CN206311335U - A kind of birotor bearing tester experimental cabin and oil recovery structure - Google Patents
A kind of birotor bearing tester experimental cabin and oil recovery structure Download PDFInfo
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- CN206311335U CN206311335U CN201621438238.3U CN201621438238U CN206311335U CN 206311335 U CN206311335 U CN 206311335U CN 201621438238 U CN201621438238 U CN 201621438238U CN 206311335 U CN206311335 U CN 206311335U
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Abstract
A kind of birotor bearing tester experimental cabin and oil recovery structure, including experiment hatchcover and armature spindle for setting test bearing for surrounding experimental cabin, armature spindle passes through experimental cabin and test bearing is located in experimental cabin, the armature spindle is made up of the inner ring armature spindle and outer ring armature spindle of hollow structure, the inner ring of test bearing is fixedly connected by lubricating sleeve under ring with inner ring armature spindle, and outer ring is fixedly connected with the experiment end of outer ring armature spindle；The experiment of the outer ring armature spindle end is cylindrical and internal diameter more than outer ring armature spindle axle body external diameter, the experiment end also from inside to outside insertion of outer ring armature spindle is provided with some back oil roads；The a plurality of helicla flute being parallel to each other is further opened with the ring on the outer wall of lubricating sleeve, its rotation direction is identical with the direction of rotation of inner ring armature spindle.The utility model is kept apart test bearing with the examination bearing of accompanying of testing machine using experiment hatchcover, and has various oil recovery structures, improves the rate of recovery of lubricating oil.
Description
Technical field
The utility model is related to bearing tester technical field, specifically a kind of birotor bearing tester experimental cabin
And oil recovery structure.
Background technology
Bearing is important, key foundation parts in equipment manufacturing, directly decides performance, reliability and the longevity of equipment
Life；Due to bearing work under bad environment, the load working condition that bears is complicated, to have long enough even to equip life cycle management exempts from
Safeguard etc., the checking of corresponding simulation operating mode must be done to bearing on testing machine during designing and developing and manufacturing,
It is research, design, manufacture and using providing reliable test data, for the design of bearing, manufacture and uses foundation is provided.
In the R＆D process of bearing, bearing test is a very important link, and particularly some sizes are larger, work
Rotating speed is higher when making, and strong rolling bearing loaded more needs to ensure that the performance of bearing reaches application by strict experiment
Standard.Traditional bearing tester is mostly the structure that outer ring or inner ring are fixed, it is impossible to operationally needed suitable for some
The bearing that Internal and external cycle is rotated simultaneously.Although also there is the application of some birotor bearing testers, universal rotating speed is low, load
Small, the size of bearing is also smaller, and the part such as lubricating system, shafting is all very easy to break down under speed conditions high, and
Because in speed test environment high, high temperature grease can outwards splash under the influence of centrifugal force, can not only increase lubricating oil
Consumption, can also cause to have a strong impact on to testpieces miscellaneous part, not only influence the accurate acquisition of testpieces test data, also hold
Easily cause the damage of miscellaneous part.
Utility model content
In order to solve deficiency of the prior art, the utility model provides a kind of birotor bearing tester experimental cabin and returns
Oily structure is received, test bearing is kept apart with other parts completely, and by setting independent centrifugation oil return apparatus and many oil returns
Road ensures the timely backflow of test bearing lubricating oil, lubricating oil can be avoided to reclaim and cause the test bearing resistance to increase not in time
Raised with temperature, it is ensured that testing machine reliability service and the accurate and effective of each collecting sensor signal measurement.
To achieve these goals, the concrete scheme that the utility model is used for：
A kind of birotor bearing tester experimental cabin and oil recovery structure, including for surround experimental cabin experiment hatchcover and
Armature spindle for setting test bearing, armature spindle is located in experimental cabin through experimental cabin and test bearing, the armature spindle by
Inner ring armature spindle and outer ring the armature spindle composition of hollow structure, the inner ring of test bearing is by lubricating sleeve under ring and inner ring armature spindle
It is fixedly connected, and outer ring is fixedly connected with the experiment end of outer ring armature spindle；The experiment end of the outer ring armature spindle it is cylindrical and
Internal diameter is more than the external diameter of outer ring armature spindle axle body, and the experiment end also from inside to outside insertion of outer ring armature spindle is provided with some oil returns
Road；The a plurality of helicla flute being parallel to each other, the rotation of its rotation direction and inner ring armature spindle are further opened with the ring on the outer wall of lubricating sleeve
Turn direction identical.
