CN204828282U - Novel single -row roller bearing - Google Patents
Novel single -row roller bearing Download PDFInfo
- Publication number
- CN204828282U CN204828282U CN201520368356.0U CN201520368356U CN204828282U CN 204828282 U CN204828282 U CN 204828282U CN 201520368356 U CN201520368356 U CN 201520368356U CN 204828282 U CN204828282 U CN 204828282U
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- rolling body
- pit
- bar shaped
- roller bearing
- novel single
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Abstract
The utility model relates to a novel single -row roller bearing. It has solved current bearing roller technical problem such as easily wear and tear. Including bearing inner race, bearing inner race, keep the support body, the bar keeps the hole and the roller body, the bar keeps hole both sides outside to be equipped with spacing through the grafting structure respectively, spacing all is arc and spacing inboard and has the arc and keep the face, and the arc keeps having a plurality of bar oil grooves on the face, roller body circumference has a plurality of and bar oil groove dislocation set's annular oil groove one by one, roller body both ends center all has and keeps the blind hole that nose end portion offseted and lean on with the bar, be equipped with respectively on the terminal surface at roller body both ends a plurality of on the circumferencial direction evenly distributed and be located the pit in the blind hole outside, and the pit quantity on the terminal surface of roller body both ends equals and dislocation set. The advantage lies in: the be convenient for installation of roller, the lubrication degree is high, and the lubrication degree is good between the difficult wearing and tearing of roller tip and the roller body and the holder, long service life.
Description
Technical field
The utility model belongs to technical field of automobile, particularly relates to a kind of Novel single-row roller bearing.
Background technique
Roller bearing is the rolling bearing making rolling element with short cylindrical, circular cone or drum-shaped roller.Mainly contain the structural types such as centripetal short columnar roller, double-row spherical roller, tapered roller and thrust roller.Common roller bearing is by bearing enclose and the retainer that is arranged between the two, and roller is arranged on for separating of each roller on retainer, keeps roller spacing equal, makes load mean allocation.The problems such as but existing roller bearing also exists in use: poor stability, and bearing capacity is poor, install inconvenience, roller end and outside are easy to wear, and working life is short, and roller lubrication degree is poor.
In order to solve prior art Problems existing, people have carried out long-term exploration, propose solution miscellaneous.Such as, Chinese patent literature discloses a kind of wear-resisting type roller bearing [application number: 201110119547.X], form primarily of bearing race, bearing blowout patche, roller and retainer, it is characterized in that: described roller is two row and row cylinder roller is arranged in retainer, described retainer is provided with a flange, described two row also row cylinder roller and retainer are that integrative-structure is arranged on bearing race, and described bearing shaft snare arranges on the integrative-structure of also row cylinder roller and retainer two.
Above-mentioned scheme improves the subproblem of prior art to a certain extent, such as, to some extent solve the problem that retainer is easy to wear, but, also at least there is following defect in the program: poor stability, roller install inconvenience, roller end and outside easy to wear, the problem of retainer lubricity difference.
Summary of the invention
The purpose of this utility model is for the problems referred to above, provides a kind of design more reasonable, the nonabradable Novel single-row roller bearing in roller end and outside.
For achieving the above object, the utility model have employed following technical proposal: this Novel single-row roller bearing, comprise the bearing outer ring and bearing inner race that arrange with one heart, maintenance support body is cylindrically provided with between described bearing outer ring and bearing inner race, described maintenance support body circumference has some along keeping the axially extended bar shaped retaining hole of support body, be provided with in described bar shaped retaining hole can circumference rotate and contact with bearing outer ring and bearing inner race respectively rolling body, it is characterized in that, described outside, bar shaped retaining hole both sides is provided with positive stop strip respectively by plug in structure, described positive stop strip is all curved and have the arc holding surface leant with rolling body inside positive stop strip, and described arc holding surface has the bar shaped oil groove of some arcuately holding surface length directions extension, described rolling body circumference has some annular oil grooves shifted to install one by one with bar shaped oil groove, described center, rolling body two ends all has the blind hole leant with bar shaped retaining hole end, the end face at described rolling body two ends is respectively equipped with and is somely uniformly distributed in a circumferential direction and is positioned at the pit outside blind hole, and pit quantity on described rolling body two ends end face is equal and shift to install.Blind hole can prevent rolling body end wear and may be used for storing lubricant oil, pit can prevent outer circumferential, terminal body end from wearing and tearing and the pit at two ends shifts to install good stability when rolling body circumference can be made to rotate, and annular oil groove can improve the lubricity outside rolling body.
