CN110410421A - A kind of combination floating bearing - Google Patents
A kind of combination floating bearing Download PDFInfo
- Publication number
- CN110410421A CN110410421A CN201910811243.6A CN201910811243A CN110410421A CN 110410421 A CN110410421 A CN 110410421A CN 201910811243 A CN201910811243 A CN 201910811243A CN 110410421 A CN110410421 A CN 110410421A
- Authority
- CN
- China
- Prior art keywords
- girth sheets
- groove
- outer ring
- cover girth
- inclined surface
- 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.)
- Granted
Links
- 238000007667 floating Methods 0.000 title claims abstract description 18
- 238000007789 sealing Methods 0.000 claims description 12
- 230000000694 effects Effects 0.000 abstract description 5
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000005096 rolling process Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Classifications
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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
- F16C19/50—Other types of ball or roller bearings
-
- 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
-
- 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
-
- 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
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
-
- 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
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7803—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings
-
- 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
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
- F16C33/78—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members
- F16C33/7816—Details of the sealing or parts thereof, e.g. geometry, material
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Rolling Contact Bearings (AREA)
- Support Of The Bearing (AREA)
Abstract
The invention discloses a kind of combination floating bearings in bearing assembly field, including movable outer ring, upper cover girth sheets and lower cover girth sheets, the upper and lower surface of the activity outer ring is symmetrically provided with groove, several rollers are uniformly provided between upper hopper chute described in two sides, several rollers are arranged in retainer, the surface of the upper cover girth sheets is provided with several counter sinks, the lower cover girth sheets is uniformly provided with several limited posts on the one side of movable outer ring, running through in the counter sink has dormant bolt, it is small in size, structure is simple, maintenance efficiency is high, increase the integrated carrying ability of pivoting support and bearing capacity of toppling, leakproofness effect, good long service life.
Description
Technical field
The present invention relates to bearing assembly technical field, specially a kind of combination floating bearing.
Background technique
Floating bearing is a kind of large size bearing for being able to bear combined load, can be born simultaneously biggish axial, radial
Load and tilting moment.Customer requirement is not achieved in the existing pivoting support bearing capacity that topples, in the same angle, due to linear speed
The difference of degree is easy to appear roller change and tiltedly takes the least important seat at a square table, increases friction, cause to generate heat, burn can be generated when serious；And existing revolution branch
The collocation form of bearing roller, integrated carrying ability is weak, and occupied space is big, and flexibility of revolution is poor, to influence making for pivoting support
Use the service life.And maintenance rate and maintenance cost are all lower, and service life is longer；But still it is only applicable to huge revolving device
On, volume is big, small for load classification coverage, it is impossible to be used in microminiature product.
Based on this, the present invention devises a kind of combination floating bearing, mentioned above to solve the problems, such as.
Summary of the invention
The purpose of the present invention is to provide a kind of combination floating bearings, to solve the problems mentioned in the above background technology.
To achieve the above object, the invention provides the following technical scheme: a kind of combination floating bearing, including movable outer ring,
The upper and lower surface of upper cover girth sheets and lower cover girth sheets, the activity outer ring is symmetrically provided with groove, the upper cover girth sheets and lower cover girth sheets
Be located at the upper and lower of movable outer ring, the outer edge of the upper cover girth sheets and the outer edge of lower cover girth sheets be respectively equipped with it is recessed
The compatible upper chimb of slot and upper hopper chute, the inclined surface for the groove being located above and the inclined surface of upper chimb are provided with cunning
Slot, the inclined surface of the inclined surface of the underlying groove and lower chimb are provided with gliding groove, between upper hopper chute described in two sides
Several rollers are uniformly provided with, several rollers are arranged in retainer, and the surface of the upper cover girth sheets is provided with several heavy
Head bore, the lower cover girth sheets are uniformly provided with several limited posts on the one side of movable outer ring, and running through in the counter sink has
Dormant bolt, the bottom end of the dormant bolt and are connect through the hollow cavity of movable outer ring with limited post.
Preferably, the inclined surface of the groove is identical as the inclined surface tilt angle of upper chimb, the inclined surface of the groove
It is identical as the inclined surface tilt angle of lower chimb.
