CN107525675A - Horizontal sliding bearing hydraulic system - Google Patents
Horizontal sliding bearing hydraulic system Download PDFInfo
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- CN107525675A CN107525675A CN201710668234.7A CN201710668234A CN107525675A CN 107525675 A CN107525675 A CN 107525675A CN 201710668234 A CN201710668234 A CN 201710668234A CN 107525675 A CN107525675 A CN 107525675A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M13/00—Testing of machine parts
- G01M13/04—Bearings
Abstract
The invention discloses a kind of horizontal sliding bearing hydraulic system; by be additionally arranged the hydraulic module to subject bearing be lubricated; and; in the case where accompanying the lubricant passage way of examination bearing and subject bearing to be not turned on and reach metered flow; the hydraulic module can not start main motor and subject bearing loading motor, so as to be protected to each bearing shell.Also, the load-on module, accompany examination bearing lubrication module and subject bearing lubrication module three parts independently of each other, self-organizing system, and can conveniently control and regulation, but three is again interrelated with motor and electric-control system, has complete virtual protection：In the case where accompanying examination bearing to be not turned on subject bearing lubricating oil circuit and reach metered flow, system can not start main motor and subject bearing loading motor, and this function has good protective effect to each bearing shell.
Description
Technical field
The invention belongs to sliding bearing safe operation and detection field, more particularly to a kind of horizontal sliding bearing hydraulic pressure system
System.
Background technology
Bearing test-bed be bearing products development phase examine product whether meet working condition requirement important way and
Device, after product approval, the main purpose of bearing test is exactly that bearing quality is examined, and differentiates the matter of bearing products
Grade is measured, promotes the raising of quality, so as to find the problem of some links such as bearing arrangement, material, manufacturing process are present, enters
And it is controlled by.Existing bearing test-bed has certain limitation to bearing size, and different bearing products is needed different
Testing stand is tested.At present, how to be tested for horizontal bearing, turn into an industry problem urgently to be resolved hurrily.And such as
What provides the hydraulic protecting of highly effective and safe for horizontal bearing experiment porch, is the purpose of the present invention.
The content of the invention
In view of the above-mentioned problems existing in the prior art, it is an object of the invention to provide a kind of horizontal sliding bearing hydraulic pressure system
System.
For achieving the above object, the technical solution adopted by the present invention is as follows：
A kind of horizontal sliding bearing hydraulic system, including：Axially loaded portion, radial loaded portion, supporting part and fluid die
Block, wherein, radial direction of the radial loaded portion along subject bearing is detachably secured to the supporting part, the axial direction
Loading unit is detachably secured to the supporting part along subject bearing axial direction, testing stand by the axially loaded portion with
The radial loaded portion provides load, and motor provides power, and test is in horizontal sliding bearing, including：The fluid die
Block；
The hydraulic module, including：Load-on module, accompany examination bearing lubrication module and subject bearing lubrication module；
Wherein, the load-on module, for the loading force side to controlling the axially loaded portion and the radial loaded portion
To with loading force size；
It is described to accompany examination bearing lubrication module, for being moistened for first load bearings and second load bearings
It is sliding；
The subject bearing lubrication module, for being lubricated for subject bearing.
Optionally, the load-on module includes：Load valve group, the 3rd force feed filter, manual variable pump and the 4th oil suction
Filter；The charge valve group is connected with the axially loaded portion and the radial loaded portion respectively；It is described to load the another of valve group
One end is connected with one end of the described 3rd force feed filter, and the loading valve group is also connected with first fuel tank；
The other end of the 3rd force feed filter is connected with one end of the manual variable pump；The manual variable pump
The other end is connected with the 4th oil absorption filter；
The loading valve group, for control respectively the loading force direction in the axially loaded portion and the radial loaded portion and
Loading force size.
