CN203962732U - Novel internal spherical cage - Google Patents
Novel internal spherical cage Download PDFInfo
- Publication number
- CN203962732U CN203962732U CN201420400737.8U CN201420400737U CN203962732U CN 203962732 U CN203962732 U CN 203962732U CN 201420400737 U CN201420400737 U CN 201420400737U CN 203962732 U CN203962732 U CN 203962732U
- Authority
- CN
- China
- Prior art keywords
- outer race
- internal spherical
- spherical cage
- shoe cream
- cream room
- 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
Landscapes
- Rolling Contact Bearings (AREA)
Abstract
The utility model discloses a kind of novel internal spherical cage, the lubrication effect that has solved internal spherical cage is poor, the lubricant oil storage time is short, at long-term High Rotation Speed, easily cause internal spherical cage fracture, shorten the problem in the working life of internal spherical cage, its technological scheme main points are to comprise outer race, in described outer race, be provided with star sleeve, between described outer race and star sleeve, be connected with retainer, on described retainer, be installed with some steel balls, in described outer race, be provided with both ends open, the shoe cream room that is hollow shape, on described steel ball, run through and be provided with the passage that can be communicated with shoe cream room, between described shoe cream room and passage, be provided with gap, the relative passage the other end of described shoe cream room is provided with oil nozzle.Novel internal spherical cage of the present utility model, not only can improve the lubrication effect of internal spherical cage inside and can keep lubrication effect, increases the service life, and is applicable to running up for a long time.
Description
Technical field
The utility model relates to a kind of internal spherical cage.
Background technique
Rzeppa universal joint is the critical component in constant velocity universal joint drive spindle for automobile, the usability of rzeppa universal joint and quality life-span directly affect the view of people to automobile itself, along with popularizing of automobile, people require more and more higher to the travelling comfort of vehicle operation performance and use.For a long time, constant velocity universal joint exists easy noise and vibration, the short-life defect of producing in using process all the time.Chinese patent discloses a kind of rzeppa universal joint (notice of authorization number: CN2690657), it comprises outer race, star sleeve, retainer and steel ball, retainer is contained in outer race inner ball surface, steel ball is placed in six fenestras of retainer, and contact with star sleeve outer spherical surface, outer race inner ball surface is comprised of three sections of variation circular arcs, and wherein the radius of arc at two ends is identical, the radius of arc of intermediate section is different from the radius of arc at two ends, and these three sections of circular arcs are smoothly connected; After assembling, the outer spherical surface of retainer contacts with the circular arc at outer race inner ball surface two ends, between outer race inner ball surface intermediate section circular arc and retainer outer spherical surface, there is gap, steel ball is all conflicted and is connected with star sleeve, outer race, steel ball carries out High Rotation Speed in retainer, need to inject lubricant oil and keep the lubrication effect in internal spherical cage, but the endurance of lubricant oil in internal spherical cage is not long, make the lubrication effect of internal spherical cage poor, the lubricant oil storage time is short, at long-term High Rotation Speed, easily cause internal spherical cage fracture, shorten the working life of internal spherical cage.
Model utility content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of high lubricating effect and long novel internal spherical cage of lubricant oil storage time, the lubrication effect of internal spherical cage inside not only can be improved and lubrication effect can be kept, increase the service life, and be applicable to running up for a long time.
For achieving the above object, the utility model provides following technological scheme: a kind of novel internal spherical cage, comprise outer race, in described outer race, be provided with star sleeve, between described outer race and star sleeve, be connected with retainer, on described retainer, be installed with some steel balls, in described outer race, be provided with both ends open, be the shoe cream room of hollow shape, on described steel ball, run through and be provided with the passage that can be communicated with shoe cream room, between described shoe cream room and passage, be provided with gap, the relative passage the other end of described shoe cream room is provided with oil nozzle.
