CN107830051A - A kind of three-row cylindrical roller bearing - Google Patents
A kind of three-row cylindrical roller bearing Download PDFInfo
- Publication number
- CN107830051A CN107830051A CN201711273499.3A CN201711273499A CN107830051A CN 107830051 A CN107830051 A CN 107830051A CN 201711273499 A CN201711273499 A CN 201711273499A CN 107830051 A CN107830051 A CN 107830051A
- Authority
- CN
- China
- Prior art keywords
- inner ring
- outer ring
- cylindrical roller
- retainer
- ring
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
- F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
- F16C19/38—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with two or more rows of rollers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C19/00—Bearings with rolling contact, for exclusively rotary movement
- F16C19/54—Systems consisting of a plurality of bearings with rolling friction
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/58—Raceways; Race rings
- F16C33/583—Details of specific parts of races
- F16C33/585—Details of specific parts of races of raceways, e.g. ribs to guide the rollers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2300/00—Application independent of particular apparatuses
- F16C2300/02—General use or purpose, i.e. no use, purpose, special adaptation or modification indicated or a wide variety of uses mentioned
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
Abstract
The invention discloses a kind of three-row cylindrical roller bearing, including bearing body, the bearing body includes the first outer ring, the second outer ring, the first inner ring, the second inner ring, the 3rd outer ring and the 3rd inner ring；The first retainer is provided between first inner ring and the first outer ring；The first cylindrical roller is provided with first retainer；The second retainer is provided between second inner ring and the second outer ring；The second cylindrical roller is provided with second retainer；The 3rd retainer is provided between 3rd inner ring and the 3rd outer ring, is provided with the 3rd cylindrical roller on the 3rd retainer, one end of first inner ring and the first outer ring is fixed with the first end cap；One end of second inner ring and the second outer ring is fixed with the second end cap, and the 3rd inner ring and one end of the 3rd outer ring are fixed with the 3rd end cap.The beneficial effect of the invention is big rigidity, large carrying capacity and deformed after by load small.
Description
Technical field
The invention belongs to technical field of bearings, and in particular to a kind of three-row cylindrical roller bearing.
Background technology
China is one of country of earliest invention rolling bearing in the world, in Chinese Ancient Books, the structure on axle bearing
Make early on the books.From archaeology historical relic with terms of data, the most ancient bearing with modern rolling bearing structure blank of China, occurring
In modern Shanxi Province's Yongji County Xue Jiaya villages of B.C. 221~207 years (Qin Dynasty).After founding of New, particularly this century seven
Since the ten's, under the powerful promotion of reform and opening-up, bearing industry enters a brand-new high-quality fast-developing period and existed
17th century end, C. watts of Lip river of Britain manufactures and designs ball bearing, and the fertile think ofs of P. on probation and Britain obtain ball on postal car
The patent of bearing.18 end of the centurys H.R. hertz of Germany delivers paper on ball bearing contact stress.In hertz achievement
On the basis of, German R. applies Trebek, the A. pa nurse Glenns et al. of Sweden have carried out substantial amounts of experiment, to developing rolling bearing
Design theory and Calculation of Fatigue Life contribute.Then, the N.P. Dinko Petrov application newton law of viscosity meters of Russia
Calculate bearing friction.Discovery of the O. Reynolds of Britain to Bristol has carried out mathematical analysis, is derived Reynolds equation, and stream has been established from this
The theoretical basis of body hydrodynamic lubrication.Founding the state over 50 years, Chinese bearing work obtains remarkable achievement already.
Current three-row cylindrical roller bearing, rigidity is small, bearing capacity is small and is deformed after by load big.
Therefore, invent a kind of three-row cylindrical roller bearing and seem very necessary.
The content of the invention
It is current to solve to propose in above-mentioned background technology it is an object of the invention to provide a kind of three-row cylindrical roller bearing
Three-row cylindrical roller bearing, rigidity it is small, bearing capacity is small and the problem of big is deformed after by load.
To achieve the above object, the present invention provides following technical scheme：A kind of three-row cylindrical roller bearing, including bearing sheet
Body, the first retainer, the first end cap, the first outer ring, the second outer ring, the first inner ring, the second end cap, the second inner ring, the first cylinder
Roller, the second cylindrical roller, the second retainer, the 3rd outer ring, the 3rd end cap, the 3rd cylindrical roller, the 3rd retainer and the 3rd
Inner ring, the bearing body include the first outer ring, the second outer ring, the first inner ring, the second inner ring, the 3rd outer ring and the 3rd inner ring；
The first retainer is provided between first inner ring and the first outer ring；The rolling of the first cylinder is provided with first retainer
Son；The second retainer is provided between second inner ring and the second outer ring；The second cylinder is provided with second retainer
Roller；The 3rd retainer is provided between 3rd inner ring and the 3rd outer ring, is provided with the 3rd retainer
One end of three cylindrical rollers, first inner ring and the first outer ring is fixed with the first end cap；Second inner ring and the second outer ring
One end be fixed with the second end cap, the 3rd inner ring and one end of the 3rd outer ring are fixed with the 3rd end cap.
