servo motor (43) rotation drives the second electric cylinders (44) internal moves down, the second downward electric cylinders
(44) the second butterfly spring (46), to achieve the purpose that make radial loaded axis (47) to move downward, radial loaded axis are squeezed
(47) it is ultimately applied on intermediate carrying set (05)；Second is equipped between the second electric cylinders (44) and the second butterfly spring (46)
Pressure sensor, first servo motor (37) can adjust the advance of the second electric cylinders (36) according to the feedback of second pressure sensor
Distance is to accurately control the size of radial loaded power.
Further, the radial loaded unit (4) further includes the first support post (41) and support plate (42), the first support
Column (41) lower end is connect with testing stand end face, and the first support post (41) upper end is connect with support plate (42), support plate (42)
Play the role of supporting the second electric cylinders (44).
Further, the experiment axis rotary drive unit (5) includes third servo motor (51), shaft coupling (56) and passes
The output shaft of moving axis (55), third servo motor (51) is connect by shaft coupling (56) with transmission shaft (55) one end, transmission shaft
(55) other end is connect with experiment axis (09).
Further, the experiment axis rotary drive unit (5) further includes driving support seat (54), and transmission shaft (55) passes through transmission
Bearing (54) is simultaneously supported, and passes through between the servo motor support plate (52) and driving support seat (54) of third servo motor (51)
Three support posts (53) connect.
Further, the temperature and humidity adjustment unit includes high/low temperature damp heat box, and test bearing installation unit (1) is placed on institute
It states in high/low temperature damp heat box, electrothermal tube, cooler, humidifier tube, temperature sensor, vibration is additionally provided in the high/low temperature damp heat box
Sensor, humidity sensor, the temperature of each each test bearing outer ring of temperature sensor monitors, humidity sensor monitoring height
Ambient humidity in warm and humid hot tank, the vibration of vibrating sensor monitoring test platform.
Further, the TT＆C system further includes automatic alarm unit and data storage cell, the automatic alarm unit
Test parameters and alarm parameters are set, and pressure, vibration, temperature, humidity and the speed signal of test bearing are once more than alarm
Parameter, the automobile Anti-tilt system bearing high/low temperature alternation low speed height carry durable test device will autostop, prevent bearing
Damage；The data storage cell by the real time temperature data of test bearing, speed data and testing stand vibration data,
The data of the Temperature and Humidity module of damp heat box stores sequentially in time, facilitates the further analysis to bearing performance after testing.
The automobile Anti-tilt system bearing high/low temperature alternation low speed height carries durable test device and has the advantages that：
(1) the axially loaded unit of the utility model and radial loaded unit substitute manual action silk using servo electric cylinders
Bar, servo electric cylinders can apply more big load, and loading force error is small, and control is more accurate, be convenient for care and maintenance.
(2) the utility model heats using high/low temperature damp heat box and freezes the heating rod heated mandrel before bearing replaces
It holds, and certain humidity environment is provided to bearing, testing machine before can only heat and freeze bearing, can not achieve heating refrigeration
Cycle alternation, the environment of certain humidity can not be provided.
(3) the utility model experiment axis rotary drive unit using servo motor drive bearing, before using electricity
Main shaft or three phase electric machine can not achieve the operating of the slow-speed of revolution, can be realized using servo motor.
Description of the drawings
Fig. 1：The appearance that the utility model automobile Anti-tilt system bearing high/low temperature alternation low speed height carries durable test device is shown
It is intended to；
Fig. 2：The sectional view of test bearing mounting platform in Fig. 1；
Fig. 3：Axial loading device structural schematic diagram in Fig. 1；
Fig. 4：Radial loading device structural schematic diagram in Fig. 1；
Fig. 5：Axis rotating driving device structural schematic diagram is tested in Fig. 1.
Reference sign：
1- test bearing installation units；The axially loaded sets of 01-；Bearing external bushing on the right side of 02-；03- clamping upper end covers；04-
Right bearing catch；Carrying set among 05-；06- left bearing catch；07- left bearing external bushings；08- shaft couplings；09- tests axis；
The left locking nuts of 10-；11- test bearings；12- test bearings；13- test bearings；14- test bearings；The right locking screws of 15-
It is female；16- clamping pedestals；The first spacers of 17-；The second spacers of 18-；
The axially loaded units of 3-；The axially loaded axis of 31-；The first supporting supports of 321-；The second supporting supports of 322-；33-
One butterfly spring；34- loads top；35- limiting devices；The first electric cylinders of 36-；37- first servo motors；38- guide posts；39-
Device bottom plate；30- linear bearings；
4- radial loaded units；41- support posts；42- support plates；The second servo motors of 43-；The second electric cylinders of 44-；45-
Linear bearing；The second butterfly springs of 46-；47- radial loaded axis；
5- bearing rotary driving units；51- third servo motors；52- servo motor support plates；53- support posts；54-
Driving support seat；55- transmission shafts；56- shaft couplings；57- pedestals.