Optionally, the axially loaded portion includes axially loaded oil cylinder, the first load bearings and the second load bearings, described
Axially loaded oil cylinder, first load bearings and second load bearings are set for concentrically axle, first loading
Bearing, located at the both sides of the subject bearing, is connected, institute with second load bearings by shaft coupling with the subject bearing
It is concentrically axis that subject bearing, which is stated, with the load bearings, and the axially loaded oil cylinder is carried by the load bearings
For load.Optionally, the hydraulic module, including：Examination bearing lubrication module is accompanied, described accompany tries bearing lubrication module, including：
First radial direction lubrication unit, the second radial direction lubrication unit, axial lubrication unit, the first fuel tank, the first force feed filter, first
Constant displacement pump, the first oil absorption filter and the second oil absorption filter；
Wherein, first oil absorption filter is connected with described first fuel tank one end, the other end point of first fuel tank
Do not connected in the first radial direction lubrication unit, the second radial direction lubrication unit with the axial lubrication unit；Described first
Radial direction lubrication unit, the second radial direction lubrication unit and the axial lubrication unit and the one of the described first force feed filter
End connection；
The other end of the first force feed filter is connected with one end of first constant displacement pump；First constant displacement pump
The other end is connected with second oil absorption filter；
The first radial direction lubrication unit is used to be lubricated for the radial direction of first load bearings；
The second radial direction lubrication unit is used to be lubricated for the radial direction of second load bearings；
The axial lubrication unit is used to be moistened for the axial direction of first load bearings and second load bearings
It is sliding.
Optionally, the hydraulic module, including：Subject bearing lubrication module, the subject bearing lubrication module, including：
First temperature sensor, second temperature sensor, refrigerating module, flow sensor, flow control valve, second force feed filter,
Second constant displacement pump, the 3rd oil absorption filter and the second fuel tank；
First temperature sensor and the second temperature sensor are connected with the subject bearing respectively；Described first
The one end of temperature sensor and the second temperature sensor respectively with the refrigerating module is connected；The refrigerating module it is another
One end is connected with the flow sensor；The flow sensor is also connected with the flow control valve；The flow control valve
Also it is connected with second fuel tank；The one end of the flow control valve also with the described second force feed filter is connected；Described second
The one end of the other end of filter also with second constant displacement pump is pressed oil to be connected；The other end of second constant displacement pump with it is described
3rd oil absorption filter connects；
Wherein, first temperature sensor and the second temperature sensor are used for the oil-feed for detecting the subject bearing
Temperature；
The refrigerating module is used to the inlet oil temperature of the subject bearing be adjusted.
Optionally, the refrigerating module includes cooling water inlet and coolant outlet.
Optionally, the axially loaded portion includes：Pull bar and oil cylinder support member, the axially loaded bearing are fixed on described
Oil cylinder support member, the oil cylinder support member are that pull bar is parallel to the axial direction perpendicular to axially loaded portion's setting direction
The setting direction of loading unit, the oil cylinder support member both ends are slidably connected to the pull bar.
Optionally, the motor is arranged at described axially loaded portion one end, during the motor is total to the axially loaded portion
Mandrel line, the motor provide power by motor output shaft for the subject bearing, the motor with it is described be tested bearing it
Between be provided with a load bearings, the load bearings pass through bearing input shaft with the subject bearing and connected with the motor output shaft
Connect, first load bearings, second load bearings and the input shaft of the subject bearing are three sections of axles being flexibly connected
Structure.
Optionally, first load bearings, second load bearings and the input shaft of the subject bearing are straight mouth
Transition connects, and is fixed between axle and axle by dismantling jackscrew.
Optionally, in test, the motor output power to described first adds the horizontal sliding bearing hydraulic system
Bearing is carried, first load bearings, which input power to the subject bearing, the axially loaded oil cylinder, passes through described second
Load bearings input load to the subject bearing, and the oil cylinder support member, the axially loaded oil are passed back to by pull bar
Thrust caused by cylinder forms one by second load bearings, the subject bearing, the pull bar, the oil cylinder support member
Individual complete closed loop configuration.
Compared with prior art, the horizontal sliding bearing hydraulic system that the present invention uses is by being additionally arranged the hydraulic module
To be lubricated to subject bearing, also, examination bearing and the lubricant passage way of subject bearing is being accompanied to be not turned on and reach volume
In the case of constant flow, the hydraulic module can not start main motor and subject bearing loading motor, so as to be protected to each bearing shell
Shield.Also, the load-on module, accompany examination bearing lubrication module and subject bearing lubrication module three parts independently of each other, self-contained system
System, and conveniently can control and adjust, but three is again interrelated with motor and electric-control system, has complete virtual protection：
In the case where accompanying examination bearing to be not turned on subject bearing lubricating oil circuit and reach metered flow, system can not start main electricity
Machine and subject bearing loading motor, this function have good protective effect to each bearing shell.
