CN203979167U - A kind of bearing with fastening piece - Google Patents
A kind of bearing with fastening piece Download PDFInfo
- Publication number
- CN203979167U CN203979167U CN201420454788.9U CN201420454788U CN203979167U CN 203979167 U CN203979167 U CN 203979167U CN 201420454788 U CN201420454788 U CN 201420454788U CN 203979167 U CN203979167 U CN 203979167U
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- China
- Prior art keywords
- inner ring
- fastening piece
- bearing
- revolving part
- projection
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- 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.)
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- 230000000875 corresponding Effects 0.000 claims abstract description 16
- 230000000452 restraining Effects 0.000 claims description 11
- 230000004323 axial length Effects 0.000 claims description 6
- 206010069870 Device damage Diseases 0.000 abstract 1
- 238000000034 method Methods 0.000 description 12
- 230000005540 biological transmission Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006011 modification reaction Methods 0.000 description 2
- 230000001105 regulatory Effects 0.000 description 2
- 210000001503 Joints Anatomy 0.000 description 1
- 206010033799 Paralysis Diseases 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Abstract
The utility model discloses a kind of bearing with fastening piece, having solved prior art bearing specification fixes, coordinating between bearing shaft and bearing is incomplete, between bearing shaft and inner ring, relatively rotate and skid, cause the technical problem of device damage, its technological scheme main points are that inner ring two ends are all arranged with revolving part, inner ring corresponding rotation part one end is provided with through hole, in through hole, be equipped with fastening piece, one end of fastening piece is provided with projection, projection is positioned at one end of fastening piece corresponding rotation part, in projection, be provided with and the chute that supplies fastening piece slippage, chute one end near the sidewall of revolving part and the chute the other end near inner ring.Bearing of the present utility model is provided with fastening piece, make the bearing shaft of different size diameter all can be used for this bearing, and fix by fastening piece, improved the degree of stability between inner ring and bearing shaft, between revolving part and inner ring, fixed block is set, improve the safety in utilization of bearing, extended the working life of bearing.
Description
Technical field
The utility model relates to a kind of bearing, and in particular, it relates to a kind of bearing with fastening piece.
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, comprises inner ring, is set in the outer ring on inner ring, and the ball between outer ring and inner ring, and be sheathed on ball holder.Its major function is supported mechanical solid of rotation, mechanical load friction factor in order to reduction equipment in transmission process, its inner ring and bearing shaft adopt interference fit, if relatively rotating, inner ring and bearing shaft skid, whole transmission system will be paralysed, therefore the degree of stability coordinating between inner ring and bearing shaft is extremely important, simultaneously, market upper bearing (metal) is generally fixing specification, when the bearing shaft of different-diameter specification and bearing fit, need to produce the bearing that purchase matches with this bearing shaft, increased the cost of production of component, and the friction of bearing when work and between bearing shaft produces loss and need to again safeguard the bearing more renewing, increased the maintenance cost of equipment.
Model utility content
The deficiency existing for prior art, the purpose of this utility model is to provide a kind of fastening piece that has, and improves bearing fit stability, extends the bearing bearing in working life.
For achieving the above object, the utility model provides following technological scheme: a kind of bearing with fastening piece, comprise inner ring, be set in the outer ring on inner ring, be placed in the bearing shaft of inner ring, described inner ring two ends are all arranged with revolving part, described inner ring corresponding rotation part one end is provided with some through holes, in described through hole, be equipped with fastening piece, one end of described fastening piece is provided with projection, described projection is positioned at one end of fastening piece corresponding rotation part, in described projection, be provided with and the chute that supplies fastening piece slippage, described chute one end near the sidewall of revolving part and the chute the other end near inner ring, between described revolving part and inner ring, be provided with fixing part.
By adopting technique scheme, rotating revolving part makes projection drive fastening piece to slide in chute, fastening piece is slided in through hole, and can support and be located at bearing shaft surface, bearing shaft is stablized and is fixed in inner ring, and by regulating fastening piece to be placed in one end distance of inner ring, make fastening piece can be used for the fixedly bearing shaft of different size diameter, simultaneously, when bearing shaft rotates, bearing shaft rotates together with fastening piece with inner ring, and there is not relative sliding phenomenon, then by fixing part, fix, make between revolving part and inner ring fixing, there is not relative slippage situation, improved the degree of stability between bearing and bearing shaft, extended the working life of bearing.
