CN207145447U - Thrust bearing - Google Patents
Thrust bearing Download PDFInfo
- Publication number
- CN207145447U CN207145447U CN201721060387.5U CN201721060387U CN207145447U CN 207145447 U CN207145447 U CN 207145447U CN 201721060387 U CN201721060387 U CN 201721060387U CN 207145447 U CN207145447 U CN 207145447U
- Authority
- CN
- China
- Prior art keywords
- thrust bearing
- retainer
- roller
- engagement
- top plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Rolling Contact Bearings (AREA)
Abstract
The utility model discloses a kind of thrust bearing.The thrust bearing includes top plate, bottom plate and the retainer between the top plate and the bottom plate, and the retainer includes multiple engagement cylinders to interfix；The axis of multiple engagement cylinders is located at datum plane；The axis of multiple engagement cylinders intersects at benchmark intersection point；The rotation axis of the retainer is by the benchmark intersection point and perpendicular to the datum plane, the rotation axis coincident of the rotation axis of the top plate and the retainer；The roller rotated using the axis of the engagement cylinder as axle is mounted on each engagement cylinder, each roller is connected between the top plate and the bottom plate.Using the utility model, the installation of roller can be easily realized, prevents from damaging the rolling face of roller in installation process；Prevent simultaneously in thrust bearing running, the roller damages because of sliding friction, extends the service life of thrust bearing.
Description
Technical field
It the utility model is related to technical field of mechanical transmission, more particularly to a kind of thrust bearing.
Background technology
Thrust bearing is widely used in technical field of mechanical transmission, is mainly used in bearing axial load.Fig. 1 is prior art
The structural representation of middle thrust bearing；As shown in figure 1, thrust bearing includes blowout patche 3 ', seat ring 4 ', retainer 1 ' and multiple
Raceway is offered on roller 2 ', the blowout patche 3 ' and the seat ring 4 ', the retainer 1 ' above offers multiple roller chambers,
Multiple rollers 2 ' are arranged in multiple roller chambers correspondingly, and the retainer 1 ' equipped with the roller 2 ' is located at institute
State between blowout patche 3 ' and the seat ring 4 ', multiple rollers 2 ' are connected between two raceways.During use, institute
Seat ring 4 ' is stated to be fixed in support, the blowout patche 3 ' and rotary shaft match merge together with rotate, multiple rollers 2 ' are along the rolling
Road rolls.
The retainer 1 ' is used to separate on multiple rollers 2 ', and guides the roller 2 ' relative to two rollings
Road rolls.In the prior art, to keep the stable operation of roller 2 ' and good assembling, the roller 2 ' and the roller chamber it
Between only exist less gap, on the one hand, in the process of running, between the roller chamber and the roller 2 ' produce slide meeting
Damage rolling face (rolling surface of i.e. described roller), cause thrust bearing to fail；On the other hand, the installation difficulty of roller 2 ' is larger,
Rolling face is also easily damaged in installation process.
Utility model content
The utility model provides a kind of thrust bearing, it is intended to prevents thrust bearing in the process of running, retainer and roller
Between produce slide damage rolling face, prevent thrust bearing from failing；The installation difficulty of roller is reduced simultaneously, avoids damaging in installation process
Hinder rolling face, so as to solve problems of the prior art.
Thrust bearing provided by the utility model include top plate, bottom plate and positioned at the top plate and the bottom plate it
Between retainer, the retainer includes multiple engagement cylinders, and multiple engagement cylinders interfix；Multiple engagement circles
The axis of post is generally aligned in the same plane, plane on the basis of the plane；The axis of multiple engagement cylinders intersects at same point, the point
On the basis of intersection point；The rotation axis of the retainer is by the benchmark intersection point and perpendicular to the datum plane, the top plate
Rotation axis and the retainer rotation axis coincident；It is mounted on each engagement cylinder with the engagement cylinder
Axis be roller that axle rotates, each roller is connected between the top plate and the bottom plate.
Further, the head end that cylinder is engaged described in any two is fixedly connected.
Further, the angle between two of the arbitrary neighborhood engagement cylinders is equal.
Further, it is provided between two of the arbitrary neighborhood engagement cylinders for connecting the two engagement cylinder cylinders
Connecting plate.
Further, lightening hole or lightening grooves are opened up on each connecting plate.