Brief description of the drawings
Fig. 1 is the operation chart of horizontal sliding bearing hydraulic system provided by the invention；
Fig. 2 is the rotating shaft connection diagram of horizontal sliding bearing hydraulic system provided by the invention；
Fig. 3 is a kind of schematic diagram of horizontal sliding bearing test-bed provided in an embodiment of the present invention；
Fig. 4 is a kind of schematic diagram of horizontal sliding bearing hydraulic system provided in an embodiment of the present invention；
Fig. 5 is a kind of schematic diagram of hydraulic module provided in an embodiment of the present invention；
Fig. 6 is a kind of structural representation for accompanying examination bearing lubrication module provided in an embodiment of the present invention；
Fig. 7 is the schematic diagram of another hydraulic module provided in an embodiment of the present invention；
Fig. 8 is a kind of structural representation for being tested bearing lubrication module provided in an embodiment of the present invention；
Fig. 9 is the schematic diagram of another load-on module provided in an embodiment of the present invention；
Figure 10 is a kind of structural representation of load-on module provided in an embodiment of the present invention.
Embodiment
The present invention is made with reference to embodiment further in detail, intactly to illustrate.It is it should be appreciated that described herein
Embodiment be merely to illustrate and explain the present invention, be not intended to limit the invention.
For the ease of description, space relative terms can be used herein, as " ... on ", " ... top ",
" ... upper surface ", " above " etc., for describing such as a device shown in the figure or feature and other devices or spy
The spatial relation of sign.It should be appreciated that space relative terms are intended to comprising the orientation except device described in figure
Outside different azimuth in use or operation.For example, if the device in accompanying drawing is squeezed, it is described as " in other devices
It will be positioned as " under other devices or construction after the device of part or construction top " or " on other devices or construction "
Side " or " under other devices or construction ".Thus, exemplary term " ... top " can include " ... top "
" in ... lower section " two kinds of orientation.The device can also other different modes positioning (being rotated by 90 ° or in other orientation),
And respective explanations are made to the relative description in space used herein above.
As shown in figure 1, the horizontal sliding bearing experiment table of the present invention is carried out when sliding bearing is in horizontal to its performance
Experiment, motor 4 provides power for subject bearing 5 during experiment, make subject bearing 5 under the simulation nominal situation of certain rotating speed by
Power, load is provided for subject bearing 5 by axially loaded portion 1 and radial loaded portion, with experiment subject bearing 5 in simulation operating mode
Under whether normal work, and whether service behaviour meet the requirements.
Testing stand in the present embodiment is preferably integrated and on base 3, to be easy to disperse the power suffered by each part, and to each
Part plays support and fixed effect, and Environmental Support is provided for items experiment.Axially loaded portion 1, radial loaded portion 2 and electricity
Machine 4 is movably fixed on base 3, and when the gauge size for being tested bearing changes, each part of testing stand can root
It is adjusted according to its size, the testing stand being easy in the present invention is tested full-scale sliding bearing.
Movably fixed on the base 3 for the ease of each part, base 3 is provided preferably with some T-shaped mounting brackets, some
T type mounting brackets are parallel on base 3, form some chutes, are easy to each part shift position on bottom plate 3, suitable for not
With the sliding bear experiment of size, effective expansion of testing stand is realized.
Motor 4 provides power support for testing stand, and preferable motor speed is 0~4000rpm in the present embodiment.Motor is defeated
Shaft connects bearing input shaft by shaft coupling, and input shaft be three sections of axle construction, including the first load bearings 12 and second load
The load bearings input shaft 16 of bearing 13, subject bearing input shaft 17 is connected between two sections of load bearings input shafts 16, is such as schemed
Shown in 2, connected between three sections of axles by dismantling jackscrew 18, connection is crossed by directly making a slip of the tongue between three sections of axles, such setting helps
Positioned in the Fast Installation of testing stand, when changing subject bearing, need to only dismantle the dismounting jackscrew 18 of two sections of input shaft makes two sections
It is rapidly separated between axle.
Motor 4 provides power, and coordinates hydraulic power system to test the properties for being tested bearing 5, and hydraulic pressure moves
Force system is according to oil circuit feature matching design in sliding bearing, be will not be described here.
