CN209245055U - Cross roller slewing bearing - Google Patents
Cross roller slewing bearing Download PDFInfo
- Publication number
- CN209245055U CN209245055U CN201822027353.7U CN201822027353U CN209245055U CN 209245055 U CN209245055 U CN 209245055U CN 201822027353 U CN201822027353 U CN 201822027353U CN 209245055 U CN209245055 U CN 209245055U
- Authority
- CN
- China
- Prior art keywords
- outer rings
- semi outer
- inner ring
- roller
- lower semi
- 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.)
- Expired - Fee Related
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- Rolling Contact Bearings (AREA)
Abstract
The utility model discloses cross roller slewing bearings, including upper semi outer rings, inner ring, lower semi outer rings, the both ends of the surface of the inner ring are all provided with interior technology groove, inner ring is fitted with semi outer rings and lower semi outer rings, the end face of the upper semi outer rings and lower semi outer rings is all provided with outer technology groove, upper semi outer rings are provided with the countersunk head threaded hole being connected to lower semi outer rings, the inner ring and upper semi outer rings and lower semi outer rings intermediate connections are provided with roller slot, spherical roller is installed in roller slot, spherical roller is provided with protrusion and groove, and protrusion is vertical with groove right-angled intersection, the utility model is all equipped with gasket by the way that the both ends of the inner ring and upper semi outer rings and lower semi outer rings junction roller slot are arranged, sealing cover is installed on the outside of the gasket, it is equipped on the outside of the upper semi outer rings and lower semi outer rings junction roller slot The advantages of sealing ring realizes good airproof performance, prevents oil leakage.
Description
Technical field
The utility model relates to the technical fields of mechanical fitting, specially cross roller slewing bearing.
Background technique
Bearing is widely used in all trades and professions, and bearing has rigidity height, accuracy height, can carry certain load and height
Chemical fiber wire is wrapped on silk cylinder using high-speed winder in the production of chemical fibre, works as silk by the characteristics of still ensuring that precision under speed
After cylinder winding is full, silk cylinder need to be removed and be packed, high-speed winder used at present is monotubular winding structure, takes silk cylinder necessary
The winding head of up- coiler is stalled, thus is unable to continuous action, influences production efficiency, winding head is fixed on rotary disk, revolution
It needs that bearing is installed between disk and cabinet.
But common bearing, it is unable to satisfy its requirement worked continuously, it is therefore desirable to cross roller revolution
Spring bearing, existing cross roller slewing bearing leakproofness are poor, it has not been convenient to install, roller poor rigidity, revolution are inadequate
Flexibly.
Utility model content
The purpose of this utility model is to provide cross roller slewing bearings, to solve in above-mentioned background technique
The existing cross roller slewing bearing leakproofness proposed is poor, it has not been convenient to install, roller poor rigidity, revolution are inflexible
The problem of.
To achieve the above object, the utility model provides the following technical solutions: cross roller slewing bearing, packet
Semi outer rings, inner ring, lower semi outer rings are included, the both ends of the surface of the inner ring are all provided with interior technology groove, and the inner ring is fitted with
The end face of upper semi outer rings and lower semi outer rings, the upper semi outer rings and lower semi outer rings is all provided with outer technology groove, the upper semi outer rings
Lower semi outer rings are provided with the countersunk head threaded hole being connected to, the inner ring is provided with upper semi outer rings and lower semi outer rings intermediate connections
Roller slot is equipped with spherical roller, the inner ring and upper semi outer rings and lower semi outer rings junction roller slot in the roller slot
Both ends are all equipped with gasket, and sealing cover, the upper semi outer rings and lower semi outer rings junction are equipped on the outside of the gasket
Sealing ring is installed on the outside of roller slot.
Preferably, the sealing ring, gasket, cooperate between sealing cover, constitute sealing structure.
Preferably, the spherical roller is provided with protrusion and groove, and protrusion is vertical with groove right-angled intersection.
Preferably, the upper semi outer rings and lower semi outer rings are provided with the top wire hole being staggered with countersunk head threaded hole.
Preferably, sunk screw is detachably installed in the countersunk head threaded hole.
