CN107462419A - A kind of property test platform for water-lubricated dynamic thrust-journal plain bearing - Google Patents
A kind of property test platform for water-lubricated dynamic thrust-journal plain bearing Download PDFInfo
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- CN107462419A CN107462419A CN201710700519.4A CN201710700519A CN107462419A CN 107462419 A CN107462419 A CN 107462419A CN 201710700519 A CN201710700519 A CN 201710700519A CN 107462419 A CN107462419 A CN 107462419A
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- thrust
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- dynamical pressure
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- pressure radial
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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
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- General Physics & Mathematics (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
- Sliding-Contact Bearings (AREA)
Abstract
The present invention relates to sliding bearing performance test field,More particularly to a kind of property test platform for water-lubricated dynamic thrust-journal plain bearing,It can bear radial and axial load simultaneously,Meet the test request of water-lubricated slide bearing,Water-lubricated slide bearing is installed on main shaft,Dynamical pressure radial bearing holder (housing, cover) is loaded on main shaft and is fixedly connected with dynamical pressure radial thrust bearing base inner surface,Hydrodynamic thrust bearing connection dynamical pressure radial thrust shaft block one end,Thrust disc corresponding with hydrodynamic thrust bearing is installed on main shaft,The dynamical pressure radial thrust shaft block other end is provided with the first displacement transducer of radial arrangement and corresponding main shaft,Outer casing inner wall is provided with the second displacement sensor of axial arranged and corresponding thrust disc,The water filling port run through is correspondingly provided with dynamical pressure radial thrust shaft block and dynamical pressure radial bearing,Dynamical pressure radial thrust shaft block connects radial loaded cylinder,Spindle end close to thrust disc side connects axially loaded cylinder.
Description
Technical field
The present invention relates to sliding bearing performance test field, is used for water-lubricated dynamic radical-thrust more particularly to one kind and slides
The property test platform of dynamic bearing.
Background technology
Compare has pollution-free, material saving, low cost, simple in construction, section with oil lubrication sliding bearing, water-lubricated slide bearing
The advantages such as energy environmental protection.Therefore this technology has caused common concern, there is quite varied application prospect in many fields.But water moistens
The current still more young problem of sliding sliding bearing, material type selecting, design ginseng from the theoretical research of lubrication mechanism to reality
Number, process modification innovation, have the problem of a large amount of to go to study.And water lubrication thrust-journal plain bearing performance test stand is then this
Item research creates basic platform, has important practical significance to the structure and performance for improving water-lubricated slide bearing.
Water-lubricated slide bearing is divided into bush(ing) bearing and plain thrust bearing from bearing load direction.In numerous rotations
Turn in machinery industry, sliding bearing is often subject to complicated alternation, radially adds the load of axial direction；And hydrodynamic bearing is relative to static pressure
Bearing, simple in construction, strong adaptability, lubricating system are more simple.And domestic in general sliding bearing experimental platform is mainly at present
Oil lubrication, the testing stand of water lubrication is relatively fewer, and testing stand bears the performance of radial load just for water-lubricated slide bearing
Test.The radially water-lubricated dynamic sliding bearing experimental platform with axial load can be born simultaneously by all not having at present.
The content of the invention
In order to solve the above problems, the invention provides a kind of performance for water-lubricated dynamic thrust-journal plain bearing
Test bed, it can bear radial and axial load simultaneously, meet the test request of water-lubricated slide bearing.