Axially loaded portion 1 specifically includes axially loaded oil cylinder 11, the first load bearings 12, the second load bearings 13, pull bar
14th, oil cylinder support member 15, load bearings input shaft 16, subject bearing input shaft 17 and dismounting jackscrew 18, wherein the first loading axis
Hold with the second load bearings located at the both sides of subject bearing 5, be fixedly connected at the trial by shaft coupling with subject bearing 5.Change
Sentence is talked about, and when the axially loaded portion in the present embodiment is run, in structure, is concentrically set successively from motor side axis
It is equipped with：First load bearings 12, shaft coupling, subject bearing 5, shaft coupling, the second load bearings 13, axially loaded oil cylinder 11, its
In the first load bearings 12, the second load bearings 13 be fixed on by support on base 3, axially loaded oil cylinder 11 is fixed on oil
The symmetrical centre of cylinder support member 15, oil cylinder support member 15 are perpendicular to axially loaded portion's setting direction.Axially loaded portion is also wrapped
14,2 pull bars 14 of pull bar parallel to axially loaded portion's setting direction are included in the both sides in axially loaded portion, by being tested bearing
Support and oil cylinder support member form the rectangular configuration of a closure, and the subject load bearings 13 of bearing 5 and second are fixed by support
In bottom plate 3, the subject support of bearing 5, the support of load bearings, the support of pull bar 14 are what is be arranged in parallel, that is to say, that branch
The setting of frame is each perpendicular to the center line in axially loaded portion, and also vertical in 90 ° with floor base 3, and such support is set just
In each part and subject bearing that support axial loading unit, the shadows such as vibrations of the elimination during working condition tests are simulated are also allowed for
Ring.
When unlatching simulation operating mode is tested, the first load bearings 12, subject bearing 5, the second load bearings 13 are defeated
Enter under the drive of axle with certain rotational speed, now axially loaded oil cylinder 11 provides load under the control of hydraulic system, axially
Load is not less than 30t.The load is transferred to subject bearing 5 by the second load bearings 13, shaft coupling, and the power of subject bearing 5 is led to
Cross pull bar 14 and be passed back to axially loaded oil cylinder 11, such design makes the capable closed loop for forming a completion, ensure that and axially adds
The load for carrying oil cylinder 11 puts on subject bearing 5, without being transferred to other testing stand components, is ensureing the premise of safety
Under improve the efficiency of the practice of operating condition of test.
Connected between load bearings and subject bearing by shaft coupling, preferably shaft coupling is flexible shaft coupling in the present embodiment
On the one hand device, shaft coupling play a part of connecting bearing, on the other hand, it is inclined that shaft coupling can digest the structure that small power is brought
Move, this cushioning effect ensure that subject bearing is tested in the presence of predetermined load capacity and loading direction, improve
The accuracy of test, and the safety in utilization of horizontal sliding bearing hydraulic system is improved, shaft coupling is easy to disassemble, can be quick
Easily dismounting subject bearing.
The both ends of oil cylinder support member 15 are slidably secured on pull bar 14, and support arm 24, one end are fixed in the one end of pull bar 14
The base support structure of corresponding support arm 24 is fixed on, such design not only ensure that horizontal sliding bearing hydraulic system exists
The support of axial direction, also slidably reciprocates on pull bar 14 for oil cylinder support member 15 and provides structural support, when the type of subject bearing 5
When number size changes, oil cylinder support member 15 slides along pull bar 14, while drives the axially loaded loading axis of oil cylinder 11 and second
Hold 13 motions, be rapidly and accurately connected subject bearing, and for be tested bearing provide it is axially loaded.
While carrying out operation in axially loaded portion 1, radial loaded portion also carries out operation at the same time, and subject bearing 5 is existed
Radially apply certain load.Radial loaded portion is arranged at the vertical lower of load bearings 5, is fixed on base, upward from base
Include radial loaded oil cylinder 21, support arm 24, installing plate 23, inner support 22 successively.Support arm 24, installing plate 23 and inner support
22 be the socket of the concyclic heart, and the bottom of support arm 24 is supported by radial loaded oil cylinder 21, and support arm both sides extend downwardly and are fixed on
Bottom plate, slide in the both sides of support arm 24 and connect installing plate 23, that is to say, that the both sides of support arm 24 are provided with chute, and installing plate 23 is set
In in chute, installing plate 23 can slide up and down in chute, while drive inner support 22 to slide up and down, so as to being tested bearing 5
Apply or stop to apply radial load.The radial load is not less than 30t, can be adjusted according to the specific requirement of subject bearing.
In the present embodiment, preferable fixed form is fixed for screw, but horizontal bearing test-bed of the present invention
Fixed form is not limited to screw and fixed, and any fixed form being fixedly connected between structure that can play all should fall into the present invention's
Within protection domain.
