CN204025358U - Separated type ram axle bearing - Google Patents
Separated type ram axle bearing Download PDFInfo
- Publication number
- CN204025358U CN204025358U CN201420338374.XU CN201420338374U CN204025358U CN 204025358 U CN204025358 U CN 204025358U CN 201420338374 U CN201420338374 U CN 201420338374U CN 204025358 U CN204025358 U CN 204025358U
- Authority
- CN
- China
- Prior art keywords
- bearing
- drain pan
- top shell
- shaft sleeve
- outer ring
- 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
Links
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- Rolling Contact Bearings (AREA)
- Mounting Of Bearings Or Others (AREA)
Abstract
The utility model proposes a kind of separated type ram axle bearing, comprise bearing case and bearing, described bearing assemble is inner at bearing case, described bearing comprises bearing outer ring and bearing inner race, the outer round surface of bearing outer ring is sphere, described bearing case is formed by drain pan and the stacked assembly connection of top shell, drain pan and top shell all have dish portion and shaft sleeve part, drain pan dish portion and top shell dish portion have the mounting hole running through, the middle part of described drain pan and described top shell forward surface extends axially formation annular protrusion, described annular protrusion and drain pan dish portion endoporus form drain pan shaft sleeve part jointly, described top shell is provided with the annular recess suitable with described annular protrusion, described annular protrusion stretches into after described annular recess, the interior concave spherical surface that the common formation of endoporus of drain pan shaft sleeve part and top shell shaft sleeve part and described bearing outer ring outer round surface are suitable, the utility model bearing case is stamped to form, simplified procedure, reduce production costs, bearing case is assembly connection, can facilitate the installation of bearing.
Description
Technical field
The utility model relates to a kind of bearing, particularly a kind of separated type ram axle bearing.
Background technique
Bearing is in mechanical transmission course, to work the parts of fixing and reducing load friction factor.Also can say, when other parts produce relative movement each other on axle, be used for reducing the fixing parts of friction factor and retainer shaft central position in power transmission process.Bearing is a kind of very important component in contemporary machinery.Its major function is supported mechanical solid of rotation, the mechanical load friction factor in order to reduction equipment in transmission process, and the bearing not being arranged in box body hole need to support with bearing support.
The bearing support of existing market adopts casting technique to produce mostly, not only process loaded down with trivial details, and it is higher to be processed into cost, reduced undoubtedly the profit of product, and the bearing support of the bearing with spherical outside surface that employing stamping technology is produced, because bearing support two opening diameters are less than bearing diameter, for bearing, install and put to no little inconvenience, and may cause wear damage to bearing and bearing support in installation process.
Model utility content
For the deficiencies in the prior art part, the utility model provides a kind of employing stamping technology, and bearing case is assembly connection, the separated type ram axle bearing that facilitates bearing to install.
For the technological scheme that reaches above-mentioned object the utility model and provide is: a kind of separated type ram axle bearing, comprise bearing case and bearing, described bearing assemble is inner at bearing case, described bearing comprises bearing outer ring and bearing inner race, the outer round surface of bearing outer ring is sphere, described bearing case is formed by drain pan and the stacked assembly connection of top shell, drain pan and top shell all have dish portion and shaft sleeve part, drain pan dish portion and top shell dish portion have the mounting hole running through, the middle part of described drain pan and described top shell forward surface extends axially formation annular protrusion, described annular protrusion and drain pan dish portion endoporus form drain pan shaft sleeve part jointly, described top shell is provided with the annular recess suitable with described annular protrusion, and described annular protrusion stretches into after described annular recess, the interior concave spherical surface that the common formation of endoporus of drain pan shaft sleeve part and top shell shaft sleeve part and described bearing outer ring outer round surface are suitable.
Further, described drain pan shaft sleeve part and top shell shaft sleeve part hold the diameter of bore of holding to be in opposite directions greater than the maximum diameter of bearing outer ring in opposite directions, facilitate bearing and bearing support assembling, while well preventing from assembling, bearing and bearing support are caused to wear damage, reduce production costs again.