Compared with prior art, the utility model has the beneficial effects that cross roller slewing bearing, by setting
It sets including upper semi outer rings, inner ring, lower semi outer rings, the both ends of the surface of the inner ring are all provided with interior technology groove, the inner ring cooperation peace
Equipped with upper semi outer rings and lower semi outer rings, the end face of the upper semi outer rings and lower semi outer rings is all provided with outer technology groove, upper semi outer rings
Lower semi outer rings are provided with the top wire hole being staggered with countersunk head threaded hole, realize bearing convenient for loading and unloading, avoid bearing outer end face by
The advantages of damage, is provided with the countersunk head threaded hole being connected to lower semi outer rings by the way that the upper semi outer rings are arranged, can in countersunk head threaded hole
The advantages of disassembly is equipped with sunk screw, realizes detachable installation, facilitate maintenance, by the way that the inner ring and upper semi outer rings are arranged
Lower semi outer rings intermediate connections are provided with roller slot, spherical roller are installed in the roller slot, spherical roller is provided with convex
It rises and groove, and protrusion is vertical with groove right-angled intersection, realizes bearing revolution flexibly, rigid good advantage, the utility model
Both ends by the way that the inner ring and upper semi outer rings and lower semi outer rings junction roller slot are arranged all are equipped with gasket, the sealing
Sealing cover is installed on the outside of pad, sealing ring is installed on the outside of the upper semi outer rings and lower semi outer rings junction roller slot, it is close
Seal ring, gasket cooperate between sealing cover, constitute sealing structure, realize good airproof performance, prevent the excellent of oil leakage
Point.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model；
Fig. 2 is the structural schematic diagram overlooked in the utility model Fig. 1；
Fig. 3 is the structural schematic diagram of spherical roller in the utility model Fig. 1；
Fig. 4 is the right view cutting figure structure schematic representation of spherical roller in the utility model Fig. 1；
In figure: 1, upper semi outer rings；2, outer technology groove；3, sealing cover；4, gasket；5, inner ring；6, sunk screw；7, countersunk head
Threaded hole；8, interior technology groove；9, roller slot；10, lower semi outer rings；11, sealing ring；12, spherical roller；13, raised；14, groove；
15, top wire hole.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, a kind of embodiment provided by the utility model: cross roller slewing bearing, including
Upper semi outer rings 1, inner ring 5, lower semi outer rings 10, the both ends of the surface of inner ring 5 are all provided with interior technology groove 8, and inner ring 5 is fitted with upper half
The end face of outer ring 1 and lower semi outer rings 10, upper semi outer rings 1 and lower semi outer rings 10 is all provided with outer technology groove 2, and upper semi outer rings 1 are under
Semi outer rings 10 are provided with the top wire hole 15 being staggered with countersunk head threaded hole 7, realize bearing convenient for loading and unloading, avoid bearing outer end face by
The advantages of damage, upper semi outer rings 1 and lower semi outer rings 10 are provided with the countersunk head threaded hole 7 being connected to, and detachably install in countersunk head threaded hole 7
Among the advantages of having sunk screw 6, realizing detachable installation, facilitate maintenance, inner ring 5 and upper semi outer rings 1 and lower semi outer rings 10
Junction is provided with roller slot 9, and spherical roller 12 is equipped in roller slot 9, and spherical roller 12 is provided with protrusion 13 and groove 14,
And protrusion 13 is vertical with 14 right-angled intersection of groove, realizes bearing revolution flexibly, the good advantage of rigidity, inner ring 5 and upper semi outer rings 1
Gasket 4 is all installed with the both ends of lower 10 junction roller slot 9 of semi outer rings, the outside of gasket 4 is equipped with sealing cover 3, on
The outside of 10 junction roller slot 9 of semi outer rings 1 and lower semi outer rings is equipped with sealing ring 11, sealing ring 11, gasket 4, sealing cover 3
Between cooperate, constitute sealing structure, the advantages of realizing good airproof performance, prevent oil leakage.
