CN105333019A - Bearing assembly structure - Google Patents
Bearing assembly structure Download PDFInfo
- Publication number
- CN105333019A CN105333019A CN201510788409.9A CN201510788409A CN105333019A CN 105333019 A CN105333019 A CN 105333019A CN 201510788409 A CN201510788409 A CN 201510788409A CN 105333019 A CN105333019 A CN 105333019A
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- China
- Prior art keywords
- bearing
- locking block
- axle
- assembling structure
- compact heap
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- 238000000034 method Methods 0.000 abstract description 8
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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- Mounting Of Bearings Or Others (AREA)
Abstract
The invention relates to the technical field of bearing assembling structures, and particularly discloses a bearing assembling structure. This bearing assembly structure includes axle and bearing, the bearing includes inner circle and outer lane, the surface of axle is provided with the shaft shoulder, an end face of inner circle with the shaft shoulder supports and leans on, still include with axle circumference and axial fixity's bearing locking device, bearing locking device with another end face of inner circle supports and leans on. The bearing inner ring is fastened through the shaft shoulder and the bearing locking device which is fixed with the shaft in the circumferential direction and the axial direction respectively, the axial movement of the bearing inner ring is effectively prevented from being pressed, the problems that the axial movement of the bearing inner ring is easy to occur in the rotating process and the transmission stability and reliability are influenced under the conditions that the rotating speed of the bearing is higher and the bearing bears larger axial load in the conventional bearing fastening mode can be effectively solved, the bearing is effectively prevented from loosening in the operation, and the axial positioning of the bearing is more reliable.
Description
Technical field
The present invention relates to bearing assembling structure technical field, particularly relate to a kind of bearing assembling structure.
Background technique
At present, when axle is installed positioning bearing, the fastening bearing inner races such as the usual employing shaft shoulder and nut, lock washer or spring flange, above fastening means is higher at bearing rotating speed, when bearing larger axis to load, easily occur that the problem of play occurs bearing inner race in rotary course, the on-stream appearance of bearing is loosened, affects stationarity and the reliability of transmission.
For the problems referred to above, we need a kind of bearing assembling structure, with solve existing bearing fastening means higher at bearing rotating speed, bear larger axis to load, easily occur that bearing inner race, in rotary course, play occurs, affect the stationarity of transmission and the problem of reliability.
Summary of the invention
The object of the invention is to propose a kind of bearing assembling structure, with solve existing bearing fastening means higher at bearing rotating speed, bear larger axis to load, easily occur that bearing inner race, in rotary course, play occurs, affect the stationarity of transmission and the problem of reliability.
For reaching this object, the present invention by the following technical solutions:
A kind of bearing assembling structure, comprise axle and bearing, described bearing comprises inner ring and outer ring, the outer surface of described axle is provided with the shaft shoulder, one end face of described inner ring and the described shaft shoulder against, also comprise the bearing locking device fixing with described axle circumferential and axial, the other end of described bearing locking device and described inner ring against.
As a kind of preferred version of bearing assembling structure, described bearing locking device is on the shaft sheathed, and with described axle interference fit.
As a kind of preferred version of bearing assembling structure, between described bearing locking device and described axle, realize axial restraint by the flange that arranges vertically and groove fit.
As a kind of preferred version of bearing assembling structure, described bearing locking device comprises compact heap for compressing described inner ring and for preventing the locking block of described compact heap axial motion, described locking block and described axle one of them be provided with flange, another is provided with the groove corresponding with flange.
As a kind of preferred version of bearing assembling structure, described compact heap is on the shaft sheathed, and with described axle interference fit.
As a kind of preferred version of bearing assembling structure, described locking block comprises the first locking block and the second locking block, described first locking block and described second locking block one of them be fixedly connected with described compact heap.
As a kind of preferred version of bearing assembling structure, described first locking block is fixedly connected with described compact heap, and described second locking block and described compact heap are split-type structural.
As a kind of preferred version of bearing assembling structure, described first locking block is fixedly connected with described second locking block by screw.
As a kind of preferred version of bearing assembling structure, comprise bearing support and the end cap being fixed on described bearing support one end, be provided with shoulder block inside one end that described bearing support is relative with described end cap, an end face of described outer ring and described end cap against, other end and described shoulder block against.
As a kind of preferred version of bearing assembling structure, between described end cap and described bearing support, leave pretension gap
Beneficial effect of the present invention is:
The present invention proposes a kind of bearing assembling structure, respectively by the shaft shoulder with axle circumferential and axial, fixing bearing locking device carries out fastening to bearing inner race, effectively prevent from compressing bearing inner race axial motion, can effectively solve existing bearing fastening means higher at bearing rotating speed, when bearing larger axis to load, easily occur that bearing inner race, in rotary course, play occurs, affect stationarity and the integrity problem of transmission, effectively prevent the on-stream appearance of bearing from loosening, make bearing axially locating more reliable.
