CN207470611U - A kind of centripetal cylinder roller bearing - Google Patents
A kind of centripetal cylinder roller bearing Download PDFInfo
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- CN207470611U CN207470611U CN201721630028.9U CN201721630028U CN207470611U CN 207470611 U CN207470611 U CN 207470611U CN 201721630028 U CN201721630028 U CN 201721630028U CN 207470611 U CN207470611 U CN 207470611U
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- retainer
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- stock
- poppet
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Abstract
The utility model discloses a kind of centripetal cylinder roller bearings, including outer ring, inner ring, retainer, cylindrical roller, the outer ring includes oil sealing slot, outer rib, outer fissure, there is the oil sealing slot on the inside of the outer rib, the oil sealing slot has the outer fissure far from the outer rib side, there is the retainer on the inside of the outer ring, there is preceding sealing ring in the retainer front end, there is rear sealing ring in the retainer rear end, the retainer includes fore-stock, after-poppet, connecting rod, the connecting rod is between the fore-stock and the after-poppet, there is front-axle hole on the inside of the fore-stock, there is rear axis hole on the inside of the after-poppet, there is the cylindrical roller between the connecting rod, there is Roller Shaft inside the cylindrical roller, there is the inner ring on the inside of the cylindrical roller.Advantageous effect is：The utility model can be such that the center line of institute's assembled shaft is overlapped with bearing axis, have aligning effect, and service life is long, and bearing capacity is strong, and requirement on machining accuracy is low, and manufacture cost is few, is widely used.
Description
Technical field
The utility model is related to technical field of bearings, and in particular to a kind of centripetal cylinder roller bearing.
Background technology
Cylinder roller bearing bearing feature：1. roller and raceway for line contact or repair it is offline contact, radial direction large carrying capacity,
Suitable for bearing heavy load and impact load；2. friction coefficient is small, it is suitble at a high speed, limit speed is close to deep groove ball bearing；3.N types
And NU types are axially movable, and adapt to the variation of the axis caused by thermal expansion or installation error and shell relative position, can be made certainly
It is used by end bearing；4. pair axis or the processing request of bore are higher, outer ring axis skewed relative will be controlled strictly after bearing installation,
In order to avoid contact stress is caused to concentrate；5. inner ring or outer ring separate, it is easily installed and dismantles.
The centripetal cylinder roller bearing of tradition has the problems such as service life is short, and manufacture is of high cost, and bearing capacity is weak.
Utility model content
The purpose of this utility model is that solve the above-mentioned problems and provides a kind of centripetal cylinder roller bearing.
The utility model is achieved through the following technical solutions above-mentioned purpose：
A kind of centripetal cylinder roller bearing, including outer ring, inner ring, retainer, cylindrical roller, the outer ring includes oil sealing
There are the oil sealing slot in slot, outer rib, outer fissure, the outer rib inside, and the oil sealing slot has described far from the outer rib side
Outer fissure, the outer ring inside seal after having the retainer, the retainer front end to have preceding sealing ring, the retainer rear end to have
Circle, the retainer include fore-stock, after-poppet, connecting rod, and the connecting rod is between the fore-stock and the after-poppet, institute
Stating has front-axle hole on the inside of fore-stock, have rear axis hole on the inside of the after-poppet, there is the cylindrical roller, the circle between the connecting rod
There is Roller Shaft inside column roller, there is the inner ring on the inside of the cylindrical roller, the inner ring includes septal fossula, preceding rib, rear rib.
In above structure, the cylindrical roller is mounted on the retainer and then is put into the retainer described
Bearing outer fissure is finally putting into the inner ring and completes bearing assembling, and the cylindrical roller is matched with the outer fissure and the septal fossula
It closes lower generate to tilt, aligning is carried out to axis, then the outer ring is fixed in machine internal stent, in described in axis from bearing
Circle across so that the center line of axis is overlapped with the inner ring center line, and axis is facilitated to connect cooperation with machine internal mechanism.
In order to further improve the aligning effect of bearing, the preceding sealing ring material is rubber, the preceding seal ring with outer
It is slightly less than the oil sealing slot maximum gauge, the preceding sealing ring width is less than the oil sealing well width, the preceding sealing ring size
It is identical with the rear sealing ring specification.
In order to further improve the aligning effect of bearing, the fore-stock diameter is slightly larger than the after-poppet diameter, described
Front-axle hole is overlapped with the rear axle centerline hole and is intersected with the inner ring center line.
In order to further improve the aligning effect of bearing, the front-axle hole is identical with the rear axle pore size, the roller
Shaft diameter is identical with the front axle bore dia, and the cylindrical roller is connect with the Roller Shaft by axis hole.