Further, reference picture 1, Fig. 3 are a kind of signal of horizontal sliding bearing test-bed provided in an embodiment of the present invention
Figure, reference picture 3, the horizontal sliding bearing test-bed include axially loaded portion 1, radial loaded portion 2, supporting part 6 and fluid die
Block 7, wherein, radial direction of the radial loaded portion 1 along subject bearing 5 is detachably secured to the supporting part 6, described
Axially loaded portion 1 is detachably secured to the supporting part 6 along the subject axial direction of bearing 5, and testing stand is added by the axial direction
Load portion 1 provides load with the radial loaded portion 2, and motor 4 provides power, and test is in horizontal sliding bearing；
The hydraulic module 7 is connected with motor 4, and the hydraulic module 7 is used for when the subject bearing 5 is in test shape
During state, the subject bearing 5 is lubricated.
The horizontal sliding bearing test-bed of offer is originally provided, is additionally arranged the hydraulic module to be carried out to subject bearing
Lubrication, also, in the case where accompanying the lubricant passage way of examination bearing and subject bearing to be not turned on and reach metered flow, the liquid
Die block can not start main motor and subject bearing loading motor, so as to be protected to each bearing shell.
Further, the embodiment of the present invention illustrates to the implementation of hydraulic module.
Fig. 4 is a kind of structural representation of horizontal sliding bearing hydraulic system provided by the invention, reference picture 4, the system
Including：The horizontal sliding bearing test-bed includes axially loaded portion 1, radial loaded portion 2, supporting part 6 and hydraulic module 7, its
In, radial direction of the radial loaded portion 1 along subject bearing 5 is detachably secured to the supporting part 6, and the axial direction adds
Load portion 1 is detachably secured to the supporting part 6 along the subject axial direction of bearing 5, and testing stand passes through the axially loaded portion 1
Load is provided with the radial loaded portion 2, motor 4 provides power, and test is in horizontal sliding bearing；
Further, the hydraulic module 7, including：Load-on module 70, accompany examination bearing lubrication module 71 and subject bearing
Lubricate module 72；
Wherein, the load-on module 70, for the loading to controlling the axially loaded portion 1 and the radial loaded portion 2
Force direction and loading force size；
It is described to accompany examination bearing lubrication module 71, for accompany examination bearing to be lubricated；
Specifically, this accompanies examination bearing to include the first load bearings and the second load bearings；
The subject bearing lubrication module 72, for being lubricated for subject bearing 5.
Horizontal sliding bearing hydraulic system provided in an embodiment of the present invention, by being additionally arranged the hydraulic module to quilt
Examination bearing is lubricated, also, in the feelings for accompanying the lubricant passage way of examination bearing and subject bearing to be not turned on and reach metered flow
Under condition, the hydraulic module can not start main motor and subject bearing loading motor, so as to be protected to each bearing shell.Also, should
Load-on module, accompany examination bearing lubrication module and subject bearing lubrication module three parts independently of each other, self-organizing system, and can facilitate
Control and regulation, but three is again interrelated with motor and electric-control system, has complete virtual protection：Accompanying examination bearing
In the case of being not turned on subject bearing lubricating oil circuit and reach metered flow, system can not start main motor and subject axle
Loading motor is held, this function has good protective effect to each bearing shell.
Fig. 5 is a kind of schematic diagram of hydraulic module provided in an embodiment of the present invention, reference picture 5, accompanies examination bearing lubrication module
71, described accompany tries bearing lubrication module 71, including：First radial direction lubrication unit 710, the second radial direction lubrication unit 711, axial direction
Lubrication unit 712, the first fuel tank 713, first force feed filter 714, the first constant displacement pump 715, the and of the first oil absorption filter 716
Second oil absorption filter 717；
Wherein, first oil absorption filter 716 is connected with described one end of first fuel tank 713, first fuel tank 713
The other end respectively at the first radial direction lubrication unit 710, the second radial direction lubrication unit 711 and it is described axially lubrication
Unit 712 connects；The first radial direction lubrication unit 710, the second radial direction lubrication unit 711 and the axially lubrication are single
Member 712 is connected with one end of the described first force feed filter 714；
The other end of the first force feed filter 714 is connected with one end of first constant displacement pump 715；Described first
The other end of constant displacement pump 715 is connected with second oil absorption filter 717；
The first radial direction lubrication unit 710 is used to be lubricated for the radial direction of first load bearings 12；
The second radial direction lubrication unit 711 is used to be lubricated for the radial direction of second load bearings 13；
The axial lubrication unit 712 is used for the axle for first load bearings 12 and second load bearings 13
To being lubricated.
