CN205578534U - Radial axle is to combination bearing convenient to installation is dismantled - Google Patents
Radial axle is to combination bearing convenient to installation is dismantled Download PDFInfo
- Publication number
- CN205578534U CN205578534U CN201620137755.0U CN201620137755U CN205578534U CN 205578534 U CN205578534 U CN 205578534U CN 201620137755 U CN201620137755 U CN 201620137755U CN 205578534 U CN205578534 U CN 205578534U
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- China
- Prior art keywords
- roller bearing
- bearing
- cylindrical roller
- outer ring
- single row
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Abstract
The utility model relates to a bearing technology field, in particular to radial axle is to combination bearing convenient to installation is dismantled. The utility model discloses a biserial cylindrical roller bearing, two -way thrust cylindrical roller bearing and single -row cylindrical roller bearing has set gradually, biserial cylindrical roller bearing, inner circle of two -way thrust cylindrical roller bearing and the sharing of single -row cylindrical roller bearing, internal diameter axle head one side of inner circle is provided with the step, and the internal diameter axle head interference fit of inner circle installs the end cover, the utility model discloses still set up a spring retainer between inner circle internal diameter step and end cover, prevent drunkenness or wriggling between inner circle and the end cover for both become one, and hookup hole, bolt and axle head that the go side was covered link, just can make to adopt the clearance fit mode between bearing inner race and the axle, make installation, the dismantlement of bearing become light, convenient, the utility model discloses the fits of inner circle with the axle has been changed, the installation of the bearing of being convenient for, dismantlement.
Description
Technical field
This utility model relates to technical field of bearings, particularly to a kind of radial-axial combination bearing being easily installed dismounting.
Background technology
Axle end bearing on equipment, needs to tilt to install, it is desirable to can bear bigger radial load and axial load simultaneously, and be easily installed, dismantle；The mode generally used, for selecting a kind of radial bearing and a kind of thrust bearing combination to install, is respectively subjected to radial load and axial load；But owing to locus is limited, existing standard rolling bearing is selected all not reach bearing capacity requirement, and owing to axle and bearing are for tilting to install, in using, the radial force that the lower bearing of axle head bears is larger, the radial force that upper bearing bears is smaller, it is therefore necessary to improve the compound mode of bearing, improves the bearing capacity of bearing to greatest extent.
Bearing inner race typically uses interference fit with coordinating of axle, installs, dismantles difficulty, it is necessary to use mode of heating to carry out, and even with interference fits, has wriggling also to easily cause internal diameter and axle reptation or scuffing between inner ring and axle.
Summary of the invention
In order to overcome deficiency described above, the purpose of this utility model is to provide can bear bigger radial load and axial load simultaneously, does not have a kind of radial-axial combination bearing being easily installed dismounting wriggled and be easily installed, dismantle between inner ring and axle.
The technical scheme in the invention for solving the technical problem is:
A kind of radial-axial combination bearing being easily installed dismounting, wherein, including being disposed with Biserial cylindrical roller bearing, bi-directional thrust cylindrical roller bearing and single row roller bearing, described Biserial cylindrical roller bearing, bi-directional thrust cylindrical roller bearing and single row roller bearing share an inner ring；The internal diameter axle head side of described inner ring is provided with step, the internal diameter axle head interference fit of described inner ring is provided with end cap, the centre position of described end cap is provided with screw, described screw is evenly distributed in three for the connection holes being attached with the end of axle, inner ring draw-in groove it is provided with on described step, being provided with back-up ring draw-in groove on described end cap, described inner ring draw-in groove is connected by spring retainer with described back-up ring draw-in groove.
As a kind of improvement of the present utility model, described Biserial cylindrical roller bearing and single row roller bearing are full complement.