Further, described bearing inner race is provided with extension part, and described extension part stretches out in bearing outer ring, and described extension part is provided with top wire hole, and jackscrew is housed in top wire hole, holds in inner ring after installation shaft, and jackscrew withstands on axle, can play fixation.
Further, between described bearing outer ring and bearing inner race, be provided with rolling element, described rolling element two ends are provided with seal ring, described seal ring top and bearing outer ring inner side are fastened, described seal ring bottom offsets with bearing inner race, and described seal ring and bearing outer ring and bearing inner race form seal space, can well stop dust, reduce bearing wear and damage, improve bearing working life.
Further, described rolling element is circular, described rolling element cover has retainer, described retainer guiding rolling element remains in bearing, described retainer is by rolling element and rolling element isolation, the material of retainer has some strength, and thermal conductivity is good, friction factor is little, wear resistance is good, impact toughness is strong, density is less and linear expansion coefficient and rolling element are close.
Compared with prior art, the utlity model has following beneficial effect: adopt stamping technology to produce, greatly reduced procedure, reduce production costs; Moreover, described bearing case is assembly connection, comprise drain pan, top shell and mounting hole, the interior concave spherical surface that the common formation of endoporus of described drain pan shaft sleeve part and top shell shaft sleeve part and described bearing outer ring outer round surface are suitable, the diameter of bore that described drain pan shaft sleeve part and top shell shaft sleeve part are held is in opposite directions greater than the maximum diameter of bearing outer ring, bearing can easily be installed into bearing case, well prevent from, in installation process, bearing and bearing case are caused to wear damage, improve the working life of bearing.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model internal structure enlarged view;
Fig. 3 is the utility model bearing case assembly structure schematic diagram.
Below in conjunction with accompanying drawing, the utility model is described in further detail.
Embodiment
As shown in Figure 1, a kind of separated type ram axle bearing, comprise bearing case 1 and bearing 2, described bearing 2 is assemblied in bearing case 1 inside, described bearing 2 comprises bearing outer ring 21 and bearing inner race 22, the outer round surface of bearing outer ring 21 is sphere, between described bearing outer ring 21 and bearing inner race 22, be provided with rolling element 23, described rolling element 23 two ends are provided with seal ring 25, described seal ring 25 tops and bearing outer ring 21 inner sides are fastened, described seal ring 25 bottoms and bearing inner race 22 offset, described seal ring 25 and bearing outer ring 21 and bearing inner race 22 form seal space, can well stop dust, reduce bearing 2 wear damage, improve 2 working lifes of bearing.
As shown in Figure 2, described rolling element 23 is circular, described rolling element 23 covers have retainer 24, described retainer 24 guiding rolling elements 23 remain in bearing 2, described retainer 24 is by rolling element 23 and rolling element 23 isolation, the material of retainer 24 has some strength, and thermal conductivity is good, friction factor is little, wear resistance is good, impact toughness is strong, density is less and linear expansion coefficient and 23 bodies that roll are close.
As shown in Figure 3, described bearing case 1 is formed by drain pan 11 and the stacked assembly connection of top shell 12, drain pan 11 and top shell 12 all have dish portion and shaft sleeve part, drain pan dish portion 17 and top shell dish portion 18 have the mounting hole 13 running through, described drain pan 11 extends axially formation annular protrusion 15 with the middle part of described top shell 12 forward surfaces, described annular protrusion 15 forms drain pan shaft sleeve part 19 jointly with the endoporus of drain pan dish portion 17, the diameter of bore that described drain pan shaft sleeve part 19 and top shell shaft sleeve part 20 are held is in opposite directions greater than the maximum diameter of bearing outer ring 21, facilitate bearing 2 and bearing case 1 assembling, while well preventing from assembling, bearing 2 and bearing case 1 are caused to wear damage, reduce production costs again.
Described top shell 12 is provided with the annular recess 16 suitable with described annular protrusion 15, described annular protrusion 15 stretches into after described annular recess 16, the interior concave spherical surface that the common formation of the endoporus of drain pan shaft sleeve part 19 and top shell shaft sleeve part 20 and described bearing outer ring 21 outer round surface are suitable.
