CN108488225A - A kind of self-locking bearing - Google Patents
A kind of self-locking bearing Download PDFInfo
- Publication number
- CN108488225A CN108488225A CN201810461412.3A CN201810461412A CN108488225A CN 108488225 A CN108488225 A CN 108488225A CN 201810461412 A CN201810461412 A CN 201810461412A CN 108488225 A CN108488225 A CN 108488225A
- Authority
- CN
- China
- Prior art keywords
- bearing
- ball
- annular
- self
- arc
- 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
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
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
- F16C19/14—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load
- F16C19/16—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for both radial and axial load with a single row of balls
-
- 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
- F16C33/38—Ball cages
-
- 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
- F16C33/581—Raceways; Race rings integral with other parts, e.g. with housings or machine elements such as shafts or gear wheels
Abstract
The invention discloses a kind of self-locking bearings, are related to self-locking bearing technical field.The present invention includes bearing base, roll structure, bearing cap；Bearing base bottom surface opens up the first annular conduit that cross section is arc；Roll structure includes ball disk；Annular uniformly opens up several through-holes on ball disk；Installation ball is rolled in through-hole；Bearing cap inner bottom surface is connected and fixed plate by several springs；Fixed plate end face opens up the second annular channel that cross section is arc；Second annular channel annular is evenly distributed with several arc grooves；Roll structure is located in the confined space that bearing base is constituted with bearing cap.The present invention passes through compressed spring in bearing base and bearing cap screw thread matching process, first annular conduit matches the ball self-locking realized in bearing with ball with the arc groove that the second annular channel fastens in fixed plate simultaneously in the second annular channel, pass through the self-locking and unlock of ball, increase the function of bearing, improve the utilization rate of bearing, it is easy to operate, convenient for control.
Description
Technical field
The invention belongs to self-locking bearing technical fields, more particularly to a kind of self-locking bearing.
Background technology
Bearing (Bearing) is a kind of important spare part in contemporary mechanical equipment.Its major function is support machinery rotation
Swivel, reduces the friction coefficient in its motion process, and ensure its rotating accuracy.Unilateral bearing is in one direction can be certainly
By rotating, and a kind of bearing locked in the other directions.Unilateral bearing is also freewheel clutch, only not according to industry
Together, difference is acted on to name.In the metal shell of unilateral bearing, including many roller bearings, needle roller or balls, and it is rolled
The shape of seat (cave) makes it that can only be rolled to a direction, and will produce prodigious resistance in the other directions.
This invention address that inventing a kind of self-locking bearing, the ball for solving in bearing is unable to self-locking and loosens freely
Problem.
Invention content
The purpose of the present invention is to provide a kind of self-locking bearings, and first annular slot is mounted on by the ball on roll structure
In road and the second annular channel；And the arc realized in the second annular channel is squeezed by the second annular channel and first annular conduit
Shape slot lock determines ball, solves the problems, such as that the ball in existing bearing is unable to self-locking and loosens freedom.
In order to solve the above technical problems, the present invention is achieved by the following technical solutions：
The present invention is a kind of self-locking bearing, including bearing base, roll structure, bearing cap；
The bearing base is cylindrical tube shape；The bearing base bottom surface opens up the first axis hole；The bearing base bottom surface
Open up the first annular conduit that cross section is arc；
The roll structure includes ball disk；Annular uniformly opens up several through-holes on the ball disk；Rolling in the through-hole
Dynamic installation ball；The second axis hole is opened up on the ball disk；
The bearing cap is cylindrical tube shape；The bearing cap bottom surface opens up third axis hole；The bearing cap inner bottom surface passes through
Several springs are connected and fixed plate；The fixed plate end face opens up the second annular channel that cross section is arc；Second ring
Shape conduit annular is evenly distributed with several arc grooves；The 4th axis hole is opened up in the fixed plate；
The bearing base side wall and bearing cap side wall Matching installation；The roll structure is located at bearing base and bearing cap
In the confined space of composition；The ball is located in first annular conduit；The ball is located in the second annular channel.
Preferably, first axis hole, the second axis hole, third axis hole, the 4th axis hole is concentric and diameter is identical.
Preferably, the first annular conduit, the second annular channel are identical；The first annular conduit cross section arc is straight
Diameter, the second annular channel cross section arc diameter are identical as the diameter of ball.
Preferably, bearing base barrel side is equipped with internal thread；Bearing cup wall side is equipped with external screw thread；Institute
Bearing base is stated to be threadedly coupled with bearing cap；Bearing base and compressed spring in bearing cap screw thread matching process；The fixed plate
Arc groove in upper second annular channel matches the ball self-locking realized in bearing with ball.
Preferably, several spring annulars are uniformly fixed on bearing cap bottom surface；The arc groove diameter and ball
Diameter is identical；Radian size phase between radian size and two balls between the arc groove is identical as ball number and two arc grooves
Together.