Further, the top plate is towards the first annular rail offered on the face of the retainer for the roller rolls
Road, the bottom plate is towards the second circular orbit offered on the face of the retainer for the roller rolls.
Further, the thrust bearing also includes the lug boss being fixedly connected with the retainer, and the lug boss is relative
The datum plane is raised, and the first groove with lug boss interference fit is offered on the top plate.
Further, the thrust bearing also includes the rotary shaft that is fixedly connected with the retainer, and the rotary shaft is along institute
The rotation axis for stating retainer is set, and relatively described datum plane is raised；Offered on the bottom plate and the rotation between centers
The second groove that gap coordinates.
Further, each roller offers the peace being engaged with the engagement cylinder along its rotation axis direction
Hole is filled, multiple rollers are arranged on multiple engagement cylinders correspondingly by the mounting hole；Connect described in each
Close cylinder and open up the first lubrication hole from its head end end face along its tail end direction, offered on the cylinder of each engagement cylinder to
Few second lubrication hole, the mounting hole are conducted by second lubrication hole and first lubrication hole；The projection
Portion offers the 3rd lubrication hole being conducted with any one of first lubrication hole from its end face, offered on the top plate with
The 4th lubrication hole that 3rd lubrication hole is conducted.
Preferably, the thrust bearing also includes multiple axis plays for preventing the roller along the engagement cylinder that are used for
Spacing ring, multiple spacing rings correspondingly be arranged on it is multiple it is described engagement cylinders on.
Using the utility model, by setting multiple engagement cylinders, the installation of roller can be easily realized, is prevented
The rolling face of roller is damaged in installation process；Prevent simultaneously in thrust bearing running, the retainer and the roller
Between produce and slide damage rolling face, extend the service life of thrust bearing；By setting the connecting plate, the guarantor ensure that
Hold the structural stability of frame；By setting the lug boss, it ensure that the retainer is same with the top plate in the process of running
Step rotation；By setting the rotary shaft, avoid the retainer and play occurs with the bottom plate in the process of running；Pass through
First lubrication hole, second lubrication hole, the 3rd lubrication hole and the 4th lubrication hole are set, ensure that institute
Lubricated at the time of stating roller in the process of running, extend the service life of thrust bearing；By setting the spacing ring, prevent
Play occurs in the process of running for the roller.
Brief description of the drawings
Preferred embodiment in the utility model will be described in detail by accompanying drawing below, it will help understand of the present utility model
Objects and advantages, wherein:
Fig. 1 is the structural representation of thrust bearing in the prior art；
Fig. 2 is the structural representation of the utility model preferred embodiment retainer；
Fig. 3 is the assembling schematic diagram of retainer and roller in the utility model preferred embodiment；
Fig. 4 is the structural representation of the utility model preferred embodiment thrust bearing.
Embodiment
Mention in this manual or may mention up, down, left, right, before and after, front, the back side, top, bottom etc.
Orientation term is defined relative to the construction shown in each accompanying drawing, and word " interior " and " outer " refer respectively to direction or remote
From particular elements geometric center direction they be relative concept, it is therefore possible to can according to its residing diverse location, difference
Use state and correspondingly changed.So also these or other orientation terms should not be construed to restricted use
Language.
Fig. 2 is the structural representation of the utility model preferred embodiment retainer；Fig. 3 is the utility model preferred embodiment
The assembling schematic diagram of middle retainer and roller；Fig. 4 is the structural representation of the utility model preferred embodiment thrust bearing.Such as figure
Shown in 2-4, thrust bearing provided by the utility model includes top plate 3, bottom plate 4 and positioned at the top plate 3 and the bottom plate
Retainer 1 between 4, the retainer 1 include multiple engagement cylinders 11, and multiple engagement cylinders 11 interfix；It is multiple
The axis of the engagement cylinder 11 is generally aligned in the same plane, plane on the basis of the plane；The axis phase of multiple engagement cylinders 11
Same point is met at, intersection point on the basis of the point；The rotation axis of the retainer 1 is by the benchmark intersection point and perpendicular to described
Datum plane, the rotation axis of the top plate 3 and the rotation axis coincident of the retainer 1；On each engagement cylinder 11
The roller 2 rotated using the axis of the engagement cylinder 11 as axle is mounted on, each roller 2 is connected to the He of top plate 3
Between the bottom plate 4.