As depicted in figs. 1 and 2, described bearing inner race 22 is provided with extension part 3, and described extension part 3 stretches out in bearing outer ring 21, described extension part 3 is provided with top wire hole 31, and jackscrew 32 is housed in top wire hole 31, holds in inner ring after installation shaft, jackscrew 32 withstands on axle, can play fixation.
The utility model is achieved in that and adopts stamping technology to produce bearing case 1, described bearing case 1 is assembly connection, described bearing case 1 comprises top shell 12, drain pan 11 and mounting hole 13, described mounting hole 13 runs through top shell 12 and drain pan 11, the interior concave spherical surface that the common formation of endoporus of described drain pan shaft sleeve part 19 and top shell shaft sleeve part 20 and described bearing outer ring 21 outer round surface are suitable, the diameter of bore that described drain pan shaft sleeve part 19 and top shell shaft sleeve part 20 are held is in opposite directions greater than the maximum diameter of bearing outer ring 21, can easily install bearing 2, well prevent from, in installation process, bearing 2 and bearing case 1 are caused to wear damage, improve the working life of ram axle bearing.
Finally it should be noted that: above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from the spirit and scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.
Claims (5)
1. a separated type ram axle bearing, comprise bearing case and bearing, described bearing assemble is inner at bearing case, described bearing comprises bearing outer ring and bearing inner race, the outer round surface of bearing outer ring is sphere, it is characterized in that: described bearing case is formed by drain pan and the stacked assembly connection of top shell, drain pan and top shell all have dish portion and shaft sleeve part, drain pan dish portion and top shell dish portion have the mounting hole running through, the middle part of described drain pan and described top shell forward surface extends axially formation annular protrusion, and described annular protrusion and drain pan dish portion endoporus form drain pan shaft sleeve part jointly; Described top shell is provided with the annular recess suitable with described annular protrusion, and described annular protrusion stretches into after described annular recess, the interior concave spherical surface that the common formation of endoporus of drain pan shaft sleeve part and top shell shaft sleeve part and described bearing outer ring outer round surface are suitable.
2. separated type ram axle bearing according to claim 1, is characterized in that: the diameter of bore that described drain pan shaft sleeve part and top shell shaft sleeve part are held is in opposite directions greater than the maximum diameter of bearing outer ring.
3. separated type ram axle bearing according to claim 1, is characterized in that: described bearing inner race is provided with extension part, and described extension part stretches out in bearing outer ring, and described extension part is provided with top wire hole, and jackscrew is housed in top wire hole.
4. separated type ram axle bearing according to claim 1, it is characterized in that: between described bearing outer ring and bearing inner race, be provided with rolling element, described rolling element two ends are provided with seal ring, described seal ring top and bearing outer ring inner side are fastened, and described seal ring bottom offsets with bearing inner race.
5. separated type ram axle bearing according to claim 4, is characterized in that: described rolling element is for circular, and described rolling element cover has retainer, and described retainer guiding rolling element remains in bearing portion, and described retainer is by rolling element and rolling element isolation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420338374.XU CN204025358U (en) | 2014-06-23 | 2014-06-23 | Separated type ram axle bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420338374.XU CN204025358U (en) | 2014-06-23 | 2014-06-23 | Separated type ram axle bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204025358U true CN204025358U (en) | 2014-12-17 |
Family
ID=52065228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420338374.XU Expired - Fee Related CN204025358U (en) | 2014-06-23 | 2014-06-23 | Separated type ram axle bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204025358U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107191477A (en) * | 2017-06-30 | 2017-09-22 | 中山市盈科轴承制造有限公司 | With concentric billiard ball bearing |
-
2014
- 2014-06-23 CN CN201420338374.XU patent/CN204025358U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107191477A (en) * | 2017-06-30 | 2017-09-22 | 中山市盈科轴承制造有限公司 | With concentric billiard ball bearing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Separated punch bearing pedestal Effective date of registration: 20160630 Granted publication date: 20141217 Pledgee: Bank of China, Limited by Share Ltd, Nanan branch Pledgor: FK Bearing Group Co.,Ltd. Registration number: 2016350000055 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| 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: 20141217 Termination date: 20180623 |