Originally implement offer accompanies examination bearing lubrication module, and it is low pressure recycle oil circuit, by adjusting the valve of branch,
Can control lead to two oil stream amounts for accompanying test specimen totally three bearing shells (2 radial directions, 1 axial direction), facilitate under different working conditions
Adjust each bearing shell needs oil mass.
Reference picture 5, Fig. 6 be it is provided in an embodiment of the present invention it is a kind of accompany examination bearing lubrication module structural representation, reference
Fig. 6, wherein, radially lubrication is single for the lubrication of radial direction 1 first radial direction lubrication unit as above, radially 1 lubrication as above second
Member, axially axial lubrication unit, big landing fuel tank are the first fuel tank above for lubrication seat in the plane；Filter is pressed oil as above the
One force feed filter, constant displacement pump are the first constant displacement pump above；Further, reference picture 6 is understood, each lubrication is corresponding
One choke valve DV2-SN-200；This accompanies examination bearing lubrication module also to include a SR1A-A2/SV；
Fig. 7 is the schematic diagram of another hydraulic module provided in an embodiment of the present invention, hydraulic module described in reference picture 7, is wrapped
Include：Subject bearing lubrication module 72, the subject bearing lubrication module 72, including：First temperature sensor 721, second temperature
Sensor 722, refrigerating module 723, flow sensor 724, flow control valve 725, second press oil filter 726, second and quantified
Pump 727, the 3rd oil absorption filter 728 and the second fuel tank 729；
First temperature sensor 721 and the second temperature sensor 722 are connected with the subject bearing 5 respectively；
The one end of first temperature sensor and the second temperature sensor 722 respectively with the refrigerating module 723 is connected；Institute
The other end for stating refrigerating module 723 is connected with the flow sensor 724；The flow sensor 724 also with the flow control
Valve 725 processed connects；The flow control valve 725 is also connected with second fuel tank 729；The flow control valve 725 also with institute
State one end connection of the second force feed filter 726；The other end of the second force feed filter 726 is also quantitative with described second
One end connection of pump 727；The other end of second constant displacement pump 727 is connected with the 3rd oil absorption filter 728；
Wherein, first temperature sensor 721 and the second temperature sensor 722 are used to detect the subject axle
The inlet oil temperature held；
The refrigerating module 723 is used to the inlet oil temperature of the subject bearing be adjusted.
Originally the subject bearing lubrication module of offer is implemented, it uses low pressure recycle oil circuit, by an independent fuel tank (area
Not in the fuel tank for accompanying examination bearing lubrication) and oil pump, pipeline, valve system fuel feeding, lubricating oil types can be according to being tested bearing need
Ask and choose at random, not by accompany examination bearing influenceed；Independent cooling system ensure that the oil-feed of examination bearing is accompanied in its independent being different from
Temperature, there is very high system independence.
Reference picture 7, Fig. 8 be it is provided in an embodiment of the present invention it is a kind of be tested bearing lubrication module structural representation, reference
Fig. 8, it is known that, wherein temperature sensor 8272.33.2517 is respectively the first temperature sensor and second temperature sensor, is tested
Bearing lubrication is to be tested bearing；Flow sensor 150-MA-B-B1 is flow sensor；Flow control valve 2FRE16-40B/
80LB is flow control valve；It is the second force feed filter to press oil filter PLF-240x10FP；Force feed filter PLF-
240x10FP is also connected with SR1A-A2/S25V；Constant displacement pump is the second constant displacement pump above；Oil absorption filter is the 3rd oil suction above
Filter.Optionally, the refrigerating module includes cooling water inlet and coolant outlet.
Fig. 9 be another load-on module provided in an embodiment of the present invention schematic diagram, reference picture 9, the load-on module bag
Include：Load valve group the 8, the 3rd and press oil filter 80, manual variable pump 81, the 4th oil absorption filter 82；
The loading valve group 8 is connected with the axially loaded portion 1 and the radial loaded portion 2 respectively；The loading valve group
8 other end is connected with one end of the described 3rd force feed filter 80, and the sea of loading valve group 8 also connects with first fuel tank
Connect；
The other end of the 3rd force feed filter 80 is connected with one end of the manual variable pump 81；It is described to become manually
The other end of amount pump 81 is connected with the 4th oil absorption filter 82；
The loading valve group 8, for controlling the loading force direction in the axially loaded portion and the radial loaded portion respectively
With loading force size.
