CN104533939B - A kind of radial bearing - Google Patents
A kind of radial bearing Download PDFInfo
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- CN104533939B CN104533939B CN201510022645.XA CN201510022645A CN104533939B CN 104533939 B CN104533939 B CN 104533939B CN 201510022645 A CN201510022645 A CN 201510022645A CN 104533939 B CN104533939 B CN 104533939B
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- circle
- bearing
- radial bearing
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- skewed slot
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Abstract
This technology provides the radial bearing that a kind of service life is long, is capable of high-speed rotation, the linear velocity of this radial bearing relative linear velocity sum between two adjacent rings in bearing respectively circle, to improve the linear velocity of radial bearing；This radial bearing, including at least the 1st circle, the 2nd circle of the 1st circle outside is rotatably arranged on, is rotatably arranged on the (n+1)th circle that the 2nd the 3rd circle ... for enclosing outside is rotatably arranged on outside the n-th circle；N is positive integer.
Description
Technical field
This technology provides a kind of radial bearing, the linear velocity of this radial bearing（Relative linear velocity between inner ring, outer ring）
Relative linear velocity sum between two adjacent rings in respectively being enclosed for bearing, to improve the linear velocity of radial bearing.
Background technology
, it is necessary to use the higher bearing of linear velocity requirement, i.e. described high-speed bearing in production practices.
The content of the invention
The purpose of this technology is to provide the radial bearing that a kind of service life is long, is capable of high-speed rotation, this radial bearing
Linear velocity be relative linear velocity sum between two adjacent rings in bearing respectively circle.
The purpose of this technology is to be achieved through the following technical solutions：
This radial bearing, including at least the 1st circle, the 2nd circle of the 1st circle outside is rotatably arranged on, is rotatably arranged on the 2nd circle
3rd circle ... of outside is rotatably arranged on the (n+1)th circle outside the n-th circle；N is positive integer.
The beneficial effect of this technology is：
This radial bearing, either rolling bearing or sliding bearing, its linear velocity are two adjacent rings during bearing respectively encloses
Between relative linear velocity sum, the linear velocity of radial bearing can be all improved, to meet the requirement of high-speed bearing.When the 1st circle and n-th
When+1 circle relative velocity is higher, between two adjacent rings（Between such as the 1st circle and the 2nd circle, between the 2nd circle and the 3rd circle etc.）Relatively
Speed is still smaller, and this makes it possible to the service life for improving the bearing.
As the improvement to this technology, the end face of m circles is provided with m shoulder blocks, opened up on the inside of m shoulder blocks
There are m skewed slots, the angle of skewed slot axis and radial bearing axis is acute angle；Movement is provided with m voussoirs in m skewed slots；
When m voussoirs are located at peak, m voussoirs are located between m shoulder blocks and m+1 circles end face；1≤m≤n-1, m is just
Integer.
The shape of cross section of skewed slot is circular arc, the nominal dimension for being shaped as spheroid, sphere diameter and arc diameter of voussoir
Equal, spheroid is rotatably arranged in skewed slot.
Above-mentioned improvement, the effect of the frictional force of end face is enclosed for m+1 by m voussoirs, made between the adjacent each circle of bearing
The distribution of relative linear velocity is balanced.When voussoir is spheroid, voussoir movement in skewed slot is more flexible, is met with adapting to same bearing
Different linear velocity requirements.
As the further improvement to this technology, rolled between two adjacent circles and be provided with rolling element.
The rolling element that setting is rolled between two adjacent circles is ball.
The rolling element that setting is rolled between two adjacent circles is roller.
These are improved, and are in fact exactly that the radial bearing is to roll radial bearing, are more suitable for the high linear speed to bearing
It is required that.
Brief description of the drawings
Fig. 1 is the structural representation for the radial ball bearing for including three circles
Fig. 2 is Fig. 1 side view
Fig. 3 is the structural representation that radial ball bearing the 1st encloses
Fig. 4 is Fig. 3 side view
Fig. 5 is the extreme position schematic diagram of voussoir during radial ball bearing the 1st encloses
Fig. 6 is the structural representation for the radial roller bearing for including three circles.
Embodiment
This technology is described further below：
On the whole, this radial bearing, it can be rolling bearing or sliding bearing, be enclosed including at least the 1st,
The 2nd circle of the 1st circle outside is rotatably arranged on, the 3rd circle ... for being rotatably arranged on the 2nd circle outside is rotatably arranged on outside the n-th circle
(n+1)th circle（N is positive integer）.N values are bigger, and the relative linear velocity between achievable (n+1)th circle and first lap is bigger.Can root
According to needs, n design parameter is determined.