Further, the both sides of first outer ring are provided with rib.
Further, the both sides of second outer ring are provided with rib.
Further, the both sides of first inner ring are provided with rib.
Further, the both sides of second inner ring are provided with rib.
Further, the both sides of the 3rd inner ring are provided with rib.
Further, the both sides of the 3rd outer ring are provided with rib.
The technique effect and advantage of the present invention：The three-row cylindrical roller bearing, by set the first outer ring, the second outer ring,
First inner ring, the second inner ring, the 3rd outer ring and the 3rd inner ring are combined into, and is set between the first inner ring and the first outer ring
One retainer, and the first cylindrical roller is set on the first retainer, and set between the second inner ring and the second outer ring
Second retainer, and the second cylindrical roller is set on the second retainer, is provided between the 3rd inner ring and the 3rd outer ring
Three retainers, the 3rd cylindrical roller is provided with the 3rd retainer and is combined into three-row cylindrical roller bearing so that rigidity is big, carrying
Ability is big and is deformed after by load small.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
In figure：1- bearing bodies；The retainers of 2- first；The end caps of 3- first；The outer rings of 4- first；The outer rings of 5- second；6- first
Inner ring；The end caps of 7- second；The inner rings of 8- second；The cylindrical rollers of 9- first；The cylindrical rollers of 10- second；The retainers of 11- second.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of creative work is not made
Embodiment, belong to the scope of protection of the invention.
The invention provides a kind of three-row cylindrical roller bearing as shown in Figure 1, including bearing body 1, the first retainer
2nd, the first end cap 3, the first outer ring 4, the second outer ring 5, the first inner ring 6, the second end cap 7, the second inner ring 8, the first cylindrical roller 9,
Second cylindrical roller 10, the second retainer 11, the 3rd outer ring 12, the 3rd end cap 13, the 3rd cylindrical roller 14, the 3rd retainer 15
With the 3rd inner ring 16, the bearing body 1 include the first outer ring 4, the second outer ring 5, the first inner ring 6, outside the second inner ring the 8, the 3rd
The inner ring 16 of circle 12 and the 3rd；The first retainer 2 is provided between the outer ring 4 of first inner ring 6 and first；First retainer
The first cylindrical roller 9 is provided with 2；The second retainer 11 is provided between the outer ring 5 of second inner ring 8 and second；Described
The second cylindrical roller 10 is provided with two retainers 11；The 3rd is provided between 3rd inner ring 16 and the 3rd outer ring 12
Retainer 15, is provided with the 3rd cylindrical roller 14 on the 3rd retainer 15, and the one of the outer ring 4 of the first inner ring 6 and first
End is fixed with the first end cap 3；One end of the outer ring 5 of second inner ring 8 and second is fixed with the second end cap 7, the 3rd inner ring
16 are fixed with the 3rd end cap 13 with one end of the 3rd outer ring 12.
Further, the both sides of first outer ring 4 are provided with rib.
Further, the both sides of second outer ring 5 are provided with rib.
Further, the both sides of first inner ring 6 are provided with rib.
Further, the both sides of second inner ring 8 are provided with rib.
Further, the both sides of the 3rd inner ring 16 are provided with rib.
Further, the both sides of the 3rd outer ring 12 are provided with rib.
Operation principle：The three-row cylindrical roller bearing, by setting the first outer ring 4, the second outer ring 5, the first inner ring 6, the
Two inner rings 8, the 3rd outer ring 12 and the 3rd inner ring 16 are combined into, and set first to protect between the first inner ring 6 and the first outer ring 4
Frame 2 is held, and the first cylindrical roller 9 is set on the first retainer 2, and is set between the second inner ring 8 and the second outer ring 5
Second retainer 11, and the second cylindrical roller 10 is set on the second retainer 11, the 3rd inner ring 16 and the 3rd outer ring 12 it
Between be provided with the 3rd retainer 15, being provided with the 3rd cylindrical roller 14 on the 3rd retainer 15 is combined into three-row cylindrical roller axle
Hold so that rigidity is big, large carrying capacity and is deformed after by load small.
Using technical scheme of the present invention, or those skilled in the art is under the inspiration of technical solution of the present invention, if
Similar technical scheme is counted out, and reaches above-mentioned technique effect, is to fall into protection scope of the present invention.
Claims (7)
1. a kind of three-row cylindrical roller bearing, including bearing body (1), the first retainer (2), the first end cap (3), the first outer ring
(4), the second outer ring (5), the first inner ring (6), the second end cap (7), the second inner ring (8), the first cylindrical roller (9), the second cylinder
Roller (10), the second retainer (11), the 3rd outer ring (12), the 3rd end cap (13), the 3rd cylindrical roller (14), the 3rd retainer
And the 3rd inner ring (16) (15), it is characterised in that：The bearing body (1) includes the first outer ring (4), the second outer ring (5), first
Inner ring (6), the second inner ring (8), the 3rd outer ring (12) and the 3rd inner ring (16)；First inner ring (6) and the first outer ring (4) it
Between be provided with the first retainer (2)；The first cylindrical roller (9) is provided with first retainer (2)；Second inner ring
(8) the second retainer (11) is provided between the second outer ring (5)；The rolling of the second cylinder is provided with second retainer (11)
Sub (10)；The 3rd retainer (15) is provided between 3rd inner ring (16) and the 3rd outer ring (12), the described 3rd protects
Hold and the 3rd cylindrical roller (14) is provided with frame (15), first inner ring (6) and one end of the first outer ring (4) are fixed with first
End cap (3)；Second inner ring (8) and one end of the second outer ring (5) are fixed with the second end cap (7), the 3rd inner ring (16)
The 3rd end cap (13) is fixed with one end of the 3rd outer ring (12).