The outer ring rotor shaft experiment end and the tapered tubular of changeover portion of axle body, and turn from inner ring rotor axial outer ring
Internal diameter is gradually reduced on the direction of sub- axle.
The back oil road is obliquely installed, and is from inside to outside inclined on the direction of outer ring rotor axial inner ring armature spindle.
The experimental cabin is covered and is additionally provided with infrared temperature sensor.
The experimental cabin is covered and is additionally provided with sensor stand, contactless vibration is provided with sensor stand and is passed
Sensor and noise transducer.
The bottom of the experiment hatchcover is further opened with reclaiming oilhole, the recovered oilhole discharge experiment of lubricating oil of experiment
Cabin.
The bottom of the experiment hatchcover is also fixedly connected with lubrication oil supply disk under ring, and lubricating oil is by lubrication oil supply disk under ring
Lubricating sleeve under ring is uniformly sprayed to afterwards.
Two oil-ways arranged side by side are offered under the ring on the outer wall of lubricating sleeve, oil-way along the circumferential direction prolongs
Stretch；The inside of lubricating sleeve offers a plurality of oil spout road for axially extending under ring, and oil spout road is uniformly distributed in a circumferential direction
And be connected with lubrication oil supply disk and oil-way under ring respectively.
Two oil-ways are connected by several interface channels, and interface channel uniformly divides in a circumferential direction
Cloth, interface channel is corresponded with the oil spout road and is connected with oil spout road by several nozzle openings.
Lubricating sleeve outer wall is two-stage hierarchic structure under the ring, and the test bearing is set on lower echelon, tests axle
The inner ring for holding covers axial limiting by senior ladder and ladder, and ladder set is close to the one of outer ring armature spindle positioned at test bearing
Side；The helicla flute is U-type groove, is arranged on senior ladder.
Beneficial effect：
1st, lubrication system is identical with actual working environment under the ring that test bearing is used, to greatest extent simulation bearing reality
Operating mode；
2nd, realize being lubricated under ring by lubricating sleeve under independent ring, for the bearing of different model, it is only necessary to change relative
Lubricating sleeve under the ring answered, not only convenient disassembly, and can improve the stress collection that test bearing is produced to armature spindle is installed
In；
3rd, the experiment end of outer ring armature spindle sets multiple back oil roads, and the lubricating oil for coming is sputtered in centrifugal force from test bearing
Fall to testing in hatchcover along back oil road under effect, not only accelerate the recovery of lubricating oil, and prevent high temperature grease in,
Armature spindle hollow axle center shaft revolution at a high speed motion in outer ring causes harm；
4th, a plurality of U-shaped helicla flute is provided with lubricating sleeve under ring, the lubricating oil from test bearing outflow is in helicla flute
In the presence of accelerate oil flowing, improve test bearing inner ring radiating efficiency；
5th, the examination bearing of accompanying of test bearing and testing machine is kept apart using experiment hatchcover, it is to avoid extraneous lubricating oil is to examination
Test the influence of bearing lubrication detection.
Brief description of the drawings
Fig. 1 is overall structure diagram；
Fig. 2 is lubricating sleeve structural representation under ring.
Reference：1st, inner ring armature spindle, 2, outer ring armature spindle, 3, experiment hatchcover, 4, sensor stand, 5, back oil road,
6th, ladder set, 7, lubricating sleeve under ring, 701, nozzle opening, 702, oil-way, 703, helicla flute, 8, test bearing 8,9, infrared temperature
Degree sensor, 10, gland, 11, lubrication oil supply disk under ring, 12, reclaim oilhole, 13, oil-collecting cavity.