The end face of m circles is provided with m shoulder blocks, m skewed slots, skewed slot axis are offered on the inside of m shoulder blocks
Angle with radial bearing axis is acute angle；Movement is provided with m voussoirs in m skewed slots；M voussoirs are located at peak
When, the movement of m voussoirs is arranged on m+1 circles end face（For polished surface）It is interior.（1≤m≤n-1, m are positive integer）
Voussoir is set, encloses the effect of the frictional force of end face for m+1 by m voussoirs, is made between the adjacent each circle of bearing
The distribution of relative linear velocity is balanced.
Shoulder block provides mobile support for voussoir.The angle of skewed slot axis and radial bearing axis is acute angle, the axis of skewed slot
With the axis co-planar of bearing, the angle of the end face of m skewed slots and m+1 circles is also acute angle, chooses m skewed slots and m+1 is enclosed
The angle parameter of end face make voussoir mobile flexible in skewed slot.1st circle rotates, and under the influence of centrifugal force, the 1st voussoir is along the
1 skewed slot is moved with the 2nd circle end face pressing, caused frictional force f between the 1st voussoir and the 2nd circle end face1Rotate the 2nd circle；2nd circle
Rotate, under the influence of centrifugal force, the 2nd voussoir is moved along the 2nd skewed slot and pressed with the 3rd circle end face, the 2nd voussoir and the 3rd circle end face
Between caused frictional force f2Rotate the 3rd circle ...；M circles rotate, and under the influence of centrifugal force, m voussoirs are along m+1
Skewed slot is moved with the end face pressing of m+1 circles, caused frictional force f between m voussoirs and m+1 circles end facemTurn m+1 circles
It is dynamic.One voussoir is set in each skewed slot.
It is unequal per the frictional force between two adjacent circles, therefore f1、f2……fmIt is unequal, it can adjust and be set in each shoulder block
Voussoir quantity, the quality of voussoir, the angle of skewed slot put are achieved.
The shape of cross section of skewed slot is circular arc, the nominal dimension for being shaped as spheroid, sphere diameter and arc diameter of voussoir
Equal, spheroid is rotatably arranged in skewed slot.When voussoir is spheroid, voussoir movement in skewed slot is more flexible, to adapt to same axle
Chengman different linear velocity requirements enough.
Sliding bearing is simple compared with rolling bearing structure, now with including three circles（That is n=2）Radial ball bearing exemplified by, to this
Technology illustrates.
Referring to the radial ball bearing shown in Fig. 1, Fig. 2, including inner ring（1st circle）1, the centre circle being rotatably arranged on outside inner ring
（2nd circle）3, the outer ring being rotatably arranged on outside centre circle 3（3rd circle）5.
Referring to shown in Fig. 3, Fig. 4, the outside of inner ring 1 circumferentially offers groove 9, offered in the inner side of centre circle 3 with
The corresponding groove of groove 9 that the outside of inner ring 1 opens up, ball 2 are rolled and are arranged in the groove of inner ring, centre circle；With setting ball 2
Mode is identical：Ball 4, which rolls, to be arranged on the outside of centre circle 3, in the groove that the inner side of outer ring 5 opens up.Also turn between two adjacent circles
It is dynamic to be provided with retainer, it is prior art, does not repeat.
It is provided with the end face of inner ring 1（1st）Shoulder block 7, offered in the inner side of shoulder block 7（1st）Skewed slot 8, the axle of skewed slot 8
Line and radial bearing axis co-planar, the angle of the axis of skewed slot 8 and radial bearing axis is acute angle, and equally, the axis of skewed slot 8 is with
The end face of circle 3（For polished surface）Angle be acute angle.The shape of cross section of skewed slot 8 is circular arc 12,（1st）Voussoir is shaped as
Spheroid 6, the diameter of spheroid 6 is equal with the nominal dimension of the diameter of circular arc 12, and the movement of spheroid 6 is arranged in skewed slot 8.It is being embodied
When, inner ring 1 and shoulder block 7 are monolithic construction.
Shown in figure, skewed slot 8 has 4, and corresponding spheroid 6 also has 4, and spheroid 6 is rotatably arranged in skewed slot 8.