In above-mentioned Novel single-row roller bearing, described blind hole is connected with the communicating passage coaxially arranged with rolling body, and described rolling body circumference has some annular oil grooves, and is provided with some oilholes be connected with communicating passage in described annular oil groove.
In above-mentioned Novel single-row roller bearing, the oilhole in each annular oil groove is all in a discrete distribution along helix; The projection of each oilhole on rolling body cross section is all positioned at circumferentially same and is uniformly distributed in a circumferential direction.
In above-mentioned Novel single-row roller bearing, described plug in structure comprises the locating column being arranged on positive stop strip end, the upper jack being provided with setting corresponding with locating column in bar shaped retaining hole side of described maintenance support body, described locating column inserts in jack and described jack is arranged towards bar shaped retaining hole lopsidedness.
In above-mentioned Novel single-row roller bearing, described locating column cross section in the isosceles trapezoid with short parallel edges and long parallel edges, and the length of the short parallel edges of described locating column, the length of long parallel edges and short parallel edges to long parallel edges distance three between ratio be: 1:2-3:1.5-2.
In above-mentioned Novel single-row roller bearing, the width that described bar shaped retaining hole is positioned at the external side of retainer diminishes gradually to the width of inner side, and bar shaped retaining hole both sides have inclination and the arc-shaped recliner face contacted with rolling body outer circumferential respectively, described arc holding surface and arc-shaped recliner face all belong to the different curved portions of same circle.
In above-mentioned Novel single-row roller bearing, described positive stop strip diminishes gradually with the width of the width of one end keeping support body to be connected to the other end.
In above-mentioned Novel single-row roller bearing, described pit is tapered, and the width of described pit outside to the width diameter of bottom diminishes, and the depth size of described blind hole is greater than the depth size of pit.
In above-mentioned Novel single-row roller bearing, the quantity of the pit on described rolling body two ends end face is four, and the pit on described rolling body one end end face projects on an opposite end and surrounds formation loop configuration with the pit being positioned at this end end face.
In above-mentioned Novel single-row roller bearing, described outer circumferential, maintenance support body two ends all outwards overturns and forms annular retaining ring.
Compared with prior art, the advantage of this Novel single-row roller bearing is: structure is simple, good stability, and be convenient to the installation of roller, lubricity is high, roller end not easy to wear and between rolling body and retainer lubricity good, long service life.
Accompanying drawing explanation
Fig. 1 is the structural representation that the utility model provides.
Fig. 2 is the structural representation being provided with the maintenance support body of rolling body that the utility model provides.
Fig. 3 is the partial sectional view being provided with the maintenance support body of rolling body that the utility model provides.
Fig. 4 is the structure sectional view of the locating column that the utility model provides.
Fig. 5 is the structure sectional view of the rolling body that the utility model provides.
In figure, bearing outer ring 1, bearing inner race 2, maintenance support body 3, bar shaped retaining hole 31, arc-shaped recliner face 311, annular retaining ring 32, rolling body 4, annular oil groove 41, blind hole 42, pit 43, communicating passage 44, oilhole 45, plug in structure 5, locating column 51, short parallel edges 511, long parallel edges 512, jack 52, positive stop strip 6, arc holding surface 61, bar shaped oil groove 611.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
As Figure 1-5, this Novel single-row roller bearing, comprise the bearing outer ring 1 and bearing inner race 2 that arrange with one heart, maintenance support body 3 is cylindrically provided with between described bearing outer ring 1 and bearing inner race 2, described maintenance support body 3 circumference has some along keeping the axially extended bar shaped retaining hole 31 of support body 3, be provided with in described bar shaped retaining hole 31 can circumference rotate and contact with bearing outer ring 1 and bearing inner race 2 respectively rolling body 4, it is characterized in that, described outside, bar shaped retaining hole 31 both sides is provided with positive stop strip 6 respectively by plug in structure 5, described positive stop strip 6 is all curved and have the arc holding surface 61 leant with rolling body 4 inside positive stop strip 6, and described arc holding surface 61 has the bar shaped oil groove 611 of some arcuately holding surface 61 length directions extension, described rolling body 4 circumference has some annular oil grooves 41 shifted to install one by one with bar shaped oil groove 611, described center, rolling body 4 two ends all has the blind hole 42 leant with bar shaped retaining hole 31 end, the end face at described rolling body 4 two ends is respectively equipped with and is somely uniformly distributed in a circumferential direction and is positioned at the pit 43 outside blind hole 42, and pit 43 quantity on described rolling body 4 two ends end face is equal and shift to install, blind hole 42 can prevent rolling body 4 end wear and may be used for storing lubricant oil, pit 43 can prevent outer circumferential, rolling body 4 end from wearing and tearing and the pit 43 at two ends shifts to install good stability when rolling body 4 circumference can be made to rotate, and annular oil groove 41 can improve the lubricity outside rolling body 4.