Specific implementation mode
With reference to Fig. 1 to Fig. 5, the utility model is described further：
As shown in Figure 1, a kind of automobile Anti-tilt system bearing high/low temperature alternation low speed height carries durable test device, including experiment
Bearing installation unit 1 is used to that test bearing 11,12,13,14 to be tested to be installed, fixed and be limited；It is axial
Loading unit 3 is used to apply test bearing 11,14 axial loading force；Radial loaded unit 4 is used for testing axis
Hold the radial loading force of 11,12,13,14 applications；Bearing rotary driving unit 5, be used to drive test bearing 11 to be tested,
12,13,14 rotation, is tested with 11,12,13,14 different speed of Adjustment Tests bearing；Temperature and humidity adjustment unit is used
In change 11,12,13,14 test temperature environment of test bearing and humidity environment；TT＆C system passes through different sensors
Pressure, vibration, temperature, humidity and the speed signal of real-time monitoring test bearing 11,12,13,14, and visualize defeated
Go out.
As shown in Fig. 2, test bearing installation unit 1 includes the four sets of examinations of experiment axis 09, elastic conjunction on experiment axis 09
Test the tooling of bearing 11,12,13,14 and clamping experiment bearing；The test bearing 11 of the leftmost side is by being fixed on experiment axis 09
Left locking nut 10 carry out left side axial limiting, the test bearing 14 of the rightmost side passes through the right locking that is fixed on experiment axis 09
Right-hand axis is carried out on nut 15 to limit, is isolated by the way that the first spacer 17 is arranged between two, left side test bearing 11,12,
It is isolated also by the second spacer 18 of setting between two, right side test bearing 13,14, all test bearings 11,12,13,14
It is clamped between left bearing external bushing 07 and right bearing external bushing 02；It tests the axial right-hand end of axis 09 and is equipped with axially loaded set
01, it keeps off on the outer ring of rightmost side test bearing 14；Axially loaded unit 3 gives the experiment axis of the rightmost side by axially loaded set 01
The outer ring for holding 14 applies axial force, and axial force is also passed to leftmost side test bearing 11 by the steel ball of test bearing 14, to
Make test bearing 11,14 by axial force；Test bearing installation unit 1 further includes intermediate carrying set 05, and centre carries under set 05
Side is intermediate test bearing 12,13, and 05 left and right sides of centre carrying set is respectively left and right bearing catch 04,06, radial loaded
After unit 4 is passed down through the through-hole of upper bearing (metal) external bushing, covers 05 by intermediate carrying and apply diameter to intermediate test bearing 12,13
Xiang Li, wherein intermediate carrying set 05 is hanging, radial load being applied to just while also the test bearing 11,14 of the left and right sides, finally
Four sets of test bearings 11,12,13,14 bear identical radial load.
As shown in figure 3, axially loaded unit 3 includes axially loaded axis 31, the first butterfly spring 33, load top 34, the
One electric cylinders 36 and first servo motor 37；First electric cylinders 36 are connect by loading top 34 with 33 one end of the first butterfly spring,
First butterfly spring, 33 other end connects loading axis 31；The rotation of first servo motor 37 drives the first electric cylinders 36 to move forward, preceding
Into 36 inside lead screw of the first electric cylinders squeeze the first butterfly spring 33, to achieve the purpose that give axially loaded axis 31 applied force,
Axially loaded axis 31 is ultimately applied on axially loaded set 01；First is equipped between the first electric cylinders 36 and the first butterfly spring 33
Pressure sensor, first servo motor 37 can adjust the forward travel distance of the first electric cylinders 36 according to the feedback of first pressure sensor
To accurately control the size of axially loaded power.
Axially loaded unit 3 further includes the first supporting support 321, plays the role of supporting electric cylinders 36；Second support branch
Frame 322 plays the role of support axial direction loading axis 31；Limiting device 35 plays the movement of the first butterfly spring 33 of limitation
Distance；Two pieces of grip blocks, the first butterfly spring 33 is clamped, and one piece of grip block is connect with load top 34, another piece
Grip block is connect with axially loaded axis 31；Guide post 38 passes through two pieces of grip blocks, it is ensured that two pieces of grip blocks and the first butterfly bullet
Spring 33 is moved axially along guide post 38.