Preferably, the quantity of the counter sink and the quantity of limited post are identical.
Preferably, the trapezoidal shape of the groove.
Preferably, sealing sliding slot is equipped on the vertical plane of the groove up and down, the upper cover girth sheets and lower cover girth sheets
Periphery wall is equipped with sealing draw runner compatible with sealing sliding slot
Preferably, the inner wall of the limited post is provided with internal screw thread compatible with dormant bolt external screw thread.
Preferably, when the bottom end of the dormant bolt is in contact with the inner cavity least significant end of limited post, the upper cover girth sheets and
There are certain gaps between lower cover girth sheets and movable outer ring.
Compared with prior art, the beneficial effects of the present invention are:
1, the present invention is small in size, and structure is simple, and by the mountable minor items in movable outer ring of setting, sunk screw passes through setting
It is connected with the limited post on lower cover girth sheets by upper end cover, lower end cover locking in the counter sink on upper cover girth sheets, maintenance efficiency is high,
Long service life；
2, the present invention is designed to the roller of angle type between upper end cover, lower cover and movable outer ring, increases pivoting support
Integrated carrying ability and bearing capacity of toppling, the space occupied is small, saves material, and precision is high, and rotation is steady, and end face run-out is small,
In the case where bearing axial load and tipping load, roller surface discontinuity is easy to appear roller change and tiltedly takes the least important seat at a square table, increases
Friction, causes to generate heat, burn can be generated when serious；
3, on the one hand the present invention prevents being distributed in roller week by setting sealing sliding slot, sealing draw runner and seal washer, leakproofness
The oil leak enclosed is also prevented from foreign matter and enters inside floating bearing.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, will be described below to embodiment required
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is schematic structural view of the invention.
In attached drawing, parts list represented by the reference numerals are as follows:
1, movable outer ring；101, groove；2, upper cover girth sheets；201, upper chimb；202, upper hopper chute；203, counter sink；3, lower decorative cover
Plate；301, lower chimb；302, gliding groove；303, limited post；4, dormant bolt；5, roller；6, retainer；7, sliding slot is sealed；8,
Seal draw runner.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
Referring to Fig. 1, the present invention provides a kind of technical solution: a kind of combination floating bearing, including movable outer ring 1, upper cover
The upper and lower surface of girth sheets 2 and lower cover girth sheets 3, the activity outer ring 1 is symmetrically provided with groove 101, is convenient for and upper cover girth sheets 2 and lower cover
Girth sheets 3 is assembled, and the upper cover girth sheets 2 and lower cover girth sheets 3 are located at the upper and lower of movable outer ring 1, by being arranged in work
The upper cover girth sheets 2 and lower cover girth sheets 3 of dynamic outer ring 1 can protect movable outer ring 1, and can play carrying well and make
With the outer edge of the upper cover girth sheets 2 is respectively equipped with upper chimb compatible with groove 101 with the outer edge of lower cover girth sheets 3
201 and upper hopper chute 202, the inclined surface of the inclined surface for the groove 101 being located above and upper chimb 201 is provided with upper hopper chute
202, the inclined surface of the underlying groove 101 and the inclined surface of lower chimb 301 are provided with gliding groove 302, described in two sides
Several rollers 5 are uniformly provided between upper hopper chute 202, by increasing upper hopper chute 202 and the design of the angled type of gliding groove 302
The integrated carrying ability of pivoting support and topple bearing capacity, several rollers 5 are arranged in retainer 6, it is described on
The surface of decorative cover plate 2 is provided with several counter sinks 203, if the lower cover girth sheets 3 is uniformly provided on the one side of movable outer ring 1
Dry limited post 303, through there is a dormant bolt 4 in the counter sink 203, the bottom end of the dormant bolt 4 is through movable outer ring 1
Hollow cavity, and connect with limited post 303, cooperate by using dormant bolt 4 and counter sink 203, avoid because of dormant bolt 4
It protrudes the upper surface with upper cover girth sheets 2 and causes to generate interference when installation load or interfere with other components, and and lower cover
303 bolt of limited post on girth sheets 3 is fixed, and the assembling to movable outer ring 1 is completed.
Wherein, the inclined surface of the groove 101 is identical as the inclined surface tilt angle of upper chimb 201, the groove 101
Inclined surface is identical as the inclined surface tilt angle of lower chimb 301, stable can limit to roller 5, the rotation of this pivoting support
Rolling element is moved along central axial when turning, avoid roller it is longer when, bearing axial load and in the case where tipping load, rolling
Sublist face discontinuity is easy to appear roller change and tiltedly takes the least important seat at a square table, increases friction, cause to generate heat, burn can be generated when serious.
Wherein, the quantity of the counter sink 203 is identical as the quantity of limited post 303, so that the quantity phase with counter sink 203
Same dormant bolt 4 is connected between counter sink 203 and limited post 303.
Wherein, the trapezoidal shape of the groove 101, it is reasonable in design, can with upper cover girth sheets 2 and lower cover girth sheets 3 into
The assembling of row adaptation, the space occupied is small, saves material.
Wherein, sealing sliding slot 7, the upper cover girth sheets 2 and lower cover girth sheets are equipped on the vertical plane of the groove 101 up and down
3 periphery wall is equipped with sealing draw runner 8 compatible with sealing sliding slot 7, when movable outer ring 1 carries out work rotation, sealing is slided
Item 8 and sealing sliding slot 7 can guarantee to increase upper cover girth sheets 2 and lower cover girth sheets 3 and activity in the case where movable outer ring 1 rotates
On the one hand leakproofness between outer ring prevents the oil leak being distributed in around roller 5, be also prevented from foreign matter and enter floating bearing
Inside can be further ensured that leakproofness in addition, being equipped with seal washer between the bolt head and counter sink 203 of dormant bolt 4.
Wherein, the inner wall of the limited post 303 is provided with internal screw thread compatible with 4 external screw thread of dormant bolt, can with it is heavy
The external thread bolt connection of hook bolt 4 guarantees that upper cover girth sheets 2 and lower cover girth sheets 3 and the composition of movable outer ring 1 are quick.
Wherein, when the bottom end of the dormant bolt 4 is in contact with the inner cavity least significant end of limited post 303, the upper cover girth sheets 2
There are certain gaps between lower cover girth sheets 3 and movable outer ring 1, can preferably be freely rotated convenient for the movable outer ring 1.
In the description of this specification, the description of reference term " one embodiment ", " example ", " specific example " etc. means
Particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one implementation of the invention
In example or example.In the present specification, schematic expression of the above terms may not refer to the same embodiment or example.
Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples to close
Suitable mode combines.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.These embodiments are chosen and specifically described to this specification, is in order to better explain the present invention
Principle and practical application, so that skilled artisan be enable to better understand and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (7)
1. a kind of combination floating bearing, including movable outer ring (1), upper cover girth sheets (2) and lower cover girth sheets (3), it is characterised in that: institute
The upper and lower surface for stating movable outer ring (1) is symmetrically provided with groove (101), and the upper cover girth sheets (2) and lower cover girth sheets (3) are located at
The upper and lower of movable outer ring (1), the outer edge of the upper cover girth sheets (2) and the outer edge of lower cover girth sheets (3) be respectively equipped with
The compatible upper chimb (201) of groove (101) and upper hopper chute (202), the inclined surface for the groove (101) being located above with it is upper
The inclined surface of chimb (201) is provided with upper hopper chute (202), the inclined surface of the underlying groove (101) and lower chimb
(301) inclined surface is provided with gliding groove (302), and several rollers (5) are uniformly provided between upper hopper chute (202) described in two sides, if
The roller (5) to be done to be arranged in retainer (6), the surface of the upper cover girth sheets (2) is provided with several counter sinks (203),
The lower cover girth sheets (3) is uniformly provided with several limited posts (303), the counter sink on the one side of movable outer ring (1)
(203) through having dormant bolt (4) in, the bottom end of the dormant bolt (4) through movable outer ring (1) hollow cavity, and with
Limited post (303) connection.
2. a kind of combination floating bearing according to claim 1, it is characterised in that: the inclined surface of the groove (101) with
The inclined surface tilt angle of upper chimb (201) is identical, and the inclined surface of the groove (101) and the inclined surface of lower chimb (301) are inclined
Rake angle is identical.