In order to further improve the aligning effect of bearing, the connecting rod two end be respectively welded at the fore-stock, it is described after
On stent.
In order to further improve the aligning effect of bearing, the preceding rib diameter is more than the rear rib diameter, described interior
Ditch is truncated cone-shaped, and the septal fossula width is more than the distance between the fore-stock and the after-poppet.
In order to further improve the aligning effect of bearing, the preceding rib diameter is less than the preceding sealing ring maximum gauge,
The retainer material is copper alloy.
Advantageous effect is：The utility model can be such that the center line of institute's assembled shaft is overlapped with bearing axis, have and adjust
The heart acts on, and service life is long, and bearing capacity is strong, and requirement on machining accuracy is low, and manufacture cost is few, is widely used.
Description of the drawings
Fig. 1 is a kind of structure diagram of centripetal cylinder roller bearing described in the utility model；
Fig. 2 is the structure diagram of outer ring in a kind of centripetal cylinder roller bearing described in the utility model；
Fig. 3 is a kind of structure diagram of centripetal cylinder roller bearing inner ring described in the utility model.
Fig. 4 is the structure diagram of retainer in a kind of centripetal cylinder roller bearing described in the utility model.
The reference numerals are as follows：
1st, outer ring；2nd, preceding sealing ring；3rd, retainer；4th, fore-stock；5th, rear sealing ring；6th, after-poppet；7th, connecting rod；8th, cylinder
Roller；9th, inner ring；10th, Roller Shaft；11st, oil sealing slot；12nd, outer rib；13rd, outer fissure；14th, rear rib；15th, septal fossula；16th, front
Side；17th, front-axle hole；18；Axis hole afterwards.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings：
As Figure 1-Figure 4, a kind of centripetal cylinder roller bearing, including outer ring 1, inner ring 9, retainer 3, cylindrical roller 8,
Outer ring 1 includes oil sealing slot 11, outer rib 12, outer fissure 13, and there is oil sealing slot 11 in outer 12 inside of rib, and oil sealing slot 11 is preceding close to place
Seal 2, oil sealing slot 11 have outer fissure 13 far from outer 12 side of rib, and for outer fissure 13 to place cylindrical roller 8, there is guarantor in 1 inside of outer ring
Hold frame 3, for retainer 3 to 8 position of fixed cylinder roller, placing 3 front end of retainer has a preceding sealing ring 2, and preceding sealing ring 2 is sealing
Bearing is closed, there is rear sealing ring 5 in 3 rear end of retainer, and for rear sealing ring 5 to close bearing, retainer 3 includes fore-stock 4, after-poppet
6th, connecting rod 7, connecting rod 7 is between fore-stock 4 and after-poppet 6, and connecting rod 7 is to connect fore-stock 4 and after-poppet 6, in fore-stock 4
There is front-axle hole 17 in side, and there is rear axis hole 18 in 6 inside of after-poppet, has cylindrical roller 8 between connecting rod 7, cylindrical roller 8 rubs will slide
Wiping becomes rolling friction, there is Roller Shaft 10 inside cylindrical roller 8, and Roller Shaft 10 is to support cylindrical roller 8, in cylindrical roller 8
There is an inner ring 9 in side, and for inner ring 9 to place cylindrical roller 8, inner ring 9 includes septal fossula 15, preceding rib 16, rear rib 14, preceding rib 16,
Rib 14 is preventing cylindrical roller 8 from moving axially afterwards.
In above structure, cylindrical roller 8 is mounted on retainer 3 and then retainer 3 is put into bearing outer fissure 13, most
After be put into inner ring 9 and complete bearing assembling, cylindrical roller 8 generates inclination under the cooperation with outer fissure 13 and septal fossula 15, to axis progress
Then outer ring 1 is fixed in machine internal stent by aligning, axis is passed through from bearing inner race 9 so that the center line and inner ring of axis
9 center lines overlap, and axis is facilitated to connect cooperation with machine internal mechanism.