Its technical scheme is such：A kind of performance test for water-lubricated dynamic thrust-journal plain bearing
Platform, it includes shell, and main shaft is provided with the shell, water-lubricated slide bearing is provided with the main shaft, it is characterised in that
The water-lubricated slide bearing includes dynamical pressure radial bearing and hydrodynamic thrust bearing, and the dynamical pressure radial bearing holder (housing, cover) is loaded on the master
Axle is simultaneously fixedly connected with dynamical pressure radial thrust bearing base inner surface, and the hydrodynamic thrust bearing connects the dynamical pressure radial thrust bearing
Seat one end, is provided with thrust disc corresponding with the hydrodynamic thrust bearing, the dynamical pressure radial thrust shaft block on the main shaft
The other end is provided with the first displacement transducer of radial arrangement and the corresponding main shaft, and the outer casing inner wall is provided with axial arranged
And the second displacement sensor of the thrust disc is corresponded to, it is right on the dynamical pressure radial thrust shaft block and the dynamical pressure radial bearing
The water filling port run through should be provided with, the dynamical pressure radial thrust shaft block connects radial loaded cylinder, close to the thrust disc side
The spindle end connects axially loaded cylinder, and the main shaft other end connects drive mechanism, the institute close to the drive mechanism side
State the support block that the corresponding dynamical pressure radial thrust shaft block is provided with outer casing inner wall.
It is further characterized by, and the main shaft both ends are all connected with grease lubrication cylinder roller bearing, close to the driving machine
The grease lubrication cylinder roller bearing both sides of structure one end are respectively arranged with labyrinth seal, the grease lubrication cylinder of the other end
Labyrinth seal is provided with the inside of roller bearing, outside is provided with grease lubrication deep groove ball bearing, the axially loaded cylinder connection institute
State grease lubrication deep groove ball bearing；
First temperature sensor is installed on the dynamical pressure radial bearing, second temperature biography is installed on the hydrodynamic thrust bearing
Sensor；
It is interference fitted between the dynamical pressure radial bearing and the dynamical pressure radial thrust shaft block；
The junction of the dynamical pressure radial thrust shaft block and the hydrodynamic thrust bearing is spherical structure and consolidated by stop pin
Fixed connection；
First displacement transducer includes at least two；
The drive device includes variable-frequency motor, and the variable-frequency motor is sequentially connected with torque and speed sensorses and master by shaft coupling
Axle, the shell and the torque and speed sensorses are fixedly connected with L shaped plate, and the L shaped plate and the variable-frequency motor are respectively mounted
In on chassis；
The support block includes in rectangular layout four.
Using the testing stand of the present invention, after water filling port water filling, water flows through gap between dynamical pressure radial bearing and main shaft, dynamic
Press the gap between thrust bearing and thrust disc, radial loaded cylinder loading radial load, by dynamical pressure radial thrust shaft block and
Dynamical pressure radial bearing passes to main shaft, and axially loaded cylinder loads axial load, passes to hydrodynamic thrust bearing by thrust disc, most
Supported eventually by support block, the detection radial displacement of the first displacement transducer, second displacement sensor detection axial displacement, you can with
Radial and axial load is born simultaneously, meets the test request of water-lubricated slide bearing.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is present invention connection drive mechanism schematic diagram；
Fig. 3 be in Fig. 1 A-A to sectional view.
Embodiment
See Fig. 1, Fig. 2, shown in Fig. 3, a kind of property test platform for water-lubricated dynamic thrust-journal plain bearing,
It includes shell 1, and main shaft 2 is provided with shell 1, and water-lubricated slide bearing is provided with main shaft 2, and water-lubricated slide bearing includes
Dynamical pressure radial bearing 3 and hydrodynamic thrust bearing 11, dynamical pressure radial bearing 3 are set in main shaft 2 and are fixedly connected with dynamical pressure radial thrust
The inner surface of bearing block 4, hydrodynamic thrust bearing 11 connect the one end of dynamical pressure radial thrust shaft block 4, are provided with main shaft 2 and stop with dynamic pressure
Thrust disc 8 corresponding to thrust bearing 11, the other end of dynamical pressure radial thrust shaft block 4 are provided with the of radial arrangement and corresponding main shaft 2
One displacement transducer 6, the inwall of shell 1 are provided with the second displacement sensor 10 of axial arranged and corresponding thrust disc 8, dynamical pressure radial
The water filling port 5 run through is correspondingly provided with thrust shaft block 4 and dynamical pressure radial bearing 3, the connection of dynamical pressure radial thrust shaft block 4 is radially
Cylinder 13 is loaded, axially loaded cylinder 12, the other end of main shaft 2 connection drive mechanism is connected close to the end of main shaft 2 of the side of thrust disc 8, leans on
The support block 15 of four corresponding dynamical pressure radial thrust shaft blocks 4 is installed on the inwall of shell 1 of nearly drive mechanism side.
