CN109654120A - A kind of double external tooth double eccentric thrust angular contact ball pivoting supports of combined type - Google Patents
A kind of double external tooth double eccentric thrust angular contact ball pivoting supports of combined type Download PDFInfo
- Publication number
- CN109654120A CN109654120A CN201910023068.4A CN201910023068A CN109654120A CN 109654120 A CN109654120 A CN 109654120A CN 201910023068 A CN201910023068 A CN 201910023068A CN 109654120 A CN109654120 A CN 109654120A
- Authority
- CN
- China
- Prior art keywords
- contact ball
- external tooth
- ball
- inner ring
- secondary series
- 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
- 238000007789 sealing Methods 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 5
- 239000000178 monomer Substances 0.000 claims description 3
- 210000000515 tooth Anatomy 0.000 description 32
- 238000000034 method Methods 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
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
- F16C19/54—Systems consisting of a plurality of bearings with rolling friction
- F16C19/56—Systems consisting of a plurality of bearings with rolling friction in which the rolling bodies of one bearing differ in diameter from those of another
-
- 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
-
- 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
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
- F16C33/664—Retaining the liquid in or near the bearing
- F16C33/6651—Retaining the liquid in or near the bearing in recesses or cavities provided in retainers, races or rolling elements
-
- 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
- F16C33/723—Shaft end sealing means, e.g. cup-shaped caps or covers
-
- 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
- F16C33/7806—Sealings of ball or roller bearings with a diaphragm, disc, or ring, with or without resilient members suited for particular types of rolling bearings for spherical roller bearings
Abstract
The invention patent discloses a kind of double external tooth double eccentric thrust angular contact ball pivoting supports of combined type, ball is contacted including first row and secondary series contacts ball, the first outer ring and the second outer ring are equipped on the outside of the first row contact ball, oil duct installing ring is equipped on the inside of the first row contact ball, the first row contact ball and oil duct installing ring side are equipped with secondary series and contact ball, secondary series contact ball side is equipped with the second external tooth, second external tooth upper end is equipped with third outer ring, the first inner ring is equipped on the inside of the second contact ball, second external tooth lower end side is equipped with the first external tooth, first external tooth upper end is equipped with the second inner ring, second inner ring upper end is equipped with third inner ring.This pivoting support contacts ball by first row, secondary series contacts the pivoting support that ball, the first external tooth and the second external tooth combine external tooth double eccentric thrust angular contact spherical shape formula in pairs, increases the maximum load of entire bearing, stable connection will not rotate offset.
Description
Technical field
The invention patent relates to technical field of bearings more particularly to a kind of double external tooth double eccentric thrust angular contacts of combined type
Ball pivoting support.
Background technique
Pivoting support 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, pivoting support are called turntable bearing, some people are also referred to as: rotationally supporting, bearing of circling round.Pivoting support
Using very extensively in real industry, be known as: " joint of machine " is to need to make opposite rotary motion between two articles,
Need to bear simultaneously again axial force, radial force, tilting moment machinery necessary to important transmission parts, it is fast with machinery industry
Speed development, pivoting support is in industries such as ship equipment, engineering machinery, light industry and machinery, metallurgical machinery, medical machinery, industrial machineries
It is widely used, as the field that pivoting support uses constantly expands, traditional pivoting support structure cannot expire
The demand of sufficient industry high speed development, for example in the structure for needing double external tooth connections, two individual pivoting supports are mostly used greatly,
But degree of being completely embedded is poor between two pivoting supports, and the whole firm force stability of bearing is poor, and bearing is easily caused during choosing to install
Can not oneself centering, the case where rotation offset.
Patent of invention content
The invention patent is designed to provide a kind of double external tooth double eccentric thrust angular contact ball pivoting supports of combined type, has
Stability is high, and the high feature of adaptedness solves the problems of the prior art.