The invention has the advantages that：
1, the present invention passes through compressed spring in bearing base and bearing cap screw thread matching process, first annular conduit and second
Arc groove of the annular channel fastening simultaneously in fixed plate in the second annular channel matched with ball realize ball in bearing oneself
Lock, by the self-locking and unlock of ball, increases the function of bearing, improves the utilization rate of bearing, easy to operate, convenient for control
System；
2, the present invention in the second axis hole in roll structure by being fixedly mounted fixing axle；Bearing base is located at rolling when use
Roller bearing above axle construction while in roll structure rolls in first annular conduit, reduces traditional bearing ball and bearer ring
Between frictional force, improve mechanical efficiency.
Certainly, it implements any of the products of the present invention and does not necessarily require achieving all the advantages described above at the same time.
Description of the drawings
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 a kind of structural schematic diagram of self-locking bearing of the present invention；
Fig. 2 is the structural schematic diagram of middle (center) bearing pedestal of the present invention；
Fig. 3 is the structural schematic diagram of roll structure in the present invention；
Fig. 4 is the structural schematic diagram of middle (center) bearing lid of the present invention；
Fig. 5 is the vertical view of Fig. 4；
Fig. 6 is the sectional view of A-A in Fig. 5.
Specific implementation mode
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 describes, 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, those of ordinary skill in the art are obtained all other without creative efforts
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that, the indicating positions such as term "upper", "inner", " bottom surface " or position are closed
System, is merely for convenience of description of the present invention and simplification of the description, not indicating or implying the indicated component or element must have
Specific orientation with specific azimuth configuration and operation, therefore is not considered as limiting the invention.
It please refers to Fig.1 shown in -3, the present invention is a kind of self-locking bearing, including bearing base 1, roll structure 2, bearing cap 3；
Bearing base 1 is cylindrical tube shape；1 bottom surface of bearing base opens up the first axis hole 11；1 bottom surface of bearing base opens up transversal
Face is the first annular conduit 12 of arc；
Roll structure 2 includes ball disk 21；Annular uniformly opens up several through-holes 22 on ball disk 21；Peace is rolled in through-hole 22
Fill ball 23；The second axis hole 24 is opened up on ball disk 21；
It please refers to shown in Fig. 4-6, bearing cap 3 is cylindrical tube shape；3 bottom surface of bearing cap opens up third axis hole 31；In bearing cap 3
Several springs of underrun 32 are connected and fixed plate 33；33 end face of fixed plate opens up the second annular channel that cross section is arc
34；Second annular channel, 34 annular is evenly distributed with several arc grooves 35；The 4th axis hole 36 is opened up in fixed plate 33；
1 side wall of bearing base and 3 side wall Matching installation of bearing cap；Roll structure 2 is located at bearing base 1 and 3 structure of bearing cap
At confined space in；Ball 23 is located in first annular conduit 12；Ball 23 is located in the second annular channel 34.
Preferably, the first axis hole 11, the second axis hole 24, third axis hole 31, the 4th axis hole 36 is concentric and diameter is identical；Make
Used time, fixing axle pass through the first axis hole 11, the second axis hole 24, third axis hole 31, the 4th axis hole 36 fixing axle and the second axis simultaneously
Hole 24 is fixed；Bearing block 1 is located at 2 top of roll structure.
Preferably, first annular conduit 12, the second annular channel 34 are identical；12 cross section arc of first annular conduit is straight
Diameter, 34 cross section arc diameter of the second annular channel are identical as the diameter of ball 23；Ensure ball 23 in first annular conduit
It is rolled in 12 while ensureing that ball 23 is matched with the second annular channel 34 when bearing self-locking.
Preferably, 1 barrel side of bearing base is equipped with internal thread；3 barrel side of bearing cap is equipped with external screw thread；Bearing base
1 is threadedly coupled with bearing cap 3；Bearing cap 3 is turned when bearing self-locking makes it be matched with 1 screw thread of bearing base；In fixed plate 33
Arc groove 35 in second annular channel 34 matches 23 self-locking of ball realized in bearing with ball 23.
Preferably, 32 annular of several springs is uniformly fixed on 3 bottom surface of bearing cap；35 diameter of arc groove is straight with ball 23
Diameter is identical；Radian size phase between radian size and two balls 23 between arc groove 35 is identical as 23 numbers of ball and two arc grooves 35
Together, ensure that arc groove 35 is corresponded with ball 23, it is ensured that corresponding with ball 23 of arc groove 35 during bearing self-locking
Match.
In the description of this specification, the description of reference term " specific implementation mode " etc. means to combine the embodiment or show
Example particular features, structures, materials, or characteristics described are included at least one embodiment or example of the invention.In this theory
In bright book, schematic expression of the above terms may not refer to the same embodiment or example.Moreover, the specific spy of description
Sign, structure, material or feature can be combined in any suitable manner in any one or more of the embodiments or examples.