Working principle: by each part of bearing according to upper semi outer rings 1 are provided with the countersunk head threaded hole being connected to lower semi outer rings 10
7, inner ring 5 and upper semi outer rings 1 and lower 10 intermediate connections of semi outer rings are provided with roller slot 9, are equipped with spherical roller in roller slot 9
12, the both ends of inner ring 5 and 10 junction roller slot 9 of upper semi outer rings 1 and lower semi outer rings are all equipped with gasket 4, gasket 4 it is outer
Side is equipped with sealing cover 3, and the outside of 10 junction roller slot 9 of upper semi outer rings 1 and lower semi outer rings is equipped with sealing ring 11, and position is closed
System is completed, and sunk screw 6 is detachably equipped in countersunk head threaded hole 7, realizes detachable installation, facilitates the excellent of maintenance
Point, sealing ring 11, gasket 4 cooperate between sealing cover 3, constitute sealing structure, realize good airproof performance, prevent from lubricating
The advantages of oil leakage, the spherical roller 12 in bearing are provided with protrusion 13 and groove 14, and protrusion 13 and 14 right-angled intersection of groove
Vertically, bearing revolution is realized flexibly, the good advantage of rigidity, the both ends of the surface of inner ring 5 are all provided with interior technology groove 8, and inner ring 5 cooperates
Semi outer rings 1 and lower semi outer rings 10 are installed, the end face of upper semi outer rings 1 and lower semi outer rings 10 is all provided with outer technology groove 8, uses
Installation tool uniformly taps interior technology groove 8 and outer technology groove 2, upper semi outer rings 1 and lower semi outer rings 10 are provided with and countersunk head screw thread
The top wire hole 15 that hole 7 is staggered, realizes bearing convenient for loading and unloading, the advantage for avoiding bearing outer end face impaired.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (5)
1. cross roller slewing bearing, including upper semi outer rings (1), inner ring (5), lower semi outer rings (10), feature exists
In: the both ends of the surface of the inner ring (5) are all provided with interior technology groove (8), the inner ring (5) be fitted with semi outer rings (1) and
The end face of lower semi outer rings (10), the upper semi outer rings (1) and lower semi outer rings (10) is all provided with outer technology groove (2), the upper half
Outer ring (1) is provided with the countersunk head threaded hole (7) being connected to, the inner ring (5) and upper semi outer rings (1) and lower half with lower semi outer rings (10)
Outer ring (10) intermediate connections are provided with roller slot (9), are equipped with spherical roller (12), the inner ring in the roller slot (9)
(5) both ends with upper semi outer rings (1) and lower semi outer rings (10) junction roller slot (9) are all equipped with gasket (4), the sealing
It is equipped with sealing cover (3) on the outside of pad (4), the outside of the upper semi outer rings (1) and lower semi outer rings (10) junction roller slot (9)
Sealing ring (11) are installed.
2. cross roller slewing bearing according to claim 1, it is characterised in that: the sealing ring (11),
Gasket (4), sealing cover cooperate between (3), constitute sealing structure.
3. cross roller slewing bearing according to claim 1, it is characterised in that: the spherical roller (12)
It is provided with raised (13) and groove (14), and raised (13) and groove (14) right-angled intersection is vertical.
4. cross roller slewing bearing according to claim 1, it is characterised in that: the upper semi outer rings (1)
Lower semi outer rings (10) are provided with the top wire hole (15) being staggered with countersunk head threaded hole (7).
5. cross roller slewing bearing according to claim 1, it is characterised in that: the countersunk head threaded hole
(7) sunk screw (6) are detachably installed in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822027353.7U CN209245055U (en) | 2018-12-05 | 2018-12-05 | Cross roller slewing bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822027353.7U CN209245055U (en) | 2018-12-05 | 2018-12-05 | Cross roller slewing bearing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209245055U true CN209245055U (en) | 2019-08-13 |
Family
ID=67531433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822027353.7U Expired - Fee Related CN209245055U (en) | 2018-12-05 | 2018-12-05 | Cross roller slewing bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209245055U (en) |
-
2018
- 2018-12-05 CN CN201822027353.7U patent/CN209245055U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190813 Termination date: 20201205 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |