CN203835957U - Deep groove ball bearing with adjustable inner ring - Google Patents
Deep groove ball bearing with adjustable inner ring Download PDFInfo
- Publication number
- CN203835957U CN203835957U CN201420211060.3U CN201420211060U CN203835957U CN 203835957 U CN203835957 U CN 203835957U CN 201420211060 U CN201420211060 U CN 201420211060U CN 203835957 U CN203835957 U CN 203835957U
- Authority
- CN
- China
- Prior art keywords
- inner ring
- ball bearing
- deep groove
- groove ball
- chute
- 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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Abstract
The utility model discloses a deep groove ball bearing with an adjustable inner ring. The deep groove ball bearing comprises an outer ring, the inner ring, a retainer and a rolling body, wherein the rolling body is located in the retainer; the retainer is located between the outer ring and the inner ring; the inner ring comprises an inner circle surface and an outer circle surface, and a plurality of adjusting devices are arranged on the inner circle surface; each adjusting device comprises a positioning bump and a movable adjusting block which is arranged on the inner circle surface in a sliding mode and matched with the positioning bump, the positioning bump is provided with first meshing teeth, and the face of the side, opposite to the positioning bump, of the movable adjusting block is provided with second meshing teeth meshed with the first meshing teeth. The adjusting devices are arranged on the inner ring, and the inner diameter of the inner ring is adjusted through the adjusting devices according to the size of a shaft, so that the shaft and the bearing are matched more tightly.
Description
Technical field
The utility model relates to a kind of bearing, and more particularly, it relates to the adjustable deep groove ball bearing of a kind of inner ring.
Background technique
Bearing is in mechanical transmission course, to work the parts of fixing and reducing load friction factor, 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.
Bearing can be divided into rolling bearing, radial bearing, ball bearing, thrust bearing etc., rolling bearing comprises again deep groove ball bearing, deep groove ball bearing is widely used at gearbox, instrument and apparatus, motor, household electric appliance, internal-combustion engine, vehicular traffic, farm machinery, building machinery, on the equipment and instruments such as engineering machinery, basic deep groove ball bearing is by outer ring, inner ring, steel ball and retainer and seal ring form, application number is that 201220061705.0 Chinese patent discloses a kind of deep groove ball bearing inner ring, it comprises an inner ring body, on the outer circumferential face of described inner ring body, there is the raceway that a ring cross-section is shaped as smaller part circular arc, two connecting parts of described raceway and outer circumferential face respectively have a chamfering.The axis of described chamfering and inner ring body is angle [alpha], α=20 ± 5 degree.Adopted deep groove ball bearing inner ring of the present utility model, because two connecting parts at raceway and outer circumferential face are respectively provided with a chamfering, in the raceway that rolling element is pressed into inside and outside circle, enter, chamfering has a leading role, rolling element is more easily pressed into, meanwhile, also can not scratch the surface of rolling element, guarantee quality and the life-span of bearing.Although this structure can protect rolling element to extend the working life of bearing; but can not regulate according to the size of axle the size of bearing; generally according to the specification of bearing, design corresponding axle man-hour adding; but can there are some errors in size when machining shaft; when axle and bearing fit; the size of axle is slightly larger than or is slightly less than bearing, all can affect coordinating of axle and bearing.
Model utility content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of can adjust inner ring internal diameter size according to the size of axle, makes to coordinate the adjustable deep groove ball bearing of inner ring more closely between axle and bearing.
For achieving the above object, the utility model provides following technological scheme: the adjustable deep groove ball bearing of a kind of inner ring, comprise outer ring, inner ring, retainer and rolling element, described rolling element is positioned at retainer, described retainer is between outer ring and inner ring, described inner ring comprises internal circular surfaces and outer round surface, described internal circular surfaces is provided with some controlling devices, described controlling device comprise locating bump and slippage be arranged on internal circular surfaces and with the suitable activity adjustment piece of described locating bump, described locating bump is provided with the first engaging tooth, the face of described activity adjustment piece relative positioning projection one side is provided with the second engaging tooth with described the first engaging tooth engagement.