The both ends of main shaft 2 are all connected with grease lubrication cylinder roller bearing 16, the grease lubrication cylindrical roller close to drive mechanism one end
The both sides of bearing 16 are respectively arranged with labyrinth seal 17, and it is close to be provided with labyrinth on the inside of the grease lubrication cylinder roller bearing 16 of the other end
Seal 17, outside are provided with grease lubrication deep groove ball bearing 18, ensure the Positive rotational of sealing and main shaft 2, axially loaded cylinder 12
Grease lubrication deep groove ball bearing 18 is connected, for transmitting load to thrust disc 8, and is ultimately transferred to hydrodynamic thrust bearing 11.
First temperature sensor 9 installed is fixed on dynamical pressure radial bearing 3 on dynamical pressure radial thrust shaft block 4, and dynamic pressure stops
Second temperature sensor 19 is installed, for dynamical pressure radial bearing 3 in monitoring test and hydrodynamic thrust bearing 11 on thrust bearing 11
Temperature
It is interference fitted between dynamical pressure radial bearing 3 and dynamical pressure radial thrust shaft block 4, ensures both reliable fixations.
The junction of dynamical pressure radial thrust shaft block 4 and hydrodynamic thrust bearing 11 is spherical structure and consolidated by stop pin 7
Fixed connection, effectively prevent and relatively rotated between hydrodynamic thrust bearing 11 and dynamical pressure radial thrust shaft block 4.
First displacement transducer 6 includes two, coordinates second displacement sensor 10, for level monitoring and vertical two sides
To displacement, it is ensured that measurement accuracy.
Drive mechanism includes variable-frequency motor 14, and variable-frequency motor 14 is sequentially connected with torque and speed sensorses 21 by shaft coupling 20
With main shaft 2, shell 1 and torque and speed sensorses 21 are fixedly connected with L shaped plate 22, and L shaped plate 22 and variable-frequency motor 14 are mounted on
On chassis 23, the electrodeless regulation of the rotating speed of main shaft 2 is realized by variable-frequency motor 14.
By the water filling of water filling port 5, as the lubricant medium of whole experiment process, radial load passes through radial loaded cylinder body 13
Electrodeless loading is carried out, load passes to dynamic main shaft 2 by the dynamical pressure radial thrust shaft block 4 and dynamical pressure radial bearing 3 of static state；
And loaded for axial test, axially loaded cylinder 12, it will be carried by the thrust disc 8 on grease lubrication deep groove ball bearing 18, main shaft 2
Lotus is applied on hydrodynamic thrust bearing 11, and axial load finally is passed into support block 15 to support by radial-thrust bearing seat 4.
This test bench location is used for different water-lubricated dynamic radial-thrust bearings（Such as friction pair material, wedge structure is not
On an equal basis）Tested under increasingly complex, the more close real operating mode of variable speed varying load, and be directed to what is monitored in experiment
Data Analysis Services, authentic and valid information is provided for follow-up improvement and innovation.