To achieve the above object, the invention patent provides the following technical solutions: a kind of double external tooth double eccentrics of combined type push away
Power angular contact ball pivoting support, including first row contact ball and secondary series contact ball, and the is equipped on the outside of first row contact ball
One outer ring and the second outer ring, first outer ring are located at the second outer ring lower end, and first outer ring and the second outer ring are equipped with end
Face sealing ring, the first row contact ball inside are equipped with oil duct installing ring, the first row contact ball and oil duct installing ring side
Ball is contacted equipped with secondary series, secondary series contact ball both ends are equipped with oil channel sealing circle, secondary series contact ball edge connection
There is a spacing block, secondary series contact ball side is equipped with the second external tooth, and second external tooth upper end is equipped with third outer ring, and described the
It is equipped with the first inner ring on the inside of two contact balls, second external tooth lower end side is equipped with the first external tooth, and first external tooth upper end is set
There is the second inner ring, second inner ring upper end is equipped with third inner ring, and third inner ring edge is connected under secondary series contact ball
End, the secondary series contact ball middle part are equipped with spacing collar.
Preferably, the first row contact ball and secondary series contact ball are two monomer contact ball compositions.
Preferably, oil duct is equipped in the middle part of the oil duct installing ring, oil duct is connected to first row contact ball and secondary series contact
Ball edge.
Preferably, the end-face seal ring, oil channel sealing circle, the first outer ring, the second outer ring, third outer ring, the first inner ring,
Second inner ring, third inner ring and spacing collar are annulus shape.
Preferably, the middle part of first inner ring, the second inner ring and third inner ring is equipped with circular through hole, and first row contacts ball
Between, secondary series contact ball between it is symmetrical about the center point of circular through hole.
Compared with prior art, the invention patent has the beneficial effect that:
The double external tooth double eccentric thrust angular contact ball pivoting supports of the combined type of the invention patent contact ball, the by first row
Two column contact balls, the first external tooth and the second external tooth combine the pivoting support of external tooth double eccentric thrust angular contact spherical shape formula in pairs,
It can be used in the mechanical structure for needing double external tooth connections, compare two individual external tooth bearings, which passes through two
Two external tooths are connected to each other by column contact ball, increase the maximum load of entire bearing, and stable connection will not rotate offset etc.
Situation.
Detailed description of the invention
Fig. 1 is the overall structure figure of the invention patent；
Fig. 2 is that the secondary series of the invention patent contacts chou composition；
Fig. 3 is that the first row of the invention patent contacts chou composition.
In figure: 1, the first outer ring；2, the second outer ring；3, end-face seal ring；4, oil duct installing ring；5, third outer ring；6,
Two external tooths；7, oil channel sealing circle；8, the first inner ring；9, spacing collar；10, secondary series contacts ball；11, first row contacts ball；12, every
From block；13, third inner ring；14, the second inner ring；15, the first external tooth.
Specific embodiment
Below in conjunction with the attached drawing in the invention patent embodiment, the technical solution in the invention patent embodiment is carried out
Clearly and completely describing, it is clear that described embodiment is only the invention patent a part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the invention patent, those of ordinary skill in the art are without making creative work
Every other embodiment obtained belongs to the range of the invention patent protection.
Fig. 1-3, a kind of double external tooth double eccentric thrust angular contact ball pivoting supports of combined type, including first row is please referred to connect
It touching ball 11 and secondary series contacts ball 10, first row contact ball 11 and secondary series contact ball 10 are two monomer contact ball compositions,
First row, which contacts, is equipped with the first outer ring 1 and the second outer ring 2 on the outside of ball 11, the first outer ring 1 is located at 2 lower end of the second outer ring, outside first
Circle 1 and the second outer ring 2 are equipped with end-face seal ring 3, and first row, which contacts, is equipped with oil duct installing ring 4, oil duct installing ring 4 on the inside of ball 11
Middle part is equipped with oil duct, and oil duct is connected to first row contact ball 11 and secondary series contact 10 edge of ball, and first row contacts ball 11 and oil
Installing ring 4 side in road is equipped with secondary series and contacts ball 10, and secondary series contacts 10 both ends of ball and is equipped with oil channel sealing circle 7, secondary series contact
10 edge of ball is connected with spacing block 12, and secondary series contacts 10 side of ball and is equipped with the second external tooth 6, and 6 upper end of the second external tooth is equipped with third
Outer ring 5, the second contact ball inside are equipped with the first inner ring 8, and 6 lower end side of the second external tooth is equipped with the first external tooth 15, the first external tooth 15
Upper end is equipped with the second inner ring 14, and 14 upper end of the second inner ring is equipped with third inner ring 13, in the first inner ring 8, the second inner ring 14 and third
The middle part of circle 13 is equipped with circular through hole, and first row contacts between ball 11, secondary series contacts between ball 10 about circular through hole
The center point is symmetrical, and 13 edge of third inner ring is connected with secondary series contact 10 lower end of ball, and secondary series, which contacts, is equipped with limit in the middle part of ball 10
Circle 9, end-face seal ring 3, oil channel sealing circle 7, the first outer ring 1, the second outer ring 2, third outer ring 5, the first inner ring 8, the second inner ring
14, third inner ring 13 and spacing collar 9 are annulus shape.