By adopting technique scheme, during installation, star sleeve is installed in retainer, next whole retainer is arranged in outer race together with star sleeve, be that retainer is arranged between outer race and star sleeve, finally steel ball be placed in retainer, internal spherical cage assembling is complete, the pump nozzle of open closed on shoe cream room, during oiling, lubricant oil is injected in shoe cream room, lubricant oil is slowly filled with in shoe cream room towards passage one side flow and lubricant oil, when steel ball rotates to shoe cream room and channel connection, lubricant oil can be flowed through and be run through the passage being arranged on steel ball, owing to being provided with gap between shoe cream room and passage, therefore in the most of meeting of lubricant oil inlet passage, the raw centrifugal action of rotary lubrication fry dried food ingredients along with steel ball, lubricant oil can overflow outside steel ball and drop between retainer and star sleeve, because steel ball is rotating, a fraction of lubricant oil can flow between outer race and retainer by gap in addition, so outer race inner wall surface, retainer surface, steel ball surface is distributed with lubricant oil and all fully contacts with lubricant oil with star sleeve outer wall surface, guaranteed between steel ball and outer race inwall, the content of lubricant oil between steel ball and star sleeve outer wall, greatly reduce friction, while having reduced steel ball high speed rotating and between outer race outer wall and and star sleeve inwall between friction level, improve and keep the lubrication effect of steel ball, realize running up of steel ball, extended the working life of internal spherical cage.
The utility model is further set to: described shoe cream room comprise the vertical chamber that is connected between oil nozzle and passage and with the vertically disposed horizontal cavity in vertical chamber, described shoe cream room is cross.
By adopting technique scheme, lubricant oil is injected in the vertical chamber of shoe cream room, lubricant oil is mobile towards the direction of passage downwards due to Action of Gravity Field, horizontal cavity arranges with vertically chamber is vertical, when flow through horizontal cavity and vertically during the joint in chamber of lubricant oil, lubricant oil is divided into three strands by one, towards the horizontal cavity of arranged on left and right sides and the horizontal cavity of respective channel, flow shoe cream room is filled with respectively, lubricant oil can be stored in shoe cream room and the storage time long, the high lubricating effect of internal spherical cage inside and can keep lubrication effect, extends working life of internal spherical cage.
The utility model is further set to: between described oil nozzle and outer race, be provided with shock absorber, described shock absorber is provided with sawtooth, and described sawtooth is circumferentially arranged on shock absorber.
By adopting technique scheme, shock absorber one end is supported and is located on oil nozzle and the other end supports and is located on outer race, and the circumferential winding of sawtooth is on shock absorber, and the area of contact between sawtooth and oil nozzle is large, and sawtooth plays the effect that prevents that oil nozzle from dropping.
The utility model is further set to: the surface uniform of described steel ball is coated with oil lamella.
By adopting technique scheme, oil lamella is to take lubricant oil to make as raw material adopts titanium nitride physical vapor deposition surface coating technology, is prior art, has the effect of lubricated internal spherical cage; During steel ball rolling, roll and be connected contact with outer race inwall, retainer outer wall and star sleeve outer wall respectively, by the oil lamella making after lubricant oil is processed, greatly reduce the friction factor between outer race inwall, retainer outer wall and steel ball, reduced frictional loss, simultaneously oil lamella has completely cut off contacting of internal spherical cage and ambient air, moisture, prevent that internal spherical cage is oxidized, improved the rustless property of internal spherical cage.
The utility model is further set to: on described outer race inwall and retainer outer wall, be equipped with heat dissipating layer, described heat dissipating layer consists of radiating fin.
By adopting technique scheme, outer race inwall all contacts with the steel ball rolling laminating on retainer with the heat dissipating layer on retainer outer wall, heat dissipating layer consists of radiating fin, radiating fin cost is low, volume is little, successful, make heat dissipating layer contribute to the heat producing on steel ball to leave fast, radiating fin is preferably conductive graphite sheet, also claim graphite heat radiation fin, it is a kind of heat conduction and heat radiation material, there is unique grain orientation, along both direction uniform heat conduction, laminar structuredly can adapt to well any surface, conductive graphite sheet can be laid in the inner wall surface of outer race and the outer wall surface of star sleeve, the heat producing while making heat dissipating layer by steel ball rolling leaves fast, extend the working life of internal spherical cage.
The utlity model has following advantage: not only can improve the lubrication effect of internal spherical cage inside and can keep lubrication effect, increasing the service life, and being applicable to running up for a long time.
Accompanying drawing explanation
Fig. 1 is the sectional view of the novel internal spherical cage of the utility model;
Fig. 2 is the A portion enlarged diagram of novel internal spherical cage shown in Fig. 1.
In figure: 1, outer race; 2, shoe cream room; 3, star sleeve; 4, passage; 5, steel ball; 6, retainer; 7, oil nozzle; 8, shock absorber; 9, horizontal cavity; 10, vertical chamber; 11, sawtooth.