Multiple engagement cylinders 11, which interfix, refers to that the position of multiple engagement cylinders 11 interfixes, Ke Yishi
Only realized and fixed by multiple engagement cylinders 11, can also consolidated by other connection members with multiple cylinders 11 that engage
It is fixed to connect to realize.In one alternate embodiment, the retainer also includes fixed circle, multiple engagement cylinders 11
Head end is fixed on the outer ring of the fixed circle.
In installation process, the bottom plate 4 is fixedly installed in pedestal first；Then by a pair of multiple rollers 2 one
It is assemblied in answering on multiple engagement cylinders 11, the retainer 1 for assembling the roller 2 is placed in the bottom plate 4
On；The top plate 3 is fixedly connected with rotary shaft；The installation of the top plate 3 is finally completed, specifically, ensures each rolling
The rolling face of son 2 abuts against with the top plate 3 and the bottom plate 4 respectively, wherein ensureing the rotary shaft, the top plate, Yi Jisuo
State the rotation axis coincident of retainer three.In installation process, the rolling face of the roller 2 does not connect with the cylinder 11 that engages
Touch, so as to effectively avoid the scuffing in the rolling face of the roller 2, extend the service life of this preferred embodiment.Used
Cheng Zhong, the rotation of the rotary shaft drive the top plate 3 to rotate, and the rolling face of the roller 2 rolls relative to the top plate 3, institute
State roller 2 to rotate relative to the axial line of the engagement cylinder 11 at place, while the rolling face of the roller 2 is relative to the bottom plate 4
Roll.During use, the rolling face is only in rolling contact with the top plate 3 and the bottom plate 4, relative in the prior art, institute
The rolling face of stating both was in rolling contact with the blowout patche 3 ' and the seat ring 4 ', sliding contact can occur with the retainer 1 ' often again
Running situation, this preferred embodiment greatly reduce the damage in the rolling face, so as to extend the use longevity of this preferred embodiment
Life.
As shown in Fig. 2 in this preferred embodiment, the head end that cylinder 11 is engaged described in any two is fixedly connected.Using this
Kind structure setting, it is the fixation between can be achieved only by the engagement cylinder 11, effectively reduces the retainer 1
Weight.
As shown in Fig. 2 in this preferred embodiment, the angle between two engagement cylinders 11 of arbitrary neighborhood is equal.
By this structure setting, the uniform force in the process of running of retainer 1 is ensure that, improves the structural stability of retainer 1.
As shown in Fig. 2 in this preferred embodiment, it is provided between two engagement cylinders 11 of arbitrary neighborhood for connecting
Connect the connecting plate 14 of two cylinders of engagement cylinder 11.The connecting plate 14 is used to be fixedly connected with adjacent engagement cylinder 11；Pass through
The connecting plate 14 is set, enhances the structural strength of the retainer 1, extends the service life of this preferred embodiment.
In one alternate embodiment, each connecting plate 14 offers lightening grooves or lightening hole.By setting
Lightening grooves or the lightening hole are stated, effectively alleviates the weight of this preferred embodiment.
As shown in figure 4, in this preferred embodiment, the top plate 3 is towards offering for the rolling on the face of the retainer 1
The first annular tracks 31 that son 2 rolls, the bottom plate 4 is towards offering what is rolled for the roller 2 on the face of the retainer 1
Second circular orbit 41.The first annular track 31 and second circular orbit 41 coat the rolling face, first ring
The longitudinal section of shape track 31 and second circular orbit 41 is engaged with the axial cross section of the roller 2.By described in setting
First annular track 31 and second circular orbit 41, it ensure that the roller 2 runs on the first annular track all the time
31 and second circular orbit 41 on, it is therefore prevented that axial float occurs for the roller 2.
As shown in figure 4, in this preferred embodiment, the thrust bearing is also convex including being fixedly connected with the retainer 1
Portion 12 is played, the relatively described datum plane of the lug boss 12 is raised, is offered and the interference of lug boss 12 on the top plate 3
The first groove coordinated.In assembling process, the lug boss 12 is arranged in first groove, realizes the top plate 3
Installation；During use, the lug boss 12 is interference fitted with first groove, and the rotation of the top plate 3 drives the guarantor
Frame 1 is held to rotate.By setting the lug boss 12 and first groove, ensure that in running, the top plate 3 and institute
State retainer 1 to rotate jointly, prevent from, because the retainer 1 skids, causing the roller 2 and the top plate 3 and/or the bottom
Sliding friction occurs for plate 4, so as to extend the service life of this preferred embodiment.