The utility model is further set to: described chute includes restraining groove, and described fastening piece one end is provided with fixture block, and described fixture block is connected with restraining groove.
By adopting technique scheme, at fastening piece, corresponding to one end of chute, fixture block is set, then the restraining groove matching with fixture block is set in chute, fixture block can be slided in restraining groove, but can in restraining groove, not come off, when fastening piece slides in chute, fixture block can limit fastening piece and be placed in chute, and when fastening piece moves, can in chute, not come off, improve the structural stability shape of bearing.
The utility model is further set to: the end face of described fastening piece one end is provided with tooth bar, and described tooth bar is positioned at the opposite end of fixture block.
By adopting technique scheme, at fastening piece, away from one end end face of revolving part, tooth bar is set, when fastening piece is when being located at bearing shaft surface, in fixedly bearing shaft and inner ring that fastening piece can be more stable with respect to the tooth bar of one end end face of bearing shaft, when bearing shaft when rotated, can be stable do not relatively rotate and skid with inner ring, has avoided the motion wear-out failure between bearing shaft and bearing, improve the working stability of bearing, extended the working life of bearing.
The utility model is further set to: described revolving part two ends have been bent to form projection, and described inner ring includes groove, and described revolving part is connected with groove by projection.
By adopting technique scheme, the projection protruding to inner ring is set at revolving part end face, and the groove of placing for projection be circumferential recess is set with respect to the surface of outer ring and corresponding to projection place at inner ring, by projection, limit the position of revolving part on inner ring, revolving part can be rotated on inner ring, but can not shake, do not depart from the phenomenon of inner ring, improved the structure stability of bearing, the use practicability and the Security that have further improved bearing.
The utility model is further set to: described fixing part includes the fixed block being movably connected on inner ring end face, and described inner ring is fixedly connected with projection by fixed block.
By adopting technique scheme, at inner ring end face, corresponding to groove, be used for the fixedly fixed block of projection, when bearing shaft is positioned in inner ring, revolving part rotation, make the fastening piece on it stretch out inner ring inwall and support and be located at bearing shaft surface by the through hole on inner ring, then by fixed block fixedly projection in groove, be not moved, make, between revolving part and inner ring, relative rotation phenomenon does not occur, fastening piece can be stablized to be contacted on bearing shaft, bearing shaft is stablized to be fixed in inner ring, when bearing shaft need to take out from inner ring, fixed block is unclamped, projection can be moved in groove, revolving part can be relatively rotated with inner ring, and the fastening piece that band is automatically connected on revolving part departs from bearing shaft surface, in through hole on retraction inner ring, bearing shaft in inner ring can be taken out from inner ring, this set has improved the stability in use of bearing, make bearing shaft can from bearing, not rock and come off, improved the safety in utilization of bearing.
The utility model is further set to: the wall of described chute is all the crooked setting of camber line with the wall of protruding corresponding bearing shaft one side.
By adopting technique scheme, fastening piece is established curved surface setting by the camber line of chute, makes it possible to facilitate adjustment operation process, and can further reinforce the fixed effect of fastening piece.
The utility model is further set to: described inner ring axial length is greater than outer ring axial length, and described outer ring sleeve is located at inner ring middle part, and described inner ring two ends are all arranged with revolving part.
By adopting technique scheme, at inner ring two ends, be equipped with revolving part, and by the fixing bearing shaft of fastening piece, can improve the stablizing effect between bearing shaft and inner ring, further improve antiwhip and Security.
The utlity model has following advantage: be provided with fastening piece, make the bearing shaft of different size diameter all can be used for this bearing, and fix by fastening piece, improved the degree of stability between inner ring and bearing shaft, between revolving part and inner ring, fixed block is set, improve the safety in utilization of bearing, extended the working life of bearing, reduced cost of equipment maintenance.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation with the bearing of fastening piece of the utility model;
Fig. 2 is a kind of revolving part structural representation with the bearing of fastening piece of the utility model;
Fig. 3 is a kind of inner ring structure schematic diagram with the bearing of fastening piece of the utility model;
Fig. 4 is a kind of A portion enlarged diagram with the bearing of fastening piece of the utility model;
Fig. 5 is a kind of B portion enlarged diagram with the bearing of fastening piece of the utility model.