As shown in figure 4, radial loaded unit 4 include the second servo motor 43, the second electric cylinders 44, the second butterfly spring 46 with
And radial loaded axis 47；Second electric cylinders, 44 one end is connect with the second servo motor 43,44 other end of the second electric cylinders and the second butterfly
46 upper end of spring connects, and 46 lower end of the second butterfly spring is connect with radial loaded axis 47；The rotation of second servo motor 43 drives the
Two electric cylinders, 44 inside lead screw moves down, and the second downward electric cylinders 44 squeeze the second butterfly spring 46, adds to radial to reach
The purpose of 47 applied force of axis is carried, radial loaded axis 47 is ultimately applied on intermediate carrying set 05 and upper end cover 3；In the second electric cylinders 36
And second be equipped with second pressure sensor between butterfly spring 33, first servo motor 37 can be according to the anti-of second pressure sensor
It presents to adjust the forward travel distance of the second electric cylinders 36 to accurately control the size of radial loaded power.
Radial loaded unit 4 further includes support post 41 and support plate 42, and 41 lower end of support post is installed with test bearing
Unit 1 connects, and 41 upper end of support post is connect with support plate 42, and support plate 42 plays the role of the second electric cylinders 44.
As shown in figure 5, experiment axis rotary drive unit 5 includes third servo motor 51, shaft coupling 56 and transmission shaft 55,
The output shaft of third servo motor 51 is connect by shaft coupling 56 with 55 one end of transmission shaft, 55 other end of transmission shaft and experiment axis 14
Connection.Experiment axis rotary drive unit 5 further includes driving support seat 54, and transmission shaft 55 passes through driving support seat 54 and is supported, third
It is connected by support post 53 between the servo motor support plate 52 and driving support seat 54 of servo motor 51.
This test device needs are run under high/low temperature alternation and certain humidity, using the high/low temperature damp heat box automatically controlled
To meet test requirements document.High/low temperature heating system is completely independent, and heating temperature range is RT~+200 DEG C, temperature fluctuation ± 1
DEG C, heater box liner is plain edition liner, and surface plate is zinc-plated, and external steel plate baking vanish, protective device is no-fuse switch, digital
Display instrument displays temperature, electrothermal tube are the tubular electrothermal tube of chip heat dissipation.
Temperature and humidity adjustment unit includes high/low temperature damp heat box, and test bearing installation unit 1 is placed in high/low temperature damp heat box,
Electrothermal tube, cooler, humidifier tube, temperature sensor, humidity sensor and vibrating sensor are additionally provided in high/low temperature damp heat box, often
The temperature of a each 11,12,13,14 outer ring of test bearing of temperature sensor monitors, humidity sensor monitor high/low temperature damp heat box
In ambient humidity, the vibration of vibrating sensor monitoring test platform.TT＆C system further includes automatic alarm unit and data storage
Test parameters and alarm parameters, pressure, vibration, temperature, humidity and the speed of test bearing 2 is arranged in unit, automatic alarm unit
Signal is spent once being more than alarm parameters, and automobile Anti-tilt system bearing high/low temperature alternation low speed height carries durable test device will be automatic
It shuts down.Data storage cell is by the vibration of the real time temperature data, speed data and testing stand of test bearing 11,12,13,14
Data, the data of the Temperature and Humidity module of damp heat box store sequentially in time, facilitate the further analysis to bearing performance after testing.
The TT＆C system of this test device is mainly made of industrial personal computer, capture card, PLC, sensor.Testing machine can be real-time
Pressure, vibration, temperature, humidity and the speed signal of bearing are monitored, and will show that computer screen is arrived in storage after data signal acquisition
On.Test parameters and alarm parameters can be set in testing machine control software, and the signals such as vibration, the temperature of bearing are more than once
Alarming value, testing machine will autostops.
After the completion of all component of machine are by vehicle, grinding process, surface chamfered goes flash removed and chromium plating,
Prevent mechanical edges and corners in practical work process from generating injury to operating personnel.All parts improve material through Overheating Treatment
Performance eliminates residual stress, extends the service life of device.
Illustrative description has been carried out to the utility model above in conjunction with attached drawing, it is clear that the realization of the utility model not by
The limitation of aforesaid way, if the various improvement of the methodology and technical solution progress of the utility model are used, or without
It improves and the design of the utility model and technical solution is directly applied into other occasions, in the scope of protection of the utility model
It is interior.