As shown in figure 4, in this preferred embodiment, what the thrust bearing also included being fixedly connected with the retainer 1 turns
Moving axis 13, rotation axis of the rotary shaft 13 along the retainer 1 are set, and relatively described datum plane is raised；The bottom
The second groove coordinated with the gap of rotary shaft 13 is offered on plate 4.The lug boss 12 and the rotary shaft 13 are distinguished
Positioned at the both sides of the datum plane, second groove is circular trough.In assembling process, the rotary shaft 13 is arranged on institute
State in the second groove, the position for realizing the retainer 1 and the bottom plate 4 is relatively fixed；During use, the rotary shaft
13 are always positioned at rotating in second groove.It is effective to realize by setting the rotary shaft 13 and second groove
The position of the retainer 1 and the bottom plate 4 is relatively fixed, and ensure that the operation stability of this preferred embodiment.
In one alternate embodiment, each roller 2 offers along its rotation axis direction engages circle with described
The mounting hole that post 11 is engaged, multiple rollers 2 are arranged on multiple engagements by the mounting hole correspondingly to be justified
On post 11；Each engagement cylinder 11 opens up the first lubrication hole from its head end end face along its tail end direction, each engagement
At least one second lubrication hole is offered on the cylinder of cylinder 11, the mounting hole passes through second lubrication hole and described first
Lubrication hole is conducted；The lug boss 12 offers the 3rd profit being conducted with any one of first lubrication hole from its end face
Slide opening, the 4th lubrication hole being conducted with the 3rd lubrication hole is offered on the top plate 3.
During use, first lubrication hole, second lubrication hole, the 3rd lubrication hole and the described 4th
Lubrication hole forms oil leab, and lubricating oil is reached between the engagement cylinder 11 and the mounting hole by the oil leab
Gap, the mounting hole and the lubrication for engaging cylinder 11 are realized, extend the service life of this preferred embodiment；Meanwhile
Due to the engagement cylinder 11 and roller holes mating connection, lubricating oil can pass through the engagement cylinder 11 and the rolling
Gap between sub-aperture reaches second circular orbit 41, realizes the lubrication of the roller 2 and second circular orbit 41；
Because the roller 2 rolls relative to second circular orbit 41 and the first annular track 31, lubricating oil is with described
Being rolled to up to the first annular track 31 for roller 2, realizes the profit between the roller 2 and the first annular track 31
It is sliding；The mode that laying lubricant passage way is lubricated outside thrust bearing, this preferred embodiment profit are needed relative to prior art
Sliding uniform, cost is relatively low.
In one alternate embodiment, the thrust bearing also includes multiple for preventing the roller 2 along the engagement
The spacing ring of the axis play of cylinder 11, multiple spacing rings are arranged on multiple engagement cylinders 11 correspondingly.
The spacing ring is preferably jump ring.By setting the spacing ring, it is therefore prevented that play occurs in the process of running for the roller 2.
Using the utility model, by setting multiple engagement cylinders 11, the installation of roller 2 can be easily realized,
Prevent from damaging the rolling face of roller 2 in installation process；Prevent simultaneously in thrust bearing running, the retainer 1 and institute
Damage rolling face is slided in generation between stating roller 2, extends the service life of thrust bearing；By setting the connecting plate 14, protect
The stability of the retainer 1 is demonstrate,proved；By setting the lug boss 12, ensure that the retainer 1 in the process of running with
The top plate 3 rotates identical；By setting the rotary shaft 13, avoid the retainer 1 in the process of running with the bottom
Play occurs for plate 4；By setting first lubrication hole, second lubrication hole, the 3rd lubrication hole and the described 4th
Lubrication hole, lubricated at the time of ensure that the roller 2 in the process of running, extend the service life of thrust bearing；By setting
Put the spacing ring, it is therefore prevented that play occurs in the process of running for the roller 2.
Finally it should be noted that：Above example is only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：
It can still modify to the technical scheme described in foregoing embodiments, or which part technical characteristic is carried out etc.