A kind of 2. three-row cylindrical roller bearing according to claim 1, it is characterised in that：The two of first outer ring (4)
Side is provided with rib.
A kind of 3. three-row cylindrical roller bearing according to claim 1, it is characterised in that：The two of second outer ring (5)
Side is provided with rib.
A kind of 4. three-row cylindrical roller bearing according to claim 1, it is characterised in that：The two of first inner ring (6)
Side is provided with rib.
A kind of 5. three-row cylindrical roller bearing according to claim 1, it is characterised in that：The two of second inner ring (8)
Side is provided with rib.
A kind of 6. three-row cylindrical roller bearing according to claim 1, it is characterised in that：The two of 3rd inner ring (16)
Side is provided with rib.
A kind of 7. three-row cylindrical roller bearing according to claim 1, it is characterised in that：The two of 3rd outer ring (12)
Side is provided with rib.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711273499.3A CN107830051A (en) | 2017-12-06 | 2017-12-06 | A kind of three-row cylindrical roller bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711273499.3A CN107830051A (en) | 2017-12-06 | 2017-12-06 | A kind of three-row cylindrical roller bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107830051A true CN107830051A (en) | 2018-03-23 |
Family
ID=61641853
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711273499.3A Pending CN107830051A (en) | 2017-12-06 | 2017-12-06 | A kind of three-row cylindrical roller bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107830051A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113202860A (en) * | 2021-05-08 | 2021-08-03 | 洛阳新强联回转支承股份有限公司 | Three-row cylindrical roller wind power main shaft bearing with convex end surface and double-row rollers |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19603701A1 (en) * | 1996-02-02 | 1997-08-07 | Fag Aircraft Gmbh | Three-ring rolling contact bearing with straddled rotating intermediate ring |
| CN200985953Y (en) * | 2006-12-15 | 2007-12-05 | 张学志 | Six-row cylindrical roller bearing used on roll of roller mill |
| CN202132378U (en) * | 2011-06-20 | 2012-02-01 | 常州市武进永达机械轴承有限公司 | Three-row cylinder roller bearing |
| CN202280735U (en) * | 2011-08-25 | 2012-06-20 | 中国航空动力机械研究所 | Triple ball bearing pack and bearing assembling structure provided with same |
| CN202326715U (en) * | 2011-11-23 | 2012-07-11 | 人本集团有限公司 | Double-row cylindrical full-roller self-locking bearing |
| DE102011088716A1 (en) * | 2011-12-15 | 2013-06-20 | Schaeffler Technologies AG & Co. KG | Roller bearing such as a double-row radial spherical roller bearing, has multiple barrel-shaped rolling elements, which are rolled-off in three rows of bearings between two concave running tracks around bearing axis |
| CN104214210A (en) * | 2014-08-07 | 2014-12-17 | 南车株洲电力机车有限公司 | Double-row-cylindrical-roller bearing |
-
2017
- 2017-12-06 CN CN201711273499.3A patent/CN107830051A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19603701A1 (en) * | 1996-02-02 | 1997-08-07 | Fag Aircraft Gmbh | Three-ring rolling contact bearing with straddled rotating intermediate ring |
| CN200985953Y (en) * | 2006-12-15 | 2007-12-05 | 张学志 | Six-row cylindrical roller bearing used on roll of roller mill |
| CN202132378U (en) * | 2011-06-20 | 2012-02-01 | 常州市武进永达机械轴承有限公司 | Three-row cylinder roller bearing |
| CN202280735U (en) * | 2011-08-25 | 2012-06-20 | 中国航空动力机械研究所 | Triple ball bearing pack and bearing assembling structure provided with same |
| CN202326715U (en) * | 2011-11-23 | 2012-07-11 | 人本集团有限公司 | Double-row cylindrical full-roller self-locking bearing |
| DE102011088716A1 (en) * | 2011-12-15 | 2013-06-20 | Schaeffler Technologies AG & Co. KG | Roller bearing such as a double-row radial spherical roller bearing, has multiple barrel-shaped rolling elements, which are rolled-off in three rows of bearings between two concave running tracks around bearing axis |
| CN104214210A (en) * | 2014-08-07 | 2014-12-17 | 南车株洲电力机车有限公司 | Double-row-cylindrical-roller bearing |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113202860A (en) * | 2021-05-08 | 2021-08-03 | 洛阳新强联回转支承股份有限公司 | Three-row cylindrical roller wind power main shaft bearing with convex end surface and double-row rollers |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180323 |
|
| RJ01 | Rejection of invention patent application after publication |