3. a kind of combination floating bearing according to claim 1, it is characterised in that: the quantity of the counter sink (203) with
The quantity of limited post (303) is identical.
4. a kind of combination floating bearing according to claim 1, it is characterised in that: the trapezoidal shape of the groove (101).
5. a kind of combination floating bearing according to claim 1, it is characterised in that: the groove (101) is vertical up and down
It is equipped on face and seals sliding slot (7), the periphery wall of the upper cover girth sheets (2) and lower cover girth sheets (3) is equipped with and sealing sliding slot (7)
Compatible sealing draw runner (8).
6. a kind of combination floating bearing according to claim 1, it is characterised in that: the inner wall of the limited post (303) is opened
There is internal screw thread compatible with dormant bolt (4) external screw thread.
7. a kind of combination floating bearing according to claim 1, it is characterised in that: the bottom end of the dormant bolt (4) with
When the inner cavity least significant end of limited post (303) is in contact, between the upper cover girth sheets (2) and lower cover girth sheets (3) and movable outer ring (1)
There are certain gaps.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910811243.6A CN110410421B (en) | 2019-08-30 | 2019-08-30 | Combined slewing bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910811243.6A CN110410421B (en) | 2019-08-30 | 2019-08-30 | Combined slewing bearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110410421A true CN110410421A (en) | 2019-11-05 |
| CN110410421B CN110410421B (en) | 2024-03-08 |
Family
ID=68369838
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910811243.6A Active CN110410421B (en) | 2019-08-30 | 2019-08-30 | Combined slewing bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110410421B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011144899A (en) * | 2010-01-15 | 2011-07-28 | Nsk Ltd | Double row rolling bearing |
| CN102312918A (en) * | 2011-06-14 | 2012-01-11 | 安徽枞晨回转支承有限公司 | Double row oblique cylinder type slewing bearing |
| CN202545571U (en) * | 2012-04-23 | 2012-11-21 | 洛阳新强联回转支承股份有限公司 | Rotary support bearing with double-row thrust conical roller structure |
| CN103429920A (en) * | 2011-03-17 | 2013-12-04 | 谢夫勒科技股份两合公司 | Rolling bearing with a lateral filling opening |
| CN205315487U (en) * | 2015-12-29 | 2016-06-15 | 瓦房店瑞昌轴承制造有限公司 | Modular slewing bearing |
| CN206754153U (en) * | 2017-04-24 | 2017-12-15 | 洛阳隆达轴承有限公司 | A kind of double outer ring floating bearings |
| CN208057699U (en) * | 2018-04-04 | 2018-11-06 | 江苏双正机械有限公司 | A kind of special pivoting support of outer ring internal-gear type |
| CN210423452U (en) * | 2019-08-30 | 2020-04-28 | 温州振中基础工程机械科技有限公司 | Combined slewing bearing |
-
2019
- 2019-08-30 CN CN201910811243.6A patent/CN110410421B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011144899A (en) * | 2010-01-15 | 2011-07-28 | Nsk Ltd | Double row rolling bearing |
| CN103429920A (en) * | 2011-03-17 | 2013-12-04 | 谢夫勒科技股份两合公司 | Rolling bearing with a lateral filling opening |
| CN102312918A (en) * | 2011-06-14 | 2012-01-11 | 安徽枞晨回转支承有限公司 | Double row oblique cylinder type slewing bearing |
| CN202545571U (en) * | 2012-04-23 | 2012-11-21 | 洛阳新强联回转支承股份有限公司 | Rotary support bearing with double-row thrust conical roller structure |
| CN205315487U (en) * | 2015-12-29 | 2016-06-15 | 瓦房店瑞昌轴承制造有限公司 | Modular slewing bearing |
| CN206754153U (en) * | 2017-04-24 | 2017-12-15 | 洛阳隆达轴承有限公司 | A kind of double outer ring floating bearings |
| CN208057699U (en) * | 2018-04-04 | 2018-11-06 | 江苏双正机械有限公司 | A kind of special pivoting support of outer ring internal-gear type |
| CN210423452U (en) * | 2019-08-30 | 2020-04-28 | 温州振中基础工程机械科技有限公司 | Combined slewing bearing |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110410421B (en) | 2024-03-08 |
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