Specific embodiment
Implementation method of the present utility model is illustrated below according to accompanying drawing.
As shown in figure 1, a kind of birotor bearing tester experimental cabin and oil recovery structure, including for surrounding experimental cabin
Experiment hatchcover 3 and the armature spindle for setting test bearing 8, armature spindle passes through experimental cabin and test bearing 8 is located in experimental cabin.
The armature spindle is made up of the inner ring armature spindle 1 and outer ring armature spindle 2 of hollow structure, and the inner ring of test bearing 8 moistens by under ring
Sliding sleeve 7 is fixedly connected with inner ring armature spindle 1, and outer ring is fixedly connected with the experiment end of outer ring armature spindle 2；The outer ring armature spindle
2 experiment end is cylindrical and internal diameter more than the axle body of outer ring armature spindle 2 external diameter, the experiment end of outer ring armature spindle 2 is also from introversion
Outer insertion is provided with some back oil roads 5, and back oil road 5 is obliquely installed, on direction of the outer ring armature spindle 2 to inner ring armature spindle 1
From inside to outside incline.Be further opened with a plurality of helicla flute 703 being parallel to each other under the ring on the outer wall of lubricating sleeve 7, its rotation direction with
The direction of rotation of inner ring armature spindle 1 is identical.The experiment end of outer ring armature spindle 2 and the tapered tubular of changeover portion of axle body, and
It is gradually reduced from inner ring armature spindle 1 to internal diameter on the direction of outer ring armature spindle 2.
As shown in Fig. 2 the outer wall of lubricating sleeve 7 is two-stage hierarchic structure under the ring, the test bearing 8 is set in rudimentary rank
On ladder, the inner ring of test bearing 8 covers 6 axial limitings by senior ladder and ladder, and ladder set 6 is located at leaning on for test bearing 8
The side of nearly outer ring armature spindle 2.The helicla flute 703 is U-type groove, is opened under ring on the senior ladder of the outer wall of lubricating sleeve 7.
Two oil-ways 702 arranged side by side are further opened with ring on the lower echelon of the outer wall of lubricating sleeve 7, oil-way 702 is circumferentially
Direction extends, and two oil-ways 702 are connected by several interface channels, and interface channel uniformly divides in a circumferential direction
Cloth.The inside of lubricating sleeve 7 offers a plurality of oil spout road for axially extending under ring, oil spout road and two oil-ways 702 it
Between interface channel correspond, and be connected with interface channel by being opened in the nozzle opening 701 under ring on the body of lubricating sleeve 7
It is logical.One end of lubricating sleeve 7 is further opened with a cavity under ring, empty when lubricating sleeve 7 is set on inner ring armature spindle 1 under ring
Between the inwall and inner ring armature spindle 1 in chamber formed a cavity for ring-type, the cavity as lubricating sleeve under ring 7 oil-collecting cavity 13,
Oil-collecting cavity 13 is connected with oil spout road.Oil-collecting cavity 13, oil spout road, nozzle opening 701, interface channel and the common structure of oil-way 702
The lubricant passage way of the lower lubricating sleeve 7 of cyclization.
As shown in figure 1, the bottom of the experiment hatchcover 3 is also fixedly connected with lubrication oil supply disk 11 under ring, is lubricated under ring and supplied
Food tray 11 is internally provided with four road oil input channels and 9 road nozzle bores, is provided with nozzle on nozzle bore, and nozzle is towards lubricating sleeve under ring 7
Oil-collecting cavity 13.The oil-collecting cavity 13 of lubricating oil lubricating sleeve 7 under uniformly spraying into ring after lubrication oil supply disk 11 under ring, then in ring
When lower lubricating sleeve 7 rotates, under the influence of centrifugal force according to this by oil spout road, nozzle opening 701, interface channel and oil-way
Enter test bearing 8 after 702, test bearing 8 is lubricated.Using multichannel oil-feed and multichannel oil spout, it is ensured that ejection
It is all balanced per the oil mass of lubricating oil, speed all the way, and then the lubricating oil under ring on lubricating sleeve 7 is evenly distributed, it is also convenient for basis
Different tests bearing 8 requires to be adjusted to the different of lubricants capacity, while, moreover it is possible to make overall mechanical structure compacter,
Easy disassembly and debugging.