This radial ball bearing is at work, and shown in Figure 5, and inner ring 1 rotates, under the influence of centrifugal force, spheroid 6
A high position 10 is moved to by low level 11 along skewed slot 8 to press with the end face of centre circle 3, caused frictional force f between spheroid 6 and the end face of centre circle 31Make
Centre circle 3 rotates.
Shown in Figure 6, when rolling element is roller, radial antifriction bearing is radial roller bearing.
The radial bearing of above-mentioned technology, can be the combination bearing of radial antifriction bearing and radial plain bearing, can also
It is the combination bearing of radial ball bearing and radial roller bearing；If two adjacent circles form radial antifriction bearing, Ke Yishi
Single-row bearing, can be double-row bearing or multirow bearing.
The beneficial effect of this technology is：
This radial bearing, either rolling bearing or sliding bearing, its linear velocity are two adjacent rings during bearing respectively encloses
Between relative linear velocity sum, the linear velocity of radial bearing can be all improved, to meet the requirement of high-speed bearing.
Claims (4)
1. a kind of radial bearing, it is characterized in that, including at least the 1st circle, the 2nd circle of the 1st circle outside is rotatably arranged on, rotates and sets
The 3rd circle ... outside the 2nd circle is rotatably arranged on the (n+1)th circle outside the n-th circle；N is positive integer；
The end face of m circles is provided with m shoulder blocks, offers m skewed slots on the inside of m shoulder blocks, skewed slot axis with to
The angle of mandrel bearing axis is acute angle；Movement is provided with m voussoirs in m skewed slots；When m voussoirs are located at peak, the
M voussoirs are located between m shoulder blocks and m+1 circles end face；1≤m≤n-1, m are positive integer；
The shape of cross section of skewed slot is circular arc, and voussoir is shaped as spheroid, and sphere diameter is equal with the nominal dimension of arc diameter,
Spheroid is rotatably arranged in skewed slot.
2. radial bearing according to claim 1, it is characterized in that, rolled between two adjacent circles and be provided with rolling
Body.
3. radial bearing according to claim 2, it is characterized in that, the rolling element of setting is rolled between two adjacent circles
For ball.
4. radial bearing according to claim 2, it is characterized in that, the rolling element of setting is rolled between two adjacent circles
For roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510022645.XA CN104533939B (en) | 2015-01-18 | 2015-01-18 | A kind of radial bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510022645.XA CN104533939B (en) | 2015-01-18 | 2015-01-18 | A kind of radial bearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104533939A CN104533939A (en) | 2015-04-22 |
| CN104533939B true CN104533939B (en) | 2018-02-13 |
Family
ID=52849527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510022645.XA Active CN104533939B (en) | 2015-01-18 | 2015-01-18 | A kind of radial bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104533939B (en) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19952120A1 (en) * | 1999-10-29 | 2001-05-03 | Schaeffler Waelzlager Ohg | Combined axial/radial ball bearing for mounting spindles in machine tools has axial cage with seatings for balls and radial races containing second set of balls, axial cage having plate with seatings which have tapering edges |
| CN201606408U (en) * | 2010-01-10 | 2010-10-13 | 王子鑫 | Overlapped moving wheel |
| CN201884459U (en) * | 2010-02-04 | 2011-06-29 | 鲁国裕 | Radial and thrust combined rolling bearing |
| US8662474B2 (en) * | 2011-02-04 | 2014-03-04 | Honeywell International Inc. | Combination bearings having improved load capacities and lifespan and valve assemblies including the same |
| CN203146579U (en) * | 2013-03-04 | 2013-08-21 | 曹苑 | Compound bearing |
| WO2014182144A1 (en) * | 2013-05-08 | 2014-11-13 | Gergert Vladimir Yakovlevich | Bearing |
| CN103591133A (en) * | 2013-11-20 | 2014-02-19 | 李瑞喜 | Multi-collar linkage middle and high speed durable bearing |
| CN204493448U (en) * | 2015-01-18 | 2015-07-22 | 刘洪保 | A kind of radial bearing |
-
2015
- 2015-01-18 CN CN201510022645.XA patent/CN104533939B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104533939A (en) | 2015-04-22 |
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| C06 | Publication | ||
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| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: Honglan Town Industrial Park of Lishui District of Nanjing City, Jiangsu province 211219 five Peak Road No. 18 Applicant after: Liu Hongbao Address before: No. 4, Chen Bei bridge, Dai Jia village, Yong Yang Town, Lishui District, Nanjing, Jiangsu Applicant before: Liu Hongbao |
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