Particularly, blind hole 42 is here connected with the coaxial communicating passage 44 arranged with rolling body 4, and described rolling body 4 circumference has some annular oil grooves 41, and is provided with some oilholes 45 be connected with communicating passage 44 in described annular oil groove 41.Wherein, the oilhole 45 in each annular oil groove 41 is all in a discrete distribution along helix; The projection of each oilhole 45 on rolling body 4 cross section is all positioned at circumferentially same and is uniformly distributed in a circumferential direction.
Plug in structure 5 in the present embodiment comprises the locating column 51 being arranged on positive stop strip 6 end, described maintenance support body 3 is positioned at the jack 52 that bar shaped retaining hole 31 side is provided with setting corresponding with locating column 51, described locating column 51 inserts in jack 52 and described jack 52 is arranged towards bar shaped retaining hole 31 lopsidedness.Wherein, here locating column 51 cross section in having the isosceles trapezoid of short parallel edges 511 with long parallel edges 512, and the length of the short parallel edges 511 of described locating column 51, the length of long parallel edges 512 and short parallel edges 511 to long parallel edges 512 distance three between ratio be: 1:2-3:1.5-2.
Preferably, bar shaped retaining hole 31 in the present embodiment is positioned at and keeps the width outside support body 3 to diminish gradually to the width of inner side, and bar shaped retaining hole 31 both sides have inclination and the arc-shaped recliner face 311 contacted with rolling body 4 outer circumferential respectively, described arc holding surface 61 and arc-shaped recliner face 311 all belong to the different curved portions of same circle.Wherein, width to the width of the other end of positive stop strip 6 here and the one end keeping support body 3 to be connected diminishes gradually.
Further, the pit 43 in the present embodiment is tapered, and the width of described pit 43 outside to the width diameter of bottom diminishes, and the depth size of described blind hole 42 is greater than the depth size of pit 43.The quantity of the pit 43 on rolling body 4 two ends end face is here four, and the pit 43 on described rolling body 4 one end end face projects on an opposite end and surrounds formation loop configuration with the pit 43 being positioned at this end end face.In addition, outer circumferential, maintenance support body 3 two ends here all outwards overturns and forms annular retaining ring 32.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various amendment or supplements or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present utility model or surmount the scope that appended claims defines.
Although more employ bearing outer ring 1, bearing inner race 2 herein, keep the terms such as support body 3, bar shaped retaining hole 31, arc-shaped recliner face 311, annular retaining ring 32, rolling body 4, annular oil groove 41, blind hole 42, pit 43, communicating passage 44, oilhole 45, plug in structure 5, locating column 51, short parallel edges 511, long parallel edges 512, jack 52, positive stop strip 6, arc holding surface 61, bar shaped oil groove 611, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.
Claims (10)
1. a Novel single-row roller bearing, comprise the bearing outer ring (1) and bearing inner race (2) that arrange with one heart, maintenance support body (3) is cylindrically provided with between described bearing outer ring (1) and bearing inner race (2), described maintenance support body (3) circumference has some along keeping support body (3) axially extended bar shaped retaining hole (31), be provided with in described bar shaped retaining hole (31) can circumference rotate and contact with bearing outer ring (1) and bearing inner race (2) respectively rolling body (4), it is characterized in that, described outside, bar shaped retaining hole (31) both sides is provided with positive stop strip (6) respectively by plug in structure (5), described positive stop strip (6) is all curved and positive stop strip (6) inner side has the arc holding surface (61) leant with rolling body (4), and described arc holding surface (61) has the bar shaped oil groove (611) of some arcuately holding surface (61) length directions extension, described rolling body (4) circumference has some annular oil grooves (41) shifted to install one by one with bar shaped oil groove (611), described rolling body (4) center, two ends all has the blind hole (42) leant with bar shaped retaining hole (31) end, the end face at described rolling body (4) two ends is respectively equipped with some be uniformly distributed in a circumferential direction and be positioned at blind hole (42) outside pit (43), and pit (43) quantity on the end face of described rolling body (4) two ends is equal and shift to install.