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 preferably explain the present invention
Principle and practical application, to enable skilled artisan to be best understood by and utilize the present invention.The present invention is only
It is limited by claims and its full scope and equivalent.
Claims (5)
1. a kind of self-locking bearing, it is characterised in that：Including bearing base (1), roll structure (2), bearing cap (3)；
The bearing base (1) is cylindrical tube shape；Bearing base (1) bottom surface opens up the first axis hole (11)；The bearing bottom
Seat (1) bottom surface opens up the first annular conduit (12) that cross section is arc；
The roll structure (2) includes ball disk (21)；Annular uniformly opens up several through-holes (22) on the ball disk (21)；Institute
It states and rolls installation ball (23) in through-hole (22)；The second axis hole (24) is opened up on the ball disk (21)；
The bearing cap (3) is cylindrical tube shape；Bearing cap (3) bottom surface opens up third axis hole (31)；In the bearing cap (3)
Several springs of underrun (32) are connected and fixed plate (33)；Fixed plate (33) end face opens up second that cross section is arc
Annular channel (34)；Second annular channel (34) annular is evenly distributed with several arc grooves (35)；It is opened on the fixed plate (33)
If the 4th axis hole (36)；
Bearing base (1) side wall and bearing cap (3) side wall Matching installation；The roll structure (2) is located at bearing base (1)
In the confined space constituted with bearing cap (3)；The ball (23) is located in first annular conduit (12)；Ball (23) position
In the second annular channel (34).
2. a kind of self-locking bearing according to claim 1, which is characterized in that first axis hole (11), the second axis hole
(24), third axis hole (31), the 4th axis hole (36) is concentric and diameter is identical.
3. a kind of self-locking bearing according to claim 1, which is characterized in that the first annular conduit (12), the second ring
Shape conduit (34) is identical；First annular conduit (12) cross section arc diameter, the second annular channel (34) cross section arc
Diameter is identical as the diameter of ball (23).
4. a kind of self-locking bearing according to claim 1, which is characterized in that bearing base (1) the barrel side is equipped with
Internal thread；Bearing cap (3) the barrel side is equipped with external screw thread；The bearing base (1) is threadedly coupled with bearing cap (3).
5. a kind of self-locking bearing according to claim 1, which is characterized in that several spring (32) annulars are uniformly distributed fixed
On bearing cap (3) bottom surface；Arc groove (35) diameter is identical as the diameter of ball (23)；The arc groove (35) and ball
(23) the radian size between number is identical and two arc grooves (35) is identical as radian size between two balls (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810461412.3A CN108488225B (en) | 2018-05-15 | 2018-05-15 | Self-locking bearing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810461412.3A CN108488225B (en) | 2018-05-15 | 2018-05-15 | Self-locking bearing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108488225A true CN108488225A (en) | 2018-09-04 |
| CN108488225B CN108488225B (en) | 2020-01-24 |
Family
ID=63353865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810461412.3A Expired - Fee Related CN108488225B (en) | 2018-05-15 | 2018-05-15 | Self-locking bearing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108488225B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114562187A (en) * | 2022-01-05 | 2022-05-31 | 武汉船用机械有限责任公司 | Underwater isolation door device and using method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB409251A (en) * | 1933-03-11 | 1934-04-26 | Carroll Hamilton Richards | Improvements in clutches and change-speed mechanisms |
| CN201241918Y (en) * | 2008-06-26 | 2009-05-20 | 无锡华洋滚动轴承有限公司 | Combined type one-way bearing |
| WO2011025391A1 (en) * | 2009-08-26 | 2011-03-03 | Fisher & Paykel Appliances Limited | Speed dependent clutch |
| JP2013257002A (en) * | 2012-06-13 | 2013-12-26 | Jtekt Corp | Rolling bearing |
-
2018
- 2018-05-15 CN CN201810461412.3A patent/CN108488225B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB409251A (en) * | 1933-03-11 | 1934-04-26 | Carroll Hamilton Richards | Improvements in clutches and change-speed mechanisms |
| CN201241918Y (en) * | 2008-06-26 | 2009-05-20 | 无锡华洋滚动轴承有限公司 | Combined type one-way bearing |
| WO2011025391A1 (en) * | 2009-08-26 | 2011-03-03 | Fisher & Paykel Appliances Limited | Speed dependent clutch |
| JP2013257002A (en) * | 2012-06-13 | 2013-12-26 | Jtekt Corp | Rolling bearing |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114562187A (en) * | 2022-01-05 | 2022-05-31 | 武汉船用机械有限责任公司 | Underwater isolation door device and using method thereof |
| CN114562187B (en) * | 2022-01-05 | 2024-03-29 | 武汉船用机械有限责任公司 | Underwater isolation door device and application method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108488225B (en) | 2020-01-24 |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200124 Termination date: 20210515 |