As further improvement of the utility model, described Biserial cylindrical roller bearing includes the first outer ring and the first roller；Described first outer ring is provided with two outside raceways in Biserial cylindrical roller bearing footpath, the both sides of described first outer ring are each provided with a Biserial cylindrical roller bearing rib, it is provided with centre rib between two outside raceways in Biserial cylindrical roller bearing footpath, the centre position of described centre rib is provided with uniform oilhole, and described first roller is double-row full-complement cylinder roller.
Further improving as of the present utility model, described single row roller bearing includes the second outer ring and the second roller；Described second outer ring is provided with an outside raceway in single row roller bearing footpath, the both sides of described second outer ring are each provided with a single row roller bearing rib, and the centre position of the outside raceway in described single row roller bearing footpath is provided with uniform oilhole；Described second roller is full-complement cylinder roller.
Further improving as of the present utility model, described bi-directional thrust cylindrical roller bearing includes outer ring spacer, interval roller and retainer, and described interval roller is arranged on described retainer, and described retainer includes retainer lid, keeps stand；Being evenly distributed in pocket hole on described holding stand, described retainer lid hoop is outside described holding stand, and described outer ring spacer is between described first outer ring and the second outer ring.
This utility model also sets up a spring retainer between inner ring inner diametric step and end cap, prevent the play between inner ring and end cap or wriggling, both are integrally forming, coupled with axle head by the connection holes on end cap, bolt, just can make to use between bearing inner race and axle gap fiting mode so that the installation of bearing, dismounting become light, convenient；This utility model can not only bear bi-directional axial load, bigger radial load simultaneously, and makes the distribution of load the most reasonable；Change the fit system of inner ring and axle, it is simple to the installation of bearing, dismounting；This utility model is not only effectively utilized space so that structure is the compactest, reasonable, but also substantially increases the axial carrying capacity of bearing.
Accompanying drawing explanation
For ease of explanation, this utility model is described in detail by following preferred embodiment and accompanying drawing.
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of the first outer ring of the present utility model；
Fig. 3 is the structural representation of the second outer ring of the present utility model；
Fig. 4 is the structural representation of inner ring of the present utility model；
Fig. 5 is the structural representation keeping stand of bi-directional thrust cylindrical roller bearing of the present utility model；
Fig. 6 is the structural representation of the retainer lid of bi-directional thrust cylindrical roller bearing of the present utility model；
Fig. 7 is the front view of end cap of the present utility model；
Fig. 8 is the side view of end cap of the present utility model；
Fig. 9 is the structural representation of spring retainer of the present utility model；
Reference: 1-the first outer ring, 2-inner ring, 3-end cap, 4-spring retainer, 5-the first roller, 6-outer ring spacer, 7-is spaced roller, 8-retainer lid, 9-keeps stand, 10-the second outer ring, 11-the second roller, the outside raceway in 12-Biserial cylindrical roller bearing footpath, 13-Biserial cylindrical roller bearing rib, the outside raceway in 14-single row roller bearing footpath, 15-single row roller bearing rib, raceway in 16-Biserial cylindrical roller bearing, raceway in 17-single row roller bearing, 18-bi-directional thrust cylindrical roller bearing the first raceway, 19-bi-directional thrust cylindrical roller bearing the second raceway, 20-inner ring draw-in groove, 21-back-up ring draw-in groove.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, this utility model is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain this utility model, is not used to limit this utility model.
As shown in Figure 1, Figure 2, shown in Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, Fig. 8 and Fig. 9, a kind of radial-axial combination bearing being easily installed dismounting of the present utility model includes being disposed with Biserial cylindrical roller bearing, bi-directional thrust cylindrical roller bearing and single row roller bearing, and Biserial cylindrical roller bearing, bi-directional thrust cylindrical roller bearing and single row roller bearing share an inner ring 2；The internal diameter axle head side of inner ring 2 is provided with step, the internal diameter axle head interference fit of inner ring 2 is provided with end cap 3, the centre position of end cap 3 is provided with screw, this screw is evenly distributed in three for the connection holes being attached with the end of axle, inner ring draw-in groove 20 it is provided with on step, back-up ring draw-in groove 21 it is provided with on end cap 3, inner ring draw-in groove 20 is connected by spring retainer 4 with back-up ring draw-in groove 21, prevent the play between inner ring 2 and end cap 3 or wriggling, both are integrally forming, by the connection holes on end cap 3, bolt couples with axle head, just can make to use between inner ring 2 and the axle of bearing gap fiting mode, make the installation of bearing, dismounting becomes light, convenient.