In summary: the double external tooth double eccentric thrust angular contact ball pivoting supports of the combined type of the invention patent, by the
One column contact ball 11, secondary series contact ball 10, the first external tooth 15 and the second external tooth 6 combine external tooth double eccentric thrust corner connection in pairs
The pivoting support of spherical formula is touched, can be used in the mechanical structure for needing double external tooth connections, compare two individual outer tooth shafts
It holds, which is connected to each other two external tooths by two column contact balls, increases the maximum load of entire bearing, connection is steady
Situations such as determining, offset will not be rotated.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiment of the invention patent, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principle and spirit of the invention patent, repaired
Change, replacement and variant, the range of the invention patent is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of double external tooth double eccentric thrust angular contact ball pivoting supports of combined type, including first row contact ball (11) and second
Column contact ball (10), it is characterised in that: it is equipped with the first outer ring (1) and the second outer ring (2) on the outside of first row contact ball (11),
First outer ring (1) is located at the second outer ring (2) lower end, and first outer ring (1) and the second outer ring (2) are equipped with end face seal
It encloses (3), is equipped with oil duct installing ring (4) on the inside of first row contact ball (11), first row contact ball (11) and oil duct peace
Dress circle (4) side is equipped with secondary series contact ball (10), and secondary series contact ball (10) both ends are equipped with oil channel sealing circle (7), institute
It states secondary series contact ball (10) edge to be connected with spacing block (12), secondary series contact ball (10) side is equipped with the second external tooth
(6), the second external tooth (6) upper end is equipped with third outer ring (5), is equipped with the first inner ring (8) on the inside of the second contact ball, described
Second external tooth (6) lower end side is equipped with the first external tooth (15), and the first external tooth (15) upper end is equipped with the second inner ring (14), described
Second inner ring (14) upper end is equipped with third inner ring (13), and third inner ring (13) edge is connected under secondary series contact ball (10)
End, secondary series contact ball (10) middle part are equipped with spacing collar (9).
2. a kind of double external tooth double eccentric thrust angular contact ball pivoting supports of combined type according to claim 1, feature
Be: the first row contacts ball (11) and secondary series contact ball (10) is two monomers contact balls compositions.
3. a kind of double external tooth double eccentric thrust angular contact ball pivoting supports of combined type according to claim 1, feature
It is: is equipped with oil duct in the middle part of the oil duct installing ring (4), oil duct is connected to first row contact ball (11) and secondary series contact ball
(10) edge.
4. a kind of double external tooth double eccentric thrust angular contact ball pivoting supports of combined type according to claim 1, feature
It is: the end-face seal ring (3), oil channel sealing circle (7), the first outer ring (1), the second outer ring (2), third outer ring (5), first
Inner ring (8), the second inner ring (14), third inner ring (13) and spacing collar (9) are annulus shape.