With replacement；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the utility model technology
The scope of scheme.
Claims (10)
1. a kind of thrust bearing, it is characterised in that including top plate, bottom plate and between the top plate and the bottom plate
Retainer, the retainer include multiple engagement cylinders, and multiple engagement cylinders interfix；Multiple engagement cylinders
Axis is generally aligned in the same plane, plane on the basis of the plane；The axis of multiple engagement cylinders intersects at same point, and the point is base
Quasi- intersection point；The rotation axis of the retainer is by the benchmark intersection point and perpendicular to the datum plane, the rotation of the top plate
The rotation axis coincident of shaft axis and the retainer；It is mounted on each engagement cylinder with the axle of the engagement cylinder
Line is the roller that axle rotates, and each roller is connected between the top plate and the bottom plate.
2. thrust bearing according to claim 1, it is characterised in that the head end that cylinder is engaged described in any two fixes company
Connect.
3. thrust bearing according to claim 2, it is characterised in that between two engagement cylinders of arbitrary neighborhood
Angle is equal.
4. thrust bearing according to claim 3, it is characterised in that set between two engagement cylinders of arbitrary neighborhood
It is equipped with the connecting plate for connecting the two engagement cylinder cylinders.
5. thrust bearing according to claim 4, it is characterised in that open up lightening hole on each connecting plate or subtract
Baking soda.
6. thrust bearing according to claim 5, it is characterised in that the top plate is towards opening up on the face of the retainer
There is a first annular track for the roller rolls, the bottom plate is rolled for the roller towards offering on the face of the retainer
The second dynamic circular orbit.
7. thrust bearing according to claim 6, it is characterised in that the thrust bearing also includes consolidating with the retainer
Surely the lug boss connected, the relatively described datum plane of the lug boss is raised, is offered and the lug boss mistake on the top plate
It is full of the first groove of cooperation.
8. thrust bearing according to claim 7, it is characterised in that the thrust bearing also includes consolidating with the retainer
Surely the rotary shaft connected, rotation axis of the rotary shaft along the retainer are set, and relatively described datum plane is raised；Institute
State the second groove for offering on bottom plate and coordinating with the rotation shaft clearance.
9. thrust bearing according to claim 8, it is characterised in that each roller is opened along its rotation axis direction
Provided with the mounting hole being engaged with the engagement cylinder, multiple rollers are arranged on more correspondingly by the mounting hole
On the individual engagement cylinder；Each engagement cylinder opens up the first lubrication hole from its head end end face along its tail end direction, each
At least one second lubrication hole is offered on the cylinder of the engagement cylinder, the mounting hole passes through second lubrication hole and institute
The first lubrication hole is stated to be conducted；The lug boss offers to be conducted with any one of first lubrication hole from its end face
Three lubrication holes, the 4th lubrication hole being conducted with the 3rd lubrication hole is offered on the top plate.
10. according to the thrust bearing described in any one in claim 1-9, it is characterised in that the thrust bearing also includes
Multiple spacing rings for being used for the axis play for preventing the roller along the engagement cylinder, multiple spacing rings are correspondingly
On multiple engagement cylinders.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721060387.5U CN207145447U (en) | 2017-08-23 | 2017-08-23 | Thrust bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721060387.5U CN207145447U (en) | 2017-08-23 | 2017-08-23 | Thrust bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207145447U true CN207145447U (en) | 2018-03-27 |
Family
ID=61668975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721060387.5U Expired - Fee Related CN207145447U (en) | 2017-08-23 | 2017-08-23 | Thrust bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207145447U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107314032A (en) * | 2017-08-23 | 2017-11-03 | 淏祺教育科技（北京）有限公司 | Thrust bearing |
| CN113062926A (en) * | 2021-03-17 | 2021-07-02 | 西北工业大学 | Double-split needle bearing retainer for small aviation piston engine |
-
2017
- 2017-08-23 CN CN201721060387.5U patent/CN207145447U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107314032A (en) * | 2017-08-23 | 2017-11-03 | 淏祺教育科技（北京）有限公司 | Thrust bearing |
| CN113062926A (en) * | 2021-03-17 | 2021-07-02 | 西北工业大学 | Double-split needle bearing retainer for small aviation piston engine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180327 Termination date: 20210823 |