In figure: 1, outer ring; 2, inner ring; 21, through hole; 3, ball; 4, retainer; 5, revolving part; 51, projection; 52, chute; 521, restraining groove; 53, projection; 6, fastening piece; 61, fixture block; 62, tooth bar; 7, groove; 8, fixed block.
Embodiment
Shown in 5, a kind of bearing with fastening piece of the present embodiment, comprise inner ring 2, be set in the outer ring 1 on inner ring 2, be placed in the bearing shaft of inner ring 2, described inner ring 2 two ends are all arranged with revolving part 5, described inner ring 2 corresponding rotation part 5 one end are provided with some through holes 21, in described through hole 21, be equipped with fastening piece 6, one end of described fastening piece 6 is provided with projection 51, described protruding 51 are positioned at one end of fastening piece 6 corresponding rotation parts 5, in described protruding 51, be provided with and the chute 52 that supplies fastening piece 6 slippages, described chute 52 one end near the sidewall of revolving part 5 and chute 52 the other ends near inner ring 2, between described revolving part 6 and inner ring 2, be provided with fixing part, described chute 52 includes restraining groove 521, described fastening piece 6 one end are provided with fixture block 61, described fixture block 61 is connected with restraining groove 521, the end face of described fastening piece 6 one end is provided with tooth bar 62, described tooth bar 62 is positioned at the opposite end of fixture block 61, described revolving part 55 two ends have been bent to form projection 53, described inner ring 2 includes groove 7, described revolving part 55 is connected with groove 7 by projection 53, described fixing part includes the fixed block 8 being movably connected on inner ring 2 end faces, described inner ring 2 is fixedly connected with projection 53 by fixed block 8, the wall of described chute 52 is all the crooked setting of camber line (wall of chute also can arrange and be inclined-plane setting) herein with the wall of projection 51 corresponding bearing shaft one sides, described inner ring axial length is greater than outer ring axial length, described outer ring sleeve is located at inner ring middle part, described inner ring two ends are all arranged with revolving part.
When processing is installed, outer ring 1 is sheathed on inner ring 2, and ball 3 is positioned between outer ring 1 and inner ring 2, then retainer 4 is sheathed on ball 3, again then at revolving part 5(as preferably, revolving part is circular setting, circular setting is easy to workman's holding operation, facilitated operating process) with respect to the centre of end face, the projection 51 that cross section is circular arc is set, the chute 52 of the circular arc identical with projection 51 is set in projection 51, using fastening piece 6(as preferably, the side surface smooth cylindrical body of fastening piece for matching with through hole, cylindrical body side surface is smooth, reduced the friction between cylindrical body and through hole, reduced the torsion that action need is used, facilitated operation engineering, its one end is placed in chute, the other end is for conflicting the fixedly bearing shaft of inner ring, by rotating revolving part, cylindrical body can be slided in through hole, for regulating cylindrical body to be placed in one end length of inner ring, make can be used for the fixedly bearing shaft of different size diameter) with respect to one end of revolving part 5, be placed in chute 52, and energy relative sliding, then at fastening piece 6, with respect to one end of revolving part 5, fixture block 61 is set, and the restraining groove 1 matching with fixture block 61 in the interior setting of chute 52, but can not depart from chute 52, fastening piece 6 arranges tooth bar with respect to the other end end face of revolving part 5, the projection 53 protruding to inner ring 2 is set at revolving part 5 end faces, and the groove 7 of placing for projection 53 be circumferential recess is set with respect to the surface of outer ring 1 and corresponding to projection 53 places at inner ring 2, by projection 53, limit the position of revolving part 5 on inner ring 2, revolving part 5 can be rotated on inner ring 2, at inner ring 2 inwalls, the through hole 21 match is set on respect to the surface of the fastening piece 6 on revolving part 5 with fastening piece 6 end face sizes again, fastening piece 6 is placed in to through hole 21 with respect to the other end of revolving part 5, make fastening piece 6 in through hole 21, to wear slippage, the fixed block 8(that is provided for fixing projection 53 at inner ring 2 end faces corresponding to groove 7 places is as preferably, fixed block can be screw, screw is generally used for situation about not being moved between fixed object, screw was worn on inner ring end face conflict and projection, projection is fixed in groove can not be moved, and make to occur between revolving part and inner ring the situation of relative slippage), when bearing shaft is positioned in inner ring 2, revolving part 5 rotations, make the fastening piece 6 on it stretch out inner ring 2 inwalls and support and be located at bearing shaft surface by the through hole 21 on inner ring 2, then by fixed block 8 fixedly projection 53 in groove 7, be not moved, make, between revolving part 5 and inner ring 2, relative rotation phenomenon does not occur, fastening piece 6 can be stablized to be contacted on bearing shaft, bearing shaft is stablized to be fixed in inner ring 2.