Claims (10)
1. a kind of automobile Anti-tilt system bearing high/low temperature alternation low speed height carries durable test device, it is characterised in that：Including
Test bearing installation unit (1) is used to that test bearing to be tested to be installed, fixed and be limited；
Axially loaded unit (3) is used to apply test bearing axial loading force；
Radial loaded unit (4) is used to apply test bearing radial loading force；
Bearing rotary driving unit (5), is used to drive test bearing to be tested to rotate, with the different rotation of Adjustment Tests bearing
Rotary speed is tested；
Temperature and humidity adjustment unit, for changing the test temperature environment and humidity environment of test bearing；
TT＆C system passes through pressure, vibration, temperature, humidity and the speed of the different real-time monitoring test bearings of sensor
Signal, and carry out visualization output.
2. automobile Anti-tilt system bearing high/low temperature alternation low speed height carries durable test device, feature according to claim 1
It is：The test bearing installation unit (1) includes the four sets of experiment axis of experiment axis (09), elastic conjunction on experiment axis (09)
Hold and be clamped the tooling of experiment bearing；The test bearing (11) of the leftmost side is by being fixed on the left locking nut tested on axis (09)
(10) left side axial limiting is carried out, the test bearing (14) of the rightmost side is by being fixed on the right locking nut tested on axis (09)
(15) right-hand axis is carried out on to limit, is isolated by the way that the first spacer (17) is arranged between the test bearing of two, left side, right side
It is isolated also by the second spacer of setting (18) between two test bearings, all test bearings are clamped in left bearing external bushing
(07) between right bearing external bushing (02)；The right-hand end of described experiment axis (09) axial direction is equipped with axially loaded set (01), gear
On the outer ring of rightmost side test bearing (14)；Axially loaded unit (3) gives the experiment of the rightmost side by axially loaded set (01)
The outer ring of bearing (14) applies axial force, and axial force is also passed to the leftmost side by the steel ball of the test bearing (14) of the rightmost side and tries
Bearing (11) is tested, to make test bearing (11,14) by axial force；
The test bearing installation unit (1) further includes intermediate carrying set (05), and centre carries below set (05) as intermediate examination
Bearing (12,13) is tested, is respectively left and right bearing catch (04,06), radial loaded unit at left and right sides of centre carrying set (05)
(4) after being passed down through the through-hole of upper bearing (metal) external bushing, (05) is covered to intermediate test bearing (12,13) application by intermediate carry
Radial load, wherein intermediate carrying set (05) is vacantly, radial load just and meanwhile be also applied to the left and right sides test bearing (11,
14), final four sets of test bearings (11,12,13,14) bear identical radial load.
3. automobile Anti-tilt system bearing high/low temperature alternation low speed height carries durable test device, feature according to claim 2
It is：The axially loaded unit (3) includes axially loaded axis (31), the first butterfly spring (33), load top (34), first
Electric cylinders (36) and first servo motor (37)；First electric cylinders (36) come directly towards (34) and the first butterfly spring (33) one by load
End connection, the first butterfly spring (33) other end connect loading axis (31)；First servo motor (37) rotation drives first
The internal lead screw of electric cylinders (36) moves forward, and the lead screw that the first electric cylinders (36) of advance are internal squeezes the first butterfly spring (33),
To achieve the purpose that make axially loaded axis (31) to move right, axially loaded axis (31) is ultimately applied to the experiment bearing peace
On the axially loaded set (01) for filling unit (1)；First pressure is housed between the first electric cylinders (36) and the first butterfly spring (33)
Sensor, first servo motor (37) can adjust the internal piston of the first electric cylinders (36) according to the feedback of first pressure sensor
Forward travel distance to accurately control the size of axially loaded power.
4. automobile Anti-tilt system bearing high/low temperature alternation low speed height carries durable test device, feature according to claim 3
It is：The axially loaded unit (3) further includes
First supporting support (321) plays the role of the axial loading axis (31) of support；
Second supporting support (322) plays the role of supporting servo electric cylinders；
Limiting device (35) plays the displacement distance of the first butterfly spring of limitation (33), prevents loading force from exceeding sensor
Range；
Two pieces of grip blocks, the first butterfly spring (33) is clamped, and one piece of grip block is connect with load top (34), another
Block grip block is connect with axially loaded axis (31)；
Guide post (38) passes through two pieces of grip blocks, it is ensured that two pieces of grip blocks and butterfly spring (33) along guide post (38) into
Row axial movement.
5. durable test device is carried according to the automobile Anti-tilt system bearing high/low temperature alternation low speed height of claim 2,3 or 4,
It is characterized in that：The radial loaded unit (4) includes the second servo motor (43), the second electric cylinders (44), the second butterfly spring
(46) and radial loaded axis (47)；Second electric cylinders (44) one end is connect with the second servo motor (43), and the second electric cylinders (44) are another
One end is connect with the second butterfly spring (46) upper end, and the second butterfly spring (46) lower end is connect with radial loaded axis (47)；It is described
The lead screw that second servo motor (43) rotation drives the second electric cylinders (44) internal moves down, and downward the second electric cylinders (44) squeeze
Second butterfly spring (46), to achieve the purpose that make radial loaded axis (47) to move downward, radial loaded axis (47) is finally made
Set (05) is carried for centre；Second pressure sensor is housed between the second electric cylinders (44) and the second butterfly spring (46),
First servo motor (37) can adjust the forward travel distance of the second electric cylinders (36) to essence according to the feedback of second pressure sensor
The really size of control radial loaded power.
6. automobile Anti-tilt system bearing high/low temperature alternation low speed height carries durable test device, feature according to claim 5
It is：The radial loaded unit (4) further includes the first support post (41) and support plate (42), under the first support post (41)
End is connect with testing stand end face, and the first support post (41) upper end is connect with support plate (42), and support plate (42) plays support the
The effect of two electric cylinders (44).
7. automobile Anti-tilt system bearing high/low temperature alternation low speed height carries durable test device, feature according to claim 6
It is：The experiment axis rotary drive unit (5) includes third servo motor (51), shaft coupling (56) and transmission shaft (55),
The output shaft of third servo motor (51) is connect by shaft coupling (56) with transmission shaft (55) one end, transmission shaft (55) other end with
Axis (09) is tested to connect.
8. automobile Anti-tilt system bearing high/low temperature alternation low speed height carries durable test device, feature according to claim 7
It is：The experiment axis rotary drive unit (5) further includes driving support seat (54), and transmission shaft (55) passes through driving support seat (54) simultaneously
It is supported, passes through third support post between the servo motor support plate (52) and driving support seat (54) of third servo motor (51)
(53) it connects.
9. durable test device is carried according to the automobile Anti-tilt system bearing high/low temperature alternation low speed height of claim 7 or 8, it is special
Sign is：The temperature and humidity adjustment unit includes high/low temperature damp heat box, and test bearing installation unit (1) is placed on the high/low temperature
In damp heat box, be additionally provided in the high/low temperature damp heat box electrothermal tube, cooler, humidifier tube, temperature sensor, vibrating sensor,
Humidity sensor, the temperature of each each test bearing outer ring of temperature sensor monitors, it is damp and hot that humidity sensor monitors high/low temperature
Ambient humidity in case, the vibration of vibrating sensor monitoring test platform.
10. automobile Anti-tilt system bearing high/low temperature alternation low speed height carries durable test device, feature according to claim 9
It is：The TT＆C system further includes automatic alarm unit and data storage cell, the automatic alarm unit setting experiment ginseng
Number and alarm parameters, pressure, vibration, temperature, humidity and the speed signal of test bearing are more than once alarm parameters, the vapour
Vehicle Anti-tilt system bearing high/low temperature alternation low speed height carry durable test device will autostop, prevent the damage of bearing；It is described
Data storage cell is by the real time temperature data of test bearing, the temperature of the vibration data of speed data and testing stand, damp heat box
Humidity data stores sequentially in time, facilitates the further analysis to bearing performance after testing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721546994.2U CN207798600U (en) | 2017-11-17 | 2017-11-17 | A kind of automobile Anti-tilt system bearing high/low temperature alternation low speed high load durable test device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107764679A (en) * | 2017-11-17 | 2018-03-06 | 慈兴集团有限公司 | A kind of automobile Anti-tilt system bearing high/low temperature alternation low speed is high to carry durable test device |
| CN109374295A (en) * | 2018-12-04 | 2019-02-22 | 新奥能源动力科技（上海）有限公司 | A kind of bearing performance test device |
| CN113607413A (en) * | 2021-08-26 | 2021-11-05 | 上海航数智能科技有限公司 | Bearing component fault monitoring and predicting method based on controllable temperature and humidity |
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2017
- 2017-11-17 CN CN201721546994.2U patent/CN207798600U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107764679A (en) * | 2017-11-17 | 2018-03-06 | 慈兴集团有限公司 | A kind of automobile Anti-tilt system bearing high/low temperature alternation low speed is high to carry durable test device |
| CN109374295A (en) * | 2018-12-04 | 2019-02-22 | 新奥能源动力科技（上海）有限公司 | A kind of bearing performance test device |
| CN113607413A (en) * | 2021-08-26 | 2021-11-05 | 上海航数智能科技有限公司 | Bearing component fault monitoring and predicting method based on controllable temperature and humidity |
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