In order to further improve the aligning effect of bearing, preceding 2 material of sealing ring is rubber, and preceding 2 outer circle of sealing ring is slightly less than
11 maximum gauge of oil sealing slot, preceding 2 width of sealing ring are less than 11 width of oil sealing slot, preceding 2 size of sealing ring and rear 5 specification phase of sealing ring
Together, 4 diameter of fore-stock be slightly larger than 6 diameter of after-poppet, front-axle hole 17 overlapped with rear 18 center line of axis hole and with 9 center line phase of inner ring
It hands over, front-axle hole 17 is identical with rear 18 size of axis hole, and 10 diameter of Roller Shaft is identical with 17 diameter of front-axle hole, cylindrical roller 8 and roller
Axis 10 is connected by axis hole, and 7 both ends of connecting rod are respectively welded at fore-stock 4, on after-poppet 6, and preceding 16 diameter of rib is more than rear rib
14 diameters, septal fossula 15 are truncated cone-shaped, and 15 width of septal fossula is more than the distance between fore-stock 4 and after-poppet 6, and preceding 16 diameter of rib is small
In preceding 2 maximum gauge of sealing ring, 3 material of retainer is copper alloy.
The basic principle, main feature and advantage of the utility model has been shown and described above.The technical staff of the industry
It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this
The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change
And improvement, these various changes and improvements fall within the scope of the claimed invention.The utility model requires protection scope
It is defined by appending claims and equivalents.
Claims (7)
1. a kind of centripetal cylinder roller bearing, it is characterised in that：Including outer ring (1), inner ring (9), retainer (3), cylindrical roller
(8), the outer ring (1) includes oil sealing slot (11), outer rib (12), outer fissure (13), has the envelope on the inside of the outer rib (12)
Oil groove (11), the oil sealing slot (11) have the outer fissure (13) far from outer rib (12) side, have on the inside of the outer ring (1)
There are preceding sealing ring (2) in the retainer (3), retainer (3) front end, and there is rear sealing ring (5) in retainer (3) rear end,
The retainer (3) includes fore-stock (4), after-poppet (6), connecting rod (7), and the connecting rod (7) is positioned at the fore-stock (4) and institute
Between stating after-poppet (6), there is front-axle hole (17) on the inside of the fore-stock (4), have rear axis hole (18) on the inside of the after-poppet (6),
There is the cylindrical roller (8) between the connecting rod (7), have Roller Shaft (10), the cylindrical roller inside the cylindrical roller (8)
(8) there is the inner ring (9) in inside, and the inner ring (9) includes septal fossula (15), preceding rib (16), rear rib (14).
2. a kind of centripetal cylinder roller bearing according to claim 1, it is characterised in that：Preceding sealing ring (2) material
For rubber, preceding sealing ring (2) outer circle is slightly less than oil sealing slot (11) maximum gauge, and preceding sealing ring (2) width is small
In oil sealing slot (11) width, preceding sealing ring (2) size with it is described after sealing ring (5) specification it is identical.
3. a kind of centripetal cylinder roller bearing according to claim 1, it is characterised in that：Fore-stock (4) diameter omits
More than the after-poppet (6) diameter, the front-axle hole (17) with it is described after axis hole (18) center line overlap and with the inner ring (9)
Center line intersects.
4. a kind of centripetal cylinder roller bearing according to claim 1, it is characterised in that：The front-axle hole (17) with it is described
Axis hole (18) size is identical afterwards, and Roller Shaft (10) diameter is identical with the front-axle hole (17) diameter, the cylindrical roller (8)
It is connect with the Roller Shaft (10) by axis hole.
5. a kind of centripetal cylinder roller bearing according to claim 1, it is characterised in that：Connecting rod (7) the both ends difference
It is welded on the fore-stock (4), on the after-poppet (6).
6. a kind of centripetal cylinder roller bearing according to claim 1, it is characterised in that：Preceding rib (16) diameter is big
Rib (14) diameter after described, the septal fossula (15) are truncated cone-shaped, septal fossula (15) width be more than the fore-stock (4) with
The distance between described after-poppet (6).
7. a kind of centripetal cylinder roller bearing according to claim 1, it is characterised in that：Preceding rib (16) diameter is small
In preceding sealing ring (2) maximum gauge, retainer (3) material is copper alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721630028.9U CN207470611U (en) | 2017-11-29 | 2017-11-29 | A kind of centripetal cylinder roller bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721630028.9U CN207470611U (en) | 2017-11-29 | 2017-11-29 | A kind of centripetal cylinder roller bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207470611U true CN207470611U (en) | 2018-06-08 |
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ID=62258954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721630028.9U Active CN207470611U (en) | 2017-11-29 | 2017-11-29 | A kind of centripetal cylinder roller bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207470611U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112855760A (en) * | 2021-04-07 | 2021-05-28 | 宁波顺超轴承有限公司 | Cylindrical roller bearing |
-
2017
- 2017-11-29 CN CN201721630028.9U patent/CN207470611U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112855760A (en) * | 2021-04-07 | 2021-05-28 | 宁波顺超轴承有限公司 | Cylindrical roller bearing |
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