Further, Biserial cylindrical roller bearing and single row roller bearing are full complement.
This utility model provides the embodiment of a kind of Biserial cylindrical roller bearing, and Biserial cylindrical roller bearing includes the first outer ring 1 and the first roller 5；First outer ring 1 is provided with two outside raceways in Biserial cylindrical roller bearing footpath 12, the both sides of the first outer ring 1 are each provided with a Biserial cylindrical roller bearing rib 13, it is provided with centre rib between two outside raceways in Biserial cylindrical roller bearing footpath 12, the centre position of this centre rib is provided with uniform oilhole, and the first roller 5 is double-row full-complement cylinder roller.
This utility model provides the embodiment of a kind of single row roller bearing, and single row roller bearing includes the second outer ring 10 and the second roller 11；Second outer ring 10 is provided with an outside raceway in single row roller bearing footpath 14, and the both sides of the second outer ring 10 are each provided with a single row roller bearing rib 15, and the centre position of the outside raceway in single row roller bearing footpath 12 is provided with uniform oilhole；Second roller 11 is full-complement cylinder roller.
This utility model provides the embodiment of a kind of bi-directional thrust cylindrical roller bearing, and bi-directional thrust cylindrical roller bearing includes that outer ring spacer 6, interval roller 7 and retainer, interval roller 7 are arranged on retainer, and retainer includes retainer lid 8, keeps stand 9；Keeping being evenly distributed in pocket hole on stand 9, retainer lid 8 binds round and is keeping outside stand 9, and outer ring spacer 6 is between described first outer ring 1 and the second outer ring 10.
In this utility model, left end is Biserial cylindrical roller bearing, centre is bi-directional thrust cylindrical roller bearing, right-hand member is single row roller bearing, three kinds of bearings share an integral inner ring 2, the Biserial cylindrical roller bearing of left end and the single row roller bearing of right-hand member are used for bearing radial load, middle bi-directional thrust cylindrical roller bearing is used for bearing bi-directional axial load, and the Biserial cylindrical roller bearing of left end is big compared with the radial load that the single row roller bearing of right-hand member bears.
In this utility model, in order to utilize limited space, first right side, outer ring 1 of Biserial cylindrical roller bearing and the second left side, outer ring of single row roller bearing are designed with the structure of double effects, both Biserial cylindrical roller bearing rib/single row roller bearing rib can have been done, the raceway of bi-directional thrust cylindrical roller can be done again, make structure the compactest, reasonable, but also substantially increase the axial carrying capacity of bearing；Left and right two kinds of cylinder roller bearings use full dress roller structure, add roller number, also considerably increase the radial direction bearing capacity of bearing, and it is more reasonable that the carrying of bearing can be made to be distributed.
The Biserial cylindrical roller bearing of left end includes that first outer ring the 1, first roller 5 forms.There are two outside raceways in Biserial cylindrical roller bearing footpath 12 first outer ring 1, both sides are respectively arranged with a Biserial cylindrical roller bearing rib 13, a centre rib is had between two outside raceways in Biserial cylindrical roller bearing footpath 12, middle part at centre rib, it is provided with uniform oilhole, has oil-way in outer diameter face simultaneously.Right side Biserial cylindrical roller bearing rib 13 internal diameter extends close to raceway 16 in Biserial cylindrical roller bearing, keeps certain gap between the two；The right side of the first outer ring 1 can be as the Biserial cylindrical roller bearing rib end face of the first outer ring, again can be as the seat ring raceway of middle bi-directional thrust cylindrical roller bearing.First roller 5 is double-row full-complement cylinder roller, in the outside raceway in Biserial cylindrical roller bearing footpath 12 and Biserial cylindrical roller bearing between raceway 16；The Biserial cylindrical roller bearing of left end can bear bigger radial load.