By adopting technique scheme, rolling element is arranged in retainer, the retainer that rolling element is housed is arranged between inner ring and outer ring, inner ring comprises internal circular surfaces and outer round surface, controlling device is positioned on the internal circular surfaces of inner ring, controlling device comprises locating bump and activity adjustment piece, activity adjustment piece can slippage on internal circular surfaces, by the slippage of activity adjustment piece, the internal diameter of inner ring can increase thereupon or dwindle, to coordinate the axle of different size, on locating bump, on the face of activity adjustment piece, be provided with the first engaging tooth, on activity adjustment piece, being provided with can intermeshing the second engaging tooth with the first engaging tooth, when regulating activity adjustment piece that internal diameter is dwindled, activity adjustment piece can be towards a side slip of locating bump, adjust after applicable internal diameter, activity adjustment piece coordinates by the second engaging tooth and the first engaging tooth, the phenomenon that can not exist activity adjustment piece to fall back when bearing movable.
The utility model is further set to: described internal circular surfaces has been recessed to form chute, described chute comprises first end and the second end, the degree of depth of described chute is deepened gradually from first end to the second end, the end face of the relative internal circular surfaces of described activity adjustment piece is provided with the slide block suitable with described chute, activity adjustment piece is connected on inner ring with the slippage that coordinates of slide block by chute, and the sectional shape of described chute and slide block is all convex shape.
By adopting technique scheme, on the internal circular surfaces of inner ring, be provided with chute, on activity adjustment piece, be provided with the slide block suitable with chute, the sectional shape of slide block and chute is convex shape, can make slide block better be arranged in chute, difficult drop-off, the degree of depth of chute is deepened gradually from first end to the second end, the chute degree of depth the closer to locating bump one side is darker, the chute energy portable propelling regulating block of this structure packs on inner ring, when slide block packs into after chute, in chute, also leave the activity space of some slide blocks.
The utility model is further set to: described inner ring is provided with some fixed holes that run through inner ring, and described slide block is provided with positioning hole, and the aperture of described positioning hole and described fixed hole is identical, in described fixed hole and positioning hole, is provided with locking element.
By adopting technique scheme, on inner ring, be provided with some fixed holes, fixed hole runs through inner ring, slide block is provided with a positioning hole that runs through slide block, when any one fixed hole on inner ring and the positioning hole on slide block overlap, can in fixed hole and fixed hole, locking element be installed, locking element can further be reinforced the join strength of activity adjustment piece and inner ring, and locking element can regulate different internal diameters to select different fixed holes coordinate with positioning hole and fixed according to activity adjustment piece.
The utility model is further set to: described activity adjustment piece is circular-arc with respect to the cross section of the opposite side of locating bump.
By adopting technique scheme, activity adjustment piece with the face of the opposite side of the second engaging tooth is and the tactile face that is coupling relatively, is arranged to have certain arc with the tactile face that is coupling, and can make the laminating of axle and activity adjustment piece and coordinate.
The utility model is further set to: the quantity of described controlling device is two, and is on the internal circular surfaces that 180 degree are evenly distributed on inner ring.
By adopting technique scheme, the quantity of controlling device is two, is 180 degree and is evenly distributed on internal circular surfaces, can make axle better coordinate with controlling device, can increase the area of contact of axle, makes axle be connected rear transmission with bearing more steady.
Accompanying drawing explanation
Fig. 1 is the structural representation of the adjustable deep groove ball bearing of the utility model inner ring;
Fig. 2 is the structural representation of the adjustable deep groove ball bearing of the utility model inner ring;
Fig. 3 is A-A sectional view in Fig. 2.
In figure: 1, outer ring; 2, inner ring; 21, chute; 22, fixed hole; 23, first end; 24, the second end; 3, rolling element; 4, activity adjustment piece; 41, the second engaging tooth; 42, slide block; 43, positioning hole; 433, locking element; 5, locating bump; 51, the first engaging tooth.
Embodiment
Referring to figs. 1 through Fig. 3, the adjustable deep groove ball bearing embodiment of the utility model inner ring is described further.