During use, bearing shaft is placed in to inner ring 2, then the revolving part 5 on temperature of inner ring during rotation 2, make to be connected to the fastening piece 6 sliding in the cavity in revolving part 5 on revolving part 5 stretches out from through hole 21, conflict and bearing shaft surface in its one end away from revolving part 5, make bearing shaft that relative sliding not occur in inner ring 2, then by fixing revolving part 5 and inner ring 2 rotation phenomenon that do not slide of the fixed block 8 of revolving part 5 and inner ring 2 joints, fastening piece 6 can be stablized and be fixed on bearing shaft surface, when bearing shaft need to take out from inner ring 2, fixed block 8 is unclamped, revolving part 5 can be rotated with respect to inner ring 2, drive fastening piece 6 by through hole 21 retraction through holes 21, make bearing shaft loosening in inner ring 2, can take out inner ring 2.
The utlity model has following advantage: be provided with fastening piece, make the bearing shaft of different size diameter all can be used for this bearing, and fix by fastening piece, improved the degree of stability between inner ring and bearing shaft, between revolving part and inner ring, fixed block is set, improve the safety in utilization of bearing, extended the working life of bearing, reduced cost of equipment maintenance.
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 (7)
1. a bearing with fastening piece, comprise inner ring, be set in the outer ring on inner ring, be placed in the bearing shaft of inner ring, it is characterized in that: described inner ring two ends are all arranged with revolving part, described inner ring corresponding rotation part one end is provided with some through holes, in described through hole, be equipped with fastening piece, one end of described fastening piece is provided with projection, described projection is positioned at one end of fastening piece corresponding rotation part, in described projection, be provided with and the chute that supplies fastening piece slippage, described chute one end near the sidewall of revolving part and the chute the other end near inner ring, between described revolving part and inner ring, be provided with fixing part.
2. a kind of bearing with fastening piece according to claim 1, is characterized in that: described chute includes restraining groove, and described fastening piece one end is provided with fixture block, and described fixture block is connected with restraining groove.
3. a kind of bearing with fastening piece according to claim 2, is characterized in that: the end face of described fastening piece one end is provided with tooth bar, and described tooth bar is positioned at the opposite end of fixture block.
4. a kind of bearing with fastening piece according to claim 1, is characterized in that: described revolving part two ends have been bent to form projection, and described inner ring includes groove, and described revolving part is connected with groove by projection.
5. a kind of bearing with fastening piece according to claim 4, is characterized in that: described fixing part includes the fixed block being movably connected on inner ring end face, and described inner ring is fixedly connected with projection by fixed block.
6. a kind of bearing with fastening piece according to claim 1, is characterized in that: the wall of described chute is all the crooked setting of camber line with the wall of protruding corresponding bearing shaft one side.
7. a kind of bearing with fastening piece according to claim 1, is characterized in that: described inner ring axial length is greater than outer ring axial length, and described outer ring sleeve is located at inner ring middle part, and described inner ring two ends are all arranged with revolving part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420454788.9U CN203979167U (en) | 2014-08-13 | 2014-08-13 | A kind of bearing with fastening piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420454788.9U CN203979167U (en) | 2014-08-13 | 2014-08-13 | A kind of bearing with fastening piece |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203979167U true CN203979167U (en) | 2014-12-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420454788.9U Expired - Fee Related CN203979167U (en) | 2014-08-13 | 2014-08-13 | A kind of bearing with fastening piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203979167U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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
- 2014-08-13 CN CN201420454788.9U patent/CN203979167U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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: 20141203 Termination date: 20160813 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |