CN209228872U - Double-row angular contact bal bearing - Google Patents
Double-row angular contact bal bearing Download PDFInfo
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- CN209228872U CN209228872U CN201822005920.9U CN201822005920U CN209228872U CN 209228872 U CN209228872 U CN 209228872U CN 201822005920 U CN201822005920 U CN 201822005920U CN 209228872 U CN209228872 U CN 209228872U
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- steel ball
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- limiting slot
- bearing
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Abstract
The utility model provides a kind of double-row angular contact bal bearing, including outer ring, inner ring and steel ball, the accommodation groove for accommodating steel ball is provided on inner ring periphery wall, outer ring inner wall corresponds to inner ring accommodating groove location protuberance and is provided with convex ribs, convex ribs separate accommodation groove and form the first limiting slot and the second limiting slot for being arranged with steel ball, convex ribs combine the limit to be formed to steel ball with the first limiting slot and the second limiting slot respectively, accommodation groove middle position is provided with protruding block, split settings are provided between outer ring and inner ring into the retainer of the first load-bearing part and the second load-bearing part, load-bearing part is provided with the arcwall face for limiting to steel ball rolling towards limiting slot, it is contradicted between first load-bearing part and the second load-bearing part and is provided with several firm springs, the first clamping protrusion is extended with to protruding block on first load-bearing part, second load-bearing part is extended with the second clamping to protruding block Protrusion, the first clamping protrusion and the second clamping combination of protrusions realize the clamping to protruding block, and the utility model improves the bearing capacity of bearing.
Description
Technical field
The utility model relates to a kind of technical field of bearings, specially a kind of double-row angular contact bal bearing.
Background technique
Currently, existing double row angular contact bearing, has generally comprised inner ring, outer ring and has been arranged between inner ring, outer ring
Several steel balls, retainer, by its installation application limited so that bearing bear it is two-way not grade axial load, for axial direction
The big side of load, since Lack of support will affect the service life of bearing, meanwhile, because there are two column rolling elements, and wide
Spend it is larger, so, double-row angular contact bal bearing is suitable for working under the conditions of high speed medium axial load, however, due to biserial angle
Contact ball bearing when bearing axial force can only a column stress, therefore, in practical applications bear axial load ability compared with
It is small, although and biggish bearing capacity can be provided by being provided with biggish retainer, the bearing capacity of bearing is declined, reduce
Bearing revolving speed, so that the working efficiency of bearing reduces, and general bearing inner race structure is single, so that its radial direction provided is held
Loading capability is single, and long-time service may cause the reduction of bearing service life, and the utility model provides a kind of bearing and retainer
Structure, while not influencing bearing capacity, well improve bearing axial carrying capacity, extend the tired longevity of bearing
Life.
Utility model content
To solve drawbacks described above, the utility model provides a kind of double-row angular contact bal bearing, solves because of double row angular contact
Ball bearing only has a column stress that bearing load carrying capacity is caused to decline when working, and reduces bearing revolving speed and makes the reduction of bearing working efficiency
The problem of.
A kind of double-row angular contact bal bearing, including outer ring, inner ring and steel ball, the steel ball rolling are arranged in inner ring and outer ring
Between, the accommodation groove for accommodating steel ball is provided on the inner ring periphery wall, the outer ring inner wall corresponds to inner ring accommodating slot position
It sets protuberance and is provided with convex ribs, the convex ribs separate accommodation groove the first limiting slot of formation and the second limiting slot, the steel ball set up separately
In first limiting slot and the second limiting slot, the convex ribs are combined and to be formed to steel ball with the first limiting slot and the second limiting slot respectively
Limit, the accommodation groove middle position is provided with protruding block, is provided between the outer ring and inner ring for consolidating steel ball
Retainer, the retainer include the first load-bearing part and the second load-bearing part of split settings, the first load-bearing part direction first
Limiting slot is provided with the first arcwall face, and first arcwall face is bonded setting with steel ball and forms limit to steel ball rolling, and second
Load-bearing part is provided with the second arcwall face towards the second limiting slot, and second arcwall face is bonded setting with steel ball and is formed to steel ball rolling
Dynamic limit contradicts between first load-bearing part and the second load-bearing part and is provided with several firm springs, first load-bearing part
On to protruding block be extended with the first clamping protrusion, second load-bearing part is extended with the second clamping protrusion to protruding block, described the
One clamping protrusion and the second clamping combination of protrusions realize the clamping to protruding block.
By adopting the above technical scheme it is beneficial that: convex ribs combined with the first limiting slot and the second limiting slot realization to steel ball
Limit, so that steel ball can only roll in the first limiting slot and the second limiting slot, the first load-bearing part and the second load-bearing part are to steel ball
Fitting setting, meanwhile, firm spring is provided between the first load-bearing part and the second load-bearing part, consolidate spring in the first load-bearing part
Power is awarded with stretching when the second load-bearing part stress, so that steel ball is when bearing unidirectional bearing capacity, the first load-bearing part and the second load-bearing part
Between will not fall off and mend mutually power consolidate steel ball be detached from limiting slot, first clamping protrusion and second clamping protrusion with protrusion fastly
Clamping engagement, so that power guide protrusions block can be avoided falling off for load-bearing part in load-bearing part loading process, meanwhile, load-bearing part exists
Bearing capacity can be preferably provided under the premise of structure is simple, while not influencing bearing load carrying capacity, preferably provide diameter
To bearing capacity, extend bearing service life, improve bearing revolving speed, promotes bearing working efficiency.
The utility model is further arranged: along the first arcwall face and the second arc on first arcwall face and the second arcwall face
Shape face is axially provided with several coating pans, and the coating pan is recessed towards protruding block and is arranged, and the adjacent coating pan is arranged oppositely,
The coating pan is bonded setting with steel ball surface, and the coating pan includes oil storage tank and wiper groove, and described wiper groove one end is wider than
Oil storage tank setting, the oil storage tank are deeper than wiper groove setting, and described wiper groove one end is provided with towards oil storage tank one end scrapes rouge piece,
It is described to scrape rouge piece and steel ball gap setting, the coating cotton for being coated with steel ball surface grease is provided in the oil storage tank, it is described
Tu Bumian is contacted with steel ball surface.
By adopting the above technical scheme it is beneficial that: arcuately axial direction array in face is arranged coating pan, and adjacent coating pan opposite direction sets
Set, and wiper groove one end is wider than oil storage tank one end always, enable scrape rouge piece scrape obtain grease flow to oil storage tank, set in oil storage tank
The coating cotton set contacts with steel ball surface, and the grease drawn is uniformly coated on steel ball surface by coating cotton, improves oil
The oil return efficiency of rouge reduces Bearing inner and occurs throwing the probability of rouge leakage rouge phenomenon, improves bearing working efficiency and service life.
The utility model is further arranged: lasso rib is provided between the inner ring and outer ring, the outer ring both ends are set
It is equipped with concave card slot, the lasso rib includes main body and clamping block, and described clamping block one end and concave card slot are engaged by clamping, institute
It states the other end to be fixedly connected with main body one end, the main body other end and inner ring gap setting.
By adopting the above technical scheme it is beneficial that: the setting of lasso rib so that do not influence inner ring rotation in the case where
It can be effectively prevented the entrance of sundries, also avoid leaking for grease, improve the working efficiency and service life of bearing.
Detailed description of the invention
Fig. 1 is double-row angular contact bal bearing structural schematic diagram；
Fig. 2 is part A side profile schematic diagram.