The adjustable deep groove ball bearing of a kind of inner ring 2, comprise inner ring 2, outer ring 1, retainer (in figure for marking) and rolling element 3, rolling element 3 is positioned at retainer, the retainer of rolling element 3 is housed between inner ring 2 and outer ring 1, inner ring 2 comprises internal circular surfaces and outer round surface, the outer round surface of inner ring 2 contacts with rolling element 3 with retainer, on the internal circular surfaces of inner ring 2, be provided with two controlling devices, every group of controlling device comprises locating bump 5 and activity adjustment piece 4, the effect that 5 pairs of activity adjustment pieces 4 of locating bump play location and support, locating bump 5 is fixedly connected on the internal circular surfaces of inner ring 2, 4 slippages of activity adjustment piece are arranged on internal circular surfaces, on the internal circular surfaces of inner ring 2, be provided with chute 21, on activity adjustment piece 4, near on the side of internal circular surfaces, be provided with the slide block 42 suitable with chute 21, activity adjustment piece 4 is connected on inner ring 2 by the cooperation slippage of chute 21 and slide block 42, the sectional shape of slide block 42 and chute 21 is convex shape, the slide block 42 of this structure and chute 21, after slide block 42 packs chute 21 into, slide block 42 is not easy to depart from chute 21, chute comprises first end 23 and the second end 24, chute 21 increases gradually from the degree of depth of first end 23 to second ends 24, the second end 24 is positioned at the side near locating bump 5, the degree of depth the closer to a sideslip groove 21 of locating bump 5 is just darker, and this structure that chute 21 degree of depth are deepened is gradually convenient to the installation and removal of activity adjustment piece 4.
At locating bump 5, on the side of activity adjustment piece 4, be provided with the first engaging tooth 51, activity adjustment piece 4 is provided with the second engaging tooth 41 towards a side of locating bump 5, activity adjustment piece 4 is connected on locating bump 5 by the first engaging tooth 51 and the second engaging tooth 41, by the connection of the first engaging tooth 51 and the second engaging tooth 41, when bearing movable, activity adjustment piece 4 there will not be the phenomenon falling back, on inner ring 2, be provided with several fixed holes 22, the quantity of the preferred fixed hole 22 of the present embodiment is 11, in concrete production and application process, the quantity of fixed hole 22 can be formulated according to concrete demand, on the slide block 42 of activity adjustment piece 4, be provided with positioning hole 43, the aperture of positioning hole 43 is identical with the pore size of fixed hole 22, after activity adjustment piece 4 internal diameter good suitable according to the axial adjustment of different size, one of them fixed hole 22 just can be overlapped with positioning hole 43, the fixed hole 22 and the interior installation locking element 433 of positioning hole 43 that are overlapping, the locking element 433 of the present embodiment is rivet, by fixing of rivet, can further strengthen the join strength of activity adjustment piece 4 and inner ring 2.
Specific works process is, axle is pierced in inner ring 2, then adjust the activity adjustment piece 4 on inner ring 2, axle can be fitted with activity adjustment piece 4 better more closely, when activity adjustment piece 4 is adjusted to suitable position, the second engaging tooth 41 on activity adjustment piece 4 just can with locating bump 5 on the first engaging tooth 51 intermeshing, now one of them fixed hole 22 on inner ring 2 can overlap with the positioning hole 43 on slide block 42, in the positioning hole 43 overlapping and fixed hole 22, rivet is installed, further strengthen the join strength of activity adjustment piece 4 and inner ring 2, when inner ring 2 internal diameters need to be increased, rivet in positioning hole 43 and fixed hole 22 is taken off, owing to there is certain space in chute 21 and slide block 42 after installation, to activity adjustment piece 4 upwards can be mentioned the second engaging tooth 41 is separated with the first engaging tooth 51, make the second engaging tooth 41 separated with the first engaging tooth 51, pass through afterwards slide block 42 in the interior slippage of chute 21, adjust needed internal diameter size, again that the first engaging tooth 51 and the second engaging tooth 41 is intermeshing, then by rivet, fixed.
In the present embodiment, the quantity of controlling device is two, two controlling devices are 180 degree evenly step by step on the internal circular surfaces of inner ring 2, can make axle better coordinate with controlling device, increase the area of contact of axle, axle is stressed more even, thereby after axle is connected with bearing, transmission is more steady, in concrete production and application process, the quantity of controlling device does not have concrete restriction, can be three, four or more, no matter the quantity of controlling device is how many, but the structure of controlling device and constant with the Placement of inner ring 2.
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 (6)
1. the adjustable deep groove ball bearing of inner ring, comprise outer ring, inner ring, retainer and rolling element, described rolling element is positioned at retainer, described retainer is between outer ring and inner ring, described inner ring comprises internal circular surfaces and outer round surface, it is characterized in that: described internal circular surfaces is provided with some controlling devices, described controlling device comprise locating bump and slippage be arranged on internal circular surfaces and with the suitable activity adjustment piece of described locating bump, described locating bump is provided with the first engaging tooth, the face of described activity adjustment piece relative positioning projection one side is provided with the second engaging tooth with described the first engaging tooth engagement.
2. the adjustable deep groove ball bearing of inner ring according to claim 1, it is characterized in that: described internal circular surfaces has been recessed to form chute, described chute comprises first end and the second end, the degree of depth of described chute is deepened gradually from first end to the second end, the end face of the relative internal circular surfaces of described activity adjustment piece is provided with the slide block suitable with described chute, and activity adjustment piece is connected on inner ring with the slippage that coordinates of slide block by chute.
3. the adjustable deep groove ball bearing of inner ring according to claim 2, it is characterized in that: described inner ring is provided with some fixed holes that run through inner ring, described slide block is provided with positioning hole, and the aperture of described positioning hole and described fixed hole is identical, in described fixed hole and positioning hole, is provided with locking element.
4. according to the adjustable deep groove ball bearing of inner ring described in claim 1 or 2 or 3, it is characterized in that: described activity adjustment piece is circular-arc with respect to the cross section of the opposite side of locating bump.
5. the adjustable deep groove ball bearing of inner ring according to claim 1, is characterized in that: the quantity of described controlling device is two, and is on the internal circular surfaces that 180 degree are evenly distributed on inner ring.
6. according to the adjustable deep groove ball bearing of the inner ring described in claim 2 or 3, it is characterized in that: the sectional shape of described chute and slide block is all convex shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420211060.3U CN203835957U (en) | 2014-04-26 | 2014-04-26 | Deep groove ball bearing with adjustable inner ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420211060.3U CN203835957U (en) | 2014-04-26 | 2014-04-26 | Deep groove ball bearing with adjustable inner ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203835957U true CN203835957U (en) | 2014-09-17 |
Family
ID=51513804
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420211060.3U Expired - Fee Related CN203835957U (en) | 2014-04-26 | 2014-04-26 | Deep groove ball bearing with adjustable inner ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203835957U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107035778A (en) * | 2017-06-06 | 2017-08-11 | 湖南美蓓达科技股份有限公司 | A kind of adjustable bearing of inner ring size |
| CN112460138A (en) * | 2021-01-20 | 2021-03-09 | 王小君 | Multi-aperture positioning bearing |
| CN112460139A (en) * | 2021-01-20 | 2021-03-09 | 王小君 | Multi-aperture positioning bearing |
| CN112503086A (en) * | 2021-01-20 | 2021-03-16 | 王小君 | Bearing with adjustable shaft hole diameter |
-
2014
- 2014-04-26 CN CN201420211060.3U patent/CN203835957U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107035778A (en) * | 2017-06-06 | 2017-08-11 | 湖南美蓓达科技股份有限公司 | A kind of adjustable bearing of inner ring size |
| CN107035778B (en) * | 2017-06-06 | 2022-10-18 | 湖南美蓓达科技股份有限公司 | Bearing with adjustable inner ring size |
| CN112460138A (en) * | 2021-01-20 | 2021-03-09 | 王小君 | Multi-aperture positioning bearing |
| CN112460139A (en) * | 2021-01-20 | 2021-03-09 | 王小君 | Multi-aperture positioning bearing |
| CN112503086A (en) * | 2021-01-20 | 2021-03-16 | 王小君 | Bearing with adjustable shaft hole diameter |
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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 |
Granted publication date: 20140917 Termination date: 20160426 |