Accompanying drawing explanation
Fig. 1 is the bearing assembling structure stereogram that the specific embodiment of the invention provides;
Fig. 2 is the bearing assembling structure decomposing schematic representation that the specific embodiment of the invention provides;
Fig. 3 is the sectional view of the bearing assembling structure that the specific embodiment of the invention provides.
Wherein:
1: axle; 2: bearing; 3: compact heap; 4: locking block; 5: bearing support; 6: end cap;
11: the shaft shoulder; 12: groove; 21: inner ring; 22: outer ring; 41: the first locking blocks; 42: the second locking blocks; 43: flange; 51: shoulder block.
Embodiment
Technological scheme of the present invention is further illustrated by embodiment below in conjunction with accompanying drawing.
The technical problem solved for making the present invention, the technological scheme of employing and the technique effect that reaches are clearly, be described in further detail below in conjunction with the technological scheme of accompanying drawing to the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those skilled in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Figure 1 to Figure 3, present embodiments provide for a kind of preferred bearing assembling structure, this bearing assembling structure comprises axle 1, bearing 2, bearing support 5, the end cap 6 being fixed on bearing support 5 one end and the bearing locking device fixing with axle 1 circumferential and axial.Wherein, the rolling element that bearing 2 comprises inner ring 21, outer ring 22 and is arranged between inner ring 21 and outer ring 22, is provided with shoulder block 51 inside one end that bearing support 5 is relative with end cap, an end face of the outer ring 22 of bearing 2 and end cap 6 against, other end and shoulder block 51 against.The outer surface of axle 1 is provided with the shaft shoulder 11, an end face of the inner ring 21 of bearing 2 and the shaft shoulder 11 against, the compact heap 3 of other end and bearing locking device as described below against.Higher at bearing rotating speed, when bearing larger axis to load, above structure can effectively prevent bearing inner race from rotary course, play occurring, and then effectively prevents from occurring in bearing operation process loosening, axially locating is more reliable.
Bearing locking device is set on axle 1, and with axle 1 interference fit.Axial restraint is realized by the flange that arranges vertically and groove fit between bearing locking device and axle 1.In the present embodiment, bearing locking device comprises compact heap 3 for compressing bearing inner race 21 and for preventing the locking block 4 of compact heap 3 axial motion.Compact heap 3 and locking block 4 are all set on axle 1, wherein, compact heap 3 and axle 1 interference fit, achieve the firm assembling of compact heap 3 and axle 1, not too high to bearing rotating speed, to bear not too large axial load situation can effectively avoid compact heap 3 to occur axial play in operation process.Locking block 4 and axle 1 one of them be provided with flange, another is provided with the groove corresponding with flange, realizes axial restraint between locking block 4 and axle 1 by the flange that arranges vertically and groove fit.
Locking block 4 comprises the first locking block 41 and the second locking block 42, first locking block 41 is fixedly connected with the compact heap 3 being positioned at below, can also be, second locking block 42 is fixedly connected with compact heap 3, as long as make compact heap 3 be fixedly connected with locking block 4, and realize the solid and reliable fixing of compact heap 3 and axle 1 by being fixedly connected with of locking block 4 and axle 1, thus more effectively prevent compact heap 3 from operation process, occurring axial play, be applicable to higher at bearing rotating speed, bear the situation of larger axis to load, improve the axially locating reliability of compact heap 3.In the present embodiment, conveniently process and simplify assembling, strengthening the structural strength of compact heap 3, the first locking block 41 is preferably integral structure with compact heap 3, and the second locking block 42 is preferably split-type structural (see Fig. 3) with compact heap 3.
Second locking block 42 is coordinated with axle 1 by positioning device, and is locked by securing means and axle 1.In the present embodiment, second locking block 42 is preferably with the cooperating structure of axle 1, the inner side of the second locking block 42 is provided with flange 43, the outer surface of axle 1 is provided with the groove 12 corresponding with flange 43, can also be, the outer surface of axle 1 is provided with flange, and the inner side of the second locking block 42 is provided with the groove corresponding with flange, and the second locking block 42 realizes coordinating with axle 1 by flange and closely cooperating of groove.