Specific embodiment
Referring to Fig. 1,2 structural schematic diagram, the utility model provides a kind of double-row angular contact bal bearing, including outer ring 2, interior
Circle 1 and steel ball 3, the steel ball 3, which rolls, to be arranged between inner ring 1 and outer ring 2, is provided on 1 periphery wall of inner ring for holding
The accommodation groove 6 of steel ball 3 is set, 2 inner wall of outer ring corresponds to 1 accommodation groove of inner ring, 6 position protuberance and is provided with convex ribs 21, the convex ribs 21
Separate accommodation groove 6 and form the first limiting slot 61 and the second limiting slot 62, the steel ball 3 sets up separately in the first limiting slot 61 and the second limit
In the slot 62 of position, the convex ribs 21 combine the limit formed to steel ball 3, institute with the first limiting slot 61 and the second limiting slot 62 respectively
It states 6 middle position of accommodation groove and is provided with protruding block 63, the holding for consolidating steel ball 3 is provided between the outer ring 2 and inner ring 1
Frame 4, the retainer 4 include the first load-bearing part 41 and the second load-bearing part 42 of split settings, 41 direction of the first load-bearing part
First limiting slot 61 is provided with the first arcwall face 411, and first arcwall face 411 is bonded setting with steel ball 3 and is formed to the rolling of steel ball 3
Dynamic limit, the second load-bearing part 42 are provided with the second arcwall face 421 towards the second limiting slot 62, second arcwall face 421 with
The fitting setting of steel ball 3 forms the limit rolled to steel ball 3, and setting is contradicted between first load-bearing part 41 and the second load-bearing part 42
There are several firm springs 64, is extended with the first clamping protrusion 412 to protruding block 63 on first load-bearing part 41, described second holds
Holder 42 is extended with the second clamping protrusion 422, the first clamping protrusion 412 and the second 422 groups of clamping protrusion to protruding block 63
It closes and realizes clamping to protruding block 63, along the first arcwall face 411 and the on first arcwall face 411 and the second arcwall face 421
Two arcwall face 421 is axial to be provided with several coating pans 7, and the coating pan 7 is recessed towards protruding block 63 and is arranged, the adjacent coating
Slot 7 is arranged oppositely, and the coating pan 7 is bonded setting with 3 surface of steel ball, and the coating pan 7 includes oil storage tank 73 and wiper groove 72,
Described 72 one end of wiper groove is wider than the setting of oil storage tank 73, and the oil storage tank 73 is deeper than the setting of wiper groove 72, the wiper groove 72 1
End is provided with towards 73 one end of oil storage tank scrapes rouge piece 71, described to scrape rouge piece 71 and 3 gap setting of steel ball, sets in the oil storage tank 73
It is equipped with the coating cotton for being coated with 3 surface grease of steel ball, the painting step cotton contacts with 3 surface of steel ball, the inner ring 1 and outer ring 2
Between be provided with lasso rib 5,2 both ends of outer ring are provided with concave card slot 22, and the lasso rib 5 includes main body 51 and card
Block 52 is connect, described 52 one end of clamping block and concave card slot 22 are engaged by clamping, and the other end is fixedly connected with 51 one end of main body, institute
State 51 other end of main body and 1 gap setting of inner ring
When bearing is in normal operating conditions, steel ball 3 rolls in limiting slot, the first load-bearing part 41 and the second load-bearing part
42 stress balances, firm spring 64 are in normal retracted position, and the first arcwall face 411 and the second arcwall face 421 are bonded with steel ball 3
It is arranged and steel ball 3 is limited, the rouge piece 71 of scraping in coating pan 7 carries out 3 surface of steel ball to scrape rouge, and scraping grease flows into oil storage tank 73
In, coating cotton draws grease and carries out even spread to 3 surface of steel ball, and clamping protrusion is clamped protruding block 63, so that first
It will not fall off when load-bearing part 41 and the second 42 stress of load-bearing part, meanwhile, the first load-bearing part 41 and the second load-bearing part 42 give steel ball 3 one
A opposite force, when bearing bear unidirectional bearing capacity when, steel ball 3 by radial force, the first load-bearing part 41 and the second load-bearing part 42 to
Impact direction reserve migration consolidates spring 64 and shrinks to power, so that the first load-bearing part 41 and the second load-bearing part 42 are without departing from steel
Ball 3 simultaneously continues to limit steel ball 3, and clamping block 52 is caught in concave card slot 22, main body 51 and 1 gap setting of inner ring, clamping block 52 with
Main body 51 is fixedly connected, and prevents sundries from entering Bearing inner when not influencing bearing working.
The advantages of basic principles and main features and the utility model of the utility model have been shown and described above, current row
The technical staff of industry is described in above embodiments and description it should be appreciated that the present utility model is not limited to the above embodiments
Only illustrate the principles of the present invention, on the premise of not departing from the spirit and scope of the utility model, the utility model is also
It will have various changes and improvements, these various changes and improvements fall within the scope of the claimed invention, the utility model
Claimed range is defined by the appending claims and its equivalent thereof.
Claims (3)
1. a kind of double-row angular contact bal bearing, including outer ring, inner ring and steel ball, the steel ball rolling setting inner ring and outer ring it
Between, the accommodation groove for accommodating steel ball is provided on the inner ring periphery wall, the outer ring inner wall corresponds to inner ring accommodating groove location
Protuberance is provided with convex ribs, and the convex ribs separate accommodation groove and form the first limiting slot and the second limiting slot, and the steel ball sets up separately the
In one limiting slot and the second limiting slot, the convex ribs are combined and to be formed to steel ball with the first limiting slot and the second limiting slot respectively
Limit, it is characterised in that: the accommodation groove middle position is provided with protruding block, is provided between the outer ring and inner ring for steady
Gu the retainer of steel ball, the retainer includes the first load-bearing part and the second load-bearing part of split settings, first load-bearing part
First limiting slot is provided with the first arcwall face, first arcwall face is bonded setting formation with steel ball to the limit of steel ball rolling
Position, the second load-bearing part are provided with the second arcwall face towards the second limiting slot, and second arcwall face is bonded setting with steel ball and is formed
Limit to steel ball rolling contradicts between first load-bearing part and the second load-bearing part and is provided with several firm springs, and described the
It is extended with the first clamping protrusion to protruding block on one load-bearing part, it is convex that second load-bearing part to protruding block is extended with the second clamping
It rises, the first clamping protrusion and the second clamping combination of protrusions realize the clamping to protruding block.
2. a kind of double-row angular contact bal bearing according to claim 1, it is characterised in that: first arcwall face and second
Several coating pans are axially provided with along the first arcwall face and the second arcwall face on arcwall face, the coating pan is recessed towards protruding block
Setting, the adjacent coating pan are arranged oppositely, and the coating pan is bonded setting with steel ball surface, and the coating pan includes oil storage tank
And wiper groove, described wiper groove one end are wider than oil storage tank setting, the oil storage tank is deeper than wiper groove setting, described wiper groove one end
It is provided with towards oil storage tank one end and scrapes rouge piece, it is described to scrape rouge piece and steel ball gap setting, it is provided in the oil storage tank for applying
The coating cotton of cloth steel ball surface grease, the coating cotton contact with steel ball surface.
3. a kind of double-row angular contact bal bearing according to claim 1, it is characterised in that: set between the inner ring and outer ring
It is equipped with lasso rib, the outer ring both ends are provided with concave card slot, and the lasso rib includes main body and clamping block, the clamping
Block one end and concave card slot are engaged by clamping, and the other end is fixedly connected with main body one end, between the main body other end and inner ring
Gap setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822005920.9U CN209228872U (en) | 2018-11-30 | 2018-11-30 | Double-row angular contact bal bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822005920.9U CN209228872U (en) | 2018-11-30 | 2018-11-30 | Double-row angular contact bal bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209228872U true CN209228872U (en) | 2019-08-09 |
Family
ID=67505776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822005920.9U Active CN209228872U (en) | 2018-11-30 | 2018-11-30 | Double-row angular contact bal bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209228872U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113606254A (en) * | 2021-08-11 | 2021-11-05 | 江苏东台超凡创新新材料科技有限公司 | Bearing seat of washing machine and washing machine with bearing seat |
-
2018
- 2018-11-30 CN CN201822005920.9U patent/CN209228872U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113606254A (en) * | 2021-08-11 | 2021-11-05 | 江苏东台超凡创新新材料科技有限公司 | Bearing seat of washing machine and washing machine with bearing seat |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 298, Fangjia mountain road, Huzhou, Zhejiang Province Patentee after: Zhejiang Xinzi Precision Machinery Co.,Ltd. Patentee after: HUZHOU SANXING BEARING CO.,LTD. Address before: No. 298 Fangjiashan Road, Huzhou City, Zhejiang Province 325000 Patentee before: ZHEJIANG 8+1 PRECISION MACHINERY Co.,Ltd. Patentee before: HUZHOU SANXING BEARING CO.,LTD. |