Claims (8)
1. a kind of property test platform for water-lubricated dynamic thrust-journal plain bearing, it includes shell, the shell
Main shaft is inside provided with, water-lubricated slide bearing is installed on the main shaft, it is characterised in that the water-lubricated slide bearing includes
Dynamical pressure radial bearing and hydrodynamic thrust bearing, the dynamical pressure radial bearing holder (housing, cover), which is loaded on the main shaft and is fixedly connected with dynamical pressure radial, to be stopped
Push shaft socketed inner surface, the hydrodynamic thrust bearing connect described dynamical pressure radial thrust shaft block one end, installed on the main shaft
Have a thrust disc corresponding with the hydrodynamic thrust bearing, the dynamical pressure radial thrust shaft block other end be provided with radial arrangement and
First displacement transducer of the corresponding main shaft, the outer casing inner wall are provided with the second of the axial arranged and corresponding thrust disc
The water filling port run through, institute are correspondingly provided with displacement transducer, the dynamical pressure radial thrust shaft block and the dynamical pressure radial bearing
Dynamical pressure radial thrust shaft block connection radial loaded cylinder is stated, the spindle end connection close to the thrust disc side is axially loaded
Cylinder, the main shaft other end connect drive mechanism, are provided with the outer casing inner wall of the drive mechanism side correspondingly
The support block of the dynamical pressure radial thrust shaft block.
2. a kind of property test platform for water-lubricated dynamic thrust-journal plain bearing according to claim 1,
Characterized in that, the main shaft both ends are all connected with grease lubrication cylinder roller bearing, the fat close to described drive mechanism one end
Lubrication cylinder roller bearing both sides are respectively arranged with labyrinth seal, are set on the inside of the grease lubrication cylinder roller bearing of the other end
It is equipped with labyrinth seal, outside is provided with grease lubrication deep groove ball bearing, the axially loaded cylinder connection grease lubrication deep-groove ball
Bearing.
3. a kind of property test platform for water-lubricated dynamic thrust-journal plain bearing according to claim 1,
Characterized in that, being provided with the first temperature sensor on the dynamical pressure radial bearing, is provided with the hydrodynamic thrust bearing
Two temperature sensors.
4. a kind of property test platform for water-lubricated dynamic thrust-journal plain bearing according to claim 1,
Characterized in that, it is interference fitted between the dynamical pressure radial bearing and the dynamical pressure radial thrust shaft block.
5. a kind of property test platform for water-lubricated dynamic thrust-journal plain bearing according to claim 1,
Characterized in that, the junction of the dynamical pressure radial thrust shaft block and the hydrodynamic thrust bearing is for spherical structure and by anti-
Ship and resell on another market and be fixedly connected.
6. a kind of property test platform for water-lubricated dynamic thrust-journal plain bearing according to claim 3,
Characterized in that, first displacement transducer includes at least two.
7. a kind of property test platform for water-lubricated dynamic thrust-journal plain bearing according to claim 1,
Characterized in that, the drive device includes variable-frequency motor, the variable-frequency motor is sequentially connected with rotational speed and torque by shaft coupling and passed
Sensor and main shaft, the shell and the torque and speed sensorses are fixedly connected with L shaped plate, the L shaped plate and the variable-frequency electric
Machine is mounted on chassis.
8. a kind of property test platform for water-lubricated dynamic thrust-journal plain bearing according to claim 1,
Characterized in that, the support block includes in rectangular layout four.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710700519.4A CN107462419B (en) | 2017-08-16 | 2017-08-16 | Performance test bench for water lubrication dynamic pressure radial thrust sliding bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710700519.4A CN107462419B (en) | 2017-08-16 | 2017-08-16 | Performance test bench for water lubrication dynamic pressure radial thrust sliding bearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107462419A true CN107462419A (en) | 2017-12-12 |
| CN107462419B CN107462419B (en) | 2023-08-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710700519.4A Active CN107462419B (en) | 2017-08-16 | 2017-08-16 | Performance test bench for water lubrication dynamic pressure radial thrust sliding bearing |
Country Status (1)
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| CN (1) | CN107462419B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109141880A (en) * | 2018-11-09 | 2019-01-04 | 无锡压缩机股份有限公司 | A kind of slide thrust bearing property test platform ontology |
| CN109238697A (en) * | 2018-08-16 | 2019-01-18 | 东南大学 | A kind of rotor-bearing system for high speed water lubrication hydrodynamic bearing performance test |
| CN109655264A (en) * | 2018-12-17 | 2019-04-19 | 武汉理工大学 | Hydrodynamic lubrication Thrust Bearing Test Rig and observation method |
| CN109946079A (en) * | 2019-03-14 | 2019-06-28 | 济南益华摩擦学测试技术有限公司 | A kind of water-lubricated slide bearing friction abrasion tester |
| CN111896390A (en) * | 2019-05-06 | 2020-11-06 | 黄国轩 | Thermal elongation measuring device |
| CN113720607A (en) * | 2021-08-12 | 2021-11-30 | 浙江大学 | Thrust sliding bearing dynamic characteristic testing device based on non-contact electromagnetic vibration exciter |
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| US6250808B1 (en) * | 1998-11-20 | 2001-06-26 | Nidec Corporation | Motor having a plurality of dynamic pressure bearings |
| JP2010122154A (en) * | 2008-11-21 | 2010-06-03 | Kayaba System Machinery Kk | Rocking rotation testing device |
| CN203502222U (en) * | 2013-10-18 | 2014-03-26 | 北京交通大学 | Oil film bearing test stand |
| CN203772858U (en) * | 2014-04-04 | 2014-08-13 | 云南省交通规划设计研究院 | Loadable mobile side wall for roadbed slope three-dimensional mould test platform |
| CN205538214U (en) * | 2016-04-22 | 2016-08-31 | 浙江科技学院 | Car manual gear shifting ware closed test device |
| CN207516029U (en) * | 2017-08-16 | 2018-06-19 | 无锡锡压压缩机有限公司 | For the property test platform of water-lubricated dynamic thrust-journal plain bearing |
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Patent Citations (6)
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| US6250808B1 (en) * | 1998-11-20 | 2001-06-26 | Nidec Corporation | Motor having a plurality of dynamic pressure bearings |
| JP2010122154A (en) * | 2008-11-21 | 2010-06-03 | Kayaba System Machinery Kk | Rocking rotation testing device |
| CN203502222U (en) * | 2013-10-18 | 2014-03-26 | 北京交通大学 | Oil film bearing test stand |
| CN203772858U (en) * | 2014-04-04 | 2014-08-13 | 云南省交通规划设计研究院 | Loadable mobile side wall for roadbed slope three-dimensional mould test platform |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109238697A (en) * | 2018-08-16 | 2019-01-18 | 东南大学 | A kind of rotor-bearing system for high speed water lubrication hydrodynamic bearing performance test |
| CN109141880A (en) * | 2018-11-09 | 2019-01-04 | 无锡压缩机股份有限公司 | A kind of slide thrust bearing property test platform ontology |
| CN109141880B (en) * | 2018-11-09 | 2024-02-20 | 神钢无锡压缩机股份有限公司 | Sliding thrust bearing performance test bench body |
| CN109655264A (en) * | 2018-12-17 | 2019-04-19 | 武汉理工大学 | Hydrodynamic lubrication Thrust Bearing Test Rig and observation method |
| CN109655264B (en) * | 2018-12-17 | 2020-06-19 | 武汉理工大学 | Liquid lubrication thrust bearing test bed and observation method |
| CN109946079A (en) * | 2019-03-14 | 2019-06-28 | 济南益华摩擦学测试技术有限公司 | A kind of water-lubricated slide bearing friction abrasion tester |
| CN109946079B (en) * | 2019-03-14 | 2023-11-28 | 济南益华摩擦学测试技术有限公司 | Friction and wear testing machine for water-lubricated sliding bearing |
| CN111896390A (en) * | 2019-05-06 | 2020-11-06 | 黄国轩 | Thermal elongation measuring device |
| CN113720607A (en) * | 2021-08-12 | 2021-11-30 | 浙江大学 | Thrust sliding bearing dynamic characteristic testing device based on non-contact electromagnetic vibration exciter |
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|---|---|
| CN107462419B (en) | 2023-08-29 |
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