The single row roller bearing of right-hand member includes that second outer ring the 10, second roller 11 forms；There is an outside raceway in single row roller bearing footpath 14 second outer ring 10, both sides are respectively arranged with a single row roller bearing rib 15, in outside raceway 14 middle part, single row roller bearing footpath, it is provided with uniform oilhole, has oil-way in outer diameter face simultaneously；Left side single row roller bearing rib 15 internal diameter extends close to raceway 17 in single row roller bearing, keeps certain gap between the two, and offers a radially oil groove, can play certain oil storage effect；The single row roller bearing rib 15 of the second outer ring 10 can be as the rib end face of the second outer ring 10, again can be as the seat ring raceway of middle bi-directional thrust cylindrical roller bearing；Second roller 11 is full-complement cylinder roller, in the outside raceway in single row roller bearing footpath 14 and single row roller bearing between raceway 17；The single row roller bearing of right-hand member can also bear bigger radial load, but compared with the Biserial cylindrical roller bearing of left end, radially bearing capacity is more slightly lower.
Middle bi-directional thrust cylindrical roller bearing includes outer ring spacer 6, interval roller 7, retainer lid 8, keeps stand 9 to form, two side planes that inner ring 2 intermediate ledge divides are respectively as bi-directional thrust cylindrical roller bearing the first raceway 18 and bi-directional thrust cylindrical roller bearing the second raceway 19, and another two thrust raceway is undertaken by the right side of the first outer ring 1 and the left side of the second outer ring 10 respectively；Middle two row interval rollers 7 lay respectively between Biserial cylindrical roller bearing rib 13, bi-directional thrust cylindrical roller bearing the second raceway 19 and bi-directional thrust cylindrical roller bearing the first raceway 18, single row roller bearing rib 15, the most uniform；It is provided with metal solid holding frame between the roller 7 of interval, by retainer lid 8, stand 9 is kept to form, keep circumference uniform distribution multiple pocket hole on stand 9, play the effect of interval roller 7, retainer lid 8 binds round and is keeping outside stand 9, use tight fit mode between retainer lid 8 and holding stand 9, in holding stand 9 and Biserial cylindrical roller bearing, in raceway 16, single row roller bearing, between raceway 17, constitute radial directed effect.
Outer ring spacer 6, between the first outer ring 1 and the second outer ring 10, plays the effect of the end-play adjusting bi-directional thrust cylindrical roller bearing, and outer ring spacer 6 middle part has oilhole and oil-way, plays lubrication.Middle bi-directional thrust cylindrical roller bearing can bear the axial load that left and right both direction is bigger.It is designed to not only do rib but also do raceway by the right side of the first outer ring 1 and the left side of the second outer ring 10, is not only effectively utilized space so that structure is the compactest, reasonable, but also substantially increases the axial carrying capacity of bearing.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all any amendment, equivalent and improvement etc. made within spirit of the present utility model and principle, within should be included in protection domain of the present utility model.
Claims (5)
1. the radial-axial combination bearing being easily installed dismounting, it is characterized in that, including being disposed with Biserial cylindrical roller bearing, bi-directional thrust cylindrical roller bearing and single row roller bearing, described Biserial cylindrical roller bearing, bi-directional thrust cylindrical roller bearing and single row roller bearing share an inner ring；The internal diameter axle head side of described inner ring is provided with step, the internal diameter axle head interference fit of described inner ring is provided with end cap, the centre position of described end cap is provided with screw, described screw is evenly distributed in three for the connection holes being attached with the end of axle, inner ring draw-in groove it is provided with on described step, being provided with back-up ring draw-in groove on described end cap, described inner ring draw-in groove is connected by spring retainer with described back-up ring draw-in groove.