In the present embodiment, securing means is preferably located in the screw be threaded on the first locking block 41 and the second locking block 42 and with the first locking block 41.First locking block 41 is fixedly connected with the second locking block 42 by screw.That is, the second locking block 42 is provided with through hole, the first locking block 41 is provided with tapped hole, wear through hole successively by screw and the first locking block 41 lock onto on the second locking block 42 by tapped hole.In like manner, above-mentioned securing means can also for being located in the screw be threaded on the first locking block 41 and the second locking block 42 and with the second locking block 42, or for being located on the first locking block 41 and the second locking block 42 and the screw be all threaded with the first locking block 41 and the second locking block 42, its structure can meet the requirement lock onto by the first locking block 41 by screw on the second locking block 42.
The assembly process of the bearing assembling structure of present embodiment is specific as follows:
Bearing 2 is loaded bearing support 5 inner, by the lower end surface of shoulder block 51 rigid bearing 2 outer ring 22 of bearing support 5, then by the upper-end surface of end cap 6 rigid bearing 2 outer ring 22, with screw, end cap 6 is fixed on bearing support 5, wherein, between end cap 6 and bearing support 5, leave pretension gap, when with screw fastening bearing support 5 and end cap 6, the pre-tight stress be applied on end cap 6 can be made to concentrate and to act on the upper-end surface of bearing 2 outer ring 22, and then firm locking is realized to outer ring 22.Afterwards bearing 2 is set on axle 1, by the lower end surface of the shaft shoulder 11 supporting and location bearing 2 inner ring 21 of axle 1, next bearing locking device to be set on axle 1 and to compress the upper-end surface of bearing 2 inner ring 21, wherein, compact heap 3 and axle 1 interference fit, finally the flange 43 of the second locking block 42 is matched fixing with the groove 12 of axle 1, then by the first locking block 41 by screw lock on the second locking block 42.
Be connected with the groove 12 of axle 1 by the flange 43 of the second locking block 42, the first locking block 41 be anchored on axle 1, can effectively prevent from occurring play in bearing operation, to ensure stationarity and the reliability of transmission.
Below know-why of the present invention is described in conjunction with specific embodiments.These describe just in order to explain principle of the present invention, and can not be interpreted as limiting the scope of the invention by any way.Based on explanation herein, those skilled in the art does not need to pay performing creative labour can associate other embodiment of the present invention, and these modes all will fall within protection scope of the present invention.
Claims (10)
1. a bearing assembling structure, comprise axle (1) and bearing (2), described bearing (2) comprises inner ring (21) and outer ring (22), the outer surface of described axle (1) is provided with the shaft shoulder (11), one end face of described inner ring (21) and the described shaft shoulder (11) against, it is characterized in that, also comprise the bearing locking device fixing with described axle (1) circumferential and axial, the other end of described bearing locking device and described inner ring (21) against.
2. bearing assembling structure according to claim 1, is characterized in that, described bearing locking device is set on described axle (1), and with described axle (1) interference fit.
3. bearing assembling structure according to claim 1 and 2, is characterized in that, realizes axial restraint between described bearing locking device and described axle (1) by the flange that arranges vertically and groove fit.
4. bearing assembling structure according to claim 3, it is characterized in that, described bearing locking device comprises compact heap (3) for compressing described inner ring (21) and for preventing the locking block (4) of described compact heap (3) axial motion, described locking block (4) and described axle (1) one of them be provided with flange, another is provided with the groove corresponding with flange.
5. bearing assembling structure according to claim 4, is characterized in that, described compact heap (3) is set on described axle (1), and with described axle (1) interference fit.
6. bearing assembling structure according to claim 4, it is characterized in that, described locking block (4) comprises the first locking block (41) and the second locking block (42), described first locking block (41) and described second locking block (42) one of them be fixedly connected with described compact heap (3).
7. bearing assembling structure according to claim 6, it is characterized in that, described first locking block (41) is fixedly connected with described compact heap (3), and described second locking block (42) and described compact heap (3) are split-type structural.
8. bearing assembling structure according to claim 6, is characterized in that, described first locking block (41) is fixedly connected with described second locking block (42) by screw.
9. bearing assembling structure according to claim 1, it is characterized in that, comprise bearing support (5) and be fixed on the end cap (6) of described bearing support (5) one end, shoulder block (51) is provided with inside one end that described bearing support (5) is relative with described end cap (6), one end face of described outer ring (22) and described end cap (6) against, other end and described shoulder block (51) against.
10. bearing assembling structure according to claim 9, is characterized in that, leaves pretension gap between described end cap (6) and described bearing support (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510788409.9A CN105333019B (en) | 2015-11-17 | 2015-11-17 | Bearing assembly structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510788409.9A CN105333019B (en) | 2015-11-17 | 2015-11-17 | Bearing assembly structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105333019A true CN105333019A (en) | 2016-02-17 |
| CN105333019B CN105333019B (en) | 2017-12-12 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510788409.9A Active CN105333019B (en) | 2015-11-17 | 2015-11-17 | Bearing assembly structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105333019B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110518538A (en) * | 2019-08-22 | 2019-11-29 | 中国电子科技集团公司第三十八研究所 | A kind of rotating mechanism for cable inner cabling |
| CN111536164A (en) * | 2018-12-20 | 2020-08-14 | 乐清市智格电子科技有限公司 | Bearing device capable of automatically locking and positioning |
| CN115195851A (en) * | 2021-12-14 | 2022-10-18 | 葵迪智能科技(上海)有限公司 | Vehicle and vehicle drive system |
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| JP2001208087A (en) * | 2000-01-27 | 2001-08-03 | Ntn Corp | Bearing device and its lock nut for bearing |
| CN2835691Y (en) * | 2005-05-27 | 2006-11-08 | 李长琦 | Conjoined bearing mandrel |
| JP2010059983A (en) * | 2008-09-01 | 2010-03-18 | Tamagawa Seiki Co Ltd | Ball bearing retaining structure for rotating shaft |
| CN202851684U (en) * | 2012-10-16 | 2013-04-03 | 力帆实业(集团)股份有限公司 | Bearing supporting bracket assembly of transmission shaft |
| CN203248541U (en) * | 2013-05-24 | 2013-10-23 | 铜陵天奇蓝天机械设备有限公司 | Bearing fixing structure used at non driving end |
| CN203362858U (en) * | 2013-08-08 | 2013-12-25 | 台州骏腾汽车零部件有限公司 | Bearing assembly of automobile hub |
| CN104358788A (en) * | 2014-10-31 | 2015-02-18 | 宁波星箭航天机械有限公司 | Device for locking high-speed bearing |
| CN104989734A (en) * | 2015-06-18 | 2015-10-21 | 中国北方车辆研究所 | Shaft fastener |
| CN204716772U (en) * | 2015-05-14 | 2015-10-21 | 无锡市海特机械有限公司 | Marine propeller main shaft thrust-bearing securing means |
| CN205278127U (en) * | 2015-11-17 | 2016-06-01 | 珠海格力电器股份有限公司 | Bearing assembly structure |
-
2015
- 2015-11-17 CN CN201510788409.9A patent/CN105333019B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001208087A (en) * | 2000-01-27 | 2001-08-03 | Ntn Corp | Bearing device and its lock nut for bearing |
| CN2835691Y (en) * | 2005-05-27 | 2006-11-08 | 李长琦 | Conjoined bearing mandrel |
| JP2010059983A (en) * | 2008-09-01 | 2010-03-18 | Tamagawa Seiki Co Ltd | Ball bearing retaining structure for rotating shaft |
| CN202851684U (en) * | 2012-10-16 | 2013-04-03 | 力帆实业(集团)股份有限公司 | Bearing supporting bracket assembly of transmission shaft |
| CN203248541U (en) * | 2013-05-24 | 2013-10-23 | 铜陵天奇蓝天机械设备有限公司 | Bearing fixing structure used at non driving end |
| CN203362858U (en) * | 2013-08-08 | 2013-12-25 | 台州骏腾汽车零部件有限公司 | Bearing assembly of automobile hub |
| CN104358788A (en) * | 2014-10-31 | 2015-02-18 | 宁波星箭航天机械有限公司 | Device for locking high-speed bearing |
| CN204716772U (en) * | 2015-05-14 | 2015-10-21 | 无锡市海特机械有限公司 | Marine propeller main shaft thrust-bearing securing means |
| CN104989734A (en) * | 2015-06-18 | 2015-10-21 | 中国北方车辆研究所 | Shaft fastener |
| CN205278127U (en) * | 2015-11-17 | 2016-06-01 | 珠海格力电器股份有限公司 | Bearing assembly structure |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111536164A (en) * | 2018-12-20 | 2020-08-14 | 乐清市智格电子科技有限公司 | Bearing device capable of automatically locking and positioning |
| CN110518538A (en) * | 2019-08-22 | 2019-11-29 | 中国电子科技集团公司第三十八研究所 | A kind of rotating mechanism for cable inner cabling |
| CN115195851A (en) * | 2021-12-14 | 2022-10-18 | 葵迪智能科技(上海)有限公司 | Vehicle and vehicle drive system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105333019B (en) | 2017-12-12 |
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