5. a kind of double external tooth double eccentric thrust angular contact ball pivoting supports of combined type according to claim 1, feature
Be: the middle part of first inner ring (8), the second inner ring (14) and third inner ring (13) is equipped with circular through hole, first row contact
Between ball (11), secondary series contact ball (10) between it is symmetrical about the center point of circular through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910023068.4A CN109654120A (en) | 2019-01-10 | 2019-01-10 | A kind of double external tooth double eccentric thrust angular contact ball pivoting supports of combined type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910023068.4A CN109654120A (en) | 2019-01-10 | 2019-01-10 | A kind of double external tooth double eccentric thrust angular contact ball pivoting supports of combined type |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109654120A true CN109654120A (en) | 2019-04-19 |
Family
ID=66119123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910023068.4A Pending CN109654120A (en) | 2019-01-10 | 2019-01-10 | A kind of double external tooth double eccentric thrust angular contact ball pivoting supports of combined type |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109654120A (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE59303081D1 (en) * | 1992-02-21 | 1996-08-01 | Schaeffler Waelzlager Kg | Angular contact ball bearings |
| FR2825765A1 (en) * | 2001-06-06 | 2002-12-13 | Eurocopter France | BEARING WITH TWO DISSYMMETRIC ROWS OF BALLS WITH OBLIQUE CONTACT, AND MOUNTING OF DOOR-A-FALSE SPROCKETS ON SUCH A BEARING |
| CN101505975A (en) * | 2006-08-17 | 2009-08-12 | Ntn株式会社 | Bearing device for wheel |
| JP2009185866A (en) * | 2008-02-05 | 2009-08-20 | Ntn Corp | Tandem type double row angular ball bearing, and pinion shaft bearing device |
| CN101936331A (en) * | 2010-09-30 | 2011-01-05 | 瓦房店轴承集团有限责任公司 | Double row exocentric same-diameter ball turntable bearing |
| CN102207056A (en) * | 2010-03-29 | 2011-10-05 | 维斯塔斯风力系统集团公司 | Wind turbine and a pitch bearing for a wind turbine |
| CN202040206U (en) * | 2011-05-11 | 2011-11-16 | 安徽枞晨回转支承有限公司 | Three-ring double-ball slewing bearing |
| CN203404237U (en) * | 2013-07-16 | 2014-01-22 | 马鞍山精一工程机械有限公司 | Double-column double-row ball type slewing bearing |
| CN204403138U (en) * | 2014-12-24 | 2015-06-17 | 徐州丰禾回转支承制造股份有限公司 | Double-layer heavy load pivoting support |
| CN208185216U (en) * | 2018-04-18 | 2018-12-04 | 马鞍山方圆精密机械有限公司 | A kind of dual AC power four-point contact ball slewing bearing |
| CN210003675U (en) * | 2019-01-10 | 2020-01-31 | 大连特雷西转盘轴承有限公司 | Combined double-external-tooth double-row eccentric thrust angular contact ball slewing bearing |
-
2019
- 2019-01-10 CN CN201910023068.4A patent/CN109654120A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE59303081D1 (en) * | 1992-02-21 | 1996-08-01 | Schaeffler Waelzlager Kg | Angular contact ball bearings |
| FR2825765A1 (en) * | 2001-06-06 | 2002-12-13 | Eurocopter France | BEARING WITH TWO DISSYMMETRIC ROWS OF BALLS WITH OBLIQUE CONTACT, AND MOUNTING OF DOOR-A-FALSE SPROCKETS ON SUCH A BEARING |
| CN101505975A (en) * | 2006-08-17 | 2009-08-12 | Ntn株式会社 | Bearing device for wheel |
| JP2009185866A (en) * | 2008-02-05 | 2009-08-20 | Ntn Corp | Tandem type double row angular ball bearing, and pinion shaft bearing device |
| CN102207056A (en) * | 2010-03-29 | 2011-10-05 | 维斯塔斯风力系统集团公司 | Wind turbine and a pitch bearing for a wind turbine |
| CN101936331A (en) * | 2010-09-30 | 2011-01-05 | 瓦房店轴承集团有限责任公司 | Double row exocentric same-diameter ball turntable bearing |
| CN202040206U (en) * | 2011-05-11 | 2011-11-16 | 安徽枞晨回转支承有限公司 | Three-ring double-ball slewing bearing |
| CN203404237U (en) * | 2013-07-16 | 2014-01-22 | 马鞍山精一工程机械有限公司 | Double-column double-row ball type slewing bearing |
| CN204403138U (en) * | 2014-12-24 | 2015-06-17 | 徐州丰禾回转支承制造股份有限公司 | Double-layer heavy load pivoting support |
| CN208185216U (en) * | 2018-04-18 | 2018-12-04 | 马鞍山方圆精密机械有限公司 | A kind of dual AC power four-point contact ball slewing bearing |
| CN210003675U (en) * | 2019-01-10 | 2020-01-31 | 大连特雷西转盘轴承有限公司 | Combined double-external-tooth double-row eccentric thrust angular contact ball slewing bearing |
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