The load-on module that the present embodiment provides is big with commutation and servo-valve control pressure using high voltage stabilizing oil circuit
The small and direction of propulsion of oil cylinder, so as to determine final loading direction and loading force size, the oil circuit is according to the need of test bearing
Ask in the case where increase divides valve, the severe bearing of operating mode can be given to provide static pressure and jacked up, increase the test model of subject bearing
Enclose.
Reference picture 9, Figure 10 are a kind of structural representation of load-on module provided in an embodiment of the present invention, and reference picture 10 can
Know, wherein loading valve group described above includes two electro-hydraulic switching valves, respectively with radial loaded (radial loaded portion 2) and axially
Load (axially loaded portion 1) connection；Further, the loading valve group also includes two RZG0-AE-033/315/1 31；Enter one
Step, two RZG0-AE-033/315/1 31 T poles are back to big landing fuel tank, i.e. the first fuel tank respectively；Two RZG0-
AE-033/315/1 31 P poles are that the 3rd force feed filter is connected with force feed filter, are also connected with a SR1A-A2/S25V
Connect；Manual variable pump is connected with the force feed filter, and the manual variable pump also (filter with oil absorption filter by the 4th oil suction
Device) connection.
For accompanied shown in above-mentioned Fig. 5 and Fig. 6 be tested shown in examination bearing lubrication module, Fig. 7 and Fig. 8 bearing lubrication module and
Load-on module shown in Fig. 9, the three parts independently of each other, self-organizing system, and can conveniently control and regulation, but three again with master
Motor and electric-control system are interrelated, have complete virtual protection：Do not have accompanying examination bearing and subject bearing lubricating oil circuit
In the case of having opening and reaching metered flow, system can not start main motor and subject bearing loading motor, and this function is to each
Bearing shell has good protective effect.
Finally be necessary described herein be：Although patent of the present invention is disclosed as above with preferred embodiment, it is not
It is for limiting patent of the present invention, any those skilled in the art may be used in the spirit and scope for not departing from patent of the present invention
It is therefore, every to make possible variation and modification to technical solution of the present invention using the methods and technical content of the disclosure above
Without departing from the content of art solutions of the present invention, what the technical spirit according to patent of the present invention was made to above example appoints
What simple modification, equivalent variations and modification, belong to the protection domain of art solutions of the present invention.
Claims (9)
1. a kind of horizontal sliding bearing hydraulic system, including：Axially loaded portion, radial loaded portion, supporting part and hydraulic module,
Wherein, radial direction of the radial loaded portion along subject bearing is detachably secured to the supporting part, described axially loaded
Portion is detachably secured to the supporting part along subject bearing axial direction, and testing stand passes through the axially loaded portion and the footpath
Load is provided to loading unit, motor provides power, and test is in horizontal sliding bearing, it is characterised in that including：The hydraulic pressure
Module；
The hydraulic module, including：Load-on module, accompany examination bearing lubrication module and subject bearing lubrication module；
Wherein, the load-on module, for control the axially loaded portion and the radial loaded portion loading force direction and
Loading force size；
It is described to accompany examination bearing lubrication module, for being lubricated for first load bearings and second load bearings；
The subject bearing lubrication module, for being lubricated for subject bearing.
2. system according to claim 1, it is characterised in that the load-on module includes：Loading valve group, the 3rd pressed oil
Filter, manual variable pump and the 4th oil absorption filter；
The charge valve group is connected with the axially loaded portion and the radial loaded portion respectively；The other end of the loading valve group
It is connected with one end of the described 3rd force feed filter, the loading valve group is also connected with first fuel tank；
The other end of the 3rd force feed filter is connected with one end of the manual variable pump；The manual variable pump it is another
End is connected with the 4th oil absorption filter；
The loading valve group, for controlling loading force direction and the loading in the axially loaded portion and the radial loaded portion respectively
Power size.
3. horizontal sliding bearing hydraulic system according to claim 1, it is characterised in that the axially loaded portion includes axle
To load cylinder, the first load bearings and the second load bearings, the axially loaded oil cylinder, first load bearings and described
Second load bearings are set for concentrically axle, and first load bearings are located at the subject axle with second load bearings
The both sides held, it is connected by shaft coupling with the subject bearing, the subject bearing is concentrically axis with the load bearings
, the axially loaded oil cylinder provides load by the load bearings.
4. horizontal sliding bearing hydraulic system according to claim 3, it is characterised in that the hydraulic module, including：Accompany
Bearing lubrication module is tried, described accompany tries bearing lubrication module, including：First radial direction lubrication unit, the second radial direction lubrication unit, axle
To lubrication unit, the first fuel tank, the first force feed filter, the first constant displacement pump, the first oil absorption filter and the second oil absorption filter；
Wherein, first oil absorption filter is connected with described first fuel tank one end, the other end of first fuel tank respectively at
The first radial direction lubrication unit, the second radial direction lubrication unit connect with the axial lubrication unit；Described first radially
One end of lubrication unit, the second radial direction lubrication unit and the axial lubrication unit and the described first force feed filter connects
Connect；
The other end of the first force feed filter is connected with one end of first constant displacement pump；First constant displacement pump it is another
End is connected with second oil absorption filter；
The first radial direction lubrication unit is used to be lubricated for the radial direction of first load bearings；
The second radial direction lubrication unit is used to be lubricated for the radial direction of second load bearings；
The axial lubrication unit is used to be lubricated for the axial direction of first load bearings and second load bearings.
5. horizontal sliding bearing hydraulic system according to claim 3, it is characterised in that the hydraulic module, including：Quilt
Examination bearing lubrication module, the subject bearing lubrication module, including：First temperature sensor, second temperature sensor, cooling mould
Block, flow sensor, flow control valve, the second force feed filter, the second constant displacement pump, the 3rd oil absorption filter and the second fuel tank；
First temperature sensor and the second temperature sensor are connected with the subject bearing respectively；First temperature
The one end of sensor and the second temperature sensor respectively with the refrigerating module is connected；The other end of the refrigerating module with
The flow sensor connection；The flow sensor is also connected with the flow control valve；The flow control valve also with institute
State the connection of the second fuel tank；The one end of the flow control valve also with the described second force feed filter is connected；Described second pressed oil
The one end of the other end of filter also with second constant displacement pump is connected；The other end of second constant displacement pump and the 3rd oil suction
Filter connects；
Wherein, what first temperature sensor and the second temperature sensor were used to detecting the subject bearing enters oil temperature
Degree；
The refrigerating module is used to the inlet oil temperature of the subject bearing be adjusted.
6. horizontal sliding bearing hydraulic system according to claim 5, it is characterised in that the refrigerating module includes cooling
Water inlet and coolant outlet.
7. horizontal sliding bearing hydraulic system according to claim 3, it is characterised in that：The axially loaded portion includes：
Pull bar and oil cylinder support member, the axially loaded bearing are fixed on the oil cylinder support member, the oil cylinder support member be perpendicular to
Axially loaded portion's setting direction, pull bar is parallel to the setting direction in the axially loaded portion, the oil cylinder support member two
End is slidably connected to the pull bar.
8. horizontal sliding bearing hydraulic system according to claim 1, it is characterised in that：The motor is arranged at the axle
To loading unit one end, concentrically axis, the motor are described by motor output shaft to the motor with the axially loaded portion
Be tested bearing and power be provided, a load bearings are provided between the motor and the subject bearing, the load bearings with it is described
Subject bearing is connected by bearing input shaft with the motor output shaft, first load bearings, second load bearings
Input shaft with the subject bearing is three sections of axle construction being flexibly connected.
9. horizontal sliding bearing hydraulic system according to claim 5, it is characterised in that：First load bearings, institute
The input shaft that the second load bearings are stated with the subject bearing is connected directly to make a slip of the tongue to cross, and is consolidated between axle and axle by dismantling jackscrew
It is fixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710668234.7A CN107525675A (en) | 2017-08-07 | 2017-08-07 | Horizontal sliding bearing hydraulic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710668234.7A CN107525675A (en) | 2017-08-07 | 2017-08-07 | Horizontal sliding bearing hydraulic system |
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| CN107525675A true CN107525675A (en) | 2017-12-29 |
Family
ID=60680780
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710668234.7A Pending CN107525675A (en) | 2017-08-07 | 2017-08-07 | Horizontal sliding bearing hydraulic system |
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| Country | Link |
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| CN (1) | CN107525675A (en) |
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| CN109030000A (en) * | 2018-09-25 | 2018-12-18 | 湘潭大学 | A kind of high speed big load horizontal sliding bearing performance testing stand |
| CN109506935A (en) * | 2018-03-30 | 2019-03-22 | 上海大学 | A kind of high-speed rail bearing fatigue life test machine with lubricating and cooling |
| CN114323645A (en) * | 2020-09-25 | 2022-04-12 | 株洲中车时代电气股份有限公司 | Traction motor bearing testing machine |
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