2. Novel single-row roller bearing according to claim 1, it is characterized in that, described blind hole (42) is connected with the coaxial communicating passage (44) arranged with rolling body (4), described rolling body (4) circumference has some annular oil grooves (41), and is provided with some oilholes (45) be connected with communicating passage (44) in described annular oil groove (41).
3. Novel single-row roller bearing according to claim 2, is characterized in that, the oilhole (45) in each annular oil groove (41) is all in a discrete distribution along helix; The projection of each oilhole (45) on rolling body (4) cross section is all positioned at circumferentially same and is uniformly distributed in a circumferential direction.
4. the Novel single-row roller bearing according to claim 1 or 2 or 3, it is characterized in that, described plug in structure (5) comprises the locating column (51) being arranged on positive stop strip (6) end, described maintenance support body (3) is positioned at bar shaped retaining hole (31) side and is provided with the jack (52) with locating column (51) corresponding setting, described locating column (51) inserts in jack (52) and described jack (52) is arranged towards bar shaped retaining hole (31) lopsidedness.
5. Novel single-row roller bearing according to claim 4, it is characterized in that, described locating column (51) cross section in the isosceles trapezoid with short parallel edges (511) and long parallel edges (512), and the length of the short parallel edges (511) of described locating column (51), the length of long parallel edges (512) and short parallel edges (511) to long parallel edges (512) distance three between ratio be: 1:(2-3): (1.5-2).
6. Novel single-row roller bearing according to claim 4, it is characterized in that, described bar shaped retaining hole (31) is positioned at and keeps the width in support body (3) outside to diminish gradually to the width of inner side, and bar shaped retaining hole (31) both sides have inclination and the arc-shaped recliner face (311) contacted with rolling body (4) outer circumferential respectively, described arc holding surface (61) and arc-shaped recliner face (311) all belong to the different curved portions of same circle.
7. Novel single-row roller bearing according to claim 4, is characterized in that, described positive stop strip (6) diminishes gradually with the width of the width of one end keeping support body (3) to be connected to the other end.
8. Novel single-row roller bearing according to claim 1, it is characterized in that, described pit (43) is tapered, and the outside width of described pit (43) to the width diameter of bottom diminishes, and the depth size of described blind hole (42) is greater than the depth size of pit (43).
9. Novel single-row roller bearing according to claim 8, it is characterized in that, the quantity of the pit (43) on described rolling body (4) two ends end face is four, and the pit (43) on the end face of described rolling body (4) one end projects on an opposite end and surrounds formation loop configuration with the pit (43) being positioned at this end end face.
10. Novel single-row roller bearing according to claim 1, is characterized in that, described maintenance support body (3) outer circumferential, two ends all outwards overturns and forms annular retaining ring (32).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520368356.0U CN204828282U (en) | 2015-05-31 | 2015-05-31 | Novel single -row roller bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520368356.0U CN204828282U (en) | 2015-05-31 | 2015-05-31 | Novel single -row roller bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204828282U true CN204828282U (en) | 2015-12-02 |
Family
ID=54685887
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520368356.0U Withdrawn - After Issue CN204828282U (en) | 2015-05-31 | 2015-05-31 | Novel single -row roller bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204828282U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104912920A (en) * | 2015-05-31 | 2015-09-16 | 德清恒富机械有限公司 | Novel single-row roller bearing |
-
2015
- 2015-05-31 CN CN201520368356.0U patent/CN204828282U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104912920A (en) * | 2015-05-31 | 2015-09-16 | 德清恒富机械有限公司 | Novel single-row roller bearing |
| CN104912920B (en) * | 2015-05-31 | 2017-05-31 | 德清恒富机械有限公司 | single-row roller bearing |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20151202 Effective date of abandoning: 20170531 |