A kind of radial-axial combination bearing being easily installed dismounting the most according to claim 1, it is characterised in that described Biserial cylindrical roller bearing and single row roller bearing are full complement.
A kind of radial-axial combination bearing being easily installed dismounting the most according to claim 1, it is characterised in that described Biserial cylindrical roller bearing includes the first outer ring and the first roller；Described first outer ring is provided with two outside raceways in Biserial cylindrical roller bearing footpath, the both sides of described first outer ring are each provided with a Biserial cylindrical roller bearing rib, it is provided with centre rib between two outside raceways in Biserial cylindrical roller bearing footpath, the centre position of described centre rib is provided with uniform oilhole, and described first roller is double-row full-complement cylinder roller.
A kind of radial-axial combination bearing being easily installed dismounting the most according to claim 3, it is characterised in that described single row roller bearing includes the second outer ring and the second roller；Described second outer ring is provided with an outside raceway in single row roller bearing footpath, the both sides of described second outer ring are each provided with a single row roller bearing rib, and the centre position of the outside raceway in described single row roller bearing footpath is provided with uniform oilhole；Described second roller is full-complement cylinder roller.
A kind of radial-axial combination bearing being easily installed dismounting the most according to claim 4, it is characterized in that, described bi-directional thrust cylindrical roller bearing includes outer ring spacer, interval roller and retainer, described interval roller is arranged on described retainer, and described retainer includes retainer lid, keeps stand；Being evenly distributed in pocket hole on described holding stand, described retainer lid hoop is outside described holding stand, and described outer ring spacer is between described first outer ring and the second outer ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620137755.0U CN205578534U (en) | 2016-02-24 | 2016-02-24 | Radial axle is to combination bearing convenient to installation is dismantled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620137755.0U CN205578534U (en) | 2016-02-24 | 2016-02-24 | Radial axle is to combination bearing convenient to installation is dismantled |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205578534U true CN205578534U (en) | 2016-09-14 |
Family
ID=56870988
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620137755.0U Expired - Fee Related CN205578534U (en) | 2016-02-24 | 2016-02-24 | Radial axle is to combination bearing convenient to installation is dismantled |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205578534U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387550A (en) * | 2017-09-07 | 2017-11-24 | 华东交通大学 | A kind of radial direction and the rolling bearing biaxially carried |
| CN109356998A (en) * | 2018-12-12 | 2019-02-19 | 中核新科（天津） 精密机械制造有限公司 | The close roller shafting of retarder heavy duty |
| CN109356999A (en) * | 2018-12-12 | 2019-02-19 | 中核新科（天津） 精密机械制造有限公司 | The close roller shafting of retarder high precision overloading |
| CN109538636A (en) * | 2018-12-11 | 2019-03-29 | 贵州天马虹山轴承有限公司 | A kind of can improve is coupled the squirrel-cage elasticity support of precision and holds |
-
2016
- 2016-02-24 CN CN201620137755.0U patent/CN205578534U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387550A (en) * | 2017-09-07 | 2017-11-24 | 华东交通大学 | A kind of radial direction and the rolling bearing biaxially carried |
| CN109538636A (en) * | 2018-12-11 | 2019-03-29 | 贵州天马虹山轴承有限公司 | A kind of can improve is coupled the squirrel-cage elasticity support of precision and holds |
| CN109356998A (en) * | 2018-12-12 | 2019-02-19 | 中核新科（天津） 精密机械制造有限公司 | The close roller shafting of retarder heavy duty |
| CN109356999A (en) * | 2018-12-12 | 2019-02-19 | 中核新科（天津） 精密机械制造有限公司 | The close roller shafting of retarder high precision overloading |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160914 Termination date: 20170224 |