In process of the test, after lubricating oil is lubricated to test bearing 8, is sputtered from raceway and, flowed into
The lubricating oil on the right side of test bearing 8 in the presence of inner and outer Rotator axle centrifugal force, the back oil road 5 set from outer ring armature spindle 2
Pump is to experimental cabin；The lubricating oil for flowing into the left side of test bearing 8 is fast in the presence of inner and outer Rotator axle centrifugal force and helicla flute 703
Speed leaves test bearing 8.This process accelerates lubricating oil and leaves test bearing 8, prevents high temperature grease to the He of test bearing 8
Inside and outside shafting carries out a series of harm that high-temperature heating brings.
Lubricating sleeve 7 can make Multiple Type in the case where internal diameter is constant according to the experiment of different model bearing under ring,
Realize that same testing machine does various bearing tests, the test tool lead time can be greatly shortened, reduce the cost of experiment.
The bottom of the experiment hatchcover 3 is further opened with reclaiming oilhole 12, and the recovered oilhole 12 of lubricating oil of experiment is discharged
Experimental cabin.Under oil recovery structure function, lubricated lubricating oil is flown on the side wall of experiment hatchcover 3, under gravity
Free-falling, is flowed out by reclaiming oilhole 12 from experimental cabin.Oil gas treating device can be set on experiment hatchcover 3, to discharge
Waste gas oil gas the treatment such as filtered, adsorbed, reach and discharge after discharge standard, can avoid polluting environment, can also protect
The health of testing crew.
Infrared temperature sensor 9 and sensor stand 4 are additionally provided with the experiment hatchcover 3, are set on sensor stand 4
It is equipped with contactless vibrating sensor and noise transducer.The sensor of each monitoring uses the contactless biography of high temperature resistant
Sensor, not only install, convenient disassembly, and with process of the test in high pollution environment separation, ensure monitoring information accurately may be used
By while, additionally it is possible to prevent sensor be subject to oil vapour pollution and cause failure.
Claims (10)
1. a kind of birotor bearing tester experimental cabin and oil recovery structure, including for surrounding the experiment hatchcover of experimental cabin（3）
With for setting test bearing（8）Armature spindle, armature spindle pass through experimental cabin and test bearing（8）In experimental cabin, it is special
Levy and be：The armature spindle by hollow structure inner ring armature spindle（1）With outer ring armature spindle（2）Composition, test bearing（8）It is interior
Circle is by lubricating sleeve under ring（7）With inner ring armature spindle（1）It is fixedly connected, and outer ring and outer ring armature spindle（2）Experiment end fix
Connection；
The outer ring armature spindle（2）Experiment end is cylindrical and internal diameter is more than outer ring armature spindle（2）The external diameter of axle body, outer ring turns
Sub- axle（2）The also from inside to outside insertion of experiment end be provided with some back oil roads（5）；
Lubricating sleeve under the ring（7）Outer wall on be further opened with a plurality of helicla flute being parallel to each other（703）, its rotation direction and inner ring turn
Sub- axle（1）Direction of rotation it is identical.
2. a kind of birotor bearing tester experimental cabin as claimed in claim 1 and oil recovery structure, it is characterised in that：It is described
Outer ring armature spindle（2）Experiment end and the tapered tubular of changeover portion of axle body, and from inner ring armature spindle（1）To outer ring armature spindle
（2）Direction on internal diameter be gradually reduced.
3. a kind of birotor bearing tester experimental cabin as claimed in claim 1 and oil recovery structure, it is characterised in that：It is described
Back oil road（5）It is obliquely installed, in outer ring armature spindle（2）To inner ring armature spindle（1）Direction on from inside to outside incline.
4. a kind of birotor bearing tester experimental cabin as claimed in claim 1 and oil recovery structure, it is characterised in that：It is described
Experiment hatchcover（3）On be additionally provided with infrared temperature sensor（9）.
5. a kind of birotor bearing tester experimental cabin as claimed in claim 1 and oil recovery structure, it is characterised in that：It is described
Experiment hatchcover（3）On be additionally provided with sensor stand（4）, in sensor stand（4）On be provided with contactless vibrating sensing
Device and noise transducer.
6. a kind of birotor bearing tester experimental cabin as claimed in claim 1 and oil recovery structure, it is characterised in that：It is described
Experiment hatchcover（3）Bottom be further opened with reclaim oilhole（12）, the recovered oilhole of lubricating oil of experiment（12）Discharge experimental cabin.
7. a kind of birotor bearing tester experimental cabin as claimed in claim 1 and oil recovery structure, it is characterised in that：It is described
Experiment hatchcover（3）Bottom be also fixedly connected with lubrication oil supply disk under ring（11）, lubricating oil is by lubrication oil supply disk under ring（11）
Lubricating sleeve under ring is uniformly sprayed to afterwards（7）.
8. a kind of birotor bearing tester experimental cabin as claimed in claim 7 and oil recovery structure, it is characterised in that：It is described
Lubricating sleeve under ring（7）Outer wall on offer two oil-ways arranged side by side（702）, oil-way（702）Along the circumferential direction prolong
Stretch；The lubricating sleeve under ring（7）Inside offer a plurality of oil spout road for axially extending, oil spout road uniformly divides in a circumferential direction
Cloth and respectively with lubrication oil supply disk under ring（11）And oil-way（702）It is connected.
9. a kind of birotor bearing tester experimental cabin as claimed in claim 8 and oil recovery structure, it is characterised in that：It is described
Two oil-ways（702）It is connected by several interface channels, interface channel is uniformly distributed in a circumferential direction, connection is logical
Road is corresponded and by several nozzle openings with the oil spout road（701）It is connected with oil spout road.
10. a kind of birotor bearing tester experimental cabin as claimed in claim 1 and oil recovery structure, it is characterised in that：Institute
State lubricating sleeve under ring（7）Outer wall is two-stage hierarchic structure, the test bearing（8）It is set on lower echelon, test bearing（8）
Inner ring pass through senior ladder and ladder set（6）Axial limiting, and ladder set（6）Positioned at test bearing（8）Near outer ring rotor
Axle（2）Side；The helicla flute（703）It is U-type groove, is arranged on senior ladder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621438238.3U CN206311335U (en) | 2016-12-26 | 2016-12-26 | A kind of birotor bearing tester experimental cabin and oil recovery structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621438238.3U CN206311335U (en) | 2016-12-26 | 2016-12-26 | A kind of birotor bearing tester experimental cabin and oil recovery structure |
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| Publication Number | Publication Date |
|---|---|
| CN206311335U true CN206311335U (en) | 2017-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621438238.3U Active CN206311335U (en) | 2016-12-26 | 2016-12-26 | A kind of birotor bearing tester experimental cabin and oil recovery structure |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106525432A (en) * | 2016-12-26 | 2017-03-22 | 河南科技大学 | Dual-rotor bearing testing machine test cabin and recovered oil structure |
| CN108254150A (en) * | 2017-12-08 | 2018-07-06 | 中国北方发动机研究所(天津) | A kind of bearing impact experimental rig loaded |
| CN113899539A (en) * | 2021-09-30 | 2022-01-07 | 清华大学 | Dual-rotor bearing cartridge receiver experiment system |
-
2016
- 2016-12-26 CN CN201621438238.3U patent/CN206311335U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106525432A (en) * | 2016-12-26 | 2017-03-22 | 河南科技大学 | Dual-rotor bearing testing machine test cabin and recovered oil structure |
| CN108254150A (en) * | 2017-12-08 | 2018-07-06 | 中国北方发动机研究所(天津) | A kind of bearing impact experimental rig loaded |
| CN113899539A (en) * | 2021-09-30 | 2022-01-07 | 清华大学 | Dual-rotor bearing cartridge receiver experiment system |
| CN113899539B (en) * | 2021-09-30 | 2023-01-20 | 清华大学 | Dual-rotor bearing cartridge receiver experiment system |
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