Embodiment
Shown in Fig. 2, the novel internal spherical cage of the present embodiment, comprise outer race 1, in described outer race 1, be provided with star sleeve 3, between described outer race 1 and star sleeve 3, be connected with retainer 6, on described outer race 1 inwall and retainer 6 outer walls, be equipped with heat dissipating layer (not marking in figure), described heat dissipating layer consists of radiating fin, on described retainer 6, be installed with some steel balls 5, the surface uniform of described steel ball 5 is coated with oil lamella (not marking in figure), in described outer race 1, be provided with both ends open, the shoe cream room 2 that is hollow shape, on described steel ball 5, run through and be provided with the passage 4 that can be communicated with shoe cream room 2, between described shoe cream room 2 and passage 4, be provided with gap, relative passage 4 the other ends of described shoe cream room 2 are provided with oil nozzle 7, described shoe cream room 2 comprise the vertical chamber 10 that is connected between oil nozzle 7 and passage 4 and with the vertically disposed horizontal cavity 9 in vertical chamber 10, described shoe cream room 2 is cross.
During installation, star sleeve 3 is installed in retainer 6, next whole retainer 6 is arranged in outer race 1 together with star sleeve 3, retainer 6 is arranged between outer race 1 and star sleeve 3, finally steel ball 5 is placed in retainer 6, and internal spherical cage assembling is complete, the pump nozzle 7 of open closed on shoe cream room 2, during oiling, lubricant oil is injected in the vertical chamber 10 of shoe cream room 2, lubricant oil is slowly filled with in shoe cream room 2 towards passage 4 one side flow and lubricant oil, lubricant oil is mobile towards the direction of passage 4 downwards due to Action of Gravity Field, horizontal cavity 9 and the vertically vertical setting in chamber 10, when flow through horizontal cavity 9 and vertically during the joint in chamber 10 of lubricant oil, lubricant oil is divided into three strands by one, respectively towards a left side, the horizontal cavity 9 of right both sides and the horizontal cavity of respective channel 49 flow shoe cream room 2 are filled with, when steel ball 5 rotates to shoe cream room 2 and passage 4 connection, lubricant oil can be flowed through and be run through the passage 4 being arranged on steel ball 5, owing to being provided with gap between shoe cream room 2 and passage 4, therefore in the most of meeting of lubricant oil inlet passage 4, the raw centrifugal action of rotary lubrication fry dried food ingredients along with steel ball 5, lubricant oil can overflow outside steel ball 5 and drop between retainer 6 and star sleeve 3, a fraction of lubricant oil can flow between outer race 1 and retainer 6 by gap in addition, because steel ball 5 is rotating, when the passage 4 on steel ball 5 and shoe cream room 2 are not communicated with, steel ball 5 is conflicted and is connected on outer race 1 inwall, shoe cream room 2 is closed, lubricant oil can only flow between outer race 1 and retainer 6 by gap, reach the effect of oil storage, and outer race 1 inner wall surface, retainer 6 surfaces, steel ball 5 surfaces are distributed with lubricant oil and all fully contact with lubricant oil with star sleeve 3 outer wall surface, and steel ball 5 is provided with oil lamella, oil lamella is to take lubricant oil to make as raw material adopts titanium nitride physical vapor deposition surface coating technology, for prior art, the effect with lubricated internal spherical cage, when steel ball 5 rolls respectively with outer race 1 inwall, retainer 6 outer walls and star sleeve 3 outer walls roll and connect contact, by the oil lamella making after lubricant oil is processed, greatly reduce outer race 1 inwall, friction factor between retainer 6 outer walls and steel ball 5, guaranteed between steel ball 5 and outer race 1 inwall, the content of lubricant oil between steel ball 5 and star sleeve 3 outer walls, while having reduced steel ball 5 high speed rotating and between outer race 1 outer wall and and star sleeve 3 inwalls between friction level, improve and keep the lubrication effect of steel ball 5, realize running up of steel ball 5, extended the working life of internal spherical cage.
In addition, shock absorber 8 one end are supported and to be located on oil nozzle 7 and the other end supports and is located on outer race 1, the circumferential winding of sawtooth 11 is on shock absorber 8, area of contact between sawtooth 11 and oil nozzle 7 is large, outer race 1 inwall all contacts with the steel ball 5 rolling laminatings on retainer 6 with the heat dissipating layer on retainer 6 outer walls, heat dissipating layer consists of radiating fin, radiating fin cost is low, volume is little, successful, make heat dissipating layer contribute to the heat producing on steel ball 5 to leave fast, radiating fin is preferably conductive graphite sheet, also claim graphite heat radiation fin, it is a kind of heat conduction and heat radiation material, there is unique grain orientation, along both direction uniform heat conduction, laminar structuredly can adapt to well any surface, conductive graphite sheet can be laid in the inner wall surface of outer race 1 and the outer wall surface of star sleeve 3, the heat producing when heat dissipating layer is rolled steel ball 5 leaves fast.
The above is only preferred implementation of the present utility model, and protection domain of the present utility model is also not only confined to above-described embodiment, and all technological schemes belonging under the utility model thinking all belong to protection domain of the present utility model.It should be pointed out that for those skilled in the art, in the some improvements and modifications that do not depart under the utility model principle prerequisite, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (5)
1. a novel internal spherical cage, comprise outer race, in described outer race, be provided with star sleeve, between described outer race and star sleeve, be connected with retainer, on described retainer, be installed with some steel balls, it is characterized in that: in described outer race, be provided with both ends open, be the shoe cream room of hollow shape, on described steel ball, run through and be provided with the passage that can be communicated with shoe cream room, between described shoe cream room and passage, be provided with gap, the relative passage the other end of described shoe cream room is provided with oil nozzle.
2. novel internal spherical cage according to claim 1, is characterized in that: described shoe cream room comprise the vertical chamber that is connected between oil nozzle and passage and with the vertically disposed horizontal cavity in vertical chamber, described shoe cream room is cross.
3. novel internal spherical cage according to claim 1 and 2, is characterized in that: between described oil nozzle and outer race, be provided with shock absorber, described shock absorber is provided with sawtooth, and described sawtooth is circumferentially arranged on shock absorber.
4. novel internal spherical cage according to claim 3, is characterized in that: the surface uniform of described steel ball is coated with oil lamella.
5. novel internal spherical cage according to claim 4, is characterized in that: on described outer race inwall and retainer outer wall, be equipped with heat dissipating layer, described heat dissipating layer consists of radiating fin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420400737.8U CN203962732U (en) | 2014-07-19 | 2014-07-19 | Novel internal spherical cage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420400737.8U CN203962732U (en) | 2014-07-19 | 2014-07-19 | Novel internal spherical cage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203962732U true CN203962732U (en) | 2014-11-26 |
Family
ID=51923319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420400737.8U Expired - Fee Related CN203962732U (en) | 2014-07-19 | 2014-07-19 | Novel internal spherical cage |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203962732U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107830072A (en) * | 2017-12-21 | 2018-03-23 | 兴化市三诚精密锻造有限公司 | A kind of new internal spherical cage universal joint |
-
2014
- 2014-07-19 CN CN201420400737.8U patent/CN203962732U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107830072A (en) * | 2017-12-21 | 2018-03-23 | 兴化市三诚精密锻造有限公司 | A kind of new internal spherical cage universal joint |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP4949399B2 (en) | Bearing device | |
| CN103671559A (en) | High-speed rolling bearing lubrication device | |
| CN203962732U (en) | Novel internal spherical cage | |
| CN203670457U (en) | Ball bearing | |
| CN208169349U (en) | A kind of high lubrication deep groove ball bearing | |
| CN105308341B (en) | Bearing assembly with lubricating box | |
| CN203962747U (en) | Inner constant velocity universal joint precision forging | |
| CN105579707A (en) | Scroll member and scroll-type fluid machine | |
| CN105387067B (en) | High speed guide and guard bearing | |
| CN204253427U (en) | A kind of fan shaft structure of dust-proof oil containing | |
| CN106050930B (en) | Rolling element bearing | |
| CN105135188B (en) | A kind of disk centrifuge bearing lubrication system | |
| CN206513717U (en) | A kind of oil lubrication sliding bearing | |
| CN210265521U (en) | Bearing retainer | |
| CN203962735U (en) | Internal spherical cage | |
| CN210371629U (en) | Angular contact ball bearing with oil groove retainer | |
| CN203962728U (en) | A kind of novel internal spherical cage | |
| CN204312533U (en) | Double-row conical bearing | |
| CN203146397U (en) | Oil circulation structure for oil-retaining bearing of fan motor | |
| CN206972772U (en) | A kind of high leakproofness bearing | |
| CN204942265U (en) | A kind of high-speed water bearing | |
| CN205478894U (en) | Cylindrical roller bearing | |
| CN107100937A (en) | A kind of bearing of good heat dissipation effect | |
| CN105972098A (en) | Lubrication device for ball mill rolling bearing | |
| CN107839409A (en) | The wheel for automatically adjusting fuel feeding is drawn a bow to the full |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20141126 Termination date: 20190719 |